drgreen/android_frameworks_base
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auto import from //branches/cupcake/...@131421

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The Android Open Source Project
2009-02-13 12:57:50 -08:00
parent d24b8183b9
commit da996f390e
202 changed files with 7483 additions and 6101 deletions
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39
include/media/AudioSystem.h
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@ -29,8 +29,27 @@ class AudioSystem
{
public:
enum stream_type {
DEFAULT =-1,
VOICE_CALL = 0,
SYSTEM = 1,
RING = 2,
MUSIC = 3,
ALARM = 4,
NOTIFICATION = 5,
BLUETOOTH_SCO = 6,
NUM_STREAM_TYPES
};
enum audio_output_type {
AUDIO_OUTPUT_DEFAULT =-1,
AUDIO_OUTPUT_HARDWARE = 0,
AUDIO_OUTPUT_A2DP = 1,
NUM_AUDIO_OUTPUT_TYPES
};
enum audio_format {
DEFAULT = 0,
FORMAT_DEFAULT = 0,
PCM_16_BIT,
PCM_8_BIT,
INVALID_FORMAT
@ -96,9 +115,11 @@ public:
static float linearToLog(int volume);
static int logToLinear(float volume);
static status_t getOutputSamplingRate(int* samplingRate);
static status_t getOutputFrameCount(int* frameCount);
static status_t getOutputLatency(uint32_t* latency);
static status_t getOutputSamplingRate(int* samplingRate, int stream = DEFAULT);
static status_t getOutputFrameCount(int* frameCount, int stream = DEFAULT);
static status_t getOutputLatency(uint32_t* latency, int stream = DEFAULT);
static bool routedToA2dpOutput(int streamType);
static status_t getInputBufferSize(uint32_t sampleRate, int format, int channelCount,
size_t* buffSize);
@ -117,9 +138,10 @@ private:
virtual void binderDied(const wp<IBinder>& who);
// IAudioFlingerClient
virtual void audioOutputChanged(uint32_t frameCount, uint32_t samplingRate, uint32_t latency);
virtual void a2dpEnabledChanged(bool enabled);
};
static int getOutput(int streamType);
static sp<AudioFlingerClient> gAudioFlingerClient;
@ -128,9 +150,10 @@ private:
static Mutex gLock;
static sp<IAudioFlinger> gAudioFlinger;
static audio_error_callback gAudioErrorCallback;
static int gOutSamplingRate;
static int gOutFrameCount;
static uint32_t gOutLatency;
static int gOutSamplingRate[NUM_AUDIO_OUTPUT_TYPES];
static int gOutFrameCount[NUM_AUDIO_OUTPUT_TYPES];
static uint32_t gOutLatency[NUM_AUDIO_OUTPUT_TYPES];
static bool gA2dpEnabled;
static size_t gInBuffSize;
// previous parameters for recording buffer size queries