X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=synfig-core%2Ftags%2Fsynfig_0_61_05%2Fsynfig-core%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fi386%2Ffdct_mmx.c;fp=synfig-core%2Ftags%2Fsynfig_0_61_05%2Fsynfig-core%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fi386%2Ffdct_mmx.c;h=0000000000000000000000000000000000000000;hb=6fa8f2f38d4b0b35f8539bf94e27ae27015c7689;hp=8d3552d2ac5b5233a1ce7bbee114b2ff11b10259;hpb=47fce282611fbba1044921d22ca887f9b53ad91a;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/i386/fdct_mmx.c b/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/i386/fdct_mmx.c deleted file mode 100644 index 8d3552d..0000000 --- a/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/i386/fdct_mmx.c +++ /dev/null @@ -1,291 +0,0 @@ -/* - * MMX optimized forward DCT - * The gcc porting is Copyright (c) 2001 Fabrice Bellard. - * - * from fdctam32.c - AP922 MMX(3D-Now) forward-DCT - * - * Intel Application Note AP-922 - fast, precise implementation of DCT - * http://developer.intel.com/vtune/cbts/appnotes.htm - */ -#include "../common.h" -#include "mmx.h" - -#define ATTR_ALIGN(align) __attribute__ ((__aligned__ (align))) - -////////////////////////////////////////////////////////////////////// -// -// constants for the forward DCT -// ----------------------------- -// -// Be sure to check that your compiler is aligning all constants to QWORD -// (8-byte) memory boundaries! Otherwise the unaligned memory access will -// severely stall MMX execution. -// -////////////////////////////////////////////////////////////////////// - -#define BITS_FRW_ACC 3 //; 2 or 3 for accuracy -#define SHIFT_FRW_COL BITS_FRW_ACC -#define SHIFT_FRW_ROW (BITS_FRW_ACC + 17 - 3) -//#define RND_FRW_ROW (262144 * (BITS_FRW_ACC - 1)) //; 1 << (SHIFT_FRW_ROW-1) -#define RND_FRW_ROW (1 << (SHIFT_FRW_ROW-1)) -//#define RND_FRW_COL (2 * (BITS_FRW_ACC - 1)) //; 1 << (SHIFT_FRW_COL-1) -#define RND_FRW_COL (1 << (SHIFT_FRW_COL-1)) - -//concatenated table, for forward DCT transformation -static const int16_t fdct_tg_all_16[] ATTR_ALIGN(8) = { - 13036, 13036, 13036, 13036, // tg * (2<<16) + 0.5 - 27146, 27146, 27146, 27146, // tg * (2<<16) + 0.5 - -21746, -21746, -21746, -21746, // tg * (2<<16) + 0.5 -}; -static const int16_t cos_4_16[4] ATTR_ALIGN(8) = { - -19195, -19195, -19195, -19195, //cos * (2<<16) + 0.5 -}; - -static const int16_t ocos_4_16[4] ATTR_ALIGN(8) = { - 23170, 23170, 23170, 23170, //cos * (2<<15) + 0.5 -}; - -static const long long fdct_one_corr ATTR_ALIGN(8) = 0x0001000100010001LL; -static const long fdct_r_row[2] ATTR_ALIGN(8) = {RND_FRW_ROW, RND_FRW_ROW }; - -static const int16_t tab_frw_01234567[] ATTR_ALIGN(8) = { // forward_dct coeff table - //row0 - 16384, 16384, 21407, -8867, // w09 w01 w08 w00 - 16384, 16384, 8867, -21407, // w13 w05 w12 w04 - 16384, -16384, 8867, 21407, // w11 w03 w10 w02 - -16384, 16384, -21407, -8867, // w15 w07 w14 w06 - 22725, 12873, 19266, -22725, // w22 w20 w18 w16 - 19266, 4520, -4520, -12873, // w23 w21 w19 w17 - 12873, 4520, 4520, 19266, // w30 w28 w26 w24 - -22725, 19266, -12873, -22725, // w31 w29 w27 w25 - - //row1 - 22725, 22725, 29692, -12299, // w09 w01 w08 w00 - 22725, 22725, 12299, -29692, // w13 w05 w12 w04 - 22725, -22725, 12299, 29692, // w11 w03 w10 w02 - -22725, 22725, -29692, -12299, // w15 w07 w14 w06 - 31521, 17855, 26722, -31521, // w22 w20 w18 w16 - 26722, 6270, -6270, -17855, // w23 w21 w19 w17 - 17855, 6270, 6270, 26722, // w30 w28 w26 w24 - -31521, 26722, -17855, -31521, // w31 w29 w27 w25 - - //row2 - 21407, 21407, 27969, -11585, // w09 w01 w08 w00 - 21407, 21407, 11585, -27969, // w13 w05 w12 w04 - 21407, -21407, 11585, 27969, // w11 w03 w10 w02 - -21407, 21407, -27969, -11585, // w15 w07 w14 w06 - 29692, 16819, 25172, -29692, // w22 w20 w18 w16 - 25172, 5906, -5906, -16819, // w23 w21 w19 w17 - 16819, 5906, 5906, 25172, // w30 w28 w26 w24 - -29692, 25172, -16819, -29692, // w31 w29 w27 w25 - - //row3 - 19266, 19266, 25172, -10426, // w09 w01 w08 w00 - 19266, 19266, 10426, -25172, // w13 w05 w12 w04 - 19266, -19266, 10426, 25172, // w11 w03 w10 w02 - -19266, 19266, -25172, -10426, // w15 w07 w14 w06, - 26722, 15137, 22654, -26722, // w22 w20 w18 w16 - 22654, 5315, -5315, -15137, // w23 w21 w19 w17 - 15137, 5315, 5315, 22654, // w30 w28 w26 w24 - -26722, 22654, -15137, -26722, // w31 w29 w27 w25, - - //row4 - 16384, 16384, 21407, -8867, // w09 w01 w08 w00 - 16384, 16384, 8867, -21407, // w13 w05 w12 w04 - 16384, -16384, 8867, 21407, // w11 w03 w10 w02 - -16384, 16384, -21407, -8867, // w15 w07 w14 w06 - 22725, 12873, 19266, -22725, // w22 w20 w18 w16 - 19266, 4520, -4520, -12873, // w23 w21 w19 w17 - 12873, 4520, 4520, 19266, // w30 w28 w26 w24 - -22725, 19266, -12873, -22725, // w31 w29 w27 w25 - - //row5 - 19266, 19266, 25172, -10426, // w09 w01 w08 w00 - 19266, 19266, 10426, -25172, // w13 w05 w12 w04 - 19266, -19266, 10426, 25172, // w11 w03 w10 w02 - -19266, 19266, -25172, -10426, // w15 w07 w14 w06 - 26722, 15137, 22654, -26722, // w22 w20 w18 w16 - 22654, 5315, -5315, -15137, // w23 w21 w19 w17 - 15137, 5315, 5315, 22654, // w30 w28 w26 w24 - -26722, 22654, -15137, -26722, // w31 w29 w27 w25 - - //row6 - 21407, 21407, 27969, -11585, // w09 w01 w08 w00 - 21407, 21407, 11585, -27969, // w13 w05 w12 w04 - 21407, -21407, 11585, 27969, // w11 w03 w10 w02 - -21407, 21407, -27969, -11585, // w15 w07 w14 w06, - 29692, 16819, 25172, -29692, // w22 w20 w18 w16 - 25172, 5906, -5906, -16819, // w23 w21 w19 w17 - 16819, 5906, 5906, 25172, // w30 w28 w26 w24 - -29692, 25172, -16819, -29692, // w31 w29 w27 w25, - - //row7 - 22725, 22725, 29692, -12299, // w09 w01 w08 w00 - 22725, 22725, 12299, -29692, // w13 w05 w12 w04 - 22725, -22725, 12299, 29692, // w11 w03 w10 w02 - -22725, 22725, -29692, -12299, // w15 w07 w14 w06, - 31521, 17855, 26722, -31521, // w22 w20 w18 w16 - 26722, 6270, -6270, -17855, // w23 w21 w19 w17 - 17855, 6270, 6270, 26722, // w30 w28 w26 w24 - -31521, 26722, -17855, -31521 // w31 w29 w27 w25 -}; - - -static inline void fdct_col(const int16_t *in, int16_t *out, int offset) -{ - movq_m2r(*(in + offset + 1 * 8), mm0); - movq_m2r(*(in + offset + 6 * 8), mm1); - movq_r2r(mm0, mm2); - movq_m2r(*(in + offset + 2 * 8), mm3); - paddsw_r2r(mm1, mm0); - movq_m2r(*(in + offset + 5 * 8), mm4); - psllw_i2r(SHIFT_FRW_COL, mm0); - movq_m2r(*(in + offset + 0 * 8), mm5); - paddsw_r2r(mm3, mm4); - paddsw_m2r(*(in + offset + 7 * 8), mm5); - psllw_i2r(SHIFT_FRW_COL, mm4); - movq_r2r(mm0, mm6); - psubsw_r2r(mm1, mm2); - movq_m2r(*(fdct_tg_all_16 + 4), mm1); - psubsw_r2r(mm4, mm0); - movq_m2r(*(in + offset + 3 * 8), mm7); - pmulhw_r2r(mm0, mm1); - paddsw_m2r(*(in + offset + 4 * 8), mm7); - psllw_i2r(SHIFT_FRW_COL, mm5); - paddsw_r2r(mm4, mm6); - psllw_i2r(SHIFT_FRW_COL, mm7); - movq_r2r(mm5, mm4); - psubsw_r2r(mm7, mm5); - paddsw_r2r(mm5, mm1); - paddsw_r2r(mm7, mm4); - por_m2r(fdct_one_corr, mm1); - psllw_i2r(SHIFT_FRW_COL + 1, mm2); - pmulhw_m2r(*(fdct_tg_all_16 + 4), mm5); - movq_r2r(mm4, mm7); - psubsw_m2r(*(in + offset + 5 * 8), mm3); - psubsw_r2r(mm6, mm4); - movq_r2m(mm1, *(out + offset + 2 * 8)); - paddsw_r2r(mm6, mm7); - movq_m2r(*(in + offset + 3 * 8), mm1); - psllw_i2r(SHIFT_FRW_COL + 1, mm3); - psubsw_m2r(*(in + offset + 4 * 8), mm1); - movq_r2r(mm2, mm6); - movq_r2m(mm4, *(out + offset + 4 * 8)); - paddsw_r2r(mm3, mm2); - pmulhw_m2r(*ocos_4_16, mm2); - psubsw_r2r(mm3, mm6); - pmulhw_m2r(*ocos_4_16, mm6); - psubsw_r2r(mm0, mm5); - por_m2r(fdct_one_corr, mm5); - psllw_i2r(SHIFT_FRW_COL, mm1); - por_m2r(fdct_one_corr, mm2); - movq_r2r(mm1, mm4); - movq_m2r(*(in + offset + 0 * 8), mm3); - paddsw_r2r(mm6, mm1); - psubsw_m2r(*(in + offset + 7 * 8), mm3); - psubsw_r2r(mm6, mm4); - movq_m2r(*(fdct_tg_all_16 + 0), mm0); - psllw_i2r(SHIFT_FRW_COL, mm3); - movq_m2r(*(fdct_tg_all_16 + 8), mm6); - pmulhw_r2r(mm1, mm0); - movq_r2m(mm7, *(out + offset + 0 * 8)); - pmulhw_r2r(mm4, mm6); - movq_r2m(mm5, *(out + offset + 6 * 8)); - movq_r2r(mm3, mm7); - movq_m2r(*(fdct_tg_all_16 + 8), mm5); - psubsw_r2r(mm2, mm7); - paddsw_r2r(mm2, mm3); - pmulhw_r2r(mm7, mm5); - paddsw_r2r(mm3, mm0); - paddsw_r2r(mm4, mm6); - pmulhw_m2r(*(fdct_tg_all_16 + 0), mm3); - por_m2r(fdct_one_corr, mm0); - paddsw_r2r(mm7, mm5); - psubsw_r2r(mm6, mm7); - movq_r2m(mm0, *(out + offset + 1 * 8)); - paddsw_r2r(mm4, mm5); - movq_r2m(mm7, *(out + offset + 3 * 8)); - psubsw_r2r(mm1, mm3); - movq_r2m(mm5, *(out + offset + 5 * 8)); - movq_r2m(mm3, *(out + offset + 7 * 8)); -} - -static inline void fdct_row(const int16_t *in, int16_t *out, const int16_t *table) -{ - movd_m2r(*(in + 6), mm5); - punpcklwd_m2r(*(in + 4), mm5); - movq_r2r(mm5, mm2); - psrlq_i2r(0x20, mm5); - movq_m2r(*(in + 0), mm0); - punpcklwd_r2r(mm2, mm5); - movq_r2r(mm0, mm1); - paddsw_r2r(mm5, mm0); - psubsw_r2r(mm5, mm1); - movq_r2r(mm0, mm2); - punpcklwd_r2r(mm1, mm0); - punpckhwd_r2r(mm1, mm2); - movq_r2r(mm2, mm1); - movq_r2r(mm0, mm2); - movq_m2r(*(table + 0), mm3); - punpcklwd_r2r(mm1, mm0); - movq_r2r(mm0, mm5); - punpckldq_r2r(mm0, mm0); - movq_m2r(*(table + 4), mm4); - punpckhwd_r2r(mm1, mm2); - pmaddwd_r2r(mm0, mm3); - movq_r2r(mm2, mm6); - movq_m2r(*(table + 16), mm1); - punpckldq_r2r(mm2, mm2); - pmaddwd_r2r(mm2, mm4); - punpckhdq_r2r(mm5, mm5); - pmaddwd_m2r(*(table + 8), mm0); - punpckhdq_r2r(mm6, mm6); - movq_m2r(*(table + 20), mm7); - pmaddwd_r2r(mm5, mm1); - paddd_m2r(*fdct_r_row, mm3); - pmaddwd_r2r(mm6, mm7); - pmaddwd_m2r(*(table + 12), mm2); - paddd_r2r(mm4, mm3); - pmaddwd_m2r(*(table + 24), mm5); - pmaddwd_m2r(*(table + 28), mm6); - paddd_r2r(mm7, mm1); - paddd_m2r(*fdct_r_row, mm0); - psrad_i2r(SHIFT_FRW_ROW, mm3); - paddd_m2r(*fdct_r_row, mm1); - paddd_r2r(mm2, mm0); - paddd_m2r(*fdct_r_row, mm5); - psrad_i2r(SHIFT_FRW_ROW, mm1); - paddd_r2r(mm6, mm5); - psrad_i2r(SHIFT_FRW_ROW, mm0); - psrad_i2r(SHIFT_FRW_ROW, mm5); - packssdw_r2r(mm0, mm3); - packssdw_r2r(mm5, mm1); - movq_r2r(mm3, mm6); - punpcklwd_r2r(mm1, mm3); - punpckhwd_r2r(mm1, mm6); - movq_r2m(mm3, *(out + 0)); - movq_r2m(mm6, *(out + 4)); -} - -void ff_fdct_mmx(int16_t *block) -{ - int64_t align_tmp[16] ATTR_ALIGN(8); - int16_t * const block_tmp= (int16_t*)align_tmp; - int16_t *block1, *out; - const int16_t *table; - int i; - - block1 = block_tmp; - fdct_col(block, block1, 0); - fdct_col(block, block1, 4); - - block1 = block_tmp; - table = tab_frw_01234567; - out = block; - for(i=8;i>0;i--) { - fdct_row(block1, out, table); - block1 += 8; - table += 32; - out += 8; - } -}