AudioBusMac.mm   [plain text]


/*
 * Copyright (C) 2010, Google Inc. All rights reserved.
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 *
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#import "config.h"

#if ENABLE(WEB_AUDIO)

#import "AudioBus.h"

#import "AudioFileReader.h"
#import <wtf/OwnPtr.h>
#import <wtf/PassOwnPtr.h>
#import <Foundation/Foundation.h>

@interface WebCoreAudioBundleClass : NSObject
@end

@implementation WebCoreAudioBundleClass
@end

namespace WebCore {

PassOwnPtr<AudioBus> AudioBus::loadPlatformResource(const char* name, double sampleRate)
{
    // This method can be called from other than the main thread, so we need an auto-release pool.
    NSAutoreleasePool* pool = [[NSAutoreleasePool alloc] init];
    
    NSBundle *bundle = [NSBundle bundleForClass:[WebCoreAudioBundleClass class]];
    NSString *audioFilePath = [bundle pathForResource:[NSString stringWithUTF8String:name] ofType:@"wav" inDirectory:@"audio"];
    NSData *audioData = [NSData dataWithContentsOfFile:audioFilePath];

    if (audioData) {
        OwnPtr<AudioBus> bus(createBusFromInMemoryAudioFile([audioData bytes], [audioData length], false, sampleRate));
        [pool release];
        return bus.release();
    }

    ASSERT_NOT_REACHED();
    [pool release];
    return nullptr;
}

} // namespace WebCore

#endif // ENABLE(WEB_AUDIO)