/*
* Default kernel arguments
* arg0:
* input, __read_only image2d_t
* arg1:
* output, __write_only image2d_t
* suppose cl can get width/height pixels from
* get_image_width/get_image_height
*/
XCamReturn
CLImageKernel::pre_execute (SmartPtr<DrmBoBuffer> &input, SmartPtr<DrmBoBuffer> &output)
{
XCamReturn ret = XCAM_RETURN_NO_ERROR;
SmartPtr<CLContext> context = get_context ();
#define XCAM_CL_MAX_ARGS 256
CLArgument args[XCAM_CL_MAX_ARGS];
uint32_t arg_count = XCAM_CL_MAX_ARGS;
CLWorkSize work_size;
ret = prepare_arguments (input, output, args, arg_count, work_size);
XCAM_ASSERT (arg_count);
for (uint32_t i = 0; i < arg_count; ++i) {
ret = set_argument (i, args[i].arg_adress, args[i].arg_size);
XCAM_FAIL_RETURN (
WARNING,
ret == XCAM_RETURN_NO_ERROR,
ret,
"cl image kernel(%s) set argc(%d) failed", get_kernel_name (), i);
}
XCAM_ASSERT (work_size.global[0]);
ret = set_work_size (work_size.dim, work_size.global, work_size.local);
XCAM_FAIL_RETURN (
WARNING,
ret == XCAM_RETURN_NO_ERROR,
ret,
"cl image kernel(%s) set work size failed", get_kernel_name ());
return XCAM_RETURN_NO_ERROR;
}
/**
* Executes a command
*/
void execute(char* tokens[], int numTokens)
{
int status;
char* arguments[numTokens+1];
//Prepare the arguments for execution via execvp
prepare_arguments(tokens,arguments,numTokens);
//Execute via execvp
status = execvp(tokens[0], arguments);
if(status<0)
{
perror("Execution Error");
exit(EXIT_FAILURE);
}
}
