diff options
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/pngdec.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c index a330d36c2d..9e52d0bee0 100644 --- a/libavcodec/pngdec.c +++ b/libavcodec/pngdec.c @@ -927,7 +927,17 @@ static int handle_p_frame_apng(AVCodecContext *avctx, PNGDecContext *s, pd += s->image_linesize; pd_last += s->image_linesize; } + } else { + for (j = s->y_offset; j < s->y_offset + s->cur_h; j++) { + for (i = 0; i < s->x_offset * s->bpp; i++) + pd[i] = pd_last[i]; + for (i = (s->x_offset + s->cur_w) * s->bpp; i < ls; i++) + pd[i] = pd_last[i]; + pd += s->image_linesize; + pd_last += s->image_linesize; + } } + for (j = s->y_offset + s->cur_h; j < s->height; j++) { for (i = 0; i < ls; i++) pd[i] = pd_last[i]; |