AudioMixer.cpp revision 4e2293f29f2e719af1245d365747ea06d074b345
199e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten/* 265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Copyright 2007, The Android Open Source Project 465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Licensed under the Apache License, Version 2.0 (the "License"); 665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** you may not use this file except in compliance with the License. 765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** You may obtain a copy of the License at 865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** http://www.apache.org/licenses/LICENSE-2.0 1065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** 1165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** Unless required by applicable law or agreed to in writing, software 1265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** distributed under the License is distributed on an "AS IS" BASIS, 1365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** See the License for the specific language governing permissions and 1565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian** limitations under the License. 1665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian*/ 1765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#define LOG_TAG "AudioMixer" 1965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian//#define LOG_NDEBUG 0 2065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdint.h> 2265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <string.h> 2365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <stdlib.h> 2465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <sys/types.h> 2565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Errors.h> 2765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include <utils/Log.h> 2865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 290d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi#include <cutils/bitops.h> 30f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten#include <cutils/compiler.h> 315798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten#include <utils/Debug.h> 320d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi 330d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi#include <system/audio.h> 340d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi 353b21c50ef95fe4e7ac3426ca14b365749e66ff08Glenn Kasten#include <audio_utils/primitives.h> 364ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <common_time/local_clock.h> 374ff14bae91075eb274eb1c2975982358946e7e63John Grossman#include <common_time/cc_helper.h> 383b21c50ef95fe4e7ac3426ca14b365749e66ff08Glenn Kasten 397d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi#include <media/EffectsFactoryApi.h> 407d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 4165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian#include "AudioMixer.h" 4265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopiannamespace android { 4465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 4565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 467d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel TriviAudioMixer::DownmixerBufferProvider::DownmixerBufferProvider() : AudioBufferProvider(), 477d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mTrackBufferProvider(NULL), mDownmixHandle(NULL) 487d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi{ 497d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi} 507d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 517d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel TriviAudioMixer::DownmixerBufferProvider::~DownmixerBufferProvider() 527d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi{ 537d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer deleting DownmixerBufferProvider (%p)", this); 547d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi EffectRelease(mDownmixHandle); 557d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi} 567d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 577d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivistatus_t AudioMixer::DownmixerBufferProvider::getNextBuffer(AudioBufferProvider::Buffer *pBuffer, 587d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi int64_t pts) { 597d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi //ALOGV("DownmixerBufferProvider::getNextBuffer()"); 607d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (this->mTrackBufferProvider != NULL) { 617d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi status_t res = mTrackBufferProvider->getNextBuffer(pBuffer, pts); 627d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (res == OK) { 637d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mDownmixConfig.inputCfg.buffer.frameCount = pBuffer->frameCount; 647d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mDownmixConfig.inputCfg.buffer.raw = pBuffer->raw; 657d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mDownmixConfig.outputCfg.buffer.frameCount = pBuffer->frameCount; 667d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mDownmixConfig.outputCfg.buffer.raw = mDownmixConfig.inputCfg.buffer.raw; 677d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // in-place so overwrite the buffer contents, has been set in prepareTrackForDownmix() 687d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi //mDownmixConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_WRITE; 697d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 707d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi res = (*mDownmixHandle)->process(mDownmixHandle, 717d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi &mDownmixConfig.inputCfg.buffer, &mDownmixConfig.outputCfg.buffer); 727d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("getNextBuffer is downmixing"); 737d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 747d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi return res; 757d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } else { 767d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("DownmixerBufferProvider::getNextBuffer() error: NULL track buffer provider"); 777d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi return NO_INIT; 787d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 797d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi} 807d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 817d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivivoid AudioMixer::DownmixerBufferProvider::releaseBuffer(AudioBufferProvider::Buffer *pBuffer) { 827d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("DownmixerBufferProvider::releaseBuffer()"); 837d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (this->mTrackBufferProvider != NULL) { 847d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mTrackBufferProvider->releaseBuffer(pBuffer); 857d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } else { 867d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("DownmixerBufferProvider::releaseBuffer() error: NULL track buffer provider"); 877d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 887d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi} 897d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 907d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 917d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi// ---------------------------------------------------------------------------- 927d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivibool AudioMixer::isMultichannelCapable = false; 937d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 947d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivieffect_descriptor_t AudioMixer::dwnmFxDesc; 9565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 965c94b6c7689a335e26a86e8a0d04b56dc627738eGlenn KastenAudioMixer::AudioMixer(size_t frameCount, uint32_t sampleRate, uint32_t maxNumTracks) 975c94b6c7689a335e26a86e8a0d04b56dc627738eGlenn Kasten : mTrackNames(0), mConfiguredNames((1 << maxNumTracks) - 1), mSampleRate(sampleRate) 9865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 99788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten // AudioMixer is not yet capable of multi-channel beyond stereo 1005798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten COMPILE_TIME_ASSERT_FUNCTION_SCOPE(2 == MAX_NUM_CHANNELS); 1014ff14bae91075eb274eb1c2975982358946e7e63John Grossman 1025c94b6c7689a335e26a86e8a0d04b56dc627738eGlenn Kasten ALOG_ASSERT(maxNumTracks <= MAX_NUM_TRACKS, "maxNumTracks %u > MAX_NUM_TRACKS %u", 1035c94b6c7689a335e26a86e8a0d04b56dc627738eGlenn Kasten maxNumTracks, MAX_NUM_TRACKS); 1045c94b6c7689a335e26a86e8a0d04b56dc627738eGlenn Kasten 1054ff14bae91075eb274eb1c2975982358946e7e63John Grossman LocalClock lc; 1064ff14bae91075eb274eb1c2975982358946e7e63John Grossman 10765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mState.enabledTracks= 0; 10865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mState.needsChanged = 0; 10965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mState.frameCount = frameCount; 11084afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten mState.hook = process__nop; 111e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten mState.outputTemp = NULL; 112e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten mState.resampleTemp = NULL; 11384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten // mState.reserved 11417a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten 11517a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // FIXME Most of the following initialization is probably redundant since 11617a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // tracks[i] should only be referenced if (mTrackNames & (1 << i)) != 0 11717a736c3e1d062d7fc916329eb32aef8935614afGlenn Kasten // and mTrackNames is initially 0. However, leave it here until that's verified. 11865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t* t = mState.tracks; 119bf71f1e7948406492376c6cbd5e6a30c8cb670e4Glenn Kasten for (unsigned i=0 ; i < MAX_NUM_TRACKS ; i++) { 120deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // FIXME redundant per track 121deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten t->localTimeFreq = lc.getLocalFreq(); 122a5e821439996de6005b2fa36b3bdd31f003ce23fEric Laurent t->resampler = NULL; 123deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten t++; 124deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten } 1257d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 1267d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // find multichannel downmix effect if we have to play multichannel content 1277d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi uint32_t numEffects = 0; 1287d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi int ret = EffectQueryNumberEffects(&numEffects); 1297d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (ret != 0) { 1307d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("AudioMixer() error %d querying number of effects", ret); 1317d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi return; 1327d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 1337d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("EffectQueryNumberEffects() numEffects=%d", numEffects); 1347d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 1357d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi for (uint32_t i = 0 ; i < numEffects ; i++) { 1367d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (EffectQueryEffect(i, &dwnmFxDesc) == 0) { 1377d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("effect %d is called %s", i, dwnmFxDesc.name); 1387d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (memcmp(&dwnmFxDesc.type, EFFECT_UIID_DOWNMIX, sizeof(effect_uuid_t)) == 0) { 1397d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGI("found effect \"%s\" from %s", 1407d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi dwnmFxDesc.name, dwnmFxDesc.implementor); 1417d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi isMultichannelCapable = true; 1427d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi break; 1437d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 1447d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 1457d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 1467d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE_IF(!isMultichannelCapable, "unable to find downmix effect"); 147deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten} 148deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten 149deeb1282621f3177ad667360b40eef8e4fedb298Glenn KastenAudioMixer::~AudioMixer() 150deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten{ 151deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten track_t* t = mState.tracks; 152deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten for (unsigned i=0 ; i < MAX_NUM_TRACKS ; i++) { 153deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten delete t->resampler; 154deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten t++; 155deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten } 156deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten delete [] mState.outputTemp; 157deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten delete [] mState.resampleTemp; 158deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten} 159deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten 160deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kastenint AudioMixer::getTrackName() 161deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten{ 162deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten uint32_t names = (~mTrackNames) & mConfiguredNames; 163deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten if (names != 0) { 164deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten int n = __builtin_ctz(names); 165deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten ALOGV("add track (%d)", n); 166deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten mTrackNames |= 1 << n; 167deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // assume default parameters for the track, except