This ensures that an encoder is able to cope with input frames
with resolution changing only if it declares the capability of
AV_CODEC_CAP_VARIABLE_DIMENSIONS.
Signed-off-by: Linjie Fu <linjie...@intel.com>
---
fftools/ffmpeg.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index 2e9448e..5859781 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -1056,6 +1056,15 @@ static void do_video_out(OutputFile *of,
InputStream *ist = NULL;
AVFilterContext *filter = ost->filter->filter;
+ if (next_picture && (enc->width != next_picture->width ||
+ enc->height != next_picture->height)) {
+ if (!(enc->codec->capabilities & AV_CODEC_CAP_VARIABLE_DIMENSIONS)) {
+ av_log(NULL, AV_LOG_ERROR, "Variable dimension encoding "
+ "is not supported by %s.\n", enc->codec->name);
+ goto error;
+ }
+ }
+
if (ost->source_index >= 0)
ist = input_streams[ost->source_index];
--
2.7.4
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
