@@ -1622,7 +1622,7 @@ static int decode_frame_apng(AVCodecContext *avctx,
if (!(avctx->active_thread_type & FF_THREAD_FRAME)) {
if (s->dispose_op == APNG_DISPOSE_OP_PREVIOUS) {
ff_thread_release_buffer(avctx, &s->picture);
- } else if (s->dispose_op == APNG_DISPOSE_OP_NONE) {
+ } else {
ff_thread_release_buffer(avctx, &s->last_picture);
FFSWAP(ThreadFrame, s->picture, s->last_picture);
}
@@ -1671,8 +1671,8 @@ static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
pdst->hdr_state |= psrc->hdr_state;
}
- src_frame = psrc->dispose_op == APNG_DISPOSE_OP_NONE ?
- &psrc->picture : &psrc->last_picture;
+ src_frame = psrc->dispose_op == APNG_DISPOSE_OP_PREVIOUS ?
+ &psrc->last_picture : &psrc->picture;
ff_thread_release_buffer(dst, &pdst->last_picture);
if (src_frame && src_frame->f->data[0]) {