remove unused rtsp_callback

Originally committed as revision 8832 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/rtsp.c

@@ -77,8 +77,6 @@ static int rtsp_read_play(AVFormatContext *s);
 
 int rtsp_default_protocols = (1 << RTSP_PROTOCOL_RTP_UDP);
 
-FFRTSPCallback *ff_rtsp_callback = NULL;
-
 static int rtsp_probe(AVProbeData *p)
 {
     if (strstart(p->filename, "rtsp:", NULL))
@@ -818,12 +816,6 @@ static void rtsp_send_cmd(AVFormatContext *s,
 }
 
 
-void rtsp_set_callback(FFRTSPCallback *rtsp_cb)
-{
-    ff_rtsp_callback = rtsp_cb;
-}
-
-
 /* close and free RTSP streams */
 static void rtsp_close_streams(RTSPState *rt)
 {
@@ -1039,16 +1031,6 @@ static int rtsp_read_header(AVFormatContext *s,
         }
     }
 
-    /* use callback if available to extend setup */
-    if (ff_rtsp_callback) {
-        if (ff_rtsp_callback(RTSP_ACTION_CLIENT_SETUP, rt->session_id,
-                             NULL, 0, rt->last_reply) < 0) {
-            err = AVERROR_INVALIDDATA;
-            goto fail;
-        }
-    }
-
-
     rt->state = RTSP_STATE_IDLE;
     rt->seek_timestamp = 0; /* default is to start stream at position
                                zero */
@@ -1295,11 +1277,6 @@ static int rtsp_read_close(AVFormatContext *s)
              s->filename);
     rtsp_send_cmd(s, cmd, reply, NULL);
 
-    if (ff_rtsp_callback) {
-        ff_rtsp_callback(RTSP_ACTION_CLIENT_TEARDOWN, rt->session_id,
-                         NULL, 0, NULL);
-    }
-
     rtsp_close_streams(rt);
     url_close(rt->rtsp_hd);
     return 0;

libavformat/rtsp.h

@@ -76,16 +76,12 @@ typedef int FFRTSPCallback(enum RTSPCallbackAction action,
                            char *buf, int buf_size,
                            void *arg);
 
-/** useful for modules: set RTSP callback function */
-void rtsp_set_callback(FFRTSPCallback *rtsp_cb);
-
 int rtsp_init(void);
 void rtsp_parse_line(RTSPHeader *reply, const char *buf);
 
 extern int rtsp_default_protocols;
 extern int rtsp_rtp_port_min;
 extern int rtsp_rtp_port_max;
-extern FFRTSPCallback *ff_rtsp_callback;
 extern AVInputFormat rtsp_demuxer;
 
 int rtsp_pause(AVFormatContext *s);