On Sat, Jan 31, 2015 at 11:14:54PM +0100, Andreas Cadhalpun wrote: > Hi, > > On 31.01.2015 22:19, Hendrik Leppkes wrote: > >Since this is an example, there should maybe be a more descriptive error > >message and a comment to mention why its done, and how one would usually go > >about adapting to these changes? > > That's a good idea. Do you think the attached patch is sufficient or > can you suggest a better wording? > > Best regards, > Andreas >
> demuxing_decoding.c | 26 ++++++++++++++++++++++---- > 1 file changed, 22 insertions(+), 4 deletions(-) > 2ed3aa090514af92ad6dd9549a5a9446e02ce5d2 > examples-demuxing_decoding-abort-decoding-when-width.patch > From 090e0fb14f3e4741c46fdd97cdcf3c0c7c922f39 Mon Sep 17 00:00:00 2001 > From: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> > Date: Sat, 31 Jan 2015 20:36:07 +0100 > Subject: [PATCH] examples/demuxing_decoding: abort decoding when width, height > or pix_fmt change > > This is necessary, because avcodec_decode_video2 can change > width, height and/or pixel format of the AVCodecContext. Since > video_dst_data and video_dst_linesize are not updated by calling > av_image_alloc again, av_image_copy[_plane] asserts, because the > destination buffer is too small. > > In this case, creating a useable rawvideo is not possible anyway, since > it has fixed width/height/pix_fmt. applied thanks [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Avoid a single point of failure, be that a person or equipment.
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