Merge "Public API for LoudnessEnhancer audio effect" into klp-dev (2a07bde6) · Commits · e / os / android_frameworks_base

api/current.txt

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -13641,6 +13641,12 @@ package android.media.audiofx {
	field public short numBands;		field public short numBands;
	}		}

			public class LoudnessEnhancer extends android.media.audiofx.AudioEffect {
			method public float getTargetGain() throws java.lang.IllegalArgumentException, java.lang.IllegalStateException, java.lang.UnsupportedOperationException;
			method public void setTargetGain(int) throws java.lang.IllegalArgumentException, java.lang.IllegalStateException, java.lang.UnsupportedOperationException;
			field public static final int PARAM_TARGET_GAIN_MB = 0; // 0x0
			}

	public class NoiseSuppressor extends android.media.audiofx.AudioEffect {		public class NoiseSuppressor extends android.media.audiofx.AudioEffect {
	method public static android.media.audiofx.NoiseSuppressor create(int);		method public static android.media.audiofx.NoiseSuppressor create(int);
	method public static boolean isAvailable();		method public static boolean isAvailable();

media/java/android/media/audiofx/LoudnessEnhancer.java

+1 −12

Original line number	Original line	Diff line number	Diff line
	@@ -25,8 +25,6 @@ import java.util.StringTokenizer;


	/**		/**
	* @hide
	* CANDIDATE FOR PUBLIC API
	* LoudnessEnhancer is an audio effect for increasing audio loudness.		* LoudnessEnhancer is an audio effect for increasing audio loudness.
	* The processing is parametrized by a target gain value, which determines the maximum amount		* The processing is parametrized by a target gain value, which determines the maximum amount
	* by which an audio signal will be amplified; signals amplified outside of the sample		* by which an audio signal will be amplified; signals amplified outside of the sample
	@@ -45,8 +43,6 @@ public class LoudnessEnhancer extends AudioEffect {
	// These parameter constants must be synchronized with those in		// These parameter constants must be synchronized with those in
	// /system/media/audio_effects/include/audio_effects/effect_loudnessenhancer.h		// /system/media/audio_effects/include/audio_effects/effect_loudnessenhancer.h
	/**		/**
	* @hide
	* CANDIDATE FOR PUBLIC API
	* The maximum gain applied applied to the signal to process.		* The maximum gain applied applied to the signal to process.
	* It is expressed in millibels (100mB = 1dB) where 0mB corresponds to no amplification.		* It is expressed in millibels (100mB = 1dB) where 0mB corresponds to no amplification.
	*/		*/
	@@ -70,7 +66,6 @@ public class LoudnessEnhancer extends AudioEffect {

	/**		/**
	* @hide		* @hide
	* CANDIDATE FOR PUBLIC API
	* Class constructor.		* Class constructor.
	* @param audioSession system-wide unique audio session identifier. The LoudnessEnhancer		* @param audioSession system-wide unique audio session identifier. The LoudnessEnhancer
	* will be attached to the MediaPlayer or AudioTrack in the same audio session.		* will be attached to the MediaPlayer or AudioTrack in the same audio session.
	@@ -92,7 +87,7 @@ public class LoudnessEnhancer extends AudioEffect {

	/**		/**
	* @hide		* @hide
	* Class constructor.		* Class constructor for the LoudnessEnhancer audio effect.
	* @param priority the priority level requested by the application for controlling the		* @param priority the priority level requested by the application for controlling the
	* LoudnessEnhancer engine. As the same engine can be shared by several applications,		* LoudnessEnhancer engine. As the same engine can be shared by several applications,
	* this parameter indicates how much the requesting application needs control of effect		* this parameter indicates how much the requesting application needs control of effect
	@@ -117,8 +112,6 @@ public class LoudnessEnhancer extends AudioEffect {
	}		}

	/**		/**
	* @hide
	* CANDIDATE FOR PUBLIC API
	* Set the target gain for the audio effect.		* Set the target gain for the audio effect.
	* The target gain is the maximum value by which a sample value will be amplified when the		* The target gain is the maximum value by which a sample value will be amplified when the
	* effect is enabled.		* effect is enabled.
	@@ -133,8 +126,6 @@ public class LoudnessEnhancer extends AudioEffect {
	}		}

	/**		/**
	* @hide
	* CANDIDATE FOR PUBLIC API
	* Return the target gain.		* Return the target gain.
	* @return the effect target gain expressed in mB.		* @return the effect target gain expressed in mB.
	* @throws IllegalStateException		* @throws IllegalStateException
	@@ -155,8 +146,6 @@ public class LoudnessEnhancer extends AudioEffect {
	*/		*/
	public interface OnParameterChangeListener {		public interface OnParameterChangeListener {
	/**		/**
	* @hide
	* CANDIDATE FOR PUBLIC API
	* Method called when a parameter value has changed. The method is called only if the		* Method called when a parameter value has changed. The method is called only if the
	* parameter was changed by another application having the control of the same		* parameter was changed by another application having the control of the same
	* LoudnessEnhancer engine.		* LoudnessEnhancer engine.