#include "vc1data.h"
/** Table for conversion between TTBLK and TTMB */
-const int ttblk_to_tt[3][8] = {
+const int ff_vc1_ttblk_to_tt[3][8] = {
{ TT_8X4, TT_4X8, TT_8X8, TT_4X4, TT_8X4_TOP, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT },
{ TT_8X8, TT_4X8_RIGHT, TT_4X8_LEFT, TT_4X4, TT_8X4, TT_4X8, TT_8X4_BOTTOM, TT_8X4_TOP },
{ TT_8X8, TT_4X8, TT_4X4, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT, TT_8X4, TT_8X4_TOP }
};
-const int ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
+const int ff_vc1_ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
/** MV P mode - the 5th element is only used for mode 1 */
-const uint8_t mv_pmode_table[2][5] = {
+const uint8_t ff_vc1_mv_pmode_table[2][5] = {
{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_MIXED_MV },
{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_1MV_HPEL_BILIN }
};
-const uint8_t mv_pmode_table2[2][4] = {
+const uint8_t ff_vc1_mv_pmode_table2[2][4] = {
{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_MIXED_MV },
{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_1MV_HPEL_BILIN }
};
-const int fps_nr[5] = { 24, 25, 30, 50, 60 },
- fps_dr[2] = { 1000, 1001 };
-const uint8_t pquant_table[3][32] = {
+const int ff_vc1_fps_nr[5] = { 24, 25, 30, 50, 60 },
+ ff_vc1_fps_dr[2] = { 1000, 1001 };
+const uint8_t ff_vc1_pquant_table[3][32] = {
{ /* Implicit quantizer */
0, 1, 2, 3, 4, 5, 6, 7, 8, 6, 7, 8, 9, 10, 11, 12,
13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 29, 31
*/
//@{
#define VC1_BFRACTION_VLC_BITS 7
-VLC vc1_bfraction_vlc;
+VLC ff_vc1_bfraction_vlc;
#define VC1_IMODE_VLC_BITS 4
-VLC vc1_imode_vlc;
+VLC ff_vc1_imode_vlc;
#define VC1_NORM2_VLC_BITS 3
-VLC vc1_norm2_vlc;
+VLC ff_vc1_norm2_vlc;
#define VC1_NORM6_VLC_BITS 9
-VLC vc1_norm6_vlc;
+VLC ff_vc1_norm6_vlc;
/* Could be optimized, one table only needs 8 bits */
#define VC1_TTMB_VLC_BITS 9 //12
-VLC vc1_ttmb_vlc[3];
+VLC ff_vc1_ttmb_vlc[3];
#define VC1_MV_DIFF_VLC_BITS 9 //15
-VLC vc1_mv_diff_vlc[4];
+VLC ff_vc1_mv_diff_vlc[4];
#define VC1_CBPCY_P_VLC_BITS 9 //14
-VLC vc1_cbpcy_p_vlc[4];
+VLC ff_vc1_cbpcy_p_vlc[4];
#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
-VLC vc1_4mv_block_pattern_vlc[4];
+VLC ff_vc1_4mv_block_pattern_vlc[4];
#define VC1_TTBLK_VLC_BITS 5
-VLC vc1_ttblk_vlc[3];
+VLC ff_vc1_ttblk_vlc[3];
#define VC1_SUBBLKPAT_VLC_BITS 6
-VLC vc1_subblkpat_vlc[3];
+VLC ff_vc1_subblkpat_vlc[3];
-VLC vc1_ac_coeff_table[8];
+VLC ff_vc1_ac_coeff_table[8];
//@}
#if B_FRACTION_DEN==840 //original bfraction from vc9data.h, not conforming to standard
/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
