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我使用objectAL到流PCM数据,iPhone中的ObjectAL音频流?
从示例代码中,我曾尝试或玩网络CGI流数据,
ALSource *source = [[ALSource source] retain];
ALBuffer *buffer = [[[OpenALManager sharedInstance] bufferFromUrl:[NSURL URLWithString:[[OpenALManager sharedInstance]bufferAsyncFromUrl:[NSURL URLWithString:@"someURL/somedata.cgi"] target:self selector:@selector(recievedBufferData:)]]] retain];
source.position = alpoint(planet.position.x, planet.position.y, 0);
source.referenceDistance = 50;
[OpenALManager sharedInstance].currentContext.listener.position = alpoint(rocketShip.position.x, rocketShip.position.y, 0);
self.isTouchEnabled = YES;
[source play:buffer loop:YES];
}
-(void)recievedBufferData:(id)recievedData{
NSLog(@"recieved");
}
我收到以下错误
OAL错误: - [OALAudioFile initWithUrl:reduceToMono:]
:无法打开url some url/somefile.cgi(错误代码0xffffffd5:未知的ext音频错误)
但是方法recievedBufferData:只被调用一次
我无法播放.cgi文件,任何人都可以建议我如何在iphone中播放.cgi文件。
嗨,我需要要将音频数据从远程URL加载到ALBuffer类,并使用它,您提供的代码是从本地资源文件夹加载音频文件。 – mac