On Sun, Jun 23, 2024 at 1:16 AM James Almer <jamr...@gmail.com> wrote:
> Given that a video stream/frame may have only one or both views coded with
> the packing information being unavailable, this commit adds a new type
> value
> AV_STEREO3D_UNSPEC for this purpose.
>
not to bikeshed the name, but why UNSPEC instead of UNKNOWN?
Vittorio
> The most common case for this is container level signaling of Stereo3D
> video
> where the specifics are defined at the bitstream level.
>
> Signed-off-by: James Almer <jamr...@gmail.com>
> ---
> libavutil/stereo3d.c | 1 +
> libavutil/stereo3d.h | 6 ++++++
> 2 files changed, 7 insertions(+)
>
> diff --git a/libavutil/stereo3d.c b/libavutil/stereo3d.c
> index 37cf093099..1f944e9cac 100644
> --- a/libavutil/stereo3d.c
> +++ b/libavutil/stereo3d.c
> @@ -65,6 +65,7 @@ static const char * const stereo3d_type_names[] = {
> [AV_STEREO3D_SIDEBYSIDE_QUINCUNX] = "side by side (quincunx
> subsampling)",
> [AV_STEREO3D_LINES] = "interleaved lines",
> [AV_STEREO3D_COLUMNS] = "interleaved columns",
> + [AV_STEREO3D_UNSPEC] = "unspecified",
> };
>
> static const char * const stereo3d_view_names[] = {
> diff --git a/libavutil/stereo3d.h b/libavutil/stereo3d.h
> index 9a004d88a1..deddecfb36 100644
> --- a/libavutil/stereo3d.h
> +++ b/libavutil/stereo3d.h
> @@ -136,6 +136,12 @@ enum AVStereo3DType {
> * @endcode
> */
> AV_STEREO3D_COLUMNS,
> +
> + /**
> + * Video may be monoscopic, or stereoscopic where the
> + * packing is unspecified.
> + */
> + AV_STEREO3D_UNSPEC,
> };
>
> /**
> --
> 2.45.2
>
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--
Vittorio
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