Implement pause/resume functionality to MediaRecorder (83995063) · Commits · e / os / android_frameworks_base

media/java/android/media/MediaRecorder.java

+26 −0

Original line number	Diff line number	Diff line
		@@ -806,6 +806,32 @@ public class MediaRecorder
		*/
		public native void stop() throws IllegalStateException;

		/**
		* Pauses recording. Call this after start(). You may resume recording
		* with resume() without reconfiguration, as opposed to stop(). It does
		* nothing if the recording is already paused.
		*
		* When the recording is paused and resumed, the resulting output would
		* be as if nothing happend during paused period, immediately switching
		* to the resumed scene.
		*
		* @throws IllegalStateException if it is called before start() or after
		* stop()
		* {@hide}
		*/
		public native void pause() throws IllegalStateException;

		/**
		* Resumes recording. Call this after start(). It does nothing if the
		* recording is not paused.
		*
		* @throws IllegalStateException if it is called before start() or after
		* stop()
		* @see android.media.MediaRecorder#pause
		* {@hide}
		*/
		public native void resume() throws IllegalStateException;

		/**
		* Restarts the MediaRecorder to its idle state. After calling
		* this method, you will have to configure it again as if it had just been

+18 −0

Original line number	Diff line number	Diff line
		@@ -398,6 +398,22 @@ android_media_MediaRecorder_stop(JNIEnv *env, jobject thiz)
		process_media_recorder_call(env, mr->stop(), "java/lang/RuntimeException", "stop failed.");
		}

		static void
		android_media_MediaRecorder_pause(JNIEnv *env, jobject thiz)
		{
		ALOGV("pause");
		sp<MediaRecorder> mr = getMediaRecorder(env, thiz);
		process_media_recorder_call(env, mr->pause(), "java/lang/RuntimeException", "pause failed.");
		}

		static void
		android_media_MediaRecorder_resume(JNIEnv *env, jobject thiz)
		{
		ALOGV("resume");
		sp<MediaRecorder> mr = getMediaRecorder(env, thiz);
		process_media_recorder_call(env, mr->resume(), "java/lang/RuntimeException", "resume failed.");
		}

		static void
		android_media_MediaRecorder_native_reset(JNIEnv *env, jobject thiz)
		{
		@@ -528,6 +544,8 @@ static const JNINativeMethod gMethods[] = {
		{"getMaxAmplitude", "()I", (void *)android_media_MediaRecorder_native_getMaxAmplitude},
		{"start", "()V", (void *)android_media_MediaRecorder_start},
		{"stop", "()V", (void *)android_media_MediaRecorder_stop},
		{"pause", "()V", (void *)android_media_MediaRecorder_pause},
		{"resume", "()V", (void *)android_media_MediaRecorder_resume},
		{"native_reset", "()V", (void *)android_media_MediaRecorder_native_reset},
		{"release", "()V", (void *)android_media_MediaRecorder_release},
		{"native_init", "()V", (void *)android_media_MediaRecorder_native_init},