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/**************************************************************************
*
* Copyright 2006 VMware, Inc.
* 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 VMWARE 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 INTEL_IMAGE_H
#define INTEL_IMAGE_H
/** @file intel_image.h
*
* Structure definitions and prototypes for __DRIimage, the driver-private
* structure backing EGLImage or a drawable in DRI3.
*
* The __DRIimage is passed around the loader code (src/glx and src/egl), but
* it's opaque to that code and may only be accessed by loader extensions
* (mostly located in intel_screen.c).
*/
#include <stdbool.h>
#include <xf86drm.h>
#include "main/mtypes.h"
#include "intel_bufmgr.h"
#include <GL/internal/dri_interface.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Used with images created with image_from_names
* to help support planar images.
*/
struct intel_image_format {
int fourcc;
int components;
int nplanes;
struct {
int buffer_index;
int width_shift;
int height_shift;
uint32_t dri_format;
int cpp;
} planes[3];
};
struct __DRIimageRec {
drm_intel_bo *bo;
uint32_t pitch; /**< in bytes */
GLenum internal_format;
uint32_t dri_format;
GLuint format;
uint32_t offset;
/*
* Need to save these here between calls to
* image_from_names and calls to image_from_planar.
*/
uint32_t strides[3];
uint32_t offsets[3];
struct intel_image_format *planar_format;
/* particular miptree level */
GLuint width;
GLuint height;
GLuint tile_x;
GLuint tile_y;
bool has_depthstencil;
/**
* Provided by EGL_EXT_image_dma_buf_import.
*
* The flag is set in order to restrict the use of the image later on.
*
* See intel_image_target_texture_2d()
*/
bool dma_buf_imported;
enum __DRIYUVColorSpace yuv_color_space;
enum __DRISampleRange sample_range;
enum __DRIChromaSiting horizontal_siting;
enum __DRIChromaSiting vertical_siting;
void *data;
};
#ifdef __cplusplus
}
#endif
#endif
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