コード例 #1
0
ファイル: libvisual.cpp プロジェクト: jsatt/Pana-Audio-Player
    static uint
    render()
    {
        /* On depth change */
        if( visual_bin_depth_changed( bin ) )
        {
            SDL::lock();

            pluginIsGL = (visual_bin_get_depth( bin ) == VISUAL_VIDEO_DEPTH_GL);

            SDL::create( SDL::screen->w, SDL::screen->h );
            visual_bin_sync( bin, true );

            SDL::unlock();
        }

        long ticks = -SDL_GetTicks();

        if( pluginIsGL )
        {
            visual_bin_run( bin );

            SDL_GL_SwapBuffers();

        } else {

            SDL::lock();

            visual_video_set_buffer( video, SDL::screen->pixels );
            visual_bin_run( bin );

            SDL::unlock();

            Vis::pal = visual_bin_get_palette( bin );
            SDL::set_pal();

            SDL_Flip( SDL::screen );
        }

        ticks += SDL_GetTicks();
        return ticks;
    }
コード例 #2
0
/** 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);
}
コード例 #3
0
ファイル: lv-tool.cpp プロジェクト: Starlon/LibVisualAndroid
int main (int argc, char **argv)
{
    // print warm welcome
    std::cerr << argv[0] << " v0.1\n";

    // initialize libvisual once (this is meant to be called only once,
    // visual_init() after visual_quit() results in undefined state)
    visual_log_set_verbosity(VISUAL_LOG_DEBUG);
    visual_init (&argc, &argv);

    try {
        // parse commandline arguments
        if (_parse_args(argc, argv) != EXIT_SUCCESS)
            throw std::runtime_error ("Failed to parse arguments");

        // create new VisBin for video output
        VisBin *bin = visual_bin_new();
        visual_bin_set_supported_depth(bin, VISUAL_VIDEO_DEPTH_ALL);
        visual_bin_switch_set_style(bin, VISUAL_SWITCH_STYLE_MORPH);

        // initialize actor plugin
        std::cerr << "Loading actor '" << actor_name << "'...\n";
        VisActor *actor = visual_actor_new (actor_name.c_str ());
        if (!actor)
            throw std::runtime_error ("Failed to load actor '" + actor_name + "'");

        // Set random seed
        if (have_seed) {
            VisPluginData    *plugin_data = visual_actor_get_plugin(actor);
            VisRandomContext *r_context   = visual_plugin_get_random_context (plugin_data);

            visual_random_context_set_seed (r_context, seed);
            seed++;
        }

        // initialize input plugin
        std::cerr << "Loading input '" << input_name << "'...\n";
        VisInput *input = visual_input_new(input_name.c_str());
        if (!input) {
            throw std::runtime_error ("Failed to load input '" + input_name + "'");
        }

        // Pick the best display depth

        int depthflag = visual_actor_get_supported_depth (actor);

        VisVideoDepth depth;

        if (depthflag == VISUAL_VIDEO_DEPTH_GL) {
            depth = visual_video_depth_get_highest (depthflag);
        }
        else {
            depth = visual_video_depth_get_highest_nogl (depthflag);
        }

        visual_bin_set_depth (bin, depth);

        VisVideoAttributeOptions const* vidoptions =
            visual_actor_get_video_attribute_options(actor);

        // initialize display
        SADisplay display (driver_name);

        // create display
        display.create(depth, vidoptions, width, height, true);

        VisVideo *video = display.get_video();
        if(!video)
            throw std::runtime_error("Failed to get VisVideo from display");

        // put it all together
        visual_bin_connect(bin, actor, input);
        visual_bin_set_video(bin, video);
        visual_bin_realize(bin);
        visual_bin_sync(bin, FALSE);
        visual_bin_depth_changed(bin);

        // get a queue to handle events
        VisEventQueue localqueue;

        // main loop
        bool running = true;
        bool visible = true;

        while (running)
        {
            LV::Event ev;

            // Handle all events
            display.drain_events(localqueue);

            LV::EventQueue* pluginqueue = visual_plugin_get_eventqueue(visual_actor_get_plugin (bin->actor));

            while (localqueue.poll(ev))
            {
                if(ev.type != VISUAL_EVENT_RESIZE)
                    pluginqueue->add (ev);

                switch (ev.type)
                {
                    case VISUAL_EVENT_PARAM:
                    {
                        break;
                    }

                    case VISUAL_EVENT_RESIZE:
                    {
                        display.lock();
                        width = ev.event.resize.width;
                        height = ev.event.resize.height;
                        display.create(depth, vidoptions, width, height, true);
                        video = display.get_video ();

                        visual_bin_set_video (bin, video);
                        visual_actor_video_negotiate (bin->actor, depth, FALSE, FALSE);

                        display.unlock();
                        break;
                    }

                    case VISUAL_EVENT_MOUSEMOTION:
                    {
                        break;
                    }

                    case VISUAL_EVENT_MOUSEBUTTONDOWN:
                    {
                        // switch to next actor
                        v_cycleActor(1);
                        v_cycleMorph();

                        visual_bin_set_morph_by_name(bin, morph_name.c_str());
                        visual_bin_switch_actor_by_name(bin, actor_name.c_str());

                        // get new actor
                        actor = visual_bin_get_actor(bin);

                        // handle depth of new actor
                        depthflag = visual_actor_get_supported_depth(actor);
                        if (depthflag == VISUAL_VIDEO_DEPTH_GL)
                        {
                            visual_bin_set_depth(bin, VISUAL_VIDEO_DEPTH_GL);
                        }
                        else
                        {
                            depth = visual_video_depth_get_highest(depthflag);
                            if ((bin->depthflag & depth) > 0)
                                visual_bin_set_depth(bin, depth);
                            else
                                visual_bin_set_depth(bin, visual_video_depth_get_highest_nogl(bin->depthflag));
                        }
                        bin->depthforcedmain = bin->depth;
                        break;
                    }

                    case VISUAL_EVENT_MOUSEBUTTONUP:
                    {
                        break;
                    }

                    case VISUAL_EVENT_KEYDOWN:
                    {
                        switch(ev.event.keyboard.keysym.sym)
                        {
                            case VKEY_ESCAPE:
                            {
                                running = false;
                                break;
                            }

                            case VKEY_TAB:
                            {
                                break;
                            }

                            default:
                                break;
                        }

                        break;
                    }

                    case VISUAL_EVENT_KEYUP:
                    {
                        break;
                    }

                    case VISUAL_EVENT_QUIT:
                    {
                        running = FALSE;
                        break;
                    }

                    case VISUAL_EVENT_VISIBILITY:
                    {
                        visible = ev.event.visibility.is_visible;
                        break;
                    }

                    default:
                    {
                        break;
                    }
                }
            }

            if (visual_bin_depth_changed(bin))
            {
                display.lock();
                display.create(depth, vidoptions, width, height, true);
                VisVideo *video = display.get_video();
                visual_bin_set_video(bin, video);
                visual_bin_sync(bin, TRUE);
                display.unlock();
            }

            // Do a run cycle
            if (!visible)
                continue;

            display.lock();
            visual_bin_run(bin);
            display.unlock();
            display.update_all();
            display.set_fps_limit(framerate);
        }
    }
    catch (std::exception& error) {
        std::cerr << error.what () << std::endl;
    }

    //printf ("Total frames: %d, average fps: %f\n", display_fps_total (display), display_fps_average (display));

    visual_quit ();

    return EXIT_SUCCESS;
}