ogg at illiminable.com
Thu Dec 9 00:16:43 PST 2004
Should be able to find what you need in there.
----- Original Message -----
From: "Alen Ladavac" <alenl-ml at croteam.com>
To: "lluis" <lluis at artefacte.org>; <theora-dev at xiph.org>
Sent: Thursday, December 09, 2004 4:38 PM
Subject: Re: [Theora-dev] yuv2rgb
> Here are some usefull references:
> a) checkout http://www.fourcc.org/yuv.php
> b) search for "Video Rendering with 8-Bit YUV Formats" on
> To help you filter the information you are interested in, the format that
> theora uses internally is officially called YV12.
> That's regarding the color format. I hope you understand the image layout
> tricks with negative strides etc.
> ----- Original Message -----
> From: "lluis" <lluis at artefacte.org>
> To: <theora-dev at xiph.org>
> Sent: Thursday, December 09, 2004 00:30
> Subject: [Theora-dev] yuv2rgb
>> hi all,
>> i'm trying to code a tool to get some images from a ogg/theora file ....
>> so basically i need to get a frame and convert to rgb ... and here is my
>> question (sorry, i'm newbe here) ...
>> how to convert a yuv_buffer to a rgb matrix ?
>> i tryied diferent ways but my mistakes are bassically cause i don't
>> understant how yuv_buffer structure works ...
>> anybody can help? thanks a lot.
>> Theora-dev mailing list
>> Theora-dev at xiph.org
> Theora-dev mailing list
> Theora-dev at xiph.org
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