[FFmpeg-devel] [PATCH] avcodec/libjxl: respect AVCodecContext->bits_per_raw_sample

Leo Izen leo.izen at gmail.com
Tue Jan 31 17:40:23 EET 2023


On 1/30/23 11:53, Leo Izen wrote:
> On 1/27/23 07:18, Leo Izen wrote:
>> libjxl only accepts 16-bit buffers with its API, but it can
>> accept 9-bit to 15-bit input via a 16-bit buffer, provided the flag
>> is set declaring the buffer to be of the respective significant depth.
>>
>> Likewise, it can only provide pixel data on decode as a 16-bit buffer
>> (if higher than 8) but does provide the metadata tagging the actual bit
>> depth.
>>
>> This commit causes libjxlenc.c and libjxldec.c to respect this metadata
>> and tag/read it accordingly from AVCodecContext->bits_per_raw_sample.
>>
>> Signed-off-by: Leo Izen <leo.izen at gmail.com>
>> ---
>>   libavcodec/libjxldec.c | 17 +++++++++++++----
>>   libavcodec/libjxlenc.c | 10 +++++++++-
>>   2 files changed, 22 insertions(+), 5 deletions(-)
>>
> 
> Will merge soon if there are no objections
> 
> - Leo Izen (thebombzen)
> 

Pushed.

- Leo Izen (thebombzen)



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