[FFmpeg-devel] Apple Prores Encoder

[Alex Zhukov]

it does generate 10bit prores

On Fri, Nov 11, 2011 at 5:31 AM, Janos Menberg <jmenberg at web.de> wrote:
> Wasserman Anatoliy <anatoliy.wasserman <at> yandex.ua> writes:
>
>>
>> Hello,
>>
>> I have developed Apple Prores Encoder.
>>It has rate-control for 4profiles:'apch'-185mbps,
> 'apcn' - 112mbps, 'apcs' - 75mbps,'apco'-
> 36mbps.
>>The profiles are triggered from ffmpeg command line via
> '-profile' option (0-apco,1-apcs,2 -
> apcn, 3 -
>> apch), the default profile is apch.
>> It accepts yuv422p10le pix format frames.
>> It's not yet multithreaded.
>>
>> Checklist:
>> - make fate passes
>> - signed off
>> - compiles standalone
>>
>> Regards,
>> Anatoliy
>>
>> Attachment (0001-Apple-ProRes-encoder.patch): application/octet-stream
>>
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>>
>
>
> Dear Anatoliy,
>
> Thank you for this wonderful work.
> It's great to be able to generate ProRes file right within FFMPEG!
>
> May I ask you a question regarding your encoder?
>
> As a newbie developer, please forgive me if I'm wrong.
> But while going though your code,
> I saw that the image data is always handled as uint8_t.
> Does this mean, that the encoder only supports 8bit per channel?
>
> For example, when I read the "static int encode_slice_plane()" function,
> I see that the pointer *src is handled as uint8_t.
> Is my interpretation correct that this means
> that only 8 bits per channel are supported?
>
> And If yes, is it possible to implement 10 bit encoding?
>
> Thank you for your assistance.
> Janos
>
>
>
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