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| author | Rob Clark <robdclark@gmail.com> | 2016-08-31 17:44:01 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2016-09-26 15:29:17 -0400 |
| commit | ecd6fce2611e88ff8468a354cff8eda39f260a31 (patch) | |
| tree | f4c281475a9dfb836cf9c9ff1853de0edc850bc6 /src/gallium/include | |
| parent | e0ec1c31345aa8f47b5dea16d26be4420bd908ad (diff) | |
| download | external_mesa3d-ecd6fce2611e88ff8468a354cff8eda39f260a31.zip external_mesa3d-ecd6fce2611e88ff8468a354cff8eda39f260a31.tar.gz external_mesa3d-ecd6fce2611e88ff8468a354cff8eda39f260a31.tar.bz2 | |
mesa/st: support lowering multi-planar YUV
Support multi-planar YUV for external EGLImage's (currently just in the
dma-buf import path) by lowering to multiple texture fetch's for each
plane and CSC in shader.
There was some discussion of alternative approaches for tracking the
additional UV or U/V planes:
https://lists.freedesktop.org/archives/mesa-dev/2016-September/127832.html
They all seemed worse than pipe_resource::next
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'src/gallium/include')
| -rw-r--r-- | src/gallium/include/pipe/p_state.h | 6 | ||||
| -rw-r--r-- | src/gallium/include/state_tracker/st_api.h | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h index ebd0337..415ea85 100644 --- a/src/gallium/include/pipe/p_state.h +++ b/src/gallium/include/pipe/p_state.h @@ -498,6 +498,12 @@ struct pipe_resource unsigned bind; /**< bitmask of PIPE_BIND_x */ unsigned flags; /**< bitmask of PIPE_RESOURCE_FLAG_x */ + + /** + * For planar images, ie. YUV EGLImage external, etc, pointer to the + * next plane. + */ + struct pipe_resource *next; }; diff --git a/src/gallium/include/state_tracker/st_api.h b/src/gallium/include/state_tracker/st_api.h index 21d5177..06abfc5 100644 --- a/src/gallium/include/state_tracker/st_api.h +++ b/src/gallium/include/state_tracker/st_api.h @@ -200,6 +200,9 @@ struct st_egl_image /* this is owned by the caller */ struct pipe_resource *texture; + /* format only differs from texture->format for multi-planar (YUV): */ + enum pipe_format format; + unsigned level; unsigned layer; }; |