linux-kernel - Re: [PATCH] media: v4l2-ctrl: Add H264 profile and levels

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Date:   Tue, 07 Apr 2020 15:07:43 -0700
From:   majja@...eaurora.org
To:     Hans Verkuil <hverkuil@...all.nl>
Cc:     mchehab@...nel.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] media: v4l2-ctrl: Add H264 profile and levels

Hi Hans,

Thank you, I have posted a patch with below subject to update the 
documentation.
[PATCH] media: uapi: h264: Add new profile and levels

Regards,
     Maheshwar

On 2020-03-30 04:20, Hans Verkuil wrote:
> Hi Maheshwar,
> 
> The patch looks good, but you also need to update the documentation
> in Documentation/media/uapi/v4l/ext-ctrls-codec.rst, adding the new
> profile/levels.
> 
> You can just post a separate patch for that, and I'll take them both.
> 
> Regards,
> 
> 	Hans
> 
> On 3/16/20 11:42 PM, Maheshwar Ajja wrote:
>> Add H264 profile "Contrained High" and H264 levels "5.2",
>> "6.0", "6.1" and "6.2".
>> 
>> Signed-off-by: Maheshwar Ajja <majja@...eaurora.org>
>> ---
>>  drivers/media/v4l2-core/v4l2-ctrls.c | 5 +++++
>>  include/uapi/linux/v4l2-controls.h   | 5 +++++
>>  2 files changed, 10 insertions(+)
>> 
>> diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c 
>> b/drivers/media/v4l2-core/v4l2-ctrls.c
>> index 2928c5e..67ce711 100644
>> --- a/drivers/media/v4l2-core/v4l2-ctrls.c
>> +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
>> @@ -336,6 +336,10 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
>>  		"4.2",
>>  		"5",
>>  		"5.1",
>> +		"5.2",
>> +		"6.0",
>> +		"6.1",
>> +		"6.2",
>>  		NULL,
>>  	};
>>  	static const char * const h264_loop_filter[] = {
>> @@ -362,6 +366,7 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
>>  		"Scalable High Intra",
>>  		"Stereo High",
>>  		"Multiview High",
>> +		"Constrained High",
>>  		NULL,
>>  	};
>>  	static const char * const vui_sar_idc[] = {
>> diff --git a/include/uapi/linux/v4l2-controls.h 
>> b/include/uapi/linux/v4l2-controls.h
>> index 5a7bede..fbe3f82d 100644
>> --- a/include/uapi/linux/v4l2-controls.h
>> +++ b/include/uapi/linux/v4l2-controls.h
>> @@ -467,6 +467,10 @@ enum v4l2_mpeg_video_h264_level {
>>  	V4L2_MPEG_VIDEO_H264_LEVEL_4_2	= 13,
>>  	V4L2_MPEG_VIDEO_H264_LEVEL_5_0	= 14,
>>  	V4L2_MPEG_VIDEO_H264_LEVEL_5_1	= 15,
>> +	V4L2_MPEG_VIDEO_H264_LEVEL_5_2	= 16,
>> +	V4L2_MPEG_VIDEO_H264_LEVEL_6_0	= 17,
>> +	V4L2_MPEG_VIDEO_H264_LEVEL_6_1	= 18,
>> +	V4L2_MPEG_VIDEO_H264_LEVEL_6_2	= 19,
>>  };
>>  #define 
>> V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA	(V4L2_CID_MPEG_BASE+360)
>>  #define 
>> V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA	(V4L2_CID_MPEG_BASE+361)
>> @@ -495,6 +499,7 @@ enum v4l2_mpeg_video_h264_profile {
>>  	V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA	= 14,
>>  	V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH		= 15,
>>  	V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH		= 16,
>> +	V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH		= 17,
>>  };
>>  #define 
>> V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT	(V4L2_CID_MPEG_BASE+364)
>>  #define 
>> V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH	(V4L2_CID_MPEG_BASE+365)
>>