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rtpenc: Add a rtpflag option for sending BYE packets when finishing 

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2013-10-30 19:12:27 +02:00
parent b264453de9
commit 9ceed7af37
3 changed files with 17 additions and 4 deletions
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15
libavformat/rtpenc.c
View File

@ -259,7 +259,7 @@ fail:
}
/* send an rtcp sender report packet */
static void rtcp_send_sr(AVFormatContext *s1, int64_t ntp_time)
static void rtcp_send_sr(AVFormatContext *s1, int64_t ntp_time, int bye)
{
RTPMuxContext *s = s1->priv_data;
uint32_t rtp_ts;
@ -293,6 +293,13 @@ static void rtcp_send_sr(AVFormatContext *s1, int64_t ntp_time)
avio_w8(s1->pb, 0);
}
if (bye) {
avio_w8(s1->pb, (RTP_VERSION << 6) | 1);
avio_w8(s1->pb, RTCP_BYE);
avio_wb16(s1->pb, 1); /* length in words - 1 */
avio_wb32(s1->pb, s->ssrc);
}
avio_flush(s1->pb);
}
@ -491,7 +498,7 @@ static int rtp_write_packet(AVFormatContext *s1, AVPacket *pkt)
if ((s->first_packet || ((rtcp_bytes >= RTCP_SR_SIZE) &&
(ff_ntp_time() - s->last_rtcp_ntp_time > 5000000))) &&
!(s->flags & FF_RTP_FLAG_SKIP_RTCP)) {
rtcp_send_sr(s1, ff_ntp_time());
rtcp_send_sr(s1, ff_ntp_time(), 0);
s->last_octet_count = s->octet_count;
s->first_packet = 0;
}
@ -587,6 +594,10 @@ static int rtp_write_trailer(AVFormatContext *s1)
{
RTPMuxContext *s = s1->priv_data;
/* If the caller closes and recreates ->pb, this might actually
* be NULL here even if it was successfully allocated at the start. */
if (s1->pb && (s->flags & FF_RTP_FLAG_SEND_BYE))
rtcp_send_sr(s1, ff_ntp_time(), 1);
av_freep(&s->buf);
return 0;

4
libavformat/rtpenc.h
View File

@ -68,13 +68,15 @@ typedef struct RTPMuxContext RTPMuxContext;
#define FF_RTP_FLAG_RFC2190 2
#define FF_RTP_FLAG_SKIP_RTCP 4
#define FF_RTP_FLAG_H264_MODE0 8
#define FF_RTP_FLAG_SEND_BYE 16
#define FF_RTP_FLAG_OPTS(ctx, fieldname) \
{ "rtpflags", "RTP muxer flags", offsetof(ctx, fieldname), AV_OPT_TYPE_FLAGS, {.i64 = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
{ "latm", "Use MP4A-LATM packetization instead of MPEG4-GENERIC for AAC", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_MP4A_LATM}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
{ "rfc2190", "Use RFC 2190 packetization instead of RFC 4629 for H.263", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_RFC2190}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
{ "skip_rtcp", "Don't send RTCP sender reports", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_SKIP_RTCP}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
{ "h264_mode0", "Use mode 0 for H264 in RTP", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_H264_MODE0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" } \
{ "h264_mode0", "Use mode 0 for H264 in RTP", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_H264_MODE0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" }, \
{ "send_bye", "Send RTCP BYE packets when finishing", 0, AV_OPT_TYPE_CONST, {.i64 = FF_RTP_FLAG_SEND_BYE}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "rtpflags" } \
void ff_rtp_send_data(AVFormatContext *s1, const uint8_t *buf1, int len, int m);

2
libavformat/version.h
View File

@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 55
#define LIBAVFORMAT_VERSION_MINOR 9
#define LIBAVFORMAT_VERSION_MICRO 3
#define LIBAVFORMAT_VERSION_MICRO 4
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \