Merge "VideoEditor:Clear Surface API addition" into honeycomb (9c265fcc) · Commits · e / os / android_frameworks_base

media/java/android/media/videoeditor/MediaArtistNativeHelper.java

+7 −1

Original line number	Diff line number	Diff line
		@@ -3940,6 +3940,9 @@ class MediaArtistNativeHelper {
		}
		}

		public void clearPreviewSurface(Surface surface, int width, int height) {
		nativeClearSurface(surface,width,height);
		}
		/** Native Methods */

		public native Properties getMediaProperties(String file) throws IllegalArgumentException,
		@@ -3983,7 +3986,10 @@ class MediaArtistNativeHelper {
		*/
		public native void release() throws IllegalStateException, RuntimeException;


		/*
		* Clear the preview surface
		*/
		public native void nativeClearSurface(Surface surface, int width, int height);


		/**

media/java/android/media/videoeditor/VideoEditor.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -572,4 +572,13 @@ public interface VideoEditor {
		* milliseconds
		*/
		public long stopPreview();

		/**
		* Clears the preview surface
		*
		* @param surfaceHolder SurfaceHolder where the preview is rendered
		* and needs to be cleared.
		*/
		public void clearSurface(SurfaceHolder surfaceHolder);

		}

media/java/android/media/videoeditor/VideoEditorImpl.java

+28 −0

Original line number	Diff line number	Diff line
		@@ -1816,4 +1816,32 @@ public class VideoEditorImpl implements VideoEditor {
		}
		}
		}

		/**
		* Clears the preview surface
		*
		* @param surfaceHolder SurfaceHolder where the preview is rendered
		* and needs to be cleared.
		*/
		public void clearSurface(SurfaceHolder surfaceHolder) {

		if (surfaceHolder == null) {
		throw new IllegalArgumentException();
		}
		Rect frame;
		int surfaceWidth;
		int surfaceHeight;
		Surface surface = surfaceHolder.getSurface();

		if (surface == null) {
		Log.e("VideoEditorImpl",
		"Surface could not be retrieved from surface holder");
		throw new RuntimeException();
		}
		frame = surfaceHolder.getSurfaceFrame();
		surfaceWidth = frame.width();
		surfaceHeight = frame.height();
		mMANativeHelper.clearPreviewSurface(surface,surfaceWidth,surfaceHeight);
		}

		}

media/jni/mediaeditor/VideoEditorMain.cpp

+136 −1

Original line number	Diff line number	Diff line
		@@ -259,6 +259,11 @@ videoEditor_generateClip(
		jobject thiz,
		jobject settings);

		static void videoEditor_clearSurface(JNIEnv* pEnv,
		jobject thiz,
		jobject surface,
		jint width,
		jint height);

		static JNINativeMethod gManualEditMethods[] = {
		{"getVersion", "()L"VERSION_CLASS_NAME";",
		@@ -295,6 +300,8 @@ static JNINativeMethod gManualEditMethods[] = {
		(int *)videoEditor_generateAudioRawFile },
		{"nativeGenerateClip", "(L"EDIT_SETTINGS_CLASS_NAME";)I",
		(void *)videoEditor_generateClip },
		{"nativeClearSurface", "(Landroid/view/Surface;II)V",
		(void *)videoEditor_clearSurface },
		};

		// temp file name of VSS out file
		@@ -419,6 +426,134 @@ static void videoEditor_stopPreview(JNIEnv* pEnv,
		pContext->mPreviewController->stopPreview();
		}

		static void videoEditor_clearSurface(JNIEnv* pEnv,
		jobject thiz,
		jobject surface,
		jint width,
		jint height)
		{
		bool needToBeLoaded = true;
		M4OSA_UInt32 framesizeYuv =0;
		M4OSA_ERR result = M4NO_ERROR;
		VideoEditor_renderPreviewFrameStr frameStr;
		const char* pMessage = NULL;
		M4VIFI_ImagePlane *yuvPlane;
		ManualEditContext* pContext = M4OSA_NULL;

		// Get the context.
		pContext = (ManualEditContext*)videoEditClasses_getContext(&needToBeLoaded, pEnv, thiz);
		VIDEOEDIT_LOG_FUNCTION(ANDROID_LOG_INFO,
		"VIDEO_EDITOR","pContext = 0x%x",pContext);

		// Make sure that the context was set.
		videoEditJava_checkAndThrowIllegalStateException(&needToBeLoaded, pEnv,
		(M4OSA_NULL == pContext),
		"not initialized");

		// Make sure that the context was set.
		videoEditJava_checkAndThrowIllegalStateException(&needToBeLoaded, pEnv,
		(M4OSA_NULL == pContext->mPreviewController),
		"not initialized");

