X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftags%2Fsynfig_0_61_03%2Fsynfig-core%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fmpegvideo.c;fp=synfig-core%2Ftags%2Fsynfig_0_61_03%2Fsynfig-core%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fmpegvideo.c;h=fa915e366effcda015b359a1763d7af5ce9a52f2;hb=2362dce2bb8c6a5fd5f3bd049975c3d89411f5d3;hp=0000000000000000000000000000000000000000;hpb=6f41e88a004056081fbf3e45c4eb9780cc08cd91;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_03/synfig-core/src/modules/mod_libavcodec/libavcodec/mpegvideo.c b/synfig-core/tags/synfig_0_61_03/synfig-core/src/modules/mod_libavcodec/libavcodec/mpegvideo.c new file mode 100644 index 0000000..fa915e3 --- /dev/null +++ b/synfig-core/tags/synfig_0_61_03/synfig-core/src/modules/mod_libavcodec/libavcodec/mpegvideo.c @@ -0,0 +1,4718 @@ +/* + * The simplest mpeg encoder (well, it was the simplest!) + * Copyright (c) 2000,2001 Fabrice Bellard. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * 4MV & hq & b-frame encoding stuff by Michael Niedermayer + */ + +/** + * @file mpegvideo.c + * The simplest mpeg encoder (well, it was the simplest!). + */ + +#include +#include "avcodec.h" +#include "dsputil.h" +#include "mpegvideo.h" + +#ifdef USE_FASTMEMCPY +#include "fastmemcpy.h" +#endif + +//#undef NDEBUG +//#include + +#ifdef CONFIG_ENCODERS +static void encode_picture(MpegEncContext *s, int picture_number); +#endif //CONFIG_ENCODERS +static void dct_unquantize_mpeg1_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale); +static void dct_unquantize_mpeg2_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale); +static void dct_unquantize_h263_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale); +static void draw_edges_c(uint8_t *buf, int wrap, int width, int height, int w); +#ifdef CONFIG_ENCODERS +static int dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow); +static int dct_quantize_trellis_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow); +static int sse_mb(MpegEncContext *s); +#endif //CONFIG_ENCODERS + +#ifdef HAVE_XVMC +extern int XVMC_field_start(MpegEncContext*s, AVCodecContext *avctx); +extern void XVMC_field_end(MpegEncContext *s); +extern void XVMC_decode_mb(MpegEncContext *s, DCTELEM block[6][64]); +#endif + +void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, int w)= draw_edges_c; + + +/* enable all paranoid tests for rounding, overflows, etc... */ +//#define PARANOID + +//#define DEBUG + + +/* for jpeg fast DCT */ +#define CONST_BITS 14 + +static const uint16_t aanscales[64] = { + /* precomputed values scaled up by 14 bits */ + 16384, 22725, 21407, 19266, 16384, 12873, 8867, 4520, + 22725, 31521, 29692, 26722, 22725, 17855, 12299, 6270, + 21407, 29692, 27969, 25172, 21407, 16819, 11585, 5906, + 19266, 26722, 25172, 22654, 19266, 15137, 10426, 5315, + 16384, 22725, 21407, 19266, 16384, 12873, 8867, 4520, + 12873, 17855, 16819, 15137, 12873, 10114, 6967, 3552, + 8867 , 12299, 11585, 10426, 8867, 6967, 4799, 2446, + 4520 , 6270, 5906, 5315, 4520, 3552, 2446, 1247 +}; + +static const uint8_t h263_chroma_roundtab[16] = { +// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 + 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, +}; + +#ifdef CONFIG_ENCODERS +static uint8_t (*default_mv_penalty)[MAX_MV*2+1]=NULL; +static uint8_t default_fcode_tab[MAX_MV*2+1]; + +enum PixelFormat ff_yuv420p_list[2]= {PIX_FMT_YUV420P, -1}; + +static void convert_matrix(MpegEncContext *s, int (*qmat)[64], uint16_t (*qmat16)[64], uint16_t (*qmat16_bias)[64], + const uint16_t *quant_matrix, int bias, int qmin, int qmax) +{ + int qscale; + + for(qscale=qmin; qscale<=qmax; qscale++){ + int i; + if (s->dsp.fdct == ff_jpeg_fdct_islow) { + for(i=0;i<64;i++) { + const int j= s->dsp.idct_permutation[i]; + /* 16 <= qscale * quant_matrix[i] <= 7905 */ + /* 19952 <= aanscales[i] * qscale * quant_matrix[i] <= 249205026 */ + /* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */ + /* 3444240 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */ + + qmat[qscale][i] = (int)((uint64_t_C(1) << QMAT_SHIFT) / + (qscale * quant_matrix[j])); + } + } else if (s->dsp.fdct == fdct_ifast) { + for(i=0;i<64;i++) { + const int j= s->dsp.idct_permutation[i]; + /* 16 <= qscale * quant_matrix[i] <= 7905 */ + /* 19952 <= aanscales[i] * qscale * quant_matrix[i] <= 249205026 */ + /* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */ + /* 3444240 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */ + + qmat[qscale][i] = (int)((uint64_t_C(1) << (QMAT_SHIFT + 14)) / + (aanscales[i] * qscale * quant_matrix[j])); + } + } else { + for(i=0;i<64;i++) { + const int j= s->dsp.idct_permutation[i]; + /* We can safely suppose that 16 <= quant_matrix[i] <= 255 + So 16 <= qscale * quant_matrix[i] <= 7905 + so (1<<19) / 16 >= (1<<19) / (qscale * quant_matrix[i]) >= (1<<19) / 7905 + so 32768 >= (1<<19) / (qscale * quant_matrix[i]) >= 67 + */ + qmat[qscale][i] = (int)((uint64_t_C(1) << QMAT_SHIFT) / (qscale * quant_matrix[j])); +// qmat [qscale][i] = (1 << QMAT_SHIFT_MMX) / (qscale * quant_matrix[i]); + qmat16[qscale][i] = (1 << QMAT_SHIFT_MMX) / (qscale * quant_matrix[j]); + + if(qmat16[qscale][i]==0 || qmat16[qscale][i]==128*256) qmat16[qscale][i]=128*256-1; + qmat16_bias[qscale][i]= ROUNDED_DIV(bias<<(16-QUANT_BIAS_SHIFT), qmat16[qscale][i]); + } + } + } +} +#endif //CONFIG_ENCODERS + +void ff_init_scantable(uint8_t *permutation, ScanTable *st, const uint8_t *src_scantable){ + int i; + int end; + + st->scantable= src_scantable; + + for(i=0; i<64; i++){ + int j; + j = src_scantable[i]; + st->permutated[i] = permutation[j]; +#ifdef ARCH_POWERPC + st->inverse[j] = i; +#endif + } + + end=-1; + for(i=0; i<64; i++){ + int j; + j = st->permutated[i]; + if(j>end) end=j; + st->raster_end[i]= end; + } +} + +void ff_write_quant_matrix(PutBitContext *pb, int16_t *matrix){ + int i; + + if(matrix){ + put_bits(pb, 1, 1); + for(i=0;i<64;i++) { + put_bits(pb, 8, matrix[ ff_zigzag_direct[i] ]); + } + }else + put_bits(pb, 1, 0); +} + +/* init common dct for both encoder and decoder */ +int DCT_common_init(MpegEncContext *s) +{ + s->dct_unquantize_h263 = dct_unquantize_h263_c; + s->dct_unquantize_mpeg1 = dct_unquantize_mpeg1_c; + s->dct_unquantize_mpeg2 = dct_unquantize_mpeg2_c; + +#ifdef CONFIG_ENCODERS + s->dct_quantize= dct_quantize_c; +#endif + +#ifdef HAVE_MMX + MPV_common_init_mmx(s); +#endif +#ifdef ARCH_ALPHA + MPV_common_init_axp(s); +#endif +#ifdef HAVE_MLIB + MPV_common_init_mlib(s); +#endif +#ifdef HAVE_MMI + MPV_common_init_mmi(s); +#endif +#ifdef ARCH_ARMV4L + MPV_common_init_armv4l(s); +#endif +#ifdef ARCH_POWERPC + MPV_common_init_ppc(s); +#endif + +#ifdef CONFIG_ENCODERS + s->fast_dct_quantize= s->dct_quantize; + + if(s->flags&CODEC_FLAG_TRELLIS_QUANT){ + s->dct_quantize= dct_quantize_trellis_c; //move before MPV_common_init_* + } + +#endif //CONFIG_ENCODERS + + /* load & permutate scantables + note: only wmv uses differnt ones + */ + ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_zigzag_direct); + ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable , ff_zigzag_direct); + ff_init_scantable(s->dsp.idct_permutation, &s->intra_h_scantable, ff_alternate_horizontal_scan); + ff_init_scantable(s->dsp.idct_permutation, &s->intra_v_scantable, ff_alternate_vertical_scan); + + s->picture_structure= PICT_FRAME; + + return 0; +} + +/** + * allocates a Picture + * The pixels are allocated/set by calling get_buffer() if shared=0 + */ +static int alloc_picture(MpegEncContext *s, Picture *pic, int shared){ + const int big_mb_num= s->mb_stride*(s->mb_height+1) + 1; //the +1 is needed so memset(,,stride*height) doesnt sig11 + const int mb_array_size= s->mb_stride*s->mb_height; + int i; + + if(shared){ + assert(pic->data[0]); + assert(pic->type == 0 || pic->type == FF_BUFFER_TYPE_SHARED); + pic->type= FF_BUFFER_TYPE_SHARED; + }else{ + int r; + + assert(!pic->data[0]); + + r= s->avctx->get_buffer(s->avctx, (AVFrame*)pic); + + if(r<0 || !pic->age || !pic->type || !pic->data[0]){ + fprintf(stderr, "get_buffer() failed (%d %d %d %p)\n", r, pic->age, pic->type, pic->data[0]); + return -1; + } + + if(s->linesize && (s->linesize != pic->linesize[0] || s->uvlinesize != pic->linesize[1])){ + fprintf(stderr, "get_buffer() failed (stride changed)\n"); + return -1; + } + + if(pic->linesize[1] != pic->linesize[2]){ + fprintf(stderr, "get_buffer() failed (uv stride missmatch)\n"); + return -1; + } + + s->linesize = pic->linesize[0]; + s->uvlinesize= pic->linesize[1]; + } + + if(pic->qscale_table==NULL){ + if (s->encoding) { + CHECKED_ALLOCZ(pic->mb_var , mb_array_size * sizeof(int16_t)) + CHECKED_ALLOCZ(pic->mc_mb_var, mb_array_size * sizeof(int16_t)) + CHECKED_ALLOCZ(pic->mb_mean , mb_array_size * sizeof(int8_t)) + CHECKED_ALLOCZ(pic->mb_cmp_score, mb_array_size * sizeof(int32_t)) + } + + CHECKED_ALLOCZ(pic->mbskip_table , mb_array_size * sizeof(uint8_t)+2) //the +2 is for the slice end check + CHECKED_ALLOCZ(pic->qscale_table , mb_array_size * sizeof(uint8_t)) + CHECKED_ALLOCZ(pic->mb_type_base , big_mb_num * sizeof(int)) + pic->mb_type= pic->mb_type_base + s->mb_stride+1; + if(s->out_format == FMT_H264){ + for(i=0; i<2; i++){ + CHECKED_ALLOCZ(pic->motion_val[i], 2 * 16 * s->mb_num * sizeof(uint16_t)) + CHECKED_ALLOCZ(pic->ref_index[i] , 4 * s->mb_num * sizeof(uint8_t)) + } + } + pic->qstride= s->mb_stride; + } + + //it might be nicer if the application would keep track of these but it would require a API change + memmove(s->prev_pict_types+1, s->prev_pict_types, PREV_PICT_TYPES_BUFFER_SIZE-1); + s->prev_pict_types[0]= s->pict_type; + if(pic->age < PREV_PICT_TYPES_BUFFER_SIZE && s->prev_pict_types[pic->age] == B_TYPE) + pic->age= INT_MAX; // skiped MBs in b frames are quite rare in mpeg1/2 and its a bit tricky to skip them anyway + + return 0; +fail: //for the CHECKED_ALLOCZ macro + return -1; +} + +/** + * deallocates a picture + */ +static void free_picture(MpegEncContext *s, Picture *pic){ + int i; + + if(pic->data[0] && pic->type!=FF_BUFFER_TYPE_SHARED){ + s->avctx->release_buffer(s->avctx, (AVFrame*)pic); + } + + av_freep(&pic->mb_var); + av_freep(&pic->mc_mb_var); + av_freep(&pic->mb_mean); + av_freep(&pic->mb_cmp_score); + av_freep(&pic->mbskip_table); + av_freep(&pic->qscale_table); + av_freep(&pic->mb_type_base); + pic->mb_type= NULL; + for(i=0; i<2; i++){ + av_freep(&pic->motion_val[i]); + av_freep(&pic->ref_index[i]); + } + + if(pic->type == FF_BUFFER_TYPE_SHARED){ + for(i=0; i<4; i++){ + pic->base[i]= + pic->data[i]= NULL; + } + pic->type= 0; + } +} + +/* init common structure for both encoder and decoder */ +int MPV_common_init(MpegEncContext *s) +{ + int y_size, c_size, yc_size, i, mb_array_size, x, y; + + dsputil_init(&s->dsp, s->avctx); + DCT_common_init(s); + + s->flags= s->avctx->flags; + + s->mb_width = (s->width + 15) / 16; + s->mb_height = (s->height + 15) / 16; + s->mb_stride = s->mb_width + 1; + mb_array_size= s->mb_height * s->mb_stride; + + /* set default edge pos, will be overriden in decode_header if needed */ + s->h_edge_pos= s->mb_width*16; + s->v_edge_pos= s->mb_height*16; + + s->mb_num = s->mb_width * s->mb_height; + + s->block_wrap[0]= + s->block_wrap[1]= + s->block_wrap[2]= + s->block_wrap[3]= s->mb_width*2 + 2; + s->block_wrap[4]= + s->block_wrap[5]= s->mb_width + 2; + + y_size = (2 * s->mb_width + 2) * (2 * s->mb_height + 2); + c_size = (s->mb_width + 2) * (s->mb_height + 2); + yc_size = y_size + 2 * c_size; + + /* convert fourcc to upper case */ + s->avctx->codec_tag= toupper( s->avctx->codec_tag &0xFF) + + (toupper((s->avctx->codec_tag>>8 )&0xFF)<<8 ) + + (toupper((s->avctx->codec_tag>>16)&0xFF)<<16) + + (toupper((s->avctx->codec_tag>>24)&0xFF)<<24); + + s->avctx->stream_codec_tag= toupper( s->avctx->stream_codec_tag &0xFF) + + (toupper((s->avctx->stream_codec_tag>>8 )&0xFF)<<8 ) + + (toupper((s->avctx->stream_codec_tag>>16)&0xFF)<<16) + + (toupper((s->avctx->stream_codec_tag>>24)&0xFF)<<24); + + CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*17*2); //(width + edge + align)*interlaced*MBsize*tolerance + s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*17; + + s->avctx->coded_frame= (AVFrame*)&s->current_picture; + + CHECKED_ALLOCZ(s->mb_index2xy, (s->mb_num+1)*sizeof(int)) //error ressilience code looks cleaner with this + for(y=0; ymb_height; y++){ + for(x=0; xmb_width; x++){ + s->mb_index2xy[ x + y*s->mb_width ] = x + y*s->mb_stride; + } + } + s->mb_index2xy[ s->mb_height*s->mb_width ] = (s->mb_height-1)*s->mb_stride + s->mb_width; //FIXME really needed? + + if (s->encoding) { + int mv_table_size= s->mb_stride * (s->mb_height+2) + 1; + + /* Allocate MV tables */ + CHECKED_ALLOCZ(s->p_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->b_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->b_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->b_bidir_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->b_bidir_back_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->b_direct_mv_table_base , mv_table_size * 2 * sizeof(int16_t)) + s->p_mv_table = s->p_mv_table_base + s->mb_stride + 1; + s->b_forw_mv_table = s->b_forw_mv_table_base + s->mb_stride + 1; + s->b_back_mv_table = s->b_back_mv_table_base + s->mb_stride + 1; + s->b_bidir_forw_mv_table= s->b_bidir_forw_mv_table_base + s->mb_stride + 1; + s->b_bidir_back_mv_table= s->b_bidir_back_mv_table_base + s->mb_stride + 1; + s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1; + + //FIXME should be linesize instead of s->width*2 but that isnt known before get_buffer() + CHECKED_ALLOCZ(s->me.scratchpad, s->width*2*16*3*sizeof(uint8_t)) + + CHECKED_ALLOCZ(s->me.map , ME_MAP_SIZE*sizeof(uint32_t)) + CHECKED_ALLOCZ(s->me.score_map, ME_MAP_SIZE*sizeof(uint32_t)) + + if(s->codec_id==CODEC_ID_MPEG4){ + CHECKED_ALLOCZ(s->tex_pb_buffer, PB_BUFFER_SIZE); + CHECKED_ALLOCZ( s->pb2_buffer, PB_BUFFER_SIZE); + } + + if(s->msmpeg4_version){ + CHECKED_ALLOCZ(s->ac_stats, 2*2*(MAX_LEVEL+1)*(MAX_RUN+1)*2*sizeof(int)); + } + CHECKED_ALLOCZ(s->avctx->stats_out, 256); + + /* Allocate MB type table */ + CHECKED_ALLOCZ(s->mb_type , mb_array_size * sizeof(uint8_t)) //needed for encoding + } + + CHECKED_ALLOCZ(s->error_status_table, mb_array_size*sizeof(uint8_t)) + + if (s->out_format == FMT_H263 || s->encoding) { + int size; + + /* MV prediction */ + size = (2 * s->mb_width + 2) * (2 * s->mb_height + 2); + CHECKED_ALLOCZ(s->motion_val, size * 2 * sizeof(int16_t)); + } + + if(s->codec_id==CODEC_ID_MPEG4){ + /* interlaced direct mode decoding tables */ + CHECKED_ALLOCZ(s->field_mv_table, mb_array_size*2*2 * sizeof(int16_t)) + CHECKED_ALLOCZ(s->field_select_table, mb_array_size*2* sizeof(int8_t)) + } + if (s->out_format == FMT_H263) { + /* ac values */ + CHECKED_ALLOCZ(s->ac_val[0], yc_size * sizeof(int16_t) * 16); + s->ac_val[1] = s->ac_val[0] + y_size; + s->ac_val[2] = s->ac_val[1] + c_size; + + /* cbp values */ + CHECKED_ALLOCZ(s->coded_block, y_size); + + /* divx501 bitstream reorder buffer */ + CHECKED_ALLOCZ(s->bitstream_buffer, BITSTREAM_BUFFER_SIZE); + + /* cbp, ac_pred, pred_dir */ + CHECKED_ALLOCZ(s->cbp_table , mb_array_size * sizeof(uint8_t)) + CHECKED_ALLOCZ(s->pred_dir_table, mb_array_size * sizeof(uint8_t)) + } + + if (s->h263_pred || s->h263_plus || !s->encoding) { + /* dc values */ + //MN: we need these for error resilience of intra-frames + CHECKED_ALLOCZ(s->dc_val[0], yc_size * sizeof(int16_t)); + s->dc_val[1] = s->dc_val[0] + y_size; + s->dc_val[2] = s->dc_val[1] + c_size; + for(i=0;idc_val[0][i] = 1024; + } + + /* which mb is a intra block */ + CHECKED_ALLOCZ(s->mbintra_table, mb_array_size); + memset(s->mbintra_table, 1, mb_array_size); + + /* default structure is frame */ + s->picture_structure = PICT_FRAME; + + /* init macroblock skip table */ + CHECKED_ALLOCZ(s->mbskip_table, mb_array_size+2); + //Note the +1 is for a quicker mpeg4 slice_end detection + CHECKED_ALLOCZ(s->prev_pict_types, PREV_PICT_TYPES_BUFFER_SIZE); + + s->block= s->blocks[0]; + + s->parse_context.state= -1; + + s->context_initialized = 1; + return 0; + fail: + MPV_common_end(s); + return -1; +} + + +//extern int sads; + +/* init common structure for both encoder and decoder */ +void MPV_common_end(MpegEncContext *s) +{ + int i; + + av_freep(&s->parse_context.buffer); + s->parse_context.buffer_size=0; + + av_freep(&s->mb_type); + av_freep(&s->p_mv_table_base); + av_freep(&s->b_forw_mv_table_base); + av_freep(&s->b_back_mv_table_base); + av_freep(&s->b_bidir_forw_mv_table_base); + av_freep(&s->b_bidir_back_mv_table_base); + av_freep(&s->b_direct_mv_table_base); + s->p_mv_table= NULL; + s->b_forw_mv_table= NULL; + s->b_back_mv_table= NULL; + s->b_bidir_forw_mv_table= NULL; + s->b_bidir_back_mv_table= NULL; + s->b_direct_mv_table= NULL; + + av_freep(&s->motion_val); + av_freep(&s->dc_val[0]); + av_freep(&s->ac_val[0]); + av_freep(&s->coded_block); + av_freep(&s->mbintra_table); + av_freep(&s->cbp_table); + av_freep(&s->pred_dir_table); + av_freep(&s->me.scratchpad); + av_freep(&s->me.map); + av_freep(&s->me.score_map); + + av_freep(&s->mbskip_table); + av_freep(&s->prev_pict_types); + av_freep(&s->bitstream_buffer); + av_freep(&s->tex_pb_buffer); + av_freep(&s->pb2_buffer); + av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL; + av_freep(&s->field_mv_table); + av_freep(&s->field_select_table); + av_freep(&s->avctx->stats_out); + av_freep(&s->ac_stats); + av_freep(&s->error_status_table); + av_freep(&s->mb_index2xy); + + for(i=0; ipicture[i]); + } + avcodec_default_free_buffers(s->avctx); + s->context_initialized = 0; +} + +#ifdef CONFIG_ENCODERS + +/* init video encoder */ +int MPV_encode_init(AVCodecContext *avctx) +{ + MpegEncContext *s = avctx->priv_data; + int i, dummy; + int chroma_h_shift, chroma_v_shift; + + avctx->pix_fmt = PIX_FMT_YUV420P; // FIXME + + s->bit_rate = avctx->bit_rate; + s->bit_rate_tolerance = avctx->bit_rate_tolerance; + s->width = avctx->width; + s->height = avctx->height; + if(avctx->gop_size > 600){ + fprintf(stderr, "Warning keyframe interval too large! reducing it ...