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Code Issues Releases Activity

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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4
configure vendored
View File

@ -1028,8 +1028,10 @@ HAVE_LIST="
fork
getaddrinfo
gethrtime
GetProcessMemoryInfo
GetProcessTimes
getrusage
struct_rusage_ru_maxrss
inet_aton
inline_asm
isatty
@ -2497,6 +2499,7 @@ check_func fork
check_func getaddrinfo $network_extralibs
check_func gethrtime
check_func getrusage
check_struct "sys/time.h sys/resource.h" "struct rusage" ru_maxrss
check_func inet_aton $network_extralibs
check_func isatty
check_func ${malloc_prefix}memalign && enable memalign
@ -2505,6 +2508,7 @@ check_func ${malloc_prefix}posix_memalign && enable posix_memalign
check_func setrlimit
check_func_headers io.h setmode
check_func_headers lzo/lzo1x.h lzo1x_999_compress
check_lib2 "windows.h psapi.h" GetProcessMemoryInfo -lpsapi
check_func_headers windows.h GetProcessTimes
check_func_headers windows.h VirtualAlloc

5
doc/ffmpeg-doc.texi
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@ -734,7 +734,10 @@ Set meta data information of @var{outfile} from @var{infile}.
@item -debug
Print specific debug info.
@item -benchmark
Add timings for benchmarking.
Show benchmarking information at the end of an encode.
Shows CPU time used and maximum memory consumption.
Maximum memory consumption is not supported on all systems,
it will usually display as 0 if not supported.
@item -dump
Dump each input packet.
@item -hex

26
ffmpeg.c
View File

@ -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);