[FFmpeg-devel] [PATCH 09/25] fftools/ffmpeg: remove OutputStream.sync_ist

[Anton Khirnov <anton@khirnov.net>]

It is not actually used for anything.
---
 fftools/ffmpeg.c     |  4 ----
 fftools/ffmpeg.h     |  1 -
 fftools/ffmpeg_opt.c | 18 ++++++------------
 3 files changed, 6 insertions(+), 17 deletions(-)

diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index 6124197580..47f9a6137f 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -3409,10 +3409,6 @@ static int transcode_init(void)
                input_streams[ost->source_index]->st->index,
                ost->file_index,
                ost->index);
-        if (ost->sync_ist != input_streams[ost->source_index])
-            av_log(NULL, AV_LOG_INFO, " [sync #%d:%d]",
-                   ost->sync_ist->file_index,
-                   ost->sync_ist->st->index);
         if (ost->enc_ctx) {
             const AVCodec *in_codec    = input_streams[ost->source_index]->dec;
             const AVCodec *out_codec   = ost->enc;
diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index 69e4758a2d..b7d62957f8 100644
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -468,7 +468,6 @@ typedef struct OutputStream {
     int64_t vsync_frame_number;
     /* input pts and corresponding output pts
        for A/V sync */
-    struct InputStream *sync_ist; /* input stream to sync against */
     int64_t sync_opts;       /* output frame counter, could be changed to some true timestamp */ // FIXME look at frame_number
     /* pts of the first frame encoded for this stream, used for limiting
      * recording time */
diff --git a/fftools/ffmpeg_opt.c b/fftools/ffmpeg_opt.c
index ffa320da87..0cd807c9c8 100644
--- a/fftools/ffmpeg_opt.c
+++ b/fftools/ffmpeg_opt.c
@@ -1757,7 +1757,6 @@ static OutputStream *new_output_stream(OptionsContext *o, AVFormatContext *oc, e
 
     ost->source_index = source_index;
     if (source_index >= 0) {
-        ost->sync_ist = input_streams[source_index];
         input_streams[source_index]->discard = 0;
         input_streams[source_index]->st->discard = input_streams[source_index]->user_set_discard;
     }
@@ -2650,7 +2649,6 @@ static void map_manual(OutputFile *of, AVFormatContext *oc,
                        OptionsContext *o, const StreamMap *map)
 {
     InputStream *ist;
-    OutputStream *ost;
 
     if (map->disabled)
         return;
@@ -2695,16 +2693,15 @@ loop_end:
         if(o->    data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA)
             return;
 
-        ost = NULL;
         switch (ist->st->codecpar->codec_type) {
-        case AVMEDIA_TYPE_VIDEO:      ost = new_video_stream     (o, oc, src_idx); break;
-        case AVMEDIA_TYPE_AUDIO:      ost = new_audio_stream     (o, oc, src_idx); break;
-        case AVMEDIA_TYPE_SUBTITLE:   ost = new_subtitle_stream  (o, oc, src_idx); break;
-        case AVMEDIA_TYPE_DATA:       ost = new_data_stream      (o, oc, src_idx); break;
-        case AVMEDIA_TYPE_ATTACHMENT: ost = new_attachment_stream(o, oc, src_idx); break;
+        case AVMEDIA_TYPE_VIDEO:      new_video_stream     (o, oc, src_idx); break;
+        case AVMEDIA_TYPE_AUDIO:      new_audio_stream     (o, oc, src_idx); break;
+        case AVMEDIA_TYPE_SUBTITLE:   new_subtitle_stream  (o, oc, src_idx); break;
+        case AVMEDIA_TYPE_DATA:       new_data_stream      (o, oc, src_idx); break;
+        case AVMEDIA_TYPE_ATTACHMENT: new_attachment_stream(o, oc, src_idx); break;
         case AVMEDIA_TYPE_UNKNOWN:
             if (copy_unknown_streams) {
-                ost = new_unknown_stream   (o, oc, src_idx);
+                new_unknown_stream   (o, oc, src_idx);
                 break;
             }
         default:
@@ -2719,9 +2716,6 @@ loop_end:
                 exit_program(1);
             }
         }
-        if (ost)
-            ost->sync_ist = input_streams[  input_files[map->sync_file_index]->ist_index
-                                          + map->sync_stream_index];
     }
 }
 
-- 
2.34.1

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