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

[Kevin Wells]

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From: kevwells at hotmail.co.uk
To: ffmpeg-user at ffmpeg.org
Date: Mon, 18 May 2015 11:50:20 +0000
Subject: Re: [FFmpeg-user] HD> SD Down-Convert Prores Color


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> To: ffmpeg-user at ffmpeg.org
> From: cehoyos at ag.or.at
> Date: Mon, 18 May 2015 10:45:25 +0000
> Subject: Re: [FFmpeg-user] HD> SD Down-Convert Prores Color
>
> Kevin Wells <kevwells <at> hotmail.co.uk> writes:
>
>> This does not suffer from the issue, but the colours look slightly off
>>
>> ffmpeg -i /Users/kev/Movies/HD_BARS.mov -vf scale=720:576
>> -vcodec v210 -an out.mov
>
> Please test the following, sorry for not realising this earlier:
> $ ffmpeg -i HD_BARS.mov -s pal -vcodec prores -an -movflags +write_colr
> -an -s pal -color_primaries bt709 -color_trc bt709 -colorspace bt709 out.mov
>
> Carl Eugen
>
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>Hi Carl, this is extremely close, the best yet! Thanks for not giving up on me.
>Only trouble is the file SD PAL file is flagged as bt709?
>I will show the readout and attache the FCP video scope grabs.

Hi Carl, what should I change to make the output bt601?