mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-18 21:45:10 +00:00
avcodec/adpcm_data: Move tables only used by adpcm.c to it
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
parent
ac5bd4e41a
commit
73b847e136
@ -82,6 +82,11 @@ static const int8_t xa_adpcm_table[5][2] = {
|
||||
{ 122, -60 }
|
||||
};
|
||||
|
||||
static const int16_t afc_coeffs[2][16] = {
|
||||
{ 0, 2048, 0, 1024, 4096, 3584, 3072, 4608, 4200, 4800, 5120, 2048, 1024, -1024, -1024, -2048 },
|
||||
{ 0, 0, 2048, 1024, -2048, -1536, -1024, -2560, -2248, -2300, -3072, -2048, -1024, 1024, 0, 0 }
|
||||
};
|
||||
|
||||
static const int16_t ea_adpcm_table[] = {
|
||||
0, 240, 460, 392,
|
||||
0, 0, -208, -220,
|
||||
@ -90,6 +95,128 @@ static const int16_t ea_adpcm_table[] = {
|
||||
0, -1, -3, -4
|
||||
};
|
||||
|
||||
/*
|
||||
* Dumped from the binaries:
|
||||
* - FantasticJourney.exe - 0x794D2, DGROUP:0x47A4D2
|
||||
* - BigRaceUSA.exe - 0x9B8AA, DGROUP:0x49C4AA
|
||||
* - Timeshock!.exe - 0x8506A, DGROUP:0x485C6A
|
||||
*/
|
||||
static const int8_t ima_cunning_index_table[9] = {
|
||||
-1, -1, -1, -1, 1, 2, 3, 4, -1
|
||||
};
|
||||
|
||||
/*
|
||||
* Dumped from the binaries:
|
||||
* - FantasticJourney.exe - 0x79458, DGROUP:0x47A458
|
||||
* - BigRaceUSA.exe - 0x9B830, DGROUP:0x49C430
|
||||
* - Timeshock!.exe - 0x84FF0, DGROUP:0x485BF0
|
||||
*/
|
||||
static const int16_t ima_cunning_step_table[61] = {
|
||||
1, 1, 1, 1, 2, 2, 3, 3, 4, 5,
|
||||
6, 7, 8, 10, 12, 14, 16, 20, 24, 28,
|
||||
32, 40, 48, 56, 64, 80, 96, 112, 128, 160,
|
||||
192, 224, 256, 320, 384, 448, 512, 640, 768, 896,
|
||||
1024, 1280, 1536, 1792, 2048, 2560, 3072, 3584, 4096, 5120,
|
||||
6144, 7168, 8192, 10240, 12288, 14336, 16384, 20480, 24576, 28672, 0
|
||||
};
|
||||
|
||||
static const int8_t adpcm_index_table2[4] = {
|
||||
-1, 2,
|
||||
-1, 2,
|
||||
};
|
||||
|
||||
static const int8_t adpcm_index_table3[8] = {
|
||||
-1, -1, 1, 2,
|
||||
-1, -1, 1, 2,
|
||||
};
|
||||
|
||||
static const int8_t adpcm_index_table5[32] = {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
|
||||
};
|
||||
|
||||
static const int8_t * const adpcm_index_tables[4] = {
|
||||
&adpcm_index_table2[0],
|
||||
&adpcm_index_table3[0],
|
||||
&ff_adpcm_index_table[0],
|
||||
&adpcm_index_table5[0],
|
||||
};
|
||||
|
||||
static const int16_t mtaf_stepsize[32][16] = {
|
||||
{ 1, 5, 9, 13, 16, 20, 24, 28,
|
||||
-1, -5, -9, -13, -16, -20, -24, -28, },
|
||||
{ 2, 6, 11, 15, 20, 24, 29, 33,
|
||||
-2, -6, -11, -15, -20, -24, -29, -33, },
|
||||
{ 2, 7, 13, 18, 23, 28, 34, 39,
|
||||
-2, -7, -13, -18, -23, -28, -34, -39, },
|
||||
{ 3, 9, 15, 21, 28, 34, 40, 46,
|
||||