where noted below 168deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten track_t* t = &mState.tracks[n]; 16965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->needs = 0; 17065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->volume[0] = UNITY_GAIN; 17165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->volume[1] = UNITY_GAIN; 1720cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // no initialization needed 1730cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // t->prevVolume[0] 1740cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // t->prevVolume[1] 17565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->volumeInc[0] = 0; 17665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->volumeInc[1] = 0; 17765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->auxLevel = 0; 17865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->auxInc = 0; 1790cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // no initialization needed 1800cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // t->prevAuxLevel 1810cfd8231e4c489392809bf44c174315df2690145Glenn Kasten // t->frameCount 18265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->channelCount = 2; 1834c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten t->enabled = false; 18465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->format = 16; 1850d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi t->channelMask = AUDIO_CHANNEL_OUT_STEREO; 186deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // setBufferProvider(name, AudioBufferProvider *) is required before enable(name) 187e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten t->bufferProvider = NULL; 1887d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi t->downmixerBufferProvider = NULL; 18984afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten t->buffer.raw = NULL; 190deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // no initialization needed 19184afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten // t->buffer.frameCount 192e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten t->hook = NULL; 19384afa3b51ac48f84ed62489529ce78cba7fca00eGlenn Kasten t->in = NULL; 194e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten t->resampler = NULL; 19565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->sampleRate = mSampleRate; 196deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // setParameter(name, TRACK, MAIN_BUFFER, mixBuffer) is required before enable(name) 19765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->mainBuffer = NULL; 19865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->auxBuffer = NULL; 199deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten // see t->localTimeFreq in constructor above 20065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return TRACK0 + n; 20165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 20265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return -1; 203c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten} 20465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 205c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kastenvoid AudioMixer::invalidateState(uint32_t mask) 206c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten{ 20765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (mask) { 20865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mState.needsChanged |= mask; 20965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian mState.hook = process__validate; 21065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 21165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 21265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 2137d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivistatus_t AudioMixer::prepareTrackForDownmix(track_t* pTrack, int trackName) 2147d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi{ 2157d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer::prepareTrackForDownmix(%d) with mask 0x%x", trackName, pTrack->channelMask); 2167d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2177d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (pTrack->downmixerBufferProvider != NULL) { 2187d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // this track had previously been configured with a downmixer, reset it 2197d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer::prepareTrackForDownmix(%d) deleting old downmixer", trackName); 2207d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pTrack->bufferProvider = pTrack->downmixerBufferProvider->mTrackBufferProvider; 2217d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi delete pTrack->downmixerBufferProvider; 2227d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 2237d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2247d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi DownmixerBufferProvider* pDbp = new DownmixerBufferProvider(); 2257d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi int32_t status; 2267d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2277d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (!isMultichannelCapable) { 2287d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("prepareTrackForDownmix(%d) fails: mixer doesn't support multichannel content", 2297d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi trackName); 2307d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi goto noDownmixForActiveTrack; 2317d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 2327d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2337d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (EffectCreate(&dwnmFxDesc.uuid, 2347d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi -2 /*sessionId*/, -2 /*ioId*/,// both not relevant here, using random value 2357d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi &pDbp->mDownmixHandle/*pHandle*/) != 0) { 2367d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("prepareTrackForDownmix(%d) fails: error creating downmixer effect", trackName); 2377d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi goto noDownmixForActiveTrack; 2387d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 2397d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2407d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // channel input configuration will be overridden per-track 2417d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.inputCfg.channels = pTrack->channelMask; 2427d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.outputCfg.channels = AUDIO_CHANNEL_OUT_STEREO; 2437d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.inputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 2447d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.outputCfg.format = AUDIO_FORMAT_PCM_16_BIT; 2457d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.inputCfg.samplingRate = pTrack->sampleRate; 2467d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.outputCfg.samplingRate = pTrack->sampleRate; 2477d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.inputCfg.accessMode = EFFECT_BUFFER_ACCESS_READ; 2487d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.outputCfg.accessMode = EFFECT_BUFFER_ACCESS_WRITE; 2497d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // input and output buffer provider, and frame count will not be used as the downmix effect 2507d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // process() function is called directly (see DownmixerBufferProvider::getNextBuffer()) 2517d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.inputCfg.mask = EFFECT_CONFIG_SMP_RATE | EFFECT_CONFIG_CHANNELS | 2527d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi EFFECT_CONFIG_FORMAT | EFFECT_CONFIG_ACC_MODE; 2537d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mDownmixConfig.outputCfg.mask = pDbp->mDownmixConfig.inputCfg.mask; 2547d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2557d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi {// scope for local variables that are not used in goto label "noDownmixForActiveTrack" 2567d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi int cmdStatus; 2577d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi uint32_t replySize = sizeof(int); 2587d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2597d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Configure and enable downmixer 2607d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi status = (*pDbp->mDownmixHandle)->command(pDbp->mDownmixHandle, 2617d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi EFFECT_CMD_SET_CONFIG /*cmdCode*/, sizeof(effect_config_t) /*cmdSize*/, 2627d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi &pDbp->mDownmixConfig /*pCmdData*/, 2637d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi &replySize /*replySize*/, &cmdStatus /*pReplyData*/); 2647d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if ((status != 0) || (cmdStatus != 0)) { 2657d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("error %d while configuring downmixer for track %d", status, trackName); 2667d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi goto noDownmixForActiveTrack; 2677d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 2687d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi replySize = sizeof(int); 2697d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi status = (*pDbp->mDownmixHandle)->command(pDbp->mDownmixHandle, 2707d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi EFFECT_CMD_ENABLE /*cmdCode*/, 0 /*cmdSize*/, NULL /*pCmdData*/, 2717d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi &replySize /*replySize*/, &cmdStatus /*pReplyData*/); 2727d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if ((status != 0) || (cmdStatus != 0)) { 2737d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("error %d while enabling downmixer for track %d", status, trackName); 2747d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi goto noDownmixForActiveTrack; 2757d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 2767d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2777d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // Set downmix type 2787d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // parameter size rounded for padding on 32bit boundary 2797d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi const int psizePadded = ((sizeof(downmix_params_t) - 1)/sizeof(int) + 1) * sizeof(int); 2807d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi const int downmixParamSize = 2817d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi sizeof(effect_param_t) + psizePadded + sizeof(downmix_type_t); 2827d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi effect_param_t * const param = (effect_param_t *) malloc(downmixParamSize); 2837d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi param->psize = sizeof(downmix_params_t); 2847d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi const downmix_params_t downmixParam = DOWNMIX_PARAM_TYPE; 2857d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi memcpy(param->data, &downmixParam, param->psize); 2867d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi const downmix_type_t downmixType = DOWNMIX_TYPE_FOLD; 2877d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi param->vsize = sizeof(downmix_type_t); 2887d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi memcpy(param->data + psizePadded, &downmixType, param->vsize); 2897d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2907d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi status = (*pDbp->mDownmixHandle)->command(pDbp->mDownmixHandle, 2917d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi EFFECT_CMD_SET_PARAM /* cmdCode */, downmixParamSize/* cmdSize */, 2927d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi param /*pCmndData*/, &replySize /*replySize*/, &cmdStatus /*pReplyData*/); 2937d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2947d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi free(param); 2957d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 2967d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if ((status != 0) || (cmdStatus != 0)) { 2977d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGE("error %d while setting downmix type for track %d", status, trackName); 2987d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi goto noDownmixForActiveTrack; 2997d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } else { 3007d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("downmix type set to %d for track %d", (int) downmixType, trackName); 3017d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 3027d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi }// end of scope for local variables that are not used in goto label "noDownmixForActiveTrack" 3037d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 3047d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // initialization successful: 3057d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // - keep track of the real buffer provider in case it was set before 3067d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pDbp->mTrackBufferProvider = pTrack->bufferProvider; 3077d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // - we'll use the downmix effect integrated inside this 3087d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // track's buffer provider, and we'll use it as the track's buffer provider 3097d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pTrack->downmixerBufferProvider = pDbp; 3107d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pTrack->bufferProvider = pDbp; 3117d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 3127d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi return NO_ERROR; 3137d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 3147d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel TrivinoDownmixForActiveTrack: 3157d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi delete pDbp; 3167d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi pTrack->downmixerBufferProvider = NULL; 3177d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi return NO_INIT; 