#include <AudioToolbox/AudioFormat.h>
using namespace ARDOUR;
+using namespace PBD;
CoreAudioSource::CoreAudioSource (const XMLNode& node)
- : ExternalSource (node)
+ : AudioFileSource (node)
{
init (_name, true);
- SourceCreated (this); /* EMIT SIGNAL */
+ AudioSourceCreated (this); /* EMIT SIGNAL */
}
CoreAudioSource::CoreAudioSource (const string& idstr, bool build_peak)
- : ExternalSource(idstr, build_peak)
+ : AudioFileSource(idstr, build_peak)
{
init (idstr, build_peak);
if (build_peak) {
- SourceCreated (this); /* EMIT SIGNAL */
+ AudioSourceCreated (this); /* EMIT SIGNAL */
}
}
}
/* note that we temporarily truncated _id at the colon */
- FSRef ref;
- err = FSPathMakeRef ((UInt8*)file.c_str(), &ref, 0);
+ FSRef fsr;
+ err = FSPathMakeRef ((UInt8*)file.c_str(), &fsr, 0);
if (err != noErr) {
+ cerr << "FSPathMakeRef " << err << endl;
throw failed_constructor();
}
- err = ExtAudioFileOpen (&ref, &af);
+ err = ExtAudioFileOpen (&fsr, &af);
if (err != noErr) {
+ cerr << "ExtAudioFileOpen " << err << endl;
ExtAudioFileDispose (af);
throw failed_constructor();
}
AudioStreamBasicDescription file_asbd;
- memset(&file_asbd, 0, sizeof(file_asbd));
- size_t asbd_size = sizeof(file_asbd);
+ memset(&file_asbd, 0, sizeof(AudioStreamBasicDescription));
+ size_t asbd_size = sizeof(AudioStreamBasicDescription);
err = ExtAudioFileGetProperty(af,
kExtAudioFileProperty_FileDataFormat, &asbd_size, &file_asbd);
if (err != noErr) {
+ cerr << "ExtAudioFileGetProperty1 " << err << endl;
ExtAudioFileDispose (af);
throw failed_constructor();
}
n_channels = file_asbd.mChannelsPerFrame;
+ cerr << "number of channels: " << n_channels << endl;
+
if (channel >= n_channels) {
error << string_compose(_("CoreAudioSource: file only contains %1 channels; %2 is invalid as a channel number"), n_channels, channel) << endmsg;
ExtAudioFileDispose (af);
}
int64_t ca_frames;
- size_t prop_size = sizeof(ca_frames);
+ size_t prop_size = sizeof(int64_t);
err = ExtAudioFileGetProperty(af, kExtAudioFileProperty_FileLengthFrames, &prop_size, &ca_frames);
if (err != noErr) {
+ cerr << "ExtAudioFileGetProperty2 " << err << endl;
ExtAudioFileDispose (af);
throw failed_constructor();
}
- _length = ca_frames;
+ _length = ca_frames;
_path = file;
- if (build_peak) {
- if (initialize_peakfile (false, file)) {
- error << "initialize peakfile failed" << endmsg;
- ExtAudioFileDispose (af);
- throw failed_constructor ();
- }
- }
-
AudioStreamBasicDescription client_asbd;
- memset(&client_asbd, 0, sizeof(client_asbd));
+ memset(&client_asbd, 0, sizeof(AudioStreamBasicDescription));
+ client_asbd.mSampleRate = file_asbd.mSampleRate;
client_asbd.mFormatID = kAudioFormatLinearPCM;
client_asbd.mFormatFlags = kLinearPCMFormatFlagIsFloat;
- client_asbd.mSampleRate = file_asbd.mSampleRate;
-
- err = AudioFormatGetProperty(kAudioFormatProperty_FormatInfo, 0, NULL, &asbd_size, &client_asbd);
- if (err != noErr) {
- ExtAudioFileDispose (af);
- throw failed_constructor ();
- }
+ client_asbd.mBytesPerPacket = file_asbd.mChannelsPerFrame * 4;
+ client_asbd.mFramesPerPacket = 1;
+ client_asbd.mBytesPerFrame = client_asbd.mBytesPerPacket;
+ client_asbd.mChannelsPerFrame = file_asbd.mChannelsPerFrame;
+ client_asbd.mBitsPerChannel = 32;
err = ExtAudioFileSetProperty (af, kExtAudioFileProperty_ClientDataFormat, asbd_size, &client_asbd);
if (err != noErr) {
+ cerr << "ExtAudioFileSetProperty3 " << err << endl;
ExtAudioFileDispose (af);
throw failed_constructor ();
}
+
+ if (build_peak) {
+ if (initialize_peakfile (false, file)) {
+ error << "initialize peakfile failed" << endmsg;
+ ExtAudioFileDispose (af);
+ throw failed_constructor ();
+ }
+ }
}
CoreAudioSource::~CoreAudioSource ()
uint32_t real_cnt = cnt * n_channels;
{
- LockMonitor lm (_tmpbuf_lock, __LINE__, __FILE__);
+ Glib::Mutex::Lock lm (_tmpbuf_lock);
if (tmpbufsize < real_cnt) {
return real_cnt;
}
+float
+CoreAudioSource::sample_rate() const
+{
+ /* XXX taybin fill me in please */
+
+ return 44100.0f;
+}