#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
+#endif /* 0 */
//linear *64
static const uint8_t obmc8[64]={
#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 stride;
int width;
int height;
- int qlog; ///< log(qscale)/log[2^(1/6)]
+ int qlog; ///< log(qscale)/log[2^(1/6)]
DWTELEM *buf;
IDWTELEM *ibuf;
int buf_x_offset;
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{
-// MpegEncContext m; // needed for motion estimation, should not be used for anything else, the idea is to make the motion estimation eventually independent of MpegEncContext, so this will be removed then (FIXME/XXX)
+// MpegEncContext m; // needed for motion estimation, should not be used for anything else, the idea is to eventually make the motion estimation independent of MpegEncContext, so this will be removed then (FIXME/XXX)
AVCodecContext *avctx;
RangeCoder c;
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;
int me_cache_generation;
slice_buffer sb;
- MpegEncContext m; // needed for motion estimation, should not be used for anything else, the idea is to make the motion estimation eventually independent of MpegEncContext, so this will be removed then (FIXME/XXX)
+ MpegEncContext m; // needed for motion estimation, should not be used for anything else, the idea is to eventually make the motion estimation independent of MpegEncContext, so this will be removed then (FIXME/XXX)
}SnowContext;
typedef struct {
buf->line = av_mallocz (sizeof(IDWTELEM *) * line_count);
buf->data_stack = av_malloc (sizeof(IDWTELEM *) * max_allocated_lines);
- for (i = 0; i < max_allocated_lines; i++)
- {
+ for(i = 0; i < max_allocated_lines; i++){
buf->data_stack[i] = av_malloc (sizeof(IDWTELEM) * line_width);
}
int offset;
IDWTELEM * buffer;
-// av_log(NULL, AV_LOG_DEBUG, "Cache hit: %d\n", line);
-
assert(buf->data_stack_top >= 0);
// assert(!buf->line[line]);
if (buf->line[line])
buf->data_stack_top--;
buf->line[line] = buffer;
-// av_log(NULL, AV_LOG_DEBUG, "slice_buffer_load_line: line: %d remaining: %d\n", line, buf->data_stack_top + 1);
-
return buffer;
}
buf->data_stack_top++;
buf->data_stack[buf->data_stack_top] = buffer;
buf->line[line] = NULL;
-
-// av_log(NULL, AV_LOG_DEBUG, "slice_buffer_release: line: %d remaining: %d\n", line, buf->data_stack_top + 1);
}
static void slice_buffer_flush(slice_buffer * buf)
{
int i;
- for (i = 0; i < buf->line_count; i++)
- {
+ for(i = 0; i < buf->line_count; i++){
if (buf->line[i])
- {
-// av_log(NULL, AV_LOG_DEBUG, "slice_buffer_flush: line: %d \n", i);
slice_buffer_release(buf, i);
- }
}
}
int i;
slice_buffer_flush(buf);
- for (i = buf->data_count - 1; i >= 0; i--)
- {
- assert(buf->data_stack[i]);
+ for(i = buf->data_count - 1; i >= 0; i--){
av_freep(&buf->data_stack[i]);
}
- assert(buf->data_stack);
av_freep(&buf->data_stack);
- assert(buf->line);
av_freep(&buf->line);
}
if(is_signed)
put_rac(c, state+11 + FFMIN(e,10), v < 0); //11..21
}
-#endif
+#endif /* 1 */
}else{
put_rac(c, state+0, 1);
}
LIFTS(src[w*src_step], mul*2*ref[w*ref_step]+add, inverse);
}
}
-#endif
+#endif /* ! liftS */
static void horizontal_decompose53i(DWTELEM *b, int width){
DWTELEM temp[width];
#else
lift(b+w2, temp+w2, temp, 1, 1, 1, width, -1, 0, 1, 1, 0);
lift(b , temp , b+w2, 1, 1, 1, width, 1, 2, 2, 0, 0);
-#endif
+#endif /* 0 */
}
static void vertical_decompose53iH0(DWTELEM *b0, DWTELEM *b1, DWTELEM *b2, int width){
DWTELEM *b2= buffer + mirror(y+1, height-1)*stride;
DWTELEM *b3= buffer + mirror(y+2, height-1)*stride;
-{START_TIMER
if(y+1<(unsigned)height) horizontal_decompose53i(b2, width);
if(y+2<(unsigned)height) horizontal_decompose53i(b3, width);
-STOP_TIMER("horizontal_decompose53i")}
-{START_TIMER
if(y+1<(unsigned)height) vertical_decompose53iH0(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_decompose53iL0(b0, b1, b2, width);
-STOP_TIMER("vertical_decompose53i*")}
b0=b2;
b1=b3;
DWTELEM *b4= buffer + mirror(y+3, height-1)*stride;
DWTELEM *b5= buffer + mirror(y+4, height-1)*stride;
-{START_TIMER
if(y+3<(unsigned)height) horizontal_decompose97i(b4, width);
if(y+4<(unsigned)height) horizontal_decompose97i(b5, width);
-if(width>400){
-STOP_TIMER("horizontal_decompose97i")
-}}
-{START_TIMER
if(y+3<(unsigned)height) vertical_decompose97iH0(b3, b4, b5, width);
if(y+2<(unsigned)height) vertical_decompose97iL0(b2, b3, b4, width);
if(y+1<(unsigned)height) vertical_decompose97iH1(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_decompose97iL1(b0, b1, b2, width);
-if(width>400){
-STOP_TIMER("vertical_decompose97i")
-}}
-
b0=b2;
b1=b3;
b2=b4;
#else
inv_lift(temp , b , b+w2, 1, 1, 1, width, 1, 2, 2, 0, 1);
inv_lift(temp+w2, b+w2, temp, 1, 1, 1, width, -1, 0, 1, 1, 1);
-#endif
+#endif /* 0 */
for(x=0; x<width2; x++){
b[2*x ]= temp[x ];
b[2*x + 1]= temp[x+w2];
IDWTELEM *b2= slice_buffer_get_line(sb, mirror(y+1, height-1) * stride_line);
IDWTELEM *b3= slice_buffer_get_line(sb, mirror(y+2, height-1) * stride_line);
-{START_TIMER
if(y+1<(unsigned)height) vertical_compose53iL0(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_compose53iH0(b0, b1, b2, width);
-STOP_TIMER("vertical_compose53i*")}
-{START_TIMER
if(y-1<(unsigned)height) horizontal_compose53i(b0, width);
if(y+0<(unsigned)height) horizontal_compose53i(b1, width);
-STOP_TIMER("horizontal_compose53i")}
cs->b0 = b2;
cs->b1 = b3;
IDWTELEM *b2= buffer + mirror(y+1, height-1)*stride;
IDWTELEM *b3= buffer + mirror(y+2, height-1)*stride;
-{START_TIMER
if(y+1<(unsigned)height) vertical_compose53iL0(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_compose53iH0(b0, b1, b2, width);
-STOP_TIMER("vertical_compose53i*")}
-{START_TIMER
if(y-1<(unsigned)height) horizontal_compose53i(b0, width);
if(y+0<(unsigned)height) horizontal_compose53i(b1, width);
-STOP_TIMER("horizontal_compose53i")}
cs->b0 = b2;
cs->b1 = b3;
cs->y += 2;
}
-static void spatial_compose53i(IDWTELEM *buffer, int width, int height, int stride){
+static void av_unused spatial_compose53i(IDWTELEM *buffer, int width, int height, int stride){
dwt_compose_t cs;
spatial_compose53i_init(&cs, buffer, height, stride);
while(cs.y <= height)
IDWTELEM *b4= slice_buffer_get_line(sb, mirror(y + 3, height - 1) * stride_line);
IDWTELEM *b5= slice_buffer_get_line(sb, mirror(y + 4, height - 1) * stride_line);
-{START_TIMER
if(y>0 && y+4<height){
dsp->vertical_compose97i(b0, b1, b2, b3, b4, b5, width);
}else{
if(y+1<(unsigned)height) vertical_compose97iL0(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_compose97iH0(b0, b1, b2, width);
}
-if(width>400){
-STOP_TIMER("vertical_compose97i")}}
-{START_TIMER
if(y-1<(unsigned)height) dsp->horizontal_compose97i(b0, width);
if(y+0<(unsigned)height) dsp->horizontal_compose97i(b1, width);
-if(width>400 && y+0<(unsigned)height){