3187d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi} 3197d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 320c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kastenvoid AudioMixer::deleteTrackName(int name) 321c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten{ 32265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian name -= TRACK0; 3235798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name); 324237a624f674800d2300806b115eee8c9bb7db033Glenn Kasten ALOGV("deleteTrackName(%d)", name); 325237a624f674800d2300806b115eee8c9bb7db033Glenn Kasten track_t& track(mState.tracks[ name ]); 3264c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten if (track.enabled) { 3274c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten track.enabled = false; 328237a624f674800d2300806b115eee8c9bb7db033Glenn Kasten invalidateState(1<<name); 32965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 3304e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten // delete the resampler 3314e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten delete track.resampler; 3324e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten track.resampler = NULL; 333237a624f674800d2300806b115eee8c9bb7db033Glenn Kasten mTrackNames &= ~(1<<name); 334c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten} 33565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3369c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kastenvoid AudioMixer::enable(int name) 33765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 3389c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten name -= TRACK0; 3395798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name); 3409c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track_t& track = mState.tracks[name]; 3419c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten 3424c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten if (!track.enabled) { 3434c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten track.enabled = true; 3449c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten ALOGV("enable(%d)", name); 3459c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 34665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 34765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 34865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3499c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kastenvoid AudioMixer::disable(int name) 35065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 3519c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten name -= TRACK0; 3525798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name); 3539c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track_t& track = mState.tracks[name]; 3549c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten 3554c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten if (track.enabled) { 3567d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (track.downmixerBufferProvider != NULL) { 3577d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer::disable(%d) deleting downmixerBufferProvider", name); 3587d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi delete track.downmixerBufferProvider; 3597d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi track.downmixerBufferProvider = NULL; 3607d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 3614c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten track.enabled = false; 3629c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten ALOGV("disable(%d)", name); 3639c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 36465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 36565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 36665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 3679c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kastenvoid AudioMixer::setParameter(int name, int target, int param, void *value) 36865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 3699c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten name -= TRACK0; 3705798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name); 3719c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track_t& track = mState.tracks[name]; 37265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 37365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int valueInt = (int)value; 37465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *valueBuf = (int32_t *)value; 37565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 37665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian switch (target) { 377788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten 37865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case TRACK: 3799c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten switch (param) { 380788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten case CHANNEL_MASK: { 3810d255b2d9061ba31f13ada3fc0f7e51916407176Jean-Michel Trivi uint32_t mask = (uint32_t)value; 3829c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten if (track.channelMask != mask) { 3835798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten uint32_t channelCount = popcount(mask); 3847d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOG_ASSERT((channelCount <= MAX_NUM_CHANNELS_TO_DOWNMIX) && channelCount); 3859c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.channelMask = mask; 3869c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.channelCount = channelCount; 3877d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (channelCount > MAX_NUM_CHANNELS) { 3887d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer::setParameter(TRACK, CHANNEL_MASK, mask=0x%x count=%d)", 3897d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mask, channelCount); 3907d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi status_t status = prepareTrackForDownmix(&mState.tracks[name], name); 3917d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 392788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten ALOGV("setParameter(TRACK, CHANNEL_MASK, %x)", mask); 3939c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 39465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 395788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten } break; 396788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten case MAIN_BUFFER: 3979c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten if (track.mainBuffer != valueBuf) { 3989c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.mainBuffer = valueBuf; 3993856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("setParameter(TRACK, MAIN_BUFFER, %p)", valueBuf); 4009c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 40165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 402788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten break; 403788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten case AUX_BUFFER: 4049c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten if (track.auxBuffer != valueBuf) { 4059c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.auxBuffer = valueBuf; 4063856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("setParameter(TRACK, AUX_BUFFER, %p)", valueBuf); 4079c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 40865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 409788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten break; 410deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten case FORMAT: 411deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten ALOG_ASSERT(valueInt == AUDIO_FORMAT_PCM_16_BIT); 412deeb1282621f3177ad667360b40eef8e4fedb298Glenn Kasten break; 4137d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // FIXME do we want to support setting the downmix type from AudioFlinger? 4147d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // for a specific track? or per mixer? 4157d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi /* case DOWNMIX_TYPE: 4167d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi break */ 417788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten default: 4185798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten LOG_FATAL("bad param"); 41965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 42065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 421788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten 42265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case RESAMPLE: 4239c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten switch (param) { 4249c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten case SAMPLE_RATE: 4255798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(valueInt > 0, "bad sample rate %d", valueInt); 426788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten if (track.setResampler(uint32_t(valueInt), mSampleRate)) { 427788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten ALOGV("setParameter(RESAMPLE, SAMPLE_RATE, %u)", 428788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten uint32_t(valueInt)); 4299c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 43065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 4319c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten break; 4329c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten case RESET: 433243f5f91755c01614a8cafe90b0806396e22d553Eric Laurent track.resetResampler(); 4349c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 4359c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten break; 4364e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten case REMOVE: 4374e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten delete track.resampler; 4384e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten track.resampler = NULL; 4394e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten track.sampleRate = mSampleRate; 4404e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten invalidateState(1 << name); 4414e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten break; 442788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten default: 4435798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten LOG_FATAL("bad param"); 444243f5f91755c01614a8cafe90b0806396e22d553Eric Laurent } 44565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 446788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten 44765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case RAMP_VOLUME: 44865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian case VOLUME: 4499c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten switch (param) { 450788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten case VOLUME0: 4519c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten case VOLUME1: 4529c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten if (track.volume[param-VOLUME0] != valueInt) { 4533856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("setParameter(VOLUME, VOLUME0/1: %04x)", valueInt); 4549c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.prevVolume[param-VOLUME0] = track.volume[param-VOLUME0] << 16; 4559c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.volume[param-VOLUME0] = valueInt; 45665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (target == VOLUME) { 4579c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.prevVolume[param-VOLUME0] = valueInt << 16; 4589c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.volumeInc[param-VOLUME0] = 0; 45965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 4609c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten int32_t d = (valueInt<<16) - track.prevVolume[param-VOLUME0]; 46165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t volInc = d / int32_t(mState.frameCount); 4629c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.volumeInc[param-VOLUME0] = volInc; 46365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (volInc == 0) { 4649c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten track.prevVolume[param-VOLUME0] = valueInt << 16; 46565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 46665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 4679c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 46865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 4699c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten break; 4709c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten case AUXLEVEL: 4715798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten //ALOG_ASSERT(0 <= valueInt && valueInt <= MAX_GAIN_INT, "bad aux level %d", valueInt); 47265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (track.auxLevel != valueInt) { 4733856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("setParameter(VOLUME, AUXLEVEL: %04x)", valueInt); 47465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.prevAuxLevel = track.auxLevel << 16; 47565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.auxLevel = valueInt; 47665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (target == VOLUME) { 47765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.prevAuxLevel = valueInt << 16; 47865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.auxInc = 0; 47965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 48065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t d = (valueInt<<16) - track.prevAuxLevel; 48165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t volInc = d / int32_t(mState.frameCount); 48265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.auxInc = volInc; 48365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (volInc == 0) { 48465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track.prevAuxLevel = valueInt << 16; 48565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 48665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 4879c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten invalidateState(1 << name); 48865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 4899c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten break; 490788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten default: 4915798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten LOG_FATAL("bad param"); 49265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 