-const int16_t vc1_bfraction_lut[23] = {
+const int16_t ff_vc1_bfraction_lut[23] = {
420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
};
#else
/* pre-computed scales for all bfractions and base=256 */
-const int16_t vc1_bfraction_lut[23] = {
+const int16_t ff_vc1_bfraction_lut[23] = {
128 /*1/2*/, 85 /*1/3*/, 170 /*2/3*/, 64 /*1/4*/,
192 /*3/4*/, 51 /*1/5*/, 102 /*2/5*/,
153 /*3/5*/, 204 /*4/5*/, 43 /*1/6*/, 215 /*5/6*/,
};
#endif
-const uint8_t vc1_bfraction_bits[23] = {
+const uint8_t ff_vc1_bfraction_bits[23] = {
3, 3, 3, 3,
3, 3, 3,
7, 7, 7, 7,
7, 7,
7, 7
};
-const uint8_t vc1_bfraction_codes[23] = {
+const uint8_t ff_vc1_bfraction_codes[23] = {
0, 1, 2, 3,
4, 5, 6,
112, 113, 114, 115,
};
//Same as H.264
-const AVRational vc1_pixel_aspect[16]={
+const AVRational ff_vc1_pixel_aspect[16]={
{0, 1},
{1, 1},
{12, 11},
};
/* BitPlane IMODE - such a small table... */
-const uint8_t vc1_imode_codes[7] = {
+const uint8_t ff_vc1_imode_codes[7] = {
0, 2, 1, 3, 1, 2, 3
};
-const uint8_t vc1_imode_bits[7] = {
+const uint8_t ff_vc1_imode_bits[7] = {
4, 2, 3, 2, 4, 3, 3
};
/* Normal-2 imode */
-const uint8_t vc1_norm2_codes[4] = {
+const uint8_t ff_vc1_norm2_codes[4] = {
0, 4, 5, 3
};
-const uint8_t vc1_norm2_bits[4] = {
+const uint8_t ff_vc1_norm2_bits[4] = {
1, 3, 3, 2
};
-const uint16_t vc1_norm6_codes[64] = {
+const uint16_t ff_vc1_norm6_codes[64] = {
0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
};
-const uint8_t vc1_norm6_bits[64] = {
+const uint8_t ff_vc1_norm6_bits[64] = {
1, 4, 4, 8, 4, 8, 8, 10, 4, 8, 8, 10, 8, 10, 10, 13,
4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
8, 10, 10, 13, 10, 13, 13, 9, 10, 13, 13, 9, 13, 9, 9, 6,
};
/* Normal-6 imode */
-const uint8_t vc1_norm6_spec[64][5] = {
+const uint8_t ff_vc1_norm6_spec[64][5] = {
{ 0, 1, 1 },
{ 1, 2, 4 },
{ 2, 3, 4 },
};
/* 4MV Block pattern VLC tables */
-const uint8_t vc1_4mv_block_pattern_codes[4][16] = {
+const uint8_t ff_vc1_4mv_block_pattern_codes[4][16] = {
{ 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27, 0, 28, 1, 2, 2},
{ 8, 18, 19, 4, 20, 5, 30, 11, 21, 31, 6, 12, 7, 13, 14, 0},
{ 15, 6, 7, 2, 8, 3, 28, 9, 10, 29, 4, 11, 5, 12, 13, 0},
{ 0, 11, 12, 4, 13, 5, 30, 16, 14, 31, 6, 17, 7, 18, 19, 10}
};
-const uint8_t vc1_4mv_block_pattern_bits[4][16] = {
+const uint8_t ff_vc1_4mv_block_pattern_bits[4][16] = {
{ 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
{ 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
{ 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
/* P-Picture CBPCY VLC tables */
#if 1 // Looks like original tables are not conforming to standard at all. Are they used for old WMV?