-STOP_TIMER("horizontal_compose97i")}}
cs->b0=b2;
cs->b1=b3;
IDWTELEM *b4= buffer + mirror(y+3, height-1)*stride;
IDWTELEM *b5= buffer + mirror(y+4, height-1)*stride;
-{START_TIMER
if(y+3<(unsigned)height) vertical_compose97iL1(b3, b4, b5, width);
if(y+2<(unsigned)height) vertical_compose97iH1(b2, b3, b4, width);
if(y+1<(unsigned)height) vertical_compose97iL0(b1, b2, b3, width);
if(y+0<(unsigned)height) vertical_compose97iH0(b0, b1, b2, width);
-if(width>400){
-STOP_TIMER("vertical_compose97i")}}
-{START_TIMER
if(y-1<(unsigned)height) ff_snow_horizontal_compose97i(b0, width);
if(y+0<(unsigned)height) ff_snow_horizontal_compose97i(b1, width);
-if(width>400 && b0 <= b2){
-STOP_TIMER("horizontal_compose97i")}}
cs->b0=b2;
cs->b1=b3;
cs->y += 2;
}
-static void spatial_compose97i(IDWTELEM *buffer, int width, int height, int stride){
+static void av_unused spatial_compose97i(IDWTELEM *buffer, int width, int height, int stride){
dwt_compose_t cs;
spatial_compose97i_init(&cs, buffer, height, stride);
while(cs.y <= height)
while(cs[level].y <= FFMIN((y>>level)+support, height>>level)){
switch(type){
case DWT_97: spatial_compose97i_dy(cs+level, buffer, width>>level, height>>level, stride<<level);
- break;
+ break;
case DWT_53: spatial_compose53i_dy(cs+level, buffer, width>>level, height>>level, stride<<level);
- break;
+ break;
}
}
}
while(cs[level].y <= FFMIN((y>>level)+support, height>>level)){
switch(type){
case DWT_97: spatial_compose97i_dy_buffered(dsp, cs+level, slice_buf, width>>level, height>>level, stride_line<<level);
- break;
+ break;
case DWT_53: spatial_compose53i_dy_buffered(cs+level, slice_buf, width>>level, height>>level, stride_line<<level);
- break;
+ break;
}
}
}
int qadd= (s->qbias*qmul)>>QBIAS_SHIFT;
int new_index = 0;
- START_TIMER
-
if(b->ibuf == s->spatial_idwt_buffer || s->qlog == LOSSLESS_QLOG){
qadd= 0;
qmul= 1<<QEXPSHIFT;
memset(line, 0, b->width*sizeof(IDWTELEM));
v = b->x_coeff[new_index].coeff;
x = b->x_coeff[new_index++].x;
- while(x < w)
- {
+ while(x < w){
register int t= ( (v>>1)*qmul + qadd)>>QEXPSHIFT;
register int u= -(v&1);
line[x] = (t^u) - u;
x = b->x_coeff[new_index++].x;
}
}
- if(w > 200 && start_y != 0/*level+1 == s->spatial_decomposition_count*/){
- STOP_TIMER("decode_subband")
- }
/* Save our variables for the next slice. */
save_state[0] = new_index;
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){
- int x, y;
-START_TIMER
- for(y=0; y < b_h+HTAPS-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);
- int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
-// 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);
-
- if(dx<8) am = (32*a2*( 8-dx) + am* dx + 128)>>8;
- else am = ( am*(16-dx) + 32*a3*(dx-8) + 128)>>8;
-
- /* FIXME Try increasing tmp buffer to 16 bits and not clipping here. Should give marginally better results. - Robert*/
- if(am&(~255)) am= ~(am>>31);
-
- tmp[x] = am;
-
-/* if (dx< 4) tmp[x + y*stride]= (16*a1*( 4-dx) + aL* dx + 32)>>6;
- else if(dx< 8) tmp[x + y*stride]= ( aL*( 8-dx) + am*(dx- 4) + 32)>>6;
- else if(dx<12) tmp[x + y*stride]= ( am*(12-dx) + aR*(dx- 8) + 32)>>6;
- else tmp[x + y*stride]= ( aR*(16-dx) + 16*a2*(dx-12) + 32)>>6;*/
+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,
+ 6,0,6,0,0,0,2,0,
+ 5,0,0,5,0,3,0,0,
+ 4,0,0,0,4,0,0,0,
+ 3,0,0,5,0,3,0,0,
+ 2,0,6,0,0,0,2,0,
+ 1,7,0,0,0,0,0,1,
+ };
+
+ const static uint8_t brane[256]={
+ 0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x11,0x12,0x12,0x12,0x12,0x12,0x12,0x12,
+ 0x04,0x05,0xcc,0xcc,0xcc,0xcc,0xcc,0x41,0x15,0x16,0xcc,0xcc,0xcc,0xcc,0xcc,0x52,
+ 0x04,0xcc,0x05,0xcc,0xcc,0xcc,0x41,0xcc,0x15,0xcc,0x16,0xcc,0xcc,0xcc,0x52,0xcc,
+ 0x04,0xcc,0xcc,0x05,0xcc,0x41,0xcc,0xcc,0x15,0xcc,0xcc,0x16,0xcc,0x52,0xcc,0xcc,
+ 0x04,0xcc,0xcc,0xcc,0x41,0xcc,0xcc,0xcc,0x15,0xcc,0xcc,0xcc,0x16,0xcc,0xcc,0xcc,
+ 0x04,0xcc,0xcc,0x41,0xcc,0x05,0xcc,0xcc,0x15,0xcc,0xcc,0x52,0xcc,0x16,0xcc,0xcc,
+ 0x04,0xcc,0x41,0xcc,0xcc,0xcc,0x05,0xcc,0x15,0xcc,0x52,0xcc,0xcc,0xcc,0x16,0xcc,
+ 0x04,0x41,0xcc,0xcc,0xcc,0xcc,0xcc,0x05,0x15,0x52,0xcc,0xcc,0xcc,0xcc,0xcc,0x16,
+ 0x44,0x45,0x45,0x45,0x45,0x45,0x45,0x45,0x55,0x56,0x56,0x56,0x56,0x56,0x56,0x56,
+ 0x48,0x49,0xcc,0xcc,0xcc,0xcc,0xcc,0x85,0x59,0x5A,0xcc,0xcc,0xcc,0xcc,0xcc,0x96,
+ 0x48,0xcc,0x49,0xcc,0xcc,0xcc,0x85,0xcc,0x59,0xcc,0x5A,0xcc,0xcc,0xcc,0x96,0xcc,
+ 0x48,0xcc,0xcc,0x49,0xcc,0x85,0xcc,0xcc,0x59,0xcc,0xcc,0x5A,0xcc,0x96,0xcc,0xcc,
+ 0x48,0xcc,0xcc,0xcc,0x49,0xcc,0xcc,0xcc,0x59,0xcc,0xcc,0xcc,0x96,0xcc,0xcc,0xcc,
+ 0x48,0xcc,0xcc,0x85,0xcc,0x49,0xcc,0xcc,0x59,0xcc,0xcc,0x96,0xcc,0x5A,0xcc,0xcc,
+ 0x48,0xcc,0x85,0xcc,0xcc,0xcc,0x49,0xcc,0x59,0xcc,0x96,0xcc,0xcc,0xcc,0x5A,0xcc,
+ 0x48,0x85,0xcc,0xcc,0xcc,0xcc,0xcc,0x49,0x59,0x96,0xcc,0xcc,0xcc,0xcc,0xcc,0x5A,
+ };
+
+ const static uint8_t needs[16]={
+ 0,1,0,0,
+ 2,4,2,0,
+ 0,1,0,0,
+ 15
+ };
+
+ int x, y, b, r, l;
+ int16_t tmpIt [64*(32+HTAPS_MAX)];
+ uint8_t tmp2t[3][stride*(32+HTAPS_MAX)];
+ int16_t *tmpI= tmpIt;
+ uint8_t *tmp2= tmp2t[0];
+ const uint8_t *hpel[11];
+ assert(dx<16 && dy<16);
+ r= brane[dx + 16*dy]&15;
+ 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_MAX-1; y++){
+ for(x=0; x < b_w; x++){
+ 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;
+ }
+
+ if(am&(~255)) am= ~(am>>31);
+ tmp2[x]= am;
+ }
+ tmpI+= 64;
+ tmp2+= stride;
+ src += stride;
+ }
+ src -= stride*y;
+ }
+ 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_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(am&(~255)) am= ~(am>>31);
+ tmp2[x]= am;
+ }
+ src += stride;
+ tmp2+= stride;
+ }
+ src -= stride*y;
+ }
+ 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_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;
+ }
+ tmpI+= 64;
+ tmp2+= stride;
+ }
+ }
+
+ hpel[ 0]= src;
+ hpel[ 1]= tmp2t[0] + stride*(HTAPS_MAX/2-1);
+ hpel[ 2]= src + 1;
+
+ hpel[ 4]= tmp2t[1];
+ hpel[ 5]= tmp2t[2];
+ hpel[ 6]= tmp2t[1] + 1;
+
+ hpel[ 8]= src + stride;
+ hpel[ 9]= hpel[1] + stride;
+ hpel[10]= hpel[8] + 1;
+
+ if(b==15){
+ const uint8_t *src1= hpel[dx/8 + dy/8*4 ];
+ const uint8_t *src2= hpel[dx/8 + dy/8*4+1];
+ const uint8_t *src3= hpel[dx/8 + dy/8*4+4];
+ const uint8_t *src4= hpel[dx/8 + dy/8*4+5];
+ dx&=7;
+ dy&=7;
+ for(y=0; y < b_h; y++){
+ for(x=0; x < b_w; x++){
+ dst[x]= ((8-dx)*(8-dy)*src1[x] + dx*(8-dy)*src2[x]+
+ (8-dx)* dy *src3[x] + dx* dy *src4[x]+32)>>6;
+ }
+ src1+=stride;
+ src2+=stride;
+ src3+=stride;
+ src4+=stride;
+ dst +=stride;
}
- tmp += stride;
- src += stride;
- }
- tmp -= (b_h+HTAPS-1)*stride;
-
- for(y=0; y < b_h; y++){
- for(x=0; x < b_w; x++){
- int a_2=tmp[x + (HTAPS/2-5)*stride];
- int a_1=tmp[x + (HTAPS/2-4)*stride];
- int a0= tmp[x + (HTAPS/2-3)*stride];
- int a1= tmp[x + (HTAPS/2-2)*stride];
