walt <[email protected]> writes: > On 07/08/2010 06:50 PM, Allan Gottlieb wrote: >> How should I view .m4v files with totem. >> Is there a gst-plugin or a use flag for gst-plugins-meta? >> >> I have used the following, which "works", but the video quality is bad >> ffmpeg -i file.m4v file.avi >> totem file.avi > > Multimedia file types still confuse me. I believe the codecs for the > packaged audio and video are the important thing when converting formats. > If the video and audio streams are copied rather than re-encoded, the > quality should be maintained regardless of the particular packaging. > > What does "file yourfile.m4v" say? For example: > > #file myfile.mpg > myfile.mpg: RIFF (little-endian) data, AVI, 512 x 384, 25.00 fps, video: > Microsoft MPEG-4 v3, audio: MPEG-1 Layer 3 (mono, 24000 Hz)
ajglap video # file Game_Theory_Lect_20_s.* Game_Theory_Lect_20_s.avi: RIFF (little-endian) data, AVI, 320 x 240, ~30 fps, video: FFMpeg MPEG-4, audio: MPEG-1 Layer 1 or 2 (stereo, 44100 Hz) Game_Theory_Lect_20_s.m4v: ISO Media, MPEG v4 system, iTunes AVC-LC ajglap video # > Totem displays the sample file I used above, so I must have the right > codecs installed, but I can't tell you which package they came from. > > What does totem say when you play your m4v file? gottl...@ajglap /a/video $ totem Game_Theory_Lect_20_s.m4v bt_audio_service_open: connect() failed: Connection refused (111) gottl...@ajglap /a/video $ Just as an experiment I enable every use flag in gst-plugins-meta. This had no effect; the result was the same msg. thanks for your help, allan