49365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 494788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten 495788040c5189bbdaf567ce4b29ffd1db08ea1020cGlenn Kasten default: 4965798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten LOG_FATAL("bad target"); 49765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 49865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 49965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 50065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianbool AudioMixer::track_t::setResampler(uint32_t value, uint32_t devSampleRate) 50165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 5024e2293f29f2e719af1245d365747ea06d074b345Glenn Kasten if (value != devSampleRate || resampler != NULL) { 50365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (sampleRate != value) { 50465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian sampleRate = value; 505e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten if (resampler == NULL) { 50665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian resampler = AudioResampler::create( 50765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian format, channelCount, devSampleRate); 5084ff14bae91075eb274eb1c2975982358946e7e63John Grossman resampler->setLocalTimeFreq(localTimeFreq); 50965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 51065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return true; 51165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 51265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 51365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return false; 51465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 51565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 51665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianinline 51765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::track_t::adjustVolumeRamp(bool aux) 51865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 519f9a27779634ce3a01e5957f234cd04eba74fa07fGlenn Kasten for (uint32_t i=0 ; i<MAX_NUM_CHANNELS ; i++) { 52065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (((volumeInc[i]>0) && (((prevVolume[i]+volumeInc[i])>>16) >= volume[i])) || 52165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ((volumeInc[i]<0) && (((prevVolume[i]+volumeInc[i])>>16) <= volume[i]))) { 52265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian volumeInc[i] = 0; 52365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian prevVolume[i] = volume[i]<<16; 52465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 52565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 52665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (aux) { 52765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (((auxInc>0) && (((prevAuxLevel+auxInc)>>16) >= auxLevel)) || 52865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ((auxInc<0) && (((prevAuxLevel+auxInc)>>16) <= auxLevel))) { 52965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian auxInc = 0; 53065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian prevAuxLevel = auxLevel<<16; 53165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 53265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 53365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 53465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 535c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kastensize_t AudioMixer::getUnreleasedFrames(int name) const 536071ccd5a9702500f3f7d62ef881300914926184dEric Laurent{ 537071ccd5a9702500f3f7d62ef881300914926184dEric Laurent name -= TRACK0; 538071ccd5a9702500f3f7d62ef881300914926184dEric Laurent if (uint32_t(name) < MAX_NUM_TRACKS) { 539c59c004a3a6042c0990d71179f88eee2ce781e3cGlenn Kasten return mState.tracks[name].getUnreleasedFrames(); 540071ccd5a9702500f3f7d62ef881300914926184dEric Laurent } 541071ccd5a9702500f3f7d62ef881300914926184dEric Laurent return 0; 542071ccd5a9702500f3f7d62ef881300914926184dEric Laurent} 54365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 54401c4ebf6b794493898114a502ed36de13137f7e5Glenn Kastenvoid AudioMixer::setBufferProvider(int name, AudioBufferProvider* bufferProvider) 54565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 5469c56d4ae6212c21ce5fd71ed534eb195983a07c1Glenn Kasten name -= TRACK0; 5475798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten ALOG_ASSERT(uint32_t(name) < MAX_NUM_TRACKS, "bad track name %d", name); 5487d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi 5497d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (mState.tracks[name].downmixerBufferProvider != NULL) { 5507d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // update required? 5517d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if (mState.tracks[name].downmixerBufferProvider->mTrackBufferProvider != bufferProvider) { 5527d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV("AudioMixer::setBufferProvider(%p) for downmix", bufferProvider); 5537d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // setting the buffer provider for a track that gets downmixed consists in: 5547d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // 1/ setting the buffer provider to the "downmix / buffer provider" wrapper 5557d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // so it's the one that gets called when the buffer provider is needed, 5567d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mState.tracks[name].bufferProvider = mState.tracks[name].downmixerBufferProvider; 5577d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // 2/ saving the buffer provider for the track so the wrapper can use it 5587d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi // when it downmixes. 5597d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mState.tracks[name].downmixerBufferProvider->mTrackBufferProvider = bufferProvider; 5607d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 5617d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } else { 5627d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi mState.tracks[name].bufferProvider = bufferProvider; 5637d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi } 56465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 56565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 56765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5684ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process(int64_t pts) 56965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 5704ff14bae91075eb274eb1c2975982358946e7e63John Grossman mState.hook(&mState, pts); 57165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 57265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 57365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 5744ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__validate(state_t* state, int64_t pts) 57565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 5765ff1dd576bb93c45b44088a51544a18fc43ebf58Steve Block ALOGW_IF(!state->needsChanged, 57765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "in process__validate() but nothing's invalid"); 57865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 57965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t changed = state->needsChanged; 58065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->needsChanged = 0; // clear the validation flag 58165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 58265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // recompute which tracks are enabled / disabled 58365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t enabled = 0; 58465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t disabled = 0; 58565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (changed) { 58665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(changed); 58765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const uint32_t mask = 1<<i; 58865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian changed &= ~mask; 58965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 59065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian (t.enabled ? enabled : disabled) |= mask; 59165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 59265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->enabledTracks &= ~disabled; 59365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->enabledTracks |= enabled; 59465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 59565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // compute everything we need... 59665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int countActiveTracks = 0; 5974c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten bool all16BitsStereoNoResample = true; 5984c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten bool resampling = false; 5994c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten bool volumeRamp = false; 60065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t en = state->enabledTracks; 60165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (en) { 60265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(en); 60365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian en &= ~(1<<i); 60465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 60565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian countActiveTracks++; 60665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 60765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t n = 0; 60865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian n |= NEEDS_CHANNEL_1 + t.channelCount - 1; 60965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian n |= NEEDS_FORMAT_16; 61065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian n |= t.doesResample() ? NEEDS_RESAMPLE_ENABLED : NEEDS_RESAMPLE_DISABLED; 61165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.auxLevel != 0 && t.auxBuffer != NULL) { 61265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian n |= NEEDS_AUX_ENABLED; 61365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 61465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 61565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.volumeInc[0]|t.volumeInc[1]) { 6164c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten volumeRamp = true; 61765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else if (!t.doesResample() && t.volumeRL == 0) { 61865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian n |= NEEDS_MUTE_ENABLED; 61965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 62065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.needs = n; 62165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 62265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if ((n & NEEDS_MUTE__MASK) == NEEDS_MUTE_ENABLED) { 62365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.hook = track__nop; 62465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 62565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if ((n & NEEDS_AUX__MASK) == NEEDS_AUX_ENABLED) { 6264c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten all16BitsStereoNoResample = false; 62765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 62865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if ((n & NEEDS_RESAMPLE__MASK) == NEEDS_RESAMPLE_ENABLED) { 6294c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten all16BitsStereoNoResample = false; 6304c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten resampling = true; 63165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.hook = track__genericResample; 6327d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV_IF((n & NEEDS_CHANNEL_COUNT__MASK) > NEEDS_CHANNEL_2, 6337d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi "Track needs downmix + resample"); 63465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 63565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if ((n & NEEDS_CHANNEL_COUNT__MASK) == NEEDS_CHANNEL_1){ 63665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.hook = track__16BitsMono; 6374c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten all16BitsStereoNoResample = false; 63865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 6397d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi if ((n & NEEDS_CHANNEL_COUNT__MASK) >= NEEDS_CHANNEL_2){ 64065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.hook = track__16BitsStereo; 6417d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi ALOGV_IF((n & NEEDS_CHANNEL_COUNT__MASK) > NEEDS_CHANNEL_2, 6427d5b26230a179cd7bcc01f6578cd80d8c15a92a5Jean-Michel Trivi "Track needs downmix"); 64365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 64465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 64565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 64665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 64765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 64865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // select the processing hooks 64965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->hook = process__nop; 65065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (countActiveTracks) { 65165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (resampling) { 65265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!state->outputTemp) { 65365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->outputTemp = new int32_t[MAX_NUM_CHANNELS * state->frameCount]; 65465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 65565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (!state->resampleTemp) { 65665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->resampleTemp = new int32_t[MAX_NUM_CHANNELS * state->frameCount]; 65765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 65865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->hook = process__genericResampling; 65965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 66065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (state->outputTemp) { 66165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian delete [] state->outputTemp; 662e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten state->outputTemp = NULL; 66365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 66465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (state->resampleTemp) { 