92 lines
2.9 KiB
C
92 lines
2.9 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 VL_MPEG12_CONTEXT_H
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#define VL_MPEG12_CONTEXT_H
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#include <pipe/p_video_context.h>
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#include "vl_idct.h"
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#include "vl_mpeg12_mc_renderer.h"
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#include "vl_compositor.h"
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struct pipe_screen;
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struct pipe_context;
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struct vl_mpeg12_context
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{
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struct pipe_video_context base;
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struct pipe_context *pipe;
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struct pipe_surface *decode_target;
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const unsigned (*empty_block_mask)[3][2][2];
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struct pipe_vertex_buffer quads;
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unsigned vertex_buffer_size;
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void *vertex_elems_state;
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struct vl_idct idct_y, idct_cr, idct_cb;
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struct vl_mpeg12_mc_renderer mc_renderer;
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struct keymap *buffer_map;
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struct vl_mpeg12_buffer *cur_buffer;
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struct vl_compositor compositor;
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void *rast;
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void *dsa;
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void *blend;
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enum pipe_format decode_format;
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};
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struct vl_mpeg12_buffer
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{
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struct vl_vertex_buffer vertex_stream;
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union
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{
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struct pipe_vertex_buffer all[2];
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struct {
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struct pipe_vertex_buffer quad, stream;
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} individual;
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} vertex_bufs;
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struct vl_idct_buffer idct_y, idct_cb, idct_cr;
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struct vl_mpeg12_mc_buffer mc;
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};
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/* drivers can call this function in their pipe_video_context constructors and pass it
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an accelerated pipe_context along with suitable buffering modes, etc */
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struct pipe_video_context *
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vl_create_mpeg12_context(struct pipe_context *pipe,
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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, unsigned height,
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bool pot_buffers,
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enum pipe_format decode_format);
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#endif /* VL_MPEG12_CONTEXT_H */
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