\n"); + avctx->gop_size=600; + } + s->gop_size = avctx->gop_size; + s->rtp_mode = avctx->rtp_mode; + s->rtp_payload_size = avctx->rtp_payload_size; + if (avctx->rtp_callback) + s->rtp_callback = avctx->rtp_callback; + s->max_qdiff= avctx->max_qdiff; + s->qcompress= avctx->qcompress; + s->qblur= avctx->qblur; + s->avctx = avctx; + s->flags= avctx->flags; + s->max_b_frames= avctx->max_b_frames; + s->b_frame_strategy= avctx->b_frame_strategy; + s->codec_id= avctx->codec->id; + s->luma_elim_threshold = avctx->luma_elim_threshold; + s->chroma_elim_threshold= avctx->chroma_elim_threshold; + s->strict_std_compliance= avctx->strict_std_compliance; + s->data_partitioning= avctx->flags & CODEC_FLAG_PART; + s->quarter_sample= (avctx->flags & CODEC_FLAG_QPEL)!=0; + s->mpeg_quant= avctx->mpeg_quant; + + if (s->gop_size <= 1) { + s->intra_only = 1; + s->gop_size = 12; + } else { + s->intra_only = 0; + } + + s->me_method = avctx->me_method; + + /* Fixed QSCALE */ + s->fixed_qscale = (avctx->flags & CODEC_FLAG_QSCALE); + + s->adaptive_quant= ( s->avctx->lumi_masking + || s->avctx->dark_masking + || s->avctx->temporal_cplx_masking + || s->avctx->spatial_cplx_masking + || s->avctx->p_masking) + && !s->fixed_qscale; + + s->progressive_sequence= !(avctx->flags & CODEC_FLAG_INTERLACED_DCT); + + if((s->flags & CODEC_FLAG_4MV) && s->codec_id != CODEC_ID_MPEG4){ + fprintf(stderr, "4MV not supporetd by codec\n"); + return -1; + } + + if(s->quarter_sample && s->codec_id != CODEC_ID_MPEG4){ + fprintf(stderr, "qpel not supporetd by codec\n"); + return -1; + } + + if(s->data_partitioning && s->codec_id != CODEC_ID_MPEG4){ + fprintf(stderr, "data partitioning not supporetd by codec\n"); + return -1; + } + + if(s->max_b_frames && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO){ + fprintf(stderr, "b frames not supporetd by codec\n"); + return -1; + } + + if(s->mpeg_quant && s->codec_id != CODEC_ID_MPEG4){ //FIXME mpeg2 uses that too + fprintf(stderr, "mpeg2 style quantization not supporetd by codec\n"); + return -1; + } + + if(s->codec_id==CODEC_ID_MJPEG){ + s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x + s->inter_quant_bias= 0; + }else if(s->mpeg_quant || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO){ + s->intra_quant_bias= 3<<(QUANT_BIAS_SHIFT-3); //(a + x*3/8)/x + s->inter_quant_bias= 0; + }else{ + s->intra_quant_bias=0; + s->inter_quant_bias=-(1<<(QUANT_BIAS_SHIFT-2)); //(a - x/4)/x + } + + if(avctx->intra_quant_bias != FF_DEFAULT_QUANT_BIAS) + s->intra_quant_bias= avctx->intra_quant_bias; + if(avctx->inter_quant_bias != FF_DEFAULT_QUANT_BIAS) + s->inter_quant_bias= avctx->inter_quant_bias; + + avcodec_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift); + + av_reduce(&s->time_increment_resolution, &dummy, s->avctx->frame_rate, s->avctx->frame_rate_base, (1<<16)-1); + s->time_increment_bits = av_log2(s->time_increment_resolution - 1) + 1; + + switch(avctx->codec->id) { + case CODEC_ID_MPEG1VIDEO: + s->out_format = FMT_MPEG1; + s->low_delay= 0; //s->max_b_frames ? 0 : 1; + avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); + break; + case CODEC_ID_MPEG2VIDEO: + s->out_format = FMT_MPEG1; + s->low_delay= 0; //s->max_b_frames ? 0 : 1; + avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); + s->rtp_mode= 1; // mpeg2 must have slices + if(s->rtp_payload_size == 0) s->rtp_payload_size= 256*256*256; + break; + case CODEC_ID_LJPEG: + case CODEC_ID_MJPEG: + s->out_format = FMT_MJPEG; + s->intra_only = 1; /* force intra only for jpeg */ + s->mjpeg_write_tables = 1; /* write all tables */ + s->mjpeg_data_only_frames = 0; /* write all the needed headers */ + s->mjpeg_vsample[0] = 1<mjpeg_vsample[1] = 1; + s->mjpeg_vsample[2] = 1; + s->mjpeg_hsample[0] = 1<mjpeg_hsample[1] = 1; + s->mjpeg_hsample[2] = 1; + if (mjpeg_init(s) < 0) + return -1; + avctx->delay=0; + s->low_delay=1; + break; +#ifdef CONFIG_RISKY + case CODEC_ID_H263: + if (h263_get_picture_format(s->width, s->height) == 7) { + printf("Input picture size isn't suitable for h263 codec! try h263+\n"); + return -1; + } + s->out_format = FMT_H263; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_H263P: + s->out_format = FMT_H263; + s->h263_plus = 1; + /* Fx */ + s->unrestricted_mv=(avctx->flags & CODEC_FLAG_H263P_UMV) ? 1:0; + s->h263_aic= (avctx->flags & CODEC_FLAG_H263P_AIC) ? 1:0; + /* /Fx */ + /* These are just to be sure */ + s->umvplus = 1; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_FLV1: + s->out_format = FMT_H263; + s->h263_flv = 2; /* format = 1; 11-bit codes */ + s->unrestricted_mv = 1; + s->rtp_mode=0; /* don't allow GOB */ + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_RV10: + s->out_format = FMT_H263; + s->h263_rv10 = 1; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_MPEG4: + s->out_format = FMT_H263; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->low_delay= s->max_b_frames ? 0 : 1; + avctx->delay= s->low_delay ? 0 : (s->max_b_frames + 1); + break; + case CODEC_ID_MSMPEG4V1: + s->out_format = FMT_H263; + s->h263_msmpeg4 = 1; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->msmpeg4_version= 1; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_MSMPEG4V2: + s->out_format = FMT_H263; + s->h263_msmpeg4 = 1; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->msmpeg4_version= 2; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_MSMPEG4V3: + s->out_format = FMT_H263; + s->h263_msmpeg4 = 1; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->msmpeg4_version= 3; + s->flipflop_rounding=1; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_WMV1: + s->out_format = FMT_H263; + s->h263_msmpeg4 = 1; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->msmpeg4_version= 4; + s->flipflop_rounding=1; + avctx->delay=0; + s->low_delay=1; + break; + case CODEC_ID_WMV2: + s->out_format = FMT_H263; + s->h263_msmpeg4 = 1; + s->h263_pred = 1; + s->unrestricted_mv = 1; + s->msmpeg4_version= 5; + s->flipflop_rounding=1; + avctx->delay=0; + s->low_delay=1; + break; +#endif + default: + return -1; + } + + { /* set up some save defaults, some codecs might override them later */ + static int done=0; + if(!done){ + int i; + done=1; + + default_mv_penalty= av_mallocz( sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1) ); + memset(default_mv_penalty, 0, sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1)); + memset(default_fcode_tab , 0, sizeof(uint8_t)*(2*MAX_MV+1)); + + for(i=-16; i<16; i++){ + default_fcode_tab[i + MAX_MV]= 1; + } + } + } + s->me.mv_penalty= default_mv_penalty; + s->fcode_tab= default_fcode_tab; + s->y_dc_scale_table= + s->c_dc_scale_table= ff_mpeg1_dc_scale_table; + + /* dont use mv_penalty table for crap MV as it would be confused */ + //FIXME remove after fixing / removing old ME + if (s->me_method < ME_EPZS) s->me.mv_penalty = default_mv_penalty; + + s->encoding = 1; + + /* init */ + if (MPV_common_init(s) < 0) + return -1; + + ff_init_me(s); + +#ifdef CONFIG_ENCODERS +#ifdef CONFIG_RISKY + if (s->out_format == FMT_H263) + h263_encode_init(s); + if(s->msmpeg4_version) + ff_msmpeg4_encode_init(s); +#endif + if (s->out_format == FMT_MPEG1) + ff_mpeg1_encode_init(s); +#endif + + /* init default q matrix */ + for(i=0;i<64;i++) { + int j= s->dsp.idct_permutation[i]; +#ifdef CONFIG_RISKY + if(s->codec_id==CODEC_ID_MPEG4 && s->mpeg_quant){ + s->intra_matrix[j] = ff_mpeg4_default_intra_matrix[i]; + s->inter_matrix[j] = ff_mpeg4_default_non_intra_matrix[i]; + }else if(s->out_format == FMT_H263){ + s->intra_matrix[j] = + s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; + }else +#endif + { /* mpeg1/2 */ + s->intra_matrix[j] = ff_mpeg1_default_intra_matrix[i]; + s->inter_matrix[j] = ff_mpeg1_default_non_intra_matrix[i]; + } + if(s->avctx->intra_matrix) + s->intra_matrix[j] = s->avctx->intra_matrix[i]; + if(s->avctx->inter_matrix) + s->inter_matrix[j] = s->avctx->inter_matrix[i]; + } + + /* precompute matrix */ + /* for mjpeg, we do include qscale in the matrix */ + if (s->out_format != FMT_MJPEG) { + convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16, s->q_intra_matrix16_bias, + s->intra_matrix, s->intra_quant_bias, 1, 31); + convert_matrix(s, s->q_inter_matrix, s->q_inter_matrix16, s->q_inter_matrix16_bias, + s->inter_matrix, s->inter_quant_bias, 1, 31); + } + + if(ff_rate_control_init(s) < 0) + return -1; + + s->picture_number = 0; + s->picture_in_gop_number = 0; + s->fake_picture_number = 0; + /* motion detector init */ + s->f_code = 1; + s->b_code = 1; + + return 0; +} + +int MPV_encode_end(AVCodecContext *avctx) +{ + MpegEncContext *s = avctx->priv_data; + +#ifdef STATS + print_stats(); +#endif + + ff_rate_control_uninit(s); + + MPV_common_end(s); + if (s->out_format == FMT_MJPEG) + mjpeg_close(s); + + av_freep(&avctx->extradata); + + return 0; +} + +#endif //CONFIG_ENCODERS + +void init_rl(RLTable *rl) +{ + int8_t max_level[MAX_RUN+1], max_run[MAX_LEVEL+1]; + uint8_t index_run[MAX_RUN+1]; + int last, run, level, start, end, i; + + /* compute max_level[], max_run[] and index_run[] */ + for(last=0;last<2;last++) { + if (last == 0) { + start = 0; + end = rl->last; + } else { + start = rl->last; + end = rl->n; + } + + memset(max_level, 0, MAX_RUN + 1); + memset(max_run, 0, MAX_LEVEL + 1); + memset(index_run, rl->n, MAX_RUN + 1); + for(i=start;itable_run[i]; + level = rl->table_level[i]; + if (index_run[run] == rl->n) + index_run[run] = i; + if (level > max_level[run]) + max_level[run] = level; + if (run > max_run[level]) + max_run[level] = run; + } + rl->max_level[last] = av_malloc(MAX_RUN + 1); + memcpy(rl->max_level[last], max_level, MAX_RUN + 1); + rl->max_run[last] = av_malloc(MAX_LEVEL + 1); + memcpy(rl->max_run[last], max_run, MAX_LEVEL + 1); + rl->index_run[last] = av_malloc(MAX_RUN + 1); + memcpy(rl->index_run[last], index_run, MAX_RUN + 1); + } +} + +/* draw the edges of width 'w' of an image of size width, height */ +//FIXME check that this is ok for mpeg4 interlaced +static void draw_edges_c(uint8_t *buf, int wrap, int width, int height, int w) +{ + uint8_t *ptr, *last_line; + int i; + + last_line = buf + (height - 1) * wrap; + for(i=0;ipicture[i].data[0]==NULL && s->picture[i].type==0) break; + } + }else{ + for(i=0; ipicture[i].data[0]==NULL && s->picture[i].type!=0) break; //FIXME + } + for(i=0; ipicture[i].data[0]==NULL) break; + } + } + + assert(imb_skiped = 0; + + assert(s->last_picture_ptr==NULL || s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3); + + /* mark&release old frames */ + if (s->pict_type != B_TYPE && s->last_picture_ptr && s->last_picture_ptr->data[0]) { + avctx->release_buffer(avctx, (AVFrame*)s->last_picture_ptr); + + /* release forgotten pictures */ + /* if(mpeg124/h263) */ + if(!s->encoding){ + for(i=0; ipicture[i].data[0] && &s->picture[i] != s->next_picture_ptr && s->picture[i].reference){ + fprintf(stderr, "releasing zombie picture\n"); + avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]); + } + } + } + } +alloc: + if(!s->encoding){ + /* release non refernce frames */ + for(i=0; ipicture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){ + s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]); + } + } + + i= find_unused_picture(s, 0); + + pic= (AVFrame*)&s->picture[i]; + pic->reference= s->pict_type != B_TYPE ? 3 : 0; + + if(s->current_picture_ptr) + pic->coded_picture_number= s->current_picture_ptr->coded_picture_number+1; + + if( alloc_picture(s, (Picture*)pic, 0) < 0) + return -1; + + s->current_picture_ptr= &s->picture[i]; + } + + s->current_picture_ptr->pict_type= s->pict_type; + s->current_picture_ptr->quality= s->qscale; + s->current_picture_ptr->key_frame= s->pict_type == I_TYPE; + + s->current_picture= *s->current_picture_ptr; + + if(s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3){ + if (s->pict_type != B_TYPE) { + s->last_picture_ptr= s->next_picture_ptr; + s->next_picture_ptr= s->current_picture_ptr; + } + + if(s->last_picture_ptr) s->last_picture= *s->last_picture_ptr; + if(s->next_picture_ptr) s->next_picture= *s->next_picture_ptr; + if(s->new_picture_ptr ) s->new_picture = *s->new_picture_ptr; + + if(s->pict_type != I_TYPE && s->last_picture_ptr==NULL){ + fprintf(stderr, "warning: first frame is no keyframe\n"); + assert(s->pict_type != B_TYPE); //these should have been dropped if we dont have a reference + goto alloc; + } + + assert(s->pict_type == I_TYPE || (s->last_picture_ptr && s->last_picture_ptr->data[0])); + + if(s->picture_structure!=PICT_FRAME){ + int i; + for(i=0; i<4; i++){ + if(s->picture_structure == PICT_BOTTOM_FIELD){ + s->current_picture.data[i] += s->current_picture.linesize[i]; + } + s->current_picture.linesize[i] *= 2; + s->last_picture.linesize[i] *=2; + s->next_picture.linesize[i] *=2; + } + } + } + + s->hurry_up= s->avctx->hurry_up; + s->error_resilience= avctx->error_resilience; + + /* set dequantizer, we cant do it during init as it might change for mpeg4 + and we cant do it in the header decode as init isnt called for mpeg4 there yet */ + if(s->mpeg_quant || s->codec_id == CODEC_ID_MPEG2VIDEO) + s->dct_unquantize = s->dct_unquantize_mpeg2; + else if(s->out_format == FMT_H263) + s->dct_unquantize = s->dct_unquantize_h263; + else + s->dct_unquantize = s->dct_unquantize_mpeg1; + +#ifdef HAVE_XVMC + if(s->avctx->xvmc_acceleration) + return XVMC_field_start(s, avctx); +#endif + return 0; +} + +/* generic function for encode/decode called after a frame has been coded/decoded */ +void MPV_frame_end(MpegEncContext *s) +{ + int i; + /* draw edge for correct motion prediction if outside */ +#ifdef HAVE_XVMC +//just to make sure that all data is rendered. + if(s->avctx->xvmc_acceleration){ + XVMC_field_end(s); + }else +#endif + if(s->codec_id!=CODEC_ID_SVQ1 && s->out_format != FMT_MPEG1){ + if (s->pict_type != B_TYPE && !s->intra_only && !(s->flags&CODEC_FLAG_EMU_EDGE)) { + draw_edges(s->current_picture.data[0], s->linesize , s->h_edge_pos , s->v_edge_pos , EDGE_WIDTH ); + draw_edges(s->current_picture.data[1], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2); + draw_edges(s->current_picture.data[2], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2); + } + } + emms_c(); + + s->last_pict_type = s->pict_type; + if(s->pict_type!