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Diffstat (limited to 'src/gallium/include/pipe/p_video_context.h')
| -rw-r--r-- | src/gallium/include/pipe/p_video_context.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_video_context.h b/src/gallium/include/pipe/p_video_context.h new file mode 100644 index 0000000000..6ae31418fa --- /dev/null +++ b/src/gallium/include/pipe/p_video_context.h @@ -0,0 +1,121 @@ +/************************************************************************** + * + * Copyright 2009 Younes Manton. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef PIPE_VIDEO_CONTEXT_H +#define PIPE_VIDEO_CONTEXT_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <pipe/p_video_state.h> + +struct pipe_screen; +struct pipe_buffer; +struct pipe_surface; +struct pipe_video_surface; +struct pipe_macroblock; +struct pipe_picture_desc; +struct pipe_fence_handle; + +/** + * Gallium video rendering context + */ +struct pipe_video_context +{ + struct pipe_screen *screen; + enum pipe_video_profile profile; + enum pipe_video_chroma_format chroma_format; + unsigned width; + unsigned height; + + void *priv; /**< context private data (for DRI for example) */ + + void (*destroy)(struct pipe_video_context *vpipe); + + /** + * Picture decoding and displaying + */ + /*@{*/ + void (*decode_bitstream)(struct pipe_video_context *vpipe, + unsigned num_bufs, + struct pipe_buffer **bitstream_buf); + + void (*decode_macroblocks)(struct pipe_video_context *vpipe, + struct pipe_video_surface *past, + struct pipe_video_surface *future, + unsigned num_macroblocks, + struct pipe_macroblock *macroblocks, + struct pipe_fence_handle **fence); + + void (*clear_surface)(struct pipe_video_context *vpipe, + unsigned x, unsigned y, + unsigned width, unsigned height, + unsigned value, + struct pipe_surface *surface); + + void (*render_picture)(struct pipe_video_context *vpipe, + /*struct pipe_surface *backround, + struct pipe_video_rect *backround_area,*/ + struct pipe_video_surface *src_surface, + enum pipe_mpeg12_picture_type picture_type, + /*unsigned num_past_surfaces, + struct pipe_video_surface *past_surfaces, + unsigned num_future_surfaces, + struct pipe_video_surface *future_surfaces,*/ + struct pipe_video_rect *src_area, + struct pipe_surface *dst_surface, + struct pipe_video_rect *dst_area, + /*unsigned num_layers, + struct pipe_texture *layers, + struct pipe_video_rect *layer_src_areas, + struct pipe_video_rect *layer_dst_areas,*/ + struct pipe_fence_handle **fence); + /*@}*/ + + /** + * Parameter-like states (or properties) + */ + /*@{*/ + void (*set_picture_desc)(struct pipe_video_context *vpipe, + const struct pipe_picture_desc *desc); + + void (*set_decode_target)(struct pipe_video_context *vpipe, + struct pipe_video_surface *dt); + + void (*set_csc_matrix)(struct pipe_video_context *vpipe, const float *mat); + + /* TODO: Interface for scaling modes, post-processing, etc. */ + /*@}*/ +}; + + +#ifdef __cplusplus +} +#endif + +#endif /* PIPE_VIDEO_CONTEXT_H */ |