static snd_pcm_sframes_t io_capture_transfer(struct snd_pcm_plugin *plugin,
const struct snd_pcm_plugin_channel *src_channels,
struct snd_pcm_plugin_channel *dst_channels,
snd_pcm_uframes_t frames)
{
if (snd_BUG_ON(!plugin))
return -ENXIO;
if (snd_BUG_ON(!dst_channels))
return -ENXIO;
if (plugin->access == SNDRV_PCM_ACCESS_RW_INTERLEAVED) {
return pcm_read(plugin->plug, dst_channels->area.addr, frames);
} else {
int channel, channels = plugin->dst_format.channels;
void **bufs = (void**)plugin->extra_data;
if (snd_BUG_ON(!bufs))
return -ENXIO;
for (channel = 0; channel < channels; channel++) {
if (dst_channels[channel].enabled)
bufs[channel] = dst_channels[channel].area.addr;
else
bufs[channel] = NULL;
}
return pcm_readv(plugin->plug, bufs, frames);
}
return 0;
}
//读取flash参数
void read_flash( void )
{
lcd_clear(BLACK);
if (FR_OK != lcd_font16(0,0,BLACK,BLACK," ","song16.zk") )
{
lcd_mem_err(250,200,RED,BLACK);
while (1);
}
pcm_read(); //从flash读取上位机参数
prm_read(); //从flash区读取系统参数
prv_read(); //从flash读取特权参数
pHmi = pcm_hmi_get(); //获取人机界面的杂项参数
formate_flash(); //格式化FLASH
pTest = pcm_test_get(pHmi->test_standard_index); //从FLASH获取试验索引以及数据，放入内存
smpl_name = KZ_KY_judge(pHmi->test_standard_index); //判断当前通道，为了后面设置保护模式
cur_model = cur_model_get(); //获取机型
cur_model_type = model_type_get(); //获取机型类型
// LCD_light_set(pHmi->lcd_light_use); //设置背光
boot_link(); //上电后联机
LinkInit(); //与PC联机初始化
set_page(mainpage); //默认进入主界面
}
static
int caf_info(caf_reader_t *reader, int64_t chunk_size)
{
char *buf, *key, *val, *end;
size_t len;
if (chunk_size < 4 || (buf = malloc(chunk_size)) == 0)
return -1;
pcm_read(&reader->io, buf, chunk_size);
key = buf + 4;
end = buf + chunk_size;
do {
if ((val = key + strlen(key) + 1) < end) {
len = strlen(val);
if (reader->tag_callback)
reader->tag_callback(reader->tag_ctx, key, val, len);
key = val + len + 1;
}
} while (key < end && val < end);
if (reader->tag_callback)
reader->tag_callback(reader->tag_ctx, 0, 0, 0);
free(buf);
return 0;
}
/*------------------------------------------------------------
* Function Name : ReadFlash
* Description : 读取FLASH
* Input : None
* Output : None
* Return : None
*------------------------------------------------------------*/
void ReadFlash( void )
{
lcd_clear(WHITE);
pcm_read(); //从flash读取上位机参数
prm_read(); //从flash区读取系统参数
prv_read(); //从flash读取特权参数
pHmi = pcm_hmi_get(); //获取人机界面的杂项参数
FormateFlash(); //格式化FLASH
pTest = pcm_test_get(pHmi->test_standard_index); //从FLASH获取试验索引以及数据，放入内存
AutoBackUpSystem(); //自动备份
HandlerNearExpire(); //接近到期警告
ChangeTestType(); //防止抗折机使用抗压试验，抗压机使用抗折试验
BootLink(); //上电后联机
get_key(0x00000000); //熄灭全部LED
SetPage(MAIN_PAGE); //默认进入主界面
}
int pcm_read32be(pcm_io_context_t *io, uint32_t *value)
{
if (pcm_read(io, value, 4) == 4) {
*value = m4af_btoh32(*value);
return 0;
}
return -1;
}
int pcm_read16be(pcm_io_context_t *io, uint16_t *value)
{
if (pcm_read(io, value, 2) == 2) {
*value = m4af_btoh16(*value);
return 0;
}
return -1;
}
int pcm_read64be(pcm_io_context_t *io, uint64_t *value)
{
if (pcm_read(io, value, 8) == 8) {
*value = m4af_btoh64(*value);
return 0;
}
return -1;
}
unsigned int capture_sample(FILE *file, unsigned int card, unsigned int device,
unsigned int channels, unsigned int rate,
enum pcm_format format, unsigned int period_size,
unsigned int period_count)
{
struct pcm_config config;
struct pcm *pcm;
char *buffer;
unsigned int size;
unsigned int bytes_read = 0;
memset(&config, 0, sizeof(config));
config.channels = channels;
config.rate = rate;
config.period_size = period_size;
config.period_count = period_count;
config.format = format;
config.start_threshold = 0;
config.stop_threshold = 0;
config.silence_threshold = 0;
pcm = pcm_open(card, device, PCM_IN, &config);
if (!pcm || !pcm_is_ready(pcm)) {
fprintf(stderr, "Unable to open PCM device (%s)\n",
pcm_get_error(pcm));
return 0;
}
size = pcm_frames_to_bytes(pcm, pcm_get_buffer_size(pcm));
buffer = malloc(size);
if (!buffer) {
fprintf(stderr, "Unable to allocate %d bytes\n", size);
free(buffer);
pcm_close(pcm);
return 0;
}
printf("Capturing sample: %u ch, %u hz, %u bit\n", channels, rate,
pcm_format_to_bits(format));
while (capturing && !pcm_read(pcm, buffer, size)) {
if (fwrite(buffer, 1, size, file) != size) {
fprintf(stderr,"Error capturing sample\n");
break;
}
bytes_read += size;
}
free(buffer);
pcm_close(pcm);
return pcm_bytes_to_frames(pcm, bytes_read);
}
unsigned int capture_sample(FILE *file, unsigned int device,
unsigned int channels, unsigned int rate,
unsigned int bits)
{
struct pcm_config config;
struct pcm *pcm;
char *buffer;
unsigned int size;
unsigned int bytes_read = 0;
config.channels = channels;
config.rate = rate;
config.period_size = 1024;
config.period_count = 4;
if (bits == 32)
config.format = PCM_FORMAT_S32_LE;
else if (bits == 16)
config.format = PCM_FORMAT_S16_LE;
pcm = pcm_open(0, device, PCM_IN, &config);
if (!pcm || !pcm_is_ready(pcm)) {
fprintf(stderr, "Unable to open PCM device (%s)\n",
pcm_get_error(pcm));
return 0;
}
size = pcm_get_buffer_size(pcm);
buffer = malloc(size);
if (!buffer) {
fprintf(stderr, "Unable to allocate %d bytes\n", size);
free(buffer);
pcm_close(pcm);
return 0;
}
printf("Capturing sample: %u ch, %u hz, %u bit\n", channels, rate, bits);
while (capturing && !pcm_read(pcm, buffer, size)) {
if (fwrite(buffer, 1, size, file) != size) {
fprintf(stderr,"Error capturing sample\n");
break;
}
bytes_read += size;
}
free(buffer);
pcm_close(pcm);
return bytes_read / ((bits / 8) * channels);
}
static
int caf_read_frames(pcm_reader_t *preader, void *buffer, unsigned nframes)
{
int rc;
unsigned i, j, nbytes;
caf_reader_t *reader = (caf_reader_t *)preader;
unsigned bpf = reader->sample_format.bytes_per_frame;
unsigned nchannels = reader->sample_format.channels_per_frame;
unsigned bpc = bpf / nchannels;
uint8_t tmp[64]; /* enough room for maximum bpf: 8ch float64 */
uint8_t *bp;
uint8_t *chanmap = reader->chanmap;
if (nframes > reader->length - reader->position)
nframes = reader->length - reader->position;
nbytes = nframes * bpf;
if (nbytes) {
if ((rc = pcm_read(&reader->io, buffer, nbytes)) < 0)
return -1;
nframes = rc / bpf;
for (bp = buffer, i = 0; i < nframes; ++i, bp += bpf) {
memcpy(tmp, bp, bpf);
for (j = 0; j < nchannels; ++j)
memcpy(bp + bpc * j, tmp + bpc * chanmap[j], bpc);
}
reader->position += nframes;
}
if (nframes == 0) {
/* fetch info after data chunk */
uint32_t fcc;
int64_t chunk_size;
while ((fcc = caf_next_chunk(reader, &chunk_size)) != 0) {
if (fcc == M4AF_FOURCC('i','n','f','o'))
TRY_IO(caf_info(reader, chunk_size));
else
TRY_IO(pcm_skip(&reader->io, chunk_size));
}
}
return nframes;
FAIL:
return 0;
}
bool AudioRecordingLocal::doPlaybackOrRecord(android::sp<Buffer>& buffer)
{
int toRead = mSizes;
if (buffer->amountToHandle() < (size_t)mSizes) {
toRead = buffer->amountToHandle();
}
LOGD("recording will read %d", toRead);
while (toRead > 0) {
int readSize = (toRead > mBufferSize) ? mBufferSize : toRead;
if (pcm_read(mPcmHandle, buffer->getUnhanledData(), readSize)) {
LOGE("AudioRecordingLocal error %s", pcm_get_error(mPcmHandle));
return false;
}
buffer->increaseHandled(readSize);
toRead -= readSize;
}
LOGV("AudioRecordingLocal::doPlaybackOrRecord %d", buffer->amountHandled());
return true;
}
/*------------------------------------------------------------
* Function Name : FormateFlash
* Description : 用于第一次使用时格式化FLASH
* Input : None
* Output : None
* Return : None
*------------------------------------------------------------*/
void FormateFlash( void )
{
SetFormateFlashTimeOut(1000);
while (GetFormateFlashTimeOut() == TIMEIN)
{
if (KEY_STOP != get_key(0xffffffff))
{
return;
}
}
if (EraseFlashAskHandler() == DISABLE)
{
return;
}
SetPage(USER_LOGIN_PAGE);
if (FAILED == LoadManagerLogin() )
{
lcd_clear(COLOR_BACK);
return;
}
memset(get_pcm(),0x00,PCM_MEM_SIZE);
memset(get_prm(),0x00,PRM_MEM_SIZE);
memset(get_prv(),0x00,PRV_MEM_SIZE);
pHmi->test_standard_index = KYSNJS; //设置默认试验
pHmi->lcd_light_use = 5; //设置默认亮度
pcm_save();
prm_save();
prv_save();
pcm_read();
prm_read();
prv_read();
lcd_clear(COLOR_BACK);
}
static ssize_t in_read(struct audio_stream_in *stream, void *buffer,
size_t bytes)
{
struct stream_in *in = (struct stream_in *)stream;
struct audio_device *adev = in->dev;
int i, ret = -1;
ALOGV("%s enter",__func__);
pthread_mutex_lock(&in->lock);
if (in->standby) {
pthread_mutex_lock(&adev->lock);
ret = start_input_stream(in);
pthread_mutex_unlock(&adev->lock);
if (ret != 0) {
goto exit;
}
in->standby = false;
}
if (in->pcm) {
ret = pcm_read(in->pcm, buffer, bytes);
}
ALOGV("in_read returned %d bytes ret = %d",bytes,ret);
exit:
pthread_mutex_unlock(&in->lock);
if (ret != 0) {
in_standby(&in->stream.common);
uint64_t duration_ms = ((bytes * 1000)/
(audio_stream_frame_size(&in->stream.common)) /
(in_get_sample_rate(&in->stream.common)));
ALOGV("%s : silence read - read failed", __func__);
usleep(duration_ms * 1000);
}
ALOGV("%s exit",__func__);
return bytes;
}
int read_producer_stream(bionet_stream_t *stream) {
stream_info_t *sinfo = bionet_stream_get_user_data(stream);
alsa_t *alsa = sinfo->info.producer.alsa;
int r;
int frames, bytes;
if (!check_alsa_poll(alsa)) {
return 0;
}
r = pcm_read(alsa);
if (r < 0) {
// FIXME
printf("read error on stream %s\n", bionet_stream_get_local_name(stream));
return 1;
}
frames = r;
bytes = (frames * alsa->bytes_per_frame);
hab_publish_stream(stream, alsa->audio_buffer, bytes);
#if 0
FIXME
r = write(client->socket, client->alsa->audio_buffer, bytes);
if (r < 0) {
printf("error writing stream %s to consumer: %s\n", bionet_stream_get_local_name(stream), strerror(errno));
disconnect_client(stream, client);
return 1;
} else if (r < bytes) {
printf("short write to stream %s consumer", bionet_stream_get_local_name(stream));
disconnect_client(stream, client);
return 1;
}
#endif
return 0;
}
int record_file(unsigned rate, unsigned channels, int fd, unsigned count)
{
struct pcm *pcm;
unsigned avail, xfer, bufsize;
char *data, *next;
int r;
pcm = pcm_open(PCM_IN|PCM_MONO);
if (!pcm_ready(pcm)) {
pcm_close(pcm);
goto fail;
}
bufsize = pcm_buffer_size(pcm);
data = malloc(bufsize);
if (!data) {
fprintf(stderr,"could not allocate %d bytes\n", count);
return -1;
}
while (!pcm_read(pcm, data, bufsize)) {
if (write(fd, data, bufsize) != bufsize) {
fprintf(stderr,"could not write %d bytes\n", bufsize);
return -1;
}
}
close(fd);
pcm_close(pcm);
return 0;
fail:
fprintf(stderr,"pcm error: %s\n", pcm_error(pcm));
return -1;
}
//格式化FLASH，用于第一次烧录本程序的新板子
void formate_flash( void )
{
uint8_t *pStart_addr = NULL;
HMI_TypeDef *pPcm = NULL;
uint32_t len;
if (pHmi->check_flash == 0xff)
{
if (ask_dialog_box() == DISABLE)
{
return;
}
pPcm = pcm_hmi_get();
len = sizeof(PCM_TypeDef);
memset(pPcm,0x00,len); //清空FLASH参数区
pStart_addr = get_prm();
memset(pStart_addr,0x00,PRM_MEM_SIZE_2CH);
pHmi->test_standard_index = KZSNJS; //设置默认试验
pHmi->lcd_light_use = 5; //设置默认亮度
pcm_save();
prm_save();
prv_save();
pcm_read();
prm_read();
prv_read();
#ifdef ENABLE_BEEP
BEEP_RING_WARN();
#endif
}
}
ssize_t InStream::read(void* buffer, size_t bytes) {
int ret = 0;
LOGFUNC("%s(%p, %p, %d)", __func__, this, buffer, bytes);
AutoMutex lock(mLock);
if (mStandby) {
if (startInputStream())
return -EBUSY;
}
ret = pcm_read(mPcm, buffer, bytes);
ALOGV("pcm_read(%p, %p, %d) returned %d", mPcm, buffer, bytes, ret);
if (ret >= 0 && mDev.mMicMute)
memset(buffer, 0, bytes);
if (ret < 0) {
ALOGE("pcm_read(%p, %p, %d) returned %d", mPcm, buffer, bytes, ret);
usleep(bytes * 1000000 /
audio_stream_frame_size(&audio_stream_in()->common) /
mConfig.rate);
}
return bytes;
}
static int stream_transfer(struct stream_transfer *stream_transfer)
{
struct dev_stream *stream_sender;
struct dev_stream *stream_receiver;
int size_transfer = 0;
int ret =0;
int exit_flag =0;
int i =0;
short* Srcptr;
short* Drcptr;
stream_sender = stream_transfer->stream_sender;
stream_receiver = stream_transfer->stream_receiver;
size_transfer = stream_sender->buf_size;
#ifdef START_ZERO_BUFFER
/* 消除开头杂音 */
memset(stream_sender->buf, 0, stream_sender->buf_size);
pcm_write(stream_receiver->dev, stream_sender->buf, stream_sender->buf_size);
#endif
while( 1 ){
if ( (!stream_transfer->voice_thread_run_flag) || (exit_flag == 1)){
break;
}
ret = pcm_read(stream_sender->dev, stream_sender->buf, size_transfer);
if (ret != 0) {
exit_flag = 1;
ALOGE("err: read codec err:%s, ret=%d", strerror(errno), ret);
break;
}
if ( (!stream_transfer->voice_thread_run_flag) || (exit_flag == 1)){
break;
}
ret = pcm_write(stream_receiver->dev, stream_sender->buf, size_transfer);
if (ret != 0) {
exit_flag = 1;
ALOGE("err: write pcm err:%s, ret=%d", strerror(errno), ret);
}
if ( (!stream_transfer->voice_thread_run_flag) || (exit_flag == 1)){
break;
}
if (stream_transfer->record_flag == 1){
//是上行,还是下行.
if (stream_transfer->voice_direction == UPSTREAM){
Srcptr = (short*)(stream_sender->buf);
Drcptr = (short*)(record_data.record_buf + (record_data.lenwriteup%record_data.record_lenth));
if(record_data.lenwriteup >= record_data.lenwritedown)
{
memcpy(Drcptr,Srcptr,size_transfer);
}
else
{
int i;
for(i=0;i<size_transfer/2;i++,Drcptr++)
{
*Drcptr = (*Drcptr + *Srcptr++)/2;
}
record_data.lenwrite += size_transfer;
// sem_post(&sem_record);
}
record_data.lenwriteup += size_transfer;
//ALOGD("stream is upload");
} else {
Srcptr = (short*)(stream_sender->buf);
Drcptr = (short*)(record_data.record_buf + (record_data.lenwritedown%record_data.record_lenth));
if(record_data.lenwritedown >= record_data.lenwriteup)
{
memcpy(Drcptr,Srcptr,size_transfer);
}
else
{
for(i=0;i<size_transfer/2;i++,Drcptr++)
{
*Drcptr = ((int)*Drcptr + (int)(*Srcptr++))/2;
}
record_data.lenwrite += size_transfer;
// sem_post(&sem_record);
}
record_data.lenwritedown += size_transfer;
//ALOGD("stream is download");
}
sem_post(&sem_record);
}
//ALOGD("pcm running ... , type=%d ",stream_sender->type);
if ( (!stream_transfer->voice_thread_run_flag) || (exit_flag == 1)){
break;
}
}
return 0;
}
void *AudioALSACaptureDataProviderNormal::readThread(void *arg)
{
status_t retval = NO_ERROR;
AudioALSACaptureDataProviderNormal *pDataProvider = static_cast<AudioALSACaptureDataProviderNormal *>(arg);
uint32_t open_index = pDataProvider->mOpenIndex;
char nameset[32];
sprintf(nameset, "%s%d", __FUNCTION__, pDataProvider->mCaptureDataProviderType);
prctl(PR_SET_NAME, (unsigned long)nameset, 0, 0, 0);
#ifdef MTK_AUDIO_ADJUST_PRIORITY
// force to set priority
struct sched_param sched_p;
sched_getparam(0, &sched_p);
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 1;
if (0 != sched_setscheduler(0, SCHED_RR, &sched_p))
{
ALOGE("[%s] failed, errno: %d", __FUNCTION__, errno);
}
else
{
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 1;
sched_getparam(0, &sched_p);
ALOGD("sched_setscheduler ok, priority: %d", sched_p.sched_priority);
}
#endif
ALOGD("+%s(), pid: %d, tid: %d, kReadBufferSize=%x, open_index=%d", __FUNCTION__, getpid(), gettid(), kReadBufferSize, open_index);
// read raw data from alsa driver
char linear_buffer[kReadBufferSize];
uint32_t Read_Size = kReadBufferSize;
uint32_t kReadBufferSize_new;
while (pDataProvider->mEnable == true)
{
if (open_index != pDataProvider->mOpenIndex)
{
ALOGD("%s(), open_index(%d) != mOpenIndex(%d), return", __FUNCTION__, open_index, pDataProvider->mOpenIndex);
break;
}
retval = pDataProvider->mEnableLock.lock_timeout(300);
ASSERT(retval == NO_ERROR);
if (pDataProvider->mEnable == false)
{
pDataProvider->mEnableLock.unlock();
break;
}
ASSERT(pDataProvider->mPcm != NULL);
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[0] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
if (pDataProvider->mCaptureDropSize > 0)
{
Read_Size = (pDataProvider->mCaptureDropSize > kReadBufferSize) ? kReadBufferSize : pDataProvider->mCaptureDropSize;
int retval = pcm_read(pDataProvider->mPcm, linear_buffer, Read_Size);
if (retval != 0)
{
ALOGE("%s(), pcm_read() drop error, retval = %d", __FUNCTION__, retval);
}
ALOGD("%s(), mCaptureDropSize = %d, Read_Size=%d", __FUNCTION__, pDataProvider->mCaptureDropSize, Read_Size);
pDataProvider->mCaptureDropSize -= Read_Size;
pDataProvider->mEnableLock.unlock();
continue;
}
else
{
int retval = pcm_read(pDataProvider->mPcm, linear_buffer, kReadBufferSize);
if (retval != 0)
{
ALOGE("%s(), pcm_read() error, retval = %d", __FUNCTION__, retval);
}
}
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[1] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
//struct timespec tempTimeStamp;
pDataProvider->GetCaptureTimeStamp(&pDataProvider->mStreamAttributeSource.Time_Info, kReadBufferSize);
#ifdef RECORD_INPUT_24BITS // 24bit record
uint32_t *ptr32bit_r = (uint32_t *)linear_buffer;
int16_t *ptr16bit_w = (int16_t *)linear_buffer;
int i;
ALOGV("24bit record, kReadBufferSize=%d, init ptr32bit_r=0x%x, ptr16bit_w =0x%x", kReadBufferSize, ptr32bit_r, ptr16bit_w);
for (i = 0; i < kReadBufferSize / 4; i++)
{
*(ptr16bit_w + i) = (int16_t)(*(ptr32bit_r + i) >> 8);
}
kReadBufferSize_new = kReadBufferSize >> 1;
#else
kReadBufferSize_new = kReadBufferSize;
#endif
#ifdef MTK_VOW_SUPPORT
//copy data to DC Cal
pDataProvider->copyCaptureDataToDCCalBuffer(linear_buffer, kReadBufferSize_new);
#endif
// use ringbuf format to save buffer info
pDataProvider->mPcmReadBuf.pBufBase = linear_buffer;
pDataProvider->mPcmReadBuf.bufLen = kReadBufferSize_new + 1; // +1: avoid pRead == pWrite
pDataProvider->mPcmReadBuf.pRead = linear_buffer;
pDataProvider->mPcmReadBuf.pWrite = linear_buffer + kReadBufferSize_new;
pDataProvider->mEnableLock.unlock();
pDataProvider->provideCaptureDataToAllClients(open_index);
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[2] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
ALOGD("%s, latency_in_us,%1.6lf,%1.6lf,%1.6lf", __FUNCTION__, pDataProvider->timerec[0], pDataProvider->timerec[1], pDataProvider->timerec[2]);
}
ALOGD("-%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
pthread_exit(NULL);
return NULL;
}
static void capture(char *orig_name)
{
int tostdout=0; /* boolean which describes output stream */
int filecount=0; /* number of files written */
char *name = orig_name; /* current filename */
char namebuf[PATH_MAX+1];
off64_t count, rest; /* number of bytes to capture */
/* get number of bytes to capture */
count = calc_count();
if (count == 0)
count = LLONG_MAX;
/* WAVE-file should be even (I'm not sure), but wasting one byte
isn't a problem (this can only be in 8 bit mono) */
if (count < LLONG_MAX)
count += count % 2;
else
count -= count % 2;
printf("arecord: Recording audio to: %s\n", name);
/* setup sound hardware */
set_params();
/* write to stdout? */
if (!name || !strcmp(name, "-")) {
fd = fileno(stdout);
name = "stdout";
tostdout=1;
if (count > fmt_rec_table[file_type].max_filesize)
count = fmt_rec_table[file_type].max_filesize;
}
do {
/* open a file to write */
if(!tostdout) {
/* upon the second file we start the numbering scheme */
if (filecount) {
filecount = new_capture_file(orig_name, namebuf,
sizeof(namebuf),
filecount);
name = namebuf;
}
/* open a new file */
remove(name);
if ((fd = open64(name, O_WRONLY | O_CREAT, 0644)) == -1) {
perror(name);
exit(EXIT_FAILURE);
}
filecount++;
}
rest = count;
if (rest > fmt_rec_table[file_type].max_filesize)
rest = fmt_rec_table[file_type].max_filesize;
/* setup sample header */
if (fmt_rec_table[file_type].start)
fmt_rec_table[file_type].start(fd, rest);
/* capture */
fdcount = 0;
while (rest > 0 && capture_stop == 0) {
size_t c = (rest <= (off64_t)chunk_bytes) ?
