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Make -benchmark also print the maximum memory usage if possible.

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Originally committed as revision 21973 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Reimar Döffinger
2010-02-22 22:21:58 +00:00
parent b7884740fa
commit fc5607f862
3 changed files with 33 additions and 2 deletions
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26
ffmpeg.c
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@ -44,10 +44,15 @@
#if HAVE_SYS_RESOURCE_H
#include <sys/types.h>
#include <sys/time.h>
#include <sys/resource.h>
#elif HAVE_GETPROCESSTIMES
#include <windows.h>
#endif
#if HAVE_GETPROCESSMEMORYINFO
#include <windows.h>
#include <psapi.h>
#endif
#if HAVE_SYS_SELECT_H
#include <sys/select.h>
@ -3535,6 +3540,24 @@ static int64_t getutime(void)
#endif
}
static int64_t getmaxrss(void)
{
#if HAVE_GETRUSAGE && HAVE_STRUCT_RUSAGE_RU_MAXRSS
struct rusage rusage;
getrusage(RUSAGE_SELF, &rusage);
return (int64_t)rusage.ru_maxrss * 1024;
#elif HAVE_GETPROCESSMEMORYINFO
HANDLE proc;
PROCESS_MEMORY_COUNTERS memcounters;
proc = GetCurrentProcess();
memcounters.cb = sizeof(memcounters);
GetProcessMemoryInfo(proc, &memcounters, sizeof(memcounters));
return memcounters.PeakPagefileUsage;
#else
return 0;
#endif
}
static void parse_matrix_coeffs(uint16_t *dest, const char *str)
{
int i;
@ -4029,7 +4052,8 @@ int main(int argc, char **argv)
av_exit(1);
ti = getutime() - ti;
if (do_benchmark) {
printf("bench: utime=%0.3fs\n", ti / 1000000.0);
int maxrss = getmaxrss() / 1024;
printf("bench: utime=%0.3fs maxrss=%ikB\n", ti / 1000000.0, maxrss);
}
return av_exit(0);