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camerabin: Set camerasrc to READY state instead of PAUSED when acquiring allowed caps

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This commit is contained in:
Tommi Myöhänen 2009-07-30 14:17:59 +03:00 committed by Stefan Kost
parent 43b56d41c5
commit 89788ddc1f
1 changed files with 6 additions and 9 deletions
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15
gst/camerabin/gstcamerabin.c
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@ -1095,7 +1095,6 @@ gst_camerabin_get_allowed_input_caps (GstCameraBin * camera)
GstCaps *caps = NULL;
GstPad *pad = NULL, *peer_pad = NULL;
GstState state;
gboolean temp_videosrc_pause = FALSE;
GstElement *videosrc;
g_return_val_if_fail (camera != NULL, NULL);
@ -1121,27 +1120,25 @@ gst_camerabin_get_allowed_input_caps (GstCameraBin * camera)
state = GST_STATE (videosrc);
/* Make this function work also in READY and NULL state */
if (state == GST_STATE_READY || state == GST_STATE_NULL) {
GST_DEBUG_OBJECT (camera, "setting videosrc to paused temporarily");
temp_videosrc_pause = TRUE;
/* Make this function work also in NULL state */
if (state == GST_STATE_NULL) {
GST_DEBUG_OBJECT (camera, "setting videosrc to ready temporarily");
peer_pad = gst_pad_get_peer (pad);
if (peer_pad) {
gst_pad_unlink (pad, peer_pad);
}
/* Set videosrc to PAUSED to open video device */
/* Set videosrc to READY to open video device */
gst_element_set_locked_state (videosrc, TRUE);
gst_element_set_state (videosrc, GST_STATE_PAUSED);
gst_element_set_state (videosrc, GST_STATE_READY);
}
camera->allowed_caps = gst_pad_get_caps (pad);
/* Restore state and re-link if necessary */
if (temp_videosrc_pause) {
if (state == GST_STATE_NULL) {
GST_DEBUG_OBJECT (camera, "restoring videosrc state %d", state);
/* Reset videosrc to NULL state, some drivers seem to need this */
gst_element_set_state (videosrc, GST_STATE_NULL);
gst_element_set_state (videosrc, state);
if (peer_pad) {
gst_pad_link (pad, peer_pad);
gst_object_unref (peer_pad);