X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpeg12data.h;h=a6b49aa7835faf683ffe720c95a33c9f76d17bce;hb=40c8602f64d57cade781473af26239a0ff33c2d2;hp=2e7e58de5ab2afe2db5d034bb9647cade416c0fa;hpb=7bc9090a4176de2bc834e2a7df131047b944f3b5;p=ffmpeg diff --git a/libavcodec/mpeg12data.h b/libavcodec/mpeg12data.h index 2e7e58de5ab..a6b49aa7835 100644 --- a/libavcodec/mpeg12data.h +++ b/libavcodec/mpeg12data.h @@ -4,14 +4,14 @@ */ const int16_t ff_mpeg1_default_intra_matrix[64] = { - 8, 16, 19, 22, 26, 27, 29, 34, - 16, 16, 22, 24, 27, 29, 34, 37, - 19, 22, 26, 27, 29, 34, 34, 38, - 22, 22, 26, 27, 29, 34, 37, 40, - 22, 26, 27, 29, 32, 35, 40, 48, - 26, 27, 29, 32, 35, 40, 48, 58, - 26, 27, 29, 34, 38, 46, 56, 69, - 27, 29, 35, 38, 46, 56, 69, 83 + 8, 16, 19, 22, 26, 27, 29, 34, + 16, 16, 22, 24, 27, 29, 34, 37, + 19, 22, 26, 27, 29, 34, 34, 38, + 22, 22, 26, 27, 29, 34, 37, 40, + 22, 26, 27, 29, 32, 35, 40, 48, + 26, 27, 29, 32, 35, 40, 48, 58, + 26, 27, 29, 34, 38, 46, 56, 69, + 27, 29, 35, 38, 46, 56, 69, 83 }; const int16_t ff_mpeg1_default_non_intra_matrix[64] = { @@ -25,33 +25,10 @@ const int16_t ff_mpeg1_default_non_intra_matrix[64] = { 16, 16, 16, 16, 16, 16, 16, 16, }; -const unsigned char vlc_dc_table[256] = { - 0, 1, 2, 2, - 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 4, 4, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, - - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, -}; - -const uint16_t vlc_dc_lum_code[12] = { +static const uint16_t vlc_dc_lum_code[12] = { 0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff, }; -const unsigned char vlc_dc_lum_bits[12] = { +static const unsigned char vlc_dc_lum_bits[12] = { 3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9, }; @@ -62,10 +39,6 @@ const unsigned char vlc_dc_chroma_bits[12] = { 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, }; -/* simple include everything table for dc, first byte is bits number next 3 are code*/ -static uint32_t mpeg1_lum_dc_uni[512]; -static uint32_t mpeg1_chr_dc_uni[512]; - static const uint16_t mpeg1_vlc[113][2] = { { 0x3, 2 }, { 0x4, 4 }, { 0x5, 5 }, { 0x6, 7 }, { 0x26, 8 }, { 0x21, 8 }, { 0xa, 10 }, { 0x1d, 12 }, @@ -114,20 +87,20 @@ static const uint16_t mpeg2_vlc[113][2] = { {0x20, 8}, {0x16,13}, {0x15,13}, {0x1f,15}, {0x1e,15}, {0x1d,15}, {0x1c,15}, {0x1b,15}, {0x1a,15}, {0x19,15}, {0x13,16}, {0x12,16}, - {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7}, - {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5}, - {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6}, - {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9}, - {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16}, - {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12}, - {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13}, - {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16}, - {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16}, - {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16}, - {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12}, - {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13}, - {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16}, - {0x1d,16}, {0x1c,16}, {0x1b,16}, + {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7}, + {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5}, + {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6}, + {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9}, + {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16}, + {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12}, + {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13}, + {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16}, + {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16}, + {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16}, + {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12}, + {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13}, + {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16}, + {0x1d,16}, {0x1c,16}, {0x1b,16}, {0x01,6}, /* escape */ {0x06,4}, /* EOB */ }; @@ -166,9 +139,6 @@ static const int8_t mpeg1_run[111] = { 25, 26, 27, 28, 29, 30, 31, }; -static uint8_t mpeg1_index_run[2][64]; -static int8_t mpeg1_max_level[2][64]; - static RLTable rl_mpeg1 = { 111, 111, @@ -185,7 +155,7 @@ static RLTable rl_mpeg2 = { mpeg1_level, }; -static const uint8_t mbAddrIncrTable[35][2] = { +static const uint8_t mbAddrIncrTable[36][2] = { {0x1, 1}, {0x3, 3}, {0x2, 3}, @@ -221,9 +191,11 @@ static const uint8_t mbAddrIncrTable[35][2] = { {0x18, 11}, {0x8, 11}, /* escape */ {0xf, 11}, /* stuffing */ + {0x0, 8}, /* end (and 15 more 0 bits should follow) */ }; -static const uint8_t mbPatTable[63][2] = { +static const uint8_t mbPatTable[64][2] = { + {0x1, 9}, {0xb, 5}, {0x9, 5}, {0xd, 6}, @@ -289,10 +261,8 @@ static const uint8_t mbPatTable[63][2] = { {0xc, 6} }; -#define MB_TYPE_PAT 0x40000000 #define MB_TYPE_ZERO_MV 0x20000000 #define IS_ZERO_MV(a) ((a)&MB_TYPE_ZERO_MV) -#define IS_PAT(a) ((a)&MB_TYPE_PAT) static const uint8_t table_mb_ptype[7][2] = { { 3, 5 }, // 0x01 MB_INTRA @@ -306,12 +276,12 @@ static const uint8_t table_mb_ptype[7][2] = { static const uint32_t ptype2mb_type[7] = { MB_TYPE_INTRA, - MB_TYPE_L0 | MB_TYPE_PAT | MB_TYPE_ZERO_MV | MB_TYPE_16x16, + MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16, MB_TYPE_L0, - MB_TYPE_L0 | MB_TYPE_PAT, + MB_TYPE_L0 | MB_TYPE_CBP, MB_TYPE_QUANT | MB_TYPE_INTRA, - MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_PAT | MB_TYPE_ZERO_MV | MB_TYPE_16x16, - MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_PAT, + MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP | MB_TYPE_ZERO_MV | MB_TYPE_16x16, + MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP, }; static const uint8_t table_mb_btype[11][2] = { @@ -331,15 +301,15 @@ static const uint8_t table_mb_btype[11][2] = { static const uint32_t btype2mb_type[11] = { MB_TYPE_INTRA, MB_TYPE_L1, - MB_TYPE_L1 | MB_TYPE_PAT, + MB_TYPE_L1 | MB_TYPE_CBP, MB_TYPE_L0, - MB_TYPE_L0 | MB_TYPE_PAT, + MB_TYPE_L0 | MB_TYPE_CBP, MB_TYPE_L0L1, - MB_TYPE_L0L1 | MB_TYPE_PAT, + MB_TYPE_L0L1 | MB_TYPE_CBP, MB_TYPE_QUANT | MB_TYPE_INTRA, - MB_TYPE_QUANT | MB_TYPE_L1 | MB_TYPE_PAT, - MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_PAT, - MB_TYPE_QUANT | MB_TYPE_L0L1 | MB_TYPE_PAT, + MB_TYPE_QUANT | MB_TYPE_L1 | MB_TYPE_CBP, + MB_TYPE_QUANT | MB_TYPE_L0 | MB_TYPE_CBP, + MB_TYPE_QUANT | MB_TYPE_L0L1 | MB_TYPE_CBP, }; static const uint8_t mbMotionVectorTable[17][2] = { @@ -362,28 +332,24 @@ static const uint8_t mbMotionVectorTable[17][2] = { { 0xc, 10 }, }; -#define MPEG1_FRAME_RATE_BASE 1001 - -static const int frame_rate_tab[16] = { - 0, - 24000, - 24024, - 25025, - 30000, - 30030, - 50050, - 60000, - 60060, +static const AVRational frame_rate_tab[] = { + { 0, 0}, + {24000, 1001}, + { 24, 1}, + { 25, 1}, + {30000, 1001}, + { 30, 1}, + { 50, 1}, + {60000, 1001}, + { 60, 1}, // Xing's 15fps: (9) - 15015, + { 15, 1}, // libmpeg3's "Unofficial economy rates": (10-13) - 5005, - 10010, - 12012, - 15015, - // random, just to avoid segfault !never encode these - 25025, - 25025, + { 5, 1}, + { 10, 1}, + { 12, 1}, + { 15, 1}, + { 0, 0}, }; static const uint8_t non_linear_qscale[32] = { @@ -393,7 +359,7 @@ static const uint8_t non_linear_qscale[32] = { 56,64,72,80,88,96,104,112, }; -uint8_t ff_mpeg1_dc_scale_table[128]={ // MN: mpeg2 really can have such large qscales? +const uint8_t ff_mpeg1_dc_scale_table[128]={ // 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 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, @@ -401,12 +367,43 @@ uint8_t ff_mpeg1_dc_scale_table[128]={ // MN: mpeg2 really can have such large q 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, }; +const static uint8_t mpeg2_dc_scale_table1[128]={ +// 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 + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, +}; + +static const uint8_t mpeg2_dc_scale_table2[128]={ +// 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 + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, +}; + +static const uint8_t mpeg2_dc_scale_table3[128]={ +// 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 + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, +}; + +static const uint8_t *mpeg2_dc_scale_table[4]={ + ff_mpeg1_dc_scale_table, + mpeg2_dc_scale_table1, + mpeg2_dc_scale_table2, + mpeg2_dc_scale_table3, +}; + static const float mpeg1_aspect[16]={ 0.0000, 1.0000, 0.6735, 0.7031, - + 0.7615, 0.8055, 0.8437, @@ -422,11 +419,29 @@ static const float mpeg1_aspect[16]={ 1.2015, }; -static const float mpeg2_aspect[16]={ - 0, - 1.0, - -3.0/4.0, - -9.0/16.0, - -1.0/2.21, +static const AVRational mpeg2_aspect[16]={ + {0,1}, + {1,1}, + {4,3}, + {16,9}, + {221,100}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, + {0,1}, }; +static const uint8_t svcd_scan_offset_placeholder[14]={ + 0x10, 0x0E, + 0x00, 0x80, 0x81, + 0x00, 0x80, 0x81, + 0xff, 0xff, 0xff, + 0xff, 0xff, 0xff, +};