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v4l: handle object out of the normal flow

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This commit is contained in:
Wim Taymans 2011-07-12 18:29:35 +01:00
parent 0dcf0aebb0
commit baa03a951b
1 changed files with 16 additions and 4 deletions
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20
sys/v4l2/gstv4l2object.c
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@ -2189,24 +2189,36 @@ gboolean
gst_v4l2_object_start_streaming (GstV4l2Object * v4l2object) gst_v4l2_object_start_streaming (GstV4l2Object * v4l2object)
{ {
if (v4l2_ioctl (v4l2object->video_fd, VIDIOC_STREAMON, if (v4l2_ioctl (v4l2object->video_fd, VIDIOC_STREAMON,
&(v4l2object->type)) < 0) { &(v4l2object->type)) < 0)
goto start_failed;
return TRUE;
/* ERRORS */
start_failed:
{
GST_ELEMENT_ERROR (v4l2object->element, RESOURCE, OPEN_READ, GST_ELEMENT_ERROR (v4l2object->element, RESOURCE, OPEN_READ,
(_("Error starting streaming on device '%s'."), v4l2object->videodev), (_("Error starting streaming on device '%s'."), v4l2object->videodev),
GST_ERROR_SYSTEM); GST_ERROR_SYSTEM);
return FALSE; return FALSE;
} }
return TRUE;
} }
gboolean gboolean
gst_v4l2_object_stop_streaming (GstV4l2Object * v4l2object) gst_v4l2_object_stop_streaming (GstV4l2Object * v4l2object)
{ {
if (v4l2_ioctl (v4l2object->video_fd, VIDIOC_STREAMOFF, if (v4l2_ioctl (v4l2object->video_fd, VIDIOC_STREAMOFF,
&(v4l2object->type)) < 0) { &(v4l2object->type)) < 0)
goto stop_failed;
return FALSE;
/* ERRORS */
stop_failed:
{
GST_ELEMENT_ERROR (v4l2object->element, RESOURCE, OPEN_READ, GST_ELEMENT_ERROR (v4l2object->element, RESOURCE, OPEN_READ,
(_("Error stopping streaming on device '%s'."), v4l2object->videodev), (_("Error stopping streaming on device '%s'."), v4l2object->videodev),
GST_ERROR_SYSTEM); GST_ERROR_SYSTEM);
return FALSE; return FALSE;
} }
return TRUE;
} }