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132 lines
4.9 KiB
C
132 lines
4.9 KiB
C
/**************************************************************************
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*
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* Copyright 2009 Younes Manton.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef PIPE_VIDEO_CONTEXT_H
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#define PIPE_VIDEO_CONTEXT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <pipe/p_video_state.h>
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struct pipe_screen;
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struct pipe_buffer;
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struct pipe_surface;
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struct pipe_macroblock;
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struct pipe_picture_desc;
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struct pipe_fence_handle;
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/**
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* Gallium video rendering context
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*/
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struct pipe_video_context
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{
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struct pipe_screen *screen;
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enum pipe_video_profile profile;
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enum pipe_video_chroma_format chroma_format;
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unsigned width;
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unsigned height;
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void *priv; /**< context private data (for DRI for example) */
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void (*destroy)(struct pipe_video_context *vpipe);
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/**
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* Picture decoding and displaying
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*/
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/*@{*/
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void (*decode_bitstream)(struct pipe_video_context *vpipe,
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unsigned num_bufs,
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struct pipe_buffer **bitstream_buf);
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void (*decode_macroblocks)(struct pipe_video_context *vpipe,
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struct pipe_surface *past,
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struct pipe_surface *future,
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unsigned num_macroblocks,
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struct pipe_macroblock *macroblocks,
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struct pipe_fence_handle **fence);
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void (*render_picture)(struct pipe_video_context *vpipe,
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struct pipe_surface *src_surface,
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enum pipe_mpeg12_picture_type picture_type,
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/*unsigned num_past_surfaces,
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struct pipe_surface *past_surfaces,
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unsigned num_future_surfaces,
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struct pipe_surface *future_surfaces,*/
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struct pipe_video_rect *src_area,
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struct pipe_surface *dst_surface,
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struct pipe_video_rect *dst_area,
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struct pipe_fence_handle **fence);
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void (*surface_fill)(struct pipe_video_context *vpipe,
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struct pipe_surface *dst,
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unsigned dstx, unsigned dsty,
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unsigned width, unsigned height,
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unsigned value);
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void (*surface_copy)(struct pipe_video_context *vpipe,
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struct pipe_surface *dst,
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unsigned dstx, unsigned dsty,
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struct pipe_surface *src,
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unsigned srcx, unsigned srcy,
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unsigned width, unsigned height);
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/*@}*/
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/**
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* Parameter-like states (or properties)
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*/
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/*@{*/
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void (*set_picture_background)(struct pipe_video_context *vpipe,
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struct pipe_surface *bg,
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struct pipe_video_rect *bg_src_rect);
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void (*set_picture_layers)(struct pipe_video_context *vpipe,
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struct pipe_surface *layers[],
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struct pipe_video_rect *src_rects[],
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struct pipe_video_rect *dst_rects[],
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unsigned num_layers);
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void (*set_picture_desc)(struct pipe_video_context *vpipe,
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const struct pipe_picture_desc *desc);
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void (*set_decode_target)(struct pipe_video_context *vpipe,
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struct pipe_surface *dt);
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void (*set_csc_matrix)(struct pipe_video_context *vpipe, const float *mat);
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/* TODO: Interface for scaling modes, post-processing, etc. */
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/*@}*/
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* PIPE_VIDEO_CONTEXT_H */
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