Merge remote-tracking branch 'qatar/master'

[ffmpeg] / libavformat / rtpdec.c

diff --git a/libavformat/rtpdec.c b/libavformat/rtpdec.c
index 01902a773266a8b5df72472140b2300c2c0f6e5b..7170e97ec92d7aae8220ae3fb7b123ee3e7bc8fe 100644 (file)
--- a/libavformat/rtpdec.c
+++ b/libavformat/rtpdec.c
@@ -83,6 +83,11 @@ void av_register_rtp_dynamic_payload_handlers(void)
     ff_register_dynamic_payload_handler(&ff_qt_rtp_vid_handler);
     ff_register_dynamic_payload_handler(&ff_quicktime_rtp_aud_handler);
     ff_register_dynamic_payload_handler(&ff_quicktime_rtp_vid_handler);
+
+    ff_register_dynamic_payload_handler(&ff_g726_16_dynamic_handler);
+    ff_register_dynamic_payload_handler(&ff_g726_24_dynamic_handler);
+    ff_register_dynamic_payload_handler(&ff_g726_32_dynamic_handler);
+    ff_register_dynamic_payload_handler(&ff_g726_40_dynamic_handler);
 }
 
 RTPDynamicProtocolHandler *ff_rtp_handler_find_by_name(const char *name,
@@ -294,7 +299,7 @@ int ff_rtp_check_and_send_back_rr(RTPDemuxContext *s, int count)
     avio_w8(pb, RTCP_SDES);
     len = strlen(s->hostname);
     avio_wb16(pb, (6 + len + 3) / 4); /* length in words - 1 */
-    avio_wb32(pb, s->ssrc);
+    avio_wb32(pb, s->ssrc + 1);
     avio_w8(pb, 0x01);
     avio_w8(pb, len);
     avio_write(pb, s->hostname, len);
@@ -421,7 +426,10 @@ static void finalize_packet(RTPDemuxContext *s, AVPacket *pkt, uint32_t timestam
 {
     if (pkt->pts != AV_NOPTS_VALUE || pkt->dts != AV_NOPTS_VALUE)
         return; /* Timestamp already set by depacketizer */
-    if (s->last_rtcp_ntp_time != AV_NOPTS_VALUE && timestamp != RTP_NOTS_VALUE) {
+    if (timestamp == RTP_NOTS_VALUE)
+        return;
+
+    if (s->last_rtcp_ntp_time != AV_NOPTS_VALUE && s->ic->nb_streams > 1) {
         int64_t addend;
         int delta_timestamp;
 
@@ -433,11 +441,16 @@ static void finalize_packet(RTPDemuxContext *s, AVPacket *pkt, uint32_t timestam
                    delta_timestamp;
         return;
     }
-    if (timestamp == RTP_NOTS_VALUE)
-        return;
+
     if (!s->base_timestamp)
         s->base_timestamp = timestamp;
-    pkt->pts = s->range_start_offset + timestamp - s->base_timestamp;
+    /* assume that the difference is INT32_MIN < x < INT32_MAX, but allow the first timestamp to exceed INT32_MAX */
+    if (!s->timestamp)
+        s->unwrapped_timestamp += timestamp;
+    else
+        s->unwrapped_timestamp += (int32_t)(timestamp - s->timestamp);
+    s->timestamp = timestamp;
+    pkt->pts = s->unwrapped_timestamp + s->range_start_offset - s->base_timestamp;
 }
 
 static int rtp_parse_packet_internal(RTPDemuxContext *s, AVPacket *pkt,