[FFmpeg-cvslog] fftools/ffmpeg_opt: Remove a write-only variable.

[Carl Eugen Hoyos]

ffmpeg | branch: master | Carl Eugen Hoyos <ceffmpeg at gmail.com> | Mon Jan  8 00:17:00 2018 +0100| [6874945fbfcd08c959b046b44bbf3be152d51fa0] | committer: Carl Eugen Hoyos

fftools/ffmpeg_opt: Remove a write-only variable.

Fixes a warning:
fftools/ffmpeg_opt.c:2057:21: warning: variable 'file_oformat' set but not used

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6874945fbfcd08c959b046b44bbf3be152d51fa0
---

 fftools/ffmpeg_opt.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index 4fe78fa757..92199b3ac2 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -2054,7 +2054,6 @@ static int open_output_file(OptionsContext *o, const char *filename)
 {
     AVFormatContext *oc;
     int i, j, err;
-    AVOutputFormat *file_oformat;
     OutputFile *of;
     OutputStream *ost;
     InputStream  *ist;
@@ -2103,7 +2102,6 @@ static int open_output_file(OptionsContext *o, const char *filename)
     if (o->recording_time != INT64_MAX)
         oc->duration = o->recording_time;
 
-    file_oformat= oc->oformat;
     oc->interrupt_callback = int_cb;
 
     e = av_dict_get(o->g->format_opts, "fflags", NULL, 0);