-3, -9, -15, -21, -28, -34, -40, -46, },
|
||||
{ 3, 11, 18, 26, 33, 41, 48, 56,
|
||||
-3, -11, -18, -26, -33, -41, -48, -56, },
|
||||
{ 4, 13, 22, 31, 40, 49, 58, 67,
|
||||
-4, -13, -22, -31, -40, -49, -58, -67, },
|
||||
{ 5, 16, 26, 37, 48, 59, 69, 80,
|
||||
-5, -16, -26, -37, -48, -59, -69, -80, },
|
||||
{ 6, 19, 31, 44, 57, 70, 82, 95,
|
||||
-6, -19, -31, -44, -57, -70, -82, -95, },
|
||||
{ 7, 22, 38, 53, 68, 83, 99, 114,
|
||||
-7, -22, -38, -53, -68, -83, -99, -114, },
|
||||
{ 9, 27, 45, 63, 81, 99, 117, 135,
|
||||
-9, -27, -45, -63, -81, -99, -117, -135, },
|
||||
{ 10, 32, 53, 75, 96, 118, 139, 161,
|
||||
-10, -32, -53, -75, -96, -118, -139, -161, },
|
||||
{ 12, 38, 64, 90, 115, 141, 167, 193,
|
||||
-12, -38, -64, -90, -115, -141, -167, -193, },
|
||||
{ 15, 45, 76, 106, 137, 167, 198, 228,
|
||||
-15, -45, -76, -106, -137, -167, -198, -228, },
|
||||
{ 18, 54, 91, 127, 164, 200, 237, 273,
|
||||
-18, -54, -91, -127, -164, -200, -237, -273, },
|
||||
{ 21, 65, 108, 152, 195, 239, 282, 326,
|
||||
-21, -65, -108, -152, -195, -239, -282, -326, },
|
||||
{ 25, 77, 129, 181, 232, 284, 336, 388,
|
||||
-25, -77, -129, -181, -232, -284, -336, -388, },
|
||||
{ 30, 92, 153, 215, 276, 338, 399, 461,
|
||||
-30, -92, -153, -215, -276, -338, -399, -461, },
|
||||
{ 36, 109, 183, 256, 329, 402, 476, 549,
|
||||
-36, -109, -183, -256, -329, -402, -476, -549, },
|
||||
{ 43, 130, 218, 305, 392, 479, 567, 654,
|
||||
-43, -130, -218, -305, -392, -479, -567, -654, },
|
||||
{ 52, 156, 260, 364, 468, 572, 676, 780,
|
||||
-52, -156, -260, -364, -468, -572, -676, -780, },
|
||||
{ 62, 186, 310, 434, 558, 682, 806, 930,
|
||||
-62, -186, -310, -434, -558, -682, -806, -930, },
|
||||
{ 73, 221, 368, 516, 663, 811, 958, 1106,
|
||||
-73, -221, -368, -516, -663, -811, -958, -1106, },
|
||||
{ 87, 263, 439, 615, 790, 966, 1142, 1318,
|
||||
-87, -263, -439, -615, -790, -966, -1142, -1318, },
|
||||
{ 104, 314, 523, 733, 942, 1152, 1361, 1571,
|
||||
-104, -314, -523, -733, -942, -1152, -1361, -1571, },
|
||||
{ 124, 374, 623, 873, 1122, 1372, 1621, 1871,
|
||||
-124, -374, -623, -873, -1122, -1372, -1621, -1871, },
|
||||
{ 148, 445, 743, 1040, 1337, 1634, 1932, 2229,
|
||||
-148, -445, -743, -1040, -1337, -1634, -1932, -2229, },
|
||||
{ 177, 531, 885, 1239, 1593, 1947, 2301, 2655,
|
||||
-177, -531, -885, -1239, -1593, -1947, -2301, -2655, },
|
||||
{ 210, 632, 1053, 1475, 1896, 2318, 2739, 3161,
|
||||
-210, -632, -1053, -1475, -1896, -2318, -2739, -3161, },
|
||||
{ 251, 753, 1255, 1757, 2260, 2762, 3264, 3766,
|
||||
-251, -753, -1255, -1757, -2260, -2762, -3264, -3766, },
|
||||
{ 299, 897, 1495, 2093, 2692, 3290, 3888, 4486,
