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1 /*
2  * Copyright (C) 2010 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "sles_allinclusive.h"
18 #include "utils/RefBase.h"
19 #include "android_prompts.h"
20 // LocAVPlayer and StreamPlayer derive from GenericMediaPlayer,
21 //    so no need to #include "android_GenericMediaPlayer.h"
22 #include "android_LocAVPlayer.h"
23 #include "android_StreamPlayer.h"
24 
25 
26 //-----------------------------------------------------------------------------
player_handleMediaPlayerEventNotifications(int event,int data1,int data2,void * user)27 static void player_handleMediaPlayerEventNotifications(int event, int data1, int data2, void* user)
28 {
29 
30     // FIXME This code is derived from similar code in sfplayer_handlePrefetchEvent.  The two
31     // versions are quite similar, but still different enough that they need to be separate.
32     // At some point they should be re-factored and merged if feasible.
33     // As with other OpenMAX AL implementation code, this copy mostly uses SL_ symbols
34     // rather than XA_ unless the difference is significant.
35 
36     if (NULL == user) {
37         return;
38     }
39 
40     CMediaPlayer* mp = (CMediaPlayer*) user;
41     if (!android::CallbackProtector::enterCbIfOk(mp->mCallbackProtector)) {
42         // it is not safe to enter the callback (the media player is about to go away)
43         return;
44     }
45     union {
46         char c[sizeof(int)];
47         int i;
48     } u;
49     u.i = event;
50     SL_LOGV("player_handleMediaPlayerEventNotifications(event='%c%c%c%c' (%d), data1=%d, data2=%d, "
51             "user=%p) from AVPlayer", u.c[3], u.c[2], u.c[1], u.c[0], event, data1, data2, user);
52     switch(event) {
53 
54       case android::GenericPlayer::kEventPrepared: {
55 
56         SL_LOGV("Received AVPlayer::kEventPrepared for CMediaPlayer %p", mp);
57 
58         // assume no callback
59         slPrefetchCallback callback = NULL;
60         void* callbackPContext = NULL;
61 
62         object_lock_exclusive(&mp->mObject);
63         // mark object as prepared; same state is used for successfully or unsuccessful prepare
64         mp->mAndroidObjState = ANDROID_READY;
65 
66         // AVPlayer prepare() failed prefetching, there is no event in XAPrefetchStatus to
67         //  indicate a prefetch error, so we signal it by sending simulataneously two events:
68         //  - SL_PREFETCHEVENT_FILLLEVELCHANGE with a level of 0
69         //  - SL_PREFETCHEVENT_STATUSCHANGE with a status of SL_PREFETCHSTATUS_UNDERFLOW
70         if (PLAYER_SUCCESS != data1 && IsInterfaceInitialized(&mp->mObject, MPH_XAPREFETCHSTATUS)) {
71             mp->mPrefetchStatus.mLevel = 0;
72             mp->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW;
73             if (!(~mp->mPrefetchStatus.mCallbackEventsMask &
74                     (SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE))) {
75                 callback = mp->mPrefetchStatus.mCallback;
76                 callbackPContext = mp->mPrefetchStatus.mContext;
77             }
78         }
79         object_unlock_exclusive(&mp->mObject);
80 
81         // callback with no lock held
82         if (NULL != callback) {
83             (*callback)(&mp->mPrefetchStatus.mItf, callbackPContext,
84                     SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE);
85         }
86 
87         break;
88       }
89 
90       case android::GenericPlayer::kEventHasVideoSize: {
91         SL_LOGV("Received AVPlayer::kEventHasVideoSize (%d,%d) for CMediaPlayer %p",
92                 data1, data2, mp);
93 
94         object_lock_exclusive(&mp->mObject);
95 
96         // remove an existing video info entry (here we only have one video stream)
97         for(size_t i=0 ; i < mp->mStreamInfo.mStreamInfoTable.size() ; i++) {
98             if (XA_DOMAINTYPE_VIDEO == mp->mStreamInfo.mStreamInfoTable.itemAt(i).domain) {
99                 mp->mStreamInfo.mStreamInfoTable.removeAt(i);
100                 break;
101             }
102         }
103         // update the stream information with a new video info entry
104         StreamInfo streamInfo;
105         streamInfo.domain = XA_DOMAINTYPE_VIDEO;
