// dummy audio device /** * The JavaSoundAudioDevice implements an audio device by using the * JavaSound API. * * @since 0.0.8 * @author Mat McGowan */ public class AudioDevice { /** * Prepares the AudioDevice for playback of audio samples. * * @param decoder * The decoder that will be providing the audio samples. * * If the audio device is already open, this method returns silently. * */ public void open(Decoder decoder) throws JavaLayerException { } /** * Retrieves the open state of this audio device. * * @return true if this audio device is open and playing audio * samples, or false otherwise. */ public boolean isOpen() { return true; } /** * Writes a number of samples to this AudioDevice. * * @param samples * The array of signed 16-bit samples to write to the audio device. * @param offs * The offset of the first sample. * @param len * The number of samples to write. * * This method may return prior to the samples actually being played * by the audio device. */ public void write(short[] samples, int offs, int len) throws JavaLayerException { } /** * Closes this audio device. Any currently playing audio is stopped as soon as * possible. Any previously written audio data that has not been heard is * discarded. * * The implementation should ensure that any threads currently blocking on the * device (e.g. during a write or flush operation * should be unblocked by this method. */ public void close() { } /** * Blocks until all audio samples previously written to this audio device have * been heard. */ public void flush() { } /** * Retrieves the current playback position in milliseconds. */ public int getPosition() { return 0; } }