66565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian delete [] state->resampleTemp; 666e0feee3da22beeffbd9357540e265f13b2119cbbGlenn Kasten state->resampleTemp = NULL; 66765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 66865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->hook = process__genericNoResampling; 66965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (all16BitsStereoNoResample && !volumeRamp) { 67065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (countActiveTracks == 1) { 67165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian state->hook = process__OneTrack16BitsStereoNoResampling; 67265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 67365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 67465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 67565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 67665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6773856b090cd04ba5dd4a59a12430ed724d5995909Steve Block ALOGV("mixer configuration change: %d activeTracks (%08x) " 67865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian "all16BitsStereoNoResample=%d, resampling=%d, volumeRamp=%d", 67965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian countActiveTracks, state->enabledTracks, 68065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian all16BitsStereoNoResample, resampling, volumeRamp); 68165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 6824ff14bae91075eb274eb1c2975982358946e7e63John Grossman state->hook(state, pts); 683c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten 684c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten // Now that the volume ramp has been done, set optimal state and 685c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten // track hooks for subsequent mixer process 686c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten if (countActiveTracks) { 6874c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten bool allMuted = true; 688c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten uint32_t en = state->enabledTracks; 689c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten while (en) { 690c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten const int i = 31 - __builtin_clz(en); 691c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten en &= ~(1<<i); 692c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten track_t& t = state->tracks[i]; 693c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten if (!t.doesResample() && t.volumeRL == 0) 694c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten { 695c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten t.needs |= NEEDS_MUTE_ENABLED; 696c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten t.hook = track__nop; 697c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } else { 6984c340c6521b634f159d2d6bc4e9359226fd8edf8Glenn Kasten allMuted = false; 699c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } 700c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } 701c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten if (allMuted) { 702c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten state->hook = process__nop; 703c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } else if (all16BitsStereoNoResample) { 704c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten if (countActiveTracks == 1) { 705c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten state->hook = process__OneTrack16BitsStereoNoResampling; 706c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } 707c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } 708c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } 70965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 71065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::track__genericResample(track_t* t, int32_t* out, size_t outFrameCount, int32_t* temp, int32_t* aux) 71365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 71465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->setSampleRate(t->sampleRate); 71565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 71665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp gain - resample to temp buffer and scale/mix in 2nd step 71765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (aux != NULL) { 71865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // always resample with unity gain when sending to auxiliary buffer to be able 71965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to apply send level after resampling 72065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // TODO: modify each resampler to support aux channel? 72165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->setVolume(UNITY_GAIN, UNITY_GAIN); 72265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian memset(temp, 0, outFrameCount * MAX_NUM_CHANNELS * sizeof(int32_t)); 72365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->resample(temp, outFrameCount, t->bufferProvider); 724f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1]|t->auxInc)) { 72565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian volumeRampStereo(t, out, outFrameCount, temp, aux); 72665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 72765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian volumeStereo(t, out, outFrameCount, temp, aux); 72865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 72965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 730f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1])) { 73165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->setVolume(UNITY_GAIN, UNITY_GAIN); 73265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian memset(temp, 0, outFrameCount * MAX_NUM_CHANNELS * sizeof(int32_t)); 73365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->resample(temp, outFrameCount, t->bufferProvider); 73465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian volumeRampStereo(t, out, outFrameCount, temp, aux); 73565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 73665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 73765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // constant gain 73865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian else { 73965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->setVolume(t->volume[0], t->volume[1]); 74065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->resampler->resample(out, outFrameCount, t->bufferProvider); 74165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 74265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 74365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 74465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 74565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::track__nop(track_t* t, int32_t* out, size_t outFrameCount, int32_t* temp, int32_t* aux) 74665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 74765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 74865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 74965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::volumeRampStereo(track_t* t, int32_t* out, size_t frameCount, int32_t* temp, int32_t* aux) 75065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 75165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vl = t->prevVolume[0]; 75265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vr = t->prevVolume[1]; 75365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vlInc = t->volumeInc[0]; 75465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vrInc = t->volumeInc[1]; 75565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 756b8a805261bf0282e992d3608035e47d05a898710Steve Block //ALOGD("[0] %p: inc=%f, v0=%f, v1=%d, final=%f, count=%d", 75765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t, vlInc/65536.0f, vl/65536.0f, t->volume[0], 75865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // (vl + vlInc*frameCount)/65536.0f, frameCount); 75965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 76065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp volume 761f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 76265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t va = t->prevAuxLevel; 76365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vaInc = t->auxInc; 76465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l; 76565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r; 76665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 76765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 76865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l = (*temp++ >> 12); 76965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r = (*temp++ >> 12); 77065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * l; 77165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * r; 77265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *aux++ += (va >> 17) * (l + r); 77365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 77465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 77565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian va += vaInc; 77665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 77765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevAuxLevel = va; 77865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 77965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 78065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * (*temp++ >> 12); 78165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * (*temp++ >> 12); 78265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 78365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 78465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 78565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 78665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[0] = vl; 78765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[1] = vr; 788a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten t->adjustVolumeRamp(aux != NULL); 78965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 79065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 79165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::volumeStereo(track_t* t, int32_t* out, size_t frameCount, int32_t* temp, int32_t* aux) 79265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 79365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl = t->volume[0]; 79465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr = t->volume[1]; 79565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 796f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 7973b81acab52b7140c1b8b20be2d67be3e221637e7Glenn Kasten const int16_t va = t->auxLevel; 79865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 79965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t l = (int16_t)(*temp++ >> 12); 80065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t r = (int16_t)(*temp++ >> 12); 80165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAdd(l, vl, out[0]); 80265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t a = (int16_t)(((int32_t)l + r) >> 1); 80365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAdd(r, vr, out[1]); 80465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 80565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux[0] = mulAdd(a, va, aux[0]); 80665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux++; 80765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 80865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 80965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 81065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t l = (int16_t)(*temp++ >> 12); 81165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t r = (int16_t)(*temp++ >> 12); 81265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAdd(l, vl, out[0]); 81365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAdd(r, vr, out[1]); 81465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 81565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 81665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 81765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 81865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 81965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::track__16BitsStereo(track_t* t, int32_t* out, size_t frameCount, int32_t* temp, int32_t* aux) 82065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 82154c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *in = static_cast<const int16_t *>(t->in); 82265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 823f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 82465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l; 82565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r; 82665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp gain 827f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1]|t->auxInc)) { 82865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vl = t->prevVolume[0]; 82965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vr = t->prevVolume[1]; 83065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t va = t->prevAuxLevel; 83165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vlInc = t->volumeInc[0]; 83265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vrInc = t->volumeInc[1]; 83365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vaInc = t->auxInc; 834b8a805261bf0282e992d3608035e47d05a898710Steve Block // ALOGD("[1] %p: inc=%f, v0=%f, v1=%d, final=%f, count=%d", 83565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t, vlInc/65536.0f, vl/65536.0f, t->volume[0], 83665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // (vl + vlInc*frameCount)/65536.0f, frameCount); 83765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 83865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 83965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l = (int32_t)*in++; 84065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r = (int32_t)*in++; 84165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * l; 84265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * r; 84365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *aux++ += (va >> 17) * (l + r); 