[FFmpeg-user] HD > SD Down-Convert Prores Color

[Kevin Wells]

----------------------------------------
> From: kevwells at hotmail.co.uk
> To: ffmpeg-user at ffmpeg.org
> Date: Wed, 20 May 2015 15:19:30 +0000
> Subject: Re: [FFmpeg-user] HD> SD Down-Convert Prores Color
>
> ----------------------------------------
>> To: ffmpeg-user at ffmpeg.org
>> From: cehoyos at ag.or.at
>> Date: Wed, 20 May 2015 14:58:19 +0000
>> Subject: Re: [FFmpeg-user] HD> SD Down-Convert Prores Color
>>
>> Kevin Wells <kevwells <at> hotmail.co.uk> writes:
>>
>>> the out.mov is still flagged as bt709, but needs to be bt601.
>>
>> Do you have a file (any file) that is flagged as bt601?
>> If not, how do you know that it is possible to flag the
>> file as bt601 (I also believe it is possible but I will
>> only be able to help you if I at least see ffmpeg -i
>> output for such a sample)?
>>
>> Carl Eugen
>>
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>
> Sorry Carl, I misunderstood. Here is the output of a PAL SD file:
>
>
> ffmpeg -i Bars_100_SD.mov
> ffmpeg version 2.6.git Copyright (c) 2000-2015 the FFmpeg developers
> built with Apple LLVM version 6.1.0 (clang-602.0.49) (based on LLVM 3.6.0svn)
> configuration: --prefix=/Volumes/tempdisk/sw --enable-gpl --enable-pthreads --disable-ffplay --disable-ffserver --enable-libvpx --disable-decoder=libvpx --enable-libmp3lame --enable-libtheora --enable-libvorbis --enable-libx264 --enable-libxvid --enable-avfilter --enable-zlib --enable-filters --arch=x86 --enable-runtime-cpudetect
> libavutil 54. 23.101 / 54. 23.101
> libavcodec 56. 38.100 / 56. 38.100
> libavformat 56. 32.100 / 56. 32.100
> libavdevice 56. 4.100 / 56. 4.100
> libavfilter 5. 16.101 / 5. 16.101
> libswscale 3. 1.101 / 3. 1.101
> libswresample 1. 1.100 / 1. 1.100
> libpostproc 53. 3.100 / 53. 3.100
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Bars_100_SD.mov':
> Metadata:
> major_brand : qt
> minor_version : 537199360
> compatible_brands: qt
> creation_time : 2015-05-15 16:49:46
> Duration: 00:00:03.56, start: 0.000000, bitrate: 9649 kb/s
> Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le(bt470bg/smpte170m/unknown), 720x576, 9622 kb/s, 25 fps, 25 tbr, 2500 tbn, 2500 tbc (default)
> Metadata:
> creation_time : 2015-05-15 16:49:50
> handler_name : Apple Alias Data Handler
> encoder : Apple ProRes 422 HQ
> timecode : 00:00:00:00
> Stream #0:1(eng): Data: none (tmcd / 0x64636D74), 0 kb/s
> Metadata:
> creation_time : 2015-05-15 16:49:50
> handler_name : Apple Alias Data Handler
> reel_name : 89202
> timecode : 00:00:00:00
> At least one output file must be specified
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Hi Carl, do you have what you need, or do you need me to supply you with something else?

Kind regards.