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Diffstat (limited to 'src/com/android/camera/VideoUI.java')
| -rw-r--r-- | src/com/android/camera/VideoUI.java | 698 |
1 files changed, 698 insertions, 0 deletions
diff --git a/src/com/android/camera/VideoUI.java b/src/com/android/camera/VideoUI.java new file mode 100644 index 000000000..551b72596 --- /dev/null +++ b/src/com/android/camera/VideoUI.java @@ -0,0 +1,698 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.camera; + +import android.graphics.Bitmap; +import android.graphics.Matrix; +import android.graphics.SurfaceTexture; +import android.hardware.Camera.Parameters; +import android.os.Handler; +import android.os.Message; +import android.util.Log; +import android.view.Gravity; +import android.view.SurfaceHolder; +import android.view.SurfaceView; +import android.view.TextureView; +import android.view.TextureView.SurfaceTextureListener; +import android.view.View; +import android.view.View.OnClickListener; +import android.view.View.OnLayoutChangeListener; +import android.view.ViewGroup; +import android.widget.FrameLayout; +import android.widget.FrameLayout.LayoutParams; +import android.widget.ImageView; +import android.widget.LinearLayout; +import android.widget.TextView; + +import com.android.camera.CameraPreference.OnPreferenceChangedListener; +import com.android.camera.ui.AbstractSettingPopup; +import com.android.camera.ui.CameraControls; +import com.android.camera.ui.CameraRootView; +import com.android.camera.ui.CameraSwitcher; +import com.android.camera.ui.CameraSwitcher.CameraSwitchListener; +import com.android.camera.ui.PieRenderer; +import com.android.camera.ui.RenderOverlay; +import com.android.camera.ui.RotateLayout; +import com.android.camera.ui.ZoomRenderer; +import com.android.gallery3d.R; +import com.android.gallery3d.common.ApiHelper; + +import java.util.List; + +public class VideoUI implements PieRenderer.PieListener, + PreviewGestures.SingleTapListener, + CameraRootView.MyDisplayListener, + SurfaceTextureListener, SurfaceHolder.Callback { + private static final String TAG = "CAM_VideoUI"; + private static final int UPDATE_TRANSFORM_MATRIX = 1; + // module fields + private CameraActivity mActivity; + private View mRootView; + private TextureView mTextureView; + // An review image having same size as preview. It is displayed when + // recording is stopped in capture intent. + private ImageView mReviewImage; + private View mReviewCancelButton; + private View mReviewDoneButton; + private View mReviewPlayButton; + private ShutterButton mShutterButton; + private CameraSwitcher mSwitcher; + private TextView mRecordingTimeView; + private LinearLayout mLabelsLinearLayout; + private View mTimeLapseLabel; + private RenderOverlay mRenderOverlay; + private PieRenderer mPieRenderer; + private VideoMenu mVideoMenu; + private CameraControls mCameraControls; + private AbstractSettingPopup mPopup; + private ZoomRenderer mZoomRenderer; + private PreviewGestures mGestures; + private View mMenuButton; + private View mBlocker; + private OnScreenIndicators mOnScreenIndicators; + private RotateLayout mRecordingTimeRect; + private final Object mLock = new Object(); + private SurfaceTexture mSurfaceTexture; + private VideoController mController; + private int mZoomMax; + private List<Integer> mZoomRatios; + private View mPreviewThumb; + + private SurfaceView mSurfaceView = null; + private int mPreviewWidth = 0; + private int mPreviewHeight = 0; + private float mSurfaceTextureUncroppedWidth; + private float mSurfaceTextureUncroppedHeight; + private float mAspectRatio = 4f / 3f; + private Matrix mMatrix = null; + private final Handler mHandler = new Handler() { + @Override + public void handleMessage(Message msg) { + switch (msg.what) { + case UPDATE_TRANSFORM_MATRIX: + setTransformMatrix(mPreviewWidth, mPreviewHeight); + break; + default: + break; + } + } + }; + private OnLayoutChangeListener mLayoutListener = new OnLayoutChangeListener() { + @Override + public void onLayoutChange(View v, int left, int top, int right, + int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) { + int width = right - left; + int height = bottom - top; + // Full-screen screennail + int w = width; + int h = height; + if (Util.getDisplayRotation(mActivity) % 180 != 0) { + w = height; + h = width; + } + if (mPreviewWidth != width || mPreviewHeight != height) { + mPreviewWidth = width; + mPreviewHeight = height; + onScreenSizeChanged(width, height, w, h); + } + } + }; + + public VideoUI(CameraActivity activity, VideoController controller, View parent) { + mActivity = activity; + mController = controller; + mRootView = parent; + mActivity.getLayoutInflater().inflate(R.layout.video_module, (ViewGroup) mRootView, true); + mTextureView = (TextureView) mRootView.findViewById(R.id.preview_content); + mTextureView.setSurfaceTextureListener(this); + mRootView.addOnLayoutChangeListener(mLayoutListener); + ((CameraRootView) mRootView).setDisplayChangeListener(this); + mShutterButton = (ShutterButton) mRootView.findViewById(R.id.shutter_button); + mSwitcher = (CameraSwitcher) mRootView.findViewById(R.id.camera_switcher); + mSwitcher.setCurrentIndex(CameraSwitcher.VIDEO_MODULE_INDEX); + mSwitcher.setSwitchListener((CameraSwitchListener) mActivity); + initializeMiscControls(); + initializeControlByIntent(); + initializeOverlay(); + } + + + public void initializeSurfaceView() { + mSurfaceView = new SurfaceView(mActivity); + ((ViewGroup) mRootView).addView(mSurfaceView, 0); + mSurfaceView.getHolder().addCallback(this); + } + + private void initializeControlByIntent() { + mBlocker = mActivity.findViewById(R.id.blocker); + mMenuButton = mActivity.findViewById(R.id.menu); + mMenuButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + if (mPieRenderer != null) { + mPieRenderer.showInCenter(); + } + } + }); + + mCameraControls = (CameraControls) mActivity.findViewById(R.id.camera_controls); + mOnScreenIndicators = new OnScreenIndicators(mActivity, + mActivity.findViewById(R.id.on_screen_indicators)); + mOnScreenIndicators.resetToDefault(); + if (mController.isVideoCaptureIntent()) { + hideSwitcher(); + mActivity.getLayoutInflater().inflate(R.layout.review_module_control, + (ViewGroup) mCameraControls); + // Cannot use RotateImageView for "done" and "cancel" button because + // the tablet layout uses RotateLayout, which cannot be cast to + // RotateImageView. + mReviewDoneButton = mActivity.findViewById(R.id.btn_done); + mReviewCancelButton = mActivity.findViewById(R.id.btn_cancel); + mReviewPlayButton = mActivity.findViewById(R.id.btn_play); + mReviewCancelButton.setVisibility(View.VISIBLE); + mReviewDoneButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + mController.onReviewDoneClicked(v); + } + }); + mReviewCancelButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + mController.onReviewCancelClicked(v); + } + }); + mReviewPlayButton.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + mController.onReviewPlayClicked(v); + } + }); + } + } + + public void setPreviewSize(int width, int height) { + if (width == 0 || height == 0) { + Log.w(TAG, "Preview size should not be 0."); + return; + } + if (width > height) { + mAspectRatio = (float) width / height; + } else { + mAspectRatio = (float) height / width; + } + mHandler.sendEmptyMessage(UPDATE_TRANSFORM_MATRIX); + } + + public int getPreviewWidth() { + return mPreviewWidth; + } + + public int getPreviewHeight() { + return mPreviewHeight; + } + + public void onScreenSizeChanged(int width, int height, int previewWidth, int previewHeight) { + setTransformMatrix(width, height); + } + + private void setTransformMatrix(int width, int height) { + mMatrix = mTextureView.getTransform(mMatrix); + int orientation = Util.getDisplayRotation(mActivity); + float scaleX = 1f, scaleY = 1f; + float scaledTextureWidth, scaledTextureHeight; + if (width > height) { + scaledTextureWidth = Math.max(width, + (int) (height * mAspectRatio)); + scaledTextureHeight = Math.max(height, + (int)(width / mAspectRatio)); + } else { + scaledTextureWidth = Math.max(width, + (int) (height / mAspectRatio)); + scaledTextureHeight = Math.max(height, + (int) (width * mAspectRatio)); + } + + if (mSurfaceTextureUncroppedWidth != scaledTextureWidth || + mSurfaceTextureUncroppedHeight != scaledTextureHeight) { + mSurfaceTextureUncroppedWidth = scaledTextureWidth; + mSurfaceTextureUncroppedHeight = scaledTextureHeight; + } + scaleX = scaledTextureWidth / width; + scaleY = scaledTextureHeight / height; + mMatrix.setScale(scaleX, scaleY, (float) width / 2, (float) height / 2); + mTextureView.setTransform(mMatrix); + + if (mSurfaceView != null && mSurfaceView.getVisibility() == View.VISIBLE) { + LayoutParams lp = (LayoutParams) mSurfaceView.getLayoutParams(); + lp.width = (int) mSurfaceTextureUncroppedWidth; + lp.height = (int) mSurfaceTextureUncroppedHeight; + lp.gravity = Gravity.CENTER; + mSurfaceView.requestLayout(); + } + } + + public void hideUI() { + mCameraControls.setVisibility(View.INVISIBLE); + mSwitcher.closePopup(); + } + + public void showUI() { + mCameraControls.setVisibility(View.VISIBLE); + } + + public void hideSwitcher() { + mSwitcher.closePopup(); + mSwitcher.setVisibility(View.INVISIBLE); + } + + public void showSwitcher() { + mSwitcher.setVisibility(View.VISIBLE); + } + + public boolean collapseCameraControls() { + boolean ret = false; + if (mPopup != null) { + dismissPopup(false); + ret = true; + } + return ret; + } + + public boolean removeTopLevelPopup() { + if (mPopup != null) { + dismissPopup(true); + return true; + } + return false; + } + + public void enableCameraControls(boolean enable) { + if (mGestures != null) { + mGestures.setZoomOnly(!enable); + } + if (mPieRenderer != null && mPieRenderer.showsItems()) { + mPieRenderer.hide(); + } + } + + public void overrideSettings(final String... keyvalues) { + mVideoMenu.overrideSettings(keyvalues); + } + + public void setOrientationIndicator(int orientation, boolean animation) { + // We change the orientation of the linearlayout only for phone UI + // because when in portrait the width is not enough. + if (mLabelsLinearLayout != null) { + if (((orientation / 90) & 1) == 0) { + mLabelsLinearLayout.setOrientation(LinearLayout.VERTICAL); + } else { + mLabelsLinearLayout.setOrientation(LinearLayout.HORIZONTAL); + } + } + mRecordingTimeRect.setOrientation(0, animation); + } + + public SurfaceHolder getSurfaceHolder() { + return mSurfaceView.getHolder(); + } + + public void hideSurfaceView() { + mSurfaceView.setVisibility(View.GONE); + mTextureView.setVisibility(View.VISIBLE); + setTransformMatrix(mPreviewWidth, mPreviewHeight); + } + + public void showSurfaceView() { + mSurfaceView.setVisibility(View.VISIBLE); + mTextureView.setVisibility(View.GONE); + setTransformMatrix(mPreviewWidth, mPreviewHeight); + } + + private void initializeOverlay() { + mRenderOverlay = (RenderOverlay) mRootView.findViewById(R.id.render_overlay); + if (mPieRenderer == null) { + mPieRenderer = new PieRenderer(mActivity); + mVideoMenu = new VideoMenu(mActivity, this, mPieRenderer); + mPieRenderer.setPieListener(this); + } + mRenderOverlay.addRenderer(mPieRenderer); + if (mZoomRenderer == null) { + mZoomRenderer = new ZoomRenderer(mActivity); + } + mRenderOverlay.addRenderer(mZoomRenderer); + if (mGestures == null) { + mGestures = new PreviewGestures(mActivity, this, mZoomRenderer, mPieRenderer); + mRenderOverlay.setGestures(mGestures); + } + mGestures.setRenderOverlay(mRenderOverlay); + + mPreviewThumb = mActivity.findViewById(R.id.preview_thumb); + mPreviewThumb.setOnClickListener(new OnClickListener() { + @Override + public void onClick(View v) { + // TODO: Go to filmstrip view + } + }); + } + + public void setPrefChangedListener(OnPreferenceChangedListener listener) { + mVideoMenu.setListener(listener); + } + + private void initializeMiscControls() { + mReviewImage = (ImageView) mRootView.findViewById(R.id.review_image); + mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); + mShutterButton.setOnShutterButtonListener(mController); + mShutterButton.setVisibility(View.VISIBLE); + mShutterButton.requestFocus(); + mShutterButton.enableTouch(true); + mRecordingTimeView = (TextView) mRootView.findViewById(R.id.recording_time); + mRecordingTimeRect = (RotateLayout) mRootView.findViewById(R.id.recording_time_rect); + mTimeLapseLabel = mRootView.findViewById(R.id.time_lapse_label); + // The R.id.labels can only be found in phone layout. + // That