- int a2= tmp[x + (HTAPS/2-1)*stride];
- int a3= tmp[x + (HTAPS/2+0)*stride];
- int a4= tmp[x + (HTAPS/2+1)*stride];
- int a5= tmp[x + (HTAPS/2+2)*stride];
- int a6= tmp[x + (HTAPS/2+3)*stride];
- int a7= tmp[x + (HTAPS/2+4)*stride];
- int am= 20*(a2+a3) - 5*(a1+a4) + (a0+a5);
-// 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);
-
- if(dy<8) am = (32*a2*( 8-dy) + am* dy + 128)>>8;
- else am = ( am*(16-dy) + 32*a3*(dy-8) + 128)>>8;
-
- if(am&(~255)) am= ~(am>>31);
-
- dst[x] = am;
-/* if (dy< 4) tmp[x + y*stride]= (16*a1*( 4-dy) + aL* dy + 32)>>6;
- else if(dy< 8) tmp[x + y*stride]= ( aL*( 8-dy) + am*(dy- 4) + 32)>>6;
- else if(dy<12) tmp[x + y*stride]= ( am*(12-dy) + aR*(dy- 8) + 32)>>6;
- else tmp[x + y*stride]= ( aR*(16-dy) + 16*a2*(dy-12) + 32)>>6;*/
+ }else{
+ const uint8_t *src1= hpel[l];
+ const uint8_t *src2= hpel[r];
+ int a= weight[((dx&7) + (8*(dy&7)))];
+ int b= 8-a;
+ for(y=0; y < b_h; y++){
+ for(x=0; x < b_w; x++){
+ dst[x]= (a*src1[x] + b*src2[x] + 4)>>3;
+ }
+ src1+=stride;
+ src2+=stride;
+ dst +=stride;
}
- dst += stride;
- tmp += stride;
}
-STOP_TIMER("mc_block")
}
#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);
+ 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)) || !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);
}
}
}
}
}
-//FIXME name clenup (b_w, block_w, b_width stuff)
+//FIXME name cleanup (b_w, block_w, b_width stuff)
static av_always_inline void add_yblock(SnowContext *s, int sliced, slice_buffer *sb, IDWTELEM *dst, uint8_t *dst8, const uint8_t *obmc, int src_x, int src_y, int b_w, int b_h, int w, int h, int dst_stride, int src_stride, int obmc_stride, int b_x, int b_y, int add, int offset_dst, int plane_index){
const int b_width = s->b_width << s->block_max_depth;
const int b_height= s->b_height << s->block_max_depth;
rb= rt;
}
- if(src_x<0){ //FIXME merge with prev & always round internal width upto *16
+ if(src_x<0){ //FIXME merge with prev & always round internal width up to *16
obmc -= src_x;
b_w += src_x;
if(!sliced && !offset_dst)
if(b_w<=0 || b_h<=0) return;
-assert(src_stride > 2*MB_SIZE + 5);
+ assert(src_stride > 2*MB_SIZE + 5);
+
if(!sliced && offset_dst)
dst += src_x + src_y*dst_stride;
dst8+= src_x + src_y*src_stride;
}
#else
if(sliced){
- START_TIMER
-
s->dsp.inner_add_yblock(obmc, obmc_stride, block, b_w, b_h, src_x,src_y, src_stride, sb, add, dst8);
- STOP_TIMER("inner_add_yblock")
- }else
- for(y=0; y<b_h; y++){
- //FIXME ugly misuse of obmc_stride
- const uint8_t *obmc1= obmc + y*obmc_stride;
- const uint8_t *obmc2= obmc1+ (obmc_stride>>1);
- const uint8_t *obmc3= obmc1+ obmc_stride*(obmc_stride>>1);
- const uint8_t *obmc4= obmc3+ (obmc_stride>>1);
- for(x=0; x<b_w; x++){
- int v= obmc1[x] * block[3][x + y*src_stride]
- +obmc2[x] * block[2][x + y*src_stride]
- +obmc3[x] * block[1][x + y*src_stride]
- +obmc4[x] * block[0][x + y*src_stride];
-
- v <<= 8 - LOG2_OBMC_MAX;
- if(FRAC_BITS != 8){
- v >>= 8 - FRAC_BITS;
- }
- if(add){
- v += dst[x + y*dst_stride];
- v = (v + (1<<(FRAC_BITS-1))) >> FRAC_BITS;
- if(v&(~255)) v= ~(v>>31);
- dst8[x + y*src_stride] = v;
- }else{
- dst[x + y*dst_stride] -= v;
+ }else{
+ for(y=0; y<b_h; y++){
+ //FIXME ugly misuse of obmc_stride
+ const uint8_t *obmc1= obmc + y*obmc_stride;
+ const uint8_t *obmc2= obmc1+ (obmc_stride>>1);
+ const uint8_t *obmc3= obmc1+ obmc_stride*(obmc_stride>>1);
+ const uint8_t *obmc4= obmc3+ (obmc_stride>>1);
+ for(x=0; x<b_w; x++){
+ int v= obmc1[x] * block[3][x + y*src_stride]
+ +obmc2[x] * block[2][x + y*src_stride]
+ +obmc3[x] * block[1][x + y*src_stride]
+ +obmc4[x] * block[0][x + y*src_stride];
+
+ v <<= 8 - LOG2_OBMC_MAX;
+ if(FRAC_BITS != 8){
+ v >>= 8 - FRAC_BITS;
+ }
+ if(add){
+ v += dst[x + y*dst_stride];
+ v = (v + (1<<(FRAC_BITS-1))) >> FRAC_BITS;
+ if(v&(~255)) v= ~(v>>31);
+ dst8[x + y*src_stride] = v;
+ }else{
+ dst[x + y*dst_stride] -= v;
+ }
}
}
}
-#endif
+#endif /* 0 */
}
static av_always_inline void predict_slice_buffered(SnowContext *s, slice_buffer * sb, IDWTELEM * old_buffer, int plane_index, int add, int mb_y){
uint8_t *dst8= s->current_picture.data[plane_index];
int w= p->width;
int h= p->height;
- START_TIMER
if(s->keyframe || (s->avctx->debug&512)){
if(mb_y==mb_h)
return;
if(add){
- for(y=block_w*mb_y; y<FFMIN(h,block_w*(mb_y+1)); y++)
- {
+ for(y=block_w*mb_y; y<FFMIN(h,block_w*(mb_y+1)); y++){
// DWTELEM * line = slice_buffer_get_line(sb, y);
IDWTELEM * line = sb->line[y];
- for(x=0; x<w; x++)
- {
+ for(x=0; x<w; x++){
// int v= buf[x + y*w] + (128<<FRAC_BITS) + (1<<(FRAC_BITS-1));
int v= line[x] + (128<<FRAC_BITS) + (1<<(FRAC_BITS-1));
v >>= FRAC_BITS;
}
}
}else{
- for(y=block_w*mb_y; y<FFMIN(h,block_w*(mb_y+1)); y++)
- {
+ for(y=block_w*mb_y; y<FFMIN(h,block_w*(mb_y+1)); y++){
// DWTELEM * line = slice_buffer_get_line(sb, y);
IDWTELEM * line = sb->line[y];
- for(x=0; x<w; x++)
- {
+ for(x=0; x<w; x++){
line[x] -= 128 << FRAC_BITS;
// buf[x + y*w]-= 128<<FRAC_BITS;
}
return;
}
- for(mb_x=0; mb_x<=mb_w; mb_x++){
- START_TIMER
-
- add_yblock(s, 1, sb, old_buffer, dst8, obmc,
- block_w*mb_x - block_w/2,
- block_w*mb_y - block_w/2,
- block_w, block_w,
- w, h,
- w, ref_stride, obmc_stride,
- mb_x - 1, mb_y - 1,
- add, 0, plane_index);
-
- STOP_TIMER("add_yblock")
- }
-
- STOP_TIMER("predict_slice")
+ for(mb_x=0; mb_x<=mb_w; mb_x++){
+ add_yblock(s, 1, sb, old_buffer, dst8, obmc,
+ block_w*mb_x - block_w/2,
+ block_w*mb_y - block_w/2,
+ block_w, block_w,
+ w, h,
+ w, ref_stride, obmc_stride,
+ mb_x - 1, mb_y - 1,
+ add, 0, plane_index);
+ }
}
static av_always_inline void predict_slice(SnowContext *s, IDWTELEM *buf, int plane_index, int add, int mb_y){
uint8_t *dst8= s->current_picture.data[plane_index];
int w= p->width;
int h= p->height;
- START_TIMER
if(s->keyframe || (s->avctx->debug&512)){
if(mb_y==mb_h)
return;
}
- for(mb_x=0; mb_x<=mb_w; mb_x++){
- START_TIMER
-
- add_yblock(s, 0, NULL, buf, dst8, obmc,
- block_w*mb_x - block_w/2,
- block_w*mb_y - block_w/2,
- block_w, block_w,
- w, h,
- w, ref_stride, obmc_stride,
- mb_x - 1, mb_y - 1,
- add, 1, plane_index);
-
- STOP_TIMER("add_yblock")
- }
-
- STOP_TIMER("predict_slice")
+ for(mb_x=0; mb_x<=mb_w; mb_x++){
+ add_yblock(s, 0, NULL, buf, dst8, obmc,
+ block_w*mb_x - block_w/2,
+ block_w*mb_y - block_w/2,
+ block_w, block_w,
+ w, h,
+ w, ref_stride, obmc_stride,
+ mb_x - 1, mb_y - 1,
+ add, 1, plane_index);
+ }
}
static av_always_inline void predict_plane(SnowContext *s, IDWTELEM *buf, int plane_index, int add){
if(x<0) obmc_v += obmc[index + block_w];
if(y+block_w>h) obmc_v += obmc[index - block_w*obmc_stride];
if(x+block_w>w) obmc_v += obmc[index - block_w];
- //FIXME precalc this or simplify it somehow else
+ //FIXME precalculate this or simplify it somehow else
