ios的Ice cast源客户端
我一直在尝试为ios的ice cast创建源客户端。我已经能够使用asyncsocket连接到套接字。我还能够将数据写入服务器。icecast配置是针对mp3格式完成的。但写入服务器的mp3文件已损坏。我提供了一些代码片段 标题：ios的Ice cast源客户端,ios,audio-streaming,asyncsocket,icecast,Ios,Audio Streaming,Asyncsocket,Icecast,我一直在尝试为ios的ice cast创建源客户端。我已经能够使用asyncsocket连接到套接字。我还能够将数据写入服务器。icecast配置是针对mp3格式完成的。但写入服务器的mp3文件已损坏。我提供了一些代码片段 标题： NSString *string = @"SOURCE /sync HTTP/1.0\r\n" "Authorization: Basic c291cmNlOmhhY2ttZQ==\r\n" "User-Agent: butt-0.1
NSString *string = @"SOURCE /sync HTTP/1.0\r\n"
"Authorization: Basic c291cmNlOmhhY2ttZQ==\r\n"
"User-Agent: butt-0.1.12\r\n"
"User-Agent: butt-0.1.12\r\n"
"content-type: audio/mpeg\r\n"
"ice-name: sync's Stream\r\n"
"ice-public: 0\r\n"
"ice-genre: Rock\r\n"
"ice-description: This is my server description\r\n"
"Connection: keep-alive\r\n"
"ice-audio-info: ice-samplerate=44100;ice-bitrate=48;ice-channels=2\r\n\r\n";
NSData *data = [string dataUsingEncoding:NSUTF8StringEncoding];
//sending http request to write the header
NSLog(@"Sending HTTP Request.");
[socket writeData:data withTimeout:-1 tag:1];
//write buffer data to server
[socket writeData:self.dataBuffer withTimeout:-1 tag:1];
void AQRecorder::MyInputBufferHandler( void * inUserData,
AudioQueueRef inAQ,
AudioQueueBufferRef inBuffer,
const AudioTimeStamp * inStartTime,
UInt32 inNumPackets,
const AudioStreamPacketDescription* inPacketDesc)
{
AQRecorder *aqr = (AQRecorder *)inUserData;
try {
if (inNumPackets > 0) {
// write packets to file
XThrowIfError(AudioFileWritePackets(aqr->mRecordFile, FALSE, inBuffer->mAudioDataByteSize,
inPacketDesc, aqr->mRecordPacket, &inNumPackets, inBuffer->mAudioData),
"AudioFileWritePackets failed");
aqr->mRecordPacket += inNumPackets;
NSLog(@"size = %u",(unsigned int)inBuffer->mAudioDataByteSize);
data = [[[NSData alloc]initWithBytes:inBuffer->mAudioData length:inBuffer->mAudioDataByteSize]retain];
server *srv = [[server alloc]init];
srv.dataBuffer=data;
[srv connecting];
}
// if we're not stopping, re-enqueue the buffe so that it gets filled again
if (aqr->IsRunning())
XThrowIfError(AudioQueueEnqueueBuffer(inAQ, inBuffer, 0, NULL), "AudioQueueEnqueueBuffer failed");
} catch (CAXException e) {
char buf[256];
fprintf(stderr, "Error: %s (%s)\n", e.mOperation, e.FormatError(buf));
}
}
void AQRecorder::StartRecord(CFStringRef inRecordFile)
{
// server *srv=[[server alloc]init];
// [srv connecting];
int i, bufferByteSize;
UInt32 size;
CFURLRef url = nil;
try {
mFileName = CFStringCreateCopy(kCFAllocatorDefault, inRecordFile);
// // specify the recording format
// SetupAudioFormat(kAudioFormatMPEG4AAC);
// specify the recording format, use hardware AAC if available
// otherwise use IMA4
if(IsAACHardwareEncoderAvailable())
SetupAudioFormat(kAudioFormatMPEG4AAC);
else
SetupAudioFormat(kAudioFormatAppleIMA4);
// create the queue
XThrowIfError(AudioQueueNewInput(
&mRecordFormat,
MyInputBufferHandler,
this /* userData */,
NULL /* run loop */, NULL /* run loop mode */,
0 /* flags */, &mQueue), "AudioQueueNewInput failed");
// get the record format back from the queue's audio converter --
// the file may require a more specific stream description than was necessary to create the encoder.