(size_t)rest : chunk_bytes;
size_t f = c * 8 / bits_per_frame;
if (pcm_read(audiobuf, f) != f)
break;
if (write(fd, audiobuf, c) != c) {
perror(name);
exit(EXIT_FAILURE);
}
count -= c;
rest -= c;
fdcount += c;
}
/* finish sample container */
if (fmt_rec_table[file_type].end && !tostdout) {
fmt_rec_table[file_type].end(fd);
fd = -1;
}
/* repeat the loop when format is raw without timelimit or
* requested counts of data are recorded
*/
} while ( ((file_type == FORMAT_RAW && !timelimit) || count > 0) &&
capture_stop == 0);
printf("arecord: Stopping capturing audio.\n");
}
int proxy_read(const alsa_device_proxy * proxy, void *data, unsigned int count)
{
return pcm_read(proxy->pcm, data, count);
}
/*------------------------------------------------------------
* Function Name : SystemRestoreStart
* Description : 开始还原
* Input : None
* Output : None
* Return : None
*------------------------------------------------------------*/
void SystemRestoreStart( void )
{
FunctionalState RETURN = DISABLE;
ASK_WARN_TypeDef ASK;
uint8_t SaveMedium = 0xff;
FRESULT result[3];
if (SystemRestore.Account == MANAGER)
{
if (NO == CheckBackUpFileExist(SystemRestore.data[RESTORM_DATE]))
{
SetErr(&GeneralWarning,PCM_ERR,0xff,2,&SystemRestoreWarn[8]);
return;
}
}
SetErr(&GeneralWarning,PCM_ERR,0xfe,1,&SystemRestoreWarn[1]);
SystemRestoreConfigAskWarn(&ASK);
while (1)
{
/* 上位机警告 */
RETURN = ASK_WarningHandlerProcess(&ASK);
if (RETURN == ENABLE)
{
if (ASK.NewFunc == ENABLE)
{
if (SystemRestoreAsk() == ENABLE)
{
SetPage(PID_CALIBRATION);
return;
}
SaveMedium = SelectRestoreMediumProcess();
if (SaveMedium == BACKUP_USB)
{
if (Get_USB_Status() == ERROR)
{
SetErr(&GeneralWarning,PCM_ERR,0xff,1,&SystemRestoreWarn[10]);
return;
}
}
lcd_show_image(MAIN_FUNC_POS3_X,MAIN_FUNC_POS_Y,BUTTON_RESTOREING);
if (SystemRestore.Account == TEST_CUSTOM)
{
result[0] = pcm_recover(SaveMedium);
result[1] = prm_recover(SaveMedium);
result[2] = prv_recover(SaveMedium);
}
else
{
result[0] = PcmRecoverWithDate(SystemRestore.data[RESTORM_DATE]);
result[1] = PrmRecoverWithDate(SystemRestore.data[RESTORM_DATE]);
result[2] = PrvRecoverWithDate(SystemRestore.data[RESTORM_DATE]);
}
if ((result[0]==FR_OK) && (result[1]==FR_OK) && (result[2]==FR_OK))
{
SetErr(&GeneralWarning,PCM_ERR,0xff,1,&SystemRestoreWarn[2]);
}
else
{
SetErr(&GeneralWarning,PCM_ERR,0xff,1,&SystemRestoreWarn[11]);
return;
}
pcm_save();
prm_save();
prv_save();
pcm_read();
prm_read();
prv_read();
}
else
{
SetErr(&GeneralWarning,PCM_ERR,0xff,1,&SystemRestoreWarn[3]);
}
return;
}
}
}
int libao_play (AUDIOCTX * actx)
{
ao_device *device;
ao_PRIVATE *priv = (ao_PRIVATE *) actx->driverprivate;
bool quit = false;
assert (priv != NULL);
device = (ao_device *) priv->device;
/* Driver loop */
for (;;) {
unsigned char buf[8192];
ssize_t r;
/* Fetch state lock */
pthread_mutex_lock (&priv->lock);
switch (priv->state) {
case AO_END:
quit = true;
break;
case AO_PAUSED:
/* Wait for unpause signal */
pthread_cond_wait (&priv->pause, &priv->lock);
break;
case AO_PLAYING:
case AO_IDLE:
default:
break;
}
pthread_mutex_unlock (&priv->lock);
if (quit)
break;
/* Read some data ... */
r = pcm_read (actx->pcmprivate, (char *) buf, sizeof (buf), 0,
2, 1, NULL);
if (r == OV_HOLE) { /* vorbis got garbage */
DSFYDEBUG ("pcm_read() == OV_HOLE\n");
continue;
}
if (r <= 0) {
DSFYDEBUG ("pcm_read() == %zd\n", r);
if (r == 0) /* EOF */
break;
exit (-1);
}
/* ... and play it */
if (ao_play (device, (char *) buf, (int) r) == 0) {
DSFYDEBUG ("ao_play() failed\n");
exit (-1);
}
}
if (ao_close (device) == 0) {
DSFYDEBUG ("ao_close() failed\n");
exit (-1);
}
pthread_mutex_destroy (&priv->lock);
pthread_cond_destroy (&priv->pause);
DSFYfree(actx->driverprivate);
/* This will kill the thread */
DSFYDEBUG ("libao thread exiting\n");
return 0;
}
void *AudioALSACaptureDataProviderEchoRefExt::readThread(void *arg)
{
status_t retval = NO_ERROR;
AudioALSACaptureDataProviderEchoRefExt *pDataProvider = static_cast<AudioALSACaptureDataProviderEchoRefExt *>(arg);
uint32_t open_index = pDataProvider->mOpenIndex;
char nameset[32];
sprintf(nameset, "%s%d", __FUNCTION__, pDataProvider->mCaptureDataProviderType);
prctl(PR_SET_NAME, (unsigned long)nameset, 0, 0, 0);
#ifdef MTK_AUDIO_ADJUST_PRIORITY
// force to set priority
struct sched_param sched_p;
sched_getparam(0, &sched_p);
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 5;
if (0 != sched_setscheduler(0, SCHED_RR, &sched_p))
{
ALOGE("[%s] failed, errno: %d", __FUNCTION__, errno);
}
else
{
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 5;
sched_getparam(0, &sched_p);
ALOGD("sched_setscheduler ok, priority: %d", sched_p.sched_priority);
}
#endif
ALOGD("+%s(), pid: %d, tid: %d, kReadBufferSize=%x", __FUNCTION__, getpid(), gettid(), kReadBufferSize);
// read raw data from alsa driver
char linear_buffer[kReadBufferSize];
while (pDataProvider->mEnable == true)
{
if (open_index != pDataProvider->mOpenIndex)
{
ALOGD("%s(), open_index(%d) != mOpenIndex(%d), return", __FUNCTION__, open_index, pDataProvider->mOpenIndex);
