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| author | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2011-03-12 15:24:54 +0100 |
|---|---|---|
| committer | Stefano Sabatini <stefano.sabatini-lala@poste.it> | 2011-04-11 00:14:20 +0200 |
| commit | d46c9f83cf495c901e6128ce1042190f620b89c4 (patch) | |
| tree | 82f7619a770adbb4aaa28baced27fb675d5a0287 | |
| parent | df2d5b16ef79f3b55c5d46eded79f791f2f529e0 (diff) | |
| download | ffmpeg-d46c9f83cf495c901e6128ce1042190f620b89c4.tar.gz | |
fbdev: simplify logic in fbdev_read_packet()
Signed-off-by: Stefano Sabatini <stefano.sabatini-lala@poste.it>
| -rw-r--r-- | libavdevice/fbdev.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/libavdevice/fbdev.c b/libavdevice/fbdev.c index 4f670e9875..f7fb957e80 100644 --- a/libavdevice/fbdev.c +++ b/libavdevice/fbdev.c @@ -189,22 +189,20 @@ static int fbdev_read_packet(AVFormatContext *avctx, AVPacket *pkt) fbdev->time_frame = av_gettime(); /* wait based on the frame rate */ - while (1) { - curtime = av_gettime(); - delay = fbdev->time_frame - curtime; - av_dlog(avctx, - "time_frame:%"PRId64" curtime:%"PRId64" delay:%"PRId64"\n", - fbdev->time_frame, curtime, delay); - if (delay <= 0) { - fbdev->time_frame += INT64_C(1000000) * av_q2d(fbdev->time_base); - break; - } + curtime = av_gettime(); + delay = fbdev->time_frame - curtime; + av_dlog(avctx, + "time_frame:%"PRId64" curtime:%"PRId64" delay:%"PRId64"\n", + fbdev->time_frame, curtime, delay); + if (delay > 0) { if (avctx->flags & AVFMT_FLAG_NONBLOCK) return AVERROR(EAGAIN); ts.tv_sec = delay / 1000000; ts.tv_nsec = (delay % 1000000) * 1000; while (nanosleep(&ts, &ts) < 0 && errno == EINTR); } + /* compute the time of the next frame */ + fbdev->time_frame += INT64_C(1000000) * av_q2d(fbdev->time_base); if ((ret = av_new_packet(pkt, fbdev->frame_size)) < 0) return ret; |