if(!s->encoding){
for(i=0; i<16; i++){
uint8_t * const ptr= dest_y + h->block_offset[i];
- uint8_t *topright= ptr + 4 - linesize;
- const int topright_avail= (h->topright_samples_available<<i)&0x8000;
+ uint8_t *topright;
const int dir= h->intra4x4_pred_mode_cache[ scan8[i] ];
int tr;
- if(!topright_avail){
- tr= ptr[3 - linesize]*0x01010101;
- topright= (uint8_t*) &tr;
- }else if(i==5 && h->deblocking_filter){
- tr= *(uint32_t*)h->top_border[mb_x+1];
- topright= (uint8_t*) &tr;
- }
+ if(dir == DIAG_DOWN_LEFT_PRED || dir == VERT_LEFT_PRED){
+ const int topright_avail= (h->topright_samples_available<<i)&0x8000;
+ assert(mb_y || linesize <= h->block_offset[i]);
+ if(!topright_avail){
+ tr= ptr[3 - linesize]*0x01010101;
+ topright= (uint8_t*) &tr;
+ }else if(i==5 && h->deblocking_filter){
+ tr= *(uint32_t*)h->top_border[mb_x+1];
+ topright= (uint8_t*) &tr;
+ }else
+ topright= ptr + 4 - linesize;
+ }else
+ topright= NULL;
h->pred4x4[ dir ](ptr, topright, linesize);
if(h->non_zero_count_cache[ scan8[i] ]){