#if 0 //64*cubic
static const uint8_t obmc32[1024]={
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
- 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 1, 1, 2, 2, 3, 4, 4, 5, 6, 6, 7, 7, 8, 8, 8, 8, 7, 7, 6, 6, 5, 4, 4, 3, 2, 2, 1, 1, 0, 0,
- 0, 0, 1, 2, 2, 3, 4, 6, 7, 8, 9,10,11,12,12,12,12,12,12,11,10, 9, 8, 7, 6, 4, 3, 2, 2, 1, 0, 0,
- 0, 1, 1, 2, 3, 5, 6, 8,10,11,13,14,15,16,17,18,18,17,16,15,14,13,11,10, 8, 6, 5, 3, 2, 1, 1, 0,
- 0, 1, 1, 3, 4, 6, 8,10,13,15,17,19,20,22,22,23,23,22,22,20,19,17,15,13,10, 8, 6, 4, 3, 1, 1, 0,
- 0, 1, 2, 4, 6, 8,10,13,16,19,21,23,25,27,28,29,29,28,27,25,23,21,19,16,13,10, 8, 6, 4, 2, 1, 0,
- 0, 1, 2, 4, 7,10,13,16,19,22,25,28,31,33,34,35,35,34,33,31,28,25,22,19,16,13,10, 7, 4, 2, 1, 0,
- 0, 1, 3, 5, 8,11,15,19,22,26,30,33,36,38,40,41,41,40,38,36,33,30,26,22,19,15,11, 8, 5, 3, 1, 0,
- 0, 1, 3, 6, 9,12,17,21,25,30,34,38,41,44,45,46,46,45,44,41,38,34,30,25,21,17,12, 9, 6, 3, 1, 0,
- 0, 1, 3, 6,10,14,19,23,28,33,38,42,45,48,51,52,52,51,48,45,42,38,33,28,23,19,14,10, 6, 3, 1, 0,
- 0, 1, 4, 7,11,15,20,25,31,36,41,45,49,52,55,56,56,55,52,49,45,41,36,31,25,20,15,11, 7, 4, 1, 0,
- 0, 2, 4, 7,12,16,22,27,33,38,44,48,52,56,58,60,60,58,56,52,48,44,38,33,27,22,16,12, 7, 4, 2, 0,
- 0, 1, 4, 8,12,17,22,28,34,40,45,51,55,58,61,62,62,61,58,55,51,45,40,34,28,22,17,12, 8, 4, 1, 0,
- 0, 2, 4, 8,12,18,23,29,35,41,46,52,56,60,62,64,64,62,60,56,52,46,41,35,29,23,18,12, 8, 4, 2, 0,
- 0, 2, 4, 8,12,18,23,29,35,41,46,52,56,60,62,64,64,62,60,56,52,46,41,35,29,23,18,12, 8, 4, 2, 0,
- 0, 1, 4, 8,12,17,22,28,34,40,45,51,55,58,61,62,62,61,58,55,51,45,40,34,28,22,17,12, 8, 4, 1, 0,
- 0, 2, 4, 7,12,16,22,27,33,38,44,48,52,56,58,60,60,58,56,52,48,44,38,33,27,22,16,12, 7, 4, 2, 0,
- 0, 1, 4, 7,11,15,20,25,31,36,41,45,49,52,55,56,56,55,52,49,45,41,36,31,25,20,15,11, 7, 4, 1, 0,
- 0, 1, 3, 6,10,14,19,23,28,33,38,42,45,48,51,52,52,51,48,45,42,38,33,28,23,19,14,10, 6, 3, 1, 0,
- 0, 1, 3, 6, 9,12,17,21,25,30,34,38,41,44,45,46,46,45,44,41,38,34,30,25,21,17,12, 9, 6, 3, 1, 0,
- 0, 1, 3, 5, 8,11,15,19,22,26,30,33,36,38,40,41,41,40,38,36,33,30,26,22,19,15,11, 8, 5, 3, 1, 0,
- 0, 1, 2, 4, 7,10,13,16,19,22,25,28,31,33,34,35,35,34,33,31,28,25,22,19,16,13,10, 7, 4, 2, 1, 0,
- 0, 1, 2, 4, 6, 8,10,13,16,19,21,23,25,27,28,29,29,28,27,25,23,21,19,16,13,10, 8, 6, 4, 2, 1, 0,
- 0, 1, 1, 3, 4, 6, 8,10,13,15,17,19,20,22,22,23,23,22,22,20,19,17,15,13,10, 8, 6, 4, 3, 1, 1, 0,
- 0, 1, 1, 2, 3, 5, 6, 8,10,11,13,14,15,16,17,18,18,17,16,15,14,13,11,10, 8, 6, 5, 3, 2, 1, 1, 0,
- 0, 0, 1, 2, 2, 3, 4, 6, 7, 8, 9,10,11,12,12,12,12,12,12,11,10, 9, 8, 7, 6, 4, 3, 2, 2, 1, 0, 0,
- 0, 0, 1, 1, 2, 2, 3, 4, 4, 5, 6, 6, 7, 7, 8, 8, 8, 8, 7, 7, 6, 6, 5, 4, 4, 3, 2, 2, 1, 1, 0, 0,
- 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0,
+ 0, 0, 0, 4, 4, 4, 4, 8, 8, 12, 12, 12, 16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 8, 8, 4, 4, 4, 4, 0, 0, 0,
+ 0, 0, 4, 4, 8, 8, 12, 16, 16, 20, 24, 24, 28, 28, 32, 32, 32, 32, 28, 28, 24, 24, 20, 16, 16, 12, 8, 8, 4, 4, 0, 0,
+ 0, 0, 4, 8, 8, 12, 16, 24, 28, 32, 36, 40, 44, 48, 48, 48, 48, 48, 48, 44, 40, 36, 32, 28, 24, 16, 12, 8, 8, 4, 0, 0,
+ 0, 4, 4, 8, 12, 20, 24, 32, 40, 44, 52, 56, 60, 64, 68, 72, 72, 68, 64, 60, 56, 52, 44, 40, 32, 24, 20, 12, 8, 4, 4, 0,
+ 0, 4, 4, 12, 16, 24, 32, 40, 52, 60, 68, 76, 80, 88, 88, 92, 92, 88, 88, 80, 76, 68, 60, 52, 40, 32, 24, 16, 12, 4, 4, 0,
+ 0, 4, 8, 16, 24, 32, 40, 52, 64, 76, 84, 92,100,108,112,116,116,112,108,100, 92, 84, 76, 64, 52, 40, 32, 24, 16, 8, 4, 0,
+ 0, 4, 8, 16, 28, 40, 52, 64, 76, 88,100,112,124,132,136,140,140,136,132,124,112,100, 88, 76, 64, 52, 40, 28, 16, 8, 4, 0,
+ 0, 4, 12, 20, 32, 44, 60, 76, 88,104,120,132,144,152,160,164,164,160,152,144,132,120,104, 88, 76, 60, 44, 32, 20, 12, 4, 0,
+ 0, 4, 12, 24, 36, 48, 68, 84,100,120,136,152,164,176,180,184,184,180,176,164,152,136,120,100, 84, 68, 48, 36, 24, 12, 4, 0,
+ 0, 4, 12, 24, 40, 56, 76, 92,112,132,152,168,180,192,204,208,208,204,192,180,168,152,132,112, 92, 76, 56, 40, 24, 12, 4, 0,
+ 0, 4, 16, 28, 44, 60, 80,100,124,144,164,180,196,208,220,224,224,220,208,196,180,164,144,124,100, 80, 60, 44, 28, 16, 4, 0,
+ 0, 8, 16, 28, 48, 64, 88,108,132,152,176,192,208,224,232,240,240,232,224,208,192,176,152,132,108, 88, 64, 48, 28, 16, 8, 0,
+ 0, 4, 16, 32, 48, 68, 88,112,136,160,180,204,220,232,244,248,248,244,232,220,204,180,160,136,112, 88, 68, 48, 32, 16, 4, 0,
