mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
Remove forward declarations.
Originally committed as revision 21020 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ronald S. Bultje
parent
0e426b7a6c
commit
0e59034ed8
@ -43,14 +43,6 @@
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//#define DEBUG
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//#define DEBUG_RTP_TCP
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#if CONFIG_RTSP_DEMUXER
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static int tcp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
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uint8_t *buf, int buf_size);
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static int rtsp_read_reply(AVFormatContext *s, RTSPMessageHeader *reply,
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unsigned char **content_ptr,
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int return_on_interleaved_data);
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#endif
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#if LIBAVFORMAT_VERSION_INT < (53 << 16)
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int rtsp_default_protocols = (1 << RTSP_LOWER_TRANSPORT_UDP);
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#endif
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@ -553,125 +545,6 @@ static int sdp_parse(AVFormatContext *s, const char *content)
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return 0;
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}
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static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
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uint8_t *buf, int buf_size)
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{
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RTSPState *rt = s->priv_data;
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RTSPStream *rtsp_st;
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fd_set rfds;
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int fd, fd_max, n, i, ret, tcp_fd;
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struct timeval tv;
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for(;;) {
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if (url_interrupt_cb())
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return AVERROR(EINTR);
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FD_ZERO(&rfds);
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if (rt->rtsp_hd) {
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tcp_fd = fd_max = url_get_file_handle(rt->rtsp_hd);
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FD_SET(tcp_fd, &rfds);
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} else {
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fd_max = 0;
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tcp_fd = -1;
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}
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for(i = 0; i < rt->nb_rtsp_streams; i++) {
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rtsp_st = rt->rtsp_streams[i];
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if (rtsp_st->rtp_handle) {
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/* currently, we cannot probe RTCP handle because of
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* blocking restrictions */
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fd = url_get_file_handle(rtsp_st->rtp_handle);
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if (fd > fd_max)
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fd_max = fd;
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FD_SET(fd, &rfds);
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}
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}
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tv.tv_sec = 0;
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tv.tv_usec = 100 * 1000;
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n = select(fd_max + 1, &rfds, NULL, NULL, &tv);
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if (n > 0) {
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for(i = 0; i < rt->nb_rtsp_streams; i++) {
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rtsp_st = rt->rtsp_streams[i];
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if (rtsp_st->rtp_handle) {
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fd = url_get_file_handle(rtsp_st->rtp_handle);
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if (FD_ISSET(fd, &rfds)) {
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ret = url_read(rtsp_st->rtp_handle, buf, buf_size);
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if (ret > 0) {
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*prtsp_st = rtsp_st;
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return ret;
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}
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}
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}
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}
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#if CONFIG_RTSP_DEMUXER
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if (FD_ISSET(tcp_fd, &rfds)) {
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RTSPMessageHeader reply;
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rtsp_read_reply(s, &reply, NULL, 0);
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/* XXX: parse message */
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if (rt->state != RTSP_STATE_PLAYING)
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return 0;
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}
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#endif
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}
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}
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}
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static int rtsp_fetch_packet(AVFormatContext *s, AVPacket *pkt)
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{
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RTSPState *rt = s->priv_data;
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int ret, len;
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uint8_t buf[10 * RTP_MAX_PACKET_LENGTH];
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RTSPStream *rtsp_st;
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/* get next frames from the same RTP packet */
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if (rt->cur_transport_priv) {
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if (rt->transport == RTSP_TRANSPORT_RDT)
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ret = ff_rdt_parse_packet(rt->cur_transport_priv, pkt, NULL, 0);
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else
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ret = rtp_parse_packet(rt->cur_transport_priv, pkt, NULL, 0);
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if (ret == 0) {
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rt->cur_transport_priv = NULL;
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return 0;
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} else if (ret == 1) {
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return 0;
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} else {
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rt->cur_transport_priv = NULL;
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}
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}
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/* read next RTP packet */
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redo:
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switch(rt->lower_transport) {
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default:
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#if CONFIG_RTSP_DEMUXER
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case RTSP_LOWER_TRANSPORT_TCP:
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len = tcp_read_packet(s, &rtsp_st, buf, sizeof(buf));
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break;
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#endif
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case RTSP_LOWER_TRANSPORT_UDP:
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case RTSP_LOWER_TRANSPORT_UDP_MULTICAST:
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len = udp_read_packet(s, &rtsp_st, buf, sizeof(buf));
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if (len >=0 && rtsp_st->transport_priv && rt->transport == RTSP_TRANSPORT_RTP)
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rtp_check_and_send_back_rr(rtsp_st->transport_priv, len);
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break;
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}
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if (len < 0)
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return len;
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if (len == 0)
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return AVERROR_EOF;
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if (rt->transport == RTSP_TRANSPORT_RDT)
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ret = ff_rdt_parse_packet(rtsp_st->transport_priv, pkt, buf, len);
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else
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ret = rtp_parse_packet(rtsp_st->transport_priv, pkt, buf, len);
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if (ret < 0)
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goto redo;
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if (ret == 1) {
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/* more packets may follow, so we save the RTP context */
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rt->cur_transport_priv = rtsp_st->transport_priv;
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}
