rt->nb_byes = 0;
if (!(rt->server_type == RTSP_SERVER_REAL && rt->need_subscription)) {
+ if (rt->transport == RTSP_TRANSPORT_RTP) {
+ for (i = 0; i < rt->nb_rtsp_streams; i++) {
+ RTSPStream *rtsp_st = rt->rtsp_streams[i];
+ RTPDemuxContext *rtpctx = rtsp_st->transport_priv;
+ if (!rtpctx)
+ continue;
+ ff_rtp_reset_packet_queue(rtpctx);
+ rtpctx->last_rtcp_ntp_time = AV_NOPTS_VALUE;
+ rtpctx->first_rtcp_ntp_time = AV_NOPTS_VALUE;
+ rtpctx->base_timestamp = 0;
+ rtpctx->rtcp_ts_offset = 0;
+ }
+ }
if (rt->state == RTSP_STATE_PAUSED) {
cmd[0] = 0;
} else {
if (reply->status_code != RTSP_STATUS_OK) {
return -1;
}
- if (rt->transport == RTSP_TRANSPORT_RTP) {
+ if (rt->transport == RTSP_TRANSPORT_RTP &&
+ reply->range_start != AV_NOPTS_VALUE) {
for (i = 0; i < rt->nb_rtsp_streams; i++) {
RTSPStream *rtsp_st = rt->rtsp_streams[i];
RTPDemuxContext *rtpctx = rtsp_st->transport_priv;
AVStream *st = NULL;
- if (!rtpctx)
+ if (!rtpctx || rtsp_st->stream_index < 0)
continue;
- if (rtsp_st->stream_index >= 0)
- st = s->streams[rtsp_st->stream_index];
- ff_rtp_reset_packet_queue(rtpctx);
- if (reply->range_start != AV_NOPTS_VALUE) {
- rtpctx->last_rtcp_ntp_time = AV_NOPTS_VALUE;
- rtpctx->first_rtcp_ntp_time = AV_NOPTS_VALUE;
- rtpctx->base_timestamp = 0;
- rtpctx->rtcp_ts_offset = 0;
- if (st)
- rtpctx->range_start_offset =
- av_rescale_q(reply->range_start, AV_TIME_BASE_Q,
- st->time_base);
- }
+ st = s->streams[rtsp_st->stream_index];
+ rtpctx->range_start_offset =
+ av_rescale_q(reply->range_start, AV_TIME_BASE_Q,
+ st->time_base);
}
}
}
return 0;
}
+/* pause the stream */
+static int rtsp_read_pause(AVFormatContext *s)
+{
+ RTSPState *rt = s->priv_data;
+ RTSPMessageHeader reply1, *reply = &reply1;
+
+ if (rt->state != RTSP_STATE_STREAMING)
+ return 0;
+ else if (!(rt->server_type == RTSP_SERVER_REAL && rt->need_subscription)) {
+ ff_rtsp_send_cmd(s, "PAUSE", rt->control_uri, NULL, reply, NULL);
+ if (reply->status_code != RTSP_STATUS_OK) {
+ return -1;
+ }
+ }
+ rt->state = RTSP_STATE_PAUSED;
+ return 0;
+}
+
int ff_rtsp_setup_input_streams(AVFormatContext *s, RTSPMessageHeader *reply)
{
RTSPState *rt = s->priv_data;
ret = ff_sdp_parse(s, (const char *)content);
av_freep(&content);
if (ret < 0)
- return AVERROR_INVALIDDATA;
+ return ret;
return 0;
}
RTSPStream *rtsp_st;
#ifdef DEBUG_RTP_TCP
- dprintf(s, "tcp_read_packet:\n");
+ av_dlog(s, "tcp_read_packet:\n");
#endif
redo:
for (;;) {
id = buf[0];
len = AV_RB16(buf + 1);
#ifdef DEBUG_RTP_TCP
- dprintf(s, "id=%d len=%d\n", id, len);
+ av_dlog(s, "id=%d len=%d\n", id, len);
#endif
if (len > buf_size || len < 12)
goto redo;
*prtsp_st = rtsp_st;
return len;
}
+
+static int resetup_tcp(AVFormatContext *s)
