MediaRecorder: add getSurface() api and SURFACE video source (83cc994b) · Commits · e / os / android_frameworks_base

api/current.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -13188,6 +13188,7 @@ package android.media {
		ctor public MediaRecorder();
		method public static final int getAudioSourceMax();
		method public int getMaxAmplitude() throws java.lang.IllegalStateException;
		method public android.view.Surface getSurface();
		method public void prepare() throws java.io.IOException, java.lang.IllegalStateException;
		method public void release();
		method public void reset();
		@@ -13272,6 +13273,7 @@ package android.media {
		public final class MediaRecorder.VideoSource {
		field public static final int CAMERA = 1; // 0x1
		field public static final int DEFAULT = 0; // 0x0
		field public static final int SURFACE = 2; // 0x2
		}

		public class MediaRouter {

+28 −3

Original line number	Diff line number	Diff line
		@@ -123,6 +123,18 @@ public class MediaRecorder
		*/
		public native void setCamera(Camera c);

		/**
		* Gets the surface to record from when using SURFACE video source.
		* <p>
		* Should only be called after prepare(). Frames rendered before start()
		* will be discarded.
		* </p>
		* @throws IllegalStateException if it is called before prepare(), after
		* stop() or is called when VideoSource is not set to SURFACE.
		* @see android.media.MediaRecorder.VideoSource
		*/
		public native Surface getSurface();

		/**
		* Sets a Surface to show a preview of recorded media (video). Calls this
		* before prepare() to make sure that the desirable preview display is
		@@ -225,10 +237,23 @@ public class MediaRecorder
		*/
		private VideoSource() {}
		public static final int DEFAULT = 0;
		/** Camera video source */
		/** Camera video source
		* <p>
		* Using android.hardware.Camera as video source.
		* </p>
		*/
		public static final int CAMERA = 1;
		/** @hide */
		public static final int GRALLOC_BUFFER = 2;
		/** Surface video source
		* <p>
		* Using a Surface as video source.
		* </p><p>
		* This flag must be used when recording from an
		* android.hardware.camera2.CameraDevice source.
		* </p><p>
		* When using this video source type, use {@link MediaRecorder#getSurface()}
		* to retrieve the surface created by MediaRecorder.
		*/
		public static final int SURFACE = 2;
		}

		/**

+21 −0

Original line number	Diff line number	Diff line
		@@ -344,6 +344,26 @@ android_media_MediaRecorder_native_getMaxAmplitude(JNIEnv *env, jobject thiz)
		return result;
		}

		static jobject
		android_media_MediaRecorder_getSurface(JNIEnv *env, jobject thiz)
		{
		ALOGV("getSurface");
		sp<MediaRecorder> mr = getMediaRecorder(env, thiz);

		sp<IGraphicBufferProducer> bufferProducer = mr->querySurfaceMediaSourceFromMediaServer();
		if (bufferProducer == NULL) {
		jniThrowException(
		env,
		"java/lang/IllegalStateException",
		"failed to get surface");
		return NULL;
		}

		// Wrap the IGBP in a Java-language Surface.
		return android_view_Surface_createFromIGraphicBufferProducer(env,
		bufferProducer);
		}

		static void
		android_media_MediaRecorder_start(JNIEnv *env, jobject thiz)
		{
		@@ -470,6 +490,7 @@ static JNINativeMethod gMethods[] = {
		{"setMaxDuration", "(I)V", (void *)android_media_MediaRecorder_setMaxDuration},
		{"setMaxFileSize", "(J)V", (void *)android_media_MediaRecorder_setMaxFileSize},
		{"_prepare", "()V", (void *)android_media_MediaRecorder_prepare},
		{"getSurface", "()Landroid/view/Surface;", (void *)android_media_MediaRecorder_getSurface},
		{"getMaxAmplitude", "()I", (void *)android_media_MediaRecorder_native_getMaxAmplitude},
		{"start", "()V", (void *)android_media_MediaRecorder_start},
		{"stop", "()V", (void *)android_media_MediaRecorder_stop},