*/
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] = {
16, 16, 16, 16, 16, 16, 16, 16,
};
-static 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,
-};
-
static const uint16_t vlc_dc_lum_code[12] = {
0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
};
{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 */
};
{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},
{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
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] = {
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] = {
{ 0xc, 10 },
};
-#define MPEG1_FRAME_RATE_BASE 1001
-
-static const int frame_rate_tab[16] = {
- 0,
- 24000,
- 24024,
- 25025,
- 30000,
- 30030,
- 50050,
- 60000,
- 60060,
+const AVRational ff_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] = {
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,
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,
{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,
+};