d = -dst[index] + (1<<(FRAC_BITS-1));
dst[index] = d;
ab += (src[x2 + y2*ref_stride] - (d>>FRAC_BITS)) * obmc_v;
- aa += obmc_v * obmc_v; //FIXME precalclate this
+ aa += obmc_v * obmc_v; //FIXME precalculate this
}
}
}
00001XXXX 15-30 8-15
*/
//FIXME try accurate rate
-//FIXME intra and inter predictors if surrounding blocks arent the same type
+//FIXME intra and inter predictors if surrounding blocks are not the same type
if(b->type & BLOCK_INTRA){
return 3+2*( av_log2(2*FFABS(left->color[0] - b->color[0]))
+ av_log2(2*FFABS(left->color[1] - b->color[1]))
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;
if(block_w==16){
/* FIXME rearrange dsputil to fit 32x32 cmp functions */
/* FIXME check alignment of the cmp wavelet vs the encoding wavelet */
- /* FIXME cmps overlap but don't cover the wavelet's whole support,
- * so improving the score of one block is not strictly guaranteed to
- * improve the score of the whole frame, so iterative motion est
- * doesn't always converge. */
+ /* FIXME cmps overlap but do not cover the wavelet's whole support.
+ * So improving the score of one block is not strictly guaranteed
+ * to improve the score of the whole frame, thus iterative motion
+ * estimation does not always converge. */
if(s->avctx->me_cmp == FF_CMP_W97)
distortion = w97_32_c(&s->m, src + sx + sy*ref_stride, dst + sx + sy*ref_stride, ref_stride, 32);
else if(s->avctx->me_cmp == FF_CMP_W53)
const int ref_stride= s->current_picture.linesize[plane_index];
uint8_t *dst= s->current_picture.data[plane_index];
uint8_t *src= s-> input_picture.data[plane_index];
- static const IDWTELEM zero_dst[4096]; //FIXME
+ //FIXME zero_dst is const but add_yblock changes dst if add is 0 (this is never the case for dst=zero_dst
+ // const has only been removed from zero_dst to suppress a warning
+ static IDWTELEM zero_dst[4096]; //FIXME
const int b_stride = s->b_width << s->block_max_depth;
const int w= p->width;
const int h= p->height;
}
}
-/* special case for int[2] args we discard afterward, fixes compilation prob with gcc 2.95 */
+/* special case for int[2] args we discard afterwards,
+ * fixes compilation problem with gcc 2.95 */
static av_always_inline int check_block_inter(SnowContext *s, int mb_x, int mb_y, int p0, int p1, const uint8_t *obmc_edged, int *best_rd){
int p[2] = {p0, p1};
return check_block(s, mb_x, mb_y, p, 0, obmc_edged, best_rd);
memset(s->me_cache, 0, sizeof(s->me_cache));
s->me_cache_generation += 1<<22;
- //FIXME precalc
+ //FIXME precalculate
{
int x, y;
memcpy(obmc_edged, obmc_tab[s->block_max_depth], b_w*b_w*4);
}
//skip stuff outside the picture
- if(mb_x==0 || mb_y==0 || mb_x==b_width-1 || mb_y==b_height-1)
- {
+ if(mb_x==0 || mb_y==0 || mb_x==b_width-1 || mb_y==b_height-1){
uint8_t *src= s-> input_picture.data[0];
uint8_t *dst= s->current_picture.data[0];
const int stride= s->current_picture.linesize[0];
check_block_inter(s, mb_x, mb_y, mvr[b_stride][0], mvr[b_stride][1], *obmc_edged, &best_rd);
/* fullpel ME */
- //FIXME avoid subpel interpol / round to nearest integer
+ //FIXME avoid subpel interpolation / round to nearest integer
do{
dia_change=0;
for(i=0; i<FFMAX(s->avctx->dia_size, 1); i++){
}
static void quantize(SnowContext *s, SubBand *b, IDWTELEM *dst, DWTELEM *src, int stride, int bias){
- const int level= b->level;
const int w= b->width;
const int h= b->height;
const int qlog= av_clip(s->qlog + b->qlog, 0, QROOT*16);
const int qmul= qexp[qlog&(QROOT-1)]<<((qlog>>QSHIFT) + ENCODER_EXTRA_BITS);
int x,y, thres1, thres2;
-// START_TIMER
if(s->qlog == LOSSLESS_QLOG){
for(y=0; y<h; y++)
}
}
}
- if(level+1 == s->spatial_decomposition_count){
-// STOP_TIMER("quantize")
- }
}
static void dequantize_slice_buffered(SnowContext *s, slice_buffer * sb, SubBand *b, IDWTELEM *src, int stride, int start_y, int end_y){
const int qmul= qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT);
const int qadd= (s->qbias*qmul)>>QBIAS_SHIFT;
int x,y;
- START_TIMER
if(s->qlog == LOSSLESS_QLOG) return;
}
}
}
- if(w > 200 /*level+1 == s->spatial_decomposition_count*/){
- STOP_TIMER("dquant")
- }
}
static void dequantize(SnowContext *s, SubBand *b, IDWTELEM *src, int stride){
const int qmul= qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT);
const int qadd= (s->qbias*qmul)>>QBIAS_SHIFT;
int x,y;
- START_TIMER
if(s->qlog == LOSSLESS_QLOG) return;
}
}
}
- if(w > 200 /*level+1 == s->spatial_decomposition_count*/){
- STOP_TIMER("dquant")
- }
}
static void decorrelate(SnowContext *s, SubBand *b, IDWTELEM *src, int stride, int inverse, int use_median){
const int w= b->width;
int x,y;
-// START_TIMER
-
IDWTELEM * line=0; // silence silly "could be used without having been initialized" warning
IDWTELEM * prev;
}
}
}
-
-// STOP_TIMER("correlate")
}
static void correlate(SnowContext *s, SubBand *b, IDWTELEM *src, int stride, int inverse, int use_median){
}
}
-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);
}
}
+ 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);
put_symbol(&s->c, s->header_state, s->qbias - s->last_qbias , 1);
put_symbol(&s->c, s->header_state, s->block_max_depth - s->last_block_max_depth, 1);
- s->last_spatial_decomposition_type= s->spatial_decomposition_type;
- s->last_qlog = s->qlog;
- s->last_qbias = s->qbias;
- s->last_mv_scale = s->mv_scale;
- s->last_block_max_depth = s->block_max_depth;
}
-static int decode_header(SnowContext *s){
+static void update_last_header_values(SnowContext *s){
+ int plane_index;
+
+ if(!s->keyframe){
+ for(plane_index=0; plane_index<2; plane_index++){
+ Plane *p= &s->plane[plane_index];
+ p->last_diag_mc= p->diag_mc;
+ p->last_htaps = p->htaps;
+ memcpy(p->last_hcoeff, p->hcoeff, sizeof(p->hcoeff));
+ }
+ }
+
+ s->last_spatial_decomposition_type = s->spatial_decomposition_type;
+ s->last_qlog = s->qlog;
+ 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 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;
+ 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){
+static av_cold 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;
height= s->avctx->height;
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->spatial_dwt_buffer= av_mallocz(width*height*sizeof(DWTELEM)); //FIXME this does not belong here
+
+ 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->mv_scale= (s->avctx->flags & CODEC_FLAG_QPEL) ? 2 : 4;
- s->block_max_depth= (s->avctx->flags & CODEC_FLAG_4MV) ? 1 : 0;
+ 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++){
SubBand *b= &s->plane[plane_index].band[level][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;
}
static int ratecontrol_1pass(SnowContext *s, AVFrame *pict)
{
- /* estimate the frame's complexity as a sum of weighted dwt coefs.
