X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fdvdata.c;h=985cda7ab5e1941d4b4d5a3c575a61099d3c66e2;hb=104a4289f925c600c13035de6c282fe656510a27;hp=e7c377a1c9baeb26446395fa8562671b946124f4;hpb=348a3237cc1349b5dfdaa8fd89e52cfe88049b04;p=ffmpeg diff --git a/libavcodec/dvdata.c b/libavcodec/dvdata.c index e7c377a1c9b..985cda7ab5e 100644 --- a/libavcodec/dvdata.c +++ b/libavcodec/dvdata.c @@ -2,20 +2,20 @@ * Constants for DV codec * Copyright (c) 2002 Fabrice Bellard * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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 2.1 of the License, or (at your option) any later version. * - * FFmpeg is distributed in the hope that it will be useful, + * Libav 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 FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -24,262 +24,337 @@ * Constants for DV codec. */ -#include "libavutil/rational.h" -#include "avcodec.h" -#include "dvdata.h" - -static DVwork_chunk work_chunks_dv25pal [1*12*27]; -static DVwork_chunk work_chunks_dv25pal411[1*12*27]; -static DVwork_chunk work_chunks_dv25ntsc [1*10*27]; -static DVwork_chunk work_chunks_dv50pal [2*12*27]; -static DVwork_chunk work_chunks_dv50ntsc [2*10*27]; -static DVwork_chunk work_chunks_dv100palp [2*12*27]; -static DVwork_chunk work_chunks_dv100ntscp[2*10*27]; -static DVwork_chunk work_chunks_dv100pali [4*12*27]; -static DVwork_chunk work_chunks_dv100ntsci[4*10*27]; +#include -static uint32_t dv_idct_factor_sd [2*2*22*64]; -static uint32_t dv_idct_factor_hd1080[2*4*16*64]; -static uint32_t dv_idct_factor_hd720 [2*4*16*64]; +#include "dvdata.h" -static const DVprofile dv_profiles[] = { - { .dsf = 0, - .video_stype = 0x0, - .frame_size = 120000, /* IEC 61834, SMPTE-314M - 525/60 (NTSC) */ - .difseg_size = 10, - .n_difchan = 1, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 480, - .width = 720, - .sar = {{8, 9}, {32, 27}}, - .work_chunks = &work_chunks_dv25ntsc[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV411P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x0, - .frame_size = 144000, /* IEC 61834 - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV420P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 1, - .video_stype = 0x0, - .frame_size = 144000, /* SMPTE-314M - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal411[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV411P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x4, - .frame_size = 240000, /* SMPTE-314M - 525/60 (NTSC) 50 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO50" */ - .n_difchan = 2, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 