is, mLabelsLinearLayout should be null in tablet layout. + mLabelsLinearLayout = (LinearLayout) mRootView.findViewById(R.id.labels); + } + + public void updateOnScreenIndicators(Parameters param, ComboPreferences prefs) { + mOnScreenIndicators.updateFlashOnScreenIndicator(param.getFlashMode()); + boolean location = RecordLocationPreference.get( + prefs, mActivity.getContentResolver()); + mOnScreenIndicators.updateLocationIndicator(location); + + } + + public void setAspectRatio(double ratio) { + // mPreviewFrameLayout.setAspectRatio(ratio); + } + + public void showTimeLapseUI(boolean enable) { + if (mTimeLapseLabel != null) { + mTimeLapseLabel.setVisibility(enable ? View.VISIBLE : View.GONE); + } + } + + private void openMenu() { + if (mPieRenderer != null) { + mPieRenderer.showInCenter(); + } + } + + public void showPopup(AbstractSettingPopup popup) { + hideUI(); + mBlocker.setVisibility(View.INVISIBLE); + setShowMenu(false); + mPopup = popup; + mPopup.setVisibility(View.VISIBLE); + FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(LayoutParams.WRAP_CONTENT, + LayoutParams.WRAP_CONTENT); + lp.gravity = Gravity.CENTER; + ((FrameLayout) mRootView).addView(mPopup, lp); + } + + public void dismissPopup(boolean topLevelOnly) { + dismissPopup(topLevelOnly, true); + } + + public void dismissPopup(boolean topLevelPopupOnly, boolean fullScreen) { + // In review mode, we do not want to bring up the camera UI + if (mController.isInReviewMode()) return; + + if (fullScreen) { + showUI(); + mBlocker.setVisibility(View.VISIBLE); + } + setShowMenu(fullScreen); + if (mPopup != null) { + ((FrameLayout) mRootView).removeView(mPopup); + mPopup = null; + } + mVideoMenu.popupDismissed(topLevelPopupOnly); + } + + public void onShowSwitcherPopup() { + hidePieRenderer(); + } + + public boolean hidePieRenderer() { + if (mPieRenderer != null && mPieRenderer.showsItems()) { + mPieRenderer.hide(); + return true; + } + return false; + } + + // disable preview gestures after shutter is pressed + public void setShutterPressed(boolean pressed) { + if (mGestures == null) return; + mGestures.setEnabled(!pressed); + } + + public void enableShutter(boolean enable) { + if (mShutterButton != null) { + mShutterButton.setEnabled(enable); + } + } + + // PieListener + @Override + public void onPieOpened(int centerX, int centerY) { + setSwipingEnabled(false); + dismissPopup(false, true); + } + + @Override + public void onPieClosed() { + setSwipingEnabled(true); + } + + public void setSwipingEnabled(boolean enable) { + mActivity.setSwipingEnabled(enable); + } + + public void showPreviewBorder(boolean enable) { + // TODO: mPreviewFrameLayout.showBorder(enable); + } + + // SingleTapListener + // Preview area is touched. Take a picture. + @Override + public void onSingleTapUp(View view, int x, int y) { + mController.onSingleTapUp(view, x, y); + } + + public void showRecordingUI(boolean recording, boolean zoomSupported) { + mMenuButton.setVisibility(recording ? View.GONE : View.VISIBLE); + mOnScreenIndicators.setVisibility(recording ? View.GONE : View.VISIBLE); + if (recording) { + mShutterButton.setImageResource(R.drawable.btn_shutter_video_recording); + hideSwitcher(); + mRecordingTimeView.setText(""); + mRecordingTimeView.setVisibility(View.VISIBLE); + // The camera is not allowed to be accessed in older api levels during + // recording. It is therefore necessary to hide the zoom UI on older + // platforms. + // See the documentation of android.media.MediaRecorder.start() for + // further explanation. + if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING && zoomSupported) { + // TODO: disable zoom UI here. + } + } else { + mShutterButton.setImageResource(R.drawable.btn_new_shutter_video); + showSwitcher(); + mRecordingTimeView.setVisibility(View.GONE); + if (!ApiHelper.HAS_ZOOM_WHEN_RECORDING && zoomSupported) { + // TODO: enable zoom UI here. + } + } + } + + public void showReviewImage(Bitmap bitmap) { + mReviewImage.setImageBitmap(bitmap); + mReviewImage.setVisibility(View.VISIBLE); + } + + public void showReviewControls() { + Util.fadeOut(mShutterButton); + Util.fadeIn(mReviewDoneButton); + Util.fadeIn(mReviewPlayButton); + mReviewImage.setVisibility(View.VISIBLE); + mMenuButton.setVisibility(View.GONE); + mOnScreenIndicators.setVisibility(View.GONE); + } + + public void hideReviewUI() { + mReviewImage.setVisibility(View.GONE); + mShutterButton.setEnabled(true); + mMenuButton.setVisibility(View.VISIBLE); + mOnScreenIndicators.setVisibility(View.VISIBLE); + Util.fadeOut(mReviewDoneButton); + Util.fadeOut(mReviewPlayButton); + Util.fadeIn(mShutterButton); + } + + private void setShowMenu(boolean show) { + if (mOnScreenIndicators != null) { + mOnScreenIndicators.setVisibility(show ? View.VISIBLE : View.GONE); + } + if (mMenuButton != null) { + mMenuButton.setVisibility(show ? View.VISIBLE : View.GONE); + } + } + + public void onSwitchMode(boolean toCamera) { + if (toCamera) { + showUI(); + } else { + hideUI(); + } + if (mGestures != null) { + mGestures.setEnabled(toCamera); + } + if (mPopup != null) { + dismissPopup(false, toCamera); + } + if (mRenderOverlay != null) { + // this can not happen in capture mode + mRenderOverlay.setVisibility(toCamera ? View.VISIBLE : View.GONE); + } + setShowMenu(toCamera); + } + + public void initializePopup(PreferenceGroup pref) { + mVideoMenu.initialize(pref); + } + + public void initializeZoom(Parameters param) { + if (param == null || !param.isZoomSupported()) { + mGestures.setZoomEnabled(false); + return; + } + mGestures.setZoomEnabled(true); + mZoomMax = param.getMaxZoom(); + mZoomRatios = param.getZoomRatios(); + // Currently we use immediate zoom for fast zooming to get better UX and + // there is no plan to take advantage of the smooth zoom. + mZoomRenderer.setZoomMax(mZoomMax); + mZoomRenderer.setZoom(param.getZoom()); + mZoomRenderer.setZoomValue(mZoomRatios.get(param.getZoom())); + mZoomRenderer.setOnZoomChangeListener(new ZoomChangeListener()); + } + + public void clickShutter() { + mShutterButton.performClick(); + } + + public void pressShutter(boolean pressed) { + mShutterButton.setPressed(pressed); + } + + public View getShutterButton() { + return mShutterButton; + } + + public void setRecordingTime(String text) { + mRecordingTimeView.setText(text); + } + + public void setRecordingTimeTextColor(int color) { + mRecordingTimeView.setTextColor(color); + } + + public boolean isVisible() { + return mTextureView.getVisibility() == View.VISIBLE; + } + + public void onDisplayChanged() { + mCameraControls.checkLayoutFlip(); + mController.updateCameraOrientation(); + } + + /** + * Enable or disable the preview thumbnail for click events. + */ + public void enablePreviewThumb(boolean enabled) { + if (enabled) { + mPreviewThumb.setVisibility(View.VISIBLE); + } else { + mPreviewThumb.setVisibility(View.GONE); + } + } + + private class ZoomChangeListener implements ZoomRenderer.OnZoomChangedListener { + @Override + public void onZoomValueChanged(int index) { + int newZoom = mController.onZoomChanged(index); + if (mZoomRenderer != null) { + mZoomRenderer.setZoomValue(mZoomRatios.get(newZoom)); + } + } + + @Override + public void onZoomStart() { + } + + @Override + public void onZoomEnd() { + } + } + + public SurfaceTexture getSurfaceTexture() { + return mSurfaceTexture; + } + + // SurfaceTexture callbacks + @Override + public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) { + mSurfaceTexture = surface; + mController.onPreviewUIReady(); + } + + @Override + public boolean onSurfaceTextureDestroyed(SurfaceTexture surface) { + mSurfaceTexture = null; + mController.onPreviewUIDestroyed(); + Log.d(TAG, "surfaceTexture is destroyed"); + return true; + } + + @Override + public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) { + } + + @Override + public void onSurfaceTextureUpdated(SurfaceTexture surface) { + } + + // SurfaceHolder callbacks + @Override + public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { + Log.v(TAG, "Surface changed. width=" + width + ". height=" + height); + } + + @Override + public void surfaceCreated(SurfaceHolder holder) { + Log.v(TAG, "Surface created"); + } + + @Override + public void surfaceDestroyed(SurfaceHolder holder) { + Log.v(TAG, "Surface destroyed"); + mController.stopPreview(); + } +} |