diff options
Diffstat (limited to 'media/audio/mac/audio_manager_mac.cc')
| -rw-r--r-- | media/audio/mac/audio_manager_mac.cc | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/media/audio/mac/audio_manager_mac.cc b/media/audio/mac/audio_manager_mac.cc index a4cadba..edf59930 100644 --- a/media/audio/mac/audio_manager_mac.cc +++ b/media/audio/mac/audio_manager_mac.cc @@ -10,7 +10,6 @@ #include "base/mac/mac_logging.h" #include "base/mac/scoped_cftyperef.h" #include "base/sys_string_conversions.h" -#include "media/audio/audio_util.h" #include "media/audio/mac/audio_input_mac.h" #include "media/audio/mac/audio_low_latency_input_mac.h" #include "media/audio/mac/audio_low_latency_output_mac.h" @@ -26,9 +25,6 @@ namespace media { // Maximum number of output streams that can be open simultaneously. static const int kMaxOutputStreams = 50; -// Maximum buffer size that CoreAudio can support, used by low latency path. -static const int kMaxLowLatencyBufferSize = 2047; - static bool HasAudioHardware(AudioObjectPropertySelector selector) { AudioDeviceID output_device_id = kAudioObjectUnknown; const AudioObjectPropertyAddress property_address = { @@ -337,22 +333,4 @@ AudioManager* CreateAudioManager() { return new AudioManagerMac(); } -AudioParameters AudioManagerMac::GetPreferredLowLatencyOutputStreamParameters( - const AudioParameters& params) { - // Applications should use their own preferred buffer size when no resampler - // is needed, and Apple CoreAudio can accept any buffer size up to 2047. - int native_sample_rate = GetAudioHardwareSampleRate(); - int buffer_size = GetAudioHardwareBufferSize(); - if (native_sample_rate == params.sample_rate() && - params.frames_per_buffer() <= kMaxLowLatencyBufferSize) { - buffer_size = params.frames_per_buffer(); - } - - return AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY, - params.channel_layout(), - native_sample_rate, - 16, - buffer_size); -} - } // namespace media |