84465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 84565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 84665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian va += vaInc; 84765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 84865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 84965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[0] = vl; 85065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[1] = vr; 85165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevAuxLevel = va; 85265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->adjustVolumeRamp(true); 85365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 85465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 85565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // constant gain 85665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian else { 85765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const uint32_t vrl = t->volumeRL; 85865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t va = (int16_t)t->auxLevel; 85965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 86054c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten uint32_t rl = *reinterpret_cast<const uint32_t *>(in); 86165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t a = (int16_t)(((int32_t)in[0] + in[1]) >> 1); 86265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in += 2; 86365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAddRL(1, rl, vrl, out[0]); 86465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAddRL(0, rl, vrl, out[1]); 86565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 86665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux[0] = mulAdd(a, va, aux[0]); 86765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux++; 86865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 86965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 87065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 87165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp gain 872f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1])) { 87365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vl = t->prevVolume[0]; 87465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vr = t->prevVolume[1]; 87565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vlInc = t->volumeInc[0]; 87665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vrInc = t->volumeInc[1]; 87765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 878b8a805261bf0282e992d3608035e47d05a898710Steve Block // ALOGD("[1] %p: inc=%f, v0=%f, v1=%d, final=%f, count=%d", 87965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t, vlInc/65536.0f, vl/65536.0f, t->volume[0], 88065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // (vl + vlInc*frameCount)/65536.0f, frameCount); 88165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 88265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 88365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * (int32_t) *in++; 88465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * (int32_t) *in++; 88565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 88665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 88765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 88865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 88965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[0] = vl; 89065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[1] = vr; 89165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->adjustVolumeRamp(false); 89265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 89365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 89465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // constant gain 89565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian else { 89665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const uint32_t vrl = t->volumeRL; 89765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 89854c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten uint32_t rl = *reinterpret_cast<const uint32_t *>(in); 89965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in += 2; 90065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAddRL(1, rl, vrl, out[0]); 90165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAddRL(0, rl, vrl, out[1]); 90265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 90365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 90465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 90565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 90665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->in = in; 90765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 90865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 90965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopianvoid AudioMixer::track__16BitsMono(track_t* t, int32_t* out, size_t frameCount, int32_t* temp, int32_t* aux) 91065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 91154c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *in = static_cast<int16_t const *>(t->in); 91265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 913f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 91465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp gain 915f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1]|t->auxInc)) { 91665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vl = t->prevVolume[0]; 91765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vr = t->prevVolume[1]; 91865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t va = t->prevAuxLevel; 91965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vlInc = t->volumeInc[0]; 92065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vrInc = t->volumeInc[1]; 92165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vaInc = t->auxInc; 92265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 923b8a805261bf0282e992d3608035e47d05a898710Steve Block // ALOGD("[2] %p: inc=%f, v0=%f, v1=%d, final=%f, count=%d", 92465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t, vlInc/65536.0f, vl/65536.0f, t->volume[0], 92565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // (vl + vlInc*frameCount)/65536.0f, frameCount); 92665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 92765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 92865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l = *in++; 92965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * l; 93065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * l; 93165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *aux++ += (va >> 16) * l; 93265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 93365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 93465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian va += vaInc; 93565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 93665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 93765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[0] = vl; 93865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[1] = vr; 93965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevAuxLevel = va; 94065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->adjustVolumeRamp(true); 94165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 94265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // constant gain 94365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian else { 94465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl = t->volume[0]; 94565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr = t->volume[1]; 94665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t va = (int16_t)t->auxLevel; 94765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 94865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t l = *in++; 94965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAdd(l, vl, out[0]); 95065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAdd(l, vr, out[1]); 95165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 95265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux[0] = mulAdd(l, va, aux[0]); 95365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux++; 95465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 95565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 95665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 95765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // ramp gain 958f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t->volumeInc[0]|t->volumeInc[1])) { 95965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vl = t->prevVolume[0]; 96065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t vr = t->prevVolume[1]; 96165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vlInc = t->volumeInc[0]; 96265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int32_t vrInc = t->volumeInc[1]; 96365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 964b8a805261bf0282e992d3608035e47d05a898710Steve Block // ALOGD("[2] %p: inc=%f, v0=%f, v1=%d, final=%f, count=%d", 96565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t, vlInc/65536.0f, vl/65536.0f, t->volume[0], 96665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // (vl + vlInc*frameCount)/65536.0f, frameCount); 96765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 96865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 96965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l = *in++; 97065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vl >> 16) * l; 97165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ += (vr >> 16) * l; 97265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vl += vlInc; 97365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian vr += vrInc; 97465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 97565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 97665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[0] = vl; 97765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->prevVolume[1] = vr; 97865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->adjustVolumeRamp(false); 97965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 98065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // constant gain 98165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian else { 98265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl = t->volume[0]; 98365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr = t->volume[1]; 98465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 98565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int16_t l = *in++; 98665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[0] = mulAdd(l, vl, out[0]); 98765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out[1] = mulAdd(l, vr, out[1]); 98865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += 2; 98965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--frameCount); 99065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 99165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 99265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t->in = in; 99365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 99465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 99565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// no-op case 9964ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__nop(state_t* state, int64_t pts) 99765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 99865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e0 = state->enabledTracks; 99965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t bufSize = state->frameCount * sizeof(int16_t) * MAX_NUM_CHANNELS; 100065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e0) { 100165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // process by group of tracks with same output buffer to 100265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // avoid multiple memset() on same buffer 100365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e1 = e0, e2 = e0; 100465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int i = 31 - __builtin_clz(e1); 100565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t1 = state->tracks[i]; 100665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<i); 100765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e2) { 100865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian i = 31 - __builtin_clz(e2); 100965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<i); 101065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t2 = state->tracks[i]; 1011f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t2.mainBuffer != t1.mainBuffer)) { 101265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<i); 101365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 101465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 101565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 &= ~(e1); 101665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian memset(t1.mainBuffer, 0, bufSize); 101865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 101965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e1) { 102065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian i = 31 - __builtin_clz(e1); 102165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<i); 102265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t1 = state->tracks[i]; 102365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t outFrames = state->frameCount; 102465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (outFrames) { 102565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t1.buffer.frameCount = outFrames; 10264ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS( 10274ff14bae91075eb274eb1c2975982358946e7e63John Grossman t1, pts, state->frameCount - outFrames); 10284ff14bae91075eb274eb1c2975982358946e7e63John Grossman t1.bufferProvider->getNextBuffer(&t1.buffer, outputPTS); 1029a0d68338a88c2ddb4502f95017b546d603ef1ec7Glenn Kasten if (t1.buffer.raw == NULL) break; 103065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian outFrames -= t1.buffer.frameCount; 103165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t1.bufferProvider->releaseBuffer(&t1.buffer); 103265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 103365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 103465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 103565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 103665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 103765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// generic code without resampling 10384ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__genericNoResampling(state_t* state, int64_t pts) 103965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 104065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t outTemp[BLOCKSIZE * MAX_NUM_CHANNELS] __attribute__((aligned(32))); 104165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 104265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // acquire each track's buffer 104365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t enabledTracks = state->enabledTracks; 104465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e0 = enabledTracks; 104565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e0) { 104665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(e0); 104765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 &= ~(1<<i); 104865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 104965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.buffer.frameCount = state->frameCount; 10504ff14bae91075eb274eb1c2975982358946e7e63John Grossman t.bufferProvider->getNextBuffer(&t.buffer, pts); 105165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.frameCount = t.buffer.frameCount; 105265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.in = t.buffer.raw; 105365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t.in == NULL can happen if the track was flushed just after having 105465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // been enabled for mixing. 