[Cin] 10bit VAAPI encoding preset

[Phyllis Smith]

Checked onevpl patch and the 3 qsv render formats into GIT.  Thank you so
much Andrew and Terje as that was a huge amount of work!

On Wed, Nov 13, 2024 at 11:40 AM Andrew Randrianasulu <
randrianasulu at gmail.com> wrote:

>
>
> On Wed, Nov 13, 2024 at 9:31 PM Phyllis Smith via Cin <
> cin at lists.cinelerra-gg.org> wrote:
>
>> Andrew, when I check into Git the onevpl patch, I would like to checkin
>> Terje's final tested 3 hevc_qsv render formats.  Even though there will be
>> relatively few users who not only have the Intel hardware to use these as
>> well as their own build, it seems like a valuable addition.  Any objections?
>>
>
> No objections
>
>
>
>>
>> On Wed, Nov 13, 2024 at 5:17 AM Terje J. Hanssen via Cin <
>> cin at lists.cinelerra-gg.org> wrote:
>>
>>> After finishing the three hevc_qsv presets for _8b420, _10b420 and
>>> _10b422 mp4
>>> https://lists.cinelerra-gg.org/pipermail/cin/2024-November/009039.html
>>>
>>> I thought to do the corresponding for hevc_vaapi
>>>
>>> However I am struggling to get 10bit 422 output rendered from Cingg,
>>> which so far falls back to 10bit 420 chroma subsampling
>>>
>>> fprobe -hide_banner hd01_hevc_vaapi_10b422.mp4
>>>   Duration: 00:01:11.20, start: 0.000000, bitrate: 11082 kb/s
>>>   Stream #0:0[0x1](und): Video: hevc (Main 10) (hev1 / 0x31766568),
>>> yuv420p10le(tv, bt709/unknown/unknown, top coded first (swapped)),
>>> 1920x1080 [SAR 1:1 DAR 16:9], 11080 kb/s, 25 fps, 25 tbr, 12800 tbn
>>> (default)
>>>
>>>
>>> In a previous thread I proved that ffmpeg hevc_vaapi encoding has this
>>> 10bit-422 capability
>>> 3) 10-bit yuv422p10le hevc_vaapi encoding using -vf
>>> 'format=y210,hwupload'
>>> https://lists.cinelerra-gg.org/pipermail/cin/2024-November/008982.html
>>>
>>>
>>> And yes, there was also issues before hevc_qsv_10b422.mp4 combinations
>>> Pixel format/profile finally succeeded.
>>> But here are some differences, yet. While hevc_qsv provided a Pixels
>>> drop down menu with pixel formats,
>>> hevc_vaapi just has a single "vaapi" pixel format.
>>>
>>> Any idea why, and what can fulfill the vaapi 10bit 422 encoding here?
>>>
>>>
>>>
>>>
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>>> Cin at lists.cinelerra-gg.org
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>>>
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