129 lines
4.5 KiB
C
129 lines
4.5 KiB
C
/**************************************************************************
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*
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* Copyright 2011 Christian König.
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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_video_buffer_h
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#define vl_video_buffer_h
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#include "pipe/p_context.h"
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#include "pipe/p_video_decoder.h"
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#include "vl_defines.h"
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/**
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* implementation of a planar ycbcr buffer
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*/
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/* planar buffer for vl data upload and manipulation */
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struct vl_video_buffer
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{
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struct pipe_video_buffer base;
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unsigned num_planes;
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struct pipe_resource *resources[VL_NUM_COMPONENTS];
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struct pipe_sampler_view *sampler_view_planes[VL_NUM_COMPONENTS];
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struct pipe_sampler_view *sampler_view_components[VL_NUM_COMPONENTS];
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struct pipe_surface *surfaces[VL_MAX_SURFACES];
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};
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/**
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* get subformats for each plane
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*/
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const enum pipe_format *
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vl_video_buffer_formats(struct pipe_screen *screen, enum pipe_format format);
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/**
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* get YUV plane order
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*/
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const unsigned *
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vl_video_buffer_plane_order(enum pipe_format format);
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/**
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* get maximum size of video buffers
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*/
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unsigned
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vl_video_buffer_max_size(struct pipe_screen *screen);
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/**
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* check if video buffer format is supported for a codec/profile
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* can be used as default implementation of screen->is_video_format_supported
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*/
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boolean
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vl_video_buffer_is_format_supported(struct pipe_screen *screen,
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enum pipe_format format,
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enum pipe_video_profile profile);
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/*
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* set the associated data for the given video buffer
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*/
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void
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vl_video_buffer_set_associated_data(struct pipe_video_buffer *vbuf,
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struct pipe_video_decoder *vdec,
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void *associated_data,
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void (*destroy_associated_data)(void *));
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/*
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* get the associated data for the given video buffer
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*/
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void *
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vl_video_buffer_get_associated_data(struct pipe_video_buffer *vbuf,
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struct pipe_video_decoder *vdec);
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/**
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* fill a resource template for the given plane
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*/
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void
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vl_video_buffer_template(struct pipe_resource *templ,
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const struct pipe_video_buffer *templat,
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enum pipe_format resource_format,
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unsigned depth, unsigned array_size,
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unsigned usage, unsigned plane);
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/**
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* creates a video buffer, can be used as a standard implementation for pipe->create_video_buffer
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*/
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struct pipe_video_buffer *
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vl_video_buffer_create(struct pipe_context *pipe,
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const struct pipe_video_buffer *templat);
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/**
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* extended create function, gets depth, array_size, usage and formats for each plane seperately
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*/
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struct pipe_video_buffer *
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vl_video_buffer_create_ex(struct pipe_context *pipe,
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const struct pipe_video_buffer *templat,
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const enum pipe_format resource_formats[VL_NUM_COMPONENTS],
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unsigned depth, unsigned array_size, unsigned usage);
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/**
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* even more extended create function, provide the pipe_resource for each plane
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*/
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struct pipe_video_buffer *
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vl_video_buffer_create_ex2(struct pipe_context *pipe,
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const struct pipe_video_buffer *templat,
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struct pipe_resource *resources[VL_NUM_COMPONENTS]);
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#endif /* vl_video_buffer_h */
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