break;
}
retval = pDataProvider->mEnableLock.lock_timeout(300);
ASSERT(retval == NO_ERROR);
if (pDataProvider->mEnable == false)
{
pDataProvider->mEnableLock.unlock();
break;
}
ASSERT(pDataProvider->mPcm != NULL);
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[0] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
int retval = pcm_read(pDataProvider->mPcm, linear_buffer, kReadBufferSize);
if (retval != 0)
{
ALOGE("%s(), pcm_read() error, retval = %d", __FUNCTION__, retval);
}
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[1] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
pDataProvider->GetCaptureTimeStamp(&pDataProvider->mStreamAttributeSource.Time_Info, kReadBufferSize);
// use ringbuf format to save buffer info
pDataProvider->mPcmReadBuf.pBufBase = linear_buffer;
pDataProvider->mPcmReadBuf.bufLen = kReadBufferSize + 1; // +1: avoid pRead == pWrite
pDataProvider->mPcmReadBuf.pRead = linear_buffer;
pDataProvider->mPcmReadBuf.pWrite = linear_buffer + kReadBufferSize;
pDataProvider->mEnableLock.unlock();
//Provide EchoRef data
#if 0 //for check the echoref data got
pDataProvider->provideCaptureDataToAllClients(open_index);
#else
pDataProvider->provideEchoRefCaptureDataToAllClients(open_index);
#endif
clock_gettime(CLOCK_REALTIME, &pDataProvider->mNewtime);
pDataProvider->timerec[2] = calc_time_diff(pDataProvider->mNewtime, pDataProvider->mOldtime);
pDataProvider->mOldtime = pDataProvider->mNewtime;
ALOGD("%s, latency_in_us,%1.6lf,%1.6lf,%1.6lf", __FUNCTION__, pDataProvider->timerec[0], pDataProvider->timerec[1], pDataProvider->timerec[2]);
}
ALOGD("-%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
pthread_exit(NULL);
return NULL;
}
//打印系统参数
void PrintSystemParameter( void )
{
int32_t temp_u = 0;
float temp_f = 0.0f;
uint8_t i,segs;
pcm_read(); //从flash读取上位机参数
prm_read(); //从flash区读取系统参数
prv_read(); //从flash读取特权参数
temp_u = ctrl_max_get();
printf("最大控制量 = %d\r\n",temp_u);
delay_ms(10);
temp_u = ctrl_max_cnt_get();
printf("最大控制量保护次数 = %d\r\n",temp_u);
delay_ms(10);
temp_u = ctrl_max_one_get();
printf("单步最大控制量 = %d\r\n",temp_u);
delay_ms(10);
temp_u = ctrl_min_one_get();
printf("单步最小控制量 = %d\r\n",temp_u);
delay_ms(10);
temp_u = ctrl_open_get();
printf("开环控制量 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_unload_delay_get(SMPL_KY_NUM);
printf("卸载延时 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_valve_init_get(SMPL_KY_NUM);
printf("初始开度 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_valve_back_get(SMPL_KY_NUM);
printf("回退量 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_valve_middle_get(SMPL_KY_NUM);
printf("中位开度 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_quick_up_get(SMPL_KY_NUM);
printf("快升开度 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_quick_down_get(SMPL_KY_NUM);
printf("快降开度 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_slow_up_get(SMPL_KY_NUM);
printf("慢升开度 = %d\r\n",temp_u);
delay_ms(10);
temp_u = spcl_slow_down_get(SMPL_KY_NUM);
printf("慢降开度 = %d\r\n",temp_u);
delay_ms(10);
temp_f = smpl_ctrl_entry_get(SMPL_KY_NUM);
printf("控制入口力 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_ctrl_full_p_get(SMPL_KY_NUM);
printf("正向最大力 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_ctrl_full_n_get(SMPL_KY_NUM);
printf("负向最大力 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_cof_ahead_get(SMPL_KY_NUM);
printf("提前保持系数 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_cof_spd_get(SMPL_KY_NUM);
printf("速度保持系数 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_cof_break_get(SMPL_KY_NUM);
printf("制动保持系数 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_ctrl_crash_get(SMPL_KY_NUM);
printf("预碰撞保护 = %f\r\n",temp_f);
delay_ms(10);
temp_f = smpl_ctrl_overspeed_get(SMPL_KY_NUM);
printf("过速保护 = %f\r\n",temp_f);
delay_ms(10);
temp_u = smpl_pid_segs_get(SMPL_KY_NUM);
printf("PID分段数 = %d\r\n",temp_u);
segs = temp_u;
for (i=0; i<segs; ++i)
{
temp_f = smpl_pid_node_get(SMPL_KY_NUM,i);
printf("截止力值 = %f\r\n",temp_f);
delay_ms(10);
temp_u = smpl_pid_kp_get(SMPL_KY_NUM,i);
printf("KP = %d\r\n",temp_u);
delay_ms(10);
temp_u = smpl_pid_ki_get(SMPL_KY_NUM,i);
printf("KI = %d\r\n",temp_u);
delay_ms(10);
temp_u = smpl_pid_kd_get(SMPL_KY_NUM,i);
printf("KD = %d\r\n",temp_u);
delay_ms(10);
}
temp_u = smpl_tab_num_get(SMPL_KY_NUM);
printf("标定表分段数 = %d\r\n",temp_u);
segs = temp_u;
for (i=0; i<segs; ++i)
{
temp_f = smpl_tab_value_get(SMPL_KY_NUM,i);
printf("值 = %f\r\n",temp_f);
delay_ms(10);
temp_u = smpl_tab_code_get(SMPL_KY_NUM,i);
printf("码 = %d\r\n",temp_u);
delay_ms(10);
}
}
bool
audio_capture_buffer(audio_t *c, unsigned char *buffer)
{
return pcm_read(c->pcm, buffer, c->buffer_size) == 0;
}
void *SpeechANCController::readThread_ANCLog_ADC2(void *arg)
{
prctl(PR_SET_NAME, (unsigned long)__FUNCTION__, 0, 0, 0);
SpeechANCController *pSpeechANCController = (SpeechANCController *)arg;
// force to set priority
struct sched_param sched_p;
sched_getparam(0, &sched_p);
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 1;