106         streamInfo.videoInfo.codecId = 0;// unknown, we don't have that info FIXME
107         streamInfo.videoInfo.width = (XAuint32)data1;
108         streamInfo.videoInfo.height = (XAuint32)data2;
109         streamInfo.videoInfo.bitRate = 0;// unknown, we don't have that info FIXME
110         streamInfo.videoInfo.frameRate = 0;
111         streamInfo.videoInfo.duration = XA_TIME_UNKNOWN;
112         StreamInfo &contInfo = mp->mStreamInfo.mStreamInfoTable.editItemAt(0);
113         contInfo.containerInfo.numStreams = 1;
114         ssize_t index = mp->mStreamInfo.mStreamInfoTable.add(streamInfo);
115 
116         xaStreamEventChangeCallback callback = mp->mStreamInfo.mCallback;
117         void* callbackPContext = mp->mStreamInfo.mContext;
118 
119         object_unlock_exclusive(&mp->mObject);
120 
121         // enqueue notification (outside of lock) that the stream information has been updated
122         if ((NULL != callback) && (index >= 0)) {
123 #ifndef USE_ASYNCHRONOUS_STREAMCBEVENT_PROPERTYCHANGE_CALLBACK
124             (*callback)(&mp->mStreamInfo.mItf, XA_STREAMCBEVENT_PROPERTYCHANGE /*eventId*/,
125                     1 /*streamIndex, only one stream supported here, 0 is reserved*/,
126                     NULL /*pEventData, always NULL in OpenMAX AL 1.0.1*/,
127                     callbackPContext /*pContext*/);
128 #else
129             SLresult res = EnqueueAsyncCallback_piipp(mp, callback,
130                     /*p1*/ &mp->mStreamInfo.mItf,
131                     /*i1*/ XA_STREAMCBEVENT_PROPERTYCHANGE /*eventId*/,
132                     /*i2*/ 1 /*streamIndex, only one stream supported here, 0 is reserved*/,
133                     /*p2*/ NULL /*pEventData, always NULL in OpenMAX AL 1.0.1*/,
134                     /*p3*/ callbackPContext /*pContext*/);
135             LOGW_IF(SL_RESULT_SUCCESS != res,
136                         "Callback %p(%p, XA_STREAMCBEVENT_PROPERTYCHANGE, 1, NULL, %p) dropped",
137                         callback, &mp->mStreamInfo.mItf, callbackPContext);
138 #endif
139         }
140         break;
141       }
142 
143       case android::GenericPlayer::kEventEndOfStream: {
144         SL_LOGV("Received AVPlayer::kEventEndOfStream for CMediaPlayer %p", mp);
145 
146         object_lock_exclusive(&mp->mObject);
147         // should be xaPlayCallback but we're sharing the itf between SL and AL
148         slPlayCallback playCallback = NULL;
149         void * playContext = NULL;
150         // XAPlayItf callback or no callback?
151         if (mp->mPlay.mEventFlags & XA_PLAYEVENT_HEADATEND) {
152             playCallback = mp->mPlay.mCallback;
153             playContext = mp->mPlay.mContext;
154         }
155         mp->mPlay.mState = XA_PLAYSTATE_PAUSED;
156         object_unlock_exclusive(&mp->mObject);
157 
158         // enqueue callback with no lock held
159         if (NULL != playCallback) {
160 #ifndef USE_ASYNCHRONOUS_PLAY_CALLBACK
161             (*playCallback)(&mp->mPlay.mItf, playContext, XA_PLAYEVENT_HEADATEND);
162 #else
163             SLresult res = EnqueueAsyncCallback_ppi(mp, playCallback, &mp->mPlay.mItf, playContext,
164                     XA_PLAYEVENT_HEADATEND);
165             LOGW_IF(SL_RESULT_SUCCESS != res,
166                     "Callback %p(%p, %p, SL_PLAYEVENT_HEADATEND) dropped", playCallback,
167                     &mp->mPlay.mItf, playContext);
168 #endif
169         }
170         break;
171       }
172 
173       case android::GenericPlayer::kEventChannelCount: {
174         SL_LOGV("kEventChannelCount channels = %d", data1);
175         object_lock_exclusive(&mp->mObject);
176         if (UNKNOWN_NUMCHANNELS == mp->mNumChannels && UNKNOWN_NUMCHANNELS != data1) {
177             mp->mNumChannels = data1;
178             android_Player_volumeUpdate(mp);
179         }
180         object_unlock_exclusive(&mp->mObject);
181       }
182       break;
183 
184       case android::GenericPlayer::kEventPrefetchFillLevelUpdate: {
185         SL_LOGV("kEventPrefetchFillLevelUpdate");
186         if (!IsInterfaceInitialized(&mp->mObject, MPH_XAPREFETCHSTATUS)) {
187             break;
188         }
189         slPrefetchCallback callback = NULL;
190         void* callbackPContext = NULL;
191 
192         // SLPrefetchStatusItf callback or no callback?
