/** LibVisual.deinit() */ JNIEXPORT void JNICALL Java_org_libvisual_android_LibVisual_deinit(JNIEnv * env, jobject obj) { LOGI("LibVisual.deinit()"); if(visual_is_initialized()) visual_quit(); }
/** LibVisual.init() */ JNIEXPORT jboolean JNICALL Java_org_libvisual_android_LibVisual_init(JNIEnv * env, jobject obj) { if(visual_is_initialized()) return JNI_TRUE; LOGI("LibVisual.init(): %s", visual_get_version()); #ifndef NDEBUG /* endless loop to wait for debugger to attach */ int foo = 1; while(foo); #endif /* register VisLog handler to make it log to android logcat */ visual_log_set_handler(VISUAL_LOG_DEBUG, _log_handler, NULL); visual_log_set_handler(VISUAL_LOG_INFO, _log_handler, NULL); visual_log_set_handler(VISUAL_LOG_WARNING, _log_handler, NULL); visual_log_set_handler(VISUAL_LOG_CRITICAL, _log_handler, NULL); visual_log_set_handler(VISUAL_LOG_ERROR, _log_handler, NULL); visual_log_set_verbosity(VISUAL_LOG_DEBUG); /* initialize libvisual */ char *v[] = { "lvclient", NULL }; char **argv = v; int argc=1; visual_init(&argc, &argv); /* add our plugin search path */ visual_plugin_registry_add_path("/data/data/org.libvisual.android/lib"); return JNI_TRUE; }
/** LibVisualBitmapView.renderVisual() */ JNIEXPORT void JNICALL Java_org_libvisual_android_LibVisualBitmapView_renderVisual(JNIEnv * env, jobject obj, jobject bitmap, jint bin, jint video) { VisBin *b = (VisBin *) bin; VisVideo *bvideo = (VisVideo *) video; if(!visual_is_initialized() || !bvideo || !b || !b->input || !b->actor || !b->actvideo) { LOGE("Not initialized properly"); return; } /* start fps timing */ fps_startFrame(&_v.fps); /* run libvisual pipeline */ visual_bin_run(b); /* lock bitmap for drawing */ int ret; void *pixels; if ((ret = AndroidBitmap_lockPixels(env, bitmap, &pixels)) < 0) { LOGE("AndroidBitmap_lockPixels() failed ! error=%d", ret); } /* set buffer to pixels */ visual_video_set_buffer(bvideo, pixels); /* depth transform */ visual_video_convert_depth(bvideo, b->actvideo); /* unlock bitmap */ AndroidBitmap_unlockPixels(env, bitmap); /* stop fps timing */ fps_endFrame(&_v.fps); }
static gboolean plugin_init (GstPlugin * plugin) { guint i, count; VisList *list; GST_DEBUG_CATEGORY_INIT (libvisual_debug, "libvisual", 0, "libvisual audio visualisations"); #ifdef LIBVISUAL_PLUGINSBASEDIR gst_plugin_add_dependency_simple (plugin, "HOME/.libvisual/actor", LIBVISUAL_PLUGINSBASEDIR "/actor", NULL, GST_PLUGIN_DEPENDENCY_FLAG_NONE); #endif visual_log_set_verboseness (VISUAL_LOG_VERBOSENESS_LOW); visual_log_set_info_handler (libvisual_log_handler, (void *) GST_LEVEL_INFO); visual_log_set_warning_handler (libvisual_log_handler, (void *) GST_LEVEL_WARNING); visual_log_set_critical_handler (libvisual_log_handler, (void *) GST_LEVEL_ERROR); visual_log_set_error_handler (libvisual_log_handler, (void *) GST_LEVEL_ERROR); if (!visual_is_initialized ()) if (visual_init (NULL, NULL) != 0) return FALSE; list = visual_actor_get_list (); #if !defined(VISUAL_API_VERSION) count = visual_list_count (list); #elif VISUAL_API_VERSION >= 4000 && VISUAL_API_VERSION < 5000 count = visual_collection_size (VISUAL_COLLECTION (list)); #endif for (i = 0; i < count; i++) { VisPluginRef *ref = visual_list_get (list, i); VisPluginData *visplugin = NULL; gboolean skip = FALSE; GType type; gchar *name; GTypeInfo info = { sizeof (GstVisualClass), NULL, NULL, gst_visual_class_init, NULL, ref, sizeof (GstVisual), 0, NULL }; visplugin = visual_plugin_load (ref); if (ref->info->plugname == NULL) continue; /* Blacklist some plugins */ if (strcmp (ref->info->plugname, "gstreamer") == 0 || strcmp (ref->info->plugname, "gdkpixbuf") == 0) { skip = TRUE; } else { /* Ignore plugins that only support GL output for now */ skip = gst_visual_actor_plugin_is_gl (visplugin->info->plugin, visplugin->info->plugname); } visual_plugin_unload (visplugin); if (!skip) { name = g_strdup_printf ("GstVisual%s", ref->info->plugname); make_valid_name (name); type = g_type_register_static (GST_TYPE_VISUAL, name, &info, 0); g_free (name); name = g_strdup_printf ("libvisual_%s", ref->info->plugname); make_valid_name (name); if (!gst_element_register (plugin, name, GST_RANK_NONE, type)) { g_free (name); return FALSE; } g_free (name); } } return TRUE; }