netwerk/protocol/device/CameraStreamImpl.h@7e26c7da4463 (annotated)
netwerk/protocol/device/CameraStreamImpl.h
Wed, 31 Dec 2014 06:55:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:50 +0100
- changeset 2
- 7e26c7da4463
- permissions
- -rw-r--r--
Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #ifndef __CAMERASTREAMIMPL_H__ |
| michael@0 | 6 | #define __CAMERASTREAMIMPL_H__ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "nsString.h" |
| michael@0 | 9 | #include "AndroidBridge.h" |
| michael@0 | 10 | |
| michael@0 | 11 | /** |
| michael@0 | 12 | * This singleton class handles communication with the Android camera |
| michael@0 | 13 | * through JNI. It is used by the IPDL parent or directly from the chrome process |
| michael@0 | 14 | */ |
| michael@0 | 15 | |
| michael@0 | 16 | namespace mozilla { |
| michael@0 | 17 | namespace net { |
| michael@0 | 18 | |
| michael@0 | 19 | class CameraStreamImpl { |
| michael@0 | 20 | public: |
| michael@0 | 21 | class FrameCallback { |
| michael@0 | 22 | public: |
| michael@0 | 23 | virtual void ReceiveFrame(char* frame, uint32_t length) = 0; |
| michael@0 | 24 | }; |
| michael@0 | 25 | |
| michael@0 | 26 | /** |
| michael@0 | 27 | * instance bound to a given camera |
| michael@0 | 28 | */ |
| michael@0 | 29 | static CameraStreamImpl* GetInstance(uint32_t aCamera); |
| michael@0 | 30 | |
| michael@0 | 31 | bool initNeeded() { |
| michael@0 | 32 | return !mInit; |
| michael@0 | 33 | } |
| michael@0 | 34 | |
| michael@0 | 35 | FrameCallback* GetFrameCallback() { |
| michael@0 | 36 | return mCallback; |
| michael@0 | 37 | } |
| michael@0 | 38 | |
| michael@0 | 39 | bool Init(const nsCString& contentType, const uint32_t& camera, const uint32_t& width, const uint32_t& height, FrameCallback* callback); |
| michael@0 | 40 | void Close(); |
| michael@0 | 41 | |
| michael@0 | 42 | uint32_t GetWidth() { return mWidth; } |
| michael@0 | 43 | uint32_t GetHeight() { return mHeight; } |
| michael@0 | 44 | uint32_t GetFps() { return mFps; } |
| michael@0 | 45 | |
| michael@0 | 46 | void takePicture(const nsAString& aFileName); |
| michael@0 | 47 | |
| michael@0 | 48 | void transmitFrame(JNIEnv *env, jbyteArray *data); |
| michael@0 | 49 | |
| michael@0 | 50 | private: |
| michael@0 | 51 | CameraStreamImpl(uint32_t aCamera); |
| michael@0 | 52 | CameraStreamImpl(const CameraStreamImpl&); |
| michael@0 | 53 | CameraStreamImpl& operator=(const CameraStreamImpl&); |
| michael@0 | 54 | |
| michael@0 | 55 | ~CameraStreamImpl(); |
| michael@0 | 56 | |
| michael@0 | 57 | bool mInit; |
| michael@0 | 58 | uint32_t mCamera; |
| michael@0 | 59 | uint32_t mWidth; |
| michael@0 | 60 | uint32_t mHeight; |
| michael@0 | 61 | uint32_t mFps; |
| michael@0 | 62 | FrameCallback* mCallback; |
| michael@0 | 63 | }; |
| michael@0 | 64 | |
| michael@0 | 65 | } // namespace net |
| michael@0 | 66 | } // namespace mozilla |
| michael@0 | 67 | |
| michael@0 | 68 | #endif |