+ 1, 8, 16, 32, 48, 72, 92,116,140,164,184,208,224,240,248,255,255,248,240,224,208,184,164,140,116, 92, 72, 48, 32, 16, 8, 1,
+ 1, 8, 16, 32, 48, 72, 92,116,140,164,184,208,224,240,248,255,255,248,240,224,208,184,164,140,116, 92, 72, 48, 32, 16, 8, 1,
+ 0, 4, 16, 32, 48, 68, 88,112,136,160,180,204,220,232,244,248,248,244,232,220,204,180,160,136,112, 88, 68, 48, 32, 16, 4, 0,
+ 0, 8, 16, 28, 48, 64, 88,108,132,152,176,192,208,224,232,240,240,232,224,208,192,176,152,132,108, 88, 64, 48, 28, 16, 8, 0,
+ 0, 4, 16, 28, 44, 60, 80,100,124,144,164,180,196,208,220,224,224,220,208,196,180,164,144,124,100, 80, 60, 44, 28, 16, 4, 0,
+ 0, 4, 12, 24, 40, 56, 76, 92,112,132,152,168,180,192,204,208,208,204,192,180,168,152,132,112, 92, 76, 56, 40, 24, 12, 4, 0,
+ 0, 4, 12, 24, 36, 48, 68, 84,100,120,136,152,164,176,180,184,184,180,176,164,152,136,120,100, 84, 68, 48, 36, 24, 12, 4, 0,
+ 0, 4, 12, 20, 32, 44, 60, 76, 88,104,120,132,144,152,160,164,164,160,152,144,132,120,104, 88, 76, 60, 44, 32, 20, 12, 4, 0,
+ 0, 4, 8, 16, 28, 40, 52, 64, 76, 88,100,112,124,132,136,140,140,136,132,124,112,100, 88, 76, 64, 52, 40, 28, 16, 8, 4, 0,
+ 0, 4, 8, 16, 24, 32, 40, 52, 64, 76, 84, 92,100,108,112,116,116,112,108,100, 92, 84, 76, 64, 52, 40, 32, 24, 16, 8, 4, 0,
+ 0, 4, 4, 12, 16, 24, 32, 40, 52, 60, 68, 76, 80, 88, 88, 92, 92, 88, 88, 80, 76, 68, 60, 52, 40, 32, 24, 16, 12, 4, 4, 0,
+ 0, 4, 4, 8, 12, 20, 24, 32, 40, 44, 52, 56, 60, 64, 68, 72, 72, 68, 64, 60, 56, 52, 44, 40, 32, 24, 20, 12, 8, 4, 4, 0,
+ 0, 0, 4, 8, 8, 12, 16, 24, 28, 32, 36, 40, 44, 48, 48, 48, 48, 48, 48, 44, 40, 36, 32, 28, 24, 16, 12, 8, 8, 4, 0, 0,
+ 0, 0, 4, 4, 8, 8, 12, 16, 16, 20, 24, 24, 28, 28, 32, 32, 32, 32, 28, 28, 24, 24, 20, 16, 16, 12, 8, 8, 4, 4, 0, 0,
+ 0, 0, 0, 4, 4, 4, 4, 8, 8, 12, 12, 12, 16, 16, 16, 16, 16, 16, 16, 16, 12, 12, 12, 8, 8, 4, 4, 4, 4, 0, 0, 0,
+ 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
//error:0.000022
};
static const uint8_t obmc16[256]={
- 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 1, 1, 2, 4, 5, 5, 6, 6, 5, 5, 4, 2, 1, 1, 0,
- 0, 1, 4, 6, 9,11,13,15,15,13,11, 9, 6, 4, 1, 0,
- 0, 2, 6,11,15,20,24,26,26,24,20,15,11, 6, 2, 0,
- 0, 4, 9,15,23,29,34,38,38,34,29,23,15, 9, 4, 0,
- 0, 5,11,20,29,38,45,49,49,45,38,29,20,11, 5, 0,
- 1, 5,13,24,34,45,53,57,57,53,45,34,24,13, 5, 1,
- 1, 6,15,26,38,49,57,62,62,57,49,38,26,15, 6, 1,
- 1, 6,15,26,38,49,57,62,62,57,49,38,26,15, 6, 1,
- 1, 5,13,24,34,45,53,57,57,53,45,34,24,13, 5, 1,
- 0, 5,11,20,29,38,45,49,49,45,38,29,20,11, 5, 0,
- 0, 4, 9,15,23,29,34,38,38,34,29,23,15, 9, 4, 0,
- 0, 2, 6,11,15,20,24,26,26,24,20,15,11, 6, 2, 0,
- 0, 1, 4, 6, 9,11,13,15,15,13,11, 9, 6, 4, 1, 0,
- 0, 1, 1, 2, 4, 5, 5, 6, 6, 5, 5, 4, 2, 1, 1, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0,
+ 0, 4, 4, 8, 16, 20, 20, 24, 24, 20, 20, 16, 8, 4, 4, 0,
+ 0, 4, 16, 24, 36, 44, 52, 60, 60, 52, 44, 36, 24, 16, 4, 0,
+ 0, 8, 24, 44, 60, 80, 96,104,104, 96, 80, 60, 44, 24, 8, 0,
+ 0, 16, 36, 60, 92,116,136,152,152,136,116, 92, 60, 36, 16, 0,
+ 0, 20, 44, 80,116,152,180,196,196,180,152,116, 80, 44, 20, 0,
+ 4, 20, 52, 96,136,180,212,228,228,212,180,136, 96, 52, 20, 4,
+ 4, 24, 60,104,152,196,228,248,248,228,196,152,104, 60, 24, 4,
+ 4, 24, 60,104,152,196,228,248,248,228,196,152,104, 60, 24, 4,
+ 4, 20, 52, 96,136,180,212,228,228,212,180,136, 96, 52, 20, 4,
+ 0, 20, 44, 80,116,152,180,196,196,180,152,116, 80, 44, 20, 0,
+ 0, 16, 36, 60, 92,116,136,152,152,136,116, 92, 60, 36, 16, 0,
+ 0, 8, 24, 44, 60, 80, 96,104,104, 96, 80, 60, 44, 24, 8, 0,
+ 0, 4, 16, 24, 36, 44, 52, 60, 60, 52, 44, 36, 24, 16, 4, 0,
+ 0, 4, 4, 8, 16, 20, 20, 24, 24, 20, 20, 16, 8, 4, 4, 0,
+ 0, 0, 0, 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0,
//error:0.000033
};
#elif 1 // 64*linear
};
#else //64*cos
static const uint8_t obmc32[1024]={
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 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, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 1, 1, 1, 2, 2, 3, 4, 5, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 4, 3, 2, 2, 1, 1, 1, 0, 0,
- 0, 0, 1, 1, 2, 3, 4, 5, 6, 7, 9,10,11,11,12,12,12,12,11,11,10, 9, 7, 6, 5, 4, 3, 2, 1, 1, 0, 0,
- 0, 0, 1, 2, 3, 5, 6, 8, 9,11,12,14,15,16,17,17,17,17,16,15,14,12,11, 9, 8, 6, 5, 3, 2, 1, 0, 0,
- 0, 1, 1, 2, 4, 6, 8,10,12,15,17,19,20,21,22,23,23,22,21,20,19,17,15,12,10, 8, 6, 4, 2, 1, 1, 0,
- 0, 1, 2, 3, 5, 8,10,13,16,19,21,24,26,27,28,29,29,28,27,26,24,21,19,16,13,10, 8, 5, 3, 2, 1, 0,