-const uint16_t vc1_cbpcy_p_codes[4][64] = {
+const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
{
0, 6, 15, 13, 13, 11, 3, 13, 5, 8, 49, 10, 12, 114, 102, 119,
1, 54, 96, 8, 10, 111, 5, 15, 12, 10, 2, 12, 13, 115, 53, 63,
}
};
-const uint8_t vc1_cbpcy_p_bits[4][64] = {
+const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
{
13, 13, 7, 13, 7, 13, 13, 12, 6, 13, 7, 12, 6, 8, 8, 8,
5, 7, 8, 12, 6, 8, 13, 12, 7, 13, 13, 12, 6, 8, 7, 7,
}
};
#else
-const uint16_t vc1_cbpcy_p_codes[4][64] = {
+const uint16_t ff_vc1_cbpcy_p_codes[4][64] = {
{
0, 1, 1, 4, 5, 1, 12, 4, 13, 14, 10, 11, 12, 7, 13, 2,
15, 1, 96, 1, 49, 97, 2, 100, 3, 4, 5, 101, 102, 52, 53, 4,
44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 28, 29, 30, 31
}
};
-const uint8_t vc1_cbpcy_p_bits[4][64] = {
+const uint8_t ff_vc1_cbpcy_p_bits[4][64] = {
{
13, 6, 5, 6, 6, 7, 7, 5, 7, 7, 6, 6, 6, 5, 6, 3,
7, 8, 8, 13, 7, 8, 13, 8, 13, 13, 13, 8, 8, 7, 7, 3,
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both
* 4x8,MB,right 4x8,MB,left
* 4x4,MB */
-const uint16_t vc1_ttmb_codes[3][16] = {
+const uint16_t ff_vc1_ttmb_codes[3][16] = {
{
0x0003,
0x002E, 0x005F, 0x0000,
}
};
-const uint8_t vc1_ttmb_bits[3][16] = {
+const uint8_t ff_vc1_ttmb_bits[3][16] = {
{
2,
6, 7, 2,
};
/* TTBLK (Transform Type per Block) tables */
-const uint8_t vc1_ttblk_codes[3][8] = {
+const uint8_t ff_vc1_ttblk_codes[3][8] = {
{ 0, 1, 3, 5, 16, 17, 18, 19},
{ 3, 0, 1, 2, 3, 5, 8, 9},
{ 1, 0, 1, 4, 6, 7, 10, 11}
};
-const uint8_t vc1_ttblk_bits[3][8] = {
+const uint8_t ff_vc1_ttblk_bits[3][8] = {
{ 2, 2, 2, 3, 5, 5, 5, 5},
{ 2, 3, 3, 3, 3, 3, 4, 4},
{ 2, 3, 3, 3, 3, 3, 4, 4}
};
/* SUBBLKPAT tables, p93-94, reordered */
-const uint8_t vc1_subblkpat_codes[3][15] = {
+const uint8_t ff_vc1_subblkpat_codes[3][15] = {
{ 14, 12, 7, 11, 9, 26, 2, 10, 27, 8, 0, 6, 1, 15, 1},
{ 14, 0, 8, 15, 10, 4, 23, 13, 5, 9, 25, 3, 24, 22, 1},
{ 5, 6, 2, 2, 8, 0, 28, 3, 1, 3, 29, 1, 19, 18, 15}
};
-const uint8_t vc1_subblkpat_bits[3][15] = {
+const uint8_t ff_vc1_subblkpat_bits[3][15] = {
{ 5, 5, 5, 5, 5, 6, 4, 5, 6, 5, 4, 5, 4, 5, 1},
{ 4, 3, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 2},
{ 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4}
};
/* MV differential tables, p265 */
-const uint16_t vc1_mv_diff_codes[4][73] = {
+const uint16_t ff_vc1_mv_diff_codes[4][73] = {
{
0, 2, 3, 8, 576, 3, 2, 6,
5, 577, 578, 7, 8, 9, 40, 19,
15 /* 73 elements */
}
};
-const uint8_t vc1_mv_diff_bits[4][73] = {
+const uint8_t ff_vc1_mv_diff_bits[4][73] = {
{
6, 7, 7, 8, 14, 6, 5, 6, 7, 14, 14, 6, 6, 6, 8, 9,
10, 9, 7, 7, 7, 14, 14, 10, 9, 10, 8, 10, 10, 14, 14, 14,
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
/* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
-const int8_t vc1_normal_zz[64] = {
+const int8_t ff_vc1_normal_zz[64] = {
0, 8, 1, 2, 9, 16, 24, 17,
