[FFmpeg-devel] [PATCH 1/2] vaapi_h264: Add named options for setting profile and level

Mark Thompson sw at jkqxz.net
Sat Dec 2 17:36:07 EET 2017


On 01/12/17 05:24, Li, Zhong wrote:
>> From: ffmpeg-devel [mailto:ffmpeg-devel-bounces at ffmpeg.org] On Behalf
>> Of Moritz Barsnick
>> Sent: Thursday, November 30, 2017 10:33 PM
>> To: FFmpeg development discussions and patches
>> <ffmpeg-devel at ffmpeg.org>
>> Subject: Re: [FFmpeg-devel] [PATCH 1/2] vaapi_h264: Add named options for
>> setting profile and level
>>
>> On Thu, Nov 30, 2017 at 08:52:21 +0000, Li, Zhong wrote:
>>>> +    { LEVEL("6",   60) },
>>>> +    { LEVEL("6.1", 61) },
>>>> +    { LEVEL("6.2", 62) },
>>>
>>> IIRC, level 5.2 is the maximum level of H264?
>>
>> Higher levels were introduced in 2016. Edition V12 of H.264 lists 6,
>> 6.1 and 6.2 in Annex A, Table A-1. It basically lists the same thing as
>> Wikipedia:
>> https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC#Levels
> 
> Exactly.
To clarify, are you happy with this patch and the matching one for H.265 now?

Thanks,

- Mark


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