[Libav-user] Mapping / converting QTCapture's to FFmpeg's pixel format

Brad O'Hearne brado at bighillsoftware.com
Tue Feb 5 22:11:14 CET 2013


Apologies for the top-post. Etiquette varies across mailings lists, and now that I understand this one, I'll be sure to abide by that in the future. Thanks again for taking the time to respond to my question. 



On Feb 5, 2013, at 1:44 AM, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Brad O'Hearne <brado at ...> writes:
>> The problem is that the video quality (specifically 
>> color and artifacts) isn't what I'm capturing. The 
>> color is off -- desaturated with a slightly green 
>> hue, with colored lines consistently across the the 
>> video image. In addition, the left border of the 
>> image appears cut off/repeated.
> I am not sure if I understand correctly, but if this 
> were only about full-range vs video than you can use 
> swscale for conversion.
> I suspect though that either stride or the source 
> pointers are not set up correctly, I can only 
> suggest you debug them to see if they match 
> what you expect.
> Please do not top-post here, it is considered rude 
> and please set your mailer to text-only, your mails 
> are difficult to read.
> Carl Eugen
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