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return ret;
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}
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/* close and free RTSP streams */
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static void rtsp_close_streams(RTSPState *rt)
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{
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@ -1504,6 +1377,68 @@ static int rtsp_read_header(AVFormatContext *s,
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return err;
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}
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static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
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uint8_t *buf, int buf_size)
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{
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RTSPState *rt = s->priv_data;
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RTSPStream *rtsp_st;
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fd_set rfds;
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int fd, fd_max, n, i, ret, tcp_fd;
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struct timeval tv;
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for(;;) {
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if (url_interrupt_cb())
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return AVERROR(EINTR);
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FD_ZERO(&rfds);
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if (rt->rtsp_hd) {
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tcp_fd = fd_max = url_get_file_handle(rt->rtsp_hd);
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FD_SET(tcp_fd, &rfds);
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} else {
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fd_max = 0;
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tcp_fd = -1;
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}
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for(i = 0; i < rt->nb_rtsp_streams; i++) {
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rtsp_st = rt->rtsp_streams[i];
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if (rtsp_st->rtp_handle) {
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/* currently, we cannot probe RTCP handle because of
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* blocking restrictions */
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fd = url_get_file_handle(rtsp_st->rtp_handle);
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if (fd > fd_max)
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fd_max = fd;
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FD_SET(fd, &rfds);
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}
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}
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tv.tv_sec = 0;
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tv.tv_usec = 100 * 1000;
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n = select(fd_max + 1, &rfds, NULL, NULL, &tv);
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if (n > 0) {
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for(i = 0; i < rt->nb_rtsp_streams; i++) {
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rtsp_st = rt->rtsp_streams[i];
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if (rtsp_st->rtp_handle) {
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fd = url_get_file_handle(rtsp_st->rtp_handle);
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if (FD_ISSET(fd, &rfds)) {
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ret = url_read(rtsp_st->rtp_handle, buf, buf_size);
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if (ret > 0) {
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*prtsp_st = rtsp_st;
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return ret;
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}
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}
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}
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}
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#if CONFIG_RTSP_DEMUXER
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if (FD_ISSET(tcp_fd, &rfds)) {
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RTSPMessageHeader reply;
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rtsp_read_reply(s, &reply, NULL, 0);
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/* XXX: parse message */
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if (rt->state != RTSP_STATE_PLAYING)
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return 0;
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}
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#endif
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}
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}
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}
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static int tcp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
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uint8_t *buf, int buf_size)
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{
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@ -1558,6 +1493,63 @@ static int tcp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
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return len;
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}
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static int rtsp_fetch_packet(AVFormatContext *s, AVPacket *pkt)
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{
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RTSPState *rt = s->priv_data;
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int ret, len;
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uint8_t buf[10 * RTP_MAX_PACKET_LENGTH];
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RTSPStream *rtsp_st;
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/* get next frames from the same RTP packet */
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if (rt->cur_transport_priv) {
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if (rt->transport == RTSP_TRANSPORT_RDT)
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ret = ff_rdt_parse_packet(rt->cur_transport_priv, pkt, NULL, 0);
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else
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ret = rtp_parse_packet(rt->cur_transport_priv, pkt, NULL, 0);
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if (ret == 0) {
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rt->cur_transport_priv = NULL;
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return 0;
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} else if (ret == 1) {
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return 0;
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} else {
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rt->cur_transport_priv = NULL;
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}
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}
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/* read next RTP packet */
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redo:
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switch(rt->lower_transport) {
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default:
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#if CONFIG_RTSP_DEMUXER
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case RTSP_LOWER_TRANSPORT_TCP:
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len = tcp_read_packet(s, &rtsp_st, buf, sizeof(buf));
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break;
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#endif
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case RTSP_LOWER_TRANSPORT_UDP:
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case RTSP_LOWER_TRANSPORT_UDP_MULTICAST:
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len = udp_read_packet(s, &rtsp_st, buf, sizeof(buf));
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if (len >=0 && rtsp_st->transport_priv && rt->transport == RTSP_TRANSPORT_RTP)
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rtp_check_and_send_back_rr(rtsp_st->transport_priv, len);
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break;
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}
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if (len < 0)
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return len;
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if (len == 0)
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return AVERROR_EOF;
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if (rt->transport == RTSP_TRANSPORT_RDT)
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ret = ff_rdt_parse_packet(rtsp_st->transport_priv, pkt, buf, len);
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else
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ret = rtp_parse_packet(rtsp_st->transport_priv, pkt, buf, len);
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if (ret < 0)
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goto redo;
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if (ret == 1) {
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/* more packets may follow, so we save the RTP context */
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rt->cur_transport_priv = rtsp_st->transport_priv;
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}
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return ret;
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}
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static int rtsp_read_packet(AVFormatContext *s,
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AVPacket *pkt)
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{
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