193         interface_lock_exclusive(&mp->mPrefetchStatus);
194         if (mp->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_FILLLEVELCHANGE) {
195             callback = mp->mPrefetchStatus.mCallback;
196             callbackPContext = mp->mPrefetchStatus.mContext;
197         }
198         mp->mPrefetchStatus.mLevel = (SLpermille)data1;
199         interface_unlock_exclusive(&mp->mPrefetchStatus);
200 
201         // callback with no lock held
202         if (NULL != callback) {
203             (*callback)(&mp->mPrefetchStatus.mItf, callbackPContext,
204                     SL_PREFETCHEVENT_FILLLEVELCHANGE);
205         }
206       }
207       break;
208 
209       case android::GenericPlayer::kEventPrefetchStatusChange: {
210         SL_LOGV("kEventPrefetchStatusChange");
211         if (!IsInterfaceInitialized(&mp->mObject, MPH_XAPREFETCHSTATUS)) {
212             break;
213         }
214         slPrefetchCallback callback = NULL;
215         void* callbackPContext = NULL;
216 
217         // SLPrefetchStatusItf callback or no callback?
218         object_lock_exclusive(&mp->mObject);
219         if (mp->mPrefetchStatus.mCallbackEventsMask & SL_PREFETCHEVENT_STATUSCHANGE) {
220             callback = mp->mPrefetchStatus.mCallback;
221             callbackPContext = mp->mPrefetchStatus.mContext;
222         }
223         if (data1 >= android::kStatusIntermediate) {
224             mp->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_SUFFICIENTDATA;
225         } else if (data1 < android::kStatusIntermediate) {
226             mp->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW;
227         }
228         object_unlock_exclusive(&mp->mObject);
229 
230         // callback with no lock held
231         if (NULL != callback) {
232             (*callback)(&mp->mPrefetchStatus.mItf, callbackPContext, SL_PREFETCHEVENT_STATUSCHANGE);
233         }
234       }
235       break;
236 
237       case android::GenericPlayer::kEventPlay: {
238         SL_LOGV("kEventPlay");
239 
240         interface_lock_shared(&mp->mPlay);
241         slPlayCallback callback = mp->mPlay.mCallback;
242         void* callbackPContext = mp->mPlay.mContext;
243         interface_unlock_shared(&mp->mPlay);
244 
245         if (NULL != callback) {
246             (*callback)(&mp->mPlay.mItf, callbackPContext, (SLuint32) data1); // SL_PLAYEVENT_HEAD*
247         }
248       }
249       break;
250 
251       case android::GenericPlayer::kEventErrorAfterPrepare: {
252         SL_LOGV("kEventErrorAfterPrepare");
253 
254         // assume no callback
255         slPrefetchCallback callback = NULL;
256         void* callbackPContext = NULL;
257 
258         object_lock_exclusive(&mp->mObject);
259         if (IsInterfaceInitialized(&mp->mObject, MPH_XAPREFETCHSTATUS)) {
260             mp->mPrefetchStatus.mLevel = 0;
261             mp->mPrefetchStatus.mStatus = SL_PREFETCHSTATUS_UNDERFLOW;
262             if (!(~mp->mPrefetchStatus.mCallbackEventsMask &
263                     (SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE))) {
264                 callback = mp->mPrefetchStatus.mCallback;
265                 callbackPContext = mp->mPrefetchStatus.mContext;
266             }
267         }
268         object_unlock_exclusive(&mp->mObject);
269 
