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@dougtoppin
dougtoppin committed Apr 21, 2012
1 parent d4ce78c commit 4fec588
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124 changes: 124 additions & 0 deletions CameraViewController.xib
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45 changes: 45 additions & 0 deletions ZBarSDK/Headers/ZBarSDK/ZBarCameraSimulator.h
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//------------------------------------------------------------------------
// Copyright 2010-2011 (c) Jeff Brown <spadix@users.sourceforge.net>
//
// This file is part of the ZBar Bar Code Reader.
//
// The ZBar Bar Code Reader is free software; you can redistribute it
// and/or modify it under the terms of the GNU Lesser Public License as
// published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
//
// The ZBar Bar Code Reader is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser Public License for more details.
//
// You should have received a copy of the GNU Lesser Public License
// along with the ZBar Bar Code Reader; if not, write to the Free
// Software Foundation, Inc., 51 Franklin St, Fifth Floor,
// Boston, MA 02110-1301 USA
//
// http://sourceforge.net/projects/zbar
//------------------------------------------------------------------------

@class ZBarReaderView;

// hack around missing simulator support for AVCapture interfaces

@interface ZBarCameraSimulator
: NSObject
< UINavigationControllerDelegate,
UIImagePickerControllerDelegate,
UIPopoverControllerDelegate >
{
UIViewController *viewController;
ZBarReaderView *readerView;
UIImagePickerController *picker;
UIPopoverController *pickerPopover;
}

- (id) initWithViewController: (UIViewController*) viewController;
- (void) takePicture;

@property (nonatomic, assign) ZBarReaderView *readerView;

@end
111 changes: 111 additions & 0 deletions ZBarSDK/Headers/ZBarSDK/ZBarCaptureReader.h
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//------------------------------------------------------------------------
// Copyright 2010 (c) Jeff Brown <spadix@users.sourceforge.net>
//
// This file is part of the ZBar Bar Code Reader.
//
// The ZBar Bar Code Reader is free software; you can redistribute it
// and/or modify it under the terms of the GNU Lesser Public License as
// published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
//
// The ZBar Bar Code Reader is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser Public License for more details.
//
// You should have received a copy of the GNU Lesser Public License
// along with the ZBar Bar Code Reader; if not, write to the Free
// Software Foundation, Inc., 51 Franklin St, Fifth Floor,
// Boston, MA 02110-1301 USA
//
// http://sourceforge.net/projects/zbar
//------------------------------------------------------------------------

#import <CoreGraphics/CoreGraphics.h>
#import "ZBarImageScanner.h"

@class AVCaptureVideoDataOutput, AVCaptureOutput;
@class ZBarCaptureReader, ZBarCVImage;

@protocol ZBarCaptureDelegate <NSObject>

// called when a new barcode is detected. the image refers to the
// video buffer and must not be retained for long
- (void) captureReader: (ZBarCaptureReader*) captureReader
didReadNewSymbolsFromImage: (ZBarImage*) image;

@optional
// called when a potential/uncertain barcode is detected. will also
// be called *after* captureReader:didReadNewSymbolsFromImage:
// when good barcodes are detected
- (void) captureReader: (ZBarCaptureReader*) captureReader
didTrackSymbols: (ZBarSymbolSet*) symbols;

@end

@interface ZBarCaptureReader
: NSObject
{
#if !TARGET_IPHONE_SIMULATOR
AVCaptureVideoDataOutput *captureOutput;
id<ZBarCaptureDelegate> captureDelegate;
ZBarImageScanner *scanner;
CGRect scanCrop;
CGSize size;
CGFloat framesPerSecond;
BOOL enableCache;

dispatch_queue_t queue;
ZBarImage *image;
ZBarCVImage *result;
volatile uint32_t state;
int framecnt;
unsigned width, height;
uint64_t t_frame, t_fps, t_scan;
CGFloat dt_frame;
#endif
}

// supply a pre-configured image scanner
- (id) initWithImageScanner: (ZBarImageScanner*) imageScanner;

// this must be called before the session is started
- (void) willStartRunning;

// this must be called *before* the session is stopped
- (void) willStopRunning;

// clear the internal result cache
- (void) flushCache;

// capture the next frame after processing. the captured image will
// follow the same delegate path as an image with decoded symbols.
- (void) captureFrame;

// the capture output. add this to an instance of AVCaptureSession
@property (nonatomic, readonly) AVCaptureOutput *captureOutput;

// delegate is notified of decode results and symbol tracking.
@property (nonatomic, assign) id<ZBarCaptureDelegate> captureDelegate;

// access to image scanner for configuration.
@property (nonatomic, readonly) ZBarImageScanner *scanner;

// region of image to scan in normalized coordinates.
// NB horizontal crop currently ignored...
@property (nonatomic, assign) CGRect scanCrop;

// size of video frames.
@property (nonatomic, readonly) CGSize size;

// (quickly) gate the reader function without interrupting the video
// stream. also flushes the cache when enabled. defaults to *NO*
@property (nonatomic) BOOL enableReader;

// current frame rate (for debug/optimization).
// only valid when running
@property (nonatomic, readonly) CGFloat framesPerSecond;

@property (nonatomic) BOOL enableCache;

@end
60 changes: 60 additions & 0 deletions ZBarSDK/Headers/ZBarSDK/ZBarHelpController.h
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//------------------------------------------------------------------------
// Copyright 2009-2010 (c) Jeff Brown <spadix@users.sourceforge.net>
//
// This file is part of the ZBar Bar Code Reader.
//
// The ZBar Bar Code Reader is free software; you can redistribute it
// and/or modify it under the terms of the GNU Lesser Public License as
// published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
//
// The ZBar Bar Code Reader is distributed in the hope that it will be
// useful, but WITHOUT ANY WARRANTY; without even the implied warranty
// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser Public License for more details.
//
// You should have received a copy of the GNU Lesser Public License
// along with the ZBar Bar Code Reader; if not, write to the Free
// Software Foundation, Inc., 51 Franklin St, Fifth Floor,
// Boston, MA 02110-1301 USA
//
// http://sourceforge.net/projects/zbar
//------------------------------------------------------------------------

#import <UIKit/UIKit.h>

@class ZBarHelpController;

@protocol ZBarHelpDelegate
@optional

- (void) helpControllerDidFinish: (ZBarHelpController*) help;

@end


// failure dialog w/a few useful tips

@interface ZBarHelpController : UIViewController
< UIWebViewDelegate,
UIAlertViewDelegate >
{
NSString *reason;
id delegate;
UIWebView *webView;
UIToolbar *toolbar;
UIBarButtonItem *doneBtn, *backBtn, *space;
NSURL *linkURL;
NSUInteger orientations;
}

@property (nonatomic, assign) id<ZBarHelpDelegate> delegate;

// designated initializer
- (id) initWithReason: (NSString*) reason;

- (BOOL) isInterfaceOrientationSupported: (UIInterfaceOrientation) orientation;
- (void) setInterfaceOrientation: (UIInterfaceOrientation) orientation
supported: (BOOL) supported;

@end
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