+ /* Estimate the frame's complexity as a sum of weighted dwt coefficients.
* FIXME we know exact mv bits at this point,
* but ratecontrol isn't set up to include them. */
uint32_t coef_sum= 0;
coef_sum = (uint64_t)coef_sum * coef_sum >> 16;
assert(coef_sum < INT_MAX);
- if(pict->pict_type == I_TYPE){
+ if(pict->pict_type == FF_I_TYPE){
s->m.current_picture.mb_var_sum= coef_sum;
s->m.current_picture.mc_mb_var_sum= 0;
}else{
return delta_qlog;
}
-static void calculate_vissual_weight(SnowContext *s, Plane *p){
+static void calculate_visual_weight(SnowContext *s, Plane *p){
int width = p->width;
int height= p->height;
int level, orientation, x, y;
}
b->qlog= (int)(log(352256.0/sqrt(error)) / log(pow(2.0, 1.0/QROOT))+0.5);
-// av_log(NULL, AV_LOG_DEBUG, "%d %d %d\n", level, orientation, b->qlog/*, sqrt(error)*/);
}
}
}
-static int encode_init(AVCodecContext *avctx)
+#define QUANTIZE2 0
+
+#if QUANTIZE2==1
+#define Q2_STEP 8
+
+static void find_sse(SnowContext *s, Plane *p, int *score, int score_stride, IDWTELEM *r0, IDWTELEM *r1, int level, int orientation){
+ SubBand *b= &p->band[level][orientation];
+ int x, y;
+ int xo=0;
+ int yo=0;
+ int step= 1 << (s->spatial_decomposition_count - level);
+
+ if(orientation&1)
+ xo= step>>1;
+ if(orientation&2)
+ yo= step>>1;
+
+ //FIXME bias for nonzero ?
+ //FIXME optimize
+ memset(score, 0, sizeof(*score)*score_stride*((p->height + Q2_STEP-1)/Q2_STEP));
+ for(y=0; y<p->height; y++){
+ for(x=0; x<p->width; x++){
+ int sx= (x-xo + step/2) / step / Q2_STEP;
+ int sy= (y-yo + step/2) / step / Q2_STEP;
+ int v= r0[x + y*p->width] - r1[x + y*p->width];
+ assert(sx>=0 && sy>=0 && sx < score_stride);
+ v= ((v+8)>>4)<<4;
+ score[sx + sy*score_stride] += v*v;
+ assert(score[sx + sy*score_stride] >= 0);
+ }
+ }
+}
+
+static void dequantize_all(SnowContext *s, Plane *p, IDWTELEM *buffer, int width, int height){
+ int level, orientation;
+
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
+ IDWTELEM *dst= buffer + (b->ibuf - s->spatial_idwt_buffer);
+
+ dequantize(s, b, dst, b->stride);
+ }
+ }
+}
+
+static void dwt_quantize(SnowContext *s, Plane *p, DWTELEM *buffer, int width, int height, int stride, int type){
+ int level, orientation, ys, xs, x, y, pass;
+ IDWTELEM best_dequant[height * stride];
+ IDWTELEM idwt2_buffer[height * stride];
+ const int score_stride= (width + 10)/Q2_STEP;
+ int best_score[(width + 10)/Q2_STEP * (height + 10)/Q2_STEP]; //FIXME size
+ int score[(width + 10)/Q2_STEP * (height + 10)/Q2_STEP]; //FIXME size
+ int threshold= (s->m.lambda * s->m.lambda) >> 6;
+
+ //FIXME pass the copy cleanly ?
+
+// memcpy(dwt_buffer, buffer, height * stride * sizeof(DWTELEM));
+ ff_spatial_dwt(buffer, width, height, stride, type, s->spatial_decomposition_count);
+
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
+ IDWTELEM *dst= best_dequant + (b->ibuf - s->spatial_idwt_buffer);
+ DWTELEM *src= buffer + (b-> buf - s->spatial_dwt_buffer);
+ assert(src == b->buf); // code does not depend on this but it is true currently
+
+ quantize(s, b, dst, src, b->stride, s->qbias);
+ }
+ }
+ for(pass=0; pass<1; pass++){
+ if(s->qbias == 0) //keyframe
+ continue;
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
+ IDWTELEM *dst= idwt2_buffer + (b->ibuf - s->spatial_idwt_buffer);
+ IDWTELEM *best_dst= best_dequant + (b->ibuf - s->spatial_idwt_buffer);
+
+ for(ys= 0; ys<Q2_STEP; ys++){
+ for(xs= 0; xs<Q2_STEP; xs++){
+ memcpy(idwt2_buffer, best_dequant, height * stride * sizeof(IDWTELEM));
+ dequantize_all(s, p, idwt2_buffer, width, height);
+ ff_spatial_idwt(idwt2_buffer, width, height, stride, type, s->spatial_decomposition_count);
+ find_sse(s, p, best_score, score_stride, idwt2_buffer, s->spatial_idwt_buffer, level, orientation);
+ memcpy(idwt2_buffer, best_dequant, height * stride * sizeof(IDWTELEM));
+ for(y=ys; y<b->height; y+= Q2_STEP){
+ for(x=xs; x<b->width; x+= Q2_STEP){
+ if(dst[x + y*b->stride]<0) dst[x + y*b->stride]++;
+ if(dst[x + y*b->stride]>0) dst[x + y*b->stride]--;
+ //FIXME try more than just --
+ }
+ }
+ dequantize_all(s, p, idwt2_buffer, width, height);
+ ff_spatial_idwt(idwt2_buffer, width, height, stride, type, s->spatial_decomposition_count);
+ find_sse(s, p, score, score_stride, idwt2_buffer, s->spatial_idwt_buffer, level, orientation);
+ for(y=ys; y<b->height; y+= Q2_STEP){
+ for(x=xs; x<b->width; x+= Q2_STEP){
+ int score_idx= x/Q2_STEP + (y/Q2_STEP)*score_stride;
+ if(score[score_idx] <= best_score[score_idx] + threshold){
+ best_score[score_idx]= score[score_idx];
+ if(best_dst[x + y*b->stride]<0) best_dst[x + y*b->stride]++;
+ if(best_dst[x + y*b->stride]>0) best_dst[x + y*b->stride]--;
+ //FIXME copy instead
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ memcpy(s->spatial_idwt_buffer, best_dequant, height * stride * sizeof(IDWTELEM)); //FIXME work with that directly instead of copy at the end
+}
+
+#endif /* QUANTIZE2==1 */
+
+static av_cold int encode_init(AVCodecContext *avctx)
{
SnowContext *s = avctx->priv_data;
int plane_index;
if(avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL){
- av_log(avctx, AV_LOG_ERROR, "this codec is under development, files encoded with it may not be decodable with future versions!!!\n"
- "use vstrict=-2 / -strict -2 to use it anyway\n");
+ av_log(avctx, AV_LOG_ERROR, "This codec is under development, files encoded with it may not be decodable with future versions!!!\n"
+ "Use vstrict=-2 / -strict -2 to use it anyway.\n");
return -1;
}
if(avctx->prediction_method == DWT_97
&& (avctx->flags & CODEC_FLAG_QSCALE)
&& avctx->global_quality == 0){
- av_log(avctx, AV_LOG_ERROR, "the 9/7 wavelet is incompatible with lossless mode\n");
+ av_log(avctx, AV_LOG_ERROR, "The 9/7 wavelet is incompatible with lossless mode.\n");
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:
s->colorspace= 1;
break;*/
default:
- av_log(avctx, AV_LOG_ERROR, "format not supported\n");
+ av_log(avctx, AV_LOG_ERROR, "pixel format not supported\n");
return -1;
}
// avcodec_get_chroma_sub_sample(avctx->pix_fmt, &s->chroma_h_shift, &s->chroma_v_shift);
return 0;
}
+#define USE_HALFPEL_PLANE 0
+
static void halfpel_interpol(SnowContext *s, uint8_t *halfpel[4][4], AVFrame *frame){
int p,x,y;
int h= s->avctx->height;
if(s->current_picture.data[0]){
- draw_edges(s->current_picture.data[0], s->current_picture.linesize[0], w , h , EDGE_WIDTH );
- draw_edges(s->current_picture.data[1], s->current_picture.linesize[1], w>>1, h>>1, EDGE_WIDTH/2);
- draw_edges(s->current_picture.data[2], s->current_picture.linesize[2], w>>1, h>>1, EDGE_WIDTH/2);
+ s->dsp.draw_edges(s->current_picture.data[0], s->current_picture.linesize[0], w , h , EDGE_WIDTH );
+ s->dsp.draw_edges(s->current_picture.data[1], s->current_picture.linesize[1], w>>1, h>>1, EDGE_WIDTH/2);
+ s->dsp.draw_edges(s->current_picture.data[2], s->current_picture.linesize[2], w>>1, h>>1, EDGE_WIDTH/2);
