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/* //device/servers/AudioFlinger/AudioDumpInterface.cpp
**
** Copyright 2008, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
#define LOG_TAG "AudioFlingerDump"
//#define LOG_NDEBUG 0
#include <stdint.h>
#include <sys/types.h>
#include <utils/Log.h>
#include <stdlib.h>
#include <unistd.h>
#include "AudioDumpInterface.h"
namespace android {
// ----------------------------------------------------------------------------
AudioDumpInterface::AudioDumpInterface(AudioHardwareInterface* hw)
: mFirstHwOutput(true), mPolicyCommands(String8("")), mFileName(String8(""))
{
if(hw == 0) {
LOGE("Dump construct hw = 0");
}
mFinalInterface = hw;
LOGV("Constructor %p, mFinalInterface %p", this, mFinalInterface);
}
AudioDumpInterface::~AudioDumpInterface()
{
for (size_t i = 0; i < mOutputs.size(); i++) {
closeOutputStream((AudioStreamOut *)mOutputs[i]);
}
if(mFinalInterface) delete mFinalInterface;
}
AudioStreamOut* AudioDumpInterface::openOutputStream(
uint32_t devices, int *format, uint32_t *channels, uint32_t *sampleRate, status_t *status)
{
AudioStreamOut* outFinal = NULL;
int lFormat = AudioSystem::PCM_16_BIT;
uint32_t lChannels = AudioSystem::CHANNEL_OUT_STEREO;
uint32_t lRate = 44100;
if (AudioSystem::isA2dpDevice((AudioSystem::audio_devices)devices) || mFirstHwOutput) {
outFinal = mFinalInterface->openOutputStream(devices, format, channels, sampleRate, status);
if (outFinal != 0) {
lFormat = outFinal->format();
lChannels = outFinal->channels();
lRate = outFinal->sampleRate();
if (!AudioSystem::isA2dpDevice((AudioSystem::audio_devices)devices)) {
mFirstHwOutput = false;
}
}
} else {
if (format != 0 && *format != 0) {
lFormat = *format;
} else {
lFormat = AudioSystem::PCM_16_BIT;
}
if (channels != 0 && *channels != 0) {
lChannels = *channels;
} else {
lChannels = AudioSystem::CHANNEL_OUT_STEREO;
}
if (sampleRate != 0 && *sampleRate != 0) {
lRate = *sampleRate;
} else {
lRate = 44100;
}
if (status) *status = NO_ERROR;
}
LOGV("openOutputStream(), outFinal %p", outFinal);
AudioStreamOutDump *dumOutput = new AudioStreamOutDump(this, mOutputs.size(), outFinal,
devices, lFormat, lChannels, lRate);
mOutputs.add(dumOutput);
return dumOutput;
}
void AudioDumpInterface::closeOutputStream(AudioStreamOut* out)
{
AudioStreamOutDump *dumpOut = (AudioStreamOutDump *)out;
if (mOutputs.indexOf(dumpOut) < 0) {
LOGW("Attempt to close invalid output stream");
return;
}
LOGV("closeOutputStream() output %p", out);
dumpOut->standby();
if (dumpOut->finalStream() != NULL) {
mFinalInterface->closeOutputStream(dumpOut->finalStream());
mFirstHwOutput = true;
}
mOutputs.remove(dumpOut);
delete dumpOut;
}
AudioStreamIn* AudioDumpInterface::openInputStream(uint32_t devices, int *format, uint32_t *channels,
uint32_t *sampleRate, status_t *status, AudioSystem::audio_in_acoustics acoustics)
{
AudioStreamIn* inFinal = NULL;
int lFormat = AudioSystem::PCM_16_BIT;
uint32_t lChannels = AudioSystem::CHANNEL_IN_MONO;
uint32_t lRate = 8000;
if (mInputs.size() == 0) {
inFinal = mFinalInterface->openInputStream(devices, format, channels, sampleRate, status, acoustics);
if (inFinal == 0) return 0;
lFormat = inFinal->format();
lChannels = inFinal->channels();
lRate = inFinal->sampleRate();
} else {
if (format != 0 && *format != 0) lFormat = *format;
if (channels != 0 && *channels != 0) lChannels = *channels;
if (sampleRate != 0 && *sampleRate != 0) lRate = *sampleRate;
if (status) *status = NO_ERROR;
}
LOGV("openInputStream(), inFinal %p", inFinal);
AudioStreamInDump *dumInput = new AudioStreamInDump(this, mInputs.size(), inFinal,
devices, lFormat, lChannels, lRate);
mInputs.add(dumInput);
return dumInput;
}
void AudioDumpInterface::closeInputStream(AudioStreamIn* in)
{
AudioStreamInDump *dumpIn = (AudioStreamInDump *)in;
if (mInputs.indexOf(dumpIn) < 0) {
LOGW("Attempt to close invalid input stream");
return;
}
dumpIn->standby();
if (dumpIn->finalStream() != NULL) {
mFinalInterface->closeInputStream(dumpIn->finalStream());
}
mInputs.remove(dumpIn);
delete dumpIn;
}
status_t AudioDumpInterface::setParameters(const String8& keyValuePairs)
{
AudioParameter param = AudioParameter(keyValuePairs);
String8 value;
int valueInt;
LOGV("setParameters %s", keyValuePairs.string());
if (param.get(String8("test_cmd_file_name"), value) == NO_ERROR) {
mFileName = value;
param.remove(String8("test_cmd_file_name"));
}
if (param.get(String8("test_cmd_policy"), value) == NO_ERROR) {
Mutex::Autolock _l(mLock);
param.remove(String8("test_cmd_policy"));
mPolicyCommands = param.toString();
LOGV("test_cmd_policy command %s written", mPolicyCommands.string());
return NO_ERROR;
}
if (mFinalInterface != 0 ) return mFinalInterface->setParameters(keyValuePairs);
return NO_ERROR;
}
String8 AudioDumpInterface::getParameters(const String8& keys)
{
AudioParameter param = AudioParameter(keys);
AudioParameter response;
String8 value;
// LOGV("getParameters %s", keys.string());
if (param.get(String8("test_cmd_policy"), value) == NO_ERROR) {
Mutex::Autolock _l(mLock);
if (mPolicyCommands.length() != 0) {
response = AudioParameter(mPolicyCommands);
response.addInt(String8("test_cmd_policy"), 1);
} else {
response.addInt(String8("test_cmd_policy"), 0);
}
param.remove(String8("test_cmd_policy"));
// LOGV("test_cmd_policy command %s read", mPolicyCommands.string());
}
if (param.get(String8("test_cmd_file_name"), value) == NO_ERROR) {
response.add(String8("test_cmd_file_name"), mFileName);
param.remove(String8("test_cmd_file_name"));
}
String8 keyValuePairs = response.toString();
if (param.size() && mFinalInterface != 0 ) {
keyValuePairs += ";";
keyValuePairs += mFinalInterface->getParameters(param.toString());
}
return keyValuePairs;
}
// ----------------------------------------------------------------------------
AudioStreamOutDump::AudioStreamOutDump(AudioDumpInterface *interface,
int id,
AudioStreamOut* finalStream,
uint32_t devices,
int format,
uint32_t channels,
uint32_t sampleRate)
: mInterface(interface), mId(id),
mSampleRate(sampleRate), mFormat(format), mChannels(channels), mLatency(0), mDevice(devices),
mBufferSize(1024), mFinalStream(finalStream), mOutFile(0), mFileCount(0)
{
LOGV("AudioStreamOutDump Constructor %p, mInterface %p, mFinalStream %p", this, mInterface, mFinalStream);
}
AudioStreamOutDump::~AudioStreamOutDump()
{
LOGV("AudioStreamOutDump destructor");
Close();
}
ssize_t AudioStreamOutDump::write(const void* buffer, size_t bytes)
