fftools/ffmpeg: make demuxing with one file always blocking

2 years ago · 822da7a317
parent c15eb2773a
commit 822da7a317
1 changed files with 3 additions and 2 deletions
--- a/fftools/ffmpeg_demux.c
+++ b/fftools/ffmpeg_demux.c
@ -368,8 +368,9 @@ static int thread_start(Demuxer *d)
    if (d->thread_queue_size <= 0)
        d->thread_queue_size = (nb_input_files > 1 ? 8 : 1);

-    if (f->ctx->pb ? !f->ctx->pb->seekable :
-        strcmp(f->ctx->iformat->name, "lavfi"))
+    if (nb_input_files > 1 &&
+        (f->ctx->pb ? !f->ctx->pb->seekable :
+         strcmp(f->ctx->iformat->name, "lavfi")))
        d->non_blocking = 1;
    ret = av_thread_message_queue_alloc(&d->in_thread_queue,
                                        d->thread_queue_size, sizeof(DemuxMsg));