270         // FIXME there's interesting information in data1, but no API to convey it to client
271         SL_LOGE("Error after prepare: %d", data1);
272 
273         // callback with no lock held
274         if (NULL != callback) {
275             (*callback)(&mp->mPrefetchStatus.mItf, callbackPContext,
276                     SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE);
277         }
278 
279       }
280       break;
281 
282       default: {
283         SL_LOGE("Received unknown event %d, data %d from AVPlayer", event, data1);
284       }
285     }
286 
287     mp->mCallbackProtector->exitCb();
288 }
289 
290 
291 //-----------------------------------------------------------------------------
android_Player_checkSourceSink(CMediaPlayer * mp)292 XAresult android_Player_checkSourceSink(CMediaPlayer *mp) {
293 
294     XAresult result = XA_RESULT_SUCCESS;
295 
296     const SLDataSource *pSrc    = &mp->mDataSource.u.mSource;
297     const SLDataSink *pAudioSnk = &mp->mAudioSink.u.mSink;
298 
299     // format check:
300     const SLuint32 sourceLocatorType = *(SLuint32 *)pSrc->pLocator;
301     const SLuint32 sourceFormatType  = *(SLuint32 *)pSrc->pFormat;
302     const SLuint32 audioSinkLocatorType = *(SLuint32 *)pAudioSnk->pLocator;
303     //const SLuint32 sinkFormatType = *(SLuint32 *)pAudioSnk->pFormat;
304 
305     // Source check
306     switch(sourceLocatorType) {
307 
308     case XA_DATALOCATOR_ANDROIDBUFFERQUEUE: {
309         switch (sourceFormatType) {
310         case XA_DATAFORMAT_MIME: {
311             SLDataFormat_MIME *df_mime = (SLDataFormat_MIME *) pSrc->pFormat;
312             if (SL_CONTAINERTYPE_MPEG_TS != df_mime->containerType) {
313                 SL_LOGE("Cannot create player with XA_DATALOCATOR_ANDROIDBUFFERQUEUE data source "
314                         "that is not fed MPEG-2 TS data");
315                 return SL_RESULT_CONTENT_UNSUPPORTED;
316             }
317         } break;
318         default:
319             SL_LOGE("Cannot create player with XA_DATALOCATOR_ANDROIDBUFFERQUEUE data source "
320                     "without SL_DATAFORMAT_MIME format");
321             return XA_RESULT_CONTENT_UNSUPPORTED;
322         }
323     } break;
324 
325     case XA_DATALOCATOR_URI: // intended fall-through
326     case XA_DATALOCATOR_ANDROIDFD:
327         break;
328 
329     default:
330         SL_LOGE("Cannot create media player with data locator type 0x%x",
331                 (unsigned) sourceLocatorType);
332         return SL_RESULT_PARAMETER_INVALID;
333     }// switch (locatorType)
334 
335     // Audio sink check: only playback is supported here
336     switch(audioSinkLocatorType) {
337 
338     case XA_DATALOCATOR_OUTPUTMIX:
339         break;
340 
341     default:
342         SL_LOGE("Cannot create media player with audio sink data locator of type 0x%x",
343                 (unsigned) audioSinkLocatorType);
344         return XA_RESULT_PARAMETER_INVALID;
345     }// switch (locaaudioSinkLocatorTypeorType)
346 
347     return result;
348 }
349 
350 
351 //-----------------------------------------------------------------------------
android_Player_create(CMediaPlayer * mp)352 XAresult android_Player_create(CMediaPlayer *mp) {
353 
354     XAresult result = XA_RESULT_SUCCESS;
355 
356     // FIXME verify data source
