diff options
Diffstat (limited to 'libaudio/AudioHardware.h')
| -rw-r--r-- | libaudio/AudioHardware.h | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/libaudio/AudioHardware.h b/libaudio/AudioHardware.h index dc83921..3a8fdb9 100644 --- a/libaudio/AudioHardware.h +++ b/libaudio/AudioHardware.h @@ -53,23 +53,19 @@ namespace android_audio_legacy { // Default audio output sample format #define AUDIO_HW_OUT_FORMAT (AudioSystem::PCM_16_BIT) // Kernel pcm out buffer size in frames at 44.1kHz -#define AUDIO_HW_OUT_PERIOD_MULT 8 // (8 * 128 = 1024 frames) -#define AUDIO_HW_OUT_PERIOD_SZ (PCM_PERIOD_SZ_MIN * AUDIO_HW_OUT_PERIOD_MULT) +#define AUDIO_HW_OUT_PERIOD_SZ 1024 #define AUDIO_HW_OUT_PERIOD_CNT 4 // Default audio output buffer size in bytes #define AUDIO_HW_OUT_PERIOD_BYTES (AUDIO_HW_OUT_PERIOD_SZ * 2 * sizeof(int16_t)) // Default audio input sample rate -#define AUDIO_HW_IN_SAMPLERATE 8000 +#define AUDIO_HW_IN_SAMPLERATE 44100 // Default audio input channel mask #define AUDIO_HW_IN_CHANNELS (AudioSystem::CHANNEL_IN_MONO) // Default audio input sample format #define AUDIO_HW_IN_FORMAT (AudioSystem::PCM_16_BIT) -// Number of buffers in audio driver for input -#define AUDIO_HW_NUM_IN_BUF 2 // Kernel pcm in buffer size in frames at 44.1kHz (before resampling) -#define AUDIO_HW_IN_PERIOD_MULT 16 // (16 * 128 = 2048 frames) -#define AUDIO_HW_IN_PERIOD_SZ (PCM_PERIOD_SZ_MIN * AUDIO_HW_IN_PERIOD_MULT) +#define AUDIO_HW_IN_PERIOD_SZ 2048 #define AUDIO_HW_IN_PERIOD_CNT 2 // Default audio input buffer size in bytes (8kHz mono) #define AUDIO_HW_IN_PERIOD_BYTES ((AUDIO_HW_IN_PERIOD_SZ*sizeof(int16_t))/8) |