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SubjectRe: [PATCH v2 4/4] docs: Deprecate mfc display delay controls
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On 15/01/2021 10:26, Stanimir Varbanov wrote:
> Deprecate mfc private display delay and display enable controls for
> new clients and use the standard controls instead.
>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>

Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>

Thanks!

Hans

> ---
> .../userspace-api/media/v4l/ext-ctrls-codec.rst | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> index 5d7c47837035..815c6eb4a0d0 100644
> --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst
> @@ -2111,6 +2111,11 @@ MFC 5.1 Control IDs
> feature can be used for example for generating thumbnails of videos.
> Applicable to the H264 decoder.
>
> + .. note::
> +
> + This control is deprecated. Use the standard
> + ``V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE`` control instead.
> +
> ``V4L2_CID_MPEG_MFC51_VIDEO_DECODER_H264_DISPLAY_DELAY (integer)``
> Display delay value for H264 decoder. The decoder is forced to
> return a decoded frame after the set 'display delay' number of
> @@ -2118,6 +2123,11 @@ MFC 5.1 Control IDs
> of display order, in addition the hardware may still be using the
> returned buffer as a reference picture for subsequent frames.
>
> + .. note::
> +
> + This control is deprecated. Use the standard
> + ``V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY`` control instead.
> +
> ``V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P (integer)``
> The number of reference pictures used for encoding a P picture.
> Applicable to the H264 encoder.
>

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