From 83dd43f45aa3212239acfb35d799216e840c9e2f Mon Sep 17 00:00:00 2001
From: James Dong <jdong@google.com>
Date: Wed, 29 Jun 2011 16:56:52 -0700
Subject: Do not support still image capture mode for timelapse video recording

related-to-bug: 4973779

Change-Id: Ica665217ab10247b2242acc4e93d4fe9f83e3f45
---
 include/media/IMediaRecorder.h                    |  1 -
 include/media/mediarecorder.h                     |  2 -
 include/media/stagefright/CameraSourceTimeLapse.h | 76 -----------------------
 3 files changed, 79 deletions(-)

(limited to 'include')

diff --git a/include/media/IMediaRecorder.h b/include/media/IMediaRecorder.h
index 007aea6..ec84e25 100644
--- a/include/media/IMediaRecorder.h
+++ b/include/media/IMediaRecorder.h
@@ -43,7 +43,6 @@ public:
     virtual status_t setAudioEncoder(int ae) = 0;
     virtual status_t setOutputFile(const char* path) = 0;
     virtual status_t setOutputFile(int fd, int64_t offset, int64_t length) = 0;
-    virtual status_t setOutputFileAuxiliary(int fd) = 0;
     virtual status_t setVideoSize(int width, int height) = 0;
     virtual status_t setVideoFrameRate(int frames_per_second) = 0;
     virtual status_t setParameters(const String8& params) = 0;
diff --git a/include/media/mediarecorder.h b/include/media/mediarecorder.h
index 72d3736..30db642 100644
--- a/include/media/mediarecorder.h
+++ b/include/media/mediarecorder.h
@@ -215,7 +215,6 @@ public:
     status_t    setAudioEncoder(int ae);
     status_t    setOutputFile(const char* path);
     status_t    setOutputFile(int fd, int64_t offset, int64_t length);
-    status_t    setOutputFileAuxiliary(int fd);
     status_t    setVideoSize(int width, int height);
     status_t    setVideoFrameRate(int frames_per_second);
     status_t    setParameters(const String8& params);
@@ -249,7 +248,6 @@ private:
     bool                        mIsAudioEncoderSet;
     bool                        mIsVideoEncoderSet;
     bool                        mIsOutputFileSet;
-    bool                        mIsAuxiliaryOutputFileSet;
     Mutex                       mLock;
     Mutex                       mNotifyLock;
 };
diff --git a/include/media/stagefright/CameraSourceTimeLapse.h b/include/media/stagefright/CameraSourceTimeLapse.h
index f07ebba..0e264c7 100644
--- a/include/media/stagefright/CameraSourceTimeLapse.h
+++ b/include/media/stagefright/CameraSourceTimeLapse.h
@@ -53,27 +53,10 @@ public:
     void startQuickReadReturns();
 
 private:
-    // If true, will use still camera takePicture() for time lapse frames
-    // If false, will use the videocamera frames instead.
-    bool mUseStillCameraForTimeLapse;
-
-    // Size of picture taken from still camera. This may be larger than the size
-    // of the video, as still camera may not support the exact video resolution
-    // demanded. See setPictureSizeToClosestSupported().
-    int32_t mPictureWidth;
-    int32_t mPictureHeight;
-
     // size of the encoded video.
     int32_t mVideoWidth;
     int32_t mVideoHeight;
 
-    // True if we need to crop the still camera image to get the video frame.
-    bool mNeedCropping;
-
-    // Start location of the cropping rectangle.
-    int32_t mCropRectStartX;
-    int32_t mCropRectStartY;
-
     // Time between capture of two frames during time lapse recording
     // Negative value indicates that timelapse is disabled.
     int64_t mTimeBetweenTimeLapseFrameCaptureUs;
@@ -84,9 +67,6 @@ private:
     // Real timestamp of the last encoded time lapse frame
     int64_t mLastTimeLapseFrameRealTimestampUs;
 
-    // Thread id of thread which takes still picture and sleeps in a loop.
-    pthread_t mThreadTimeLapse;
-
     // Variable set in dataCallbackTimestamp() to help skipCurrentFrame()
     // to know if current frame needs to be skipped.
     bool mSkipCurrentFrame;
@@ -111,9 +91,6 @@ private:
     // Lock for accessing quick stop variables.
     Mutex mQuickStopLock;
 
