From 8d823e6005febef23ca10ccd9d8725e708167aeb Mon Sep 17 00:00:00 2001 From: Jun Zhao Date: Sun, 1 Dec 2019 14:03:37 +0800 Subject: lavf/libsrt: add linger parameter to libsrt add linger parameter to libsrt, it's setting the number of seconds that the socket waits for unsent data when closing. Reviewed-by: Andriy Gelman Signed-off-by: Jun Zhao --- libavformat/libsrt.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'libavformat/libsrt.c') diff --git a/libavformat/libsrt.c b/libavformat/libsrt.c index 825ad9d1a3..b6dd2750ca 100644 --- a/libavformat/libsrt.c +++ b/libavformat/libsrt.c @@ -84,6 +84,7 @@ typedef struct SRTContext { char *smoother; int messageapi; SRT_TRANSTYPE transtype; + int linger; } SRTContext; #define D AV_OPT_FLAG_DECODING_PARAM @@ -128,6 +129,7 @@ static const AVOption libsrt_options[] = { { "transtype", "The transmission type for the socket", OFFSET(transtype), AV_OPT_TYPE_INT, { .i64 = SRTT_INVALID }, SRTT_LIVE, SRTT_INVALID, .flags = D|E, "transtype" }, { "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 }, { NULL } }; @@ -340,6 +342,14 @@ static int libsrt_set_options_pre(URLContext *h, int fd) ((h->flags & AVIO_FLAG_WRITE) && libsrt_setsockopt(h, fd, SRTO_SENDER, "SRTO_SENDER", &yes, sizeof(yes)) < 0)) { return AVERROR(EIO); } + + if (s->linger >= 0) { + struct linger lin; + lin.l_linger = s->linger; + lin.l_onoff = lin.l_linger > 0 ? 1 : 0; + if (libsrt_setsockopt(h, fd, SRTO_LINGER, "SRTO_LINGER", &lin, sizeof(lin)) < 0) + return AVERROR(EIO); + } return 0; } @@ -592,6 +602,9 @@ static int libsrt_open(URLContext *h, const char *uri, int flags) goto err; } } + if (av_find_info_tag(buf, sizeof(buf), "linger", p)) { + s->linger = strtol(buf, NULL, 10); + } } return libsrt_setup(h, uri, flags); err: -- cgit v1.2.3