[FFmpeg-cvslog] avcodec/libaomdec: Set SAR based on RenderWidth and RenderHeight

Derek Buitenhuis git at videolan.org
Sat Aug 22 01:58:42 EEST 2020


ffmpeg | branch: master | Derek Buitenhuis <derek.buitenhuis at gmail.com> | Fri Aug 21 16:28:02 2020 +0100| [3fc3d712a99cf39f69a2258b48cbc81fa8ae5471] | committer: Derek Buitenhuis

avcodec/libaomdec: Set SAR based on RenderWidth and RenderHeight

This is the same thing we do in libdav1d.c

Signed-off-by: Derek Buitenhuis <derek.buitenhuis at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3fc3d712a99cf39f69a2258b48cbc81fa8ae5471
---

 libavcodec/libaomdec.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavcodec/libaomdec.c b/libavcodec/libaomdec.c
index a72ac984e7..1430a651fe 100644
--- a/libavcodec/libaomdec.c
+++ b/libavcodec/libaomdec.c
@@ -197,6 +197,14 @@ static int aom_decode(AVCodecContext *avctx, void *data, int *got_frame,
         }
         if ((ret = ff_get_buffer(avctx, picture, 0)) < 0)
             return ret;
+
+        av_reduce(&picture->sample_aspect_ratio.num,
+                  &picture->sample_aspect_ratio.den,
+                  picture->height * img->r_w,
+                  picture->width * img->r_h,
+                  INT_MAX);
+        ff_set_sar(avctx, picture->sample_aspect_ratio);
+
         if ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) && img->bit_depth == 8)
             image_copy_16_to_8(picture, img);
         else



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