}
}
-void ff_snow_pred_block(SnowContext *s, uint8_t *dst, uint8_t *tmp, ptrdiff_t stride, int sx, int sy, int b_w, int b_h, BlockNode *block, int plane_index, int w, int h){
+void ff_snow_pred_block(SnowContext *s, uint8_t *dst, uint8_t *tmp, ptrdiff_t stride, int sx, int sy, int b_w, int b_h, const BlockNode *block, int plane_index, int w, int h){
if(block->type & BLOCK_INTRA){
int x, y;
const unsigned color = block->color[plane_index];
if(s->last_picture[s->max_ref_frames-1]->data[0]){
av_frame_unref(s->last_picture[s->max_ref_frames-1]);
for(i=0; i<9; i++)
- if(s->halfpel_plane[s->max_ref_frames-1][1+i/3][i%3])
+ if(s->halfpel_plane[s->max_ref_frames-1][1+i/3][i%3]) {
av_free(s->halfpel_plane[s->max_ref_frames-1][1+i/3][i%3] - EDGE_WIDTH*(1+s->current_picture->linesize[i%3]));
+ s->halfpel_plane[s->max_ref_frames-1][1+i/3][i%3] = NULL;
+ }
}
}