357     const SLDataSource *pDataSrc = &mp->mDataSource.u.mSource;
358     // FIXME verify audio data sink
359     const SLDataSink *pAudioSnk = &mp->mAudioSink.u.mSink;
360     // FIXME verify image data sink
361     const SLDataSink *pVideoSnk = &mp->mImageVideoSink.u.mSink;
362 
363     XAuint32 sourceLocator = *(XAuint32 *)pDataSrc->pLocator;
364     switch(sourceLocator) {
365     // FIXME support Android simple buffer queue as well
366     case XA_DATALOCATOR_ANDROIDBUFFERQUEUE:
367         mp->mAndroidObjType = AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE;
368         break;
369     case XA_DATALOCATOR_URI: // intended fall-through
370     case SL_DATALOCATOR_ANDROIDFD:
371         mp->mAndroidObjType = AUDIOVIDEOPLAYER_FROM_URIFD;
372         break;
373     case XA_DATALOCATOR_ADDRESS: // intended fall-through
374     default:
375         SL_LOGE("Unable to create MediaPlayer for data source locator 0x%x", sourceLocator);
376         result = XA_RESULT_PARAMETER_INVALID;
377         break;
378     }
379 
380     // FIXME duplicates an initialization also done by higher level
381     mp->mAndroidObjState = ANDROID_UNINITIALIZED;
382     mp->mStreamType = ANDROID_DEFAULT_OUTPUT_STREAM_TYPE;
383     mp->mSessionId = android::AudioSystem::newAudioSessionId();
384 
385     mp->mCallbackProtector = new android::CallbackProtector();
386 
387     return result;
388 }
389 
390 
391 //-----------------------------------------------------------------------------
392 // FIXME abstract out the diff between CMediaPlayer and CAudioPlayer
android_Player_realize(CMediaPlayer * mp,SLboolean async)393 XAresult android_Player_realize(CMediaPlayer *mp, SLboolean async) {
394     SL_LOGV("android_Player_realize_l(%p)", mp);
395     XAresult result = XA_RESULT_SUCCESS;
396 
397     const SLDataSource *pDataSrc = &mp->mDataSource.u.mSource;
398     const SLuint32 sourceLocator = *(SLuint32 *)pDataSrc->pLocator;
399 
400     AudioPlayback_Parameters ap_params;
401     ap_params.sessionId = mp->mSessionId;
402     ap_params.streamType = mp->mStreamType;
403 
404     switch(mp->mAndroidObjType) {
405     case AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: {
406         mp->mAVPlayer = new android::StreamPlayer(&ap_params, true /*hasVideo*/,
407                 &mp->mAndroidBufferQueue, mp->mCallbackProtector);
408         mp->mAVPlayer->init(player_handleMediaPlayerEventNotifications, (void*)mp);
409         }
410         break;
411     case AUDIOVIDEOPLAYER_FROM_URIFD: {
412         mp->mAVPlayer = new android::LocAVPlayer(&ap_params, true /*hasVideo*/);
413         mp->mAVPlayer->init(player_handleMediaPlayerEventNotifications, (void*)mp);
414         switch (mp->mDataSource.mLocator.mLocatorType) {
415         case XA_DATALOCATOR_URI:
416             ((android::LocAVPlayer*)mp->mAVPlayer.get())->setDataSource(
417                     (const char*)mp->mDataSource.mLocator.mURI.URI);
418             break;
419         case XA_DATALOCATOR_ANDROIDFD: {
420             int64_t offset = (int64_t)mp->mDataSource.mLocator.mFD.offset;
421             ((android::LocAVPlayer*)mp->mAVPlayer.get())->setDataSource(
422                     (int)mp->mDataSource.mLocator.mFD.fd,
423                     offset == SL_DATALOCATOR_ANDROIDFD_USE_FILE_SIZE ?
424                             (int64_t)PLAYER_FD_FIND_FILE_SIZE : offset,
425                     (int64_t)mp->mDataSource.mLocator.mFD.length);
426             }
427             break;
428         default:
429             SL_LOGE("Invalid or unsupported data locator type %u for data source",
430                     mp->mDataSource.mLocator.mLocatorType);
431             result = XA_RESULT_PARAMETER_INVALID;
432         }
433         }
434         break;
435     case INVALID_TYPE: // intended fall-through
436     default:
437         SL_LOGE("Unable to realize MediaPlayer, invalid internal Android object type");
438         result = XA_RESULT_PARAMETER_INVALID;
439         break;
440     }
441 
442     if (XA_RESULT_SUCCESS == result) {
443 
444         // if there is a video sink
445         if (XA_DATALOCATOR_NATIVEDISPLAY ==
446                 mp->mImageVideoSink.mLocator.mLocatorType) {
447             ANativeWindow *nativeWindow = (ANativeWindow *)
448                     mp->mImageVideoSink.mLocator.mNativeDisplay.hWindow;
449             // we already verified earlier that hWindow is non-NULL
450             assert(nativeWindow != NULL);
451             result = android_Player_setNativeWindow(mp, nativeWindow);
452         }
453 
454     }
455 
456     return result;
457 }
458 
459 // Called with a lock on MediaPlayer, and blocks until safe to destroy
android_Player_preDestroy(CMediaPlayer * mp)460 XAresult android_Player_preDestroy(CMediaPlayer *mp) {
461     SL_LOGV("android_Player_preDestroy(%p)", mp);
462 
463     // Not yet clear why this order is important, but it reduces detected deadlocks
464     object_unlock_exclusive(&mp->mObject);
465     if (mp->mCallbackProtector != 0) {
466         mp->mCallbackProtector->requestCbExitAndWait();
467     }
468     object_lock_exclusive(&mp->mObject);
469 
470     if (mp->mAVPlayer != 0) {
471         mp->mAVPlayer->preDestroy();
472     }
473     SL_LOGV("android_Player_preDestroy(%p) after mAVPlayer->preDestroy()", mp);
474 
475     return XA_RESULT_SUCCESS;
476 }
477 
478 //-----------------------------------------------------------------------------
android_Player_destroy(CMediaPlayer * mp)479 XAresult android_Player_destroy(CMediaPlayer *mp) {
480     SL_LOGV("android_Player_destroy(%p)", mp);
481 
482     mp->mAVPlayer.clear();
483     mp->mCallbackProtector.clear();
484 
485     // explicit destructor
486     mp->mAVPlayer.~sp();
487     mp->mCallbackProtector.~sp();
488 
489     return XA_RESULT_SUCCESS;
490 }
491 
492 
android_Player_usePlayEventMask(CMediaPlayer * mp)493 void android_Player_usePlayEventMask(CMediaPlayer *mp) {
494     if (mp->mAVPlayer != 0) {
495         IPlay *pPlayItf = &mp->mPlay;
496         mp->mAVPlayer->setPlayEvents((int32_t) pPlayItf->mEventFlags,
497                 (int32_t) pPlayItf->mMarkerPosition, (int32_t) pPlayItf->mPositionUpdatePeriod);
498     }
499 }
500 
501 
android_Player_getDuration(IPlay * pPlayItf,XAmillisecond * pDurMsec)502 XAresult android_Player_getDuration(IPlay *pPlayItf, XAmillisecond *pDurMsec) {
503     CMediaPlayer *avp = (CMediaPlayer *)pPlayItf->mThis;
504 
505     switch (avp->mAndroidObjType) {
506 
507     case AUDIOVIDEOPLAYER_FROM_URIFD: {
508         int dur = ANDROID_UNKNOWN_TIME;
509         if (avp->mAVPlayer != 0) {
510             avp->mAVPlayer->getDurationMsec(&dur);
511         }
512         if (dur == ANDROID_UNKNOWN_TIME) {
513             *pDurMsec = XA_TIME_UNKNOWN;
514         } else {
515             *pDurMsec = (XAmillisecond)dur;
516         }
517     } break;
518 
519     case AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through
520     default:
521         *pDurMsec = XA_TIME_UNKNOWN;
522         break;
523     }
524 
525     return XA_RESULT_SUCCESS;
526 }
527 
528 
android_Player_getPosition(IPlay * pPlayItf,XAmillisecond * pPosMsec)529 XAresult android_Player_getPosition(IPlay *pPlayItf, XAmillisecond *pPosMsec) {
530     SL_LOGD("android_Player_getPosition()");
531     XAresult result = XA_RESULT_SUCCESS;
532     CMediaPlayer *avp = (CMediaPlayer *)pPlayItf->mThis;
533 
534     switch (avp->mAndroidObjType) {
535 
536     case AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through
537     case AUDIOVIDEOPLAYER_FROM_URIFD: {
538         int pos = ANDROID_UNKNOWN_TIME;
539         if (avp->mAVPlayer != 0) {
540             avp->mAVPlayer->getPositionMsec(&pos);
541         }
542         if (pos == ANDROID_UNKNOWN_TIME) {
543             *pPosMsec = 0;
544         } else {
545             *pPosMsec = (XAmillisecond)pos;
546         }
547     } break;
548 
549     default:
550         // we shouldn't be here
551         assert(false);
552         break;
553     }
554 
555     return result;
556 }
557 
558 
559 //-----------------------------------------------------------------------------
560 /**
561  * pre-condition: mp != NULL
562  */
android_Player_volumeUpdate(CMediaPlayer * mp)563 void android_Player_volumeUpdate(CMediaPlayer* mp)
564 {
565     android::GenericPlayer* avp = mp->mAVPlayer.get();
566     if (avp != NULL) {
567         float volumes[2];
568         // MediaPlayer does not currently support EffectSend or MuteSolo
569         android_player_volumeUpdate(volumes, &mp->mVolume, mp->mNumChannels, 1.0f, NULL);
570         float leftVol = volumes[0], rightVol = volumes[1];
571         avp->setVolume(leftVol, rightVol);
572     }
573 }
574 
575 //-----------------------------------------------------------------------------
576 /**
577  * pre-condition: gp != 0
578  */
android_Player_setPlayState(const android::sp<android::GenericPlayer> & gp,SLuint32 playState,AndroidObjectState * pObjState)579 XAresult android_Player_setPlayState(const android::sp<android::GenericPlayer> &gp,
580         SLuint32 playState,
581         AndroidObjectState* pObjState)
582 {
583     XAresult result = XA_RESULT_SUCCESS;
584     AndroidObjectState objState = *pObjState;
585 
586     switch (playState) {
587      case SL_PLAYSTATE_STOPPED: {
588          SL_LOGV("setting AVPlayer to SL_PLAYSTATE_STOPPED");
589          gp->stop();
590          }
591          break;
592      case SL_PLAYSTATE_PAUSED: {
593          SL_LOGV("setting AVPlayer to SL_PLAYSTATE_PAUSED");
594          switch(objState) {
595          case ANDROID_UNINITIALIZED:
596              *pObjState = ANDROID_PREPARING;
597              gp->prepare();
598              break;
599          case ANDROID_PREPARING:
600              break;
601          case ANDROID_READY:
602              gp->pause();
603              break;
604          default:
605              SL_LOGE("Android object in invalid state");
606              break;
607          }
608          }
609          break;
610      case SL_PLAYSTATE_PLAYING: {
611          SL_LOGV("setting AVPlayer to SL_PLAYSTATE_PLAYING");
612          switch(objState) {
613          case ANDROID_UNINITIALIZED:
614              *pObjState = ANDROID_PREPARING;
615              gp->prepare();
616              // intended fall through
617          case ANDROID_PREPARING:
618              // intended fall through
619          case ANDROID_READY:
620              gp->play();
621              break;
622          default:
623              SL_LOGE("Android object in invalid state");
624              break;
625          }
626          }
627          break;
628      default:
629          // checked by caller, should not happen
630          break;
631      }
632 
633     return result;
634 }
635 
636 
637 /**
638  * pre-condition: mp != NULL
639  */
android_Player_seek(CMediaPlayer * mp,SLmillisecond posMsec)640 XAresult android_Player_seek(CMediaPlayer *mp, SLmillisecond posMsec) {
641     XAresult result = XA_RESULT_SUCCESS;
642     switch (mp->mAndroidObjType) {
643       case AUDIOVIDEOPLAYER_FROM_URIFD:
644         if (mp->mAVPlayer !=0) {
645             mp->mAVPlayer->seek(posMsec);
646         }
647         break;
648       case AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through
649       default: {
650           result = XA_RESULT_FEATURE_UNSUPPORTED;
651       }
652     }
653     return result;
654 }
655 
656 
657 /**
658  * pre-condition: mp != NULL
659  */
android_Player_loop(CMediaPlayer * mp,SLboolean loopEnable)660 XAresult android_Player_loop(CMediaPlayer *mp, SLboolean loopEnable) {
661     XAresult result = XA_RESULT_SUCCESS;
662     switch (mp->mAndroidObjType) {
663       case AUDIOVIDEOPLAYER_FROM_URIFD:
664         if (mp->mAVPlayer !=0) {
665             mp->mAVPlayer->loop(loopEnable);
666         }
667         break;
668       case AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE: // intended fall-through
669       default: {
670           result = XA_RESULT_FEATURE_UNSUPPORTED;
671       }
672     }
673     return result;
674 }
675 
676 
677 //-----------------------------------------------------------------------------
android_Player_androidBufferQueue_clear_l(CMediaPlayer * mp)678 void android_Player_androidBufferQueue_clear_l(CMediaPlayer *mp) {
679     if ((mp->mAndroidObjType == AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE)
680             && (mp->mAVPlayer != 0)) {
681         android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(mp->mAVPlayer.get());
682         splr->appClear_l();
683     }
684 }
685 
686 
android_Player_androidBufferQueue_onRefilled_l(CMediaPlayer * mp)687 void android_Player_androidBufferQueue_onRefilled_l(CMediaPlayer *mp) {
688     if ((mp->mAndroidObjType == AUDIOVIDEOPLAYER_FROM_TS_ANDROIDBUFFERQUEUE)
689             && (mp->mAVPlayer != 0)) {
690         android::StreamPlayer* splr = static_cast<android::StreamPlayer*>(mp->mAVPlayer.get());
691         splr->queueRefilled();
692     }
693 }
694 
695 
696 /*
697  *  pre-conditions:
698  *      mp != NULL
699  *      mp->mAVPlayer != 0 (player is realized)
700  *      nativeWindow can be NULL, but if NULL it is treated as an error
701  */
android_Player_setNativeWindow(CMediaPlayer * mp,ANativeWindow * nativeWindow)702 SLresult android_Player_setNativeWindow(CMediaPlayer *mp, ANativeWindow *nativeWindow)
703 {
704     assert(mp != NULL);
705     assert(mp->mAVPlayer != 0);
706     if (nativeWindow == NULL) {
707         SL_LOGE("ANativeWindow is NULL");
708         return SL_RESULT_PARAMETER_INVALID;
709     }
710     SLresult result;
711     int err;
712     int value;
713     // this could crash if app passes in a bad parameter, but that's OK
714     err = (*nativeWindow->query)(nativeWindow, NATIVE_WINDOW_CONCRETE_TYPE, &value);
715     if (0 != err) {
716         SL_LOGE("Query NATIVE_WINDOW_CONCRETE_TYPE on ANativeWindow * %p failed; "
717                 "errno %d", nativeWindow, err);
718         result = SL_RESULT_PARAMETER_INVALID;
719     } else {
720         switch (value) {
721         case NATIVE_WINDOW_SURFACE: {                // Surface
722             SL_LOGV("Displaying on ANativeWindow of type NATIVE_WINDOW_SURFACE");
723             android::sp<android::Surface> nativeSurface(
724                     static_cast<android::Surface *>(nativeWindow));
725             mp->mAVPlayer->setVideoSurface(nativeSurface);
726             result = SL_RESULT_SUCCESS;
727             } break;
728         case NATIVE_WINDOW_SURFACE_TEXTURE_CLIENT: { // SurfaceTextureClient
729             SL_LOGV("Displaying on ANativeWindow of type NATIVE_WINDOW_SURFACE_TEXTURE_CLIENT");
730             android::sp<android::SurfaceTextureClient> surfaceTextureClient(
731                     static_cast<android::SurfaceTextureClient *>(nativeWindow));
732             android::sp<android::ISurfaceTexture> nativeSurfaceTexture(
733                     surfaceTextureClient->getISurfaceTexture());
734             mp->mAVPlayer->setVideoSurfaceTexture(nativeSurfaceTexture);
735             result = SL_RESULT_SUCCESS;
736             } break;
737         case NATIVE_WINDOW_FRAMEBUFFER:              // FramebufferNativeWindow
738             // fall through
739         default:
740             SL_LOGE("ANativeWindow * %p has unknown or unsupported concrete type %d",
741                     nativeWindow, value);
742             result = SL_RESULT_PARAMETER_INVALID;
743             break;
744         }
745     }
746     return result;
747 }
748