lavf: make some seeking functions private

Specifically av_update_cur_dts(), av_seek_frame_binary() and
av_gen_search().

They are not supposed to be called outside lavf.

1 files changed, 38 insertions, 7 deletions

diff --git a/libavformat/utils.c b/libavformat/utils.c
index 640fa70c3d..637d615d90 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -1374,7 +1374,15 @@ void ff_read_frame_flush(AVFormatContext *s)
     }
 }
 
-void av_update_cur_dts(AVFormatContext *s, AVStream *ref_st, int64_t timestamp){
+#if FF_API_SEEK_PUBLIC
+void av_update_cur_dts(AVFormatContext *s, AVStream *ref_st, int64_t timestamp)
+{
+    return ff_update_cur_dts(s, ref_st, timestamp);
+}
+#endif
+
+void ff_update_cur_dts(AVFormatContext *s, AVStream *ref_st, int64_t timestamp)
+{
     int i;
 
     for(i = 0; i < s->nb_streams; i++) {
@@ -1494,7 +1502,14 @@ int av_index_search_timestamp(AVStream *st, int64_t wanted_timestamp,
                                      wanted_timestamp, flags);
 }
 
+#if FF_API_SEEK_PUBLIC
 int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts, int flags){
+    return ff_seek_frame_binary(s, stream_index, target_ts, flags);
+}
+#endif
+
+int ff_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts, int flags)
+{
     AVInputFormat *avif= s->iformat;
     int64_t av_uninit(pos_min), av_uninit(pos_max), pos, pos_limit;
     int64_t ts_min, ts_max, ts;
@@ -1541,7 +1556,7 @@ int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts
         }
     }
 
-    pos= av_gen_search(s, stream_index, target_ts, pos_min, pos_max, pos_limit, ts_min, ts_max, flags, &ts, avif->read_timestamp);
+    pos= ff_gen_search(s, stream_index, target_ts, pos_min, pos_max, pos_limit, ts_min, ts_max, flags, &ts, avif->read_timestamp);
     if(pos<0)
         return -1;
 
@@ -1549,12 +1564,28 @@ int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts
     if ((ret = avio_seek(s->pb, pos, SEEK_SET)) < 0)
         return ret;
 
-    av_update_cur_dts(s, st, ts);
+    ff_update_cur_dts(s, st, ts);
 
     return 0;
 }
 
-int64_t av_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts, int64_t pos_min, int64_t pos_max, int64_t pos_limit, int64_t ts_min, int64_t ts_max, int flags, int64_t *ts_ret, int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t )){
+#if FF_API_SEEK_PUBLIC
+int64_t av_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts,
+                      int64_t pos_min, int64_t pos_max, int64_t pos_limit,
+                      int64_t ts_min, int64_t ts_max, int flags, int64_t *ts_ret,
+                      int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t ))
+{
+    return ff_gen_search(s, stream_index, target_ts, pos_min, pos_max,
+                         pos_limit, ts_min, ts_max, flags, ts_ret,
+                         read_timestamp);
+}
+#endif
+
+int64_t ff_gen_search(AVFormatContext *s, int stream_index, int64_t target_ts,
+                      int64_t pos_min, int64_t pos_max, int64_t pos_limit,
+                      int64_t ts_min, int64_t ts_max, int flags, int64_t *ts_ret,
+                      int64_t (*read_timestamp)(struct AVFormatContext *, int , int64_t *, int64_t ))
+{
     int64_t pos, ts;
     int64_t start_pos, filesize;
     int no_change;
@@ -1708,7 +1739,7 @@ static int seek_frame_generic(AVFormatContext *s,
             ie= &st->index_entries[st->nb_index_entries-1];
             if ((ret = avio_seek(s->pb, ie->pos, SEEK_SET)) < 0)
                 return ret;
-            av_update_cur_dts(s, st, ie->timestamp);
+            ff_update_cur_dts(s, st, ie->timestamp);
         }else{
             if ((ret = avio_seek(s->pb, s->data_offset, SEEK_SET)) < 0)
                 return ret;
@@ -1739,7 +1770,7 @@ static int seek_frame_generic(AVFormatContext *s,
     ie = &st->index_entries[index];
     if ((ret = avio_seek(s->pb, ie->pos, SEEK_SET)) < 0)
         return ret;
-    av_update_cur_dts(s, st, ie->timestamp);
+    ff_update_cur_dts(s, st, ie->timestamp);
 
     return 0;
 }
@@ -1778,7 +1809,7 @@ int av_seek_frame(AVFormatContext *s, int stream_index, int64_t timestamp, int f
 
     if (s->iformat->read_timestamp && !(s->iformat->flags & AVFMT_NOBINSEARCH)) {
         ff_read_frame_flush(s);
-        return av_seek_frame_binary(s, stream_index, timestamp, flags);
+        return ff_seek_frame_binary(s, stream_index, timestamp, flags);
     } else if (!(s->iformat->flags & AVFMT_NOGENSEARCH)) {
         ff_read_frame_flush(s);
         return seek_frame_generic(s, stream_index, timestamp, flags);