[FFmpeg-user] Use of "-color_range"
tim.nicholson at bbc.co.uk
Tue Jul 5 09:00:24 CEST 2011
On 05/07/11 07:49, Thomas Worth wrote:
>> Mind you there is a lot of "broadcast" kit making things to the wrong spec.
>> I know of one major application that outputs V210 YUV quicktimes in full
>> range, and another that outputs RGB dpx's to reduced range......
> Blackmagic Design's DPX handling is a complete mess, if that's what
> you're referring to. It's something that can't be fixed, either. Their
> codecs ONLY handle broadcast range. That means DPX is always scaled
> from broadcast to full range. If you attempt to capture full range
> using a BM card, BM's software will clip to broadcast range, then
> scale to full range for DPX output. As I said, complete mess. The only
> way around it is to write your own capture app using their SDK.
Not directly, although if that is the hardware they are using it may
help account for it.
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