}
tmp= s->last_picture[s->max_ref_frames-1];
memmove(s->last_picture+1, s->last_picture, (s->max_ref_frames-1)*sizeof(AVFrame));
memmove(s->halfpel_plane+1, s->halfpel_plane, (s->max_ref_frames-1)*sizeof(void*)*4*4);
-#ifdef USE_HALFPEL_PLANE
- if(s->current_picture.data[0])
+ if(USE_HALFPEL_PLANE && s->current_picture.data[0])
halfpel_interpol(s, s->halfpel_plane[0], &s->current_picture);
-#endif
s->last_picture[0]= s->current_picture;
s->current_picture= tmp;
if(s->qlog < 0 || (!pict->quality && (avctx->flags & CODEC_FLAG_QSCALE))){
s->qlog= LOSSLESS_QLOG;
s->lambda = 0;
- }//else keep previous frame's qlog until after motion est
+ }//else keep previous frame's qlog until after motion estimation
frame_start(s);
s->m.current_picture_ptr= &s->m.current_picture;
- if(pict->pict_type == P_TYPE){
+ if(pict->pict_type == FF_P_TYPE){
int block_width = (width +15)>>4;
int block_height= (height+15)>>4;
int stride= s->current_picture.linesize[0];
redo_frame:
+ if(pict->pict_type == FF_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;
+ s->qbias= pict->pict_type == FF_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_visual_weight(s, &s->plane[plane_index]);
+ }
+ }
encode_header(s);
s->m.misc_bits = 8*(s->c.bytestream - s->c.bytestream_start);
int x, y;
// int bits= put_bits_count(&s->c.pb);
- if(!(avctx->flags2 & CODEC_FLAG2_MEMC_ONLY)){
- //FIXME optimize
- if(pict->data[plane_index]) //FIXME gray hack
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- s->spatial_idwt_buffer[y*w + x]= pict->data[plane_index][y*pict->linesize[plane_index] + x]<<FRAC_BITS;
+ if(!(avctx->flags2 & CODEC_FLAG2_MEMC_ONLY)){
+ //FIXME optimize
+ if(pict->data[plane_index]) //FIXME gray hack
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ s->spatial_idwt_buffer[y*w + x]= pict->data[plane_index][y*pict->linesize[plane_index] + x]<<FRAC_BITS;
+ }
+ }
+ predict_plane(s, s->spatial_idwt_buffer, plane_index, 0);
+
+ if( plane_index==0
+ && pict->pict_type == FF_P_TYPE
+ && !(avctx->flags&CODEC_FLAG_PASS2)
+ && s->m.me.scene_change_score > s->avctx->scenechange_threshold){
+ ff_init_range_encoder(c, buf, buf_size);
+ ff_build_rac_states(c, 0.05*(1LL<<32), 256-8);
+ pict->pict_type= FF_I_TYPE;
+ s->keyframe=1;
+ s->current_picture.key_frame=1;
+ goto redo_frame;
}
- }
- predict_plane(s, s->spatial_idwt_buffer, plane_index, 0);
-
- if( plane_index==0
- && pict->pict_type == P_TYPE
- && !(avctx->flags&CODEC_FLAG_PASS2)
- && s->m.me.scene_change_score > s->avctx->scenechange_threshold){
- ff_init_range_encoder(c, buf, buf_size);
- ff_build_rac_states(c, 0.05*(1LL<<32), 256-8);
- pict->pict_type= FF_I_TYPE;
- s->keyframe=1;
- s->current_picture.key_frame=1;
- goto redo_frame;
- }
- if(s->qlog == LOSSLESS_QLOG){
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- s->spatial_dwt_buffer[y*w + x]= (s->spatial_idwt_buffer[y*w + x] + (1<<(FRAC_BITS-1))-1)>>FRAC_BITS;
+ if(s->qlog == LOSSLESS_QLOG){
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ s->spatial_dwt_buffer[y*w + x]= (s->spatial_idwt_buffer[y*w + x] + (1<<(FRAC_BITS-1))-1)>>FRAC_BITS;
+ }
}
- }
- }else{
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- s->spatial_dwt_buffer[y*w + x]=s->spatial_idwt_buffer[y*w + x]<<ENCODER_EXTRA_BITS;
+ }else{
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ s->spatial_dwt_buffer[y*w + x]=s->spatial_idwt_buffer[y*w + x]<<ENCODER_EXTRA_BITS;
+ }
}
}
- }
- ff_spatial_dwt(s->spatial_dwt_buffer, w, h, w, s->spatial_decomposition_type, s->spatial_decomposition_count);
-
- if(s->pass1_rc && plane_index==0){
- int delta_qlog = ratecontrol_1pass(s, pict);
- if (delta_qlog <= INT_MIN)
- return -1;
- if(delta_qlog){
- //reordering qlog in the bitstream would eliminate this reset
- ff_init_range_encoder(c, buf, buf_size);
- memcpy(s->header_state, rc_header_bak, sizeof(s->header_state));
- memcpy(s->block_state, rc_block_bak, sizeof(s->block_state));
- encode_header(s);
- encode_blocks(s, 0);
+ /* if(QUANTIZE2)
+ dwt_quantize(s, p, s->spatial_dwt_buffer, w, h, w, s->spatial_decomposition_type);
+ else*/
+ ff_spatial_dwt(s->spatial_dwt_buffer, w, h, w, s->spatial_decomposition_type, s->spatial_decomposition_count);
+
+ if(s->pass1_rc && plane_index==0){
+ int delta_qlog = ratecontrol_1pass(s, pict);
+ if (delta_qlog <= INT_MIN)
+ return -1;
+ if(delta_qlog){
+ //reordering qlog in the bitstream would eliminate this reset
+ ff_init_range_encoder(c, buf, buf_size);
+ memcpy(s->header_state, rc_header_bak, sizeof(s->header_state));
+ memcpy(s->block_state, rc_block_bak, sizeof(s->block_state));
+ encode_header(s);
+ encode_blocks(s, 0);
+ }
}
- }
-
- for(level=0; level<s->spatial_decomposition_count; level++){
- for(orientation=level ? 1 : 0; orientation<4; orientation++){
- SubBand *b= &p->band[level][orientation];
- quantize(s, b, b->ibuf, b->buf, b->stride, s->qbias);
- if(orientation==0)
- decorrelate(s, b, b->ibuf, b->stride, pict->pict_type == P_TYPE, 0);
- encode_subband(s, b, b->ibuf, b->parent ? b->parent->ibuf : NULL, b->stride, orientation);
- assert(b->parent==NULL || b->parent->stride == b->stride*2);
- if(orientation==0)
- correlate(s, b, b->ibuf, b->stride, 1, 0);
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
+
+ if(!QUANTIZE2)
+ quantize(s, b, b->ibuf, b->buf, b->stride, s->qbias);
+ if(orientation==0)
+ decorrelate(s, b, b->ibuf, b->stride, pict->pict_type == FF_P_TYPE, 0);
+ encode_subband(s, b, b->ibuf, b->parent ? b->parent->ibuf : NULL, b->stride, orientation);
+ assert(b->parent==NULL || b->parent->stride == b->stride*2);
+ if(orientation==0)
+ correlate(s, b, b->ibuf, b->stride, 1, 0);
+ }
}
- }
-// av_log(NULL, AV_LOG_DEBUG, "plane:%d bits:%d\n", plane_index, put_bits_count(&s->c.pb) - bits);
- for(level=0; level<s->spatial_decomposition_count; level++){
- for(orientation=level ? 1 : 0; orientation<4; orientation++){
- SubBand *b= &p->band[level][orientation];
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
- dequantize(s, b, b->ibuf, b->stride);
+ dequantize(s, b, b->ibuf, b->stride);
+ }
}
- }
- ff_spatial_idwt(s->spatial_idwt_buffer, w, h, w, s->spatial_decomposition_type, s->spatial_decomposition_count);
- if(s->qlog == LOSSLESS_QLOG){
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- s->spatial_idwt_buffer[y*w + x]<<=FRAC_BITS;
+ ff_spatial_idwt(s->spatial_idwt_buffer, w, h, w, s->spatial_decomposition_type, s->spatial_decomposition_count);
+ if(s->qlog == LOSSLESS_QLOG){
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ s->spatial_idwt_buffer[y*w + x]<<=FRAC_BITS;
+ }
}
}
- }
-{START_TIMER
- predict_plane(s, s->spatial_idwt_buffer, plane_index, 1);
-STOP_TIMER("pred-conv")}
- }else{
+ predict_plane(s, s->spatial_idwt_buffer, plane_index, 1);
+ }else{
//ME/MC only
- if(pict->pict_type == I_TYPE){