480, - .width = 720, - .sar = {{8, 9}, {32, 27}}, - .work_chunks = &work_chunks_dv50ntsc[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x4, - .frame_size = 288000, /* SMPTE-314M - 625/50 (PAL) 50 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO50" */ - .n_difchan = 2, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv50pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x14, - .frame_size = 480000, /* SMPTE-370M - 1080i60 100 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO HD" */ - .n_difchan = 4, - .time_base = { 1001, 30000 }, - .ltc_divisor = 30, - .height = 1080, - .width = 1280, - .sar = {{1, 1}, {3, 2}}, - .work_chunks = &work_chunks_dv100ntsci[0], - .idct_factor = &dv_idct_factor_hd1080[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x14, - .frame_size = 576000, /* SMPTE-370M - 1080i50 100 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO HD" */ - .n_difchan = 4, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 1080, - .width = 1440, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100pali[0], - .idct_factor = &dv_idct_factor_hd1080[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 0, - .video_stype = 0x18, - .frame_size = 240000, /* SMPTE-370M - 720p60 100 Mbps */ - .difseg_size = 10, /* also known as "DVCPRO HD" */ - .n_difchan = 2, - .time_base = { 1001, 60000 }, - .ltc_divisor = 60, - .height = 720, - .width = 960, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100ntscp[0], - .idct_factor = &dv_idct_factor_hd720[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1580, 1452, 1053 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1600, 1602, 1602, 1602, 1602 }, /* per SMPTE-314M */ - .audio_shuffle = dv_audio_shuffle525, - }, - { .dsf = 1, - .video_stype = 0x18, - .frame_size = 288000, /* SMPTE-370M - 720p50 100 Mbps */ - .difseg_size = 12, /* also known as "DVCPRO HD" */ - .n_difchan = 2, - .time_base = { 1, 50 }, - .ltc_divisor = 50, - .height = 720, - .width = 960, - .sar = {{1, 1}, {4, 3}}, - .work_chunks = &work_chunks_dv100palp[0], - .idct_factor = &dv_idct_factor_hd720[0], - .pix_fmt = PIX_FMT_YUV422P, - .bpm = 8, - .block_sizes = block_sizes_dv100, - .audio_stride = 90, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - }, - { .dsf = 1, - .video_stype = 0x1, - .frame_size = 144000, /* IEC 61883-5 - 625/50 (PAL) */ - .difseg_size = 12, - .n_difchan = 1, - .time_base = { 1, 25 }, - .ltc_divisor = 25, - .height = 576, - .width = 720, - .sar = {{16, 15}, {64, 45}}, - .work_chunks = &work_chunks_dv25pal[0], - .idct_factor = &dv_idct_factor_sd[0], - .pix_fmt = PIX_FMT_YUV420P, - .bpm = 6, - .block_sizes = block_sizes_dv2550, - .audio_stride = 108, - .audio_min_samples = { 1896, 1742, 1264 }, /* for 48, 44.1 and 32kHz */ - .audio_samples_dist = { 1920, 1920, 1920, 1920, 1920 }, - .audio_shuffle = dv_audio_shuffle625, - } +/* Specific zigzag scan for 248 idct. NOTE that unlike the + * specification, we interleave the fields */ +const uint8_t ff_dv_zigzag248_direct[64] = { + 0, 8, 1, 9, 16, 24, 2, 10, + 17, 25, 32, 40, 48, 56, 33, 41, + 18, 26, 3, 11, 4, 12, 19, 27, + 34, 42, 49, 57, 50, 58, 35, 43, + 20, 28, 5, 13, 6, 14, 21, 29, + 36, 44, 51, 59, 52, 60, 37, 45, + 22, 30, 7, 15, 23, 31, 38, 46, + 53, 61, 54, 62, 39, 47, 55, 63, }; -const DVprofile* ff_dv_frame_profile(const DVprofile *sys, - const uint8_t* frame, unsigned buf_size) -{ - int i; - - int dsf = (frame[3] & 0x80) >> 7; - - int stype = frame[80*5 + 48 + 3] & 0x1f; - - /* 576i50 25Mbps 4:1:1 is a special case */ - if (dsf == 1 && stype == 0 && frame[5] & 0x07) { - return &dv_profiles[2]; - } +/* unquant tables (not used directly) */ +const uint8_t ff_dv_quant_shifts[22][4] = { + { 3, 3, 4, 4 }, + { 3, 3, 4, 4 }, + { 2, 3, 3, 4 }, + { 2, 3, 3, 4 }, + { 2, 2, 3, 3 }, + { 2, 2, 3, 3 }, + { 1, 2, 2, 3 }, + { 1, 2, 2, 3 }, + { 1, 1, 2, 2 }, + { 1, 1, 2, 2 }, + { 0, 1, 1, 2 }, + { 0, 1, 1, 2 }, + { 0, 0, 1, 1 }, + { 0, 0, 1, 1 }, + { 0, 0, 0, 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 }, +}; - for (i=0; iframe_size) - return sys; +const int ff_dv_iweight_88[64] = { + 32768, 16710, 16710, 17735, 17015, 17735, 18197, 18079, + 18079, 18197, 18725, 18559, 19196, 18559, 18725, 19284, + 19108, 19692, 19692, 19108, 19284, 21400, 19645, 20262, + 20214, 20262, 19645, 21400, 22733, 21845, 20867, 20815, + 20815, 20867, 21845, 22733, 23173, 23173, 21400, 21400, + 21400, 23173, 23173, 24600, 23764, 22017, 22017, 23764, + 24600, 25267, 24457, 22672, 24457, 25267, 25971, 25191, + 25191, 25971, 26715, 27962, 26715, 29642, 29642, 31536, +}; +const int ff_dv_iweight_248[64] = { + 32768, 17735, 16710, 18079, 18725, 21400, 17735, 19196, + 19108, 21845, 16384, 17735, 18725, 21400, 16710, 18079, + 20262, 23173, 18197, 19692, 18725, 20262, 20815, 23764, + 17735, 19196, 19108, 21845, 20262, 23173, 18197, 19692, + 21400, 24457, 19284, 20867, 21400, 23173, 22017, 25191, + 18725, 20262, 20815, 23764, 21400, 24457, 19284, 20867, + 24457, 27962, 22733, 24600, 25971, 29642, 21400, 23173, + 22017, 25191, 24457, 27962, 22733, 24600, 25971, 29642, +}; - return NULL; -} +/** + * The "inverse" DV100 weights are actually just the spec weights (zig-zagged). + */ +const int ff_dv_iweight_1080_y[64] = { + 128, 16, 16, 17, 17, 17, 18, 18, + 18, 18, 