Messages in this thread | | | Date | Mon, 7 Aug 2023 13:28:05 +0200 | Subject | Re: [PATCH 2/5] docs: uapi: media: Move NV12_10BE_8L128 to NV15 section | From | Andrzej Pietrasiewicz <> |
| |
W dniu 4.08.2023 o 21:27, Nicolas Dufresne pisze: > This is a 15 bits per pixel (or packed 10 bit format), so move it > into the relevant section. > > Signed-off-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
> --- > .../media/v4l/pixfmt-yuv-planar.rst | 36 ++++++++++--------- > 1 file changed, 19 insertions(+), 17 deletions(-) > > diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst > index fb826923ff1d..1d43532095c0 100644 > --- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst > +++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-planar.rst > @@ -295,8 +295,6 @@ of the luma plane. > .. _V4L2-PIX-FMT-NV12-32L32: > .. _V4L2-PIX-FMT-NV12M-8L128: > .. _V4L2-PIX-FMT-NV12-8L128: > -.. _V4L2-PIX-FMT-NV12M-10BE-8L128: > -.. _V4L2-PIX-FMT-NV12-10BE-8L128: > .. _V4L2-PIX-FMT-MM21: > > Tiled NV12 > @@ -361,6 +359,25 @@ The layouts of the luma and chroma planes are identical. > ``V4L2_PIX_FMT_NV12_8L128`` is similar to ``V4L2_PIX_FMT_NV12M_8L128`` but stores > two planes in one memory. > > +``V4L2_PIX_FMT_MM21`` store luma pixel in 16x32 tiles, and chroma pixels > +in 16x16 tiles. The line stride must be aligned to a multiple of 16 and the > +image height must be aligned to a multiple of 32. The number of luma and chroma > +tiles are identical, even though the tile size differ. The image is formed of > +two non-contiguous planes. > + > + > +.. _V4L2-PIX-FMT-NV15-4L4: > +.. _V4L2-PIX-FMT-NV12M-10BE-8L128: > +.. _V4L2-PIX-FMT-NV12-10BE-8L128: > + > +Tiled NV15 > +---------- > + > +``V4L2_PIX_FMT_NV15_4L4`` Semi-planar 10-bit YUV 4:2:0 formats, using 4x4 tiling. > +All components are packed without any padding between each other. > +As a side-effect, each group of 4 components are stored over 5 bytes > +(YYYY or UVUV = 4 * 10 bits = 40 bits = 5 bytes). > + > ``V4L2_PIX_FMT_NV12M_10BE_8L128`` is similar to ``V4L2_PIX_FMT_NV12M`` but stores > 10 bits pixels in 2D 8x128 tiles, and stores tiles linearly in memory. > the data is arranged in big endian order. > @@ -379,21 +396,6 @@ byte 4: Y3(bits 7-0) > ``V4L2_PIX_FMT_NV12_10BE_8L128`` is similar to ``V4L2_PIX_FMT_NV12M_10BE_8L128`` but stores > two planes in one memory. > > -``V4L2_PIX_FMT_MM21`` store luma pixel in 16x32 tiles, and chroma pixels > -in 16x16 tiles. The line stride must be aligned to a multiple of 16 and the > -image height must be aligned to a multiple of 32. The number of luma and chroma > -tiles are identical, even though the tile size differ. The image is formed of > -two non-contiguous planes. > - > -.. _V4L2-PIX-FMT-NV15-4L4: > - > -Tiled NV15 > ----------- > - > -Semi-planar 10-bit YUV 4:2:0 formats, using 4x4 tiling. > -All components are packed without any padding between each other. > -As a side-effect, each group of 4 components are stored over 5 bytes > -(YYYY or UVUV = 4 * 10 bits = 40 bits = 5 bytes). > > .. _V4L2-PIX-FMT-NV16: > .. _V4L2-PIX-FMT-NV61:
| |