subtitle_stream_idx = streams.size() - 1;
}
- AVDictionary *options = NULL;
- vector<pair<string, string>> opts = MUX_OPTS;
- for (pair<string, string> opt : opts) {
- av_dict_set(&options, opt.first.c_str(), opt.second.c_str(), 0);
- }
- int err = avformat_write_header(avctx, &options);
- if (err < 0) {
- char errbuf[AV_ERROR_MAX_STRING_SIZE];
- av_strerror(err, errbuf, sizeof(errbuf));
- fprintf(stderr, "avformat_write_header() failed: %s\n", errbuf);
- exit(EXIT_FAILURE);
- }
- for (MuxMetrics *metric : metrics) {
- metric->metric_written_bytes += avctx->pb->pos;
- }
-
- // Make sure the header is written before the constructor exits.
- avio_flush(avctx->pb);
-
if (write_strategy == WRITE_BACKGROUND) {
writer_thread = thread(&Mux::thread_func, this);
+ } else {
+ write_header();
}
}
{
pthread_setname_np(pthread_self(), "Mux");
+ write_header();
+
unique_lock<mutex> lock(mu);
for ( ;; ) {
packet_queue_ready.wait(lock, [this]() {
}
}
+void Mux::write_header()
+{
+ AVDictionary *options = NULL;
+ vector<pair<string, string>> opts = MUX_OPTS;
+ for (pair<string, string> opt : opts) {
+ av_dict_set(&options, opt.first.c_str(), opt.second.c_str(), 0);
+ }
+
+ int err = avformat_write_header(avctx, &options);
+ if (err < 0) {
+ char errbuf[AV_ERROR_MAX_STRING_SIZE];
+ av_strerror(err, errbuf, sizeof(errbuf));
+ fprintf(stderr, "avformat_write_header() failed: %s\n", errbuf);
+ exit(EXIT_FAILURE);
+ }
+ for (MuxMetrics *metric : metrics) {
+ metric->metric_written_bytes += avctx->pb->pos;
+ }
+
+ // Make sure the header is written before the constructor exits
+ // (assuming we are in WRITE_FOREGROUND mode).
+ avio_flush(avctx->pb);
+}
+
void MuxMetrics::init(const vector<pair<string, string>> &labels)
{
vector<pair<string, string>> labels_video = labels;