[FFmpeg-cvslog] tools/probetest: also print the time the probe functions needed

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Nov  8 21:15:24 2013 +0100| [6b4f58d448f4c4a077184e5f957f40083ab3c57f] | committer: Michael Niedermayer

tools/probetest: also print the time the probe functions needed

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6b4f58d448f4c4a077184e5f957f40083ab3c57f
---

 tools/probetest.c |   29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

diff --git a/tools/probetest.c b/tools/probetest.c
index 7f6862a..dd1a0bc 100644
--- a/tools/probetest.c
+++ b/tools/probetest.c
@@ -23,11 +23,17 @@
 #include "libavformat/avformat.h"
 #include "libavcodec/put_bits.h"
 #include "libavutil/lfg.h"
+#include "libavutil/timer.h"
 
 #define MAX_FORMATS 1000 //this must be larger than the number of formats
 static int score_array[MAX_FORMATS];
+static int64_t time_array[MAX_FORMATS];
 static int failures = 0;
 
+#ifndef AV_READ_TIME
+#define AV_READ_TIME(x) 0
+#endif
+
 static void probe(AVProbeData *pd, int type, int p, int size)
 {
     int i = 0;
@@ -37,7 +43,10 @@ static void probe(AVProbeData *pd, int type, int p, int size)
         if (fmt->flags & AVFMT_NOFILE)
             continue;
         if (fmt->read_probe) {
-            int score = fmt->read_probe(pd);
+            int score;
+            int64_t start = AV_READ_TIME();
+            score = fmt->read_probe(pd);
+            time_array[i] += AV_READ_TIME() - start;
             if (score > score_array[i] && score > AVPROBE_SCORE_MAX / 4) {
                 score_array[i] = score;
                 fprintf(stderr,
@@ -50,6 +59,22 @@ static void probe(AVProbeData *pd, int type, int p, int size)
     }
 }
 
+static void print_times(void)
+{
+    int i = 0;
+    AVInputFormat *fmt = NULL;
+
+    while ((fmt = av_iformat_next(fmt))) {
+        if (fmt->flags & AVFMT_NOFILE)
+            continue;
+        if (time_array[i] > 1000000) {
+            fprintf(stderr, "%12"PRIu64" cycles, %12s\n",
+                    time_array[i], fmt->name);
+        }
+        i++;
+    }
+}
+
 int main(int argc, char **argv)
 {
     unsigned int p, i, type, size, retry;
@@ -142,5 +167,7 @@ int main(int argc, char **argv)
             }
         }
     }
+    if(AV_READ_TIME())
+        print_times();
     return failures;
 }