+ if(pict->pict_type == FF_I_TYPE){
for(y=0; y<h; y++){
for(x=0; x<w; x++){
s->current_picture.data[plane_index][y*s->current_picture.linesize[plane_index] + x]=
memset(s->spatial_idwt_buffer, 0, sizeof(IDWTELEM)*w*h);
predict_plane(s, s->spatial_idwt_buffer, plane_index, 1);
}
- }
+ }
if(s->avctx->flags&CODEC_FLAG_PSNR){
int64_t error= 0;
- if(pict->data[plane_index]) //FIXME gray hack
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- int d= s->current_picture.data[plane_index][y*s->current_picture.linesize[plane_index] + x] - pict->data[plane_index][y*pict->linesize[plane_index] + x];
- error += d*d;
+ if(pict->data[plane_index]) //FIXME gray hack
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ int d= s->current_picture.data[plane_index][y*s->current_picture.linesize[plane_index] + x] - pict->data[plane_index][y*pict->linesize[plane_index] + x];
+ error += d*d;
+ }
}
- }
s->avctx->error[plane_index] += error;
s->current_picture.error[plane_index] = error;
}
+
}
+ update_last_header_values(s);
+
if(s->last_picture[s->max_ref_frames-1].data[0]){
avctx->release_buffer(avctx, &s->last_picture[s->max_ref_frames-1]);
for(i=0; i<9; i++)
return ff_rac_terminate(c);
}
-static void common_end(SnowContext *s){
+static av_cold void common_end(SnowContext *s){
int plane_index, level, orientation, i;
av_freep(&s->spatial_dwt_buffer);
}
}
-static int encode_end(AVCodecContext *avctx)
+static av_cold int encode_end(AVCodecContext *avctx)
{
SnowContext *s = avctx->priv_data;
return 0;
}
-static int decode_init(AVCodecContext *avctx)
+static av_cold 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;
}
-static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, uint8_t *buf, int buf_size){
+static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, const uint8_t *buf, int buf_size){
SnowContext *s = avctx->priv_data;
RangeCoder * const c= &s->c;
int bytes_read;
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);
- //keyframe flag dupliaction mess FIXME
+ //keyframe flag duplication mess FIXME
if(avctx->debug&FF_DEBUG_PICT_INFO)
av_log(avctx, AV_LOG_ERROR, "keyframe:%d qlog:%d\n", s->keyframe, s->qlog);
int x, y;
int decode_state[MAX_DECOMPOSITIONS][4][1]; /* Stored state info for unpack_coeffs. 1 variable per instance. */
-if(s->avctx->debug&2048){
- memset(s->spatial_dwt_buffer, 0, sizeof(DWTELEM)*w*h);
- predict_plane(s, s->spatial_idwt_buffer, plane_index, 1);
+ if(s->avctx->debug&2048){
+ memset(s->spatial_dwt_buffer, 0, sizeof(DWTELEM)*w*h);
+ predict_plane(s, s->spatial_idwt_buffer, plane_index, 1);
- for(y=0; y<h; y++){
- for(x=0; x<w; x++){
- int v= s->current_picture.data[plane_index][y*s->current_picture.linesize[plane_index] + x];
- s->mconly_picture.data[plane_index][y*s->mconly_picture.linesize[plane_index] + x]= v;
+ for(y=0; y<h; y++){
+ for(x=0; x<w; x++){
+ int v= s->current_picture.data[plane_index][y*s->current_picture.linesize[plane_index] + x];
+ s->mconly_picture.data[plane_index][y*s->mconly_picture.linesize[plane_index] + x]= v;
+ }
}
}
-}
-
-{ START_TIMER
- for(level=0; level<s->spatial_decomposition_count; level++){
- for(orientation=level ? 1 : 0; orientation<4; orientation++){
- SubBand *b= &p->band[level][orientation];
- unpack_coeffs(s, b, b->parent, orientation);
- }
- }
- STOP_TIMER("unpack coeffs");
-}
-
-{START_TIMER
- const int mb_h= s->b_height << s->block_max_depth;
- const int block_size = MB_SIZE >> s->block_max_depth;
- const int block_w = plane_index ? block_size/2 : block_size;
- int mb_y;
- dwt_compose_t cs[MAX_DECOMPOSITIONS];
- int yd=0, yq=0;
- int y;
- int end_y;
-
- ff_spatial_idwt_buffered_init(cs, &s->sb, w, h, 1, s->spatial_decomposition_type, s->spatial_decomposition_count);
- for(mb_y=0; mb_y<=mb_h; mb_y++){
-
- int slice_starty = block_w*mb_y;
- int slice_h = block_w*(mb_y+1);
- if (!(s->keyframe || s->avctx->debug&512)){
- slice_starty = FFMAX(0, slice_starty - (block_w >> 1));
- slice_h -= (block_w >> 1);
- }
{
- START_TIMER
for(level=0; level<s->spatial_decomposition_count; level++){
for(orientation=level ? 1 : 0; orientation<4; orientation++){
SubBand *b= &p->band[level][orientation];
- int start_y;
- int end_y;
- int our_mb_start = mb_y;
- int our_mb_end = (mb_y + 1);
- const int extra= 3;
- start_y = (mb_y ? ((block_w * our_mb_start) >> (s->spatial_decomposition_count - level)) + s->spatial_decomposition_count - level + extra: 0);
- end_y = (((block_w * our_mb_end) >> (s->spatial_decomposition_count - level)) + s->spatial_decomposition_count - level + extra);
- if (!(s->keyframe || s->avctx->debug&512)){
- start_y = FFMAX(0, start_y - (block_w >> (1+s->spatial_decomposition_count - level)));
- end_y = FFMAX(0, end_y - (block_w >> (1+s->spatial_decomposition_count - level)));
- }
- start_y = FFMIN(b->height, start_y);
- end_y = FFMIN(b->height, end_y);
-
- if (start_y != end_y){
- if (orientation == 0){
- SubBand * correlate_band = &p->band[0][0];
- int correlate_end_y = FFMIN(b->height, end_y + 1);
- int correlate_start_y = FFMIN(b->height, (start_y ? start_y + 1 : 0));
- decode_subband_slice_buffered(s, correlate_band, &s->sb, correlate_start_y, correlate_end_y, decode_state[0][0]);
- correlate_slice_buffered(s, &s->sb, correlate_band, correlate_band->ibuf, correlate_band->stride, 1, 0, correlate_start_y, correlate_end_y);
- dequantize_slice_buffered(s, &s->sb, correlate_band, correlate_band->ibuf, correlate_band->stride, start_y, end_y);
- }
- else
- decode_subband_slice_buffered(s, b, &s->sb, start_y, end_y, decode_state[level][orientation]);
- }
+ unpack_coeffs(s, b, b->parent, orientation);
}
}
- STOP_TIMER("decode_subband_slice");
}
-{ START_TIMER
- for(; yd<slice_h; yd+=4){
- ff_spatial_idwt_buffered_slice(&s->dsp, cs, &s->sb, w, h, 1, s->spatial_decomposition_type, s->spatial_decomposition_count, yd);
- }
- STOP_TIMER("idwt slice");}
+ {
+ const int mb_h= s->b_height << s->block_max_depth;
+ const int block_size = MB_SIZE >> s->block_max_depth;
+ const int block_w = plane_index ? block_size/2 : block_size;
+ int mb_y;
+ dwt_compose_t cs[MAX_DECOMPOSITIONS];
+ int yd=0, yq=0;
+ int y;
+ int end_y;
+ ff_spatial_idwt_buffered_init(cs, &s->sb, w, h, 1, s->spatial_decomposition_type, s->spatial_decomposition_count);
+ for(mb_y=0; mb_y<=mb_h; mb_y++){
- if(s->qlog == LOSSLESS_QLOG){
- for(; yq<slice_h && yq<h; yq++){
- IDWTELEM * line = slice_buffer_get_line(&s->sb, yq);
- for(x=0; x<w; x++){
- line[x] <<= FRAC_BITS;
+ int slice_starty = block_w*mb_y;
+ int slice_h = block_w*(mb_y+1);
+ if (!(s->keyframe || s->avctx->debug&512)){
+ slice_starty = FFMAX(0, slice_starty - (block_w >> 1));
+ slice_h -= (block_w >> 1);
+ }
+
+ for(level=0; level<s->spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ SubBand *b= &p->band[level][orientation];
+ int start_y;
+ int end_y;
+ int our_mb_start = mb_y;
+ int our_mb_end = (mb_y + 1);
