On Fri, 4 Jun 2021, Zhao Zhili wrote:
From: Zhao Zhili <zhiliz...@tencent.com>
---
v2: update doc
LGTM for the set.
Thanks,
Marton
doc/protocols.texi | 5 +++++
libavformat/libsrt.c | 5 ++++-
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/doc/protocols.texi b/doc/protocols.texi
index 8b21ce046e..d3095c88c6 100644
--- a/doc/protocols.texi
+++ b/doc/protocols.texi
@@ -1610,6 +1610,11 @@ Default is -1. -1 means auto (off with 0 seconds in live
mode, on with 180
seconds in file mode). The range for this option is integers in the
0 - @code{INT_MAX}.
+@item tsbpd=@var{1|0}
+When true, use Timestamp-based Packet Delivery mode. The default behavior
+depends on the transmission type: enabled in live mode, disabled in file
+mode.
+
@end table
For more information see: @url{https://github.com/Haivision/srt}.
diff --git a/libavformat/libsrt.c b/libavformat/libsrt.c
index 5298725ad5..d02b7a95ec 100644
--- a/libavformat/libsrt.c
+++ b/libavformat/libsrt.c
@@ -90,6 +90,7 @@ typedef struct SRTContext {
int messageapi;
SRT_TRANSTYPE transtype;
int linger;
+ int tsbpd;
} SRTContext;
#define D AV_OPT_FLAG_DECODING_PARAM
@@ -141,6 +142,7 @@ static const AVOption libsrt_options[] = {
{ "live", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = SRTT_LIVE }, INT_MIN,
INT_MAX, .flags = D|E, "transtype" },
{ "file", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = SRTT_FILE }, INT_MIN,
INT_MAX, .flags = D|E, "transtype" },
{ "linger", "Number of seconds that the socket waits for unsent data
when closing", OFFSET(linger), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX,
.flags = D|E },
+ { "tsbpd", "Timestamp-based packet delivery",
OFFSET(tsbpd), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1,
.flags = D|E },
{ NULL }
};
@@ -356,7 +358,8 @@ static int libsrt_set_options_pre(URLContext *h, int fd)
#endif
(s->messageapi >= 0 && libsrt_setsockopt(h, fd, SRTO_MESSAGEAPI, "SRTO_MESSAGEAPI",
&s->messageapi, sizeof(s->messageapi)) < 0) ||
(s->payload_size >= 0 && libsrt_setsockopt(h, fd, SRTO_PAYLOADSIZE,
"SRTO_PAYLOADSIZE", &s->payload_size, sizeof(s->payload_size)) < 0) ||
- ((h->flags & AVIO_FLAG_WRITE) && libsrt_setsockopt(h, fd, SRTO_SENDER,
"SRTO_SENDER", &yes, sizeof(yes)) < 0)) {
+ ((h->flags & AVIO_FLAG_WRITE) && libsrt_setsockopt(h, fd, SRTO_SENDER,
"SRTO_SENDER", &yes, sizeof(yes)) < 0) ||
+ (s->tsbpd >= 0 && libsrt_setsockopt(h, fd, SRTO_TSBPDMODE, "SRTO_TSBPDMODE",
&s->tsbpd, sizeof(s->tsbpd)) < 0)) {
return AVERROR(EIO);
}
--
2.31.1
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