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include/cinder/CaptureCocoa.h

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00001 /*
00002  Copyright (c) 2010, The Barbarian Group
00003  All rights reserved.
00004 
00005  Redistribution and use in source and binary forms, with or without modification, are permitted provided that
00006  the following conditions are met:
00007 
00008     * Redistributions of source code must retain the above copyright notice, this list of conditions and
00009     the following disclaimer.
00010     * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
00011     the following disclaimer in the documentation and/or other materials provided with the distribution.
00012 
00013  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
00014  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00015  PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
00016  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00017  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00018  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00019  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00020  POSSIBILITY OF SUCH DAMAGE.
00021 */
00022 
00023 #import <QTKit/QTKit.h>
00024 #include "Capture.h"
00025 #include "cinder/Surface.h"
00026 
00027 @interface CaptureCocoa : NSObject {
00028     BOOL                                isCapturing;
00029     QTCaptureSession                    *mCaptureSession;
00030     QTCaptureDecompressedVideoOutput    *mCaptureDecompressedOutput;
00031     QTCaptureDeviceInput                *mCaptureDeviceInput;
00032     
00033     CVPixelBufferRef                mWorkingPixelBuffer;
00034     cinder::Surface8u               mCurrentFrame;
00035     int                             mWidth, mHeight;
00036     int                             mSurfaceChannelOrderCode;
00037     NSString                        *mDeviceUniqueId;
00038     int                             mExposedFrameBytesPerRow;
00039     int                             mExposedFrameHeight;
00040     int                             mExposedFrameWidth;
00041     BOOL                            mHasNewFrame;
00042 }
00043 
00044 - (id)initWithDevice:(const cinder::Capture::Device&)device width:(int)width height:(int)height;
00045 - (void)prepareStartCapture;
00046 - (void)startCapture;
00047 - (void)stopCapture;
00048 - (BOOL)isCapturing;
00049 - (cinder::Surface8u)getCurrentFrame;
00050 - (BOOL)checkNewFrame;
00051 - (size_t)getCurrentFrameBytesPerRow;
00052 - (size_t)getCurrentFrameWidth;
00053 - (size_t)getCurrentFrameHeight;
00054 
00055 @end