-    // Condition variable to wake up still picture thread.
-    Condition mTakePictureCondition;
-
     // mQuickStop is set to true if we use quick read() returns, otherwise it is set
     // to false. Once in this mode read() return a copy of the last read frame
     // with the same time stamp. See startQuickReadReturns().
@@ -148,32 +125,13 @@ private:
     // Wrapper over CameraSource::read() to implement quick stop.
     virtual status_t read(MediaBuffer **buffer, const ReadOptions *options = NULL);
 
-    // For still camera case starts a thread which calls camera's takePicture()
-    // in a loop. For video camera case, just starts the camera's video recording.
-    virtual void startCameraRecording();
-
-    // For still camera case joins the thread created in startCameraRecording().
     // For video camera case, just stops the camera's video recording.
     virtual void stopCameraRecording();
 
-    // For still camera case don't need to do anything as memory is locally
-    // allocated with refcounting.
-    // For video camera case just tell the camera to release the frame.
-    virtual void releaseRecordingFrame(const sp<IMemory>& frame);
-
     // mSkipCurrentFrame is set to true in dataCallbackTimestamp() if the current
     // frame needs to be skipped and this function just returns the value of mSkipCurrentFrame.
     virtual bool skipCurrentFrame(int64_t timestampUs);
 
-    // Handles the callback to handle raw frame data from the still camera.
-    // Creates a copy of the frame data as the camera can reuse the frame memory
-    // once this callback returns. The function also sets a new timstamp corresponding
-    // to one frame time ahead of the last encoded frame's time stamp. It then
-    // calls dataCallbackTimestamp() of the base class with the copied data and the
-    // modified timestamp, which will think that it recieved the frame from a video
-    // camera and proceed as usual.
-    virtual void dataCallback(int32_t msgType, const sp<IMemory> &data);
-
     // In the video camera case calls skipFrameAndModifyTimeStamp() to modify
     // timestamp and set mSkipCurrentFrame.
     // Then it calls the base CameraSource::dataCallbackTimestamp()
@@ -189,24 +147,6 @@ private:
     // Otherwise returns false.
     bool trySettingVideoSize(int32_t width, int32_t height);
 
-    // The still camera may not support the demanded video width and height.
-    // We look for the supported picture sizes from the still camera and
-    // choose the smallest one with either dimensions higher than the corresponding
-    // video dimensions. The still picture will be cropped to get the video frame.
-    // The function returns true if the camera supports picture sizes greater than
-    // or equal to the passed in width and height, and false otherwise.
-    bool setPictureSizeToClosestSupported(int32_t width, int32_t height);
-
-    // Computes the offset of the rectangle from where to start cropping the
-    // still image into the video frame. We choose the center of the image to be
-    // cropped. The offset is stored in (mCropRectStartX, mCropRectStartY).
-    bool computeCropRectangleOffset();
-
-    // Crops the source data into a smaller image starting at
-    // (mCropRectStartX, mCropRectStartY) and of the size of the video frame.
-    // The data is returned into a newly allocated IMemory.
-    sp<IMemory> cropYUVImage(const sp<IMemory> &source_data);
-
     // When video camera is used for time lapse capture, returns true
     // until enough time has passed for the next time lapse frame. When
     // the frame needs to be encoded, it returns false and also modifies
@@ -217,22 +157,6 @@ private:
     // Wrapper to enter threadTimeLapseEntry()
     static void *ThreadTimeLapseWrapper(void *me);
 
-    // Runs a loop which sleeps until a still picture is required
-    // and then calls mCamera->takePicture() to take the still picture.
-    // Used only in the case mUseStillCameraForTimeLapse = true.
-    void threadTimeLapseEntry();
-
-    // Wrapper to enter threadStartPreview()
-    static void *ThreadStartPreviewWrapper(void *me);
-
-    // Starts the camera's preview.
-    void threadStartPreview();
-
-    // Starts thread ThreadStartPreviewWrapper() for restarting preview.
-    // Needs to be done in a thread so that dataCallback() which calls this function
-    // can return, and the camera can know that takePicture() is done.
-    void restartPreview();
-
     // Creates a copy of source_data into a new memory of final type MemoryBase.
     sp<IMemory> createIMemoryCopy(const sp<IMemory> &source_data);
 
-- 
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