if (0 != sched_setscheduler(0, SCHED_RR, &sched_p))
{
ALOGE("[%s] failed, errno: %d", __FUNCTION__, errno);
}
else
{
sched_p.sched_priority = RTPM_PRIO_AUDIO_CCCI_THREAD;
sched_getparam(0, &sched_p);
ALOGD("sched_setscheduler ok, priority: %d", sched_p.sched_priority);
}
ALOGD("+%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
ssize_t buffer_size, write_bytes = 0;
pSpeechANCController->mIndexPcmIn_ADC2 = pSpeechANCController->ConfigPCM(keypcmADC2AWB, &buffer_size);
// config attribute
memset(&pSpeechANCController->mConfig_ADC2, 0, sizeof(pSpeechANCController->mConfig_ADC2));
pSpeechANCController->mConfig_ADC2.channels = 2;
//pSpeechANCController->mConfig_ADC2.rate = 192000;
pSpeechANCController->mConfig_ADC2.rate = 48000;//actural samplerate 26000
// Buffer size: 2048(period_size) * 2(ch) * 2(byte) * 8(period_count) = 64 kb
pSpeechANCController->mConfig_ADC2.period_count = 4;
pSpeechANCController->mConfig_ADC2.format = PCM_FORMAT_S16_LE;
pSpeechANCController->mConfig_ADC2.start_threshold = 0;
pSpeechANCController->mConfig_ADC2.stop_threshold = 0;
pSpeechANCController->mConfig_ADC2.silence_threshold = 0;
pSpeechANCController->mConfig_ADC2.period_size = (buffer_size / (pSpeechANCController->mConfig_ADC2.channels * pSpeechANCController->mConfig_ADC2.period_count)) / ((pSpeechANCController->mConfig_ADC2.format == PCM_FORMAT_S16_LE) ? 2 : 4);
pSpeechANCController->StartPCMIn(2, pSpeechANCController->mIndexPcmIn_ADC2, pSpeechANCController->mConfig_ADC2);
// read raw data from stream manager
char *buffer = new char[kReadBufferSize];
memset(buffer, 0, sizeof(char)*kReadBufferSize);
while (pSpeechANCController->mEnable_ANCLog_ADC2 == true)
{
if (pSpeechANCController->mEnable_ANCLog_ADC2 == false)
{
break;
}
//pcm read
// bytes_read = StreamInANCLog1->read(buffer, bytes);
ASSERT(pSpeechANCController->mPcmIn_ADC2 != NULL);
int retval = pcm_read(pSpeechANCController->mPcmIn_ADC2, buffer, kReadBufferSize);
if (mDumpFile_ADC2 != NULL)
{
// ALOGD("%s(),fwrite file=0x%x, kReadBufferSize=%d", __FUNCTION__, mDumpFile_ADC2, kReadBufferSize);
// write data to sd card
write_bytes += fwrite((void *)buffer, sizeof(char), kReadBufferSize, mDumpFile_ADC2);
}
else
{
ALOGE("%s(), mDumpFile_ADC2 == NULL!!!!!!!!!!!!!!!!!!!!!!!!", __FUNCTION__);
}
if (retval != 0)
{
ALOGE("%s(), pcm_read() error, retval = %d", __FUNCTION__, retval);
}
}
// close file
if (mDumpFile_ADC2 != NULL)
{
fflush(mDumpFile_ADC2);
fclose(mDumpFile_ADC2);
mDumpFile_ADC2 = NULL;
}
pcm_stop(pSpeechANCController->mPcmIn_ADC2);
pcm_close(pSpeechANCController->mPcmIn_ADC2);
pSpeechANCController->mPcmIn_ADC2 = NULL;
ALOGD("-%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
pthread_exit(NULL);
return NULL;
}
static int stream_transfer(struct stream_transfer *stream_transfer)
{
struct dev_stream *stream_sender;
struct dev_stream *stream_receiver;
short* Srcptr;
short* Drcptr;
int size_transfer = 0;
int ret =0;
int exit_flag =0;
int i=0;
stream_sender = stream_transfer->stream_sender;
stream_receiver = stream_transfer->stream_receiver;
size_transfer = stream_sender->buf_size;
#ifdef START_ZERO_BUFFER
/* 消除开头杂音 */
memset(stream_sender->buf, 0, stream_sender->buf_size);
pcm_write(stream_receiver->dev, stream_sender->buf, stream_sender->buf_size);
#endif
ret =pcm_wait(stream_sender->dev, 0);
ret =pcm_wait(stream_receiver->dev, 0);
pcm_stop(stream_receiver->dev);
pcm_start(stream_receiver->dev);
/* 消除开头pa音 */
memset(stream_sender->buf, 0, stream_sender->buf_size);
pcm_write(stream_receiver->dev, stream_sender->buf, stream_sender->buf_size);
while( 1 ){
if ( (!stream_transfer->voice_thread_run_flag)){
break;
}
#if 0
if (SNDRV_PCM_STATE_XRUN == get_pcm_state(stream_sender->dev) ){
//ALOGD("read SNDRV_PCM_STATE_XRUN ");
if(ioctl(stream_sender->dev->fd, SNDRV_PCM_IOCTL_PREPARE)){
ALOGE("in read, fail to prepare SNDRV_PCM_STATE_XRUN ");
}
//usleep(3 * 1000);
ret =pcm_wait(stream_sender->dev, 0);
//ALOGD("pcm_read, pcm_wait ret=%d", ret);
//ALOGD("read after prepare state:%d ",get_pcm_state(stream_sender->dev));
}
#endif
ret = pcm_read(stream_sender->dev, stream_sender->buf, size_transfer);
if (ret != 0) {
//exit_flag = 1;
ALOGE("err: read codec err:%s, ret=%d", strerror(errno), ret);
//break;
}
if ( (!stream_transfer->voice_thread_run_flag)){
break;
}
#if 0
if (SNDRV_PCM_STATE_XRUN == get_pcm_state(stream_receiver->dev) ){
//ALOGD("write SNDRV_PCM_STATE_XRUN ");
pcm_stop(stream_receiver->dev);
usleep(3 * 1000);
//ALOGD("write after stop state:%d ",get_pcm_state(stream_receiver->dev));
pcm_start(stream_receiver->dev);
ret =pcm_wait(stream_receiver->dev, 0);
//ALOGD("pcm_write, pcm_wait ret=%d", ret);
//usleep(3 * 1000);
//ALOGD("write after prepare state:%d ",get_pcm_state(stream_receiver->dev));
}
#endif
ret = pcm_write(stream_receiver->dev, stream_sender->buf, size_transfer);
if (ret != 0) {
//exit_flag = 1;
ALOGE("err: write pcm err:%s, ret=%d", strerror(errno), ret);
}
if ( (!stream_transfer->voice_thread_run_flag)){
break;
}
if (stream_transfer->record_flag == 1){
//是上行,还是下行.
