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camerabin: allow mode parameter setting in NULL state

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This commit is contained in:
Tommi Myöhänen 2009-08-21 09:14:31 +03:00 committed by René Stadler
parent dacdd5d6c9
commit dc267be4f7
1 changed files with 23 additions and 17 deletions
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40
gst/camerabin/gstcamerabin.c
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@ -947,30 +947,36 @@ static void
gst_camerabin_change_mode (GstCameraBin * camera, gint mode)
{
if (camera->mode != mode || !camera->active_bin) {
GstState state;
GST_DEBUG_OBJECT (camera, "setting mode: %d (old_mode=%d)",
mode, camera->mode);
/* Interrupt ongoing capture */
gst_camerabin_do_stop (camera);
camera->mode = mode;
if (camera->active_bin) {
GST_DEBUG_OBJECT (camera, "stopping active bin");
gst_element_set_state (camera->active_bin, GST_STATE_READY);
}
if (camera->mode == MODE_IMAGE) {
GstStateChangeReturn state_ret;
camera->active_bin = camera->imgbin;
state_ret = gst_element_set_state (camera->active_bin, GST_STATE_PAUSED);
if (state_ret == GST_STATE_CHANGE_FAILURE) {
GST_WARNING_OBJECT (camera, "state change failed");
gst_element_set_state (camera->active_bin, GST_STATE_NULL);
camera->active_bin = NULL;
gst_element_get_state (GST_ELEMENT (camera), &state, NULL, 0);
if (state == GST_STATE_PAUSED || state == GST_STATE_PLAYING) {
if (camera->active_bin) {
GST_DEBUG_OBJECT (camera, "stopping active bin");
gst_element_set_state (camera->active_bin, GST_STATE_READY);
}
} else if (camera->mode == MODE_VIDEO) {
camera->active_bin = camera->vidbin;
if (camera->mode == MODE_IMAGE) {
GstStateChangeReturn state_ret;
camera->active_bin = camera->imgbin;
state_ret =
gst_element_set_state (camera->active_bin, GST_STATE_PAUSED);
if (state_ret == GST_STATE_CHANGE_FAILURE) {
GST_WARNING_OBJECT (camera, "state change failed");
gst_element_set_state (camera->active_bin, GST_STATE_NULL);
camera->active_bin = NULL;
}
} else if (camera->mode == MODE_VIDEO) {
camera->active_bin = camera->vidbin;
}
gst_camerabin_reset_to_view_finder (camera);
}
gst_camerabin_reset_to_view_finder (camera);
}
}