{
ssize_t ret;
if (mFinalStream) {
ret = mFinalStream->write(buffer, bytes);
} else {
usleep((bytes * 1000000) / frameSize() / sampleRate());
ret = bytes;
}
if(!mOutFile) {
if (mInterface->fileName() != "") {
char name[255];
sprintf(name, "%s_%d_%d.pcm", mInterface->fileName().string(), mId, ++mFileCount);
mOutFile = fopen(name, "wb");
LOGV("Opening dump file %s, fh %p", name, mOutFile);
}
}
if (mOutFile) {
fwrite(buffer, bytes, 1, mOutFile);
}
return ret;
}
status_t AudioStreamOutDump::standby()
{
LOGV("AudioStreamOutDump standby(), mOutFile %p, mFinalStream %p", mOutFile, mFinalStream);
Close();
if (mFinalStream != 0 ) return mFinalStream->standby();
return NO_ERROR;
}
uint32_t AudioStreamOutDump::sampleRate() const
{
if (mFinalStream != 0 ) return mFinalStream->sampleRate();
return mSampleRate;
}
size_t AudioStreamOutDump::bufferSize() const
{
if (mFinalStream != 0 ) return mFinalStream->bufferSize();
return mBufferSize;
}
uint32_t AudioStreamOutDump::channels() const
{
if (mFinalStream != 0 ) return mFinalStream->channels();
return mChannels;
}
int AudioStreamOutDump::format() const
{
if (mFinalStream != 0 ) return mFinalStream->format();
return mFormat;
}
uint32_t AudioStreamOutDump::latency() const
{
if (mFinalStream != 0 ) return mFinalStream->latency();
return 0;
}
status_t AudioStreamOutDump::setVolume(float left, float right)
{
if (mFinalStream != 0 ) return mFinalStream->setVolume(left, right);
return NO_ERROR;
}
status_t AudioStreamOutDump::setParameters(const String8& keyValuePairs)
{
LOGV("AudioStreamOutDump::setParameters %s", keyValuePairs.string());
if (mFinalStream != 0 ) {
return mFinalStream->setParameters(keyValuePairs);
}
AudioParameter param = AudioParameter(keyValuePairs);
String8 value;
int valueInt;
status_t status = NO_ERROR;
if (param.getInt(String8("set_id"), valueInt) == NO_ERROR) {
mId = valueInt;
}
if (param.getInt(String8("format"), valueInt) == NO_ERROR) {
if (mOutFile == 0) {
mFormat = valueInt;
} else {
status = INVALID_OPERATION;
}
}
if (param.getInt(String8("channels"), valueInt) == NO_ERROR) {
if (valueInt == AudioSystem::CHANNEL_OUT_STEREO || valueInt == AudioSystem::CHANNEL_OUT_MONO) {
mChannels = valueInt;
} else {
status = BAD_VALUE;
}
}
if (param.getInt(String8("sampling_rate"), valueInt) == NO_ERROR) {
if (valueInt > 0 && valueInt <= 48000) {
if (mOutFile == 0) {
mSampleRate = valueInt;
} else {
status = INVALID_OPERATION;
}
} else {
status = BAD_VALUE;
}
}
return status;
}
String8 AudioStreamOutDump::getParameters(const String8& keys)
{
if (mFinalStream != 0 ) return mFinalStream->getParameters(keys);
AudioParameter param = AudioParameter(keys);
return param.toString();
}
status_t AudioStreamOutDump::dump(int fd, const Vector<String16>& args)
{
if (mFinalStream != 0 ) return mFinalStream->dump(fd, args);
return NO_ERROR;
}
void AudioStreamOutDump::Close()
{
if(mOutFile) {
fclose(mOutFile);
mOutFile = 0;
}
}
status_t AudioStreamOutDump::getRenderPosition(uint32_t *dspFrames)
{
if (mFinalStream != 0 ) return mFinalStream->getRenderPosition(dspFrames);
return INVALID_OPERATION;
}
// ----------------------------------------------------------------------------