if (stream_transfer->voice_direction == UPSTREAM){
Srcptr = (short*)(stream_sender->buf);
Drcptr = (short*)(record_data.record_buf + (record_data.lenwriteup%record_data.record_lenth));
if(record_data.lenwriteup >= record_data.lenwritedown)
{
memcpy(Drcptr,Srcptr,size_transfer);
}
else
{
int i;
for(i=0;i<size_transfer/2;i++,Drcptr++)
{
*Drcptr = (*Drcptr + *Srcptr++)/2;
}
record_data.lenwrite += size_transfer;
}
record_data.lenwriteup += size_transfer;
//ALOGD("stream is upload");
} else {
Srcptr = (short*)(stream_sender->buf);
Drcptr = (short*)(record_data.record_buf + (record_data.lenwritedown%record_data.record_lenth));
if(record_data.lenwritedown >= record_data.lenwriteup)
{
memcpy(Drcptr,Srcptr,size_transfer);
}
else
{
for(i=0;i<size_transfer/2;i++,Drcptr++)
{
*Drcptr = ((int)*Drcptr + (int)(*Srcptr++))/2;
}
record_data.lenwrite += size_transfer;
}
record_data.lenwritedown += size_transfer;
}
sem_post(&g_sem_record);
}
if ( (!stream_transfer->voice_thread_run_flag)){
break;
}
}
return 0;
}
void *AudioALSACaptureDataProviderTDM::readThread(void *arg)
{
prctl(PR_SET_NAME, (unsigned long)__FUNCTION__, 0, 0, 0);
#ifdef MTK_AUDIO_ADJUST_PRIORITY
// force to set priority
struct sched_param sched_p;
sched_getparam(0, &sched_p);
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 1;
if (0 != sched_setscheduler(0, SCHED_RR, &sched_p))
{
ALOGE("[%s] failed, errno: %d", __FUNCTION__, errno);
}
else
{
sched_p.sched_priority = RTPM_PRIO_AUDIO_RECORD + 1;
sched_getparam(0, &sched_p);
ALOGD("sched_setscheduler ok, priority: %d", sched_p.sched_priority);
}
#endif
ALOGD("+%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
status_t retval = NO_ERROR;
AudioALSACaptureDataProviderTDM *pDataProvider = static_cast<AudioALSACaptureDataProviderTDM *>(arg);
uint32_t open_index = pDataProvider->mOpenIndex;
// read raw data from alsa driver
char linear_buffer[kReadBufferSize];
while (pDataProvider->mEnable == true)
{
if (open_index != pDataProvider->mOpenIndex)
{
ALOGD("%s(), open_index(%d) != mOpenIndex(%d), return", __FUNCTION__, open_index, pDataProvider->mOpenIndex);
break;
}
retval = pDataProvider->mEnableLock.lock_timeout(300);
ASSERT(retval == NO_ERROR);
if (pDataProvider->mEnable == false)
{
pDataProvider->mEnableLock.unlock();
break;
}
ASSERT(pDataProvider->mPcm != NULL);
int retval = pcm_read(pDataProvider->mPcm, linear_buffer, kReadBufferSize);
if (retval != 0)
{
ALOGE("%s(), pcm_read() error, retval = %d", __FUNCTION__, retval);
}
// use ringbuf format to save buffer info
pDataProvider->mPcmReadBuf.pBufBase = linear_buffer;
pDataProvider->mPcmReadBuf.bufLen = kReadBufferSize + 1; // +1: avoid pRead == pWrite
pDataProvider->mPcmReadBuf.pRead = linear_buffer;
pDataProvider->mPcmReadBuf.pWrite = linear_buffer + kReadBufferSize;
pDataProvider->mEnableLock.unlock();
pDataProvider->provideCaptureDataToAllClients(open_index);
}
ALOGD("-%s(), pid: %d, tid: %d", __FUNCTION__, getpid(), gettid());
pthread_exit(NULL);
return NULL;
}
int pulseaudio_play (AUDIOCTX * actx)
{
int error;
pa_simple *s;
pa_PRIVATE *priv = (pa_PRIVATE *) actx->driverprivate;
bool quit = false;
assert (priv != NULL);
s = (pa_simple *) priv->pa_simple;
/* Driver loop */
for (;;) {
uint8_t buf[1024];
ssize_t r;
/* Fetch state lock */
pthread_mutex_lock (&priv->lock);
switch (priv->state) {
case PU_END:
quit = true;
break;
case PU_PAUSED:
/* Wait for unpause signal */
pthread_cond_wait (&priv->pause, &priv->lock);
break;
case PU_PLAYING:
case PU_IDLE:
default:
break;
}
pthread_mutex_unlock (&priv->lock);
if (quit)
break;
/* Read some data ... */
r = pcm_read (actx->pcmprivate, (char *) buf, sizeof (buf), 0,
2, 1, NULL);
if (r == OV_HOLE) { /* vorbis got garbage */
DSFYDEBUG ("pcm_read() == %s\n", "OV_HOLE");
continue;
}
if (r <= 0) {
if (r == 0) /* EOF */
break;
DSFYDEBUG ("pcm_read() failed == %zd\n", r);
exit (-1);
}
/* ... and play it */
if (pa_simple_write (s, buf, (size_t) r, &error) < 0) {
DSFYDEBUG ("pa_simple_write() failed: %s\n",
pa_strerror (error))
exit (-1);
}
}
/* Make sure that every single sample was played */
if (pa_simple_drain (s, &error) < 0) {
DSFYDEBUG ("pa_simple_drain() failed: %s\n",
pa_strerror (error))
exit (-1);
}
if (s)
pa_simple_free (s);
pthread_cond_signal (&priv->end);
/* This will kill the thread */
return 0;
}
