fix ticket: 8673
reference rfc8216 4.3.3.1 said:
The EXT-X-TARGETDURATION tag is REQUIRED.
in ticket 8673, the EXT-X-TARGETDURATION is incorrect, so hls should
return error.
Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
---
libavformat/hls.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/libavformat/hls.c b/libavformat/hls.c
index fc45719d1c..962ab78dd7 100644
--- a/libavformat/hls.c
+++ b/libavformat/hls.c
@@ -725,6 +725,7 @@ static int parse_playlist(HLSContext *c, const char *url,
struct segment **prev_segments = NULL;
int prev_n_segments = 0;
int prev_start_seq_no = -1;
+ int have_target_duration = 0;
if (is_http && !in && c->http_persistent && c->playlist_pb) {
in = c->playlist_pb;
@@ -809,6 +810,7 @@ static int parse_playlist(HLSContext *c, const char *url,
if (ret < 0)
goto fail;
pls->target_duration = strtoll(ptr, NULL, 10) * AV_TIME_BASE;
+ have_target_duration = 1;
} else if (av_strstart(line, "#EXT-X-MEDIA-SEQUENCE:", &ptr)) {
ret = ensure_playlist(c, &pls, url);
if (ret < 0)
@@ -875,6 +877,11 @@ static int parse_playlist(HLSContext *c, const char *url,
}
if (is_segment) {
struct segment *seg;
+ if (!have_target_duration) {
+ ret = AVERROR_INVALIDDATA;
+ goto fail;
+ }
+
ret = ensure_playlist(c, &pls, url);
if (ret < 0)
goto fail;
--
2.25.0
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