105565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.in == NULL) 105665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enabledTracks &= ~(1<<i); 105765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 105865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 105965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 = enabledTracks; 106065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e0) { 106165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // process by group of tracks with same output buffer to 106265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // optimize cache use 106365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e1 = e0, e2 = e0; 106465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int j = 31 - __builtin_clz(e1); 106565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t1 = state->tracks[j]; 106665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<j); 106765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e2) { 106865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian j = 31 - __builtin_clz(e2); 106965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<j); 107065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t2 = state->tracks[j]; 1071f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t2.mainBuffer != t1.mainBuffer)) { 107265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<j); 107365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 107465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 107565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 &= ~(e1); 107665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // this assumes output 16 bits stereo, no resampling 107765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *out = t1.mainBuffer; 107865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t numFrames = 0; 107965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 108065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian memset(outTemp, 0, sizeof(outTemp)); 108165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 = e1; 108265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e2) { 108365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(e2); 108465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<i); 108565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 108665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t outFrames = BLOCKSIZE; 108765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *aux = NULL; 1088f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY((t.needs & NEEDS_AUX__MASK) == NEEDS_AUX_ENABLED)) { 108965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux = t.auxBuffer + numFrames; 109065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 109165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (outFrames) { 109265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t inFrames = (t.frameCount > outFrames)?outFrames:t.frameCount; 109365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (inFrames) { 1094a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten t.hook(&t, outTemp + (BLOCKSIZE-outFrames)*MAX_NUM_CHANNELS, inFrames, state->resampleTemp, aux); 109565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.frameCount -= inFrames; 109665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian outFrames -= inFrames; 1097f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 109865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux += inFrames; 109965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 110065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 110165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.frameCount == 0 && outFrames) { 110265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.bufferProvider->releaseBuffer(&t.buffer); 110365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.buffer.frameCount = (state->frameCount - numFrames) - (BLOCKSIZE - outFrames); 11044ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS( 11054ff14bae91075eb274eb1c2975982358946e7e63John Grossman t, pts, numFrames + (BLOCKSIZE - outFrames)); 11064ff14bae91075eb274eb1c2975982358946e7e63John Grossman t.bufferProvider->getNextBuffer(&t.buffer, outputPTS); 110765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.in = t.buffer.raw; 110865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.in == NULL) { 110965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian enabledTracks &= ~(1<<i); 111065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<i); 111165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian break; 111265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 111365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.frameCount = t.buffer.frameCount; 111465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 111565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 111665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 111765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ditherAndClamp(out, outTemp, BLOCKSIZE); 111865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian out += BLOCKSIZE; 111965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian numFrames += BLOCKSIZE; 112065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (numFrames < state->frameCount); 112165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 112265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 112365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // release each track's buffer 112465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 = enabledTracks; 112565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e0) { 112665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(e0); 112765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 &= ~(1<<i); 112865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 112965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.bufferProvider->releaseBuffer(&t.buffer); 113065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 113165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 113265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 113365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1134c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten// generic code with resampling 11354ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__genericResampling(state_t* state, int64_t pts) 113665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 113754c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten // this const just means that local variable outTemp doesn't change 113865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t* const outTemp = state->outputTemp; 113965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const size_t size = sizeof(int32_t) * MAX_NUM_CHANNELS * state->frameCount; 114065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 114165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t numFrames = state->frameCount; 114265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 114365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e0 = state->enabledTracks; 114465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e0) { 114565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // process by group of tracks with same output buffer 114665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // to optimize cache use 114765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t e1 = e0, e2 = e0; 114865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int j = 31 - __builtin_clz(e1); 114965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t1 = state->tracks[j]; 115065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<j); 115165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e2) { 115265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian j = 31 - __builtin_clz(e2); 115365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e2 &= ~(1<<j); 115465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t2 = state->tracks[j]; 1155f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(t2.mainBuffer != t1.mainBuffer)) { 115665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<j); 115765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 115865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 115965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e0 &= ~(e1); 116065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *out = t1.mainBuffer; 11612151d7b8c2dd77c9887691db30396937be778141Yuuhi Yamaguchi memset(outTemp, 0, size); 116265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (e1) { 116365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(e1); 116465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian e1 &= ~(1<<i); 116565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian track_t& t = state->tracks[i]; 116665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t *aux = NULL; 1167f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY((t.needs & NEEDS_AUX__MASK) == NEEDS_AUX_ENABLED)) { 116865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux = t.auxBuffer; 116965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 117065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // this is a little goofy, on the resampling case we don't 117265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // acquire/release the buffers because it's done by 117365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // the resampler. 117465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if ((t.needs & NEEDS_RESAMPLE__MASK) == NEEDS_RESAMPLE_ENABLED) { 11754ff14bae91075eb274eb1c2975982358946e7e63John Grossman t.resampler->setPTS(pts); 1176a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten t.hook(&t, outTemp, numFrames, state->resampleTemp, aux); 117765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 117865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 117965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t outFrames = 0; 118065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 118165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (outFrames < numFrames) { 118265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.buffer.frameCount = numFrames - outFrames; 11834ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS(t, pts, outFrames); 11844ff14bae91075eb274eb1c2975982358946e7e63John Grossman t.bufferProvider->getNextBuffer(&t.buffer, outputPTS); 118565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.in = t.buffer.raw; 118665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // t.in == NULL can happen if the track was flushed just after having 118765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // been enabled for mixing. 118865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (t.in == NULL) break; 118965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1190f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(aux != NULL)) { 119165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian aux += outFrames; 119265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 1193a111792f1314479c649d1d44c30c2caf70c00c2aGlenn Kasten t.hook(&t, outTemp + outFrames*MAX_NUM_CHANNELS, t.buffer.frameCount, state->resampleTemp, aux); 119465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian outFrames += t.buffer.frameCount; 119565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.bufferProvider->releaseBuffer(&t.buffer); 119665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 119765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 119865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 119965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian ditherAndClamp(out, outTemp, numFrames); 120065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 120165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 120265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 120365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// one track, 16 bits stereo without resampling is the most common case 12044ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__OneTrack16BitsStereoNoResampling(state_t* state, 12054ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts) 120665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 120799e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // This method is only called when state->enabledTracks has exactly 120899e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // one bit set. The asserts below would verify this, but are commented out 120999e53b86eebb605b70dd7591b89bf61a9414ed0eGlenn Kasten // since the whole point of this method is to optimize performance. 