Cross Reference: /frameworks/av/media/libmedia/AudioTrack.cpp

Lines Matching refs:cblk
381     // while we are accessing the cblk
384     audio_track_cblk_t* cblk = mCblk;
389         mNewPosition = cblk->server + mUpdatePeriod;
390         cblk->lock.lock();
391         cblk->bufferTimeoutMs = MAX_STARTUP_TIMEOUT_MS;
392         cblk->waitTimeMs = 0;
393         android_atomic_and(~CBLK_DISABLED_ON, &cblk->flags);
402         ALOGV("start %p before lock cblk %p", this, mCblk);
404         if (!(cblk->flags & CBLK_INVALID_MSK)) {
405             cblk->lock.unlock();
408             cblk->lock.lock();
410                 android_atomic_or(CBLK_INVALID_ON, &cblk->flags);
413         if (cblk->flags & CBLK_INVALID_MSK) {
414             status = restoreTrack_l(cblk, true);
416         cblk->lock.unlock();
601     audio_track_cblk_t* cblk = mCblk;
603     Mutex::Autolock _l(cblk->lock);
606         cblk->loopStart = UINT_MAX;
607         cblk->loopEnd = UINT_MAX;
608         cblk->loopCount = 0;
618         loopEnd - loopStart > cblk->frameCount ||
619         cblk->server > loopStart) {
620         ALOGE("setLoop invalid value: loopStart %d, loopEnd %d, loopCount %d, framecount %d, user %d", loopStart, loopEnd, loopCount, cblk->frameCount, cblk->user);
624     if ((mSharedBuffer != 0) && (loopEnd > cblk->frameCount)) {
626             loopStart, loopEnd, cblk->frameCount);
630     cblk->loopStart = loopStart;
631     cblk->loopEnd = loopEnd;
632     cblk->loopCount = loopCount;
896     sp<IMemory> cblk = track->getCblk();
897     if (cblk == 0) {
902     mCblkMemory = cblk;
903     mCblk = static_cast<audio_track_cblk_t*>(cblk->pointer());
948     audio_track_cblk_t* cblk = mCblk;
950     uint32_t waitTimeMs = (waitCount < 0) ? cblk->bufferTimeoutMs : WAIT_PERIOD_MS;
955     uint32_t framesAvail = cblk->framesAvailable();
957     cblk->lock.lock();
958     if (cblk->flags & CBLK_INVALID_MSK) {
961     cblk->lock.unlock();
964         cblk->lock.lock();
970                 cblk->lock.unlock();
974                 cblk->lock.unlock();
977             if (!(cblk->flags & CBLK_INVALID_MSK)) {
979                 result = cblk->cv.waitRelative(cblk->lock, milliseconds(waitTimeMs));
980                 cblk->lock.unlock();
985                 cblk->lock.lock();
988             if (cblk->flags & CBLK_INVALID_MSK) {
992                 cblk->waitTimeMs += waitTimeMs;
993                 if (cblk->waitTimeMs >= cblk->bufferTimeoutMs) {
996                     if (cblk->user < cblk->loopEnd) {
998                                 "user=%08x, server=%08x", this, cblk->mName, cblk->user, cblk->server);
999                         //unlock cblk mutex before calling mAudioTrack->start() (see issue #1617140)
1000                         cblk->lock.unlock();
1002                         cblk->lock.lock();
1004                             android_atomic_or(CBLK_INVALID_ON, &cblk->flags);
1006                             result = restoreTrack_l(cblk, false);
1010                             cblk->lock.unlock();
1014                     cblk->waitTimeMs = 0;
1018                     cblk->lock.unlock();
1024             framesAvail = cblk->framesAvailable_l();
1026         cblk->lock.unlock();
1029     cblk->waitTimeMs = 0;
1035     uint32_t u = cblk->user;
1036     uint32_t bufferEnd = cblk->userBase + cblk->frameCount;
1045     audioBuffer->size = framesReq * cblk->frameSize;
1051     audioBuffer->raw = (int8_t *)cblk->buffer(u);
1093     // while we are accessing the cblk
1202     // while we are accessing the cblk
1205     audio_track_cblk_t* cblk = mCblk;
1210     if (active && (cblk->framesAvailable() == cblk->frameCount)) {
1211         ALOGV("Underrun user: %x, server: %x, flags %04x", cblk->user, cblk->server, cblk->flags);
1212         if (!(android_atomic_or(CBLK_UNDERRUN_ON, &cblk->flags) & CBLK_UNDERRUN_MSK)) {
1214             if (cblk->server == cblk->frameCount) {
1222     while (mLoopCount > cblk->loopCount) {
1232         if (cblk->server >= mMarkerPosition) {
1240         while (cblk->server >= mNewPosition) {
1324 // must be called with mLock and cblk.lock held. Callers must also hold strong references on
1326 // If the IAudioTrack is successfully restored, the cblk pointer is updated
1327 status_t AudioTrack::restoreTrack_l(audio_track_cblk_t*& cblk, bool fromStart)
1331     if (!(android_atomic_or(CBLK_RESTORING_ON, &cblk->flags) & CBLK_RESTORING_MSK)) {
1335         // signal old cblk condition so that other threads waiting for available buffers stop
1337         cblk->cv.broadcast();
1338         cblk->lock.unlock();
1348                                cblk->sampleRate,
1357             uint32_t user = cblk->user;
1358             uint32_t server = cblk->server;
1366             setLoop_l(cblk->loopStart, cblk->loopEnd, cblk->loopCount);
1397             android_atomic_and(~CBLK_RESTORING_ON, &cblk->flags);
1401         // signal old cblk condition for other threads waiting for restore completion
1402         android_atomic_or(CBLK_RESTORED_ON, &cblk->flags);
1403         cblk->cv.broadcast();
1405         if (!(cblk->flags & CBLK_RESTORED_MSK)) {
1408             result = cblk->cv.waitRelative(cblk->lock, milliseconds(RESTORE_TIMEOUT_MS));
1412             cblk->lock.unlock();
1417             cblk->lock.unlock();
1420     ALOGV("restoreTrack_l() status %d mActive %d cblk %p, old cblk %p flags %08x old flags %08x",
1421         result, mActive, mCblk, cblk, mCblk->flags, cblk->flags);
1424         // from now on we switch to the newly created cblk
1425         cblk = mCblk;
1427     cblk->lock.lock();
1557         ALOGW("stepServer() could not lock cblk");
1645                 ALOGW("framesReady() could not lock cblk");