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cont’d work on the coreaudio backend & cleanup

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This commit is contained in:
Robin Gareus 2015-03-06 03:21:47 +01:00
parent 408090adce
commit 6b87e706eb
7 changed files with 854 additions and 319 deletions
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50
libs/backends/coreaudio/coreaudio_pcmio.h
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@ -24,6 +24,7 @@
#include <AudioToolbox/AudioToolbox.h>
#include <map>
#include <vector>
#include <string>
#define AUHAL_OUTPUT_ELEMENT 0
@ -43,6 +44,16 @@ public:
void discover();
void device_list(std::map<size_t, std::string> &devices) const { devices = _devices;}
int available_sample_rates (uint32_t device_id, std::vector<float>& sampleRates);
int available_buffer_sizes (uint32_t device_id, std::vector<uint32_t>& sampleRates);
uint32_t available_channels (uint32_t device_id, bool input);
float current_sample_rate(uint32 device_id, bool input = false);
uint32_t get_latency(uint32 device_id, bool input);
std::string cached_port_name(uint32_t portnum, bool input) const;
void launch_control_app (uint32_t device_id);
void pcm_stop (void);
int pcm_start (
uint32_t input_device,
@ -53,13 +64,22 @@ public:
void * process_arg
);
// TODO: combine callbacks below, add a enum type
void set_error_callback (
void ( error_callback (void*)),
void * error_arg
) {
_error_callback = error_callback;
_error_arg = error_arg;
}
) {
_error_callback = error_callback;
_error_arg = error_arg;
}
void set_hw_changed_callback (
void ( callback (void*)),
void * arg
) {
_hw_changed_callback = callback;
_hw_changed_arg = arg;
}
// must be called from process_callback;
int get_capture_channel (uint32_t chn, float *input, uint32_t n_samples);
@ -74,13 +94,17 @@ public:
UInt32 inNumberFrames,
AudioBufferList* ioData);
void hwPropertyChange();
void hwPropertyChange();
private:
int set_device_sample_rate (uint32 device_id, float rate, bool input);
void get_stream_latencies(uint32 device_id, bool input, std::vector<uint32>& latencies);
void cache_port_names(uint32 device_id, bool input);
AudioUnit _auhal;
AudioDeviceID* _deviceIDs;
AudioBufferList* _inputAudioBufferList;
AudioBufferList* _outputAudioBufferList;
AudioDeviceID* _device_ids;
AudioBufferList* _input_audio_buffer_list;
AudioBufferList* _output_audio_buffer_list;
int _state;
@ -89,7 +113,7 @@ private:
uint32_t _capture_channels;
uint32_t _playback_channels;
bool _in_process;
size_t _numDevices;
size_t _n_devices;
int (* _process_callback) (void*);
void * _process_arg;
@ -97,9 +121,15 @@ private:
void (* _error_callback) (void*);
void * _error_arg;
void (* _hw_changed_callback) (void*);
void * _hw_changed_arg;
// TODO proper device info struct
std::map<size_t, std::string> _devices;
// TODO proper device info struct
uint32_t * _device_ins;
uint32_t * _device_outs;
std::vector<std::string> _input_names;
std::vector<std::string> _output_names;
pthread_mutex_t _discovery_lock;
};