- 0, 1, 2, 4, 6, 9,12,16,19,23,26,29,31,33,34,35,35,34,33,31,29,26,23,19,16,12, 9, 6, 4, 2, 1, 0,
- 0, 1, 3, 5, 7,11,15,19,23,26,30,34,37,39,40,41,41,40,39,37,34,30,26,23,19,15,11, 7, 5, 3, 1, 0,
- 0, 1, 3, 5, 9,12,17,21,26,30,35,38,42,44,46,47,47,46,44,42,38,35,30,26,21,17,12, 9, 5, 3, 1, 0,
- 0, 1, 3, 6, 9,14,19,24,29,34,38,43,46,49,51,52,52,51,49,46,43,38,34,29,24,19,14, 9, 6, 3, 1, 0,
- 0, 1, 3, 6,11,15,20,26,31,37,42,46,50,53,56,57,57,56,53,50,46,42,37,31,26,20,15,11, 6, 3, 1, 0,
- 0, 1, 3, 7,11,16,21,27,33,39,44,49,53,57,59,60,60,59,57,53,49,44,39,33,27,21,16,11, 7, 3, 1, 0,
- 0, 1, 4, 7,12,17,22,28,34,40,46,51,56,59,61,63,63,61,59,56,51,46,40,34,28,22,17,12, 7, 4, 1, 0,
- 0, 1, 4, 7,12,17,23,29,35,41,47,52,57,60,63,64,64,63,60,57,52,47,41,35,29,23,17,12, 7, 4, 1, 0,
- 0, 1, 4, 7,12,17,23,29,35,41,47,52,57,60,63,64,64,63,60,57,52,47,41,35,29,23,17,12, 7, 4, 1, 0,
- 0, 1, 4, 7,12,17,22,28,34,40,46,51,56,59,61,63,63,61,59,56,51,46,40,34,28,22,17,12, 7, 4, 1, 0,
- 0, 1, 3, 7,11,16,21,27,33,39,44,49,53,57,59,60,60,59,57,53,49,44,39,33,27,21,16,11, 7, 3, 1, 0,
- 0, 1, 3, 6,11,15,20,26,31,37,42,46,50,53,56,57,57,56,53,50,46,42,37,31,26,20,15,11, 6, 3, 1, 0,
- 0, 1, 3, 6, 9,14,19,24,29,34,38,43,46,49,51,52,52,51,49,46,43,38,34,29,24,19,14, 9, 6, 3, 1, 0,
- 0, 1, 3, 5, 9,12,17,21,26,30,35,38,42,44,46,47,47,46,44,42,38,35,30,26,21,17,12, 9, 5, 3, 1, 0,
- 0, 1, 3, 5, 7,11,15,19,23,26,30,34,37,39,40,41,41,40,39,37,34,30,26,23,19,15,11, 7, 5, 3, 1, 0,
- 0, 1, 2, 4, 6, 9,12,16,19,23,26,29,31,33,34,35,35,34,33,31,29,26,23,19,16,12, 9, 6, 4, 2, 1, 0,
- 0, 1, 2, 3, 5, 8,10,13,16,19,21,24,26,27,28,29,29,28,27,26,24,21,19,16,13,10, 8, 5, 3, 2, 1, 0,
- 0, 1, 1, 2, 4, 6, 8,10,12,15,17,19,20,21,22,23,23,22,21,20,19,17,15,12,10, 8, 6, 4, 2, 1, 1, 0,
- 0, 0, 1, 2, 3, 5, 6, 8, 9,11,12,14,15,16,17,17,17,17,16,15,14,12,11, 9, 8, 6, 5, 3, 2, 1, 0, 0,
- 0, 0, 1, 1, 2, 3, 4, 5, 6, 7, 9,10,11,11,12,12,12,12,11,11,10, 9, 7, 6, 5, 4, 3, 2, 1, 1, 0, 0,
- 0, 0, 1, 1, 1, 2, 2, 3, 4, 5, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 4, 3, 2, 2, 1, 1, 1, 0, 0,
- 0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, 8, 4, 4, 8, 4, 4, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 4, 4, 4, 4, 8, 8, 12, 12, 12, 12, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 8, 8, 4, 4, 4, 4, 0, 0, 0,
+ 0, 0, 4, 4, 4, 8, 8, 12, 16, 20, 20, 24, 28, 28, 28, 28, 28, 28, 28, 28, 24, 20, 20, 16, 12, 8, 8, 4, 4, 4, 0, 0,
+ 0, 0, 4, 4, 8, 12, 16, 20, 24, 28, 36, 40, 44, 44, 48, 48, 48, 48, 44, 44, 40, 36, 28, 24, 20, 16, 12, 8, 4, 4, 0, 0,
+ 0, 0, 4, 8, 12, 20, 24, 32, 36, 44, 48, 56, 60, 64, 68, 68, 68, 68, 64, 60, 56, 48, 44, 36, 32, 24, 20, 12, 8, 4, 0, 0,
+ 0, 4, 4, 8, 16, 24, 32, 40, 48, 60, 68, 76, 80, 84, 88, 92, 92, 88, 84, 80, 76, 68, 60, 48, 40, 32, 24, 16, 8, 4, 4, 0,
+ 0, 4, 8, 12, 20, 32, 40, 52, 64, 76, 84, 96,104,108,112,116,116,112,108,104, 96, 84, 76, 64, 52, 40, 32, 20, 12, 8, 4, 0,
+ 0, 4, 8, 16, 24, 36, 48, 64, 76, 92,104,116,124,132,136,140,140,136,132,124,116,104, 92, 76, 64, 48, 36, 24, 16, 8, 4, 0,
+ 0, 4, 12, 20, 28, 44, 60, 76, 92,104,120,136,148,156,160,164,164,160,156,148,136,120,104, 92, 76, 60, 44, 28, 20, 12, 4, 0,
+ 0, 4, 12, 20, 36, 48, 68, 84,104,120,140,152,168,176,184,188,188,184,176,168,152,140,120,104, 84, 68, 48, 36, 20, 12, 4, 0,
+ 0, 4, 12, 24, 36, 56, 76, 96,116,136,152,172,184,196,204,208,208,204,196,184,172,152,136,116, 96, 76, 56, 36, 24, 12, 4, 0,
+ 0, 4, 12, 24, 44, 60, 80,104,124,148,168,184,200,212,224,228,228,224,212,200,184,168,148,124,104, 80, 60, 44, 24, 12, 4, 0,
+ 0, 4, 12, 28, 44, 64, 84,108,132,156,176,196,212,228,236,240,240,236,228,212,196,176,156,132,108, 84, 64, 44, 28, 12, 4, 0,
+ 0, 4, 16, 28, 48, 68, 88,112,136,160,184,204,224,236,244,252,252,244,236,224,204,184,160,136,112, 88, 68, 48, 28, 16, 4, 0,
+ 1, 4, 16, 28, 48, 68, 92,116,140,164,188,208,228,240,252,255,255,252,240,228,208,188,164,140,116, 92, 68, 48, 28, 16, 4, 1,
+ 1, 4, 16, 28, 48, 68, 92,116,140,164,188,208,228,240,252,255,255,252,240,228,208,188,164,140,116, 92, 68, 48, 28, 16, 4, 1,
+ 0, 4, 16, 28, 48, 68, 88,112,136,160,184,204,224,236,244,252,252,244,236,224,204,184,160,136,112, 88, 68, 48, 28, 16, 4, 0,
+ 0, 4, 12, 28, 44, 64, 84,108,132,156,176,196,212,228,236,240,240,236,228,212,196,176,156,132,108, 84, 64, 44, 28, 12, 4, 0,
+ 0, 4, 12, 24, 44, 60, 80,104,124,148,168,184,200,212,224,228,228,224,212,200,184,168,148,124,104, 80, 60, 44, 24, 12, 4, 0,
