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| author | Stanimir Varbanov <stanimir.varbanov@linaro.org> | 2022-03-03 15:06:31 +0000 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-04-24 08:32:47 +0100 |
| commit | 2308d5aff8d083a44aa02197d2f5687b73d98f82 (patch) | |
| tree | e8ade65f02b569753c7e7afcf34793f50f92a50a /Documentation | |
| parent | 59685fdfac6d7343c4047f2acfbc5bce8971b0f9 (diff) | |
| download | linux-2308d5aff8d083a44aa02197d2f5687b73d98f82.tar.bz2 | |
media: v4l: Add Qualcomm custom compressed pixel formats
Add custom Qualcomm raw compressed pixel formats. They are
used in Qualcomm SoCs to optimize the interconnect bandwidth.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Acked-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/userspace-api/media/v4l/pixfmt-reserved.rst | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst index cabfa34b7db5..0ff68cd8cf62 100644 --- a/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst +++ b/Documentation/userspace-api/media/v4l/pixfmt-reserved.rst @@ -239,6 +239,25 @@ please make a proposal on the linux-media mailing list. It remains an opaque intermediate format and the MDP hardware must be used to convert ``V4L2_PIX_FMT_MT21C`` to ``V4L2_PIX_FMT_NV12M``, ``V4L2_PIX_FMT_YUV420M`` or ``V4L2_PIX_FMT_YVU420``. + * .. _V4L2-PIX-FMT-QC08C: + + - ``V4L2_PIX_FMT_QC08C`` + - 'QC08C' + - Compressed Macro-tile 8-Bit YUV420 format used by Qualcomm platforms. + It is an opaque intermediate format. The used compression is lossless + and it is used by various multimedia hardware blocks like GPU, display + controllers, ISP and video accelerators. + It contains four planes for progressive video and eight planes for + interlaced video. + * .. _V4L2-PIX-FMT-QC10C: + + - ``V4L2_PIX_FMT_QC10C`` + - 'QC10C' + - Compressed Macro-tile 10-Bit YUV420 format used by Qualcomm platforms. + It is an opaque intermediate format. The used compression is lossless + and it is used by various multimedia hardware blocks like GPU, display + controllers, ISP and video accelerators. + It contains four planes for progressive video. .. raw:: latex \normalsize |