sys/oss/gstosssink.c: Some drivers do not support unsetting the non-blocking flag once the device is opened. In those...

Original commit message from CVS:
* sys/oss/gstosssink.c: (gst_oss_sink_prepare):
Some drivers do not support unsetting the non-blocking flag once the
device is opened. In those cases, close/open the device in
non-blocking mode. Fixes #362673.
This commit is contained in:
Wim Taymans 2006-10-17 14:37:49 +00:00
parent a2b7998dad
commit bad39277cf
2 changed files with 16 additions and 3 deletions

View file

@ -1,3 +1,10 @@
2006-10-17 Wim Taymans <wim@fluendo.com>
* sys/oss/gstosssink.c: (gst_oss_sink_prepare):
Some drivers do not support unsetting the non-blocking flag once the
device is opened. In those cases, close/open the device in
non-blocking mode. Fixes #362673.
2006-10-17 Stefan Kost <ensonic@users.sf.net>
* sys/v4l2/v4l2_calls.c: (gst_v4l2_fill_lists):

View file

@ -427,10 +427,17 @@ gst_oss_sink_prepare (GstAudioSink * asink, GstRingBufferSpec * spec)
oss = GST_OSSSINK (asink);
/* we opened non-blocking so that we can detect if the device is available
* without hanging forever. We now want to remove the non-blocking flag. */
mode = fcntl (oss->fd, F_GETFL);
mode &= ~O_NONBLOCK;
if (fcntl (oss->fd, F_SETFL, mode) == -1)
goto non_block;
if (fcntl (oss->fd, F_SETFL, mode) == -1) {
/* some drivers do no support unsetting the non-blocking flag, try to
* close/open the device then. This is racy but we error out properly. */
gst_oss_sink_close (asink);
if ((oss->fd = open (oss->device, O_WRONLY, 0)) == -1)
goto non_block;
}
tmp = gst_oss_sink_get_format (spec->format);
if (tmp == 0)
@ -458,7 +465,6 @@ gst_oss_sink_prepare (GstAudioSink * asink, GstRingBufferSpec * spec)
spec->bytes_per_sample = (spec->width / 8) * spec->channels;
oss->bytes_per_sample = (spec->width / 8) * spec->channels;
memset (spec->silence_sample, 0, spec->bytes_per_sample);
GST_DEBUG_OBJECT (oss, "got segsize: %d, segtotal: %d, value: %08x",
spec->segsize, spec->segtotal, tmp);