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avutil/opencl: add opencl device list APIs 20130411

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
highgod0401
2013-04-11 08:01:53 +08:00
committed by Michael Niedermayer
parent 3a3d984445
commit db2de94e95
2 changed files with 240 additions and 142 deletions
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43
libavutil/opencl.h
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@@ -39,6 +39,28 @@
#define AV_OPENCL_MAX_KERNEL_NAME_SIZE 150
#define AV_OPENCL_MAX_DEVICE_NAME_SIZE 100
#define AV_OPENCL_MAX_PLATFORM_NAME_SIZE 100
typedef struct {
int device_type;
char device_name[AV_OPENCL_MAX_DEVICE_NAME_SIZE];
cl_device_id device_id;
} AVOpenCLDeviceNode;
typedef struct {
cl_platform_id platform_id;
char platform_name[AV_OPENCL_MAX_PLATFORM_NAME_SIZE];
int device_num;
AVOpenCLDeviceNode **device_node;
} AVOpenCLPlatformNode;
typedef struct {
int platform_num;
AVOpenCLPlatformNode **platform_node;
} AVOpenCLDeviceList;
typedef struct {
cl_command_queue command_queue;
cl_kernel kernel;
@@ -49,12 +71,31 @@ typedef struct {
cl_platform_id platform_id;
cl_device_type device_type;
cl_context context;
cl_device_id *device_ids;
cl_device_id device_id;
cl_command_queue command_queue;
char *platform_name;
} AVOpenCLExternalEnv;
/**
* Get OpenCL device list.
*
* It must be freed with av_opencl_free_device_list().
*
* @param device_list pointer to OpenCL environment device list,
* should be released by av_opencl_free_device_list()
*
* @return >=0 on success, a negative error code in case of failure
*/
int av_opencl_get_device_list(AVOpenCLDeviceList **device_list);
/**
* Free OpenCL device list.
*
* @param device_list pointer to OpenCL environment device list
* created by av_opencl_get_device_list()
*/
void av_opencl_free_device_list(AVOpenCLDeviceList **device_list);
/**
* Allocate OpenCL external environment.
*