43     preview, GstCaps * caps);
234     preview)  in gst_camerabin_destroy_preview_pipeline()
236   g_return_if_fail (preview != NULL);  in gst_camerabin_destroy_preview_pipeline()
238   g_mutex_clear (&preview->processing_lock);  in gst_camerabin_destroy_preview_pipeline()
239   g_cond_clear (&preview->processing_cond);  in gst_camerabin_destroy_preview_pipeline()
241   if (preview->pipeline) {  in gst_camerabin_destroy_preview_pipeline()
244     gst_element_set_state (preview->pipeline, GST_STATE_NULL);  in gst_camerabin_destroy_preview_pipeline()
246     bus = gst_pipeline_get_bus (GST_PIPELINE (preview->pipeline));  in gst_camerabin_destroy_preview_pipeline()
250     gst_object_unref (preview->pipeline);  in gst_camerabin_destroy_preview_pipeline()
252   g_free (preview);  in gst_camerabin_destroy_preview_pipeline()
266 gst_camerabin_preview_pipeline_post (GstCameraBinPreviewPipelineData * preview,  in gst_camerabin_preview_pipeline_post()  argument
269   g_return_val_if_fail (preview != NULL, FALSE);  in gst_camerabin_preview_pipeline_post()
270   g_return_val_if_fail (preview->pipeline != NULL, FALSE);  in gst_camerabin_preview_pipeline_post()
273   g_mutex_lock (&preview->processing_lock);  in gst_camerabin_preview_pipeline_post()
274   g_return_val_if_fail (preview->pipeline != NULL, FALSE);  in gst_camerabin_preview_pipeline_post()
276   if (preview->pending_preview_caps) {  in gst_camerabin_preview_pipeline_post()
277     if (preview->processing > 0) {  in gst_camerabin_preview_pipeline_post()
278       g_cond_wait (&preview->processing_cond, &preview->processing_lock);  in gst_camerabin_preview_pipeline_post()
280     _gst_camerabin_preview_set_caps (preview, preview->pending_preview_caps);  in gst_camerabin_preview_pipeline_post()
281     gst_caps_replace (&preview->pending_preview_caps, NULL);  in gst_camerabin_preview_pipeline_post()
284   preview->processing++;  in gst_camerabin_preview_pipeline_post()
286   g_object_set (preview->appsrc, "caps", gst_sample_get_caps (sample), NULL);  in gst_camerabin_preview_pipeline_post()
287   gst_app_src_push_buffer ((GstAppSrc *) preview->appsrc,  in gst_camerabin_preview_pipeline_post()
290   g_mutex_unlock (&preview->processing_lock);  in gst_camerabin_preview_pipeline_post()
296 _gst_camerabin_preview_set_caps (GstCameraBinPreviewPipelineData * preview,  in _gst_camerabin_preview_set_caps()  argument
302   g_return_if_fail (preview != NULL);  in _gst_camerabin_preview_set_caps()
303   g_return_if_fail (preview->pipeline != NULL);  in _gst_camerabin_preview_set_caps()
305   ret = gst_element_get_state (preview->pipeline, &state, &pending, 0);  in _gst_camerabin_preview_set_caps()
311   gst_element_set_state (preview->pipeline, GST_STATE_NULL);  in _gst_camerabin_preview_set_caps()
312   g_object_set (preview->appsink, "caps", caps, NULL);  in _gst_camerabin_preview_set_caps()
315   gst_element_set_state (preview->pipeline, state);  in _gst_camerabin_preview_set_caps()
327 gst_camerabin_preview_set_caps (GstCameraBinPreviewPipelineData * preview,  in gst_camerabin_preview_set_caps()  argument
330   g_return_if_fail (preview != NULL);  in gst_camerabin_preview_set_caps()
332   g_mutex_lock (&preview->processing_lock);  in gst_camerabin_preview_set_caps()
334   if (preview->processing == 0) {  in gst_camerabin_preview_set_caps()
335     _gst_camerabin_preview_set_caps (preview, caps);  in gst_camerabin_preview_set_caps()
338     gst_caps_replace (&preview->pending_preview_caps, caps);  in gst_camerabin_preview_set_caps()
340   g_mutex_unlock (&preview->processing_lock);  in gst_camerabin_preview_set_caps()
353 gst_camerabin_preview_set_filter (GstCameraBinPreviewPipelineData * preview,  in gst_camerabin_preview_set_filter()  argument
359   g_return_val_if_fail (preview != NULL, FALSE);  in gst_camerabin_preview_set_filter()
363   g_mutex_lock (&preview->processing_lock);  in gst_camerabin_preview_set_filter()
365   gst_element_get_state (preview->pipeline, &current, NULL, 0);  in gst_camerabin_preview_set_filter()
367   if (preview->processing == 0 && current == GST_STATE_NULL) {  in gst_camerabin_preview_set_filter()
370     if (preview->filter) {  in gst_camerabin_preview_set_filter()
372       gst_element_unlink (preview->appsrc, preview->filter);  in gst_camerabin_preview_set_filter()
373       gst_element_unlink (preview->filter, preview->vscale);  in gst_camerabin_preview_set_filter()
374       gst_bin_remove (GST_BIN (preview->pipeline), preview->filter);  in gst_camerabin_preview_set_filter()
377       gst_element_unlink (preview->appsrc, preview->vscale);  in gst_camerabin_preview_set_filter()
382       gst_bin_add (GST_BIN (preview->pipeline), gst_object_ref (filter));  in gst_camerabin_preview_set_filter()
385           GST_PAD_LINK_FAILED (gst_element_link_pads_full (preview->appsrc,  in gst_camerabin_preview_set_filter()
390               preview->vscale, "sink", GST_PAD_LINK_CHECK_CAPS));  in gst_camerabin_preview_set_filter()
394           GST_PAD_LINK_FAILED (gst_element_link_pads_full (preview->appsrc,  in gst_camerabin_preview_set_filter()
395               "src", preview->vscale, "sink", GST_PAD_LINK_CHECK_NOTHING));  in gst_camerabin_preview_set_filter()
403       preview->filter = filter;  in gst_camerabin_preview_set_filter()
409   g_mutex_unlock (&preview->processing_lock);  in gst_camerabin_preview_set_filter()