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coreaudio backend: SR/BS query for separate devices

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This commit is contained in:
Robin Gareus 2015-08-11 12:52:03 +02:00
parent 1d3690d845
commit 8f10b38275
2 changed files with 42 additions and 18 deletions
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58
libs/backends/coreaudio/coreaudio_backend.cc
View File

@ -211,51 +211,68 @@ CoreAudioBackend::enumerate_output_devices () const
}
std::vector<float>
CoreAudioBackend::available_sample_rates (const std::string&) const
CoreAudioBackend::available_sample_rates (const std::string& device) const
{
std::vector<float> sr;
_pcmio->available_sample_rates (name_to_id (device), sr);
return sr;
}
std::vector<float>
CoreAudioBackend::available_sample_rates (const std::string& input_device, const std::string& output_device) const
{
std::vector<float> sr;
std::vector<float> sr_in;
std::vector<float> sr_out;
const uint32_t inp = name_to_id(_input_audio_device);
const uint32_t out = name_to_id(_output_audio_device);
const uint32_t inp = name_to_id (input_device);
const uint32_t out = name_to_id (output_device);
if (inp == UINT32_MAX && out == UINT32_MAX) {
return sr;
} else if (inp == UINT32_MAX) {
_pcmio->available_sample_rates(out, sr_out);
_pcmio->available_sample_rates (out, sr_out);
return sr_out;
} else if (out == UINT32_MAX) {
_pcmio->available_sample_rates(inp, sr_in);
_pcmio->available_sample_rates (inp, sr_in);
return sr_in;
} else {
_pcmio->available_sample_rates(inp, sr_in);
_pcmio->available_sample_rates(out, sr_out);
_pcmio->available_sample_rates (inp, sr_in);
_pcmio->available_sample_rates (out, sr_out);
// TODO allow to use different SR per device, tweak aggregate
std::set_intersection(sr_in.begin(), sr_in.end(), sr_out.begin(), sr_out.end(), std::back_inserter(sr));
std::set_intersection (sr_in.begin(), sr_in.end(), sr_out.begin(), sr_out.end(), std::back_inserter(sr));
return sr;
}
}
std::vector<uint32_t>
CoreAudioBackend::available_buffer_sizes (const std::string&) const
CoreAudioBackend::available_buffer_sizes (const std::string& device) const
{
std::vector<uint32_t> bs;
_pcmio->available_buffer_sizes (name_to_id (device), bs);
return bs;
}
std::vector<uint32_t>
CoreAudioBackend::available_buffer_sizes (const std::string& input_device, const std::string& output_device) const
{
std::vector<uint32_t> bs;
std::vector<uint32_t> bs_in;
std::vector<uint32_t> bs_out;
const uint32_t inp = name_to_id(_input_audio_device);
const uint32_t out = name_to_id(_output_audio_device);
const uint32_t inp = name_to_id (input_device);
const uint32_t out = name_to_id (output_device);
if (inp == UINT32_MAX && out == UINT32_MAX) {
return bs;
} else if (inp == UINT32_MAX) {
_pcmio->available_buffer_sizes(out, bs_out);
_pcmio->available_buffer_sizes (out, bs_out);
return bs_out;
} else if (out == UINT32_MAX) {
_pcmio->available_buffer_sizes(out, bs_in);
_pcmio->available_buffer_sizes (inp, bs_in);
return bs_in;
} else {
_pcmio->available_buffer_sizes(inp, bs_in);
_pcmio->available_buffer_sizes(out, bs_out);
std::set_intersection(bs_in.begin(), bs_in.end(), bs_out.begin(), bs_out.end(), std::back_inserter(bs));
_pcmio->available_buffer_sizes (inp, bs_in);
_pcmio->available_buffer_sizes (out, bs_out);
std::set_intersection (bs_in.begin(), bs_in.end(), bs_out.begin(), bs_out.end(), std::back_inserter(bs));
return bs;
}
}
@ -315,7 +332,7 @@ CoreAudioBackend::set_output_device_name (const std::string& d)
int
CoreAudioBackend::set_sample_rate (float sr)
{
std::vector<float> srs = available_sample_rates (/* really ignored */_input_audio_device);
std::vector<float> srs = available_sample_rates (_input_audio_device, _output_audio_device);
if (std::find(srs.begin(), srs.end(), sr) == srs.end()) {
return -1;
}
@ -463,7 +480,12 @@ CoreAudioBackend::midi_option () const
void
CoreAudioBackend::launch_control_app ()
{
_pcmio->launch_control_app(name_to_id(_input_audio_device));
if (name_to_id (_input_audio_device) != UINT32_MAX) {
_pcmio->launch_control_app(name_to_id(_input_audio_device));
}
if (name_to_id (_output_audio_device) != UINT32_MAX) {
_pcmio->launch_control_app(name_to_id(_output_audio_device));
}
}
/* State Control */

2
libs/backends/coreaudio/coreaudio_backend.h
View File

@ -171,7 +171,9 @@ class CoreAudioBackend : public AudioBackend {
std::vector<DeviceStatus> enumerate_output_devices () const;
std::vector<float> available_sample_rates (const std::string& device) const;
std::vector<float> available_sample_rates (const std::string&, const std::string&) const;
std::vector<uint32_t> available_buffer_sizes (const std::string& device) const;
std::vector<uint32_t> available_buffer_sizes (const std::string&, const std::string&) const;
uint32_t available_input_channel_count (const std::string& device) const;
uint32_t available_output_channel_count (const std::string& device) const;