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Posted to commits@nuttx.apache.org by "shizhenghui (via GitHub)" <gi...@apache.org> on 2023/11/30 10:33:02 UTC
[PR] move userspace interface from video.h to videoio.h [nuttx]
shizhenghui opened a new pull request, #11298:
URL: https://github.com/apache/nuttx/pull/11298
## Update v4l2m2m interface & create videoio.h
1. Copy part of linux videodev2.h which is used by ffmpeg v4l2m2m
2. Move userspace interface from nuttx/video/video.h to include/sys/videoio.h
## Impact
N/A
## Testing
CI
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "xiaoxiang781216 (via GitHub)" <gi...@apache.org>.
xiaoxiang781216 merged PR #11298:
URL: https://github.com/apache/nuttx/pull/11298
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "acassis (via GitHub)" <gi...@apache.org>.
acassis commented on PR #11298:
URL: https://github.com/apache/nuttx/pull/11298#issuecomment-1836222116
@xiaoxiang781216 is it possible to submit the ffmpeg port to mainline or we need to wait for h264_v4l2m2m support first?
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "shizhenghui (via GitHub)" <gi...@apache.org>.
shizhenghui commented on PR #11298:
URL: https://github.com/apache/nuttx/pull/11298#issuecomment-1835419247
> @shizhenghui what is the purpose of this command:
>
> ```
> ffmpeg -vcodec h264_v4l2m2m -i /stream/333.mp4 -pix_fmt rgb32 -f fbdev /dev/fb0
> ```
>
> I assume it is only used on Linux side, since we don't have ffmpeg ported.
>
> Please include more information and documentation about how to use video support on NuttX
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "xiaoxiang781216 (via GitHub)" <gi...@apache.org>.
xiaoxiang781216 commented on PR #11298:
URL: https://github.com/apache/nuttx/pull/11298#issuecomment-1837004378
> @xiaoxiang781216 is it possible to submit the ffmpeg port to mainline or we need to wait for h264_v4l2m2m support first?
it will open source publicly within 6 months.
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "xiaoxiang781216 (via GitHub)" <gi...@apache.org>.
xiaoxiang781216 commented on PR #11298:
URL: https://github.com/apache/nuttx/pull/11298#issuecomment-1834159080
> @shizhenghui what is the purpose of this command:
>
> ```
> ffmpeg -vcodec h264_v4l2m2m -i /stream/333.mp4 -pix_fmt rgb32 -f fbdev /dev/fb0
> ```
>
> I assume it is only used on Linux side, since we don't have ffmpeg ported.
>
Xiaomi made a porting two years ago.
> Please include more information and documentation about how to use video support on NuttX
this is the first step, m2m driver and documentation will provide in the next step.
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "acassis (via GitHub)" <gi...@apache.org>.
acassis commented on PR #11298:
URL: https://github.com/apache/nuttx/pull/11298#issuecomment-1833946774
@shizhenghui what is the purpose of this command:
```
ffmpeg -vcodec h264_v4l2m2m -i /stream/333.mp4 -pix_fmt rgb32 -f fbdev /dev/fb0
```
I assume it is only used on Linux side, since we don't have ffmpeg ported.
Please include more information and documentation about how to use video support on NuttX
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Re: [PR] Update v4l2m2m interface & create videoio.h [nuttx]
Posted by "shizhenghui (via GitHub)" <gi...@apache.org>.
shizhenghui closed pull request #11298: Update v4l2m2m interface & create videoio.h
URL: https://github.com/apache/nuttx/pull/11298
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