cl_egl.h 5.2 KB
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/*******************************************************************************
 * Copyright (c) 2008-2015 The Khronos Group Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and/or associated documentation files (the
 * "Materials"), to deal in the Materials without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Materials, and to
 * permit persons to whom the Materials are furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Materials.
 *
 * MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
 * KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
 * SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
 *    https://www.khronos.org/registry/
 *
 * THE MATERIALS ARE 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 NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 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
 * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
 ******************************************************************************/

#ifndef __OPENCL_CL_EGL_H
#define __OPENCL_CL_EGL_H

#include <CL/cl.h>

#ifdef __cplusplus
extern "C" {
#endif


/* Command type for events created with clEnqueueAcquireEGLObjectsKHR */
#define CL_COMMAND_EGL_FENCE_SYNC_OBJECT_KHR  0x202F
#define CL_COMMAND_ACQUIRE_EGL_OBJECTS_KHR    0x202D
#define CL_COMMAND_RELEASE_EGL_OBJECTS_KHR    0x202E

/* Error type for clCreateFromEGLImageKHR */
#define CL_INVALID_EGL_OBJECT_KHR             -1093
#define CL_EGL_RESOURCE_NOT_ACQUIRED_KHR      -1092

/* CLeglImageKHR is an opaque handle to an EGLImage */
typedef void* CLeglImageKHR;

/* CLeglDisplayKHR is an opaque handle to an EGLDisplay */
typedef void* CLeglDisplayKHR;

/* CLeglSyncKHR is an opaque handle to an EGLSync object */
typedef void* CLeglSyncKHR;

/* properties passed to clCreateFromEGLImageKHR */
typedef intptr_t cl_egl_image_properties_khr;


#define cl_khr_egl_image 1

extern CL_API_ENTRY cl_mem CL_API_CALL
clCreateFromEGLImageKHR(cl_context                  /* context */,
                        CLeglDisplayKHR             /* egldisplay */,
                        CLeglImageKHR               /* eglimage */,
                        cl_mem_flags                /* flags */,
                        const cl_egl_image_properties_khr * /* properties */,
                        cl_int *                    /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;

typedef CL_API_ENTRY cl_mem (CL_API_CALL *clCreateFromEGLImageKHR_fn)(
	cl_context                  context,
	CLeglDisplayKHR             egldisplay,
	CLeglImageKHR               eglimage,
	cl_mem_flags                flags,
	const cl_egl_image_properties_khr * properties,
	cl_int *                    errcode_ret);


extern CL_API_ENTRY cl_int CL_API_CALL
clEnqueueAcquireEGLObjectsKHR(cl_command_queue /* command_queue */,
                              cl_uint          /* num_objects */,
                              const cl_mem *   /* mem_objects */,
                              cl_uint          /* num_events_in_wait_list */,
                              const cl_event * /* event_wait_list */,
                              cl_event *       /* event */) CL_API_SUFFIX__VERSION_1_0;

typedef CL_API_ENTRY cl_int (CL_API_CALL *clEnqueueAcquireEGLObjectsKHR_fn)(
	cl_command_queue command_queue,
	cl_uint          num_objects,
	const cl_mem *   mem_objects,
	cl_uint          num_events_in_wait_list,
	const cl_event * event_wait_list,
	cl_event *       event);


extern CL_API_ENTRY cl_int CL_API_CALL
clEnqueueReleaseEGLObjectsKHR(cl_command_queue /* command_queue */,
                              cl_uint          /* num_objects */,
                              const cl_mem *   /* mem_objects */,
                              cl_uint          /* num_events_in_wait_list */,
                              const cl_event * /* event_wait_list */,
                              cl_event *       /* event */) CL_API_SUFFIX__VERSION_1_0;

typedef CL_API_ENTRY cl_int (CL_API_CALL *clEnqueueReleaseEGLObjectsKHR_fn)(
	cl_command_queue command_queue,
	cl_uint          num_objects,
	const cl_mem *   mem_objects,
	cl_uint          num_events_in_wait_list,
	const cl_event * event_wait_list,
	cl_event *       event);


#define cl_khr_egl_event 1

extern CL_API_ENTRY cl_event CL_API_CALL
clCreateEventFromEGLSyncKHR(cl_context      /* context */,
                            CLeglSyncKHR    /* sync */,
                            CLeglDisplayKHR /* display */,
                            cl_int *        /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;

typedef CL_API_ENTRY cl_event (CL_API_CALL *clCreateEventFromEGLSyncKHR_fn)(
	cl_context      context,
	CLeglSyncKHR    sync,
	CLeglDisplayKHR display,
	cl_int *        errcode_ret);

#ifdef __cplusplus
}
#endif

#endif /* __OPENCL_CL_EGL_H */