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Diffstat (limited to 'include/ui/Camera.h')
| -rw-r--r-- | include/ui/Camera.h | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/include/ui/Camera.h b/include/ui/Camera.h deleted file mode 100644 index c506fb8958..0000000000 --- a/include/ui/Camera.h +++ /dev/null @@ -1,212 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * Copyright (C) 2008 HTC Inc. - * - * 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. - */ - -#ifndef ANDROID_HARDWARE_CAMERA_H -#define ANDROID_HARDWARE_CAMERA_H - -#include <utils/Timers.h> -#include <ui/ICameraClient.h> - -namespace android { - -/* - * A set of bit masks for specifying how the received preview frames are - * handled before the previewCallback() call. - * - * The least significant 3 bits of an "int" value are used for this purpose: - * - * ..... 0 0 0 - * ^ ^ ^ - * | | |---------> determine whether the callback is enabled or not - * | |-----------> determine whether the callback is one-shot or not - * |-------------> determine whether the frame is copied out or not - * - * WARNING: - * When a frame is sent directly without copying, it is the frame receiver's - * responsiblity to make sure that the frame data won't get corrupted by - * subsequent preview frames filled by the camera. This flag is recommended - * only when copying out data brings significant performance price and the - * handling/processing of the received frame data is always faster than - * the preview frame rate so that data corruption won't occur. - * - * For instance, - * 1. 0x00 disables the callback. In this case, copy out and one shot bits - * are ignored. - * 2. 0x01 enables a callback without copying out the received frames. A - * typical use case is the Camcorder application to avoid making costly - * frame copies. - * 3. 0x05 is enabling a callback with frame copied out repeatedly. A typical - * use case is the Camera application. - * 4. 0x07 is enabling a callback with frame copied out only once. A typical use - * case is the Barcode scanner application. - */ -#define FRAME_CALLBACK_FLAG_ENABLE_MASK 0x01 -#define FRAME_CALLBACK_FLAG_ONE_SHOT_MASK 0x02 -#define FRAME_CALLBACK_FLAG_COPY_OUT_MASK 0x04 - -// Typical use cases -#define FRAME_CALLBACK_FLAG_NOOP 0x00 -#define FRAME_CALLBACK_FLAG_CAMCORDER 0x01 -#define FRAME_CALLBACK_FLAG_CAMERA 0x05 -#define FRAME_CALLBACK_FLAG_BARCODE_SCANNER 0x07 - -// msgType in notifyCallback and dataCallback functions -enum { - CAMERA_MSG_ERROR = 0x001, - CAMERA_MSG_SHUTTER = 0x002, - CAMERA_MSG_FOCUS = 0x004, - CAMERA_MSG_ZOOM = 0x008, - CAMERA_MSG_PREVIEW_FRAME = 0x010, - CAMERA_MSG_VIDEO_FRAME = 0x020, - CAMERA_MSG_POSTVIEW_FRAME = 0x040, - CAMERA_MSG_RAW_IMAGE = 0x080, - CAMERA_MSG_COMPRESSED_IMAGE = 0x100, - CAMERA_MSG_ALL_MSGS = 0x1FF -}; - -// cmdType in sendCommand functions -enum { - CAMERA_CMD_START_SMOOTH_ZOOM = 1, - CAMERA_CMD_STOP_SMOOTH_ZOOM = 2, - CAMERA_CMD_SET_DISPLAY_ORIENTATION = 3, -}; - -// camera fatal errors -enum { - CAMERA_ERROR_UKNOWN = 1, - CAMERA_ERROR_SERVER_DIED = 100 -}; - -class ICameraService; -class ICamera; -class Surface; -class Mutex; -class String8; - -// ref-counted object for callbacks -class CameraListener: virtual public RefBase -{ -public: - virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2) = 0; - virtual void postData(int32_t msgType, const sp<IMemory>& dataPtr) = 0; - virtual void postDataTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) = 0; -}; - -class Camera : public BnCameraClient, public IBinder::DeathRecipient -{ -public: - // construct a camera client from an existing remote - static sp<Camera> create(const sp<ICamera>& camera); - static sp<Camera> connect(); - ~Camera(); - void init(); - - status_t reconnect(); - void disconnect(); - status_t lock(); - status_t unlock(); - - status_t getStatus() { return mStatus; } - - // pass the buffered ISurface to the camera service - status_t setPreviewDisplay(const sp<Surface>& surface); - status_t setPreviewDisplay(const sp<ISurface>& surface); - - // start preview mode, must call setPreviewDisplay first - status_t startPreview(); - - // stop preview mode - void stopPreview(); - - // get preview state - bool previewEnabled(); - - // start recording mode, must call setPreviewDisplay first - status_t startRecording(); - - // stop recording mode - void stopRecording(); - - // get recording state - bool recordingEnabled(); - - // release a recording frame - void releaseRecordingFrame(const sp<IMemory>& mem); - - // autoFocus - status returned from callback - status_t autoFocus(); - - // cancel auto focus - status_t cancelAutoFocus(); - - // take a picture - picture returned from callback - status_t takePicture(); - - // set preview/capture parameters - key/value pairs - status_t setParameters(const String8& params); - - // get preview/capture parameters - key/value pairs - String8 getParameters() const; - - // send command to camera driver - status_t sendCommand(int32_t cmd, int32_t arg1, int32_t arg2); - - void setListener(const sp<CameraListener>& listener); - void setPreviewCallbackFlags(int preview_callback_flag); - - // ICameraClient interface - virtual void notifyCallback(int32_t msgType, int32_t ext, int32_t ext2); - virtual void dataCallback(int32_t msgType, const sp<IMemory>& dataPtr); - virtual void dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); - - sp<ICamera> remote(); - -private: - Camera(); - Camera(const Camera&); - Camera& operator=(const Camera); - virtual void binderDied(const wp<IBinder>& who); - - class DeathNotifier: public IBinder::DeathRecipient - { - public: - DeathNotifier() { - } - - virtual void binderDied(const wp<IBinder>& who); - }; - - static sp<DeathNotifier> mDeathNotifier; - - // helper function to obtain camera service handle - static const sp<ICameraService>& getCameraService(); - - sp<ICamera> mCamera; - status_t mStatus; - - sp<CameraListener> mListener; - - friend class DeathNotifier; - - static Mutex mLock; - static sp<ICameraService> mCameraService; - -}; - -}; // namespace android - -#endif |