Changeset 30698 for titan/titan/player.h

Timestamp:

10/25/14 13:12:34 (9 years ago)

Author:

obi

Message:

[mipsel] add changedvbdev after hyprid tuner switch

File:

• titan/titan/player.h (modified) (5 diffs)

titan/titan/player.h

@@ -810 +810 @@
 //              status.prefillbuffer = 1;
 
+//analyze_streams(data);
+
                 int count = 0;
                 m_gst_startpts = 0;
@@ -838 +840 @@
 {
 #ifdef EPLAYER4
+//      GstBus *bus;
+//      GstStateChangeReturn ret;
+//      gint flags;
         gst_init(&argc, &argv);
 #endif
@@ -845 +850 @@
 int gstbuscall(GstBus *bus, GstMessage *msg, CustomData *data)
 {
-
         int ret = 1;
         if(!pipeline) return 0;
@@ -863 +867 @@
                         break;
                 case GST_MESSAGE_STATE_CHANGED:
+                        debug(150, "gst message state changed");
                         if(GST_MESSAGE_SRC(msg) != GST_OBJECT(pipeline))
-                                break;
-
-                        GstState old_state, new_state;
-                        gst_message_parse_state_changed(msg, &old_state, &new_state, NULL);
-                
+                                break; 
+
+                        GstState old_state, new_state, pending_state;
+                        gst_message_parse_state_changed(msg, &old_state, &new_state, &pending_state);
+                        if(GST_MESSAGE_SRC(msg) == GST_OBJECT(pipeline))
+                        {
+                                if(new_state == GST_STATE_PLAYING)
+                                {
+                                        /* Once we are in the playing state, analyze the streams */
+                                        analyze_streams(data);
+                                }
+                        }
+
                         if(old_state == new_state) break;
         
@@ -2402 +2415 @@
 }
 
-#endif
+#ifdef EPLAYER4
+/* Extract some metadata from the streams and print it on the screen */
+static void analyze_streams(CustomData *data)
+{
+        gint i;
+        GstTagList *tags;
+        gchar *str;
+        guint rate;
+
+        /* Read some properties */
+        g_object_get(pipeline, "n-video", &data->n_video, NULL);
+        g_object_get(pipeline, "n-audio", &data->n_audio, NULL);
+        g_object_get(pipeline, "n-text", &data->n_text, NULL);
+
+        g_print("%d video stream(s), %d audio stream(s), %d text stream(s)\n", data->n_video, data->n_audio, data->n_text);
+
+        g_print ("\n");
+        for(i = 0; i < data->n_video; i++)
+        {
+                tags = NULL;
+                /* Retrieve the stream's video tags */
+                g_signal_emit_by_name(pipeline, "get-video-tags", i, &tags);
+                if(tags)
+                {
+                        g_print("video stream %d:\n", i);
+                        gst_tag_list_get_string(tags, GST_TAG_VIDEO_CODEC, &str);
+                        g_print("  codec: %s\n", str ? str : "unknown");
+                        g_free(str);
+                        gst_tag_list_free(tags);
+                }
+        }
+
+        g_print("\n");
+        for(i = 0; i < data->n_audio; i++)
+        {
+                tags = NULL;
+                g_signal_emit_by_name(pipeline, "get-audio-tags", i, &tags);
+                if(tags)
+                {
+                        /* Retrieve the stream's audio tags */
+                        g_print("audio stream %d:\n", i);
+                        if(gst_tag_list_get_string (tags, GST_TAG_AUDIO_CODEC, &str))
+                        {
+                                g_print("  codec: %s\n", str);
+                                g_free(str);
+                        }
+                        if(gst_tag_list_get_string (tags, GST_TAG_LANGUAGE_CODE, &str))
+                        {
+                                g_print("  language: %s\n", str);
+                                g_free(str);
+                        }
+                        if(gst_tag_list_get_uint (tags, GST_TAG_BITRATE, &rate))
+                        {
+                                g_print("  bitrate: %d\n", rate);
+                        }
+                        gst_tag_list_free(tags);
+                }
+        }
+
+        g_print("\n");
+        for(i = 0; i < data->n_text; i++)
+        {
+                tags = NULL;
+                /* Retrieve the stream's subtitle tags */
+                g_print("subtitle stream %d:\n", i);
+                g_signal_emit_by_name(pipeline, "get-text-tags", i, &tags);
+                if(tags)
+                {
+                        if(gst_tag_list_get_string (tags, GST_TAG_LANGUAGE_CODE, &str))
+                        {
+                                g_print("  language: %s\n", str);
+                                g_free(str);
+                        }
+                        gst_tag_list_free(tags);
+                }
+                else
+                {
+                        g_print("  no tags found\n");
+                }
+        }
+
+        g_object_get(pipeline, "current-video", &data->current_video, NULL);
+        g_object_get(pipeline, "current-audio", &data->current_audio, NULL);
+        g_object_get(pipeline, "current-text", &data->current_text, NULL);
+
+        g_print("\n");
+        g_print("Currently playing video stream %d, audio stream %d and subtitle stream %d\n", data->current_video, data->current_audio, data->current_text);
+        g_print("Type any number and hit ENTER to select a different subtitle stream\n");
+}
+#endif
+
+#endif