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  /frameworks/av/media/libmedia/
Visualizer.cpp 20 #define LOG_TAG "Visualizer"
27 #include <media/Visualizer.h>
35 Visualizer::Visualizer (const String16& opPackageName,
52 Visualizer::~Visualizer()
54 ALOGV("Visualizer::~Visualizer()");
59 void Visualizer::release()
61 ALOGV("Visualizer::release()")
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  /frameworks/av/media/libmedia/include/media/
Visualizer.h 25 * The Visualizer class enables application to retrieve part of the currently playing audio for
28 * of the visualizer requires the permission android.permission.RECORD_AUDIO.
46 * Before capturing data, the Visualizer must be enabled by calling the setEnabled() method.
47 * When data capture is not needed any more, the Visualizer should be disabled.
55 class Visualizer: public AudioEffect {
68 Visualizer(const String16& opPackageName,
74 ~Visualizer();
102 // must be called when the visualizer is not enabled
150 CaptureThread(Visualizer* visualizer, uint32_t captureRate, bool bCanCallJava = false)
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  /development/samples/ApiDemos/src/com/example/android/apis/media/
AudioFxDemo.java 31 import android.media.audiofx.Visualizer;
50 private Visualizer mVisualizer;
78 // Make sure the visualizer is enabled only when you actually want to receive data, and
83 // setupVisualizerFxAndUI because we likely want to have more, non-Visualizer related code
172 // Create the Visualizer object and attach it to our media player.
173 mVisualizer = new Visualizer(mMediaPlayer.getAudioSessionId());
174 mVisualizer.setCaptureSize(Visualizer.getCaptureSizeRange()[1]);
175 mVisualizer.setDataCaptureListener(new Visualizer.OnDataCaptureListener() {
176 public void onWaveFormDataCapture(Visualizer visualizer, byte[] bytes
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