10, 3, 4, 11, 18, 25, 32, 40,
33, 48, 26, 19, 12, 5, 6, 13,
61, 46, 39, 47, 54, 62, 55, 63
};
-const int8_t vc1_horizontal_zz [64] = /* Table 227 */
+const int8_t ff_vc1_horizontal_zz [64] = /* Table 227 */
{
0, 1, 8, 2, 3, 9, 16, 24,
17, 10, 4, 5, 11, 18, 25, 32,
46, 39, 47, 54, 61, 62, 55, 63
};
-const int8_t vc1_vertical_zz [64] = /* Table 228 */
+const int8_t ff_vc1_vertical_zz [64] = /* Table 228 */
{
0, 8, 16, 1, 24, 32, 40, 9,
2, 3, 10, 17, 25, 48, 56, 41,
46, 39, 47, 54, 61, 62, 55, 63
};
-const int8_t vc1_simple_progressive_8x8_zz [64] =
+const int8_t ff_vc1_simple_progressive_8x8_zz [64] =
/* Table 229 */
{
0, 8, 1, 2, 9, 16, 24, 17,
61, 62, 54, 46, 39, 47, 55, 63
};
-const int8_t vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
+const int8_t ff_vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
{
0, 1, 2, 8, 3, 9, 10, 16,
4, 11, 17, 24, 18, 12, 5, 19,
14, 22, 29, 7, 30, 15, 23, 31
};
-const int8_t vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
+const int8_t ff_vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
{
0, 8, 1, 16,
9, 24, 17, 2,
};
/* Table 232 */
-const int8_t vc1_simple_progressive_4x4_zz [16] =
+const int8_t ff_vc1_simple_progressive_4x4_zz [16] =
{
0, 8, 16, 1,
9, 24, 17, 2,
11, 26, 19, 27
};
-const int8_t vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
+const int8_t ff_vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
{
0, 8, 1, 16, 2, 9, 10, 3,
24, 17, 4, 11, 18, 12, 5, 19,
14, 22, 29, 7, 30, 15, 23, 31
};
-const int8_t vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
+const int8_t ff_vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
{
0, 1, 8, 2,
9, 16, 17, 24,
35, 43, 51, 59
};
-const int8_t vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
+const int8_t ff_vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
{
0, 8, 1, 16, 24, 9, 2, 32,
40, 48, 56, 17, 10, 3, 25, 18,
61, 62, 54, 46, 39, 47, 55, 63
};
-const int8_t vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
+const int8_t ff_vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
{
0, 8, 16, 24, 1, 9, 2, 17,
25, 10, 3, 18, 26, 4, 11, 19,
14, 22, 29, 7, 30, 15, 23, 31
};
-const int8_t vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
+const int8_t ff_vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
{
0, 1, 2, 8,
16, 9, 24, 17,
35, 43, 51, 59
};
-const int8_t vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
+const int8_t ff_vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
{
0, 8, 16, 24,
1, 9, 17, 2,
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
-const int32_t vc1_dqscale[63] = {
+const int32_t ff_vc1_dqscale[63] = {
0x40000, 0x20000, 0x15555, 0x10000, 0xCCCD, 0xAAAB, 0x9249, 0x8000,
0x71C7, 0x6666, 0x5D17, 0x5555, 0x4EC5, 0x4925, 0x4444, 0x4000,
0x3C3C, 0x38E4, 0x35E5, 0x3333, 0x30C3, 0x2E8C, 0x2C86, 0x2AAB,