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ext/alsa/gstalsamixerelement.c: Make state change fail if the specified device can't be opened for some reason.

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Original commit message from CVS:
* ext/alsa/gstalsamixerelement.c:
(gst_alsa_mixer_element_change_state):
Make state change fail if the specified device can't be opened
for some reason.
This commit is contained in:
Tim-Philipp Müller 2006-07-20 16:57:29 +00:00
parent ac162b0f78
commit f82bb0c84e
2 changed files with 14 additions and 4 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2006-07-20 Tim-Philipp Müller <tim at centricular dot net>
* ext/alsa/gstalsamixerelement.c:
(gst_alsa_mixer_element_change_state):
Make state change fail if the specified device can't be opened
for some reason.
2006-07-20 Wim Taymans <wim@fluendo.com>
* gst/playback/test.c: (gen_video_element), (gen_audio_element),

11
ext/alsa/gstalsamixerelement.c
View file

@ -208,10 +208,13 @@ gst_alsa_mixer_element_change_state (GstElement * element,
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
if (!this->mixer) {
if (!this->device) {
this->mixer = gst_alsa_mixer_new ("default", GST_ALSA_MIXER_ALL);
} else {
this->mixer = gst_alsa_mixer_new (this->device, GST_ALSA_MIXER_ALL);
const gchar *device = (this->device) ? this->device : "default";
this->mixer = gst_alsa_mixer_new (device, GST_ALSA_MIXER_ALL);
if (!this->mixer) {
GST_ELEMENT_ERROR (element, RESOURCE, OPEN_READ_WRITE, (NULL),
("Failed to open alsa mixer device '%s'", device));
return GST_STATE_CHANGE_FAILURE;
}
}
break;