|
||||
-299, -897, -1495, -2093, -2692, -3290, -3888, -4486, },
|
||||
{ 356, 1068, 1781, 2493, 3206, 3918, 4631, 5343,
|
||||
-356, -1068, -1781, -2493, -3206, -3918, -4631, -5343, },
|
||||
{ 424, 1273, 2121, 2970, 3819, 4668, 5516, 6365,
|
||||
-424, -1273, -2121, -2970, -3819, -4668, -5516, -6365, },
|
||||
};
|
||||
|
||||
static const int16_t oki_step_table[49] = {
|
||||
16, 17, 19, 21, 23, 25, 28, 31, 34, 37,
|
||||
41, 45, 50, 55, 60, 66, 73, 80, 88, 97,
|
||||
107, 118, 130, 143, 157, 173, 190, 209, 230, 253,
|
||||
279, 307, 337, 371, 408, 449, 494, 544, 598, 658,
|
||||
724, 796, 876, 963, 1060, 1166, 1282, 1411, 1552
|
||||
};
|
||||
|
||||
// padded to zero where table size is less then 16
|
||||
static const int8_t swf_index_tables[4][16] = {
|
||||
/*2*/ { -1, 2 },
|
||||
@ -335,8 +462,8 @@ static inline int16_t adpcm_ima_cunning_expand_nibble(ADPCMChannelStatus *c, int
|
||||
|
||||
nibble = sign_extend(nibble & 0xF, 4);
|
||||
|
||||
step = ff_adpcm_ima_cunning_step_table[c->step_index];
|
||||
step_index = c->step_index + ff_adpcm_ima_cunning_index_table[abs(nibble)];
|
||||
step = ima_cunning_step_table[c->step_index];
|
||||
step_index = c->step_index + ima_cunning_index_table[abs(nibble)];
|
||||
step_index = av_clip(step_index, 0, 60);
|
||||
|
||||
predictor = c->predictor + step * nibble;
|
||||
@ -354,7 +481,7 @@ static inline int16_t adpcm_ima_wav_expand_nibble(ADPCMChannelStatus *c, GetBitC
|
||||
shift = bps - 1;
|
||||
nibble = get_bits_le(gb, bps),
|
||||
step = ff_adpcm_step_table[c->step_index];
|
||||
step_index = c->step_index + ff_adpcm_index_tables[bps - 2][nibble];
|
||||
step_index = c->step_index + adpcm_index_tables[bps - 2][nibble];
|
||||
step_index = av_clip(step_index, 0, 88);
|
||||
|
||||
sign = nibble & (1 << shift);
|
||||
@ -419,7 +546,7 @@ static inline int16_t adpcm_ima_oki_expand_nibble(ADPCMChannelStatus *c, int nib
|
||||
{
|
||||
int step_index, predictor, sign, delta, diff, step;
|
||||
|
||||
step = ff_adpcm_oki_step_table[c->step_index];
|
||||
step = oki_step_table[c->step_index];
|
||||
step_index = c->step_index + ff_adpcm_index_table[(unsigned)nibble];
|
||||
step_index = av_clip(step_index, 0, 48);
|
||||
|
||||
@ -493,7 +620,7 @@ static inline int16_t adpcm_yamaha_expand_nibble(ADPCMChannelStatus *c, uint8_t
|
||||
|
||||
static inline int16_t adpcm_mtaf_expand_nibble(ADPCMChannelStatus *c, uint8_t nibble)
|
||||
{
|
||||
c->predictor += ff_adpcm_mtaf_stepsize[c->step][nibble];
|
||||
c->predictor += mtaf_stepsize[c->step][nibble];
|
||||
c->predictor = av_clip_int16(c->predictor);
|
||||
c->step += ff_adpcm_index_table[nibble];
|
||||