18, 18, 19, 18, 18, 19, + 19, 19, 19, 19, 19, 42, 38, 40, + 40, 40, 38, 42, 44, 43, 41, 41, + 41, 41, 43, 44, 45, 45, 42, 42, + 42, 45, 45, 48, 46, 43, 43, 46, + 48, 49, 48, 44, 48, 49, 101, 98, + 98, 101, 104, 109, 104, 116, 116, 123, +}; +const int ff_dv_iweight_1080_c[64] = { + 128, 16, 16, 17, 17, 17, 25, 25, + 25, 25, 26, 25, 26, 25, 26, 26, + 26, 27, 27, 26, 26, 42, 38, 40, + 40, 40, 38, 42, 44, 43, 41, 41, + 41, 41, 43, 44, 91, 91, 84, 84, + 84, 91, 91, 96, 93, 86, 86, 93, + 96, 197, 191, 177, 191, 197, 203, 197, + 197, 203, 209, 219, 209, 232, 232, 246, +}; +const int ff_dv_iweight_720_y[64] = { + 128, 16, 16, 17, 17, 17, 18, 18, + 18, 18, 18, 18, 19, 18, 18, 19, + 19, 19, 19, 19, 19, 42, 38, 40, + 40, 40, 38, 42, 44, 43, 41, 41, + 41, 41, 43, 44, 68, 68, 63, 63, + 63, 68, 68, 96, 92, 86, 86, 92, + 96, 98, 96, 88, 96, 98, 202, 196, + 196, 202, 208, 218, 208, 232, 232, 246, +}; +const int ff_dv_iweight_720_c[64] = { + 128, 24, 24, 26, 26, 26, 36, 36, + 36, 36, 36, 36, 38, 36, 36, 38, + 38, 38, 38, 38, 38, 84, 76, 80, + 80, 80, 76, 84, 88, 86, 82, 82, + 82, 82, 86, 88, 182, 182, 168, 168, + 168, 182, 182, 192, 186, 192, 172, 186, + 192, 394, 382, 354, 382, 394, 406, 394, + 394, 406, 418, 438, 418, 464, 464, 492, +}; -const DVprofile* ff_dv_codec_profile(AVCodecContext* codec) -{ - int i; +/* + * There's a catch about the following three tables: the mapping they establish + * between (run, level) and vlc is not 1-1. So you have to watch out for that + * when building misc. tables. E.g. (1, 0) can be either 0x7cf or 0x1f82. + */ +const uint16_t ff_dv_vlc_bits[NB_DV_VLC] = { + 0x0000, 0x0002, 0x0007, 0x0008, 0x0009, 0x0014, 0x0015, 0x0016, + 0x0017, 0x0030, 0x0031, 0x0032, 0x0033, 0x0068, 0x0069, 0x006a, + 0x006b, 0x006c, 0x006d, 0x006e, 0x006f, 0x00e0, 0x00e1, 0x00e2, + 0x00e3, 0x00e4, 0x00e5, 0x00e6, 0x00e7, 0x00e8, 0x00e9, 0x00ea, + 0x00eb, 0x00ec, 0x00ed, 0x00ee, 0x00ef, 0x01e0, 0x01e1, 0x01e2, + 0x01e3, 0x01e4, 0x01e5, 0x01e6, 0x01e7, 0x01e8, 0x01e9, 0x01ea, + 0x01eb, 0x01ec, 0x01ed, 0x01ee, 0x01ef, 0x03e0, 0x03e1, 0x03e2, + 0x03e3, 0x03e4, 0x03e5, 0x03e6, 0x07ce, 0x07cf, 0x07d0, 0x07d1, + 0x07d2, 0x07d3, 0x07d4, 0x07d5, 0x0fac, 0x0fad, 0x0fae, 0x0faf, + 0x0fb0, 0x0fb1, 0x0fb2, 0x0fb3, 0x0fb4, 0x0fb5, 0x0fb6, 0x0fb7, + 0x0fb8, 0x0fb9, 0x0fba, 0x0fbb, 0x0fbc, 0x0fbd, 0x0fbe, 0x0fbf, + 0x1f80, 0x1f81, 0x1f82, 0x1f83, 0x1f84, 0x1f85, 0x1f86, 0x1f87, + 0x1f88, 0x1f89, 0x1f8a, 0x1f8b, 0x1f8c, 0x1f8d, 0x1f8e, 0x1f8f, + 0x1f90, 0x1f91, 0x1f92, 0x1f93, 0x1f94, 0x1f95, 0x1f96, 0x1f97, + 0x1f98, 0x1f99, 0x1f9a, 0x1f9b, 0x1f9c, 0x1f9d, 0x1f9e, 0x1f9f, + 0x1fa0, 0x1fa1, 0x1fa2, 0x1fa3, 