+ 0, 4, 12, 24, 36, 56, 76, 96,116,136,152,172,184,196,204,208,208,204,196,184,172,152,136,116, 96, 76, 56, 36, 24, 12, 4, 0,
+ 0, 4, 12, 20, 36, 48, 68, 84,104,120,140,152,168,176,184,188,188,184,176,168,152,140,120,104, 84, 68, 48, 36, 20, 12, 4, 0,
+ 0, 4, 12, 20, 28, 44, 60, 76, 92,104,120,136,148,156,160,164,164,160,156,148,136,120,104, 92, 76, 60, 44, 28, 20, 12, 4, 0,
+ 0, 4, 8, 16, 24, 36, 48, 64, 76, 92,104,116,124,132,136,140,140,136,132,124,116,104, 92, 76, 64, 48, 36, 24, 16, 8, 4, 0,
+ 0, 4, 8, 12, 20, 32, 40, 52, 64, 76, 84, 96,104,108,112,116,116,112,108,104, 96, 84, 76, 64, 52, 40, 32, 20, 12, 8, 4, 0,
+ 0, 4, 4, 8, 16, 24, 32, 40, 48, 60, 68, 76, 80, 84, 88, 92, 92, 88, 84, 80, 76, 68, 60, 48, 40, 32, 24, 16, 8, 4, 4, 0,
+ 0, 0, 4, 8, 12, 20, 24, 32, 36, 44, 48, 56, 60, 64, 68, 68, 68, 68, 64, 60, 56, 48, 44, 36, 32, 24, 20, 12, 8, 4, 0, 0,
+ 0, 0, 4, 4, 8, 12, 16, 20, 24, 28, 36, 40, 44, 44, 48, 48, 48, 48, 44, 44, 40, 36, 28, 24, 20, 16, 12, 8, 4, 4, 0, 0,
+ 0, 0, 4, 4, 4, 8, 8, 12, 16, 20, 20, 24, 28, 28, 28, 28, 28, 28, 28, 28, 24, 20, 20, 16, 12, 8, 8, 4, 4, 4, 0, 0,
+ 0, 0, 0, 4, 4, 4, 4, 8, 8, 12, 12, 12, 12, 16, 16, 16, 16, 16, 16, 12, 12, 12, 12, 8, 8, 4, 4, 4, 4, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 4, 4, 8, 4, 4, 8, 4, 4, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
//error:0.000022
};
static const uint8_t obmc16[256]={
- 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
- 0, 0, 1, 2, 3, 4, 5, 5, 5, 5, 4, 3, 2, 1, 0, 0,
- 0, 1, 3, 6, 8,11,13,14,14,13,11, 8, 6, 3, 1, 0,
- 0, 2, 6,10,15,20,24,26,26,24,20,15,10, 6, 2, 0,
- 0, 3, 8,16,23,30,35,38,38,35,30,23,16, 8, 3, 0,
- 1, 4,11,20,30,39,46,49,49,46,39,30,20,11, 4, 1,
- 1, 5,13,24,35,46,54,58,58,54,46,35,24,13, 5, 1,
- 0, 5,14,26,38,49,58,63,63,58,49,38,26,14, 5, 0,
- 0, 5,14,26,38,49,58,63,63,58,49,38,26,14, 5, 0,
- 1, 5,13,24,35,46,54,58,58,54,46,35,24,13, 5, 1,
- 1, 4,11,20,30,39,46,49,49,46,39,30,20,11, 4, 1,
- 0, 3, 8,16,23,30,35,38,38,35,30,23,16, 8, 3, 0,
- 0, 2, 6,10,15,20,24,26,26,24,20,15,10, 6, 2, 0,
- 0, 1, 3, 6, 8,11,13,14,14,13,11, 8, 6, 3, 1, 0,
- 0, 0, 1, 2, 3, 4, 5, 5, 5, 5, 4, 3, 2, 1, 0, 0,
- 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0,
+ 0, 0, 4, 8, 12, 16, 20, 20, 20, 20, 16, 12, 8, 4, 0, 0,
+ 0, 4, 12, 24, 32, 44, 52, 56, 56, 52, 44, 32, 24, 12, 4, 0,
+ 0, 8, 24, 40, 60, 80, 96,104,104, 96, 80, 60, 40, 24, 8, 0,
+ 0, 12, 32, 64, 92,120,140,152,152,140,120, 92, 64, 32, 12, 0,
+ 4, 16, 44, 80,120,156,184,196,196,184,156,120, 80, 44, 16, 4,
+ 4, 20, 52, 96,140,184,216,232,232,216,184,140, 96, 52, 20, 4,
+ 0, 20, 56,104,152,196,232,252,252,232,196,152,104, 56, 20, 0,
+ 0, 20, 56,104,152,196,232,252,252,232,196,152,104, 56, 20, 0,
+ 4, 20, 52, 96,140,184,216,232,232,216,184,140, 96, 52, 20, 4,
+ 4, 16, 44, 80,120,156,184,196,196,184,156,120, 80, 44, 16, 4,
+ 0, 12, 32, 64, 92,120,140,152,152,140,120, 92, 64, 32, 12, 0,
+ 0, 8, 24, 40, 60, 80, 96,104,104, 96, 80, 60, 40, 24, 8, 0,
+ 0, 4, 12, 24, 32, 44, 52, 56, 56, 52, 44, 32, 24, 12, 4, 0,
+ 0, 0, 4, 8, 12, 16, 20, 20, 20, 20, 16, 12, 8, 4, 0, 0,
+ 0, 0, 0, 0, 0, 4, 4, 4, 4, 4, 4, 0, 0, 0, 0, 0,
//error:0.000022
};
#endif
#define LOG2_MB_SIZE 4
#define MB_SIZE (1<<LOG2_MB_SIZE)
#define ENCODER_EXTRA_BITS 4
-#define HTAPS 6
+#define HTAPS_MAX 8
typedef struct x_and_coeff{
int16_t x;
int width;
int height;
SubBand band[MAX_DECOMPOSITIONS][4];
+
+ int htaps;
+ int8_t hcoeff[HTAPS_MAX/2];
+ int diag_mc;
+ int fast_mc;
+
+ int last_htaps;
+ int8_t last_hcoeff[HTAPS_MAX/2];
+ int last_diag_mc;
}Plane;
typedef struct SnowContext{
int last_spatial_decomposition_type;
int temporal_decomposition_type;
int spatial_decomposition_count;
+ int last_spatial_decomposition_count;
int temporal_decomposition_count;
int max_ref_frames;
int ref_frames;
for (i = buf->data_count - 1; i >= 0; i--)
{
- assert(buf->data_stack[i]);
av_freep(&buf->data_stack[i]);
}
- assert(buf->data_stack);
av_freep(&buf->data_stack);
- assert(buf->line);
av_freep(&buf->line);
}
int plane_index, level, orientation;
for(plane_index=0; plane_index<3; plane_index++){
- for(level=0; level<s->spatial_decomposition_count; level++){
+ for(level=0; level<MAX_DECOMPOSITIONS; level++){
for(orientation=level ? 1:0; orientation<4; orientation++){
memset(s->plane[plane_index].band[level][orientation].state, MID_STATE, sizeof(s->plane[plane_index].band[level][orientation].state));
