[FFmpeg-devel] [PATCH] avcodec/dpx: Support for RGB and RGBA 12-bit packed decoding

Carl Eugen Hoyos ceffmpeg at gmail.com
Fri Feb 9 12:15:48 EET 2018

2018-02-09 7:38 GMT+01:00 Jerome Martinez <jerome at mediaarea.net>:
> On 09/02/2018 02:19, Carl Eugen Hoyos wrote:
>> 2018-02-08 11:28 GMT+01:00 Jerome Martinez <jerome at mediaarea.net>:
>>> Currently RGB and RGBA 12-bit are supported by DPX decoder only if
>>> component
>>> values are padded (packing "Filled to 32-bit words, method A").
>>> This patch adds decoding of RGB
>>> and RGBA 12-bit with no padding (packing "Packed into 32-bit words").
>> I suggest we wait with this patch until we verified if RGBA dpx decoding
>> is broken (I suspect so, I believe you have a sample to verify).
> Sorry, I see a line was missing in my first post, the one with the link to
> the RGBA test file.
> Test file for RGBA 12-bit packed:
> https://github.com/MediaArea/RAWcooked-RegressionTestingFiles/tree/master/Formats/DPX/Flavors/RGBA_12_Packed_BE

Is this a sample from a four-channel film scanner (with infrared channel)?

Thank you, Carl Eugen

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