mRecordPacket = 0;
size = sizeof(mRecordFormat);
XThrowIfError(AudioQueueGetProperty(mQueue, kAudioQueueProperty_StreamDescription,
&mRecordFormat, &size), "couldn't get queue's format");
NSString *recordFile = [NSTemporaryDirectory() stringByAppendingPathComponent: (NSString*)inRecordFile];
//url = CFURLCreateWithString(kCFAllocatorDefault, (CFStringRef)recordFile, NULL);
url = CFURLCreateWithFileSystemPath(kCFAllocatorDefault, (CFStringRef)recordFile, kCFURLPOSIXPathStyle, false);
// create the audio file
OSStatus status = AudioFileCreateWithURL(url, kAudioFileCAFType, &mRecordFormat, kAudioFileFlags_EraseFile, &mRecordFile);
CFRelease(url);
XThrowIfError(status, "AudioFileCreateWithURL failed");
// copy the cookie first to give the file object as much info as we can about the data going in
// not necessary for pcm, but required for some compressed audio
CopyEncoderCookieToFile();
// allocate and enqueue buffers
bufferByteSize = ComputeRecordBufferSize(&mRecordFormat, kBufferDurationSeconds); // enough bytes for half a second
for (i = 0; i < kNumberRecordBuffers; ++i) {
XThrowIfError(AudioQueueAllocateBuffer(mQueue, bufferByteSize, &mBuffers[i]),
"AudioQueueAllocateBuffer failed");
XThrowIfError(AudioQueueEnqueueBuffer(mQueue, mBuffers[i], 0, NULL),
"AudioQueueEnqueueBuffer failed");
}
// start the queue
mIsRunning = true;
XThrowIfError(AudioQueueStart(mQueue, NULL), "AudioQueueStart failed");
}
catch (CAXException e) {
char buf[256];
fprintf(stderr, "Error: %s (%s)\n", e.mOperation, e.FormatError(buf));
}
catch (...) {
fprintf(stderr, "An unknown error occurred\n");;
}
}
void AQRecorder:：MyInputBufferHandler（void*inUserData，
音频队列参考inAQ，
AudioQueueBufferRef inBuffer，
const AudioTimeStamp*inStartTime，
UInt32 inNumPackets，
const AudioStreamPacketDescription*inPacketDesc）
{
AQRecorder*aqr=（AQRecorder*）inUserData；
试一试{
如果（inNumPackets>0）{
//将数据包写入文件
XThrowIfError（音频文件写入包（aqr->mRecordFile，FALSE，inBuffer->mAudioDataByteSize，
输入packetdesc，aqr->mRecordPacket，以及输入umpackets，inBuffer->mAudioData），
“AudioFileWritePackages失败”）；
aqr->mRecordPacket+=inNumPackets；
NSLog（@“size=%u”，（unsigned int）inBuffer->maudiodata字节大小）；
数据=[[NSData alloc]initWithBytes:inBuffer->mAudioData长度：inBuffer->mAudioDataByteSize]retain]；
服务器*srv=[[server alloc]init]；
srv.dataBuffer=数据；
[srv连接]；
}
//如果我们不停下来，重新让buff排队，让它再次被填满
如果（aqr->IsRunning（））
XThrowIfError（AudioQueuenBuffer（inAQ，inBuffer，0，NULL），“AudioQueuenBuffer失败”）；
}捕获（CAXException e）{
char-buf[256]；
fprintf（标准，“错误：%s（%s）\n”，e.moOperation，e.FormatError（buf））；
}
}
无效AQRecorder:：StartRecord（记录文件中的CFStringRef）
{
//服务器*srv=[[server alloc]init]；
//[srv连接]；
inti，bufferByteSize；
UInt32尺寸；
CFURLRef url=nil；
试试{
mFileName=CFStringCreateCopy（kCFAllocatorDefault，inRecordFile）；
////指定录制格式
//SetupAudioFormat（kAudioFormatMPEG4AAC）；
//指定录制格式，如果可用，请使用硬件AAC
//否则，请使用IMA4
if（isaachardwareencoderavaailable（））
SetupAudioFormat（kAudioFormatMPEG4AAC）；
其他的
SetupAudioFormat（kAudioFormatAppleIMA4）；
//创建队列
XThrowIfError（音频输入）(
&mRecordFormat，
MyInputBufferHandler，
此/*用户数据*/，
NULL/*运行循环*/，NULL/*运行循环模式*/，
0/*标志*/，&MQUE），“AudioQueueNewInput失败”）；
//从队列的音频转换器获取记录格式--
//该文件可能需要比创建编码器所需的更具体的流描述。
mRecordPacket=0；
size=sizeof（mRecordFormat）；
XThrowIfError（AudioQueueGetProperty（MQUE、KAUDIOQUUEProperty_StreamDescription、，
&mRecordFormat，&size），“无法获取队列的格式”）；
NSString*recordFile=[NSTemporaryDirectory（）stringByAppendingPathComponent:（NSString*）记录文件]；
//url=CFURLCreateWithString（kCFAllocatorDefault，（CFStringRef）记录文件，NULL）；
url=cfurlCreateWithFileSystem（kCFAllocatorDefault，（CFStringRef）记录文件，kCFURLPOSIXPathStyle，false）；
//创建音频文件
OSStatus status=AudioFileCreateWithURL（url、kAudioFileCAFType和mRecordFormat、kAudioFileFlags\U橡皮擦文件和mRecordFile）；
CFRelease（url）；
XThrowIfError（状态为“AudioFileCreateWithURL失败”）；
//首先复制cookie，以便为文件对象提供尽可能多的有关输入数据的信息
//pcm不需要，但某些压缩音频需要
CopyEncoderCookieToFile（）；
//分配和排队缓冲区
bufferByteSize=ComputerCordBufferSize（&mRecordFormat，kBufferDurationSeconds）；//足够半秒的字节数
对于（i=0；i我是否需要更改写入服务器的格式 您发送的不是MP3数据，而是AAC或M4A数据。我不相信Icecast支持M4A。你真的在使用Icecast或其他服务器吗 对于AAC，您的
内容类型audio/aacaudio/aacpaudio/mp4audio/mpeg4 generic用户代理