}
}
}
-static void mc_block(uint8_t *dst, const uint8_t *src, uint8_t *tmp, int stride, int b_w, int b_h, int dx, int dy){
+static void mc_block(Plane *p, uint8_t *dst, const uint8_t *src, uint8_t *tmp, int stride, int b_w, int b_h, int dx, int dy){
const static uint8_t weight[64]={
8,7,6,5,4,3,2,1,
7,7,0,0,0,0,0,1,
};
int x, y, b, r, l;
- int16_t tmpIt [64*(32+HTAPS)];
- uint8_t tmp2t[3][stride*(32+HTAPS)];
+ int16_t tmpIt [64*(32+HTAPS_MAX)];
+ uint8_t tmp2t[3][stride*(32+HTAPS_MAX)];
int16_t *tmpI= tmpIt;
uint8_t *tmp2= tmp2t[0];
uint8_t *hpel[11];
l= brane[dx + 16*dy]>>4;
b= needs[l] | needs[r];
+ if(p && !p->diag_mc)
+ b= 15;
if(b&5){
- for(y=0; y < b_h+HTAPS-1; y++){
+ for(y=0; y < b_h+HTAPS_MAX-1; y++){
for(x=0; x < b_w; x++){
- int a_2=src[x + HTAPS/2-5];
- int a_1=src[x + HTAPS/2-4];
- int a0= src[x + HTAPS/2-3];
- int a1= src[x + HTAPS/2-2];
- int a2= src[x + HTAPS/2-1];
- int a3= src[x + HTAPS/2+0];
- int a4= src[x + HTAPS/2+1];
- int a5= src[x + HTAPS/2+2];
- int a6= src[x + HTAPS/2+3];
- int a7= src[x + HTAPS/2+4];
-// int am= 9*(a1+a2) - (a0+a3);
-#if HTAPS==6
- int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
-#else
- int am= 21*(a2+a3) - 7*(a1+a4) + 3*(a0+a5) - (a_1+a6);
-#endif
-// int am= 18*(a2+a3) - 2*(a1+a4);
-// int aL= (-7*a0 + 105*a1 + 35*a2 - 5*a3)>>3;
-// int aR= (-7*a3 + 105*a2 + 35*a1 - 5*a0)>>3;
-
-// if(b_w==16) am= 8*(a1+a2);
+ int a_1=src[x + HTAPS_MAX/2-4];
+ int a0= src[x + HTAPS_MAX/2-3];
+ int a1= src[x + HTAPS_MAX/2-2];
+ int a2= src[x + HTAPS_MAX/2-1];
+ int a3= src[x + HTAPS_MAX/2+0];
+ int a4= src[x + HTAPS_MAX/2+1];
+ int a5= src[x + HTAPS_MAX/2+2];
+ int a6= src[x + HTAPS_MAX/2+3];
+ int am=0;
+ if(!p || p->fast_mc){
+ am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
+ tmpI[x]= am;
+ am= (am+16)>>5;
+ }else{
+ am= p->hcoeff[0]*(a2+a3) + p->hcoeff[1]*(a1+a4) + p->hcoeff[2]*(a0+a5) + p->hcoeff[3]*(a_1+a6);
+ tmpI[x]= am;
+ am= (am+32)>>6;
+ }
- tmpI[x]= am;
- am= (am+16)>>5;
if(am&(~255)) am= ~(am>>31);
tmp2[x]= am;
}
}
src -= stride*y;
}
- src += HTAPS/2 - 1;
+ src += HTAPS_MAX/2 - 1;
tmp2= tmp2t[1];
if(b&2){
for(y=0; y < b_h; y++){
for(x=0; x < b_w+1; x++){
- int a_2=src[x + (HTAPS/2-5)*stride];
- int a_1=src[x + (HTAPS/2-4)*stride];
- int a0= src[x + (HTAPS/2-3)*stride];
- int a1= src[x + (HTAPS/2-2)*stride];
- int a2= src[x + (HTAPS/2-1)*stride];
- int a3= src[x + (HTAPS/2+0)*stride];
- int a4= src[x + (HTAPS/2+1)*stride];
- int a5= src[x + (HTAPS/2+2)*stride];
- int a6= src[x + (HTAPS/2+3)*stride];
- int a7= src[x + (HTAPS/2+4)*stride];
-#if HTAPS==6
- int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
-#else
- int am= 21*(a2+a3) - 7*(a1+a4) + 3*(a0+a5) - (a_1+a6);
-#endif
-// int am= 18*(a2+a3) - 2*(a1+a4);
-/* int aL= (-7*a0 + 105*a1 + 35*a2 - 5*a3)>>3;
- int aR= (-7*a3 + 105*a2 + 35*a1 - 5*a0)>>3;*/
+ int a_1=src[x + (HTAPS_MAX/2-4)*stride];
+ int a0= src[x + (HTAPS_MAX/2-3)*stride];
+ int a1= src[x + (HTAPS_MAX/2-2)*stride];
+ int a2= src[x + (HTAPS_MAX/2-1)*stride];
+ int a3= src[x + (HTAPS_MAX/2+0)*stride];
+ int a4= src[x + (HTAPS_MAX/2+1)*stride];
+ int a5= src[x + (HTAPS_MAX/2+2)*stride];
+ int a6= src[x + (HTAPS_MAX/2+3)*stride];
+ int am=0;
+ if(!p || p->fast_mc)
+ am= (20*(a2+a3) - 5*(a1+a4) + (a0+a5) + 16)>>5;
+ else
+ am= (p->hcoeff[0]*(a2+a3) + p->hcoeff[1]*(a1+a4) + p->hcoeff[2]*(a0+a5) + p->hcoeff[3]*(a_1+a6) + 32)>>6;
-// if(b_w==16) am= 8*(a1+a2);
-
- am= (am + 16)>>5;
if(am&(~255)) am= ~(am>>31);
tmp2[x]= am;
}
}
src -= stride*y;
}
- src += stride*(HTAPS/2 - 1);
+ src += stride*(HTAPS_MAX/2 - 1);
tmp2= tmp2t[2];
tmpI= tmpIt;
if(b&4){
for(y=0; y < b_h; y++){
for(x=0; x < b_w; x++){
- int a_2=tmpI[x + (HTAPS/2-5)*64];
- int a_1=tmpI[x + (HTAPS/2-4)*64];
- int a0= tmpI[x + (HTAPS/2-3)*64];
- int a1= tmpI[x + (HTAPS/2-2)*64];
- int a2= tmpI[x + (HTAPS/2-1)*64];
- int a3= tmpI[x + (HTAPS/2+0)*64];
- int a4= tmpI[x + (HTAPS/2+1)*64];
- int a5= tmpI[x + (HTAPS/2+2)*64];
- int a6= tmpI[x + (HTAPS/2+3)*64];
- int a7= tmpI[x + (HTAPS/2+4)*64];
-#if HTAPS==6
- int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
-#else
- int am= 21*(a2+a3) - 7*(a1+a4) + 3*(a0+a5) - (a_1+a6);
-#endif
- am= (am + 512)>>10;
+ int a_1=tmpI[x + (HTAPS_MAX/2-4)*64];
+ int a0= tmpI[x + (HTAPS_MAX/2-3)*64];
+ int a1= tmpI[x + (HTAPS_MAX/2-2)*64];
+ int a2= tmpI[x + (HTAPS_MAX/2-1)*64];
+ int a3= tmpI[x + (HTAPS_MAX/2+0)*64];