0x1fa4, 0x1fa5, 0x1fa6, 0x1fa7, + 0x1fa8, 0x1fa9, 0x1faa, 0x1fab, 0x1fac, 0x1fad, 0x1fae, 0x1faf, + 0x1fb0, 0x1fb1, 0x1fb2, 0x1fb3, 0x1fb4, 0x1fb5, 0x1fb6, 0x1fb7, + 0x1fb8, 0x1fb9, 0x1fba, 0x1fbb, 0x1fbc, 0x1fbd, 0x1fbe, 0x1fbf, + 0x7f00, 0x7f01, 0x7f02, 0x7f03, 0x7f04, 0x7f05, 0x7f06, 0x7f07, + 0x7f08, 0x7f09, 0x7f0a, 0x7f0b, 0x7f0c, 0x7f0d, 0x7f0e, 0x7f0f, + 0x7f10, 0x7f11, 0x7f12, 0x7f13, 0x7f14, 0x7f15, 0x7f16, 0x7f17, + 0x7f18, 0x7f19, 0x7f1a, 0x7f1b, 0x7f1c, 0x7f1d, 0x7f1e, 0x7f1f, + 0x7f20, 0x7f21, 0x7f22, 0x7f23, 0x7f24, 0x7f25, 0x7f26, 0x7f27, + 0x7f28, 0x7f29, 0x7f2a, 0x7f2b, 0x7f2c, 0x7f2d, 0x7f2e, 0x7f2f, + 0x7f30, 0x7f31, 0x7f32, 0x7f33, 0x7f34, 0x7f35, 0x7f36, 0x7f37, + 0x7f38, 0x7f39, 0x7f3a, 0x7f3b, 0x7f3c, 0x7f3d, 0x7f3e, 0x7f3f, + 0x7f40, 0x7f41, 0x7f42, 0x7f43, 0x7f44, 0x7f45, 0x7f46, 0x7f47, + 0x7f48, 0x7f49, 0x7f4a, 0x7f4b, 0x7f4c, 0x7f4d, 0x7f4e, 0x7f4f, + 0x7f50, 0x7f51, 0x7f52, 0x7f53, 0x7f54, 0x7f55, 0x7f56, 0x7f57, + 0x7f58, 0x7f59, 0x7f5a, 0x7f5b, 0x7f5c, 0x7f5d, 0x7f5e, 0x7f5f, + 0x7f60, 0x7f61, 0x7f62, 0x7f63, 0x7f64, 0x7f65, 0x7f66, 0x7f67, + 0x7f68, 0x7f69, 0x7f6a, 0x7f6b, 0x7f6c, 0x7f6d, 0x7f6e, 0x7f6f, + 0x7f70, 0x7f71, 0x7f72, 0x7f73, 0x7f74, 0x7f75, 0x7f76, 0x7f77, + 0x7f78, 0x7f79, 0x7f7a, 0x7f7b, 0x7f7c, 0x7f7d, 0x7f7e, 0x7f7f, + 0x7f80, 0x7f81, 0x7f82, 0x7f83, 0x7f84, 0x7f85, 0x7f86, 0x7f87, + 0x7f88, 0x7f89, 0x7f8a, 0x7f8b, 0x7f8c, 0x7f8d, 0x7f8e, 0x7f8f, + 0x7f90, 0x7f91, 0x7f92, 0x7f93, 0x7f94, 0x7f95, 0x7f96, 0x7f97, + 0x7f98, 0x7f99, 0x7f9a, 0x7f9b, 0x7f9c, 0x7f9d, 0x7f9e, 0x7f9f, + 0x7fa0, 0x7fa1, 0x7fa2, 0x7fa3, 0x7fa4, 0x7fa5, 0x7fa6, 0x7fa7, + 0x7fa8, 0x7fa9, 0x7faa, 0x7fab, 0x7fac, 0x7fad, 0x7fae, 0x7faf, + 0x7fb0, 0x7fb1, 0x7fb2, 0x7fb3, 0x7fb4, 0x7fb5, 0x7fb6, 0x7fb7, + 0x7fb8, 0x7fb9, 0x7fba, 0x7fbb, 0x7fbc, 0x7fbd, 0x7fbe, 0x7fbf, + 0x7fc0, 0x7fc1, 0x7fc2, 0x7fc3, 0x7fc4, 0x7fc5, 0x7fc6, 0x7fc7, + 0x7fc8, 0x7fc9, 0x7fca, 0x7fcb, 0x7fcc, 0x7fcd, 0x7fce, 0x7fcf, + 0x7fd0, 0x7fd1, 0x7fd2, 0x7fd3, 0x7fd4, 0x7fd5, 0x7fd6, 0x7fd7, + 0x7fd8, 0x7fd9, 0x7fda, 0x7fdb, 0x7fdc, 0x7fdd, 0x7fde, 0x7fdf, + 0x7fe0, 0x7fe1, 0x7fe2, 0x7fe3, 0x7fe4, 0x7fe5, 0x7fe6, 0x7fe7, + 0x7fe8, 0x7fe9, 0x7fea, 0x7feb, 0x7fec, 0x7fed, 0x7fee, 0x7fef, + 0x7ff0, 0x7ff1, 0x7ff2, 0x7ff3, 0x7ff4, 0x7ff5, 0x7ff6, 0x7ff7, + 0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff, + 0x0006, +}; - for (i=0; iheight == dv_profiles[i].height && - codec->pix_fmt == dv_profiles[i].pix_fmt && - codec->width == dv_profiles[i].width) - return &dv_profiles[i]; +const uint8_t ff_dv_vlc_len[NB_DV_VLC] = { + 2, 3, 4, 4, 4, 5, 5, 5, + 5, 6, 6, 6, 6, 7, 7, 7, + 7, 7, 7, 7, 7, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 10, 10, 10, + 10, 10, 10, 10, 11, 11, 11, 11, + 11, 11, 11, 11, 12, 12, 12, 12, + 12, 12, 12, 12, 12, 12, 12, 12, + 12, 12, 12, 12, 12, 12, 12, 12, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 13, 13, 13, 13, 13, 13, 13, 13, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 15, 15, 15, 15, 15, 15, 15, 15, + 4, +}; - return NULL; -} +const uint8_t ff_dv_vlc_run[NB_DV_VLC] = { + 0, 0, 1, 0, 0, 2, 1, 0, + 0, 3, 4, 0, 0, 5, 6, 2, + 1, 1, 0, 0, 0, 7, 8, 9, + 10, 3, 4, 2, 1, 1, 1, 0, + 0, 0, 0, 0, 0, 11, 12, 13, + 14, 5, 6, 3, 4, 2, 2, 1, + 0, 0, 0, 0, 0, 5, 3, 3, + 2, 1, 1, 1, 0, 1, 6, 4, + 3, 1, 1, 1, 2, 3, 4, 5, + 7, 8, 9, 10, 7, 8, 4, 3, + 2, 2, 2, 2, 2, 1, 1, 1, + 0, 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, + 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, + 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, + 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, + 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, + 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, + 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, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 127, +}; +const uint8_t ff_dv_vlc_level[NB_DV_VLC] = { + 1, 2, 1, 3, 4, 1, 2, 5, + 6, 1, 1, 7, 8, 1, 1, 2, + 3, 4, 9, 10, 11, 1, 1, 1, + 1, 2, 2, 3, 5, 6, 7, 12, + 13, 14, 15, 16, 17, 1, 1, 1, + 1, 2, 2, 3, 3, 4, 5, 8, + 18, 19, 20, 21, 22, 3, 4, 5, + 6, 9, 10, 11, 0, 0, 3, 4, + 6, 12, 13, 14, 0, 0, 0, 0, + 2, 2, 2, 2, 3, 3, 5, 7, + 7, 8, 9, 10, 11, 15, 16, 17, + 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, + 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, 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63, + 64, 65, 66, 67, 68, 69, 70, 71, + 72, 73, 74, 75, 76, 77, 78, 79, + 80, 81, 82, 83, 84, 85, 86, 87, + 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, + 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, + 128, 129, 130, 131, 132, 133, 134, 135, + 136, 137, 138, 139, 140, 141, 142, 143, + 144, 145, 146, 147, 148, 149, 150, 151, + 152, 153, 154, 155, 156, 157, 158, 159, + 160, 161, 162, 163, 164, 165, 166, 167, + 168, 169, 170, 171, 172, 173, 174, 175, + 176, 177, 178, 179, 180, 181, 182, 183, + 184, 185, 186, 187, 188, 189, 190, 191, + 192, 193, 194, 195, 196, 197, 198, 199, + 200, 201, 202, 203, 204, 205, 206, 207, + 208, 209, 210, 211, 212, 213, 214, 215, + 216, 217, 218, 219, 220, 221, 222, 223, + 224, 225, 226, 227, 228, 229, 230, 231, + 232, 233, 234, 235, 236, 237, 238, 239, + 240, 241, 242, 243, 244, 245, 246, 247, + 248, 249, 250, 251, 252, 253, 254, 255, + 0, +};