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Original commit message from CVS:
close device if opening fails, and don't use audio if nothing was set (patch by sjoerd@luon.net)
This commit is contained in:
Sjoerd Simons 2003-03-01 13:12:41 +00:00 committed by Ronald S. Bultje
parent b1972de393
commit 6581670631
2 changed files with 19 additions and 10 deletions
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27
sys/v4l/gstv4lelement.c
View file

@ -244,7 +244,7 @@ gst_v4lelement_init (GstV4lElement *v4lelement)
v4lelement->frequency = 0;
v4lelement->mute = FALSE;
v4lelement->mute = -1;
v4lelement->volume = -1;
v4lelement->mode = -1;
@ -555,22 +555,23 @@ gst_v4lelement_change_state (GstElement *element)
if (!gst_v4l_open(v4lelement))
return GST_STATE_FAILURE;
g_signal_emit(G_OBJECT(v4lelement),
gst_v4lelement_signals[SIGNAL_OPEN], 0,
v4lelement->videodev);
/* now, sync options */
if (v4lelement->norm >= VIDEO_MODE_PAL &&
v4lelement->norm < VIDEO_MODE_AUTO &&
v4lelement->channel >= 0)
{
if (!gst_v4l_set_chan_norm(v4lelement, v4lelement->channel, v4lelement->norm))
if (!gst_v4l_set_chan_norm(v4lelement, v4lelement->channel,
v4lelement->norm)) {
gst_v4l_close(v4lelement);
return GST_STATE_FAILURE;
}
}
if (v4lelement->frequency > 0 && gst_v4l_has_tuner(v4lelement))
{
if (!gst_v4l_set_frequency(v4lelement, v4lelement->frequency))
if (!gst_v4l_set_frequency(v4lelement, v4lelement->frequency)) {
gst_v4l_close(v4lelement);
return GST_STATE_FAILURE;
}
}
for (n=V4L_AUDIO_VOLUME;n<=V4L_AUDIO_MODE;n++)
{
@ -583,8 +584,10 @@ gst_v4lelement_change_state (GstElement *element)
}
if (temp >= 0 && gst_v4l_has_audio(v4lelement))
{
if (!gst_v4l_set_audio(v4lelement, n, temp))
if (!gst_v4l_set_audio(v4lelement, n, temp)) {
gst_v4l_close(v4lelement);
return GST_STATE_FAILURE;
}
}
}
for (n=V4L_PICTURE_HUE;n<=V4L_PICTURE_SATURATION;n++)
@ -599,10 +602,16 @@ gst_v4lelement_change_state (GstElement *element)
}
if (temp >= 0)
{
if (!gst_v4l_set_picture(v4lelement, n, temp))
if (!gst_v4l_set_picture(v4lelement, n, temp)) {
gst_v4l_close(v4lelement);
return GST_STATE_FAILURE;
}
}
}
g_signal_emit(G_OBJECT(v4lelement),
gst_v4lelement_signals[SIGNAL_OPEN], 0,
v4lelement->videodev);
}
break;
case GST_STATE_READY_TO_NULL:

2
sys/v4l/gstv4lelement.h
View file

@ -69,7 +69,7 @@ struct _GstV4lElement {
gint channel;
gint norm;
gulong frequency;
gboolean mute;
gint8 mute;
gint volume;
gint mode;
gint brightness;