+ int a4= tmpI[x + (HTAPS_MAX/2+1)*64];
+ int a5= tmpI[x + (HTAPS_MAX/2+2)*64];
+ int a6= tmpI[x + (HTAPS_MAX/2+3)*64];
+ int am=0;
+ if(!p || p->fast_mc)
+ am= (20*(a2+a3) - 5*(a1+a4) + (a0+a5) + 512)>>10;
+ else
+ am= (p->hcoeff[0]*(a2+a3) + p->hcoeff[1]*(a1+a4) + p->hcoeff[2]*(a0+a5) + p->hcoeff[3]*(a_1+a6) + 2048)>>12;
if(am&(~255)) am= ~(am>>31);
tmp2[x]= am;
}
}
hpel[ 0]= src;
- hpel[ 1]= tmp2t[0] + stride*(HTAPS/2-1);
+ hpel[ 1]= tmp2t[0] + stride*(HTAPS_MAX/2-1);
hpel[ 2]= src + 1;
hpel[ 4]= tmp2t[1];
#define mca(dx,dy,b_w)\
static void mc_block_hpel ## dx ## dy ## b_w(uint8_t *dst, const uint8_t *src, int stride, int h){\
- uint8_t tmp[stride*(b_w+HTAPS-1)];\
+ uint8_t tmp[stride*(b_w+HTAPS_MAX-1)];\
assert(h==b_w);\
- mc_block(dst, src-(HTAPS/2-1)-(HTAPS/2-1)*stride, tmp, stride, b_w, b_w, dx, dy);\
+ mc_block(NULL, dst, src-(HTAPS_MAX/2-1)-(HTAPS_MAX/2-1)*stride, tmp, stride, b_w, b_w, dx, dy);\
}
mca( 0, 0,16)
const int dx= mx&15;
const int dy= my&15;
const int tab_index= 3 - (b_w>>2) + (b_w>>4);
- sx += (mx>>4) - (HTAPS/2-1);
- sy += (my>>4) - (HTAPS/2-1);
+ sx += (mx>>4) - (HTAPS_MAX/2-1);
+ sy += (my>>4) - (HTAPS_MAX/2-1);
src += sx + sy*stride;
- if( (unsigned)sx >= w - b_w - (HTAPS-2)
- || (unsigned)sy >= h - b_h - (HTAPS-2)){
- ff_emulated_edge_mc(tmp + MB_SIZE, src, stride, b_w+HTAPS-1, b_h+HTAPS-1, sx, sy, w, h);
+ if( (unsigned)sx >= w - b_w - (HTAPS_MAX-2)
+ || (unsigned)sy >= h - b_h - (HTAPS_MAX-2)){
+ ff_emulated_edge_mc(tmp + MB_SIZE, src, stride, b_w+HTAPS_MAX-1, b_h+HTAPS_MAX-1, sx, sy, w, h);
src= tmp + MB_SIZE;
}
// assert(b_w == b_h || 2*b_w == b_h || b_w == 2*b_h);
// assert(!(b_w&(b_w-1)));
assert(b_w>1 && b_h>1);
assert(tab_index>=0 && tab_index<4 || b_w==32);
- if((dx&3) || (dy&3) || !(b_w == b_h || 2*b_w == b_h || b_w == 2*b_h) || (b_w&(b_w-1)) || HTAPS != 6)
- mc_block(dst, src, tmp, stride, b_w, b_h, dx, dy);
+ if((dx&3) || (dy&3) || !(b_w == b_h || 2*b_w == b_h || b_w == 2*b_h) || (b_w&(b_w-1)) || !s->plane[plane_index].fast_mc )
+ mc_block(&s->plane[plane_index], dst, src, tmp, stride, b_w, b_h, dx, dy);
else if(b_w==32){
int y;
for(y=0; y<b_h; y+=16){
- s->dsp.put_h264_qpel_pixels_tab[0][dy+(dx>>2)](dst + y*stride, src + 2 + (y+2)*stride,stride);
- s->dsp.put_h264_qpel_pixels_tab[0][dy+(dx>>2)](dst + 16 + y*stride, src + 18 + (y+2)*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[0][dy+(dx>>2)](dst + y*stride, src + 3 + (y+3)*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[0][dy+(dx>>2)](dst + 16 + y*stride, src + 19 + (y+3)*stride,stride);
}
}else if(b_w==b_h)
- s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst,src + 2 + 2*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst,src + 3 + 3*stride,stride);
else if(b_w==2*b_h){
- s->dsp.put_h264_qpel_pixels_tab[tab_index+1][dy+(dx>>2)](dst ,src + 2 + 2*stride,stride);
- s->dsp.put_h264_qpel_pixels_tab[tab_index+1][dy+(dx>>2)](dst+b_h,src + 2 + b_h + 2*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[tab_index+1][dy+(dx>>2)](dst ,src + 3 + 3*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[tab_index+1][dy+(dx>>2)](dst+b_h,src + 3 + b_h + 3*stride,stride);
}else{
assert(2*b_w==b_h);
- s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst ,src + 2 + 2*stride ,stride);
- s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst+b_w*stride,src + 2 + 2*stride+b_w*stride,stride);
+ s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst ,src + 3 + 3*stride ,stride);
+ s->dsp.put_h264_qpel_pixels_tab[tab_index ][dy+(dx>>2)](dst+b_w*stride,src + 3 + 3*stride+b_w*stride,stride);
}
}
}
uint8_t *src= s-> input_picture.data[plane_index];
IDWTELEM *pred= (IDWTELEM*)s->m.obmc_scratchpad + plane_index*block_size*block_size*4;
uint8_t cur[ref_stride*2*MB_SIZE]; //FIXME alignment
- uint8_t tmp[ref_stride*(2*MB_SIZE+HTAPS-1)];
+ uint8_t tmp[ref_stride*(2*MB_SIZE+HTAPS_MAX-1)];
const int b_stride = s->b_width << s->block_max_depth;
const int b_height = s->b_height<< s->block_max_depth;
const int w= p->width;
}
}
-static void encode_header(SnowContext *s){
+static void encode_qlogs(SnowContext *s){
int plane_index, level, orientation;
+
+ for(plane_index=0; plane_index<2; plane_index++){
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1:0; orientation<4; orientation++){
+ if(orientation==2) continue;
+ put_symbol(&s->c, s->header_state, s->plane[plane_index].band[level][orientation].qlog, 1);
+ }
+ }
+ }
+}
+
