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avutil/opencl: add check for the program number to create kernel 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
highgod0401 2013-04-04 20:09:17 +08:00 committed by Michael Niedermayer
parent b1dea2c0d8
commit 39406ea321
1 changed files with 5 additions and 0 deletions
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5
libavutil/opencl.c
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@ -225,6 +225,11 @@ int av_opencl_create_kernel(AVOpenCLKernelEnv *env, const char *kernel_name)
ret = AVERROR(EINVAL);
goto end;
}
if (gpu_env.program_count == 0) {
av_log(&openclutils, AV_LOG_ERROR, "Program count of OpenCL is 0, can not create kernel\n");
ret = AVERROR(EINVAL);
goto end;
}
for (i = 0; i < gpu_env.program_count; i++) {
env->kernel = clCreateKernel(gpu_env.programs[i], kernel_name, &status);
if (status == CL_SUCCESS)