[FFmpeg-devel] [PATCH] Added interrupt to av_read_frame() in avformat/utils.c

[ggarra13 at gmail.com]

From: Gonzalo Garramuño <ggarra13 at gmail.com>

This patch is based on a patch by bsenftner at earthlink.net.
It allows av_read_frame to return after a timeout period.
---
 libavformat/utils.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavformat/utils.c b/libavformat/utils.c
index 8196442dd1..c3c2c77c0c 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -1838,6 +1838,11 @@ int av_read_frame(AVFormatContext *s, AVPacket *pkt)
             }
         }
 
+        if (ff_check_interrupt(&s->interrupt_callback)) {
+            av_log(s, AV_LOG_DEBUG, "interrupted\n");
+            return AVERROR_EXIT;
+        }
+
         ret = read_frame_internal(s, pkt);
         if (ret < 0) {
             if (pktl && ret != AVERROR(EAGAIN)) {
-- 
2.17.0