+static void encode_header(SnowContext *s){
+ int plane_index, i;
uint8_t kstate[32];
memset(kstate, MID_STATE, sizeof(kstate));
s->last_qbias=
s->last_mv_scale=
s->last_block_max_depth= 0;
+ for(plane_index=0; plane_index<2; plane_index++){
+ Plane *p= &s->plane[plane_index];
+ p->last_htaps=0;
+ p->last_diag_mc=0;
+ memset(p->last_hcoeff, 0, sizeof(p->last_hcoeff));
+ }
}
if(s->keyframe){
put_symbol(&s->c, s->header_state, s->version, 0);
// put_rac(&s->c, s->header_state, s->rate_scalability);
put_symbol(&s->c, s->header_state, s->max_ref_frames-1, 0);
+ encode_qlogs(s);
+ }
+
+ if(!s->keyframe){
+ int update_mc=0;
for(plane_index=0; plane_index<2; plane_index++){
- for(level=0; level<s->spatial_decomposition_count; level++){
- for(orientation=level ? 1:0; orientation<4; orientation++){
- if(orientation==2) continue;
- put_symbol(&s->c, s->header_state, s->plane[plane_index].band[level][orientation].qlog, 1);
- }
+ Plane *p= &s->plane[plane_index];
+ update_mc |= p->last_htaps != p->htaps;
+ update_mc |= p->last_diag_mc != p->diag_mc;
+ update_mc |= !!memcmp(p->last_hcoeff, p->hcoeff, sizeof(p->hcoeff));
+ }
+ put_rac(&s->c, s->header_state, update_mc);
+ if(update_mc){
+ for(plane_index=0; plane_index<2; plane_index++){
+ Plane *p= &s->plane[plane_index];
+ put_rac(&s->c, s->header_state, p->diag_mc);
+ put_symbol(&s->c, s->header_state, p->htaps/2-1, 0);
+ for(i= p->htaps/2; i; i--)
+ put_symbol(&s->c, s->header_state, FFABS(p->hcoeff[i]), 0);
+
+ p->last_diag_mc= p->diag_mc;
+ p->last_htaps= p->htaps;
+ memcpy(p->last_hcoeff, p->hcoeff, sizeof(p->hcoeff));
}
}
+ if(s->last_spatial_decomposition_count != s->spatial_decomposition_count){
+ put_rac(&s->c, s->header_state, 1);
+ put_symbol(&s->c, s->header_state, s->spatial_decomposition_count, 0);
+ encode_qlogs(s);
+ }else
+ put_rac(&s->c, s->header_state, 0);
}
+
put_symbol(&s->c, s->header_state, s->spatial_decomposition_type - s->last_spatial_decomposition_type, 1);
put_symbol(&s->c, s->header_state, s->qlog - s->last_qlog , 1);
put_symbol(&s->c, s->header_state, s->mv_scale - s->last_mv_scale, 1);
s->last_qbias = s->qbias;
s->last_mv_scale = s->mv_scale;
s->last_block_max_depth = s->block_max_depth;
+ s->last_spatial_decomposition_count= s->spatial_decomposition_count;
}
-static int decode_header(SnowContext *s){
+static void decode_qlogs(SnowContext *s){
int plane_index, level, orientation;
+
+ for(plane_index=0; plane_index<3; plane_index++){
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1:0; orientation<4; orientation++){
+ int q;
+ if (plane_index==2) q= s->plane[1].band[level][orientation].qlog;
+ else if(orientation==2) q= s->plane[plane_index].band[level][1].qlog;
+ else q= get_symbol(&s->c, s->header_state, 1);
+ s->plane[plane_index].band[level][orientation].qlog= q;
+ }
+ }
+ }
+}
+
+static int decode_header(SnowContext *s){
+ int plane_index;
uint8_t kstate[32];
memset(kstate, MID_STATE, sizeof(kstate));
// s->rate_scalability= get_rac(&s->c, s->header_state);
s->max_ref_frames= get_symbol(&s->c, s->header_state, 0)+1;
- for(plane_index=0; plane_index<3; plane_index++){
- for(level=0; level<s->spatial_decomposition_count; level++){
- for(orientation=level ? 1:0; orientation<4; orientation++){
- int q;
- if (plane_index==2) q= s->plane[1].band[level][orientation].qlog;
- else if(orientation==2) q= s->plane[plane_index].band[level][1].qlog;
- else q= get_symbol(&s->c, s->header_state, 1);
- s->plane[plane_index].band[level][orientation].qlog= q;
+ decode_qlogs(s);
+ }
+
+ if(!s->keyframe){
+ if(get_rac(&s->c, s->header_state)){
+ for(plane_index=0; plane_index<2; plane_index++){
+ int htaps, i, sum=0, absum=0;
+ Plane *p= &s->plane[plane_index];
+ p->diag_mc= get_rac(&s->c, s->header_state);
+ htaps= get_symbol(&s->c, s->header_state, 0)*2 + 2;
+ if((unsigned)htaps > HTAPS_MAX || htaps==0)
+ return -1;
+ p->htaps= htaps;
+ for(i= htaps/2; i; i--){
+ p->hcoeff[i]= get_symbol(&s->c, s->header_state, 0) * (1-2*(i&1));
+ sum += p->hcoeff[i];
}
+ p->hcoeff[0]= 32-sum;
}
+ s->plane[2].diag_mc= s->plane[1].diag_mc;
+ s->plane[2].htaps = s->plane[1].htaps;
+ memcpy(s->plane[2].hcoeff, s->plane[1].hcoeff, sizeof(s->plane[1].hcoeff));
+ }
+ if(get_rac(&s->c, s->header_state)){
+ s->spatial_decomposition_count= get_symbol(&s->c, s->header_state, 0);
+ decode_qlogs(s);
}
}
static int common_init(AVCodecContext *avctx){
SnowContext *s = avctx->priv_data;
int width, height;
