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avutil/opencl: compile kernels separately

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Reviewed-by: Wei Gao <highgod0401@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Lenny Wang
2013-11-03 21:58:09 -06:00
committed by Michael Niedermayer
parent e3f384b428
commit 6682554790
3 changed files with 109 additions and 129 deletions
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40
libavutil/opencl.h
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@@ -1,7 +1,8 @@
/*
* Copyright (C) 2012 Peng Gao <peng@multicorewareinc.com>
* Copyright (C) 2012 Li Cao <li@multicorewareinc.com>
* Copyright (C) 2012 Wei Gao <weigao@multicorewareinc.com>
* Copyright (C) 2012 Peng Gao <peng@multicorewareinc.com>
* Copyright (C) 2012 Li Cao <li@multicorewareinc.com>
* Copyright (C) 2012 Wei Gao <weigao@multicorewareinc.com>
* Copyright (C) 2013 Lenny Wang <lwanghpc@gmail.com>
*
* This file is part of FFmpeg.
*
@@ -39,6 +40,8 @@
#endif
#include "dict.h"
#include "libavutil/version.h"
#define AV_OPENCL_KERNEL( ... )# __VA_ARGS__
#define AV_OPENCL_MAX_KERNEL_NAME_SIZE 150
@@ -65,11 +68,13 @@ typedef struct {
AVOpenCLPlatformNode **platform_node;
} AVOpenCLDeviceList;
#if FF_API_OLD_OPENCL
typedef struct {
cl_command_queue command_queue;
cl_kernel kernel;
char kernel_name[AV_OPENCL_MAX_KERNEL_NAME_SIZE];
} AVOpenCLKernelEnv;
#endif
typedef struct {
cl_platform_id platform_id;
@@ -107,7 +112,6 @@ void av_opencl_free_device_list(AVOpenCLDeviceList **device_list);
* av_opencl_init() operation.
*
* The currently accepted options are:
* - build_options: set options to compile registered kernels code
* - platform: set index of platform in device list
* - device: set index of device in device list
*
@@ -174,15 +178,15 @@ const char *av_opencl_errstr(cl_int status);
int av_opencl_register_kernel_code(const char *kernel_code);
/**
* Initialize the run time OpenCL environment and compile the kernel
* code registered with av_opencl_register_kernel_code().
* Initialize the run time OpenCL environment
*
* @param ext_opencl_env external OpenCL environment, created by an
* application program, ignored if set to NULL
* @return >=0 on success, a negative error code in case of failure
*/
int av_opencl_init(AVOpenCLExternalEnv *ext_opencl_env);
int av_opencl_init(AVOpenCLExternalEnv *ext_opencl_env);
#if FF_API_OLD_OPENCL
/**
* Create kernel object in the specified kernel environment.
*
@@ -190,8 +194,27 @@ int av_opencl_register_kernel_code(const char *kernel_code);
* the environment used to run the kernel
* @param kernel_name kernel function name
* @return >=0 on success, a negative error code in case of failure
* @deprecated, use clCreateKernel
*/
int av_opencl_create_kernel(AVOpenCLKernelEnv *env, const char *kernel_name);
#endif
/**
* compile specific OpenCL kernel source
*
* @param program_name pointer to a program name used for identification
* @param build_opts pointer to a string that describes the preprocessor
* build options to be used for building the program
* @return a cl_program object
*/
cl_program av_opencl_compile(const char *program_name, const char* build_opts);
/**
* get OpenCL command queue
*
* @return a cl_command_queue object
*/
cl_command_queue av_opencl_get_command_queue(void);
/**
* Create OpenCL buffer.
@@ -268,13 +291,16 @@ int av_opencl_buffer_read_image(uint8_t **dst_data, int *plane_size, int plane_n
*/
void av_opencl_buffer_release(cl_mem *cl_buf);
#if FF_API_OLD_OPENCL
/**
* Release kernel object.
*
* @param env kernel environment where the kernel object was created
* with av_opencl_create_kernel()
* @deprecated, use clReleaseKernel
*/
void av_opencl_release_kernel(AVOpenCLKernelEnv *env);
#endif
/**
* Release OpenCL environment.