[vlc-commits] stats: write outputfile as tab separated with headers, easier for example gnuplot plotting

[Ilkka Ollakka]

vlc | branch: master | Ilkka Ollakka <ileoo at videolan.org> | Sat Feb 15 19:20:30 2014 +0200| [47abb64a0dead4dc6d56ce7a346076e310fc4358] | committer: Ilkka Ollakka

stats: write outputfile as tab separated with headers, easier for example gnuplot plotting

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=47abb64a0dead4dc6d56ce7a346076e310fc4358
---

 modules/stream_out/stats.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/modules/stream_out/stats.c b/modules/stream_out/stats.c
index c8c03d2..b8f9379 100644
--- a/modules/stream_out/stats.c
+++ b/modules/stream_out/stats.c
@@ -116,6 +116,8 @@ static int Open( vlc_object_t *p_this )
             free( p_sys );
             free( outputFile );
             return VLC_EGENERIC;
+        } else {
+            fprintf( p_sys->output,"#prefix\ttrack\ttype\tsegment_number\tdts_difference\tlength\tmd5\n");
         }
         free( outputFile );
     }
@@ -193,7 +195,7 @@ static int Del( sout_stream_t *p_stream, sout_stream_id_sys_t *id )
     msg_Dbg( p_stream, "%s: Removing track type:%s id:%d", p_sys->prefix, id->type, id->id );
     if( p_sys->output )
     {
-        fprintf( p_sys->output,"%s: final type:%s id:%d segments:%"PRIu64" md5:%16s\n",
+        fprintf( p_sys->output,"#%s: final type:%s id:%d segments:%"PRIu64" md5:%16s\n",
                p_sys->prefix, id->type, id->id, id->segment_number, outputhash );
     } else {
         msg_Info( p_stream, "%s: final type:%s id:%d segments:%"PRIu64" md5:%16s",
@@ -226,7 +228,8 @@ static int Send( sout_stream_t *p_stream, sout_stream_id_sys_t *id,
          */
         if( p_sys->output )
         {
-            fprintf( p_sys->output, "%s: track:%d type:%s segment_number:%"PRIu64" dts_difference:%"PRId64" length:%"PRId64" md5:%16s\n",
+            /* Write data in a form that it's easy to plot for example with gnuplot*/
+            fprintf( p_sys->output, "%s\t%d\t%s\t%"PRIu64"\t%"PRId64"\t%"PRId64"\t%16s\n",
                   p_sys->prefix, id->id, id->type, ++id->segment_number, p_block->i_dts - id->previous_dts,
                   p_block->i_length, outputhash );