Can somebody pls clarify.., I observed the remuxed file is less by 17 bytes.
On Thu, Jul 2, 2015 at 11:04 AM, Austin Einter <[email protected]> wrote: > Hi All > I am new to FFmpeg. > But I am really excited to learn more about it. > > I tried remuxing example as a first step. > > I have taken remux example available at > http://ffmpeg.org/doxygen/trunk/doc_2examples_2remuxing_8c-example.html. > > I compiled andlinked to ffmpeg .so files. > Everything went fine. > > Now I downloaded a webm file (small.webm). > It contains vp8 and vorbis frames. > > I did remux it and output file is remuxed.webm > > I can play the remuxed webm file. > > So far so good. > > > -------------------------------------------------------------------------------------------------------------- > > Now I wanted to remux a webm file that contains vp8 and opus frames. > I could not get such file in internet. > > So I converted small.webm file to another file say output.webm that > contains vp8 and opus frames using below command. > > *./ffmpeg -i small.webm -c:v libvpx -c:a libopus -qmin 0 -qmax 20 > output.webm* > > I opened output.webm in a mozilla browser and I am able to play it. Looks > everything fine here. > > Then I did remux of output.webm and say resultant file is remuxed.webm. > > If I try to pay remuxed.webm in mozilla browser, it does not play. > It gives an error "Video can't be played because the file is corrupt". > > Can somebody help me to understand when I remux vp8/vorbis file it works, > and when I remux vp8/opus file it does not work using the example at > http://ffmpeg.org/doxygen/trunk/doc_2examples_2remuxing_8c-example.html. > > I am using ffmpeg 2.7.1 version. > > Thanks > Austin > > > > _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user
