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Commit 04637f3d authored by Niels Egberts's avatar Niels Egberts
Browse files

Document examples where a developer might use the APIs. 

Test: mmma frameworks/base/
Bug: 35767714

Change-Id: I845db36869b84a18e79d7fe28f10031cfe836617
parent 39608b85

core/java/android/speech/tts/SynthesisCallback.java

+3 −0
Original line number Original line Diff line number Diff line
@@ -151,6 +151,9 @@ public interface SynthesisCallback { 
     * listener ({@link UtteranceProgressListener#onRangeStart}) at the moment that frame has been

     * listener ({@link UtteranceProgressListener#onRangeStart}) at the moment that frame has been

     * reached by the playback head.

     * reached by the playback head.

     *

     *

     * <p>This information can be used by the client, for example, to highlight ranges of the text

     * while it is spoken.

     *

     * <p>The markerInFrames is a frame index into the audio for this synthesis request, i.e. into

     * <p>The markerInFrames is a frame index into the audio for this synthesis request, i.e. into

     * the concatenation of the audio bytes sent to audioAvailable for this synthesis request. The

     * the concatenation of the audio bytes sent to audioAvailable for this synthesis request. The

     * definition of a frame depends on the format given by {@link #start}. See {@link AudioFormat}

     * definition of a frame depends on the format given by {@link #start}. See {@link AudioFormat}

core/java/android/speech/tts/UtteranceProgressListener.java

+3 −0
Original line number Original line Diff line number Diff line
@@ -128,6 +128,9 @@ public abstract class UtteranceProgressListener { 
     * <p>This method is called when the audio is expected to start playing on the speaker. Note

     * <p>This method is called when the audio is expected to start playing on the speaker. Note

     * that this is different from {@link #onAudioAvailable} which is called as soon as the audio is

     * that this is different from {@link #onAudioAvailable} which is called as soon as the audio is

     * generated.

     * generated.



     * <p>This information can be used, for example, to highlight ranges of the text while it is

     * spoken.

     *

     *

     * <p>Only called if the engine supplies timing information by calling {@link

     * <p>Only called if the engine supplies timing information by calling {@link

     * SynthesisCallback#rangeStart(int, int, int)}.

     * SynthesisCallback#rangeStart(int, int, int)}.