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%2Fac3.h;fp=synfig-core%2Ftags%2Fsynfig_0_61_05%2Fsynfig-core%2Fsrc%2Fmodules%2Fmod_libavcodec%2Flibavcodec%2Fac3.h;h=0000000000000000000000000000000000000000;hb=6fa8f2f38d4b0b35f8539bf94e27ae27015c7689;hp=1e8a5ba2db4c1fdf1beec2f43961a1099a8d6615;hpb=47fce282611fbba1044921d22ca887f9b53ad91a;p=synfig.git diff --git a/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/ac3.h b/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/ac3.h deleted file mode 100644 index 1e8a5ba..0000000 --- a/synfig-core/tags/synfig_0_61_05/synfig-core/src/modules/mod_libavcodec/libavcodec/ac3.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Common code between AC3 encoder and decoder - * Copyright (c) 2000, 2001, 2002 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 - */ - -/** - * @file ac3.h - * Common code between AC3 encoder and decoder. - */ - -#define AC3_MAX_CODED_FRAME_SIZE 3840 /* in bytes */ -#define AC3_MAX_CHANNELS 6 /* including LFE channel */ - -#define NB_BLOCKS 6 /* number of PCM blocks inside an AC3 frame */ -#define AC3_FRAME_SIZE (NB_BLOCKS * 256) - -/* exponent encoding strategy */ -#define EXP_REUSE 0 -#define EXP_NEW 1 - -#define EXP_D15 1 -#define EXP_D25 2 -#define EXP_D45 3 - -typedef struct AC3BitAllocParameters { - int fscod; /* frequency */ - int halfratecod; - int sgain, sdecay, fdecay, dbknee, floor; - int cplfleak, cplsleak; -} AC3BitAllocParameters; - -extern const uint16_t ac3_freqs[3]; -extern const uint16_t ac3_bitratetab[19]; -extern const int16_t ac3_window[256]; -extern const uint8_t sdecaytab[4]; -extern const uint8_t fdecaytab[4]; -extern const uint16_t sgaintab[4]; -extern const uint16_t dbkneetab[4]; -extern const uint16_t floortab[8]; -extern const uint16_t fgaintab[8]; - -void ac3_common_init(void); -void ac3_parametric_bit_allocation(AC3BitAllocParameters *s, uint8_t *bap, - int8_t *exp, int start, int end, - int snroffset, int fgain, int is_lfe, - int deltbae,int deltnseg, - uint8_t *deltoffst, uint8_t *deltlen, uint8_t *deltba);