12105798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten //ALOG_ASSERT(0 != state->enabledTracks, "no tracks enabled"); 121165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int i = 31 - __builtin_clz(state->enabledTracks); 12125798d4ebf236357a4b13246f40e52b90a34d09a4Glenn Kasten //ALOG_ASSERT((1 << i) == state->enabledTracks, "more than 1 track enabled"); 121365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const track_t& t = state->tracks[i]; 121465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 121565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioBufferProvider::Buffer& b(t.buffer); 121665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 121765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t* out = t.mainBuffer; 121865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t numFrames = state->frameCount; 121965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 122065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl = t.volume[0]; 122165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr = t.volume[1]; 122265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const uint32_t vrl = t.volumeRL; 122365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (numFrames) { 122465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian b.frameCount = numFrames; 12254ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS(t, pts, out - t.mainBuffer); 12264ff14bae91075eb274eb1c2975982358946e7e63John Grossman t.bufferProvider->getNextBuffer(&b, outputPTS); 122754c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *in = b.i16; 122865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 122965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // in == NULL can happen if the track was flushed just after having 123065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // been enabled for mixing. 123165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (in == NULL || ((unsigned long)in & 3)) { 123265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian memset(out, 0, numFrames*MAX_NUM_CHANNELS*sizeof(int16_t)); 123329357bc2c0dd7c43ad3bd0c8e3efa4e6fd9bfd47Steve Block ALOGE_IF(((unsigned long)in & 3), "process stereo track: input buffer alignment pb: buffer %p track %d, channels %d, needs %08x", 123465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in, i, t.channelCount, t.needs); 123565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian return; 123665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 123765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t outFrames = b.frameCount; 123865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1239f6b1678f8f508b447155a81b44e214475ab634a8Glenn Kasten if (CC_UNLIKELY(uint32_t(vl) > UNITY_GAIN || uint32_t(vr) > UNITY_GAIN)) { 124065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // volume is boosted, so we might need to clamp even though 124165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // we process only one track. 124265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 124354c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten uint32_t rl = *reinterpret_cast<const uint32_t *>(in); 124465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in += 2; 124565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l = mulRL(1, rl, vrl) >> 12; 124665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r = mulRL(0, rl, vrl) >> 12; 124765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // clamping... 124865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l = clamp16(l); 124965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r = clamp16(r); 125065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ = (r<<16) | (l & 0xFFFF); 125165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--outFrames); 125265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 125365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 125454c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten uint32_t rl = *reinterpret_cast<const uint32_t *>(in); 125565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in += 2; 125665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l = mulRL(1, rl, vrl) >> 12; 125765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r = mulRL(0, rl, vrl) >> 12; 125865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ = (r<<16) | (l & 0xFFFF); 125965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--outFrames); 126065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 126165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian numFrames -= b.frameCount; 126265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t.bufferProvider->releaseBuffer(&b); 126365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 126465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 126565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 126681a028fef62bcadf13fc8550067a3d29c918b3caGlenn Kasten#if 0 126765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// 2 tracks is also a common case 126865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// NEVER used in current implementation of process__validate() 126965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// only use if the 2 tracks have the same output buffer 12704ff14bae91075eb274eb1c2975982358946e7e63John Grossmanvoid AudioMixer::process__TwoTracks16BitsStereoNoResampling(state_t* state, 12714ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t pts) 127265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian{ 127365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int i; 127465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian uint32_t en = state->enabledTracks; 127565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 127665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian i = 31 - __builtin_clz(en); 127765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const track_t& t0 = state->tracks[i]; 127865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioBufferProvider::Buffer& b0(t0.buffer); 127965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 128065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian en &= ~(1<<i); 128165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian i = 31 - __builtin_clz(en); 128265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const track_t& t1 = state->tracks[i]; 128365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian AudioBufferProvider::Buffer& b1(t1.buffer); 128465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 128554c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *in0; 128665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl0 = t0.volume[0]; 128765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr0 = t0.volume[1]; 128865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t frameCount0 = 0; 128965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 129054c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *in1; 129165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vl1 = t1.volume[0]; 129265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian const int16_t vr1 = t1.volume[1]; 129365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t frameCount1 = 0; 129465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 129565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian //FIXME: only works if two tracks use same buffer 129665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t* out = t0.mainBuffer; 129765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t numFrames = state->frameCount; 129854c3b66444ebfb9f2265ee70ac3b76ccefa0506aGlenn Kasten const int16_t *buff = NULL; 129965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian while (numFrames) { 130265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 130365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (frameCount0 == 0) { 130465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian b0.frameCount = numFrames; 13054ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS(t0, pts, 13064ff14bae91075eb274eb1c2975982358946e7e63John Grossman out - t0.mainBuffer); 13074ff14bae91075eb274eb1c2975982358946e7e63John Grossman t0.bufferProvider->getNextBuffer(&b0, outputPTS); 130865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (b0.i16 == NULL) { 130965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (buff == NULL) { 131065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian buff = new int16_t[MAX_NUM_CHANNELS * state->frameCount]; 131165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 131265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in0 = buff; 131365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian b0.frameCount = numFrames; 131465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } else { 131565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in0 = b0.i16; 131665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 131765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian frameCount0 = b0.frameCount; 131865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 131965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (frameCount1 == 0) { 132065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian b1.frameCount = numFrames; 13214ff14bae91075eb274eb1c2975982358946e7e63John Grossman int64_t outputPTS = calculateOutputPTS(t1, pts, 13224ff14bae91075eb274eb1c2975982358946e7e63John Grossman out - t0.mainBuffer); 13234ff14bae91075eb274eb1c2975982358946e7e63John Grossman t1.bufferProvider->getNextBuffer(&b1, outputPTS); 132465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (b1.i16 == NULL) { 132565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (buff == NULL) { 132665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian buff = new int16_t[MAX_NUM_CHANNELS * state->frameCount]; 132765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 132865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in1 = buff; 132965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian b1.frameCount = numFrames; 1330c5ac4cb3a5124860ccfc7e4ff66251c55a5595caGlenn Kasten } else { 133165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian in1 = b1.i16; 133265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 133365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian frameCount1 = b1.frameCount; 133465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 133565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 133665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian size_t outFrames = frameCount0 < frameCount1?frameCount0:frameCount1; 133765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 133865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian numFrames -= outFrames; 133965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian frameCount0 -= outFrames; 134065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian frameCount1 -= outFrames; 134165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 134265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian do { 134365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l0 = *in0++; 134465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r0 = *in0++; 134565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l0 = mul(l0, vl0); 134665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r0 = mul(r0, vr0); 134765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t l = *in1++; 134865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian int32_t r = *in1++; 134965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l = mulAdd(l, vl1, l0) >> 12; 135065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r = mulAdd(r, vr1, r0) >> 12; 135165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian // clamping... 135265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian l = clamp16(l); 135365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian r = clamp16(r); 135465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian *out++ = (r<<16) | (l & 0xFFFF); 135565ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } while (--outFrames); 135665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 135765ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (frameCount0 == 0) { 135865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t0.bufferProvider->releaseBuffer(&b0); 135965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 136065ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian if (frameCount1 == 0) { 136165ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian t1.bufferProvider->releaseBuffer(&b1); 136265ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 136365ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian } 136465ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 1365e9dd0176933d6233916c84e18f3e8c0d644ca05dGlenn Kasten delete [] buff; 136665ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian} 136781a028fef62bcadf13fc8550067a3d29c918b3caGlenn Kasten#endif 136865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian 13694ff14bae91075eb274eb1c2975982358946e7e63John Grossmanint64_t AudioMixer::calculateOutputPTS(const track_t& t, int64_t basePTS, 13704ff14bae91075eb274eb1c2975982358946e7e63John Grossman int outputFrameIndex) 13714ff14bae91075eb274eb1c2975982358946e7e63John Grossman{ 13724ff14bae91075eb274eb1c2975982358946e7e63John Grossman if (AudioBufferProvider::kInvalidPTS == basePTS) 13734ff14bae91075eb274eb1c2975982358946e7e63John Grossman return AudioBufferProvider::kInvalidPTS; 13744ff14bae91075eb274eb1c2975982358946e7e63John Grossman 13754ff14bae91075eb274eb1c2975982358946e7e63John Grossman return basePTS + ((outputFrameIndex * t.localTimeFreq) / t.sampleRate); 13764ff14bae91075eb274eb1c2975982358946e7e63John Grossman} 13774ff14bae91075eb274eb1c2975982358946e7e63John Grossman 137865ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian// ---------------------------------------------------------------------------- 137965ab47156e1c7dfcd8cc4266253a5ff30219e7f0Mathias Agopian}; // namespace android 1380