+ const int extra= 3;
+ start_y = (mb_y ? ((block_w * our_mb_start) >> (s->spatial_decomposition_count - level)) + s->spatial_decomposition_count - level + extra: 0);
+ end_y = (((block_w * our_mb_end) >> (s->spatial_decomposition_count - level)) + s->spatial_decomposition_count - level + extra);
+ if (!(s->keyframe || s->avctx->debug&512)){
+ start_y = FFMAX(0, start_y - (block_w >> (1+s->spatial_decomposition_count - level)));
+ end_y = FFMAX(0, end_y - (block_w >> (1+s->spatial_decomposition_count - level)));
+ }
+ start_y = FFMIN(b->height, start_y);
+ end_y = FFMIN(b->height, end_y);
+
+ if (start_y != end_y){
+ if (orientation == 0){
+ SubBand * correlate_band = &p->band[0][0];
+ int correlate_end_y = FFMIN(b->height, end_y + 1);
+ int correlate_start_y = FFMIN(b->height, (start_y ? start_y + 1 : 0));
+ decode_subband_slice_buffered(s, correlate_band, &s->sb, correlate_start_y, correlate_end_y, decode_state[0][0]);
+ correlate_slice_buffered(s, &s->sb, correlate_band, correlate_band->ibuf, correlate_band->stride, 1, 0, correlate_start_y, correlate_end_y);
+ dequantize_slice_buffered(s, &s->sb, correlate_band, correlate_band->ibuf, correlate_band->stride, start_y, end_y);
+ }
+ else
+ decode_subband_slice_buffered(s, b, &s->sb, start_y, end_y, decode_state[level][orientation]);
+ }
}
}
- }
- predict_slice_buffered(s, &s->sb, s->spatial_idwt_buffer, plane_index, 1, mb_y);
+ for(; yd<slice_h; yd+=4){
+ ff_spatial_idwt_buffered_slice(&s->dsp, cs, &s->sb, w, h, 1, s->spatial_decomposition_type, s->spatial_decomposition_count, yd);
+ }
+
+ if(s->qlog == LOSSLESS_QLOG){
+ for(; yq<slice_h && yq<h; yq++){
+ IDWTELEM * line = slice_buffer_get_line(&s->sb, yq);
+ for(x=0; x<w; x++){
+ line[x] <<= FRAC_BITS;
+ }
+ }
+ }
- y = FFMIN(p->height, slice_starty);
- end_y = FFMIN(p->height, slice_h);
- while(y < end_y)
- slice_buffer_release(&s->sb, y++);
- }
+ predict_slice_buffered(s, &s->sb, s->spatial_idwt_buffer, plane_index, 1, mb_y);
- slice_buffer_flush(&s->sb);
+ y = FFMIN(p->height, slice_starty);
+ end_y = FFMIN(p->height, slice_h);
+ while(y < end_y)
+ slice_buffer_release(&s->sb, y++);
+ }
+
+ slice_buffer_flush(&s->sb);
+ }
-STOP_TIMER("idwt + predict_slices")}
}
emms_c();
av_free(s->halfpel_plane[s->max_ref_frames-1][1+i/3][i%3] - EDGE_WIDTH*(1+s->current_picture.linesize[i%3]));
}
-if(!(s->avctx->debug&2048))
- *picture= s->current_picture;
-else
- *picture= s->mconly_picture;
+ if(!(s->avctx->debug&2048))
+ *picture= s->current_picture;
+ else
+ *picture= s->mconly_picture;
*data_size = sizeof(AVFrame);
return bytes_read;
}
-static int decode_end(AVCodecContext *avctx)
+static av_cold int decode_end(AVCodecContext *avctx)
{
SnowContext *s = avctx->priv_data;
decode_end,
decode_frame,
0 /*CODEC_CAP_DR1*/ /*| CODEC_CAP_DRAW_HORIZ_BAND*/,
- NULL
+ NULL,
+ .long_name = NULL_IF_CONFIG_SMALL("Snow"),
};
#ifdef CONFIG_SNOW_ENCODER
encode_init,
encode_frame,
encode_end,
+ .long_name = NULL_IF_CONFIG_SMALL("Snow"),
};
#endif
-#if 0
+#ifdef TEST
#undef malloc
#undef free
#undef printf
#undef random
-int main(){
+int main(void){
int width=256;
int height=256;
int buffer[2][width*height];
ff_init_cabac_states(&s.c, ff_h264_lps_range, ff_h264_mps_state, ff_h264_lps_state, 64);
for(i=-256; i<256; i++){
-START_TIMER
put_symbol(&s.c, s.header_state, i*i*i/3*FFABS(i), 1);
-STOP_TIMER("put_symbol")
}
ff_rac_terminate(&s.c);
for(i=-256; i<256; i++){
int j;
-START_TIMER
j= get_symbol(&s.c, s.header_state, 1);
-STOP_TIMER("get_symbol")
if(j!=i*i*i/3*FFABS(i)) printf("fsck: %d != %d\n", i, j);
}
#endif
-{
-int level, orientation, x, y;
-int64_t errors[8][4];
-int64_t g=0;
-
- memset(errors, 0, sizeof(errors));
- s.spatial_decomposition_count=3;
- s.spatial_decomposition_type=0;
- for(level=0; level<s.spatial_decomposition_count; level++){
- for(orientation=level ? 1 : 0; orientation<4; orientation++){
- int w= width >> (s.spatial_decomposition_count-level);
- int h= height >> (s.spatial_decomposition_count-level);
- int stride= width << (s.spatial_decomposition_count-level);
- DWTELEM *buf= buffer[0];
- int64_t error=0;
-
- if(orientation&1) buf+=w;
- if(orientation>1) buf+=stride>>1;
+ {
+ int level, orientation, x, y;
+ int64_t errors[8][4];
+ int64_t g=0;
- memset(buffer[0], 0, sizeof(int)*width*height);
- buf[w/2 + h/2*stride]= 256*256;
- ff_spatial_idwt(buffer[0], width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
- for(y=0; y<height; y++){
- for(x=0; x<width; x++){
- int64_t d= buffer[0][x + y*width];
- error += d*d;
- if(FFABS(width/2-x)<9 && FFABS(height/2-y)<9 && level==2) printf("%8"PRId64" ", d);
+ memset(errors, 0, sizeof(errors));
+ s.spatial_decomposition_count=3;
+ s.spatial_decomposition_type=0;
+ for(level=0; level<s.spatial_decomposition_count; level++){
+ for(orientation=level ? 1 : 0; orientation<4; orientation++){
+ int w= width >> (s.spatial_decomposition_count-level);
+ int h= height >> (s.spatial_decomposition_count-level);
+ int stride= width << (s.spatial_decomposition_count-level);
+ DWTELEM *buf= buffer[0];
+ int64_t error=0;
+
+ if(orientation&1) buf+=w;
+ if(orientation>1) buf+=stride>>1;
+
+ memset(buffer[0], 0, sizeof(int)*width*height);
+ buf[w/2 + h/2*stride]= 256*256;
+ ff_spatial_idwt(buffer[0], width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
+ for(y=0; y<height; y++){
+ for(x=0; x<width; x++){
+ int64_t d= buffer[0][x + y*width];
+ error += d*d;
+ if(FFABS(width/2-x)<9 && FFABS(height/2-y)<9 && level==2) printf("%8"PRId64" ", d);
+ }
+ if(FFABS(height/2-y)<9 && level==2) printf("\n");
}
- if(FFABS(height/2-y)<9 && level==2) printf("\n");
+ error= (int)(sqrt(error)+0.5);
+ errors[level][orientation]= error;
+ if(g) g=ff_gcd(g, error);
+ else g= error;
}
- error= (int)(sqrt(error)+0.5);
- errors[level][orientation]= error;
- if(g) g=ff_gcd(g, error);
- else g= error;
}
- }
- printf("static int const visual_weight[][4]={\n");
- for(level=0; level<s.spatial_decomposition_count; level++){
- printf(" {");
- for(orientation=0; orientation<4; orientation++){
- printf("%8"PRId64",", errors[level][orientation]/g);
+ printf("static int const visual_weight[][4]={\n");
+ for(level=0; level<s.spatial_decomposition_count; level++){
+ printf(" {");
+ for(orientation=0; orientation<4; orientation++){
+ printf("%8"PRId64",", errors[level][orientation]/g);
+ }
+ printf("},\n");
}
- printf("},\n");
- }
- printf("};\n");
- {
+ printf("};\n");
+ {
int level=2;
- int orientation=3;
int w= width >> (s.spatial_decomposition_count-level);
- int h= height >> (s.spatial_decomposition_count-level);
+ //int h= height >> (s.spatial_decomposition_count-level);
int stride= width << (s.spatial_decomposition_count-level);
DWTELEM *buf= buffer[0];
int64_t error=0;
}
if(FFABS(height/2-y)<9) printf("\n");
}
- }
+ }
-}
+ }
return 0;
}
-#endif
-
+#endif /* TEST */