+{
+ RTSPState *rt = s->priv_data;
+ char host[1024];
+ int port;
+
+ av_url_split(NULL, 0, NULL, 0, host, sizeof(host), &port, NULL, 0,
+ s->filename);
+ ff_rtsp_undo_setup(s);
+ return ff_rtsp_make_setup_request(s, host, port, RTSP_LOWER_TRANSPORT_TCP,
+ rt->real_challenge);
+}
+
static int rtsp_read_packet(AVFormatContext *s, AVPacket *pkt)
{
RTSPState *rt = s->priv_data;
RTSPMessageHeader reply1, *reply = &reply1;
char cmd[1024];
+retry:
if (rt->server_type == RTSP_SERVER_REAL) {
int i;
for (i = 0; i < rt->nb_rtsp_streams; i++) {
rule_nr = 0;
for (r = 0; r < s->nb_streams; r++) {
- if (s->streams[r]->priv_data == rt->rtsp_streams[i]) {
+ if (s->streams[r]->id == i) {
if (s->streams[r]->discard != AVDISCARD_ALL) {
if (!first)
av_strlcat(rt->last_subscription, ",",
}
ret = ff_rtsp_fetch_packet(s, pkt);
- if (ret < 0)
+ if (ret < 0) {
+ if (ret == AVERROR(ETIMEDOUT) && !rt->packets) {
+ if (rt->lower_transport == RTSP_LOWER_TRANSPORT_UDP &&
+ rt->lower_transport_mask & (1 << RTSP_LOWER_TRANSPORT_TCP)) {
+ RTSPMessageHeader reply1, *reply = &reply1;
+ av_log(s, AV_LOG_WARNING, "UDP timeout, retrying with TCP\n");
+ if (rtsp_read_pause(s) != 0)
+ return -1;
+ // TEARDOWN is required on Real-RTSP, but might make
+ // other servers close the connection.
+ if (rt->server_type == RTSP_SERVER_REAL)
+ ff_rtsp_send_cmd(s, "TEARDOWN", rt->control_uri, NULL,
+ reply, NULL);
+ rt->session_id[0] = '\0';
+ if (resetup_tcp(s) == 0) {
+ rt->state = RTSP_STATE_IDLE;
+ rt->need_subscription = 1;
+ if (rtsp_read_play(s) != 0)
+ return -1;
+ goto retry;
+ }
+ }
+ }
return ret;
+ }
+ rt->packets++;
/* send dummy request to keep TCP connection alive */
if ((av_gettime() - rt->last_cmd_time) / 1000000 >= rt->timeout / 2) {
return 0;
}
-/* pause the stream */
-static int rtsp_read_pause(AVFormatContext *s)
-{
- RTSPState *rt = s->priv_data;
- RTSPMessageHeader reply1, *reply = &reply1;
-
- if (rt->state != RTSP_STATE_STREAMING)
- return 0;
- else if (!(rt->server_type == RTSP_SERVER_REAL && rt->need_subscription)) {
- ff_rtsp_send_cmd(s, "PAUSE", rt->control_uri, NULL, reply, NULL);
- if (reply->status_code != RTSP_STATUS_OK) {
- return -1;
- }
- }
- rt->state = RTSP_STATE_PAUSED;
- return 0;
-}
-
static int rtsp_read_seek(AVFormatContext *s, int stream_index,
int64_t timestamp, int flags)
{
#if 0
/* NOTE: it is valid to flush the buffer here */
if (rt->lower_transport == RTSP_LOWER_TRANSPORT_TCP) {
- url_fclose(&rt->rtsp_gb);
+ avio_close(&rt->rtsp_gb);
}
#endif
ff_rtsp_send_cmd_async(s, "TEARDOWN", rt->control_uri, NULL);
return 0;
}
-AVInputFormat rtsp_demuxer = {
+AVInputFormat ff_rtsp_demuxer = {
"rtsp",
NULL_IF_CONFIG_SMALL("RTSP input format"),
sizeof(RTSPState),