[FFmpeg-user] Convert AVID MXF (audio only) to wav (preserving metadata)

[Luigi Rensinghoff]

Nobody any comments ???
 
   how come ?


Am 06.03.2014 um 15:59 schrieb Luigi Rensinghoff <gigixiv at gmail.com>:

> Hi List 
> -- 
> 
> i have a question
> 
> - i would like to batch-convert a lot of files, that are in mxf format
> 
> I have put one example-file here: 
> 
> https://dl.dropboxusercontent.com/u/1675926/56_2_002_0A01.CE843525E718A.mxf
> 
> The file was inspected with mediainfo: 
> 
> 
> and Calibrated MXF-Stat:
> 
> 
> 
> General Properties
> 
> MXF Type: MXF Specialized OP Atom
> 
> Video Type: --
> 
> Audio Type: AVID AES-BWF Audio
> 
> 
> 
> VIDEO PROPERTIES
> 
> NO VIDEO FOUND
> 
> 
> 
> TIMECODE PROPERTIES
> 
> TimeCode: 17:47:16:21   24 FPS
> 
> 
> 
> AUDIO PROPERTIES
> 
> Audio Track #: 1 of 1
> 
> Track ID: 1
> 
> Track Name: NONE
> 
> Codec: PCM (Uncompressed)
> 
> Channels: 1
> 
> Sample Rate: 48000.00
> 
> Bit Depth: 24
> 
> Samples: 1250000
> 
> Origin: NONE
> 
> 
> 
> 
> GENERAL METADATA
> 
> Clip Name: 56/2/2
> 
> Company: Avid Technology, Inc.
> 
> Product: Avid Media Composer 6.5.0.24380
> 
> Version: 6.5.0.0
> 
> Creation Date: 2013-10-16 10:59:22.000
> 
> Global Clip ID: 060A2B340101010101010F0013000000525E718AEA2B00A9060E2B347F7F2A80
> 
> Top Clip: NONE
> 
> Next Clip: NONE
> 
> Previous Clip: NONE
> 
> Is ffmpeg (OS X) capable of converting this / extracting the audio without changing it - keeping the metadata intact ???
> 
> What would be the command  -  which "lib" needs to be compiled in to do that ???
> 
>              I tried:
> 
> ffmpeg -i /file.mxf  -map_channel 0.1.0 -map_channel 0.1.1 -af "volume=volume=6dB:precision=fixed" /Users/file.wav
> 
> and
> 
> ffmpeg -i /file.mxf -acodec copy -f wav /file.wav
> 
> 
> but that gives the following error:
> 
> ffmpeg version 2.1.3 Copyright (c) 2000-2013 the FFmpeg developers
>  built on Mar  5 2014 23:08:55 with Apple LLVM version 5.0 (clang-500.2.79) (based on LLVM 3.3svn)
>  configuration: --prefix=/usr/local/Cellar/ffmpeg/2.1.3 --enable-shared --enable-pthreads --enable-gpl --enable-version3 --enable-nonfree --enable-hardcoded-tables --enable-avresample --enable-vda --cc=clang --host-cflags= --host-ldflags= --enable-libx264 --enable-libfaac --enable-libmp3lame --enable-libxvid --enable-libfreetype --enable-libtheora --enable-libvorbis --enable-libvpx --enable-librtmp --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libvo-aacenc --enable-libass --enable-ffplay --enable-libspeex --enable-libschroedinger --enable-libfdk-aac --enable-libopus --enable-frei0r
>  libavutil      52. 48.101 / 52. 48.101
>  libavcodec     55. 39.101 / 55. 39.101
>  libavformat    55. 19.104 / 55. 19.104
>  libavdevice    55.  5.100 / 55.  5.100
>  libavfilter     3. 90.100 /  3. 90.100
>  libavresample   1.  1.  0 /  1.  1.  0
>  libswscale      2.  5.101 /  2.  5.101
>  libswresample   0. 17.104 /  0. 17.104
>  libpostproc    52.  3.100 / 52.  3.100
> [mxf @ 0x7f9f7a800000] broken or empty index
> [mxf @ 0x7f9f7a800000] cannot demux OPAtom without an index
> /Users/gigi_mini/Desktop/file.mxf: Invalid data found when processing input
> 
> 
> Any Ideas ???
> 
> 
> Thanks
> 
> Luigi
> 
> 
> 
> 
> 
> 
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