sean darcy wrote: > Patrick O'Callaghan wrote: >> On Sat, 2010-05-08 at 12:31 -0400, sean darcy wrote: >>> Patrick O'Callaghan wrote: >>>> On Sat, 2010-05-08 at 10:00 -0400, sean darcy wrote: >>>>> Patrick O'Callaghan wrote: >>>>> [...]> >>>>>> <rant> >>>>>> Part of the problem is that all the above tools are clearly aimed at >>>>>> people who know what they're doing. Those of us uninterested in a career >>>>>> in multimedia technology are liable to be completely lost when >>>>>> struggling with any of the (incomplete and ambiguous) manuals, not to >>>>>> mention the baroque syntax of the command-line options. Why are there no >>>>>> "multimedia conversion for dummies" tools in Linux as there are in >>>>>> Windoze? >>>>>> </rant> >>>>>> >>>>>> Anyway, my question is this: does anyone have a useful recipe for this >>>>>> kind of thing? >>>>>> >>>>>> And for extra credit: how about converting FLV (Flash video)? >>>>>> >>>>>> poc >>>>>> >>>>> First, I agree with your rant. What the world needs is a media recipe wiki. >>>>> >>>>> But I'd try again with ffmpeg. It has the most active development and >>>>> user group. The helpful users make up for the lousy docs. >>>> Good to know :-) >>>> >>>>> 1. Do you have a very recent version of ffmpeg? I'd urge you to use svn, >>>>> but at least 0.5.1. >>>> It's the standard Fedora repo version: >>>> ffmpeg-0.5-5.20091026svn.fc12.x86_64 so possibly not. >>>> >>> rpmfusion has ffmpeg-0.6-0.3.20100429svn >>> >>> >>>>> 2. ffmpeg -i source.mkv -vcodec copy -acodec copy output.avi , should >>>>> work if source mkv is in mpeg-4 and mp3. >>>> It's H.264 and AC-3: >>>> >>>> Duration: 01:32:04.57, start: 0.000000, bitrate: N/A >>>> Stream #0.0: Video: h264, yuv420p, 1280x720, PAR 1:1 DAR 16:9, 25 tbr, 1k tbn, 50 tbc >>>> Stream #0.1(eng): Audio: ac3, 48000 Hz, 2 channels, s16 >>>> >>> Well AC-3 should work in your dvd, so try: >>> >>> ffmpeg -i source.mkv -vcodec mpeg2video -acodec copy output.avi >> As soon as it starts I get: >> [...] >> [NULL @ 0x1570030]error, non monotone timestamps 12288 >= 12288 >> av_interleaved_write_frame(): Error while opening file >> >> poc >> >> > Ah, the dreaded non montone timestamp. See > https://roundup.ffmpeg.org/issue807 > I look forward to a real fix on that, I have some input files which suffer from sync issues when re-encoded, although they don't blow up, they just wind up with the sound and video slightly offset. The originals are .ts files from vlc. -- Bill Davidsen <davidsen@xxxxxxx> "We have more to fear from the bungling of the incompetent than from the machinations of the wicked." - from Slashdot -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines
