}
}
+
//-----------------------------------------------------------------------------
/**
* post-condition: play state of AudioPlayer is SL_PLAYSTATE_PAUSED if setPlayStateToPaused is true
}
CAudioPlayer *ap = (CAudioPlayer *)user;
- SL_LOGV("received event %d, data %d from SfAudioPlayer", event, data1);
+ //SL_LOGV("received event %d, data %d from SfAudioPlayer", event, data1);
switch(event) {
case(android::SfPlayer::kEventPrepared): {
ap->mSampleRateMilliHz = android_to_sles_sampleRate(ap->mSfPlayer->getSampleRateHz());
ap->mSfPlayer->startPrefetch_async();
+ // update the new track with the current settings
+ android_audioPlayer_useEventMask(ap);
+ android_audioPlayer_volumeUpdate(ap);
+ android_audioPlayer_setPlayRate(ap, ap->mPlaybackRate.mRate);
+
ap->mAndroidObjState = ANDROID_READY;
}
case(android::SfPlayer::kEventEndOfStream): {
audioPlayer_dispatch_headAtEnd_lockPlay(ap, true /*set state to paused?*/, true);
- if (NULL != ap->mAudioTrack) {
+ if ((NULL != ap->mAudioTrack) && (!ap->mSeek.mLoopEnabled)) {
ap->mAudioTrack->stop();
}
} break;
pAudioPlayer->mAndroidEffect.mEffects =
new android::KeyedVector<SLuint32, android::AudioEffect* >();
+ // initialize interface-specific fields that can be used regardless of whether the interface
+ // is exposed on the AudioPlayer or not
+ pAudioPlayer->mSeek.mLoopEnabled = SL_BOOLEAN_FALSE;
+ pAudioPlayer->mPlaybackRate.mRate = 1000;
+
return result;
}
//-----------------------------------------------------------------------------
// called with no lock held
-SLresult android_audioPlayer_setPlayRate(IPlaybackRate *pRateItf, SLpermille rate) {
+SLresult android_audioPlayer_setPlayRate(CAudioPlayer *ap, SLpermille rate) {
SLresult result = SL_RESULT_SUCCESS;
- CAudioPlayer *ap = (CAudioPlayer *)pRateItf->mThis;
+ uint32_t contentRate = 0;
switch(ap->mAndroidObjType) {
case AUDIOTRACK_PULL:
case MEDIAPLAYER: {
// get the content sample rate
object_lock_peek(ap);
- uint32_t contentRate =
- sles_to_android_sampleRate(ap->mDataSource.mFormat.mPCM.samplesPerSec);
+ uint32_t contentRate = sles_to_android_sampleRate(ap->mSampleRateMilliHz);
object_unlock_peek(ap);
// apply the SL ES playback rate on the AudioTrack as a factor of its content sample rate
ap->mpLock->lock();
//-----------------------------------------------------------------------------
// called with no lock held
-SLresult android_audioPlayer_setPlaybackRateBehavior(IPlaybackRate *pRateItf,
+SLresult android_audioPlayer_setPlaybackRateBehavior(CAudioPlayer *ap,
SLuint32 constraints) {
SLresult result = SL_RESULT_SUCCESS;
- CAudioPlayer *ap = (CAudioPlayer *)pRateItf->mThis;
switch(ap->mAndroidObjType) {
case AUDIOTRACK_PULL:
case MEDIAPLAYER:
//-----------------------------------------------------------------------------
// called with no lock held
-SLresult android_audioPlayer_getCapabilitiesOfRate(IPlaybackRate *pRateItf,
+SLresult android_audioPlayer_getCapabilitiesOfRate(CAudioPlayer *ap,
SLuint32 *pCapabilities) {
- CAudioPlayer *ap = (CAudioPlayer *)pRateItf->mThis;
switch(ap->mAndroidObjType) {
case AUDIOTRACK_PULL:
case MEDIAPLAYER:
// The base Volume interface is explicit, but portions are only for Game and Music profiles
{MPH_VOLUME, INTERFACE_EXPLICIT, offsetof(CAudioPlayer, mVolume)},
{MPH_3DMACROSCOPIC, INTERFACE_OPTIONAL, offsetof(CAudioPlayer, m3DMacroscopic)},
- {MPH_BASSBOOST, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mBassBoost)},
+ {MPH_BASSBOOST, INTERFACE_DYNAMIC, offsetof(CAudioPlayer, mBassBoost)},
{MPH_DYNAMICSOURCE, INTERFACE_OPTIONAL, offsetof(CAudioPlayer, mDynamicSource)},
- {MPH_ENVIRONMENTALREVERB, INTERFACE_DYNAMIC_OPTIONAL,
+ {MPH_ENVIRONMENTALREVERB, INTERFACE_DYNAMIC,
offsetof(CAudioPlayer, mEnvironmentalReverb)},
- {MPH_EQUALIZER, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mEqualizer)},
+ {MPH_EQUALIZER, INTERFACE_DYNAMIC, offsetof(CAudioPlayer, mEqualizer)},
{MPH_PITCH, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mPitch)},
- {MPH_PRESETREVERB, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mPresetReverb)},
- {MPH_PLAYBACKRATE, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mPlaybackRate)},
- {MPH_VIRTUALIZER, INTERFACE_DYNAMIC_OPTIONAL, offsetof(CAudioPlayer, mVirtualizer)},
+ {MPH_PRESETREVERB, INTERFACE_DYNAMIC, offsetof(CAudioPlayer, mPresetReverb)},
+ {MPH_PLAYBACKRATE, INTERFACE_DYNAMIC, offsetof(CAudioPlayer, mPlaybackRate)},
+ {MPH_VIRTUALIZER, INTERFACE_DYNAMIC, offsetof(CAudioPlayer, mVirtualizer)},
{MPH_VISUALIZATION, INTERFACE_OPTIONAL, offsetof(CAudioPlayer, mVisualization)},
#ifdef ANDROID
{MPH_ANDROIDEFFECT, INTERFACE_EXPLICIT, offsetof(CAudioPlayer, mAndroidEffect)},
--- /dev/null
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_NDEBUG 0
+#define LOG_TAG "slesTestSlowDownUri"
+
+#ifdef ANDROID
+#include <utils/Log.h>
+#else
+#define LOGV printf
+#endif
+#include <getopt.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/time.h>
+
+#include "SLES/OpenSLES.h"
+
+
+#define MAX_NUMBER_INTERFACES 3
+
+#define REPETITIONS 4 // 4 repetitions, but will stop the looping before the end
+
+#define INITIAL_RATE 2000 // 2x normal playback speed
+
+//-----------------------------------------------------------------
+//* Exits the application if an error is encountered */
+#define CheckErr(x) ExitOnErrorFunc(x,__LINE__)
+
+void ExitOnErrorFunc( SLresult result , int line)
+{
+ if (SL_RESULT_SUCCESS != result) {
+ fprintf(stderr, "%lu error code encountered at line %d, exiting\n", result, line);
+ exit(1);
+ }
+}
+
+//-----------------------------------------------------------------
+/* PlayItf callback for an audio player */
+void PlayEventCallback( SLPlayItf caller, void *pContext, SLuint32 event)
+{
+ fprintf(stdout, "PlayEventCallback event = ");
+ if (event & SL_PLAYEVENT_HEADATEND) {
+ fprintf(stdout, "SL_PLAYEVENT_HEADATEND \n");
+ /* slow playback down by 2x for next loop, if possible */
+ SLpermille minRate, maxRate, stepSize, rate = 1000;
+ SLuint32 capa;
+ SLPlaybackRateItf* pRateItf = (SLPlaybackRateItf*)pContext;
+ SLresult res = (**pRateItf)->GetRate(*pRateItf, &rate); CheckErr(res);
+ res = (**pRateItf)->GetRateRange(*pRateItf, 0, &minRate, &maxRate, &stepSize, &capa);
+ CheckErr(res);
+ fprintf(stdout, "old rate = %d, minRate=%d, maxRate=%d\n", rate, minRate, maxRate);
+ rate /= 2;
+ if (rate < minRate) {
+ rate = minRate;
+ }
+ fprintf(stdout, "new rate = %d\n", rate);
+ res = (**pRateItf)->SetRate(*pRateItf, rate); CheckErr(res);
+ }
+ if (event & SL_PLAYEVENT_HEADATMARKER) {
+ fprintf(stdout, "SL_PLAYEVENT_HEADATMARKER ");
+ }
+ if (event & SL_PLAYEVENT_HEADATNEWPOS) {
+ fprintf(stdout, "SL_PLAYEVENT_HEADATNEWPOS ");
+ }
+ if (event & SL_PLAYEVENT_HEADMOVING) {
+ fprintf(stdout, "SL_PLAYEVENT_HEADMOVING ");
+ }
+ if (event & SL_PLAYEVENT_HEADSTALLED) {
+ fprintf(stdout, "SL_PLAYEVENT_HEADSTALLED");
+ }
+ fprintf(stdout, "\n");
+}
+
+//-----------------------------------------------------------------
+/* PrefetchStatusItf callback for an audio player */
+void PrefetchEventCallback( SLPrefetchStatusItf caller, void *pContext, SLuint32 event)
+{
+ SLpermille level = 0;
+ (*caller)->GetFillLevel(caller, &level);
+ SLuint32 status;
+ //fprintf(stdout, "\t\tPrefetchEventCallback: received event %lu\n", event);
+ (*caller)->GetPrefetchStatus(caller, &status);
+ if ((event & (SL_PREFETCHEVENT_STATUSCHANGE|SL_PREFETCHEVENT_FILLLEVELCHANGE))
+ && (level == 0) && (status == SL_PREFETCHSTATUS_UNDERFLOW)) {
+ fprintf(stdout, "\t\tPrefetchEventCallback: Error while prefetching data, exiting\n");
+ //exit(1);
+ }
+ if (event & SL_PREFETCHEVENT_FILLLEVELCHANGE) {
+ fprintf(stdout, "\t\tPrefetchEventCallback: Buffer fill level is = %d\n", level);
+ }
+ if (event & SL_PREFETCHEVENT_STATUSCHANGE) {
+ fprintf(stdout, "\t\tPrefetchEventCallback: Prefetch Status is = %lu\n", status);
+ }
+
+}
+
+
+//-----------------------------------------------------------------
+
+/* Play some music from a URI */
+void TestSlowDownUri( SLObjectItf sl, const char* path)
+{
+ SLEngineItf EngineItf;
+
+ SLint32 numOutputs = 0;
+ SLuint32 deviceID = 0;
+
+ SLresult res;
+
+ SLDataSource audioSource;
+ SLDataLocator_URI uri;
+ SLDataFormat_MIME mime;
+
+ SLDataSink audioSink;
+ SLDataLocator_OutputMix locator_outputmix;
+
+ SLObjectItf player;
+ SLPlayItf playItf;
+ SLSeekItf seekItf;
+ SLPrefetchStatusItf prefetchItf;
+ SLPlaybackRateItf rateItf;
+
+ SLObjectItf OutputMix;
+
+ SLboolean required[MAX_NUMBER_INTERFACES];
+ SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];
+
+ /* Get the SL Engine Interface which is implicit */
+ res = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf); CheckErr(res);
+
+ /* Initialize arrays required[] and iidArray[] */
+ for (int i=0 ; i < MAX_NUMBER_INTERFACES ; i++) {
+ required[i] = SL_BOOLEAN_FALSE;
+ iidArray[i] = SL_IID_NULL;
+ }
+
+ required[0] = SL_BOOLEAN_TRUE;
+ iidArray[0] = SL_IID_VOLUME;
+ // Create Output Mix object to be used by player
+ res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 1,
+ iidArray, required); CheckErr(res);
+
+ // Realizing the Output Mix object in synchronous mode.
+ res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE); CheckErr(res);
+
+ /* Setup the data source structure for the URI */
+ uri.locatorType = SL_DATALOCATOR_URI;
+ uri.URI = (SLchar*) path;
+ mime.formatType = SL_DATAFORMAT_MIME;
+ mime.mimeType = (SLchar*)NULL;
+ mime.containerType = SL_CONTAINERTYPE_UNSPECIFIED;
+
+ audioSource.pFormat = (void *)&mime;
+ audioSource.pLocator = (void *)&uri;
+
+ /* Setup the data sink structure */
+ locator_outputmix.locatorType = SL_DATALOCATOR_OUTPUTMIX;
+ locator_outputmix.outputMix = OutputMix;
+ audioSink.pLocator = (void *)&locator_outputmix;
+ audioSink.pFormat = NULL;
+
+ /******************************************************/
+ /* Create the audio player */
+ required[0] = SL_BOOLEAN_TRUE;
+ iidArray[0] = SL_IID_SEEK;
+ required[1] = SL_BOOLEAN_TRUE;
+ iidArray[1] = SL_IID_PREFETCHSTATUS;
+ required[2] = SL_BOOLEAN_TRUE;
+ iidArray[2] = SL_IID_PLAYBACKRATE;
+ res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player, &audioSource, &audioSink,
+ MAX_NUMBER_INTERFACES, iidArray, required); CheckErr(res);
+
+ /* Realizing the player in synchronous mode. */
+ res = (*player)->Realize(player, SL_BOOLEAN_FALSE); CheckErr(res);
+ fprintf(stdout, "URI example: after Realize\n");
+
+ /* Get interfaces */
+ res = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf); CheckErr(res);
+
+ res = (*player)->GetInterface(player, SL_IID_SEEK, (void*)&seekItf); CheckErr(res);
+
+ res = (*player)->GetInterface(player, SL_IID_PLAYBACKRATE, (void*)&rateItf); CheckErr(res);
+
+ res = (*player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void*)&prefetchItf);
+ CheckErr(res);
+ res = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf);
+ CheckErr(res);
+ res = (*prefetchItf)->SetCallbackEventsMask(prefetchItf,
+ SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE); CheckErr(res);
+
+ /* Configure fill level updates every 5 percent */
+ (*prefetchItf)->SetFillUpdatePeriod(prefetchItf, 50); CheckErr(res);
+
+ /* Display duration */
+ SLmillisecond durationInMsec = SL_TIME_UNKNOWN;
+ res = (*playItf)->GetDuration(playItf, &durationInMsec); CheckErr(res);
+ if (durationInMsec == SL_TIME_UNKNOWN) {
+ fprintf(stdout, "Content duration is unknown (before starting to prefetch)\n");
+ } else {
+ fprintf(stdout, "Content duration is %lu ms (before starting to prefetch)\n",
+ durationInMsec);
+ }
+
+ /* Loop on the whole of the content */
+ res = (*seekItf)->SetLoop(seekItf, SL_BOOLEAN_TRUE, 0, SL_TIME_UNKNOWN); CheckErr(res);
+
+ /* Set up marker and position callbacks */
+ res = (*playItf)->RegisterCallback(playItf, PlayEventCallback, &rateItf); CheckErr(res);
+ res = (*playItf)->SetCallbackEventsMask(playItf,
+ SL_PLAYEVENT_HEADATEND | SL_PLAYEVENT_HEADATMARKER | SL_PLAYEVENT_HEADATNEWPOS);
+ res = (*playItf)->SetMarkerPosition(playItf, 1500); CheckErr(res);
+ res = (*playItf)->SetPositionUpdatePeriod(playItf, 500); CheckErr(res);
+
+ /* Change the playback rate before playback */
+ res = (*rateItf)->SetRate(rateItf, INITIAL_RATE); CheckErr(res);
+
+ /******************************************************/
+ /* Play the URI */
+ /* first cause the player to prefetch the data */
+ res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED ); CheckErr(res);
+
+ /* wait until there's data to play */
+ SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW;
+ SLuint32 timeOutIndex = 100; // 10s
+ while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0)) {
+ usleep(100 * 1000);
+ (*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus);
+ timeOutIndex--;
+ }
+
+ if (timeOutIndex == 0) {
+ fprintf(stderr, "\nWe\'re done waiting, failed to prefetch data in time, exiting\n");
+ goto destroyRes;
+ }
+
+ /* Display duration again, */
+ res = (*playItf)->GetDuration(playItf, &durationInMsec); CheckErr(res);
+ if (durationInMsec == SL_TIME_UNKNOWN) {
+ fprintf(stdout, "Content duration is unknown (after prefetch completed)\n");
+ } else {
+ fprintf(stdout, "Content duration is %lu ms (after prefetch completed)\n", durationInMsec);
+ }
+
+ fprintf(stdout, "starting to play\n");
+ res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PLAYING ); CheckErr(res);
+
+ /* Wait as long as the duration of the content, times the repetitions,
+ * before stopping the loop */
+ usleep( (REPETITIONS-1) * durationInMsec * 1100);
+ res = (*seekItf)->SetLoop(seekItf, SL_BOOLEAN_FALSE, 0, SL_TIME_UNKNOWN); CheckErr(res);
+ fprintf(stdout, "As of now, stopped looping (sound shouldn't repeat from now on)\n");
+ /* wait some more to make sure it doesn't repeat */
+ usleep(durationInMsec * 1000);
+
+ /* Stop playback */
+ fprintf(stdout, "stopping playback\n");
+ res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED); CheckErr(res);
+
+destroyRes:
+
+ /* Destroy the player */
+ (*player)->Destroy(player);
+
+ /* Destroy Output Mix object */
+ (*OutputMix)->Destroy(OutputMix);
+}
+
+//-----------------------------------------------------------------
+int main(int argc, char* const argv[])
+{
+ LOGV("Starting slesTestSlowDownUri\n");
+
+ SLresult res;
+ SLObjectItf sl;
+
+ fprintf(stdout, "OpenSL ES test %s: exercises SLPlayItf, SLSeekItf, SLPlaybackRateItf\n",
+ argv[0]);
+ fprintf(stdout, "and AudioPlayer with SLDataLocator_URI source / OutputMix sink\n");
+ fprintf(stdout, "Plays a sound and loops it %d times while changing the \n", REPETITIONS);
+ fprintf(stdout, "playback rate each time.\n\n");
+
+ if (argc == 1) {
+ fprintf(stdout, "Usage: \n\t%s path \n\t%s url\n", argv[0], argv[0]);
+ fprintf(stdout, "Example: \"%s /sdcard/my.mp3\" or \"%s file:///sdcard/my.mp3\"\n",
+ argv[0], argv[0]);
+ exit(1);
+ }
+
+ SLEngineOption EngineOption[] = {
+ {(SLuint32) SL_ENGINEOPTION_THREADSAFE,
+ (SLuint32) SL_BOOLEAN_TRUE}};
+
+ res = slCreateEngine( &sl, 1, EngineOption, 0, NULL, NULL);
+ CheckErr(res);
+ /* Realizing the SL Engine in synchronous mode. */
+ res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
+ CheckErr(res);
+
+ TestSlowDownUri(sl, argv[1]);
+
+ /* Shutdown OpenSL ES */
+ (*sl)->Destroy(sl);
+ exit(0);
+
+ return 0;
+}