c->step = av_clip_uintp2(c->step, 5);
|
||||
@ -1836,8 +1963,8 @@ static int adpcm_decode_frame(AVCodecContext *avctx, void *data,
|
||||
int byte = bytestream2_get_byteu(&gb);
|
||||
int scale = 1 << (byte >> 4);
|
||||
int index = byte & 0xf;
|
||||
int factor1 = ff_adpcm_afc_coeffs[0][index];
|
||||
int factor2 = ff_adpcm_afc_coeffs[1][index];
|
||||
int factor1 = afc_coeffs[0][index];
|
||||
int factor2 = afc_coeffs[1][index];
|
||||
|
||||
/* Decode 16 samples. */
|
||||
for (int n = 0; n < 16; n++) {
|
||||
|
||||
@ -27,33 +27,11 @@
|
||||
|
||||
/* ff_adpcm_step_table[] and ff_adpcm_index_table[] are from the ADPCM
|
||||
reference source */
|
||||
static const int8_t adpcm_index_table2[4] = {
|
||||
-1, 2,
|
||||
-1, 2,
|
||||
};
|
||||
|
||||
static const int8_t adpcm_index_table3[8] = {
|
||||
-1, -1, 1, 2,
|
||||
-1, -1, 1, 2,
|
||||
};
|
||||
|
||||
const int8_t ff_adpcm_index_table[16] = {
|
||||
-1, -1, -1, -1, 2, 4, 6, 8,
|
||||
-1, -1, -1, -1, 2, 4, 6, 8,
|
||||
};
|
||||
|
||||
static const int8_t adpcm_index_table5[32] = {
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
|
||||
-1, -1, -1, -1, -1, -1, -1, -1, 1, 2, 4, 6, 8, 10, 13, 16,
|
||||
};
|
||||
|
||||
const int8_t * const ff_adpcm_index_tables[4] = {
|
||||
&adpcm_index_table2[0],
|
||||
&adpcm_index_table3[0],
|
||||
&ff_adpcm_index_table[0],
|
||||
&adpcm_index_table5[0],
|
||||
};
|
||||
|
||||
/**
|
||||
* This is the step table. Note that many programs use slight deviations from
|
||||
* this table, but such deviations are negligible:
|
||||
@ -70,14 +48,6 @@ const int16_t ff_adpcm_step_table[89] = {
|
||||
15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, 32767
|
||||
};
|
||||
|
||||
const int16_t ff_adpcm_oki_step_table[49] = {
|
||||
16, 17, 19, 21, 23, 25, 28, 31, 34, 37,
|
||||
41, 45, 50, 55, 60, 66, 73, 80, 88, 97,
|
||||
107, 118, 130, 143, 157, 173, 190, 209, 230, 253,
|
||||
279, 307, 337, 371, 408, 449, 494, 544, 598, 658,
|
||||
724, 796, 876, 963, 1060, 1166, 1282, 1411, 1552
|
||||
};
|
||||
|
||||
/* These are for MS-ADPCM */
|
||||
/* ff_adpcm_AdaptationTable[], ff_adpcm_AdaptCoeff1[], and
|
||||
ff_adpcm_AdaptCoeff2[] are from libsndfile */
|
||||
@ -105,100 +75,3 @@ const int8_t ff_adpcm_yamaha_difflookup[] = {
|
||||
1, 3, 5, 7, 9, 11, 13, 15,
|
||||
-1, -3, -5, -7, -9, -11, -13, -15
|
||||
};
|
||||
|
||||
const int16_t ff_adpcm_afc_coeffs[2][16] = {
|
||||
{ 0, 2048, 0, 1024, 4096, 3584, 3072, 4608, 4200, 4800, 5120, 2048, 1024, -1024, -1024, -2048 },
|
||||
{ 0, 0, 2048, 1024, -2048, -1536, -1024, -2560, -2248, -2300, -3072, -2048, -1024, 1024, 0, 0 }
|
||||
};
|
||||
|
||||
const int16_t ff_adpcm_mtaf_stepsize[32][16] = {
