diff options
| author | Robin Gareus <robin@gareus.org> | 2015-08-11 04:43:07 +0200 |
|---|---|---|
| committer | Robin Gareus <robin@gareus.org> | 2015-08-11 04:43:07 +0200 |
| commit | e8b2d7a85ba4f747a6752b708744f9a27c4c80e5 (patch) | |
| tree | 9d344fbadc1593dd69e34e2907f570dc24babadc /libs | |
| parent | 5e5db3c4024c05b52c6b913c7763cd164539cb8d (diff) | |
fix coreaudio half-duplex buffersize query
Diffstat (limited to 'libs')
| -rw-r--r-- | libs/backends/coreaudio/coreaudio_backend.cc | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/libs/backends/coreaudio/coreaudio_backend.cc b/libs/backends/coreaudio/coreaudio_backend.cc index 85bd2355bc..1eb55ca61e 100644 --- a/libs/backends/coreaudio/coreaudio_backend.cc +++ b/libs/backends/coreaudio/coreaudio_backend.cc @@ -237,11 +237,27 @@ CoreAudioBackend::available_sample_rates (const std::string&) const } std::vector<uint32_t> -CoreAudioBackend::available_buffer_sizes (const std::string& device) const +CoreAudioBackend::available_buffer_sizes (const std::string&) const { std::vector<uint32_t> bs; - _pcmio->available_buffer_sizes(name_to_id(device), bs); - return 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); + if (inp == UINT32_MAX && out == UINT32_MAX) { + return bs; + } else if (inp == UINT32_MAX) { + _pcmio->available_buffer_sizes(out, bs_out); + return bs_out; + } else if (out == UINT32_MAX) { + _pcmio->available_buffer_sizes(out, 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)); + return bs; + } } uint32_t |