s->avctx = avctx;
s->width = avctx->width;
s->height = avctx->height;
+ avcodec_get_frame_defaults(&s->frames[0]);
+ avcodec_get_frame_defaults(&s->frames[1]);
s->last_frame = &s->frames[0];
s->current_frame = &s->frames[1];
avctx->pix_fmt = PIX_FMT_YUV444P;