|
||||
{ 1, 5, 9, 13, 16, 20, 24, 28,
|
||||
-1, -5, -9, -13, -16, -20, -24, -28, },
|
||||
{ 2, 6, 11, 15, 20, 24, 29, 33,
|
||||
-2, -6, -11, -15, -20, -24, -29, -33, },
|
||||
{ 2, 7, 13, 18, 23, 28, 34, 39,
|
||||
-2, -7, -13, -18, -23, -28, -34, -39, },
|
||||
{ 3, 9, 15, 21, 28, 34, 40, 46,
|
||||
-3, -9, -15, -21, -28, -34, -40, -46, },
|
||||
{ 3, 11, 18, 26, 33, 41, 48, 56,
|
||||
-3, -11, -18, -26, -33, -41, -48, -56, },
|
||||
{ 4, 13, 22, 31, 40, 49, 58, 67,
|
||||
-4, -13, -22, -31, -40, -49, -58, -67, },
|
||||
{ 5, 16, 26, 37, 48, 59, 69, 80,
|
||||
-5, -16, -26, -37, -48, -59, -69, -80, },
|
||||
{ 6, 19, 31, 44, 57, 70, 82, 95,
|
||||
-6, -19, -31, -44, -57, -70, -82, -95, },
|
||||
{ 7, 22, 38, 53, 68, 83, 99, 114,
|
||||
-7, -22, -38, -53, -68, -83, -99, -114, },
|
||||
{ 9, 27, 45, 63, 81, 99, 117, 135,
|
||||
-9, -27, -45, -63, -81, -99, -117, -135, },
|
||||
{ 10, 32, 53, 75, 96, 118, 139, 161,
|
||||
-10, -32, -53, -75, -96, -118, -139, -161, },
|
||||
{ 12, 38, 64, 90, 115, 141, 167, 193,
|
||||
-12, -38, -64, -90, -115, -141, -167, -193, },
|
||||
{ 15, 45, 76, 106, 137, 167, 198, 228,
|
||||
-15, -45, -76, -106, -137, -167, -198, -228, },
|
||||
{ 18, 54, 91, 127, 164, 200, 237, 273,
|
||||
-18, -54, -91, -127, -164, -200, -237, -273, },
|
||||
{ 21, 65, 108, 152, 195, 239, 282, 326,
|
||||
-21, -65, -108, -152, -195, -239, -282, -326, },
|
||||
{ 25, 77, 129, 181, 232, 284, 336, 388,
|
||||
-25, -77, -129, -181, -232, -284, -336, -388, },
|
||||
{ 30, 92, 153, 215, 276, 338, 399, 461,
|
||||
-30, -92, -153, -215, -276, -338, -399, -461, },
|
||||
{ 36, 109, 183, 256, 329, 402, 476, 549,
|
||||
-36, -109, -183, -256, -329, -402, -476, -549, },
|
||||
{ 43, 130, 218, 305, 392, 479, 567, 654,
|
||||
-43, -130, -218, -305, -392, -479, -567, -654, },
|
||||
{ 52, 156, 260, 364, 468, 572, 676, 780,
|
||||
-52, -156, -260, -364, -468, -572, -676, -780, },
|
||||
{ 62, 186, 310, 434, 558, 682, 806, 930,
|
||||
-62, -186, -310, -434, -558, -682, -806, -930, },
|
||||
{ 73, 221, 368, 516, 663, 811, 958, 1106,
|
||||
-73, -221, -368, -516, -663, -811, -958, -1106, },
|
||||
{ 87, 263, 439, 615, 790, 966, 1142, 1318,
|
||||
-87, -263, -439, -615, -790, -966, -1142, -1318, },
|
||||
{ 104, 314, 523, 733, 942, 1152, 1361, 1571,
|
||||
-104, -314, -523, -733, -942, -1152, -1361, -1571, },
|
||||
{ 124, 374, 623, 873, 1122, 1372, 1621, 1871,
|
||||
-124, -374, -623, -873, -1122, -1372, -1621, -1871, },
|
||||
{ 148, 445, 743, 1040, 1337, 1634, 1932, 2229,
|
||||
-148, -445, -743, -1040, -1337, -1634, -1932, -2229, },
|
||||
{ 177, 531, 885, 1239, 1593, 1947, 2301, 2655,
|
||||
-177, -531, -885, -1239, -1593, -1947, -2301, -2655, },
|
||||
{ 210, 632, 1053, 1475, 1896, 2318, 2739, 3161,
|
||||
-210, -632, -1053, -1475, -1896, -2318, -2739, -3161, },
|
||||
{ 251, 753, 1255, 1757, 2260, 2762, 3264, 3766,
|
||||
-251, -753, -1255, -1757, -2260, -2762, -3264, -3766, },
|
||||
{ 299, 897, 1495, 2093, 2692, 3290, 3888, 4486,
|
||||
-299, -897, -1495, -2093, -2692, -3290, -3888, -4486, },
|
||||
{ 356, 1068, 1781, 2493, 3206, 3918, 4631, 5343,
|
||||
-356, -1068, -1781, -2493, -3206, -3918, -4631, -5343, },
|
||||
{ 424, 1273, 2121, 2970, 3819, 4668, 5516, 6365,
|
||||
-424, -1273, -2121, -2970, -3819, -4668, -5516, -6365, },
|
||||
};
|
||||
|
||||
/*
|
||||
* Dumped from the binaries:
|
||||
* - FantasticJourney.exe - 0x794D2, DGROUP:0x47A4D2
|
||||
* - BigRaceUSA.exe - 0x9B8AA, DGROUP:0x49C4AA
|
||||
* - Timeshock!.exe - 0x8506A, DGROUP:0x485C6A
|
||||
*/
|
||||
const int8_t ff_adpcm_ima_cunning_index_table[9] = {
|
||||
-1, -1, -1, -1, 1, 2, 3, 4, -1
|
||||
};
|
||||
|
||||
/*
|
||||
* Dumped from the binaries:
|
||||
* - FantasticJourney.exe - 0x79458, DGROUP:0x47A458
|
||||
* - BigRaceUSA.exe - 0x9B830, DGROUP:0x49C430
|
||||
* - Timeshock!.exe - 0x84FF0, DGROUP:0x485BF0
|
||||
*/
|
||||
const int16_t ff_adpcm_ima_cunning_step_table[61] = {
|
||||
1, 1, 1, 1, 2, 2, 3, 3, 4, 5,
|
||||
6, 7, 8, 10, 12, 14, 16, 20, 24, 28,
|
||||
32, 40, 48, 56, 64, 80, 96, 112, 128, 160,
|
||||
192, 224, 256, 320, 384, 448, 512, 640, 768, 896,
|
||||
1024, 1280, 1536, 1792, 2048, 2560, 3072, 3584, 4096, 5120,
|
||||
6144, 7168, 8192, 10240, 12288, 14336, 16384, 20480, 24576, 28672, 0
|
||||
};
|
||||
|
||||
@ -31,18 +31,12 @@
|
||||
static const uint8_t ff_adpcm_ima_block_sizes[4] = { 4, 12, 4, 20 };
|
||||
static const uint8_t ff_adpcm_ima_block_samples[4] = { 16, 32, 8, 32 };
|
||||
|
||||
extern const int8_t * const ff_adpcm_index_tables[4];
|
||||
extern const int8_t ff_adpcm_index_table[16];
|
||||
extern const int16_t ff_adpcm_step_table[89];
|
||||
extern const int16_t ff_adpcm_oki_step_table[49];
|
||||
extern const int16_t ff_adpcm_AdaptationTable[];
|
||||
extern const uint8_t ff_adpcm_AdaptCoeff1[];
|
||||
extern const int8_t ff_adpcm_AdaptCoeff2[];
|
||||
extern const int16_t ff_adpcm_yamaha_indexscale[];
|
||||
extern const int8_t ff_adpcm_yamaha_difflookup[];
|
||||
extern const int16_t ff_adpcm_afc_coeffs[2][16];
|
||||
extern const int16_t ff_adpcm_mtaf_stepsize[32][16];
|
||||
extern const int8_t ff_adpcm_ima_cunning_index_table[9];
|
||||
extern const int16_t ff_adpcm_ima_cunning_step_table[61];
|
||||
|
||||
#endif /* AVCODEC_ADPCM_DATA_H */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user