[FFmpeg-devel] [PATCH v3 4/4] avformat/tests/movenc: test dealing with abnormal timestamp

[Zhao Zhili <quinkblack@foxmail.com>]

---
 libavformat/tests/movenc.c | 30 +++++++++++++++++++++++++++++-
 tests/ref/fate/movenc      | 14 ++++++++++++++
 2 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/libavformat/tests/movenc.c b/libavformat/tests/movenc.c
index 2af72f11c7..79de20ee75 100644
--- a/libavformat/tests/movenc.c
+++ b/libavformat/tests/movenc.c
@@ -248,11 +248,14 @@ static void init(int bf, int audio_preroll)
 static void mux_frames(int n, int c)
 {
     int end_frames = frames + n;
+    int has_audio = 0;
     while (1) {
         uint8_t pktdata[8] = { 0 };
         av_packet_unref(pkt);
 
-        if (av_compare_ts(audio_dts, audio_st->time_base, video_dts, video_st->time_base) < 0) {
+        if (av_compare_ts(audio_dts, audio_st->time_base, video_dts, video_st->time_base) < 0 ||
+            (frames == end_frames && !has_audio)) {
+            has_audio = 1;
             pkt->dts = pkt->pts = audio_dts;
             pkt->stream_index = 1;
             pkt->duration = audio_duration;
@@ -787,6 +790,31 @@ int main(int argc, char **argv)
     finish();
     close_out();
 
+    // Abnormal difference of timestamp between two streams.
+    do_interleave = 1;
+    init_out("streams-timestamp-offset");
+    av_dict_set(&opts, "movflags", "frag_keyframe+empty_moov", 0);
+    av_dict_set(&opts, "frag_duration", "650000", 0);
+    init_fps(0, 0, 30);
+    audio_dts = INT_MAX - audio_duration / 2;
+    mux_gops(1);
+    finish();
+    close_out();
+    do_interleave = 0;
+
+    // Abnormal timestamp jump.
+    do_interleave = 1;
+    init_out("streams-timestamp-jump");
+    av_dict_set(&opts, "movflags", "frag_keyframe+empty_moov", 0);
+    av_dict_set(&opts, "frag_duration", "650000", 0);
+    init_fps(0, 0, 30);
+    mux_gops(1);
+    audio_dts = (int64_t)(INT_MAX) * 3 / 2;
+    mux_gops(1);
+    finish();
+    close_out();
+    do_interleave = 0;
+
     av_free(md5);
     av_packet_free(&pkt);
 
diff --git a/tests/ref/fate/movenc b/tests/ref/fate/movenc
index 81ea75f372..a5614f49a7 100644
--- a/tests/ref/fate/movenc
+++ b/tests/ref/fate/movenc
@@ -151,3 +151,17 @@ write_data len 900, time 0, type sync atom moof
 write_data len 908, time 1000000, type sync atom moof
 write_data len 148, time nopts, type trailer atom -
 3be575022e446855bca1e45b7942cc0c 3115 empty-moov-neg-cts
+write_data len 36, time nopts, type header atom ftyp
+write_data len 1123, time nopts, type header atom -
+write_data len 280, time 0, type sync atom moof
+write_data len 288, time 666667, type boundary atom moof
+write_data len 129, time nopts, type trailer atom -
+60d2f9877f29bd154b0047dfbca8e36a 1856 streams-timestamp-offset
+write_data len 36, time nopts, type header atom ftyp
+write_data len 1123, time nopts, type header atom -
+write_data len 588, time 0, type sync atom moof
+write_data len 472, time 666667, type boundary atom moof
+write_data len 280, time 1000000, type sync atom moof
+write_data len 288, time 1666667, type boundary atom moof
+write_data len 205, time nopts, type trailer atom -
+15951eb265243ad827446117f3a24099 2992 streams-timestamp-jump
-- 
2.31.1

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