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SubjectRe: [PATCH v2 12/12] media: rkvdec: h264: Support profile and level controls
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On 2020-07-08 05:19, Ezequiel Garcia wrote:
> On Mon, 2020-07-06 at 21:54 +0000, Jonas Karlman wrote:
>> The Rockchip Video Decoder used in RK3399 supports H.264 profiles from
>> Baseline to High 4:2:2 up to Level 5.1, except for the Extended profile.
>>
>> Expose the V4L2_CID_MPEG_VIDEO_H264_PROFILE and the
>> V4L2_CID_MPEG_VIDEO_H264_LEVEL control, so that userspace can query the
>> driver for the list of supported profiles and level.
>>
>> Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
>> Reviewed-by: Ezequiel Garcia <ezequiel@collabora.com>
>> ---
>> Changes in v2:
>> - Moved to end
>> - Collect r-b tag
>> ---
>> drivers/staging/media/rkvdec/rkvdec.c | 13 +++++++++++++
>> 1 file changed, 13 insertions(+)
>>
>> diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c
>> index 4faee9262392..b21031535330 100644
>> --- a/drivers/staging/media/rkvdec/rkvdec.c
>> +++ b/drivers/staging/media/rkvdec/rkvdec.c
>> @@ -144,6 +144,19 @@ static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = {
>> .cfg.def = V4L2_MPEG_VIDEO_H264_START_CODE_ANNEX_B,
>> .cfg.max = V4L2_MPEG_VIDEO_H264_START_CODE_ANNEX_B,
>> },
>> + {
>> + .cfg.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
>> + .cfg.min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
>
> Nicolas recently pointed out to me that our drivers
> can't support ASO/FMO baseline features, and so
> seems we need to leave baseline out.

I will change min to V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE in v3.

Regards,
Jonas

>
> (Applies to Hantro as well).
>
> Thanks,
> Ezequiel
>
>> + .cfg.max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422,
>> + .cfg.menu_skip_mask =
>> + BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED),
>> + .cfg.def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN,
>> + },
>> + {
>> + .cfg.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
>> + .cfg.min = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
>> + .cfg.max = V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
>> + },
>> };
>>
>> static const struct rkvdec_ctrls rkvdec_h264_ctrls = {
>
>

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