=B_TYPE){ + s->last_non_b_pict_type= s->pict_type; + } +#if 0 + /* copy back current_picture variables */ + for(i=0; ipicture[i].data[0] == s->current_picture.data[0]){ + s->picture[i]= s->current_picture; + break; + } + } + assert(iencoding){ + /* release non refernce frames */ + for(i=0; ipicture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){ + s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]); + } + } + } + // clear copies, to avoid confusion +#if 0 + memset(&s->last_picture, 0, sizeof(Picture)); + memset(&s->next_picture, 0, sizeof(Picture)); + memset(&s->current_picture, 0, sizeof(Picture)); +#endif +} + +/** + * draws an line from (ex, ey) -> (sx, sy). + * @param w width of the image + * @param h height of the image + * @param stride stride/linesize of the image + * @param color color of the arrow + */ +static void draw_line(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){ + int t, x, y, f; + + sx= clip(sx, 0, w-1); + sy= clip(sy, 0, h-1); + ex= clip(ex, 0, w-1); + ey= clip(ey, 0, h-1); + + buf[sy*stride + sx]+= color; + + if(ABS(ex - sx) > ABS(ey - sy)){ + if(sx > ex){ + t=sx; sx=ex; ex=t; + t=sy; sy=ey; ey=t; + } + buf+= sx + sy*stride; + ex-= sx; + f= ((ey-sy)<<16)/ex; + for(x= 0; x <= ex; x++){ + y= ((x*f) + (1<<15))>>16; + buf[y*stride + x]+= color; + } + }else{ + if(sy > ey){ + t=sx; sx=ex; ex=t; + t=sy; sy=ey; ey=t; + } + buf+= sx + sy*stride; + ey-= sy; + if(ey) f= ((ex-sx)<<16)/ey; + else f= 0; + for(y= 0; y <= ey; y++){ + x= ((y*f) + (1<<15))>>16; + buf[y*stride + x]+= color; + } + } +} + +/** + * draws an arrow from (ex, ey) -> (sx, sy). + * @param w width of the image + * @param h height of the image + * @param stride stride/linesize of the image + * @param color color of the arrow + */ +static void draw_arrow(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){ + int dx,dy; + + sx= clip(sx, -100, w+100); + sy= clip(sy, -100, h+100); + ex= clip(ex, -100, w+100); + ey= clip(ey, -100, h+100); + + dx= ex - sx; + dy= ey - sy; + + if(dx*dx + dy*dy > 3*3){ + int rx= dx + dy; + int ry= -dx + dy; + int length= ff_sqrt((rx*rx + ry*ry)<<8); + + //FIXME subpixel accuracy + rx= ROUNDED_DIV(rx*3<<4, length); + ry= ROUNDED_DIV(ry*3<<4, length); + + draw_line(buf, sx, sy, sx + rx, sy + ry, w, h, stride, color); + draw_line(buf, sx, sy, sx - ry, sy + rx, w, h, stride, color); + } + draw_line(buf, sx, sy, ex, ey, w, h, stride, color); +} + +/** + * prints debuging info for the given picture. + */ +void ff_print_debug_info(MpegEncContext *s, Picture *pict){ + + if(!pict || !pict->mb_type) return; + + if(s->avctx->debug&(FF_DEBUG_SKIP | FF_DEBUG_QP | FF_DEBUG_MB_TYPE)){ + int x,y; + + for(y=0; ymb_height; y++){ + for(x=0; xmb_width; x++){ + if(s->avctx->debug&FF_DEBUG_SKIP){ + int count= s->mbskip_table[x + y*s->mb_stride]; + if(count>9) count=9; + printf("%1d", count); + } + if(s->avctx->debug&FF_DEBUG_QP){ + printf("%2d", pict->qscale_table[x + y*s->mb_stride]); + } + if(s->avctx->debug&FF_DEBUG_MB_TYPE){ + int mb_type= pict->mb_type[x + y*s->mb_stride]; + + //Type & MV direction + if(IS_PCM(mb_type)) + printf("P"); + else if(IS_INTRA(mb_type) && IS_ACPRED(mb_type)) + printf("A"); + else if(IS_INTRA4x4(mb_type)) + printf("i"); + else if(IS_INTRA16x16(mb_type)) + printf("I"); + else if(IS_DIRECT(mb_type) && IS_SKIP(mb_type)) + printf("d"); + else if(IS_DIRECT(mb_type)) + printf("D"); + else if(IS_GMC(mb_type) && IS_SKIP(mb_type)) + printf("g"); + else if(IS_GMC(mb_type)) + printf("G"); + else if(IS_SKIP(mb_type)) + printf("S"); + else if(!USES_LIST(mb_type, 1)) + printf(">"); + else if(!USES_LIST(mb_type, 0)) + printf("<"); + else{ + assert(USES_LIST(mb_type, 0) && USES_LIST(mb_type, 1)); + printf("X"); + } + + //segmentation + if(IS_8X8(mb_type)) + printf("+"); + else if(IS_16X8(mb_type)) + printf("-"); + else if(IS_8X16(mb_type)) + printf("¦"); + else if(IS_INTRA(mb_type) || IS_16X16(mb_type)) + printf(" "); + else + printf("?"); + + + if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264) + printf("="); + else + printf(" "); + } +// printf(" "); + } + printf("\n"); + } + } + + if((s->avctx->debug&FF_DEBUG_VIS_MV) && s->motion_val){ + const int shift= 1 + s->quarter_sample; + int mb_y; + uint8_t *ptr= pict->data[0]; + s->low_delay=0; //needed to see the vectors without trashing the buffers + + for(mb_y=0; mb_ymb_height; mb_y++){ + int mb_x; + for(mb_x=0; mb_xmb_width; mb_x++){ + const int mb_index= mb_x + mb_y*s->mb_stride; + if(IS_8X8(s->current_picture.mb_type[mb_index])){ + int i; + for(i=0; i<4; i++){ + int sx= mb_x*16 + 4 + 8*(i&1); + int sy= mb_y*16 + 4 + 8*(i>>1); + int xy= 1 + mb_x*2 + (i&1) + (mb_y*2 + 1 + (i>>1))*(s->mb_width*2 + 2); + int mx= (s->motion_val[xy][0]>>shift) + sx; + int my= (s->motion_val[xy][1]>>shift) + sy; + draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100); + } + }else{ + int sx= mb_x*16 + 8; + int sy= mb_y*16 + 8; + int xy= 1 + mb_x*2 + (mb_y*2 + 1)*(s->mb_width*2 + 2); + int mx= (s->motion_val[xy][0]>>shift) + sx; + int my= (s->motion_val[xy][1]>>shift) + sy; + draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100); + } + s->mbskip_table[mb_index]=0; + } + } + } +} + +#ifdef CONFIG_ENCODERS + +static int get_sae(uint8_t *src, int ref, int stride){ + int x,y; + int acc=0; + + for(y=0; y<16; y++){ + for(x=0; x<16; x++){ + acc+= ABS(src[x+y*stride] - ref); + } + } + + return acc; +} + +static int get_intra_count(MpegEncContext *s, uint8_t *src, uint8_t *ref, int stride){ + int x, y, w, h; + int acc=0; + + w= s->width &~15; + h= s->height&~15; + + for(y=0; ydsp.pix_abs16x16(src + offset, ref + offset, stride); + int mean= (s->dsp.pix_sum(src + offset, stride) + 128)>>8; + int sae = get_sae(src + offset, mean, stride); + + acc+= sae + 500 < sad; + } + } + return acc; +} + + +static int load_input_picture(MpegEncContext *s, AVFrame *pic_arg){ + AVFrame *pic=NULL; + int i; + const int encoding_delay= s->max_b_frames; + int direct=1; + + if(pic_arg){ + if(encoding_delay && !(s->flags&CODEC_FLAG_INPUT_PRESERVED)) direct=0; + if(pic_arg->linesize[0] != s->linesize) direct=0; + if(pic_arg->linesize[1] != s->uvlinesize) direct=0; + if(pic_arg->linesize[2] != s->uvlinesize) direct=0; + +// printf("%d %d %d %d\n",pic_arg->linesize[0], pic_arg->linesize[1], s->linesize, s->uvlinesize); + + if(direct){ + i= find_unused_picture(s, 1); + + pic= (AVFrame*)&s->picture[i]; + pic->reference= 3; + + for(i=0; i<4; i++){ + pic->data[i]= pic_arg->data[i]; + pic->linesize[i]= pic_arg->linesize[i]; + } + alloc_picture(s, (Picture*)pic, 1); + }else{ + i= find_unused_picture(s, 0); + + pic= (AVFrame*)&s->picture[i]; + pic->reference= 3; + + alloc_picture(s, (Picture*)pic, 0); + for(i=0; i<4; i++){ + /* the input will be 16 pixels to the right relative to the actual buffer start + * and the current_pic, so the buffer can be reused, yes its not beatifull + */ + pic->data[i]+= 16; + } + + if( pic->data[0] == pic_arg->data[0] + && pic->data[1] == pic_arg->data[1] + && pic->data[2] == pic_arg->data[2]){ + // empty + }else{ + int h_chroma_shift, v_chroma_shift; + avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift); + + for(i=0; i<3; i++){ + int src_stride= pic_arg->linesize[i]; + int dst_stride= i ? s->uvlinesize : s->linesize; + int h_shift= i ? h_chroma_shift : 0; + int v_shift= i ? v_chroma_shift : 0; + int w= s->width >>h_shift; + int h= s->height>>v_shift; + uint8_t *src= pic_arg->data[i]; + uint8_t *dst= pic->data[i]; + + if(src_stride==dst_stride) + memcpy(dst, src, src_stride*h); + else{ + while(h--){ + memcpy(dst, src, w); + dst += dst_stride; + src += src_stride; + } + } + } + } + } + pic->quality= pic_arg->quality; + pic->pict_type= pic_arg->pict_type; + pic->pts = pic_arg->pts; + + if(s->input_picture[encoding_delay]) + pic->display_picture_number= s->input_picture[encoding_delay]->display_picture_number + 1; + + } + + /* shift buffer entries */ + for(i=1; iencoding_delay+1*/; i++) + s->input_picture[i-1]= s->input_picture[i]; + + s->input_picture[encoding_delay]= (Picture*)pic; + + return 0; +} + +static void select_input_picture(MpegEncContext *s){ + int i; + int coded_pic_num=0; + + if(s->reordered_input_picture[0]) + coded_pic_num= s->reordered_input_picture[0]->coded_picture_number + 1; + + for(i=1; ireordered_input_picture[i-1]= s->reordered_input_picture[i]; + s->reordered_input_picture[MAX_PICTURE_COUNT-1]= NULL; + + /* set next picture types & ordering */ + if(s->reordered_input_picture[0]==NULL && s->input_picture[0]){ + if(/*s->picture_in_gop_number >= s->gop_size ||*/ s->next_picture_ptr==NULL || s->intra_only){ + s->reordered_input_picture[0]= s->input_picture[0]; + s->reordered_input_picture[0]->pict_type= I_TYPE; + s->reordered_input_picture[0]->coded_picture_number= coded_pic_num; + }else{ + int b_frames; + + if(s->flags&CODEC_FLAG_PASS2){ + for(i=0; imax_b_frames+1; i++){ + int pict_num= s->input_picture[0]->display_picture_number + i; + int pict_type= s->rc_context.entry[pict_num].new_pict_type; + s->input_picture[i]->pict_type= pict_type; + + if(i + 1 >= s->rc_context.num_entries) break; + } + } + + if(s->input_picture[0]->pict_type){ + /* user selected pict_type */ + for(b_frames=0; b_framesmax_b_frames+1; b_frames++){ + if(s->input_picture[b_frames]->pict_type!=B_TYPE) break; + } + + if(b_frames > s->max_b_frames){ + fprintf(stderr, "warning, too many bframes in a row\n"); + b_frames = s->max_b_frames; + } + }else if(s->b_frame_strategy==0){ + b_frames= s->max_b_frames; + while(b_frames && !s->input_picture[b_frames]) b_frames--; + }else if(s->b_frame_strategy==1){ + for(i=1; imax_b_frames+1; i++){ + if(s->input_picture[i] && s->input_picture[i]->b_frame_score==0){ + s->input_picture[i]->b_frame_score= + get_intra_count(s, s->input_picture[i ]->data[0], + s->input_picture[i-1]->data[0], s->linesize) + 1; + } + } + for(i=0; imax_b_frames; i++){ + if(s->input_picture[i]==NULL || s->input_picture[i]->b_frame_score - 1 > s->mb_num/40) break; + } + + b_frames= FFMAX(0, i-1); + + /* reset scores */ + for(i=0; iinput_picture[i]->b_frame_score=0; + } + }else{ + fprintf(stderr, "illegal b frame strategy\n"); + b_frames=0; + } + + emms_c(); +//static int b_count=0; +//b_count+= b_frames; +//printf("b_frames: %d\n", b_count); + + s->reordered_input_picture[0]= s->input_picture[b_frames]; + if( s->picture_in_gop_number + b_frames >= s->gop_size + || s->reordered_input_picture[0]->pict_type== I_TYPE) + s->reordered_input_picture[0]->pict_type= I_TYPE; + else + s->reordered_input_picture[0]->pict_type= P_TYPE; + s->reordered_input_picture[0]->coded_picture_number= coded_pic_num; + for(i=0; ireordered_input_picture[i+1]= s->input_picture[i]; + s->reordered_input_picture[i+1]->pict_type= B_TYPE; + s->reordered_input_picture[i+1]->coded_picture_number= coded_pic_num; + } + } + } + + if(s->reordered_input_picture[0]){ + s->reordered_input_picture[0]->reference= s->reordered_input_picture[0]->pict_type!=B_TYPE ? 3 : 0; + + s->new_picture= *s->reordered_input_picture[0]; + + if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_SHARED){ + // input is a shared pix, so we cant modifiy it -> alloc a new one & ensure that the shared one is reuseable + + int i= find_unused_picture(s, 0); + Picture *pic= &s->picture[i]; + + /* mark us unused / free shared pic */ + for(i=0; i<4; i++) + s->reordered_input_picture[0]->data[i]= NULL; + s->reordered_input_picture[0]->type= 0; + + //FIXME bad, copy * except + pic->pict_type = s->reordered_input_picture[0]->pict_type; + pic->quality = s->reordered_input_picture[0]->quality; + pic->coded_picture_number = s->reordered_input_picture[0]->coded_picture_number; + pic->reference = s->reordered_input_picture[0]->reference; + pic->pts = s->reordered_input_picture[0]->pts; + + alloc_picture(s, pic, 0); + + s->current_picture_ptr= pic; + }else{ + // input is not a shared pix -> reuse buffer for current_pix + + assert( s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_USER + || s->reordered_input_picture[0]->type==FF_BUFFER_TYPE_INTERNAL); + + s->current_picture_ptr= s->reordered_input_picture[0]; + for(i=0; i<4; i++){ + //reverse the +16 we did before storing the input + s->current_picture_ptr->data[i]-=16; + } + } + s->current_picture= *s->current_picture_ptr; + + s->picture_number= s->new_picture.display_picture_number; +//printf("dpn:%d\n", s->picture_number); + }else{ + memset(&s->new_picture, 0, sizeof(Picture)); + } +} + +int MPV_encode_picture(AVCodecContext *avctx, + unsigned char *buf, int buf_size, void *data) +{ + MpegEncContext *s = avctx->priv_data; + AVFrame *pic_arg = data; + int i; + + if(avctx->pix_fmt != PIX_FMT_YUV420P){ + fprintf(stderr, "this codec supports only YUV420P\n"); + return -1; + } + + init_put_bits(&s->pb, buf, buf_size, NULL, NULL); + + s->picture_in_gop_number++; + + load_input_picture(s, pic_arg); + + select_input_picture(s); + + /* output? */ + if(s->new_picture.data[0]){ + + s->pict_type= s->new_picture.pict_type; + if (s->fixed_qscale){ /* the ratecontrol needs the last qscale so we dont touch it for CBR */ + s->qscale= (int)(s->new_picture.quality+0.5); + assert(s->qscale); + } +//emms_c(); +//printf("qs:%f %f %d\n", s->new_picture.quality, s->current_picture.quality, s->qscale); + MPV_frame_start(s, avctx); + + encode_picture(s, s->picture_number); + + avctx->real_pict_num = s->picture_number; + avctx->header_bits = s->header_bits; + avctx->mv_bits = s->mv_bits; + avctx->misc_bits = s->misc_bits; + avctx->i_tex_bits = s->i_tex_bits; + avctx->p_tex_bits = s->p_tex_bits; + avctx->i_count = s->i_count; + avctx->p_count = s->mb_num - s->i_count - s->skip_count; //FIXME f/b_count in avctx + avctx->skip_count = s->skip_count; + + MPV_frame_end(s); + + if (s->out_format == FMT_MJPEG) + mjpeg_picture_trailer(s); + + if(s->flags&CODEC_FLAG_PASS1) + ff_write_pass1_stats(s); + + for(i=0; i<4; i++){ + avctx->error[i] += s->current_picture_ptr->error[i]; + } + } + + s->input_picture_number++; + + flush_put_bits(&s->pb); + s->frame_bits = (pbBufPtr(&s->pb) - s->pb.buf) * 8; + + s->total_bits += s->frame_bits; + avctx->frame_bits = s->frame_bits; + + return pbBufPtr(&s->pb) - s->pb.buf; +} + +#endif //CONFIG_ENCODERS + +static inline void gmc1_motion(MpegEncContext *s, + uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, + int dest_offset, + uint8_t **ref_picture, int src_offset) +{ + uint8_t *ptr; + int offset, src_x, src_y, linesize, uvlinesize; + int motion_x, motion_y; + int emu=0; + + motion_x= s->sprite_offset[0][0]; + motion_y= s->sprite_offset[0][1]; + src_x = s->mb_x * 16 + (motion_x >> (s->sprite_warping_accuracy+1)); + src_y = s->mb_y * 16 + (motion_y >> (s->sprite_warping_accuracy+1)); + motion_x<<=(3-s->sprite_warping_accuracy); + motion_y<<=(3-s->sprite_warping_accuracy); + src_x = clip(src_x, -16, s->width); + if (src_x == s->width) + motion_x =0; + src_y = clip(src_y, -16, s->height); + if (src_y == s->height) + motion_y =0; + + linesize = s->linesize; + uvlinesize = s->uvlinesize; + + ptr = ref_picture[0] + (src_y * linesize) + src_x + src_offset; + + dest_y+=dest_offset; + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + 17 >= s->h_edge_pos + || src_y + 17 >= s->v_edge_pos){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, linesize, 17, 17, src_x, src_y, s->h_edge_pos, s->v_edge_pos); + ptr= s->edge_emu_buffer; + } + } + + if((motion_x|motion_y)&7){ + s->dsp.gmc1(dest_y , ptr , linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding); + s->dsp.gmc1(dest_y+8, ptr+8, linesize, 16, motion_x&15, motion_y&15, 128 - s->no_rounding); + }else{ + int dxy; + + dxy= ((motion_x>>3)&1) | ((motion_y>>2)&2); + if (s->no_rounding){ + s->dsp.put_no_rnd_pixels_tab[0][dxy](dest_y, ptr, linesize, 16); + }else{ + s->dsp.put_pixels_tab [0][dxy](dest_y, ptr, linesize, 16); + } + } + + if(s->flags&CODEC_FLAG_GRAY) return; + + motion_x= s->sprite_offset[1][0]; + motion_y= s->sprite_offset[1][1]; + src_x = s->mb_x * 8 + (motion_x >> (s->sprite_warping_accuracy+1)); + src_y = s->mb_y * 8 + (motion_y >> (s->sprite_warping_accuracy+1)); + motion_x<<=(3-s->sprite_warping_accuracy); + motion_y<<=(3-s->sprite_warping_accuracy); + src_x = clip(src_x, -8, s->width>>1); + if (src_x == s->width>>1) + motion_x =0; + src_y = clip(src_y, -8, s->height>>1); + if (src_y == s->height>>1) + motion_y =0; + + offset = (src_y * uvlinesize) + src_x + (src_offset>>1); + ptr = ref_picture[1] + offset; + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + 9 >= s->h_edge_pos>>1 + || src_y + 9 >= s->v_edge_pos>>1){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer; + emu=1; + } + } + s->dsp.gmc1(dest_cb + (dest_offset>>1), ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding); + + ptr = ref_picture[2] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer; + } + s->dsp.gmc1(dest_cr + (dest_offset>>1), ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding); + + return; +} + +static inline void gmc_motion(MpegEncContext *s, + uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, + int dest_offset, + uint8_t **ref_picture, int src_offset) +{ + uint8_t *ptr; + int linesize, uvlinesize; + const int a= s->sprite_warping_accuracy; + int ox, oy; + + linesize = s->linesize; + uvlinesize = s->uvlinesize; + + ptr = ref_picture[0] + src_offset; + + dest_y+=dest_offset; + + ox= s->sprite_offset[0][0] + s->sprite_delta[0][0]*s->mb_x*16 + s->sprite_delta[0][1]*s->mb_y*16; + oy= s->sprite_offset[0][1] + s->sprite_delta[1][0]*s->mb_x*16 + s->sprite_delta[1][1]*s->mb_y*16; + + s->dsp.gmc(dest_y, ptr, linesize, 16, + ox, + oy, + s->sprite_delta[0][0], s->sprite_delta[0][1], + s->sprite_delta[1][0], s->sprite_delta[1][1], + a+1, (1<<(2*a+1)) - s->no_rounding, + s->h_edge_pos, s->v_edge_pos); + s->dsp.gmc(dest_y+8, ptr, linesize, 16, + ox + s->sprite_delta[0][0]*8, + oy + s->sprite_delta[1][0]*8, + s->sprite_delta[0][0], s->sprite_delta[0][1], + s->sprite_delta[1][0], s->sprite_delta[1][1], + a+1, (1<<(2*a+1)) - s->no_rounding, + s->h_edge_pos, s->v_edge_pos); + + if(s->flags&CODEC_FLAG_GRAY) return; + + + dest_cb+=dest_offset>>1; + dest_cr+=dest_offset>>1; + + ox= s->sprite_offset[1][0] + s->sprite_delta[0][0]*s->mb_x*8 + s->sprite_delta[0][1]*s->mb_y*8; + oy= s->sprite_offset[1][1] + s->sprite_delta[1][0]*s->mb_x*8 + s->sprite_delta[1][1]*s->mb_y*8; + + ptr = ref_picture[1] + (src_offset>>1); + s->dsp.gmc(dest_cb, ptr, uvlinesize, 8, + ox, + oy, + s->sprite_delta[0][0], s->sprite_delta[0][1], + s->sprite_delta[1][0], s->sprite_delta[1][1], + a+1, (1<<(2*a+1)) - s->no_rounding, + s->h_edge_pos>>1, s->v_edge_pos>>1); + + ptr = ref_picture[2] + (src_offset>>1); + s->dsp.gmc(dest_cr, ptr, uvlinesize, 8, + ox, + oy, + s->sprite_delta[0][0], s->sprite_delta[0][1], + s->sprite_delta[1][0], s->sprite_delta[1][1], + a+1, (1<<(2*a+1)) - s->no_rounding, + s->h_edge_pos>>1, s->v_edge_pos>>1); +} + +/** + * Copies a rectangular area of samples to a temporary buffer and replicates the boarder samples. + * @param buf destination buffer + * @param src source buffer + * @param linesize number of bytes between 2 vertically adjacent samples in both the source and destination buffers + * @param block_w width of block + * @param block_h height of block + * @param src_x x coordinate of the top left sample of the block in the source buffer + * @param src_y y coordinate of the top left sample of the block in the source buffer + * @param w width of the source buffer + * @param h height of the source buffer + */ +void ff_emulated_edge_mc(uint8_t *buf, uint8_t *src, int linesize, int block_w, int block_h, + int src_x, int src_y, int w, int h){ + int x, y; + int start_y, start_x, end_y, end_x; + + if(src_y>= h){ + src+= (h-1-src_y)*linesize; + src_y=h-1; + }else if(src_y<=-block_h){ + src+= (1-block_h-src_y)*linesize; + src_y=1-block_h; + } + if(src_x>= w){ + src+= (w-1-src_x); + src_x=w-1; + }else if(src_x<=-block_w){ + src+= (1-block_w-src_x); + src_x=1-block_w; + } + + start_y= FFMAX(0, -src_y); + start_x= FFMAX(0, -src_x); + end_y= FFMIN(block_h, h-src_y); + end_x= FFMIN(block_w, w-src_x); + + // copy existing part + for(y=start_y; yquarter_sample) +{ + motion_x>>=1; + motion_y>>=1; +} +#endif + dxy = ((motion_y & 1) << 1) | (motion_x & 1); + src_x = s->mb_x * 16 + (motion_x >> 1); + src_y = s->mb_y * (16 >> field_based) + (motion_y >> 1); + + /* WARNING: do no forget half pels */ + height = s->height >> field_based; + v_edge_pos = s->v_edge_pos >> field_based; + src_x = clip(src_x, -16, s->width); + if (src_x == s->width) + dxy &= ~1; + src_y = clip(src_y, -16, height); + if (src_y == height) + dxy &= ~2; + linesize = s->current_picture.linesize[0] << field_based; + uvlinesize = s->current_picture.linesize[1] << field_based; + ptr = ref_picture[0] + (src_y * linesize) + (src_x) + src_offset; + dest_y += dest_offset; + + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + (motion_x&1) + 16 > s->h_edge_pos + || src_y + (motion_y&1) + h > v_edge_pos){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - src_offset, s->linesize, 17, 17+field_based, //FIXME linesize? and uv below + src_x, src_y<h_edge_pos, s->v_edge_pos); + ptr= s->edge_emu_buffer + src_offset; + emu=1; + } + } + pix_op[0][dxy](dest_y, ptr, linesize, h); + + if(s->flags&CODEC_FLAG_GRAY) return; + + if (s->out_format == FMT_H263) { + dxy = 0; + if ((motion_x & 3) != 0) + dxy |= 1; + if ((motion_y & 3) != 0) + dxy |= 2; + mx = motion_x >> 2; + my = motion_y >> 2; + } else { + mx = motion_x / 2; + my = motion_y / 2; + dxy = ((my & 1) << 1) | (mx & 1); + mx >>= 1; + my >>= 1; + } + + src_x = s->mb_x * 8 + mx; + src_y = s->mb_y * (8 >> field_based) + my; + src_x = clip(src_x, -8, s->width >> 1); + if (src_x == (s->width >> 1)) + dxy &= ~1; + src_y = clip(src_y, -8, height >> 1); + if (src_y == (height >> 1)) + dxy &= ~2; + offset = (src_y * uvlinesize) + src_x + (src_offset >> 1); + ptr = ref_picture[1] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9+field_based, + src_x, src_y<h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer + (src_offset >> 1); + } + pix_op[1][dxy](dest_cb + (dest_offset >> 1), ptr, uvlinesize, h >> 1); + + ptr = ref_picture[2] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9+field_based, + src_x, src_y<h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer + (src_offset >> 1); + } + pix_op[1][dxy](dest_cr + (dest_offset >> 1), ptr, uvlinesize, h >> 1); +} + +static inline void qpel_motion(MpegEncContext *s, + uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, + int dest_offset, + uint8_t **ref_picture, int src_offset, + int field_based, op_pixels_func (*pix_op)[4], + qpel_mc_func (*qpix_op)[16], + int motion_x, int motion_y, int h) +{ + uint8_t *ptr; + int dxy, offset, mx, my, src_x, src_y, height, v_edge_pos, linesize, uvlinesize; + int emu=0; + + dxy = ((motion_y & 3) << 2) | (motion_x & 3); + src_x = s->mb_x * 16 + (motion_x >> 2); + src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2); + + height = s->height >> field_based; + v_edge_pos = s->v_edge_pos >> field_based; + src_x = clip(src_x, -16, s->width); + if (src_x == s->width) + dxy &= ~3; + src_y = clip(src_y, -16, height); + if (src_y == height) + dxy &= ~12; + linesize = s->linesize << field_based; + uvlinesize = s->uvlinesize << field_based; + ptr = ref_picture[0] + (src_y * linesize) + src_x + src_offset; + dest_y += dest_offset; +//printf("%d %d %d\n", src_x, src_y, dxy); + + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + (motion_x&3) + 16 > s->h_edge_pos + || src_y + (motion_y&3) + h > v_edge_pos){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - src_offset, s->linesize, 17, 17+field_based, + src_x, src_y<h_edge_pos, s->v_edge_pos); + ptr= s->edge_emu_buffer + src_offset; + emu=1; + } + } + if(!field_based) + qpix_op[0][dxy](dest_y, ptr, linesize); + else{ + //damn interlaced mode + //FIXME boundary mirroring is not exactly correct here + qpix_op[1][dxy](dest_y , ptr , linesize); + qpix_op[1][dxy](dest_y+8, ptr+8, linesize); + } + + if(s->flags&CODEC_FLAG_GRAY) return; + + if(field_based){ + mx= motion_x/2; + my= motion_y>>1; + }else if(s->workaround_bugs&FF_BUG_QPEL_CHROMA2){ + static const int rtab[8]= {0,0,1,1,0,0,0,1}; + mx= (motion_x>>1) + rtab[motion_x&7]; + my= (motion_y>>1) + rtab[motion_y&7]; + }else if(s->workaround_bugs&FF_BUG_QPEL_CHROMA){ + mx= (motion_x>>1)|(motion_x&1); + my= (motion_y>>1)|(motion_y&1); + }else{ + mx= motion_x/2; + my= motion_y/2; + } + mx= (mx>>1)|(mx&1); + my= (my>>1)|(my&1); + + dxy= (mx&1) | ((my&1)<<1); + mx>>=1; + my>>=1; + + src_x = s->mb_x * 8 + mx; + src_y = s->mb_y * (8 >> field_based) + my; + src_x = clip(src_x, -8, s->width >> 1); + if (src_x == (s->width >> 1)) + dxy &= ~1; + src_y = clip(src_y, -8, height >> 1); + if (src_y == (height >> 1)) + dxy &= ~2; + + offset = (src_y * uvlinesize) + src_x + (src_offset >> 1); + ptr = ref_picture[1] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9 + field_based, + src_x, src_y<h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer + (src_offset >> 1); + } + pix_op[1][dxy](dest_cb + (dest_offset >> 1), ptr, uvlinesize, h >> 1); + + ptr = ref_picture[2] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9 + field_based, + src_x, src_y<h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer + (src_offset >> 1); + } + pix_op[1][dxy](dest_cr + (dest_offset >> 1), ptr, uvlinesize, h >> 1); +} + +inline int ff_h263_round_chroma(int x){ + if (x >= 0) + return (h263_chroma_roundtab[x & 0xf] + ((x >> 3) & ~1)); + else { + x = -x; + return -(h263_chroma_roundtab[x & 0xf] + ((x >> 3) & ~1)); + } +} + +/** + * motion compesation of a single macroblock + * @param s context + * @param dest_y luma destination pointer + * @param dest_cb chroma cb/u destination pointer + * @param dest_cr chroma cr/v destination pointer + * @param dir direction (0->forward, 1->backward) + * @param ref_picture array[3] of pointers to the 3 planes of the reference picture + * @param pic_op halfpel motion compensation function (average or put normally) + * @param pic_op qpel motion compensation function (average or put normally) + * the motion vectors are taken from s->mv and the MV type from s->mv_type + */ +static inline void MPV_motion(MpegEncContext *s, + uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, + int dir, uint8_t **ref_picture, + op_pixels_func (*pix_op)[4], qpel_mc_func (*qpix_op)[16]) +{ + int dxy, offset, mx, my, src_x, src_y, motion_x, motion_y; + int mb_x, mb_y, i; + uint8_t *ptr, *dest; + int emu=0; + + mb_x = s->mb_x; + mb_y = s->mb_y; + + switch(s->mv_type) { + case MV_TYPE_16X16: +#ifdef CONFIG_RISKY + if(s->mcsel){ + if(s->real_sprite_warping_points==1){ + gmc1_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, 0); + }else{ + gmc_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, 0); + } + }else if(s->quarter_sample){ + qpel_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, 0, + 0, pix_op, qpix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 16); + }else if(s->mspel){ + ff_mspel_motion(s, dest_y, dest_cb, dest_cr, + ref_picture, pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 16); + }else +#endif + { + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, 0, + 0, pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 16); + } + break; + case MV_TYPE_8X8: + mx = 0; + my = 0; + if(s->quarter_sample){ + for(i=0;i<4;i++) { + motion_x = s->mv[dir][i][0]; + motion_y = s->mv[dir][i][1]; + + dxy = ((motion_y & 3) << 2) | (motion_x & 3); + src_x = mb_x * 16 + (motion_x >> 2) + (i & 1) * 8; + src_y = mb_y * 16 + (motion_y >> 2) + (i >>1) * 8; + + /* WARNING: do no forget half pels */ + src_x = clip(src_x, -16, s->width); + if (src_x == s->width) + dxy &= ~3; + src_y = clip(src_y, -16, s->height); + if (src_y == s->height) + dxy &= ~12; + + ptr = ref_picture[0] + (src_y * s->linesize) + (src_x); + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + (motion_x&3) + 8 > s->h_edge_pos + || src_y + (motion_y&3) + 8 > s->v_edge_pos){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->linesize, 9, 9, src_x, src_y, s->h_edge_pos, s->v_edge_pos); + ptr= s->edge_emu_buffer; + } + } + dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize; + qpix_op[1][dxy](dest, ptr, s->linesize); + + mx += s->mv[dir][i][0]/2; + my += s->mv[dir][i][1]/2; + } + }else{ + for(i=0;i<4;i++) { + motion_x = s->mv[dir][i][0]; + motion_y = s->mv[dir][i][1]; + + dxy = ((motion_y & 1) << 1) | (motion_x & 1); + src_x = mb_x * 16 + (motion_x >> 1) + (i & 1) * 8; + src_y = mb_y * 16 + (motion_y >> 1) + (i >>1) * 8; + + /* WARNING: do no forget half pels */ + src_x = clip(src_x, -16, s->width); + if (src_x == s->width) + dxy &= ~1; + src_y = clip(src_y, -16, s->height); + if (src_y == s->height) + dxy &= ~2; + + ptr = ref_picture[0] + (src_y * s->linesize) + (src_x); + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + (motion_x&1) + 8 > s->h_edge_pos + || src_y + (motion_y&1) + 8 > s->v_edge_pos){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->linesize, 9, 9, src_x, src_y, s->h_edge_pos, s->v_edge_pos); + ptr= s->edge_emu_buffer; + } + } + dest = dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize; + pix_op[1][dxy](dest, ptr, s->linesize, 8); + + mx += s->mv[dir][i][0]; + my += s->mv[dir][i][1]; + } + } + + if(s->flags&CODEC_FLAG_GRAY) break; + /* In case of 8X8, we construct a single chroma motion vector + with a special rounding */ + mx= ff_h263_round_chroma(mx); + my= ff_h263_round_chroma(my); + dxy = ((my & 1) << 1) | (mx & 1); + mx >>= 1; + my >>= 1; + + src_x = mb_x * 8 + mx; + src_y = mb_y * 8 + my; + src_x = clip(src_x, -8, s->width/2); + if (src_x == s->width/2) + dxy &= ~1; + src_y = clip(src_y, -8, s->height/2); + if (src_y == s->height/2) + dxy &= ~2; + + offset = (src_y * (s->uvlinesize)) + src_x; + ptr = ref_picture[1] + offset; + if(s->flags&CODEC_FLAG_EMU_EDGE){ + if(src_x<0 || src_y<0 || src_x + (dxy &1) + 8 > s->h_edge_pos>>1 + || src_y + (dxy>>1) + 8 > s->v_edge_pos>>1){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer; + emu=1; + } + } + pix_op[1][dxy](dest_cb, ptr, s->uvlinesize, 8); + + ptr = ref_picture[2] + offset; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1); + ptr= s->edge_emu_buffer; + } + pix_op[1][dxy](dest_cr, ptr, s->uvlinesize, 8); + break; + case MV_TYPE_FIELD: + if (s->picture_structure == PICT_FRAME) { + if(s->quarter_sample){ + /* top field */ + qpel_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, s->field_select[dir][0] ? s->linesize : 0, + 1, pix_op, qpix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 8); + /* bottom field */ + qpel_motion(s, dest_y, dest_cb, dest_cr, s->linesize, + ref_picture, s->field_select[dir][1] ? s->linesize : 0, + 1, pix_op, qpix_op, + s->mv[dir][1][0], s->mv[dir][1][1], 8); + }else{ + /* top field */ + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, s->field_select[dir][0] ? s->linesize : 0, + 1, pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 8); + /* bottom field */ + mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize, + ref_picture, s->field_select[dir][1] ? s->linesize : 0, + 1, pix_op, + s->mv[dir][1][0], s->mv[dir][1][1], 8); + } + } else { + int offset; + if(s->picture_structure == s->field_select[dir][0] + 1 || s->pict_type == B_TYPE || s->first_field){ + offset= s->field_select[dir][0] ? s->linesize : 0; + }else{ + ref_picture= s->current_picture.data; + offset= s->field_select[dir][0] ? s->linesize : -s->linesize; + } + + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, offset, + 0, pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 16); + } + break; + case MV_TYPE_16X8:{ + int offset; + uint8_t ** ref2picture; + + if(s->picture_structure == s->field_select[dir][0] + 1 || s->pict_type == B_TYPE || s->first_field){ + ref2picture= ref_picture; + offset= s->field_select[dir][0] ? s->linesize : 0; + }else{ + ref2picture= s->current_picture.data; + offset= s->field_select[dir][0] ? s->linesize : -s->linesize; + } + + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref2picture, offset, + 0, pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 8); + + + if(s->picture_structure == s->field_select[dir][1] + 1 || s->pict_type == B_TYPE || s->first_field){ + ref2picture= ref_picture; + offset= s->field_select[dir][1] ? s->linesize : 0; + }else{ + ref2picture= s->current_picture.data; + offset= s->field_select[dir][1] ? s->linesize : -s->linesize; + } + // I know it is ugly but this is the only way to fool emu_edge without rewrite mpeg_motion + mpeg_motion(s, dest_y+16*s->linesize, dest_cb+8*s->uvlinesize, dest_cr+8*s->uvlinesize, + 0, + ref2picture, offset, + 0, pix_op, + s->mv[dir][1][0], s->mv[dir][1][1]+16, 8); + } + + break; + case MV_TYPE_DMV: + { + op_pixels_func (*dmv_pix_op)[4]; + int offset; + + dmv_pix_op = s->dsp.put_pixels_tab; + + if(s->picture_structure == PICT_FRAME){ + //put top field from top field + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, 0, + 1, dmv_pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 8); + //put bottom field from bottom field + mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize, + ref_picture, s->linesize, + 1, dmv_pix_op, + s->mv[dir][0][0], s->mv[dir][0][1], 8); + + dmv_pix_op = s->dsp.avg_pixels_tab; + + //avg top field from bottom field + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture, s->linesize, + 1, dmv_pix_op, + s->mv[dir][2][0], s->mv[dir][2][1], 8); + //avg bottom field from top field + mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize, + ref_picture, 0, + 1, dmv_pix_op, + s->mv[dir][3][0], s->mv[dir][3][1], 8); + + }else{ + offset=(s->picture_structure == PICT_BOTTOM_FIELD)? + s->linesize : 0; + + //put field from the same parity + //same parity is never in the same frame + mpeg_motion(s, dest_y, dest_cb, dest_cr, 0, + ref_picture,offset, + 0,dmv_pix_op, + s->mv[dir][0][0],s->mv[dir][0][1],16); + + // after put we make avg of the same block + dmv_pix_op=s->dsp.avg_pixels_tab; + + //opposite parity is always in the same frame if this is second field + if(!s->first_field){ + ref_picture = s->current_picture.data; + //top field is one linesize from frame beginig + offset=(s->picture_structure == PICT_BOTTOM_FIELD)? + -s->linesize : s->linesize; + }else + offset=(s->picture_structure == PICT_BOTTOM_FIELD)? + 0 : s->linesize; + + //avg field from the opposite parity + mpeg_motion(s, dest_y, dest_cb, dest_cr,0, + ref_picture, offset, + 0,dmv_pix_op, + s->mv[dir][2][0],s->mv[dir][2][1],16); + } + } + break; + + } +} + + +/* put block[] to dest[] */ +static inline void put_dct(MpegEncContext *s, + DCTELEM *block, int i, uint8_t *dest, int line_size) +{ + s->dct_unquantize(s, block, i, s->qscale); + s->dsp.idct_put (dest, line_size, block); +} + +/* add block[] to dest[] */ +static inline void add_dct(MpegEncContext *s, + DCTELEM *block, int i, uint8_t *dest, int line_size) +{ + if (s->block_last_index[i] >= 0) { + s->dsp.idct_add (dest, line_size, block); + } +} + +static inline void add_dequant_dct(MpegEncContext *s, + DCTELEM *block, int i, uint8_t *dest, int line_size) +{ + if (s->block_last_index[i] >= 0) { + s->dct_unquantize(s, block, i, s->qscale); + + s->dsp.idct_add (dest, line_size, block); + } +} + +/** + * cleans dc, ac, coded_block for the current non intra MB + */ +void ff_clean_intra_table_entries(MpegEncContext *s) +{ + int wrap = s->block_wrap[0]; + int xy = s->block_index[0]; + + s->dc_val[0][xy ] = + s->dc_val[0][xy + 1 ] = + s->dc_val[0][xy + wrap] = + s->dc_val[0][xy + 1 + wrap] = 1024; + /* ac pred */ + memset(s->ac_val[0][xy ], 0, 32 * sizeof(int16_t)); + memset(s->ac_val[0][xy + wrap], 0, 32 * sizeof(int16_t)); + if (s->msmpeg4_version>=3) { + s->coded_block[xy ] = + s->coded_block[xy + 1 ] = + s->coded_block[xy + wrap] = + s->coded_block[xy + 1 + wrap] = 0; + } + /* chroma */ + wrap = s->block_wrap[4]; + xy = s->mb_x + 1 + (s->mb_y + 1) * wrap; + s->dc_val[1][xy] = + s->dc_val[2][xy] = 1024; + /* ac pred */ + memset(s->ac_val[1][xy], 0, 16 * sizeof(int16_t)); + memset(s->ac_val[2][xy], 0, 16 * sizeof(int16_t)); + + s->mbintra_table[s->mb_x + s->mb_y*s->mb_stride]= 0; +} + +/* generic function called after a macroblock has been parsed by the + decoder or after it has been encoded by the encoder. + + Important variables used: + s->mb_intra : true if intra macroblock + s->mv_dir : motion vector direction + s->mv_type : motion vector type + s->mv : motion vector + s->interlaced_dct : true if interlaced dct used (mpeg2) + */ +void MPV_decode_mb(MpegEncContext *s, DCTELEM block[6][64]) +{ + int mb_x, mb_y; + const int mb_xy = s->mb_y * s->mb_stride + s->mb_x; +#ifdef HAVE_XVMC + if(s->avctx->xvmc_acceleration){ + XVMC_decode_mb(s,block); + return; + } +#endif + + mb_x = s->mb_x; + mb_y = s->mb_y; + + s->current_picture.qscale_table[mb_xy]= s->qscale; + + /* update DC predictors for P macroblocks */ + if (!s->mb_intra) { + if (s->h263_pred || s->h263_aic) { + if(s->mbintra_table[mb_xy]) + ff_clean_intra_table_entries(s); + } else { + s->last_dc[0] = + s->last_dc[1] = + s->last_dc[2] = 128 << s->intra_dc_precision; + } + } + else if (s->h263_pred || s->h263_aic) + s->mbintra_table[mb_xy]=1; + + if ((s->flags&CODEC_FLAG_PSNR) || !(s->encoding && (s->intra_only || s->pict_type==B_TYPE))) { //FIXME precalc + uint8_t *dest_y, *dest_cb, *dest_cr; + int dct_linesize, dct_offset; + op_pixels_func (*op_pix)[4]; + qpel_mc_func (*op_qpix)[16]; + const int linesize= s->current_picture.linesize[0]; //not s->linesize as this woulnd be wrong for field pics + const int uvlinesize= s->current_picture.linesize[1]; + + /* avoid copy if macroblock skipped in last frame too */ + /* skip only during decoding as we might trash the buffers during encoding a bit */ + if(!s->encoding){ + uint8_t *mbskip_ptr = &s->mbskip_table[mb_xy]; + const int age= s->current_picture.age; + + assert(age); + + if (s->mb_skiped) { + s->mb_skiped= 0; + assert(s->pict_type!=I_TYPE); + + (*mbskip_ptr) ++; /* indicate that this time we skiped it */ + if(*mbskip_ptr >99) *mbskip_ptr= 99; + + /* if previous was skipped too, then nothing to do ! */ + if (*mbskip_ptr >= age && s->current_picture.reference){ + return; + } + } else if(!s->current_picture.reference){ + (*mbskip_ptr) ++; /* increase counter so the age can be compared cleanly */ + if(*mbskip_ptr >99) *mbskip_ptr= 99; + } else{ + *mbskip_ptr = 0; /* not skipped */ + } + } + + if (s->interlaced_dct) { + dct_linesize = linesize * 2; + dct_offset = linesize; + } else { + dct_linesize = linesize; + dct_offset = linesize * 8; + } + + dest_y= s->dest[0]; + dest_cb= s->dest[1]; + dest_cr= s->dest[2]; + + if (!s->mb_intra) { + /* motion handling */ + /* decoding or more than one mb_type (MC was allready done otherwise) */ + if(!s->encoding){ + if ((!s->no_rounding) || s->pict_type==B_TYPE){ + op_pix = s->dsp.put_pixels_tab; + op_qpix= s->dsp.put_qpel_pixels_tab; + }else{ + op_pix = s->dsp.put_no_rnd_pixels_tab; + op_qpix= s->dsp.put_no_rnd_qpel_pixels_tab; + } + + if (s->mv_dir & MV_DIR_FORWARD) { + MPV_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.data, op_pix, op_qpix); + op_pix = s->dsp.avg_pixels_tab; + op_qpix= s->dsp.avg_qpel_pixels_tab; + } + if (s->mv_dir & MV_DIR_BACKWARD) { + MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.data, op_pix, op_qpix); + } + } + + /* skip dequant / idct if we are really late ;) */ + if(s->hurry_up>1) return; + + /* add dct residue */ + if(s->encoding || !( s->h263_msmpeg4 || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO + || (s->codec_id==CODEC_ID_MPEG4 && !s->mpeg_quant))){ + add_dequant_dct(s, block[0], 0, dest_y, dct_linesize); + add_dequant_dct(s, block[1], 1, dest_y + 8, dct_linesize); + add_dequant_dct(s, block[2], 2, dest_y + dct_offset, dct_linesize); + add_dequant_dct(s, block[3], 3, dest_y + dct_offset + 8, dct_linesize); + + if(!(s->flags&CODEC_FLAG_GRAY)){ + add_dequant_dct(s, block[4], 4, dest_cb, uvlinesize); + add_dequant_dct(s, block[5], 5, dest_cr, uvlinesize); + } + } else if(s->codec_id != CODEC_ID_WMV2){ + add_dct(s, block[0], 0, dest_y, dct_linesize); + add_dct(s, block[1], 1, dest_y + 8, dct_linesize); + add_dct(s, block[2], 2, dest_y + dct_offset, dct_linesize); + add_dct(s, block[3], 3, dest_y + dct_offset + 8, dct_linesize); + + if(!(s->flags&CODEC_FLAG_GRAY)){ + add_dct(s, block[4], 4, dest_cb, uvlinesize); + add_dct(s, block[5], 5, dest_cr, uvlinesize); + } + } +#ifdef CONFIG_RISKY + else{ + ff_wmv2_add_mb(s, block, dest_y, dest_cb, dest_cr); + } +#endif + } else { + /* dct only in intra block */ + if(s->encoding || !(s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO)){ + put_dct(s, block[0], 0, dest_y, dct_linesize); + put_dct(s, block[1], 1, dest_y + 8, dct_linesize); + put_dct(s, block[2], 2, dest_y + dct_offset, dct_linesize); + put_dct(s, block[3], 3, dest_y + dct_offset + 8, dct_linesize); + + if(!(s->flags&CODEC_FLAG_GRAY)){ + put_dct(s, block[4], 4, dest_cb, uvlinesize); + put_dct(s, block[5], 5, dest_cr, uvlinesize); + } + }else{ + s->dsp.idct_put(dest_y , dct_linesize, block[0]); + s->dsp.idct_put(dest_y + 8, dct_linesize, block[1]); + s->dsp.idct_put(dest_y + dct_offset , dct_linesize, block[2]); + s->dsp.idct_put(dest_y + dct_offset + 8, dct_linesize, block[3]); + + if(!(s->flags&CODEC_FLAG_GRAY)){ + s->dsp.idct_put(dest_cb, uvlinesize, block[4]); + s->dsp.idct_put(dest_cr, uvlinesize, block[5]); + } + } + } + } +} + +#ifdef CONFIG_ENCODERS + +static inline void dct_single_coeff_elimination(MpegEncContext *s, int n, int threshold) +{ + static const char tab[64]= + {3,2,2,1,1,1,1,1, + 1,1,1,1,1,1,1,1, + 1,1,1,1,1,1,1,1, + 0,0,0,0,0,0,0,0, + 0,0,0,0,0,0,0,0, + 0,0,0,0,0,0,0,0, + 0,0,0,0,0,0,0,0, + 0,0,0,0,0,0,0,0}; + int score=0; + int run=0; + int i; + DCTELEM *block= s->block[n]; + const int last_index= s->block_last_index[n]; + int skip_dc; + + if(threshold<0){ + skip_dc=0; + threshold= -threshold; + }else + skip_dc=1; + + /* are all which we could set to zero are allready zero? */ + if(last_index<=skip_dc - 1) return; + + for(i=0; i<=last_index; i++){ + const int j = s->intra_scantable.permutated[i]; + const int level = ABS(block[j]); + if(level==1){ + if(skip_dc && i==0) continue; + score+= tab[run]; + run=0; + }else if(level>1){ + return; + }else{ + run++; + } + } + if(score >= threshold) return; + for(i=skip_dc; i<=last_index; i++){ + const int j = s->intra_scantable.permutated[i]; + block[j]=0; + } + if(block[0]) s->block_last_index[n]= 0; + else s->block_last_index[n]= -1; +} + +static inline void clip_coeffs(MpegEncContext *s, DCTELEM *block, int last_index) +{ + int i; + const int maxlevel= s->max_qcoeff; + const int minlevel= s->min_qcoeff; + + if(s->mb_intra){ + i=1; //skip clipping of intra dc + }else + i=0; + + for(;i<=last_index; i++){ + const int j= s->intra_scantable.permutated[i]; + int level = block[j]; + + if (level>maxlevel) level=maxlevel; + else if(levelavctx->draw_horiz_band) { + AVFrame *src; + int offset[4]; + + if(s->picture_structure != PICT_FRAME){ + h <<= 1; + y <<= 1; + if(s->first_field && !(s->avctx->slice_flags&SLICE_FLAG_ALLOW_FIELD)) return; + } + + h= FFMIN(h, s->height - y); + + if(s->pict_type==B_TYPE || s->low_delay || (s->avctx->slice_flags&SLICE_FLAG_CODED_ORDER)) + src= (AVFrame*)s->current_picture_ptr; + else if(s->last_picture_ptr) + src= (AVFrame*)s->last_picture_ptr; + else + return; + + if(s->pict_type==B_TYPE && s->picture_structure == PICT_FRAME && s->out_format != FMT_H264){ + offset[0]= + offset[1]= + offset[2]= + offset[3]= 0; + }else{ + offset[0]= y * s->linesize;; + offset[1]= + offset[2]= (y>>1) * s->uvlinesize;; + offset[3]= 0; + } + + emms_c(); + + s->avctx->draw_horiz_band(s->avctx, src, offset, + y, s->picture_structure, h); + } +} + +void ff_init_block_index(MpegEncContext *s){ //FIXME maybe rename + const int linesize= s->current_picture.linesize[0]; //not s->linesize as this woulnd be wrong for field pics + const int uvlinesize= s->current_picture.linesize[1]; + + s->block_index[0]= s->block_wrap[0]*(s->mb_y*2 + 1) - 1 + s->mb_x*2; + s->block_index[1]= s->block_wrap[0]*(s->mb_y*2 + 1) + s->mb_x*2; + s->block_index[2]= s->block_wrap[0]*(s->mb_y*2 + 2) - 1 + s->mb_x*2; + s->block_index[3]= s->block_wrap[0]*(s->mb_y*2 + 2) + s->mb_x*2; + s->block_index[4]= s->block_wrap[4]*(s->mb_y + 1) + s->block_wrap[0]*(s->mb_height*2 + 2) + s->mb_x; + s->block_index[5]= s->block_wrap[4]*(s->mb_y + 1 + s->mb_height + 2) + s->block_wrap[0]*(s->mb_height*2 + 2) + s->mb_x; + + if(s->pict_type==B_TYPE && s->avctx->draw_horiz_band && s->picture_structure==PICT_FRAME){ + s->dest[0] = s->current_picture.data[0] + s->mb_x * 16 - 16; + s->dest[1] = s->current_picture.data[1] + s->mb_x * 8 - 8; + s->dest[2] = s->current_picture.data[2] + s->mb_x * 8 - 8; + }else{ + s->dest[0] = s->current_picture.data[0] + (s->mb_y * 16* linesize ) + s->mb_x * 16 - 16; + s->dest[1] = s->current_picture.data[1] + (s->mb_y * 8 * uvlinesize) + s->mb_x * 8 - 8; + s->dest[2] = s->current_picture.data[2] + (s->mb_y * 8 * uvlinesize) + s->mb_x * 8 - 8; + } +} + +#ifdef CONFIG_ENCODERS + +static void encode_mb(MpegEncContext *s, int motion_x, int motion_y) +{ + const int mb_x= s->mb_x; + const int mb_y= s->mb_y; + int i; + int skip_dct[6]; + int dct_offset = s->linesize*8; //default for progressive frames + + for(i=0; i<6; i++) skip_dct[i]=0; + + if(s->adaptive_quant){ + s->dquant= s->current_picture.qscale_table[mb_x + mb_y*s->mb_stride] - s->qscale; + + if(s->out_format==FMT_H263){ + if (s->dquant> 2) s->dquant= 2; + else if(s->dquant<-2) s->dquant=-2; + } + + if(s->codec_id==CODEC_ID_MPEG4){ + if(!s->mb_intra){ + if(s->mv_dir&MV_DIRECT) + s->dquant=0; + + assert(s->dquant==0 || s->mv_type!