[FFmpeg-user] Convert MOV to some lossless format.

A Commuter acommuter at hotmail.com
Thu Dec 15 19:50:38 CET 2011


Can't seem to get the video part of the .avi file (Peter's suggestion) to show on my system or my digital media player. This is odd because both of these devices play most formats. The codec is apparently avc1 and ffdshow does pop into the Task Bar when the file is opened, but still only audio. I would like an AVI format as well to keep on my media player.
 
Tim's suggestion for a DVD does work and the output file size is much larger than the first time I tried, but the aspect is off. Looks like 4:3 instead of 16:9. Can a DVD format file still retain 100% quality or will it always be compressed?
 
Sorry I'm not more familiar with this video stuff, so any suggestions is greatly appreciated.
 
Jim.
 


> From: acommuter at hotmail.com
> To: ffmpeg-user at ffmpeg.org
> Date: Thu, 15 Dec 2011 10:48:24 -0700
> Subject: Re: [FFmpeg-user] Convert MOV to some lossless format.
> 
> 
> Thanks Tim, Thanks Peter,
> 
> So here are the details from the ffmpeg conversion as suggested by Peter (straight copy).
> 
> ffmpeg -i F:\MOVS\MVI_0028.MOV -acodec copy -vcodec copy F:\MOVS\MVI_0028.AVI
> ffmpeg version N-35462-g61b1d85, Copyright (c) 2000-2011 the FFmpeg developers
> built on Dec 5 2011 14:22:27 with gcc 4.6.2
> configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwben
> c --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
> libavutil 51. 30. 0 / 51. 30. 0
> libavcodec 53. 40. 0 / 53. 40. 0
> libavformat 53. 24. 0 / 53. 24. 0
> libavdevice 53. 4. 0 / 53. 4. 0
> libavfilter 2. 51. 0 / 2. 51. 0
> libswscale 2. 1. 0 / 2. 1. 0
> libpostproc 51. 2. 0 / 51. 2. 0
> Seems stream 0 codec frame rate differs from container frame rate: 6000.00 (6000/1) -> 30.00 (30/1)
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'F:\MOVS\MVI_0028.MOV':
> Metadata:
> major_brand : qt
> minor_version : 537331968
> compatible_brands: qt CAEP
> creation_time : 2010-02-28 23:02:07
> Duration: 00:00:32.93, start: 0.000000, bitrate: 23798 kb/s
> Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuvj420p, 1280x720, 23090 kb/s, 30 fps, 30 tbr, 3k tbn, 6k tbc
> Metadata:
> creation_time : 2010-02-28 23:02:07
> handler_name :
> Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 44100 Hz, 1 channels, s16, 705 kb/s
> Metadata:
> creation_time : 2010-02-28 23:02:07
> handler_name :
> Output #0, avi, to 'F:\MOVS\MVI_0028.AVI':
> Metadata:
> major_brand : qt
> minor_version : 537331968
> compatible_brands: qt CAEP
> creation_time : 2010-02-28 23:02:07
> ISFT : Lavf53.24.0
> Stream #0:0(eng): Video: h264 (avc1 / 0x31637661), yuvj420p, 1280x720, q=2-31, 23090 kb/s, 30 fps, 3k tbn, 3k tbc
> Metadata:
> creation_time : 2010-02-28 23:02:07
> handler_name :
> Stream #0:1(eng): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz, 1 channels, 705 kb/s
> Metadata:
> creation_time : 2010-02-28 23:02:07
> handler_name :
> Stream mapping:
> Stream #0:0 -> #0:0 (copy)
> Stream #0:1 -> #0:1 (copy)
> Press [q] to stop, [?] for help
> frame= 574 fps= 0 q=-1.0 size= 56263kB time=00:00:19.10 bitrate=24130.9kbits
> frame= 988 fps= 0 q=-1.0 Lsize= 98023kB time=00:00:32.90 bitrate=24407.3kbits/s
> video:92830kB audio:2837kB global headers:0kB muxing overhead 2.463734%
> 
> Now I can't actually see the video, so I'm gussing I don't have the right video codecs, which I'm working to correct. But what's interesting is that the output file is larger than the input, from 95MB to 98MB.
> 
> Thanks, Jim.
> 
> 
> > Date: Thu, 15 Dec 2011 17:16:02 +0000
> > From: tim.nicholson at bbc.co.uk
> > To: ffmpeg-user at ffmpeg.org
> > Subject: Re: [FFmpeg-user] Convert MOV to some lossless format.
> > 
> > On 15/12/11 17:04, A Commuter wrote:
> > >
> > > Hi,
> > >
> > > I'm looking for a simple ffmpeg command that will convert a MOV file created using a digital camera, to a high quality format that can be read by my DVD creator software. I've tried mov to mpg with no arguments, and my source, 95 MB turned into an output of 5MB. The quality looks a little grainy. FYI. Only a 32 second video if you're wondering. :-)
> > >
> > > I used this: ffmpeg -i in.mov out.mpg
> > >
> > > I think I need to specify yuv444p instead of ffmpeg auto-selecting yuv420.
> > 
> > Hardly, I doubt you will get 444 into an mpeg.....
> > >
> > > Any help is appreciated.
> > >
> > 
> > You could try:-
> > 
> > ffmpeg -i in.mov -target pal-dvd out.mpg
> > 
> > to get some resonable figure for data rates etc.
> > 
> > If you are across the pond then s/pal/ntsc/
> > 
> > > Thanks, Jim. 
> > 
> > 
> > -- 
> > Tim
> > 
> > http://www.bbc.co.uk/
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