AudioStreamInDump::AudioStreamInDump(AudioDumpInterface *interface,
int id,
AudioStreamIn* finalStream,
uint32_t devices,
int format,
uint32_t channels,
uint32_t sampleRate)
: mInterface(interface), mId(id),
mSampleRate(sampleRate), mFormat(format), mChannels(channels), mDevice(devices),
mBufferSize(1024), mFinalStream(finalStream), mInFile(0)
{
LOGV("AudioStreamInDump Constructor %p, mInterface %p, mFinalStream %p", this, mInterface, mFinalStream);
}
AudioStreamInDump::~AudioStreamInDump()
{
Close();
}
ssize_t AudioStreamInDump::read(void* buffer, ssize_t bytes)
{
if (mFinalStream) {
return mFinalStream->read(buffer, bytes);
}
usleep((bytes * 1000000) / frameSize() / sampleRate());
if(!mInFile) {
char name[255];
strcpy(name, "/sdcard/music/sine440");
if (channels() == AudioSystem::CHANNEL_IN_MONO) {
strcat(name, "_mo");
} else {
strcat(name, "_st");
}
if (format() == AudioSystem::PCM_16_BIT) {
strcat(name, "_16b");
} else {
strcat(name, "_8b");
}
if (sampleRate() < 16000) {
strcat(name, "_8k");
} else if (sampleRate() < 32000) {
strcat(name, "_22k");
} else if (sampleRate() < 48000) {
strcat(name, "_44k");
} else {
strcat(name, "_48k");
}
strcat(name, ".wav");
mInFile = fopen(name, "rb");
LOGV("Opening dump file %s, fh %p", name, mInFile);
if (mInFile) {
fseek(mInFile, AUDIO_DUMP_WAVE_HDR_SIZE, SEEK_SET);
}
}
if (mInFile) {
ssize_t bytesRead = fread(buffer, bytes, 1, mInFile);
if (bytesRead != bytes) {
fseek(mInFile, AUDIO_DUMP_WAVE_HDR_SIZE, SEEK_SET);
fread((uint8_t *)buffer+bytesRead, bytes-bytesRead, 1, mInFile);
}
}
return bytes;
}
status_t AudioStreamInDump::standby()
{
LOGV("AudioStreamInDump standby(), mInFile %p, mFinalStream %p", mInFile, mFinalStream);
Close();
if (mFinalStream != 0 ) return mFinalStream->standby();
return NO_ERROR;
}
status_t AudioStreamInDump::setGain(float gain)
{
if (mFinalStream != 0 ) return mFinalStream->setGain(gain);
return NO_ERROR;
}
uint32_t AudioStreamInDump::sampleRate() const
{
if (mFinalStream != 0 ) return mFinalStream->sampleRate();
return mSampleRate;
}
size_t AudioStreamInDump::bufferSize() const
{
if (mFinalStream != 0 ) return mFinalStream->bufferSize();
return mBufferSize;
}
uint32_t AudioStreamInDump::channels() const
{
if (mFinalStream != 0 ) return mFinalStream->channels();
return mChannels;
}
int AudioStreamInDump::format() const
{
if (mFinalStream != 0 ) return mFinalStream->format();
return mFormat;
}
status_t AudioStreamInDump::setParameters(const String8& keyValuePairs)
{
LOGV("AudioStreamInDump::setParameters()");
if (mFinalStream != 0 ) return mFinalStream->setParameters(keyValuePairs);
return NO_ERROR;
}
String8 AudioStreamInDump::getParameters(const String8& keys)
{
if (mFinalStream != 0 ) return mFinalStream->getParameters(keys);
AudioParameter param = AudioParameter(keys);
return param.toString();
}
unsigned int AudioStreamInDump::getInputFramesLost() const
{
if (mFinalStream != 0 ) return mFinalStream->getInputFramesLost();
return 0;
}
status_t AudioStreamInDump::dump(int fd, const Vector<String16>& args)
{
if (mFinalStream != 0 ) return mFinalStream->dump(fd, args);
return NO_ERROR;
}
void AudioStreamInDump::Close()
{
if(mInFile) {
fclose(mInFile);
mInFile = 0;
}
}
}; // namespace android