=MV_TYPE_8X8); + } + } + s->qscale+= s->dquant; + s->y_dc_scale= s->y_dc_scale_table[ s->qscale ]; + s->c_dc_scale= s->c_dc_scale_table[ s->qscale ]; + } + + if (s->mb_intra) { + uint8_t *ptr; + int wrap_y; + int emu=0; + + wrap_y = s->linesize; + ptr = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16; + + if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_y, 16, 16, mb_x*16, mb_y*16, s->width, s->height); + ptr= s->edge_emu_buffer; + emu=1; + } + + if(s->flags&CODEC_FLAG_INTERLACED_DCT){ + int progressive_score, interlaced_score; + + progressive_score= pix_vcmp16x8(ptr, wrap_y ) + pix_vcmp16x8(ptr + wrap_y*8, wrap_y ); + interlaced_score = pix_vcmp16x8(ptr, wrap_y*2) + pix_vcmp16x8(ptr + wrap_y , wrap_y*2); + + if(progressive_score > interlaced_score + 100){ + s->interlaced_dct=1; + + dct_offset= wrap_y; + wrap_y<<=1; + }else + s->interlaced_dct=0; + } + + s->dsp.get_pixels(s->block[0], ptr , wrap_y); + s->dsp.get_pixels(s->block[1], ptr + 8, wrap_y); + s->dsp.get_pixels(s->block[2], ptr + dct_offset , wrap_y); + s->dsp.get_pixels(s->block[3], ptr + dct_offset + 8, wrap_y); + + if(s->flags&CODEC_FLAG_GRAY){ + skip_dct[4]= 1; + skip_dct[5]= 1; + }else{ + int wrap_c = s->uvlinesize; + ptr = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1); + ptr= s->edge_emu_buffer; + } + s->dsp.get_pixels(s->block[4], ptr, wrap_c); + + ptr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8; + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1); + ptr= s->edge_emu_buffer; + } + s->dsp.get_pixels(s->block[5], ptr, wrap_c); + } + }else{ + op_pixels_func (*op_pix)[4]; + qpel_mc_func (*op_qpix)[16]; + uint8_t *dest_y, *dest_cb, *dest_cr; + uint8_t *ptr_y, *ptr_cb, *ptr_cr; + int wrap_y, wrap_c; + int emu=0; + + dest_y = s->dest[0]; + dest_cb = s->dest[1]; + dest_cr = s->dest[2]; + wrap_y = s->linesize; + wrap_c = s->uvlinesize; + ptr_y = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16; + ptr_cb = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8; + ptr_cr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8; + + if ((!s->no_rounding) || s->pict_type==B_TYPE){ + op_pix = s->dsp.put_pixels_tab; + op_qpix= s->dsp.put_qpel_pixels_tab; + }else{ + op_pix = s->dsp.put_no_rnd_pixels_tab; + op_qpix= s->dsp.put_no_rnd_qpel_pixels_tab; + } + + if (s->mv_dir & MV_DIR_FORWARD) { + MPV_motion(s, dest_y, dest_cb, dest_cr, 0, s->last_picture.data, op_pix, op_qpix); + op_pix = s->dsp.avg_pixels_tab; + op_qpix= s->dsp.avg_qpel_pixels_tab; + } + if (s->mv_dir & MV_DIR_BACKWARD) { + MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.data, op_pix, op_qpix); + } + + if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, wrap_y, 16, 16, mb_x*16, mb_y*16, s->width, s->height); + ptr_y= s->edge_emu_buffer; + emu=1; + } + + if(s->flags&CODEC_FLAG_INTERLACED_DCT){ + int progressive_score, interlaced_score; + + progressive_score= pix_diff_vcmp16x8(ptr_y , dest_y , wrap_y ) + + pix_diff_vcmp16x8(ptr_y + wrap_y*8, dest_y + wrap_y*8, wrap_y ); + interlaced_score = pix_diff_vcmp16x8(ptr_y , dest_y , wrap_y*2) + + pix_diff_vcmp16x8(ptr_y + wrap_y , dest_y + wrap_y , wrap_y*2); + + if(progressive_score > interlaced_score + 600){ + s->interlaced_dct=1; + + dct_offset= wrap_y; + wrap_y<<=1; + }else + s->interlaced_dct=0; + } + + s->dsp.diff_pixels(s->block[0], ptr_y , dest_y , wrap_y); + s->dsp.diff_pixels(s->block[1], ptr_y + 8, dest_y + 8, wrap_y); + s->dsp.diff_pixels(s->block[2], ptr_y + dct_offset , dest_y + dct_offset , wrap_y); + s->dsp.diff_pixels(s->block[3], ptr_y + dct_offset + 8, dest_y + dct_offset + 8, wrap_y); + + if(s->flags&CODEC_FLAG_GRAY){ + skip_dct[4]= 1; + skip_dct[5]= 1; + }else{ + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr_cb, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1); + ptr_cb= s->edge_emu_buffer; + } + s->dsp.diff_pixels(s->block[4], ptr_cb, dest_cb, wrap_c); + if(emu){ + ff_emulated_edge_mc(s->edge_emu_buffer, ptr_cr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1); + ptr_cr= s->edge_emu_buffer; + } + s->dsp.diff_pixels(s->block[5], ptr_cr, dest_cr, wrap_c); + } + /* pre quantization */ + if(s->current_picture.mc_mb_var[s->mb_stride*mb_y+ mb_x]<2*s->qscale*s->qscale){ + //FIXME optimize + if(s->dsp.pix_abs8x8(ptr_y , dest_y , wrap_y) < 20*s->qscale) skip_dct[0]= 1; + if(s->dsp.pix_abs8x8(ptr_y + 8, dest_y + 8, wrap_y) < 20*s->qscale) skip_dct[1]= 1; + if(s->dsp.pix_abs8x8(ptr_y +dct_offset , dest_y +dct_offset , wrap_y) < 20*s->qscale) skip_dct[2]= 1; + if(s->dsp.pix_abs8x8(ptr_y +dct_offset+ 8, dest_y +dct_offset+ 8, wrap_y) < 20*s->qscale) skip_dct[3]= 1; + if(s->dsp.pix_abs8x8(ptr_cb , dest_cb , wrap_c) < 20*s->qscale) skip_dct[4]= 1; + if(s->dsp.pix_abs8x8(ptr_cr , dest_cr , wrap_c) < 20*s->qscale) skip_dct[5]= 1; +#if 0 +{ + static int stat[7]; + int num=0; + for(i=0; i<6; i++) + if(skip_dct[i]) num++; + stat[num]++; + + if(s->mb_x==0 && s->mb_y==0){ + for(i=0; i<7; i++){ + printf("%6d %1d\n", stat[i], i); + } + } +} +#endif + } + + } + +#if 0 + { + float adap_parm; + + adap_parm = ((s->avg_mb_var << 1) + s->mb_var[s->mb_stride*mb_y+mb_x] + 1.0) / + ((s->mb_var[s->mb_stride*mb_y+mb_x] << 1) + s->avg_mb_var + 1.0); + + printf("\ntype=%c qscale=%2d adap=%0.2f dquant=%4.2f var=%4d avgvar=%4d", + (s->mb_type[s->mb_stride*mb_y+mb_x] > 0) ? 'I' : 'P', + s->qscale, adap_parm, s->qscale*adap_parm, + s->mb_var[s->mb_stride*mb_y+mb_x], s->avg_mb_var); + } +#endif + /* DCT & quantize */ + if(s->out_format==FMT_MJPEG){ + for(i=0;i<6;i++) { + int overflow; + s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, 8, &overflow); + if (overflow) clip_coeffs(s, s->block[i], s->block_last_index[i]); + } + }else{ + for(i=0;i<6;i++) { + if(!skip_dct[i]){ + int overflow; + s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, s->qscale, &overflow); + // FIXME we could decide to change to quantizer instead of clipping + // JS: I don't think that would be a good idea it could lower quality instead + // of improve it. Just INTRADC clipping deserves changes in quantizer + if (overflow) clip_coeffs(s, s->block[i], s->block_last_index[i]); + }else + s->block_last_index[i]= -1; + } + if(s->luma_elim_threshold && !s->mb_intra) + for(i=0; i<4; i++) + dct_single_coeff_elimination(s, i, s->luma_elim_threshold); + if(s->chroma_elim_threshold && !s->mb_intra) + for(i=4; i<6; i++) + dct_single_coeff_elimination(s, i, s->chroma_elim_threshold); + } + + if((s->flags&CODEC_FLAG_GRAY) && s->mb_intra){ + s->block_last_index[4]= + s->block_last_index[5]= 0; + s->block[4][0]= + s->block[5][0]= (1024 + s->c_dc_scale/2)/ s->c_dc_scale; + } + + /* huffman encode */ + switch(s->codec_id){ //FIXME funct ptr could be slightly faster + case CODEC_ID_MPEG1VIDEO: + case CODEC_ID_MPEG2VIDEO: + mpeg1_encode_mb(s, s->block, motion_x, motion_y); break; +#ifdef CONFIG_RISKY + case CODEC_ID_MPEG4: + mpeg4_encode_mb(s, s->block, motion_x, motion_y); break; + case CODEC_ID_MSMPEG4V2: + case CODEC_ID_MSMPEG4V3: + case CODEC_ID_WMV1: + msmpeg4_encode_mb(s, s->block, motion_x, motion_y); break; + case CODEC_ID_WMV2: + ff_wmv2_encode_mb(s, s->block, motion_x, motion_y); break; + case CODEC_ID_H263: + case CODEC_ID_H263P: + case CODEC_ID_FLV1: + case CODEC_ID_RV10: + h263_encode_mb(s, s->block, motion_x, motion_y); break; +#endif + case CODEC_ID_MJPEG: + mjpeg_encode_mb(s, s->block); break; + default: + assert(0); + } +} + +#endif //CONFIG_ENCODERS + +/** + * combines the (truncated) bitstream to a complete frame + * @returns -1 if no complete frame could be created + */ +int ff_combine_frame( MpegEncContext *s, int next, uint8_t **buf, int *buf_size){ + ParseContext *pc= &s->parse_context; + +#if 0 + if(pc->overread){ + printf("overread %d, state:%X next:%d index:%d o_index:%d\n", pc->overread, pc->state, next, pc->index, pc->overread_index); + printf("%X %X %X %X\n", (*buf)[0], (*buf)[1],(*buf)[2],(*buf)[3]); + } +#endif + + /* copy overreaded byes from last frame into buffer */ + for(; pc->overread>0; pc->overread--){ + pc->buffer[pc->index++]= pc->buffer[pc->overread_index++]; + } + + pc->last_index= pc->index; + + /* copy into buffer end return */ + if(next == END_NOT_FOUND){ + pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE); + + memcpy(&pc->buffer[pc->index], *buf, *buf_size); + pc->index += *buf_size; + return -1; + } + + *buf_size= + pc->overread_index= pc->index + next; + + /* append to buffer */ + if(pc->index){ + pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE); + + memcpy(&pc->buffer[pc->index], *buf, next + FF_INPUT_BUFFER_PADDING_SIZE ); + pc->index = 0; + *buf= pc->buffer; + } + + /* store overread bytes */ + for(;next < 0; next++){ + pc->state = (pc->state<<8) | pc->buffer[pc->last_index + next]; + pc->overread++; + } + +#if 0 + if(pc->overread){ + printf("overread %d, state:%X next:%d index:%d o_index:%d\n", pc->overread, pc->state, next, pc->index, pc->overread_index); + printf("%X %X %X %X\n", (*buf)[0], (*buf)[1],(*buf)[2],(*buf)[3]); + } +#endif + + return 0; +} + +void ff_mpeg_flush(AVCodecContext *avctx){ + int i; + MpegEncContext *s = avctx->priv_data; + + for(i=0; ipicture[i].data[0] && ( s->picture[i].type == FF_BUFFER_TYPE_INTERNAL + || s->picture[i].type == FF_BUFFER_TYPE_USER)) + avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]); + } + s->last_picture_ptr = s->next_picture_ptr = NULL; + + s->parse_context.state= -1; + s->parse_context.frame_start_found= 0; + s->parse_context.overread= 0; + s->parse_context.overread_index= 0; + s->parse_context.index= 0; + s->parse_context.last_index= 0; +} + +#ifdef CONFIG_ENCODERS +void ff_copy_bits(PutBitContext *pb, uint8_t *src, int length) +{ + int bytes= length>>4; + int bits= length&15; + int i; + + if(length==0) return; + + for(i=0; i>(16-bits)); +} + +static inline void copy_context_before_encode(MpegEncContext *d, MpegEncContext *s, int type){ + int i; + + memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster then a loop? + + /* mpeg1 */ + d->mb_skip_run= s->mb_skip_run; + for(i=0; i<3; i++) + d->last_dc[i]= s->last_dc[i]; + + /* statistics */ + d->mv_bits= s->mv_bits; + d->i_tex_bits= s->i_tex_bits; + d->p_tex_bits= s->p_tex_bits; + d->i_count= s->i_count; + d->f_count= s->f_count; + d->b_count= s->b_count; + d->skip_count= s->skip_count; + d->misc_bits= s->misc_bits; + d->last_bits= 0; + + d->mb_skiped= 0; + d->qscale= s->qscale; +} + +static inline void copy_context_after_encode(MpegEncContext *d, MpegEncContext *s, int type){ + int i; + + memcpy(d->mv, s->mv, 2*4*2*sizeof(int)); + memcpy(d->last_mv, s->last_mv, 2*2*2*sizeof(int)); //FIXME is memcpy faster then a loop? + + /* mpeg1 */ + d->mb_skip_run= s->mb_skip_run; + for(i=0; i<3; i++) + d->last_dc[i]= s->last_dc[i]; + + /* statistics */ + d->mv_bits= s->mv_bits; + d->i_tex_bits= s->i_tex_bits; + d->p_tex_bits= s->p_tex_bits; + d->i_count= s->i_count; + d->f_count= s->f_count; + d->b_count= s->b_count; + d->skip_count= s->skip_count; + d->misc_bits= s->misc_bits; + + d->mb_intra= s->mb_intra; + d->mb_skiped= s->mb_skiped; + d->mv_type= s->mv_type; + d->mv_dir= s->mv_dir; + d->pb= s->pb; + if(s->data_partitioning){ + d->pb2= s->pb2; + d->tex_pb= s->tex_pb; + } + d->block= s->block; + for(i=0; i<6; i++) + d->block_last_index[i]= s->block_last_index[i]; + d->interlaced_dct= s->interlaced_dct; + d->qscale= s->qscale; +} + +static inline void encode_mb_hq(MpegEncContext *s, MpegEncContext *backup, MpegEncContext *best, int type, + PutBitContext pb[2], PutBitContext pb2[2], PutBitContext tex_pb[2], + int *dmin, int *next_block, int motion_x, int motion_y) +{ + int score; + uint8_t *dest_backup[3]; + + copy_context_before_encode(s, backup, type); + + s->block= s->blocks[*next_block]; + s->pb= pb[*next_block]; + if(s->data_partitioning){ + s->pb2 = pb2 [*next_block]; + s->tex_pb= tex_pb[*next_block]; + } + + if(*next_block){ + memcpy(dest_backup, s->dest, sizeof(s->dest)); + s->dest[0] = s->me.scratchpad; + s->dest[1] = s->me.scratchpad + 16; + s->dest[2] = s->me.scratchpad + 16 + 8; + assert(2*s->uvlinesize == s->linesize); //should be no prob for encoding + assert(s->linesize >= 64); //FIXME + } + + encode_mb(s, motion_x, motion_y); + + score= get_bit_count(&s->pb); + if(s->data_partitioning){ + score+= get_bit_count(&s->pb2); + score+= get_bit_count(&s->tex_pb); + } + + if(s->avctx->mb_decision == FF_MB_DECISION_RD){ + MPV_decode_mb(s, s->block); + + score *= s->qscale * s->qscale * 109; + score += sse_mb(s) << 7; + } + + if(*next_block){ + memcpy(s->dest, dest_backup, sizeof(s->dest)); + } + + if(score<*dmin){ + *dmin= score; + *next_block^=1; + + copy_context_after_encode(best, s, type); + } +} + +static int sse(MpegEncContext *s, uint8_t *src1, uint8_t *src2, int w, int h, int stride){ + uint32_t *sq = squareTbl + 256; + int acc=0; + int x,y; + + if(w==16 && h==16) + return s->dsp.sse[0](NULL, src1, src2, stride); + else if(w==8 && h==8) + return s->dsp.sse[1](NULL, src1, src2, stride); + + for(y=0; y=0); + + return acc; +} + +static int sse_mb(MpegEncContext *s){ + int w= 16; + int h= 16; + + if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; + if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; + + if(w==16 && h==16) + return s->dsp.sse[0](NULL, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize) + +s->dsp.sse[1](NULL, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize) + +s->dsp.sse[1](NULL, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize); + else + return sse(s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], w, h, s->linesize) + +sse(s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], w>>1, h>>1, s->uvlinesize) + +sse(s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], w>>1, h>>1, s->uvlinesize); +} + +static void encode_picture(MpegEncContext *s, int picture_number) +{ + int mb_x, mb_y, pdif = 0; + int i; + int bits; + MpegEncContext best_s, backup_s; + uint8_t bit_buf[2][3000]; + uint8_t bit_buf2[2][3000]; + uint8_t bit_buf_tex[2][3000]; + PutBitContext pb[2], pb2[2], tex_pb[2]; + + for(i=0; i<2; i++){ + init_put_bits(&pb [i], bit_buf [i], 3000, NULL, NULL); + init_put_bits(&pb2 [i], bit_buf2 [i], 3000, NULL, NULL); + init_put_bits(&tex_pb[i], bit_buf_tex[i], 3000, NULL, NULL); + } + + s->picture_number = picture_number; + + /* Reset the average MB variance */ + s->current_picture.mb_var_sum = 0; + s->current_picture.mc_mb_var_sum = 0; + +#ifdef CONFIG_RISKY + /* we need to initialize some time vars before we can encode b-frames */ + // RAL: Condition added for MPEG1VIDEO + if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4)) + ff_set_mpeg4_time(s, s->picture_number); +#endif + + s->scene_change_score=0; + + s->qscale= (int)(s->frame_qscale + 0.5); //FIXME qscale / ... stuff for ME ratedistoration + + if(s->pict_type==I_TYPE){ + if(s->msmpeg4_version >= 3) s->no_rounding=1; + else s->no_rounding=0; + }else if(s->pict_type!=B_TYPE){ + if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4) + s->no_rounding ^= 1; + } + + /* Estimate motion for every MB */ + s->mb_intra=0; //for the rate distoration & bit compare functions + if(s->pict_type != I_TYPE){ + if(s->pict_type != B_TYPE){ + if((s->avctx->pre_me && s->last_non_b_pict_type==I_TYPE) || s->avctx->pre_me==2){ + s->me.pre_pass=1; + s->me.dia_size= s->avctx->pre_dia_size; + + for(mb_y=s->mb_height-1; mb_y >=0 ; mb_y--) { + for(mb_x=s->mb_width-1; mb_x >=0 ; mb_x--) { + s->mb_x = mb_x; + s->mb_y = mb_y; + ff_pre_estimate_p_frame_motion(s, mb_x, mb_y); + } + } + s->me.pre_pass=0; + } + } + + s->me.dia_size= s->avctx->dia_size; + for(mb_y=0; mb_y < s->mb_height; mb_y++) { + s->block_index[0]= s->block_wrap[0]*(mb_y*2 + 1) - 1; + s->block_index[1]= s->block_wrap[0]*(mb_y*2 + 1); + s->block_index[2]= s->block_wrap[0]*(mb_y*2 + 2) - 1; + s->block_index[3]= s->block_wrap[0]*(mb_y*2 + 2); + for(mb_x=0; mb_x < s->mb_width; mb_x++) { + s->mb_x = mb_x; + s->mb_y = mb_y; + s->block_index[0]+=2; + s->block_index[1]+=2; + s->block_index[2]+=2; + s->block_index[3]+=2; + + /* compute motion vector & mb_type and store in context */ + if(s->pict_type==B_TYPE) + ff_estimate_b_frame_motion(s, mb_x, mb_y); + else + ff_estimate_p_frame_motion(s, mb_x, mb_y); + } + } + }else /* if(s->pict_type == I_TYPE) */{ + /* I-Frame */ + //FIXME do we need to zero them? + memset(s->motion_val[0], 0, sizeof(int16_t)*(s->mb_width*2 + 2)*(s->mb_height*2 + 2)*2); + memset(s->p_mv_table , 0, sizeof(int16_t)*(s->mb_stride)*s->mb_height*2); + memset(s->mb_type , MB_TYPE_INTRA, sizeof(uint8_t)*s->mb_stride*s->mb_height); + + if(!s->fixed_qscale){ + /* finding spatial complexity for I-frame rate control */ + for(mb_y=0; mb_y < s->mb_height; mb_y++) { + for(mb_x=0; mb_x < s->mb_width; mb_x++) { + int xx = mb_x * 16; + int yy = mb_y * 16; + uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx; + int varc; + int sum = s->dsp.pix_sum(pix, s->linesize); + + varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8; + + s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc; + s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8; + s->current_picture.mb_var_sum += varc; + } + } + } + } + emms_c(); + + if(s->scene_change_score > s->avctx->scenechange_threshold && s->pict_type == P_TYPE){ + s->pict_type= I_TYPE; + memset(s->mb_type , MB_TYPE_INTRA, sizeof(uint8_t)*s->mb_stride*s->mb_height); +//printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum); + } + + if(!s->umvplus){ + if(s->pict_type==P_TYPE || s->pict_type==S_TYPE) { + s->f_code= ff_get_best_fcode(s, s->p_mv_table, MB_TYPE_INTER); + + ff_fix_long_p_mvs(s); + } + + if(s->pict_type==B_TYPE){ + int a, b; + + a = ff_get_best_fcode(s, s->b_forw_mv_table, MB_TYPE_FORWARD); + b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, MB_TYPE_BIDIR); + s->f_code = FFMAX(a, b); + + a = ff_get_best_fcode(s, s->b_back_mv_table, MB_TYPE_BACKWARD); + b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, MB_TYPE_BIDIR); + s->b_code = FFMAX(a, b); + + ff_fix_long_b_mvs(s, s->b_forw_mv_table, s->f_code, MB_TYPE_FORWARD); + ff_fix_long_b_mvs(s, s->b_back_mv_table, s->b_code, MB_TYPE_BACKWARD); + ff_fix_long_b_mvs(s, s->b_bidir_forw_mv_table, s->f_code, MB_TYPE_BIDIR); + ff_fix_long_b_mvs(s, s->b_bidir_back_mv_table, s->b_code, MB_TYPE_BIDIR); + } + } + + if (s->fixed_qscale) + s->frame_qscale = s->current_picture.quality; + else + s->frame_qscale = ff_rate_estimate_qscale(s); + + if(s->adaptive_quant){ +#ifdef CONFIG_RISKY + switch(s->codec_id){ + case CODEC_ID_MPEG4: + ff_clean_mpeg4_qscales(s); + break; + case CODEC_ID_H263: + case CODEC_ID_H263P: + case CODEC_ID_FLV1: + ff_clean_h263_qscales(s); + break; + } +#endif + + s->qscale= s->current_picture.qscale_table[0]; + }else + s->qscale= (int)(s->frame_qscale + 0.5); + + if (s->out_format == FMT_MJPEG) { + /* for mjpeg, we do include qscale in the matrix */ + s->intra_matrix[0] = ff_mpeg1_default_intra_matrix[0]; + for(i=1;i<64;i++){ + int j= s->dsp.idct_permutation[i]; + + s->intra_matrix[j] = CLAMP_TO_8BIT((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3); + } + convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16, + s->q_intra_matrix16_bias, s->intra_matrix, s->intra_quant_bias, 8, 8); + } + + //FIXME var duplication + s->current_picture.key_frame= s->pict_type == I_TYPE; + s->current_picture.pict_type= s->pict_type; + + if(s->current_picture.key_frame) + s->picture_in_gop_number=0; + + s->last_bits= get_bit_count(&s->pb); + switch(s->out_format) { + case FMT_MJPEG: + mjpeg_picture_header(s); + break; +#ifdef CONFIG_RISKY + case FMT_H263: + if (s->codec_id == CODEC_ID_WMV2) + ff_wmv2_encode_picture_header(s, picture_number); + else if (s->h263_msmpeg4) + msmpeg4_encode_picture_header(s, picture_number); + else if (s->h263_pred) + mpeg4_encode_picture_header(s, picture_number); + else if (s->h263_rv10) + rv10_encode_picture_header(s, picture_number); + else if (s->codec_id == CODEC_ID_FLV1) + ff_flv_encode_picture_header(s, picture_number); + else + h263_encode_picture_header(s, picture_number); + break; +#endif + case FMT_MPEG1: + mpeg1_encode_picture_header(s, picture_number); + break; + case FMT_H264: + break; + } + bits= get_bit_count(&s->pb); + s->header_bits= bits - s->last_bits; + s->last_bits= bits; + s->mv_bits=0; + s->misc_bits=0; + s->i_tex_bits=0; + s->p_tex_bits=0; + s->i_count=0; + s->f_count=0; + s->b_count=0; + s->skip_count=0; + + for(i=0; i<3; i++){ + /* init last dc values */ + /* note: quant matrix value (8) is implied here */ + s->last_dc[i] = 128; + + s->current_picture_ptr->error[i] = 0; + } + s->mb_skip_run = 0; + s->last_mv[0][0][0] = 0; + s->last_mv[0][0][1] = 0; + s->last_mv[1][0][0] = 0; + s->last_mv[1][0][1] = 0; + + s->last_mv_dir = 0; + +#ifdef CONFIG_RISKY + switch(s->codec_id){ + case CODEC_ID_H263: + case CODEC_ID_H263P: + case CODEC_ID_FLV1: + s->gob_index = ff_h263_get_gob_height(s); + break; + case CODEC_ID_MPEG4: + if(s->partitioned_frame) + ff_mpeg4_init_partitions(s); + break; + } +#endif + + s->resync_mb_x=0; + s->resync_mb_y=0; + s->first_slice_line = 1; + s->ptr_lastgob = s->pb.buf; + for(mb_y=0; mb_y < s->mb_height; mb_y++) { + s->mb_x=0; + s->mb_y= mb_y; + + s->y_dc_scale= s->y_dc_scale_table[ s->qscale ]; + s->c_dc_scale= s->c_dc_scale_table[ s->qscale ]; + ff_init_block_index(s); + + for(mb_x=0; mb_x < s->mb_width; mb_x++) { + const int xy= mb_y*s->mb_stride + mb_x; + int mb_type= s->mb_type[xy]; +// int d; + int dmin= INT_MAX; + + s->mb_x = mb_x; + ff_update_block_index(s); + + /* write gob / video packet header */ +#ifdef CONFIG_RISKY + if(s->rtp_mode && mb_y + mb_x>0){ + int current_packet_size, is_gob_start; + + current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob; + is_gob_start=0; + + if(s->codec_id==CODEC_ID_MPEG4){ + if(current_packet_size >= s->rtp_payload_size){ + + if(s->partitioned_frame){ + ff_mpeg4_merge_partitions(s); + ff_mpeg4_init_partitions(s); + } + ff_mpeg4_encode_video_packet_header(s); + + if(s->flags&CODEC_FLAG_PASS1){ + int bits= get_bit_count(&s->pb); + s->misc_bits+= bits - s->last_bits; + s->last_bits= bits; + } + ff_mpeg4_clean_buffers(s); + is_gob_start=1; + } + }else if(s->codec_id==CODEC_ID_MPEG1VIDEO){ + if( current_packet_size >= s->rtp_payload_size + && s->mb_skip_run==0){ + ff_mpeg1_encode_slice_header(s); + ff_mpeg1_clean_buffers(s); + is_gob_start=1; + } + }else if(s->codec_id==CODEC_ID_MPEG2VIDEO){ + if( ( current_packet_size >= s->rtp_payload_size || mb_x==0) + && s->mb_skip_run==0){ + ff_mpeg1_encode_slice_header(s); + ff_mpeg1_clean_buffers(s); + is_gob_start=1; + } + }else{ + if(current_packet_size >= s->rtp_payload_size + && s->mb_x==0 && s->mb_y%s->gob_index==0){ + + h263_encode_gob_header(s, mb_y); + is_gob_start=1; + } + } + + if(is_gob_start){ + s->ptr_lastgob = pbBufPtr(&s->pb); + s->first_slice_line=1; + s->resync_mb_x=mb_x; + s->resync_mb_y=mb_y; + } + } +#endif + + if( (s->resync_mb_x == s->mb_x) + && s->resync_mb_y+1 == s->mb_y){ + s->first_slice_line=0; + } + + s->mb_skiped=0; + + if(mb_type & (mb_type-1)){ // more than 1 MB type possible + int next_block=0; + int pb_bits_count, pb2_bits_count, tex_pb_bits_count; + + copy_context_before_encode(&backup_s, s, -1); + backup_s.pb= s->pb; + best_s.data_partitioning= s->data_partitioning; + best_s.partitioned_frame= s->partitioned_frame; + if(s->data_partitioning){ + backup_s.pb2= s->pb2; + backup_s.tex_pb= s->tex_pb; + } + + if(mb_type&MB_TYPE_INTER){ + s->mv_dir = MV_DIR_FORWARD; + s->mv_type = MV_TYPE_16X16; + s->mb_intra= 0; + s->mv[0][0][0] = s->p_mv_table[xy][0]; + s->mv[0][0][1] = s->p_mv_table[xy][1]; + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER, pb, pb2, tex_pb, + &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); + } + if(mb_type&MB_TYPE_INTER4V){ + s->mv_dir = MV_DIR_FORWARD; + s->mv_type = MV_TYPE_8X8; + s->mb_intra= 0; + for(i=0; i<4; i++){ + s->mv[0][i][0] = s->motion_val[s->block_index[i]][0]; + s->mv[0][i][1] = s->motion_val[s->block_index[i]][1]; + } + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER4V, pb, pb2, tex_pb, + &dmin, &next_block, 0, 0); + } + if(mb_type&MB_TYPE_FORWARD){ + s->mv_dir = MV_DIR_FORWARD; + s->mv_type = MV_TYPE_16X16; + s->mb_intra= 0; + s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; + s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_FORWARD, pb, pb2, tex_pb, + &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]); + } + if(mb_type&MB_TYPE_BACKWARD){ + s->mv_dir = MV_DIR_BACKWARD; + s->mv_type = MV_TYPE_16X16; + s->mb_intra= 0; + s->mv[1][0][0] = s->b_back_mv_table[xy][0]; + s->mv[1][0][1] = s->b_back_mv_table[xy][1]; + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BACKWARD, pb, pb2, tex_pb, + &dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]); + } + if(mb_type&MB_TYPE_BIDIR){ + s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; + s->mv_type = MV_TYPE_16X16; + s->mb_intra= 0; + s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; + s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; + s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; + s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BIDIR, pb, pb2, tex_pb, + &dmin, &next_block, 0, 0); + } + if(mb_type&MB_TYPE_DIRECT){ + int mx= s->b_direct_mv_table[xy][0]; + int my= s->b_direct_mv_table[xy][1]; + + s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; + s->mb_intra= 0; +#ifdef CONFIG_RISKY + ff_mpeg4_set_direct_mv(s, mx, my); +#endif + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_DIRECT, pb, pb2, tex_pb, + &dmin, &next_block, mx, my); + } + if(mb_type&MB_TYPE_INTRA){ + s->mv_dir = 0; + s->mv_type = MV_TYPE_16X16; + s->mb_intra= 1; + s->mv[0][0][0] = 0; + s->mv[0][0][1] = 0; + encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTRA, pb, pb2, tex_pb, + &dmin, &next_block, 0, 0); + if(s->h263_pred || s->h263_aic){ + if(best_s.mb_intra) + s->mbintra_table[mb_x + mb_y*s->mb_stride]=1; + else + ff_clean_intra_table_entries(s); //old mode? + } + } + copy_context_after_encode(s, &best_s, -1); + + pb_bits_count= get_bit_count(&s->pb); + flush_put_bits(&s->pb); + ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count); + s->pb= backup_s.pb; + + if(s->data_partitioning){ + pb2_bits_count= get_bit_count(&s->pb2); + flush_put_bits(&s->pb2); + ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count); + s->pb2= backup_s.pb2; + + tex_pb_bits_count= get_bit_count(&s->tex_pb); + flush_put_bits(&s->tex_pb); + ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count); + s->tex_pb= backup_s.tex_pb; + } + s->last_bits= get_bit_count(&s->pb); + +#ifdef CONFIG_RISKY + if (s->out_format == FMT_H263 && s->pict_type!=B_TYPE) + ff_h263_update_motion_val(s); +#endif + + if(next_block==0){ + s->dsp.put_pixels_tab[0][0](s->dest[0], s->me.scratchpad , s->linesize ,16); + s->dsp.put_pixels_tab[1][0](s->dest[1], s->me.scratchpad + 16, s->uvlinesize, 8); + s->dsp.put_pixels_tab[1][0](s->dest[2], s->me.scratchpad + 24, s->uvlinesize, 8); + } + + if(s->avctx->mb_decision == FF_MB_DECISION_BITS) + MPV_decode_mb(s, s->block); + } else { + int motion_x, motion_y; + int intra_score; + int inter_score= s->current_picture.mb_cmp_score[mb_x + mb_y*s->mb_stride]; + + if(s->avctx->mb_decision==FF_MB_DECISION_SIMPLE && s->pict_type==P_TYPE){ //FIXME check if the mess is usefull at all + /* get luma score */ + if((s->avctx->mb_cmp&0xFF)==FF_CMP_SSE){ + intra_score= (s->current_picture.mb_var[mb_x + mb_y*s->mb_stride]<<8) - 500; //FIXME dont scale it down so we dont have to fix it + }else{ + uint8_t *dest_y; + + int mean= s->current_picture.mb_mean[mb_x + mb_y*s->mb_stride]; //FIXME + mean*= 0x01010101; + + dest_y = s->new_picture.data[0] + (mb_y * 16 * s->linesize ) + mb_x * 16; + + for(i=0; i<16; i++){ + *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 0]) = mean; + *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 4]) = mean; + *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 8]) = mean; + *(uint32_t*)(&s->me.scratchpad[i*s->linesize+12]) = mean; + } + + s->mb_intra=1; + intra_score= s->dsp.mb_cmp[0](s, s->me.scratchpad, dest_y, s->linesize); + +/* printf("intra:%7d inter:%7d var:%7d mc_var.%7d\n", intra_score>>8, inter_score>>8, + s->current_picture.mb_var[mb_x + mb_y*s->mb_stride], + s->current_picture.mc_mb_var[mb_x + mb_y*s->mb_stride]);*/ + } + + /* get chroma score */ + if(s->avctx->mb_cmp&FF_CMP_CHROMA){ + int i; + + s->mb_intra=1; + for(i=1; i<3; i++){ + uint8_t *dest_c; + int mean; + + if(s->out_format == FMT_H263){ + mean= (s->dc_val[i][mb_x + (mb_y+1)*(s->mb_width+2)] + 4)>>3; //FIXME not exact but simple ;) + }else{ + mean= (s->last_dc[i] + 4)>>3; + } + dest_c = s->new_picture.data[i] + (mb_y * 8 * (s->uvlinesize)) + mb_x * 8; + + mean*= 0x01010101; + for(i=0; i<8; i++){ + *(uint32_t*)(&s->me.scratchpad[i*s->uvlinesize+ 0]) = mean; + *(uint32_t*)(&s->me.scratchpad[i*s->uvlinesize+ 4]) = mean; + } + + intra_score+= s->dsp.mb_cmp[1](s, s->me.scratchpad, dest_c, s->uvlinesize); + } + } + + /* bias */ + switch(s->avctx->mb_cmp&0xFF){ + default: + case FF_CMP_SAD: + intra_score+= 32*s->qscale; + break; + case FF_CMP_SSE: + intra_score+= 24*s->qscale*s->qscale; + break; + case FF_CMP_SATD: + intra_score+= 96*s->qscale; + break; + case FF_CMP_DCT: + intra_score+= 48*s->qscale; + break; + case FF_CMP_BIT: + intra_score+= 16; + break; + case FF_CMP_PSNR: + case FF_CMP_RD: + intra_score+= (s->qscale*s->qscale*109*8 + 64)>>7; + break; + } + + if(intra_score < inter_score) + mb_type= MB_TYPE_INTRA; + } + + s->mv_type=MV_TYPE_16X16; + // only one MB-Type possible + + switch(mb_type){ + case MB_TYPE_INTRA: + s->mv_dir = 0; + s->mb_intra= 1; + motion_x= s->mv[0][0][0] = 0; + motion_y= s->mv[0][0][1] = 0; + break; + case MB_TYPE_INTER: + s->mv_dir = MV_DIR_FORWARD; + s->mb_intra= 0; + motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0]; + motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1]; + break; + case MB_TYPE_INTER4V: + s->mv_dir = MV_DIR_FORWARD; + s->mv_type = MV_TYPE_8X8; + s->mb_intra= 0; + for(i=0; i<4; i++){ + s->mv[0][i][0] = s->motion_val[s->block_index[i]][0]; + s->mv[0][i][1] = s->motion_val[s->block_index[i]][1]; + } + motion_x= motion_y= 0; + break; + case MB_TYPE_DIRECT: + s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; + s->mb_intra= 0; + motion_x=s->b_direct_mv_table[xy][0]; + motion_y=s->b_direct_mv_table[xy][1]; +#ifdef CONFIG_RISKY + ff_mpeg4_set_direct_mv(s, motion_x, motion_y); +#endif + break; + case MB_TYPE_BIDIR: + s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD; + s->mb_intra= 0; + motion_x=0; + motion_y=0; + s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0]; + s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1]; + s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0]; + s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1]; + break; + case MB_TYPE_BACKWARD: + s->mv_dir = MV_DIR_BACKWARD; + s->mb_intra= 0; + motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0]; + motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1]; + break; + case MB_TYPE_FORWARD: + s->mv_dir = MV_DIR_FORWARD; + s->mb_intra= 0; + motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0]; + motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1]; +// printf(" %d %d ", motion_x, motion_y); + break; + default: + motion_x=motion_y=0; //gcc warning fix + printf("illegal MB type\n"); + } + + encode_mb(s, motion_x, motion_y); + + // RAL: Update last macrobloc type + s->last_mv_dir = s->mv_dir; + +#ifdef CONFIG_RISKY + if (s->out_format == FMT_H263 && s->pict_type!=B_TYPE) + ff_h263_update_motion_val(s); +#endif + + MPV_decode_mb(s, s->block); + } + + /* clean the MV table in IPS frames for direct mode in B frames */ + if(s->mb_intra /* && I,P,S_TYPE */){ + s->p_mv_table[xy][0]=0; + s->p_mv_table[xy][1]=0; + } + + if(s->flags&CODEC_FLAG_PSNR){ + int w= 16; + int h= 16; + + if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16; + if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16; + + s->current_picture_ptr->error[0] += sse( + s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, + s->dest[0], w, h, s->linesize); + s->current_picture_ptr->error[1] += sse( + s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8, + s->dest[1], w>>1, h>>1, s->uvlinesize); + s->current_picture_ptr->error[2] += sse( + s, s->new_picture .data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8, + s->dest[2], w>>1, h>>1, s->uvlinesize); + } +//printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_stride, get_bit_count(&s->pb)); + } + } + emms_c(); + +#ifdef CONFIG_RISKY + if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame) + ff_mpeg4_merge_partitions(s); + + if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == I_TYPE) + msmpeg4_encode_ext_header(s); + + if(s->codec_id==CODEC_ID_MPEG4) + ff_mpeg4_stuffing(&s->pb); +#endif + + //if (s->gob_number) + // fprintf(stderr,"\nNumber of GOB: %d", s->gob_number); + + /* Send the last GOB if RTP */ + if (s->rtp_mode) { + flush_put_bits(&s->pb); + pdif = pbBufPtr(&s->pb) - s->ptr_lastgob; + /* Call the RTP callback to send the last GOB */ + if (s->rtp_callback) + s->rtp_callback(s->ptr_lastgob, pdif, s->gob_number); + s->ptr_lastgob = pbBufPtr(&s->pb); + //fprintf(stderr,"\nGOB: %2d size: %d (last)", s->gob_number, pdif); + } +} + +static int dct_quantize_trellis_c(MpegEncContext *s, + DCTELEM *block, int n, + int qscale, int *overflow){ + const int *qmat; + const uint8_t *scantable= s->intra_scantable.scantable; + int max=0; + unsigned int threshold1, threshold2; + int bias=0; + int run_tab[65]; + int level_tab[65]; + int score_tab[65]; + int last_run=0; + int last_level=0; + int last_score= 0; + int last_i= 0; + int coeff[3][64]; + int coeff_count[64]; + int lambda, qmul, qadd, start_i, last_non_zero, i, dc; + const int esc_length= s->ac_esc_length; + uint8_t * length; + uint8_t * last_length; + int score_limit=0; + int left_limit= 0; + + s->dsp.fdct (block); + + qmul= qscale*16; + qadd= ((qscale-1)|1)*8; + + if (s->mb_intra) { + int q; + if (!s->h263_aic) { + if (n < 4) + q = s->y_dc_scale; + else + q = s->c_dc_scale; + q = q << 3; + } else{ + /* For AIC we skip quant/dequant of INTRADC */ + q = 1 << 3; + qadd=0; + } + + /* note: block[0] is assumed to be positive */ + block[0] = (block[0] + (q >> 1)) / q; + start_i = 1; + last_non_zero = 0; + qmat = s->q_intra_matrix[qscale]; + if(s->mpeg_quant || s->out_format == FMT_MPEG1) + bias= 1<<(QMAT_SHIFT-1); + length = s->intra_ac_vlc_length; + last_length= s->intra_ac_vlc_last_length; + } else { + start_i = 0; + last_non_zero = -1; + qmat = s->q_inter_matrix[qscale]; + length = s->inter_ac_vlc_length; + last_length= s->inter_ac_vlc_last_length; + } + + threshold1= (1<= (1<<(QMAT_SHIFT - 3)) +// || bias-level >= (1<<(QMAT_SHIFT - 3))){ + if(((unsigned)(level+threshold1))>threshold2){ + if(level>0){ + level= (bias + level)>>QMAT_SHIFT; + coeff[0][k]= level; + coeff[1][k]= level-1; +// coeff[2][k]= level-2; + }else{ + level= (bias - level)>>QMAT_SHIFT; + coeff[0][k]= -level; + coeff[1][k]= -level+1; +// coeff[2][k]= -level+2; + } + coeff_count[k]= FFMIN(level, 2); + max |=level; + last_non_zero = i; + }else{ + coeff[0][k]= (level>>31)|1; + coeff_count[k]= 1; + } + } + + *overflow= s->max_qcoeff < max; //overflow might have happend + + if(last_non_zero < start_i){ + memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM)); + return last_non_zero; + } + + lambda= (qscale*qscale*64*105 + 64)>>7; //FIXME finetune + + score_tab[0]= 0; + for(i=0; i<=last_non_zero - start_i; i++){ + int level_index, run, j; + const int dct_coeff= block[ scantable[i + start_i] ]; + const int zero_distoration= dct_coeff*dct_coeff; + int best_score=256*256*256*120; + + last_score += zero_distoration; + for(level_index=0; level_index < coeff_count[i]; level_index++){ + int distoration; + int level= coeff[level_index][i]; + int unquant_coeff; + + assert(level); + + if(s->out_format == FMT_H263){ + if(level>0){ + unquant_coeff= level*qmul + qadd; + }else{ + unquant_coeff= level*qmul - qadd; + } + }else{ //MPEG1 + j= s->dsp.idct_permutation[ scantable[i + start_i] ]; //FIXME optimize + if(s->mb_intra){ + if (level < 0) { + unquant_coeff = (int)((-level) * qscale * s->intra_matrix[j]) >> 3; + unquant_coeff = -((unquant_coeff - 1) | 1); + } else { + unquant_coeff = (int)( level * qscale * s->intra_matrix[j]) >> 3; + unquant_coeff = (unquant_coeff - 1) | 1; + } + }else{ + if (level < 0) { + unquant_coeff = ((((-level) << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4; + unquant_coeff = -((unquant_coeff - 1) | 1); + } else { + unquant_coeff = ((( level << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4; + unquant_coeff = (unquant_coeff - 1) | 1; + } + } + unquant_coeff<<= 3; + } + + distoration= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff); + level+=64; + if((level&(~127)) == 0){ + for(run=0; run<=i - left_limit; run++){ + int score= distoration + length[UNI_AC_ENC_INDEX(run, level)]*lambda; + score += score_tab[i-run]; + + if(score < best_score){ + best_score= + score_tab[i+1]= score; + run_tab[i+1]= run; + level_tab[i+1]= level-64; + } + } + + if(s->out_format == FMT_H263){ + for(run=0; run<=i - left_limit; run++){ + int score= distoration + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda; + score += score_tab[i-run]; + if(score < last_score){ + last_score= score; + last_run= run; + last_level= level-64; + last_i= i+1; + } + } + } + }else{ + distoration += esc_length*lambda; + for(run=0; run<=i - left_limit; run++){ + int score= distoration + score_tab[i-run]; + + if(score < best_score){ + best_score= + score_tab[i+1]= score; + run_tab[i+1]= run; + level_tab[i+1]= level-64; + } + } + + if(s->out_format == FMT_H263){ + for(run=0; run<=i - left_limit; run++){ + int score= distoration + score_tab[i-run]; + if(score < last_score){ + last_score= score; + last_run= run; + last_level= level-64; + last_i= i+1; + } + } + } + } + } + + for(j=left_limit; j<=i; j++){ + score_tab[j] += zero_distoration; + } + score_limit+= zero_distoration; + if(score_tab[i+1] < score_limit) + score_limit= score_tab[i+1]; + + //Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level + while(score_tab[ left_limit ] > score_limit + lambda) left_limit++; + } + + //FIXME add some cbp penalty + + if(s->out_format != FMT_H263){ + last_score= 256*256*256*120; + for(i= left_limit; i<=last_non_zero - start_i + 1; i++){ + int score= score_tab[i]; + if(i) score += lambda*2; //FIXME exacter? + + if(score < last_score){ + last_score= score; + last_i= i; + last_level= level_tab[i]; + last_run= run_tab[i]; + } + } + } + + dc= block[0]; + last_non_zero= last_i - 1 + start_i; + memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM)); + + if(last_non_zero < start_i) + return last_non_zero; + + if(last_non_zero == 0 && start_i == 0){ + int best_level= 0; + int best_score= dc * dc; + + for(i=0; iout_format == FMT_H263){ + if(level>0){ + unquant_coeff= (level*qmul + qadd)>>3; + }else{ + unquant_coeff= (level*qmul - qadd)>>3; + } + }else{ //MPEG1 + if (level < 0) { + unquant_coeff = ((((-level) << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4; + unquant_coeff = -((unquant_coeff - 1) | 1); + } else { + unquant_coeff = ((( level << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4; + unquant_coeff = (unquant_coeff - 1) | 1; + } + } + unquant_coeff = (unquant_coeff + 4) >> 3; + unquant_coeff<<= 3 + 3; + + distoration= (unquant_coeff - dc) * (unquant_coeff - dc); + score= distoration + last_length[UNI_AC_ENC_INDEX(0, level+64)]*lambda; + if(score < best_score){ + best_score= score; + best_level= level; + } + } + block[0]= best_level; + if(best_level == 0) + last_non_zero=-1; + return last_non_zero; + } + + i= last_i; + assert(last_level); +//FIXME use permutated scantable + block[ s->dsp.idct_permutation[ scantable[last_non_zero] ] ]= last_level; + i -= last_run + 1; + + for(;i>0 ; i -= run_tab[i] + 1){ + const int j= s->dsp.idct_permutation[ scantable[i - 1 + start_i] ]; + + block[j]= level_tab[i]; + assert(block[j]); + } + + return last_non_zero; +} + +static int dct_quantize_c(MpegEncContext *s, + DCTELEM *block, int n, + int qscale, int *overflow) +{ + int i, j, level, last_non_zero, q; + const int *qmat; + const uint8_t *scantable= s->intra_scantable.scantable; + int bias; + int max=0; + unsigned int threshold1, threshold2; + + s->dsp.fdct (block); + + if (s->mb_intra) { + if (!s->h263_aic) { + if (n < 4) + q = s->y_dc_scale; + else + q = s->c_dc_scale; + q = q << 3; + } else + /* For AIC we skip quant/dequant of INTRADC */ + q = 1 << 3; + + /* note: block[0] is assumed to be positive */ + block[0] = (block[0] + (q >> 1)) / q; + i = 1; + last_non_zero = 0; + qmat = s->q_intra_matrix[qscale]; + bias= s->intra_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT); + } else { + i = 0; + last_non_zero = -1; + qmat = s->q_inter_matrix[qscale]; + bias= s->inter_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT); + } + threshold1= (1<= (1<= (1<threshold2){ + if(level>0){ + level= (bias + level)>>QMAT_SHIFT; + block[j]= level; + }else{ + level= (bias - level)>>QMAT_SHIFT; + block[j]= -level; + } + max |=level; + last_non_zero = i; + }else{ + block[j]=0; + } + } + *overflow= s->max_qcoeff < max; //overflow might have happend + + /* we need this permutation so that we correct the IDCT, we only permute the !=0 elements */ + if (s->dsp.idct_permutation_type != FF_NO_IDCT_PERM) + ff_block_permute(block, s->dsp.idct_permutation, scantable, last_non_zero); + + return last_non_zero; +} + +#endif //CONFIG_ENCODERS + +static void dct_unquantize_mpeg1_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale) +{ + int i, level, nCoeffs; + const uint16_t *quant_matrix; + + nCoeffs= s->block_last_index[n]; + + if (s->mb_intra) { + if (n < 4) + block[0] = block[0] * s->y_dc_scale; + else + block[0] = block[0] * s->c_dc_scale; + /* XXX: only mpeg1 */ + quant_matrix = s->intra_matrix; + for(i=1;i<=nCoeffs;i++) { + int j= s->intra_scantable.permutated[i]; + level = block[j]; + if (level) { + if (level < 0) { + level = -level; + level = (int)(level * qscale * quant_matrix[j]) >> 3; + level = (level - 1) | 1; + level = -level; + } else { + level = (int)(level * qscale * quant_matrix[j]) >> 3; + level = (level - 1) | 1; + } +#ifdef PARANOID + if (level < -2048 || level > 2047) + fprintf(stderr, "unquant error %d %d\n", i, level); +#endif + block[j] = level; + } + } + } else { + i = 0; + quant_matrix = s->inter_matrix; + for(;i<=nCoeffs;i++) { + int j= s->intra_scantable.permutated[i]; + level = block[j]; + if (level) { + if (level < 0) { + level = -level; + level = (((level << 1) + 1) * qscale * + ((int) (quant_matrix[j]))) >> 4; + level = (level - 1) | 1; + level = -level; + } else { + level = (((level << 1) + 1) * qscale * + ((int) (quant_matrix[j]))) >> 4; + level = (level - 1) | 1; + } +#ifdef PARANOID + if (level < -2048 || level > 2047) + fprintf(stderr, "unquant error %d %d\n", i, level); +#endif + block[j] = level; + } + } + } +} + +static void dct_unquantize_mpeg2_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale) +{ + int i, level, nCoeffs; + const uint16_t *quant_matrix; + + if(s->alternate_scan) nCoeffs= 63; + else nCoeffs= s->block_last_index[n]; + + if (s->mb_intra) { + if (n < 4) + block[0] = block[0] * s->y_dc_scale; + else + block[0] = block[0] * s->c_dc_scale; + quant_matrix = s->intra_matrix; + for(i=1;i<=nCoeffs;i++) { + int j= s->intra_scantable.permutated[i]; + level = block[j]; + if (level) { + if (level < 0) { + level = -level; + level = (int)(level * qscale * quant_matrix[j]) >> 3; + level = -level; + } else { + level = (int)(level * qscale * quant_matrix[j]) >> 3; + } +#ifdef PARANOID + if (level < -2048 || level > 2047) + fprintf(stderr, "unquant error %d %d\n", i, level); +#endif + block[j] = level; + } + } + } else { + int sum=-1; + i = 0; + quant_matrix = s->inter_matrix; + for(;i<=nCoeffs;i++) { + int j= s->intra_scantable.permutated[i]; + level = block[j]; + if (level) { + if (level < 0) { + level = -level; + level = (((level << 1) + 1) * qscale * + ((int) (quant_matrix[j]))) >> 4; + level = -level; + } else { + level = (((level << 1) + 1) * qscale * + ((int) (quant_matrix[j]))) >> 4; + } +#ifdef PARANOID + if (level < -2048 || level > 2047) + fprintf(stderr, "unquant error %d %d\n", i, level); +#endif + block[j] = level; + sum+=level; + } + } + block[63]^=sum&1; + } +} + + +static void dct_unquantize_h263_c(MpegEncContext *s, + DCTELEM *block, int n, int qscale) +{ + int i, level, qmul, qadd; + int nCoeffs; + + assert(s->block_last_index[n]>=0); + + qadd = (qscale - 1) | 1; + qmul = qscale << 1; + + if (s->mb_intra) { + if (!s->h263_aic) { + if (n < 4) + block[0] = block[0] * s->y_dc_scale; + else + block[0] = block[0] * s->c_dc_scale; + }else + qadd = 0; + i = 1; + nCoeffs= 63; //does not allways use zigzag table + } else { + i = 0; + nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ]; + } + + for(;i<=nCoeffs;i++) { + level = block[i]; + if (level) { + if (level < 0) { + level = level * qmul - qadd; + } else { + level = level * qmul + qadd; + } +#ifdef PARANOID + if (level < -2048 || level > 2047) + fprintf(stderr, "unquant error %d %d\n", i, level); +#endif + block[i] = level; + } + } +} + + +static const AVOption mpeg4_options[] = +{ + AVOPTION_CODEC_INT("bitrate", "desired video bitrate", bit_rate, 4, 240000000, 800000), + AVOPTION_CODEC_INT("ratetol", "number of bits the bitstream is allowed to diverge from the reference" + "the reference can be CBR (for CBR pass1) or VBR (for pass2)", + bit_rate_tolerance, 4, 240000000, 8000), + AVOPTION_CODEC_INT("qmin", "minimum quantizer", qmin, 1, 31, 2), + AVOPTION_CODEC_INT("qmax", "maximum quantizer", qmax, 1, 31, 31), + AVOPTION_CODEC_STRING("rc_eq", "rate control equation", + rc_eq, "tex^qComp,option1,options2", 0), + AVOPTION_CODEC_INT("rc_minrate", "rate control minimum bitrate", + rc_min_rate, 4, 24000000, 0), + AVOPTION_CODEC_INT("rc_maxrate", "rate control maximum bitrate", + rc_max_rate, 4, 24000000, 0), + AVOPTION_CODEC_DOUBLE("rc_buf_aggresivity", "rate control buffer aggresivity", + rc_buffer_aggressivity, 4, 24000000, 0), + AVOPTION_CODEC_DOUBLE("rc_initial_cplx", "initial complexity for pass1 ratecontrol", + rc_initial_cplx, 0., 9999999., 0), + AVOPTION_CODEC_DOUBLE("i_quant_factor", "qscale factor between p and i frames", + i_quant_factor, 0., 0., 0), + AVOPTION_CODEC_DOUBLE("i_quant_offset", "qscale offset between p and i frames", + i_quant_factor, -999999., 999999., 0), + AVOPTION_CODEC_INT("dct_algo", "dct alghorithm", + dct_algo, 0, 5, 0), // fixme - "Auto,FastInt,Int,MMX,MLib,Altivec" + AVOPTION_CODEC_DOUBLE("lumi_masking", "luminance masking", + lumi_masking, 0., 999999., 0), + AVOPTION_CODEC_DOUBLE("temporal_cplx_masking", "temporary complexity masking", + temporal_cplx_masking, 0., 999999., 0), + AVOPTION_CODEC_DOUBLE("spatial_cplx_masking", "spatial complexity masking", + spatial_cplx_masking, 0., 999999., 0), + AVOPTION_CODEC_DOUBLE("p_masking", "p block masking", + p_masking, 0., 999999., 0), + AVOPTION_CODEC_DOUBLE("dark_masking", "darkness masking", + dark_masking, 0., 999999., 0), + AVOPTION_CODEC_INT("idct_algo", "idct alghorithm", + idct_algo, 0, 8, 0), // fixme - "Auto,Int,Simple,SimpleMMX,LibMPEG2MMX,PS2,MLib,ARM,Altivec" + + AVOPTION_CODEC_INT("mb_qmin", "minimum MB quantizer", + mb_qmin, 0, 8, 0), + AVOPTION_CODEC_INT("mb_qmax", "maximum MB quantizer", + mb_qmin, 0, 8, 0), + + AVOPTION_CODEC_INT("me_cmp", "ME compare function", + me_cmp, 0, 24000000, 0), + AVOPTION_CODEC_INT("me_sub_cmp", "subpixel ME compare function", + me_sub_cmp, 0, 24000000, 0), + + + AVOPTION_CODEC_INT("dia_size", "ME diamond size & shape", + dia_size, 0, 24000000, 0), + AVOPTION_CODEC_INT("last_predictor_count", "amount of previous MV predictors", + last_predictor_count, 0, 24000000, 0), + + AVOPTION_CODEC_INT("pre_me", "pre pass for ME", + pre_me, 0, 24000000, 0), + AVOPTION_CODEC_INT("me_pre_cmp", "ME pre pass compare function", + me_pre_cmp, 0, 24000000, 0), + + AVOPTION_CODEC_INT("me_range", "maximum ME search range", + me_range, 0, 24000000, 0), + AVOPTION_CODEC_INT("pre_dia_size", "ME pre pass diamod size & shape", + pre_dia_size, 0, 24000000, 0), + AVOPTION_CODEC_INT("me_subpel_quality", "subpel ME quality", + me_subpel_quality, 0, 24000000, 0), + AVOPTION_CODEC_INT("me_range", "maximum ME search range", + me_range, 0, 24000000, 0), + AVOPTION_CODEC_FLAG("psnr", "calculate PSNR of compressed frames", + flags, CODEC_FLAG_PSNR, 0), + AVOPTION_CODEC_RCOVERRIDE("rc_override", "ratecontrol override (=startframe,endframe,qscale,quality_factor)", + rc_override), + AVOPTION_SUB(avoptions_common), + AVOPTION_END() +}; + +#ifdef CONFIG_ENCODERS + +AVCodec mpeg1video_encoder = { + "mpeg1video", + CODEC_TYPE_VIDEO, + CODEC_ID_MPEG1VIDEO, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +#ifdef CONFIG_RISKY + +AVCodec mpeg2video_encoder = { + "mpeg2video", + CODEC_TYPE_VIDEO, + CODEC_ID_MPEG2VIDEO, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +AVCodec h263_encoder = { + "h263", + CODEC_TYPE_VIDEO, + CODEC_ID_H263, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +AVCodec h263p_encoder = { + "h263p", + CODEC_TYPE_VIDEO, + CODEC_ID_H263P, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +AVCodec flv_encoder = { + "flv", + CODEC_TYPE_VIDEO, + CODEC_ID_FLV1, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +AVCodec rv10_encoder = { + "rv10", + CODEC_TYPE_VIDEO, + CODEC_ID_RV10, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +AVCodec mpeg4_encoder = { + "mpeg4", + CODEC_TYPE_VIDEO, + CODEC_ID_MPEG4, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .options = mpeg4_options, +}; + +AVCodec msmpeg4v1_encoder = { + "msmpeg4v1", + CODEC_TYPE_VIDEO, + CODEC_ID_MSMPEG4V1, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .options = mpeg4_options, +}; + +AVCodec msmpeg4v2_encoder = { + "msmpeg4v2", + CODEC_TYPE_VIDEO, + CODEC_ID_MSMPEG4V2, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .options = mpeg4_options, +}; + +AVCodec msmpeg4v3_encoder = { + "msmpeg4", + CODEC_TYPE_VIDEO, + CODEC_ID_MSMPEG4V3, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .options = mpeg4_options, +}; + +AVCodec wmv1_encoder = { + "wmv1", + CODEC_TYPE_VIDEO, + CODEC_ID_WMV1, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, + .options = mpeg4_options, +}; + +#endif + +AVCodec mjpeg_encoder = { + "mjpeg", + CODEC_TYPE_VIDEO, + CODEC_ID_MJPEG, + sizeof(MpegEncContext), + MPV_encode_init, + MPV_encode_picture, + MPV_encode_end, +}; + +#endif //CONFIG_ENCODERS +