		// Validate the surface parameter.
		videoEditJava_checkAndThrowIllegalArgumentException(&needToBeLoaded, pEnv,
		(NULL == surface),
		"surface is null");

		jclass surfaceClass = pEnv->FindClass("android/view/Surface");
		videoEditJava_checkAndThrowIllegalStateException(&needToBeLoaded, pEnv,
		(M4OSA_NULL == surfaceClass),
		"not initialized");

		jfieldID surface_native =
		pEnv->GetFieldID(surfaceClass, ANDROID_VIEW_SURFACE_JNI_ID, "I");
		videoEditJava_checkAndThrowIllegalStateException(&needToBeLoaded, pEnv,
		(M4OSA_NULL == surface_native),
		"not initialized");

		Surface* const p = (Surface*)pEnv->GetIntField(surface, surface_native);
		sp<Surface> previewSurface = sp<Surface>(p);

		/**
		* Allocate output YUV planes
		*/
		yuvPlane = (M4VIFI_ImagePlane)M4OSA_malloc(3sizeof(M4VIFI_ImagePlane), M4VS,
		(M4OSA_Char*)"videoEditor_clearSurface Output plane YUV");
		if (yuvPlane == M4OSA_NULL) {
		VIDEOEDIT_LOG_FUNCTION(ANDROID_LOG_INFO, "VIDEO_EDITOR",
		"videoEditor_clearSurface() malloc error for yuv plane");
		pMessage = videoEditJava_getErrorName(M4ERR_ALLOC);
		jniThrowException(pEnv, "java/lang/RuntimeException", pMessage);
		return ;
		}

		framesizeYuv = width * height * 1.5;
		yuvPlane[0].u_width = width;
		yuvPlane[0].u_height = height;
		yuvPlane[0].u_topleft = 0;
		yuvPlane[0].u_stride = width;
		yuvPlane[0].pac_data = (M4VIFI_UInt8 *)M4OSA_malloc(framesizeYuv, M4VS,
		(M4OSA_Char*)"videoEditor pixelArray");
		if (yuvPlane[0].pac_data == M4OSA_NULL) {
		VIDEOEDIT_LOG_FUNCTION(ANDROID_LOG_INFO, "VIDEO_EDITOR",
		"videoEditor_renderPreviewFrame() malloc error");
		pMessage = videoEditJava_getErrorName(M4ERR_ALLOC);
		jniThrowException(pEnv, "java/lang/RuntimeException", pMessage);
		return;
		}

		/* memset yuvPlane[0].pac_data with 0 for black frame */
		M4OSA_memset((M4OSA_MemAddr8)yuvPlane[0].pac_data,framesizeYuv,0x00);
		FILE *p1 = fopen("/mnt/sdcard/black.raw","wb");
		fwrite(yuvPlane[0].pac_data,1,framesizeYuv,p1);
		fclose(p1);

		yuvPlane[1].u_width = width>>1;
		yuvPlane[1].u_height = height>>1;
		yuvPlane[1].u_topleft = 0;
		yuvPlane[1].u_stride = width>>1;
		yuvPlane[1].pac_data = yuvPlane[0].pac_data
		+ yuvPlane[0].u_width * yuvPlane[0].u_height;

		M4OSA_memset((M4OSA_MemAddr8)yuvPlane[1].pac_data,yuvPlane[1].u_width *
		yuvPlane[1].u_height,128);
		yuvPlane[2].u_width = (width)>>1;
		yuvPlane[2].u_height = (height)>>1;
		yuvPlane[2].u_topleft = 0;
		yuvPlane[2].u_stride = (width)>>1;
		yuvPlane[2].pac_data = yuvPlane[1].pac_data
		+ yuvPlane[1].u_width * yuvPlane[1].u_height;

		M4OSA_memset((M4OSA_MemAddr8)yuvPlane[2].pac_data,yuvPlane[2].u_width *
		yuvPlane[2].u_height,128);

		/* Fill up the render structure*/
		frameStr.pBuffer = (M4OSA_Void*)yuvPlane[0].pac_data;

		frameStr.timeMs = 0;
		frameStr.uiSurfaceWidth = width;
		frameStr.uiSurfaceHeight = height;
		frameStr.uiFrameWidth = width;
		frameStr.uiFrameHeight = height;
		frameStr.bApplyEffect = M4OSA_FALSE;
		frameStr.clipBeginCutTime = 0;
		frameStr.clipEndCutTime = 0;

		/*pContext->mPreviewController->setPreviewFrameRenderingMode(
		pContext->pEditSettings->\
		pClipList[iCurrentClipIndex]->xVSS.MediaRendering,
		pContext->pEditSettings->xVSS.outputVideoSize);
		*/

		result = pContext->mPreviewController->renderPreviewFrame(previewSurface,
		&frameStr);
		videoEditJava_checkAndThrowRuntimeException(&needToBeLoaded, pEnv,
		(M4NO_ERROR != result), result);

		M4OSA_free((M4OSA_MemAddr32)yuvPlane[0].pac_data);
		M4OSA_free((M4OSA_MemAddr32)yuvPlane);
		}

		static int videoEditor_renderPreviewFrame(JNIEnv* pEnv,
		jobject thiz,
		jobject mSurface,