On 1/7/20 6:10 PM, Jernej Škrabec wrote:
> Hi!
>
> Dne torek, 07. januar 2020 ob 16:01:16 CET je Hans Verkuil napisal(a):
>> On 12/13/19 5:04 PM, Jernej Skrabec wrote:
>>> HEVC frames may use scaling list feature. Add support for it.
>>>
>>> Signed-off-by: Jernej Skrabec <jernej.skra...@siol.net>
>>> ---
>>>
>>> drivers/staging/media/sunxi/cedrus/cedrus.c | 7 ++
>>> drivers/staging/media/sunxi/cedrus/cedrus.h | 1 +
>>> .../staging/media/sunxi/cedrus/cedrus_dec.c | 2 +
>>> .../staging/media/sunxi/cedrus/cedrus_h265.c | 70 ++++++++++++++++++-
>>> .../staging/media/sunxi/cedrus/cedrus_regs.h | 2 +
>>> 5 files changed, 81 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c
>>> b/drivers/staging/media/sunxi/cedrus/cedrus.c index
>>> c6ddd46eff82..bf68bc6b20c8 100644
>>> --- a/drivers/staging/media/sunxi/cedrus/cedrus.c
>>> +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c
>>> @@ -116,6 +116,13 @@ static const struct cedrus_control cedrus_controls[]
>>> = {>
>>> .codec = CEDRUS_CODEC_H265,
>>> .required = true,
>>>
>>> },
>>>
>>> + {
>>> + .cfg = {
>>> + .id =
> V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX,
>>> + },
>>> + .codec = CEDRUS_CODEC_H265,
>>> + .required = true,
>>
>> Should this be true? This means that existing applications are now
>> suddenly required to always pass the scaling matrix for every buffer.
>>
>> Especially since the commit log says: 'HEVC frames *may* use scaling list
>> feature', indicating that this is an optional feature.
>
> True. Can you fix this when applying if this is the only issue?
I'll do that.
Regards,
Hans
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