- int level, orientation, plane_index, dec;
int i, j;
s->avctx= avctx;
if(!qexp[0])
init_qexp();
- dec= s->spatial_decomposition_count= 5;
- s->spatial_decomposition_type= avctx->prediction_method; //FIXME add decorrelator type r transform_type
-
- s->chroma_h_shift= 1; //FIXME XXX
- s->chroma_v_shift= 1;
-
// dec += FFMAX(s->chroma_h_shift, s->chroma_v_shift);
width= s->avctx->width;
s->spatial_idwt_buffer= av_mallocz(width*height*sizeof(IDWTELEM));
s->spatial_dwt_buffer= av_mallocz(width*height*sizeof(DWTELEM)); //FIXME this doesnt belong here
- s->mv_scale= (s->avctx->flags & CODEC_FLAG_QPEL) ? 2 : 4;
- s->block_max_depth= (s->avctx->flags & CODEC_FLAG_4MV) ? 1 : 0;
+ for(i=0; i<MAX_REF_FRAMES; i++)
+ for(j=0; j<MAX_REF_FRAMES; j++)
+ scale_mv_ref[i][j] = 256*(i+1)/(j+1);
+
+ s->avctx->get_buffer(s->avctx, &s->mconly_picture);
+
+ return 0;
+}
+
+static int common_init_after_header(AVCodecContext *avctx){
+ SnowContext *s = avctx->priv_data;
+ int plane_index, level, orientation;
for(plane_index=0; plane_index<3; plane_index++){
int w= s->avctx->width;
}
s->plane[plane_index].width = w;
s->plane[plane_index].height= h;
+
//av_log(NULL, AV_LOG_DEBUG, "%d %d\n", w, h);
for(level=s->spatial_decomposition_count-1; level>=0; level--){
for(orientation=level ? 1 : 0; orientation<4; orientation++){
if(level)
b->parent= &s->plane[plane_index].band[level-1][orientation];
+ //FIXME avoid this realloc
+ av_freep(&b->x_coeff);
b->x_coeff=av_mallocz(((b->width+1) * b->height+1)*sizeof(x_and_coeff));
}
w= (w+1)>>1;
}
}
- for(i=0; i<MAX_REF_FRAMES; i++)
- for(j=0; j<MAX_REF_FRAMES; j++)
- scale_mv_ref[i][j] = 256*(i+1)/(j+1);
-
- reset_contexts(s);
-/*
- width= s->width= avctx->width;
- height= s->height= avctx->height;
-
- assert(width && height);
-*/
- s->avctx->get_buffer(s->avctx, &s->mconly_picture);
-
return 0;
}
return -1;
}
+ s->spatial_decomposition_type= avctx->prediction_method; //FIXME add decorrelator type r transform_type
+
+ s->chroma_h_shift= 1; //FIXME XXX
+ s->chroma_v_shift= 1;
+
+ s->mv_scale = (avctx->flags & CODEC_FLAG_QPEL) ? 2 : 4;
+ s->block_max_depth= (avctx->flags & CODEC_FLAG_4MV ) ? 1 : 0;
+
+ for(plane_index=0; plane_index<3; plane_index++){
+ s->plane[plane_index].diag_mc= 1;
+ s->plane[plane_index].htaps= 6;
+ s->plane[plane_index].hcoeff[0]= 40;
+ s->plane[plane_index].hcoeff[1]= -10;
+ s->plane[plane_index].hcoeff[2]= 2;
+ s->plane[plane_index].fast_mc= 1;
+ }
+
common_init(avctx);
alloc_blocks(s);
}
s->pass1_rc= !(avctx->flags & (CODEC_FLAG_QSCALE|CODEC_FLAG_PASS2));
- for(plane_index=0; plane_index<3; plane_index++){
- calculate_vissual_weight(s, &s->plane[plane_index]);
- }
-
-
avctx->coded_frame= &s->current_picture;
switch(avctx->pix_fmt){
// case PIX_FMT_YUV444P:
redo_frame:
+ if(pict->pict_type == I_TYPE)
+ s->spatial_decomposition_count= 5;
+ else
+ s->spatial_decomposition_count= 5;
+
s->m.pict_type = pict->pict_type;
s->qbias= pict->pict_type == P_TYPE ? 2 : 0;
+ common_init_after_header(avctx);
+
+ if(s->last_spatial_decomposition_count != s->spatial_decomposition_count){
+ for(plane_index=0; plane_index<3; plane_index++){
+ calculate_vissual_weight(s, &s->plane[plane_index]);
+ }
+ }
+
encode_header(s);
s->m.misc_bits = 8*(s->c.bytestream - s->c.bytestream_start);
encode_blocks(s, 1);
static int decode_init(AVCodecContext *avctx)
{
SnowContext *s = avctx->priv_data;
- int block_size;
avctx->pix_fmt= PIX_FMT_YUV420P;
common_init(avctx);
- block_size = MB_SIZE >> s->block_max_depth;
- slice_buffer_init(&s->sb, s->plane[0].height, (block_size) + (s->spatial_decomposition_count * (s->spatial_decomposition_count + 3)) + 1, s->plane[0].width, s->spatial_idwt_buffer);
-
return 0;
}
ff_build_rac_states(c, 0.05*(1LL<<32), 256-8);
s->current_picture.pict_type= FF_I_TYPE; //FIXME I vs. P
- decode_header(s);
+ if(decode_header(s)<0)
+ return -1;
+ common_init_after_header(avctx);
+
+ // realloc slice buffer for the case that spatial_decomposition_count changed
+ slice_buffer_destroy(&s->sb);
+ slice_buffer_init(&s->sb, s->plane[0].height, (MB_SIZE >> s->block_max_depth) + s->spatial_decomposition_count * 8 + 1, s->plane[0].width, s->spatial_idwt_buffer);
+
+ for(plane_index=0; plane_index<3; plane_index++){
+ Plane *p= &s->plane[plane_index];
+ p->fast_mc= p->diag_mc && p->htaps==6 && p->hcoeff[0]==40
+ && p->hcoeff[1]==-10
+ && p->hcoeff[2]==2;
+ }
+
if(!s->block) alloc_blocks(s);
frame_start(s);