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ffmpeg: Use av_gettime_relative()

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Whenever av_gettime() is used to measure relative period of time,
av_gettime_relative() is prefered as it guarantee monotonic time
on supported platforms.

Signed-off-by: Olivier Langlois <olivier@trillion01.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Olivier Langlois 2014-05-06 17:16:47 -04:00 • committed by Michael Niedermayer
parent e705d0ce1c
commit 76191c08f8
2 changed files with 7 additions and 7 deletions
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4
cmdutils_opencl.c
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@ -181,12 +181,12 @@ static int64_t run_opencl_bench(AVOpenCLExternalEnv *ext_opencl_env)
OCLCHECK(clSetKernelArg, kernel, arg++, sizeof(cl_int), &width);
OCLCHECK(clSetKernelArg, kernel, arg++, sizeof(cl_int), &height);
start = av_gettime();
start = av_gettime_relative();
for (i = 0; i < OPENCL_NB_ITER; i++)
OCLCHECK(clEnqueueNDRangeKernel, ext_opencl_env->command_queue, kernel, 2, NULL,
global_work_size_2d, local_work_size_2d, 0, NULL, NULL);
clFinish(ext_opencl_env->command_queue);
ret = (av_gettime() - start)/OPENCL_NB_ITER;
ret = (av_gettime_relative() - start)/OPENCL_NB_ITER;
end:
if (kernel)
clReleaseKernel(kernel);