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| author | Mike Frysinger <vapier.adi@gmail.com> | 2006-12-28 00:32:06 +0000 |
|---|---|---|
| committer | Aurelien Jacobs <aurel@gnuage.org> | 2006-12-28 00:32:06 +0000 |
| commit | d037d797a4e1b5518839a03c004b65df860b9ebe (patch) | |
| tree | ac1cba70075535a1e51278f3e3203352bf1f0633 | |
| parent | 62ade082bbe679f266cbb56bc05d25044e32341d (diff) | |
| download | ffmpeg-d037d797a4e1b5518839a03c004b65df860b9ebe.tar.gz | |
fall back mmap() call using MAP_PRIVATE for working on no-mmu systems
patch by Mike Frysinger vapier.adi _at_ gmail.com
Originally committed as revision 7380 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavformat/grab.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/libavformat/grab.c b/libavformat/grab.c index 2b7c5502c6..99cbe2fefa 100644 --- a/libavformat/grab.c +++ b/libavformat/grab.c @@ -219,8 +219,11 @@ static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap) } else { s->video_buf = mmap(0,s->gb_buffers.size,PROT_READ|PROT_WRITE,MAP_SHARED,video_fd,0); if ((unsigned char*)-1 == s->video_buf) { - perror("mmap"); - goto fail; + s->video_buf = mmap(0,s->gb_buffers.size,PROT_READ|PROT_WRITE,MAP_PRIVATE,video_fd,0); + if ((unsigned char*)-1 == s->video_buf) { + perror("mmap"); + goto fail; + } } s->gb_frame = 0; s->time_frame = av_gettime() * s->frame_rate / s->frame_rate_base; |