slesTestDecodeToBuffQueue.cpp revision 7f5cc1afe49395fefaad9b2bbd728a45d1bfda6a
1ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* 2ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * Copyright (C) 2011 The Android Open Source Project 3ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * 4ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * Licensed under the Apache License, Version 2.0 (the "License"); 5ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * you may not use this file except in compliance with the License. 6ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * You may obtain a copy of the License at 7ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * 8ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * http://www.apache.org/licenses/LICENSE-2.0 9ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * 10ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * Unless required by applicable law or agreed to in writing, software 11ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * distributed under the License is distributed on an "AS IS" BASIS, 12ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * See the License for the specific language governing permissions and 14ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * limitations under the License. 15ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi */ 16ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 17ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Audio Decode Test 18ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 19ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel TriviFirst run the program from shell: 20ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi # slesTest_decodeToBuffQueue /sdcard/myFile.mp3 4 21ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 22ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel TriviThese use adb on host to retrieve the decoded file: 23ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi % adb pull /sdcard/myFile.mp3.raw myFile.raw 24ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 25ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel TriviHow to examine the output with Audacity: 26ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Project / Import raw data 27ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Select myFile.raw file, then click Open button 28ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Choose these options: 29ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Signed 16-bit PCM 30ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Little-endian 31ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 1 Channel (Mono) / 2 Channels (Stereo) based on the selected file 32ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Sample rate same as the selected file 33ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi Click Import button 34ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 35ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi*/ 36ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 37ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 38ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <stdlib.h> 39ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <stdio.h> 40ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <string.h> 41ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <unistd.h> 42ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <sys/time.h> 43ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <fcntl.h> 44ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <utils/threads.h> 45ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 46ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <SLES/OpenSLES.h> 47ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <SLES/OpenSLES_Android.h> 48ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#include <SLES/OpenSLES_AndroidConfiguration.h> 49ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 50ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Explicitly requesting SL_IID_ANDROIDSIMPLEBUFFERQUEUE and SL_IID_PREFETCHSTATUS 517f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi * on the AudioPlayer object for decoding, SL_IID_METADATAEXTRACTION for retrieving the 527f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi * format of the decoded audio */ 537f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#define NUM_EXPLICIT_INTERFACES_FOR_PLAYER 3 54ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 55ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Size of the decode buffer queue */ 56ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#define NB_BUFFERS_IN_QUEUE 4 57ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Size of each buffer in the queue */ 58ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#define BUFFER_SIZE_IN_SAMPLES 1152 // number of samples per MP3 frame 59ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#define BUFFER_SIZE_IN_BYTES (2*BUFFER_SIZE_IN_SAMPLES) 60ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 61ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Local storage for decoded audio data */ 62ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Triviint8_t pcmData[NB_BUFFERS_IN_QUEUE * BUFFER_SIZE_IN_BYTES]; 63ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 64ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* destination for decoded data */ 65ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivistatic FILE* gFp; 66ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 67ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* to display the number of decode iterations */ 68ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivistatic int counter=0; 69ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 70ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* to signal to the test app the end of the stream to decode has been reached */ 71ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivibool eos = false; 72ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Triviandroid::Mutex eosLock; 73ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Triviandroid::Condition eosCondition; 74ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 75ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* used to detect errors likely to have occured when the OpenSL ES framework fails to open 76ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * a resource, for instance because a file URI is invalid, or an HTTP server doesn't respond. 77ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi */ 78ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#define PREFETCHEVENT_ERROR_CANDIDATE \ 79ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (SL_PREFETCHEVENT_STATUSCHANGE | SL_PREFETCHEVENT_FILLLEVELCHANGE) 80ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 81ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 82ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Exits the application if an error is encountered */ 83ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi#define ExitOnError(x) ExitOnErrorFunc(x,__LINE__) 84ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 85ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid ExitOnErrorFunc( SLresult result , int line) 86ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 87ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (SL_RESULT_SUCCESS != result) { 887f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "Error code %u encountered at line %d, exiting\n", result, line); 89ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi exit(EXIT_FAILURE); 90ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 91ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 92ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 937f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi/* Used to signal prefetching failures */ 947f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivibool prefetchError = false; 957f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 96ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 97ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Structure for passing information to callback function */ 98ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivitypedef struct CallbackCntxt_ { 99ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLPlayItf playItf; 100ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLuint32 size; 101ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLint8* pDataBase; // Base address of local audio data storage 102ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLint8* pData; // Current address of local audio data storage 103ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} CallbackCntxt; 104ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 105ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 106ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid SignalEos() { 107ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi android::Mutex::Autolock autoLock(eosLock); 108ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi eos = true; 109ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi eosCondition.signal(); 110ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 111ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 112ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 113ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Callback for "prefetch" events, here used to detect audio resource opening errors */ 114ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid PrefetchEventCallback( SLPrefetchStatusItf caller, void *pContext, SLuint32 event) 115ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 116ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLpermille level = 0; 117ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*caller)->GetFillLevel(caller, &level); 118ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLuint32 status; 11958432eb9cea995c69b4f905e68b38c1b8216edebGlenn Kasten //fprintf(stdout, "PrefetchEventCallback: received event %u\n", event); 120ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*caller)->GetPrefetchStatus(caller, &status); 121ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if ((PREFETCHEVENT_ERROR_CANDIDATE == (event & PREFETCHEVENT_ERROR_CANDIDATE)) 122ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi && (level == 0) && (status == SL_PREFETCHSTATUS_UNDERFLOW)) { 123ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "PrefetchEventCallback: Error while prefetching data, exiting\n"); 1247f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi prefetchError = true; 125ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SignalEos(); 126ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 127ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 128ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 129ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 130ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Callback for "playback" events, i.e. event happening during decoding */ 131ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid DecCallback( 132ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLPlayItf caller, 133ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi void *pContext, 134ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLuint32 event) 135ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 136ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (SL_PLAYEVENT_HEADATEND & event) { 137ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "SL_PLAYEVENT_HEADATEND reached\n"); 138ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SignalEos(); 139ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 140ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 141ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (SL_PLAYEVENT_HEADATNEWPOS & event) { 142ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLmillisecond pMsec = 0; 143ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*caller)->GetPosition(caller, &pMsec); 14458432eb9cea995c69b4f905e68b38c1b8216edebGlenn Kasten fprintf(stdout, "SL_PLAYEVENT_HEADATNEWPOS current position=%ums\n", pMsec); 145ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 146ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 147ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (SL_PLAYEVENT_HEADATMARKER & event) { 148ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLmillisecond pMsec = 0; 149ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*caller)->GetPosition(caller, &pMsec); 15058432eb9cea995c69b4f905e68b38c1b8216edebGlenn Kasten fprintf(stdout, "SL_PLAYEVENT_HEADATMARKER current position=%ums\n", pMsec); 151ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 152ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 153ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 154ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 155ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Callback for decoding buffer queue events */ 156ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid DecBufferQueueCallback( 157ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLAndroidSimpleBufferQueueItf queueItf, 158ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi void *pContext) 159ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 160ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi counter++; 1617f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "DecBufferQueueCallback called (iteration %d) ", counter); 162ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 163ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi CallbackCntxt *pCntxt = (CallbackCntxt*)pContext; 164ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 165ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Save the decoded data */ 1661fd0cd18598d76e9a0f9e6675e4d988be41644f7Jean-Michel Trivi if (fwrite(pCntxt->pDataBase, 1, BUFFER_SIZE_IN_BYTES, gFp) < BUFFER_SIZE_IN_BYTES) { 167ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Error writing to output file, signaling EOS\n"); 168ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SignalEos(); 169ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi return; 170ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 171ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 172ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Increase data pointer by buffer size */ 173ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pCntxt->pData += BUFFER_SIZE_IN_BYTES; 174ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 175ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (pCntxt->pData >= pCntxt->pDataBase + (NB_BUFFERS_IN_QUEUE * BUFFER_SIZE_IN_BYTES)) { 176ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pCntxt->pData = pCntxt->pDataBase; 177ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 178ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 179ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError( (*queueItf)->Enqueue(queueItf, pCntxt->pDataBase, BUFFER_SIZE_IN_BYTES) ); 180ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi // Note: adding a sleep here or any sync point is a way to slow down the decoding, or 181ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi // synchronize it with some other event, as the OpenSL ES framework will block until the 182ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi // buffer queue callback return to proceed with the decoding. 183ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 1847f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#if 0 1857f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Example buffer queue state display */ 186ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLAndroidSimpleBufferQueueState decQueueState; 187ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError( (*queueItf)->GetState(queueItf, &decQueueState) ); 188ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 189ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stderr, "\DecBufferQueueCallback now has pCntxt->pData=%p queue: " 19058432eb9cea995c69b4f905e68b38c1b8216edebGlenn Kasten "count=%u playIndex=%u\n", 191ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pCntxt->pData, decQueueState.count, decQueueState.index); 1927f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#endif 1937f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 1947f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#if 0 1957f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Example of duration display in callback where we use the callback context for the SLPlayItf*/ 1967f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLmillisecond durationInMsec = SL_TIME_UNKNOWN; 1977f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLresult result = (*pCntxt->playItf)->GetDuration(pCntxt->playItf, &durationInMsec); 1987f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 1997f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi if (durationInMsec == SL_TIME_UNKNOWN) { 2007f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "Content duration is unknown (in dec callback)\n"); 2017f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } else { 2027f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "Content duration is %ums (in dec callback)\n", 2037f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi durationInMsec); 2047f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 2057f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi#endif 206ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 207ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 208ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 209ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 210ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi/* Decode an audio path by opening a file descriptor on that path */ 211ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivivoid TestDecToBuffQueue( SLObjectItf sl, const char* path) 212ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 213ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi size_t len = strlen((const char *) path); 214ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi char* outputPath = (char*) malloc(len + 4 + 1); // save room to concatenate ".raw" 215ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (NULL == outputPath) { 216ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(SL_RESULT_RESOURCE_ERROR); 217ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 218ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi memcpy(outputPath, path, len + 1); 219ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi strcat(outputPath, ".raw"); 220ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi gFp = fopen(outputPath, "w"); 221ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (NULL == gFp) { 222ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(SL_RESULT_RESOURCE_ERROR); 223ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 224ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 225ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLresult result; 226ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLEngineItf EngineItf; 227ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 228ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Objects this application uses: one audio player */ 229ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLObjectItf player; 230ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 231ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Interfaces for the audio player */ 232ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLAndroidSimpleBufferQueueItf decBuffQueueItf; 233ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLPrefetchStatusItf prefetchItf; 234ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLPlayItf playItf; 2357f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLMetadataExtractionItf mdExtrItf; 236ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 237ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Source of audio data for the decoding */ 238ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataSource decSource; 239ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataLocator_URI decUri; 240ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataFormat_MIME decMime; 241ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 242ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Data sink for decoded audio */ 243ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataSink decDest; 244ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataLocator_AndroidSimpleBufferQueue decBuffQueue; 245ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLDataFormat_PCM pcm; 246ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 247ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLboolean required[NUM_EXPLICIT_INTERFACES_FOR_PLAYER]; 248ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLInterfaceID iidArray[NUM_EXPLICIT_INTERFACES_FOR_PLAYER]; 249ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 250ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Get the SL Engine Interface which is implicit */ 251ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf); 252ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 253ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 254ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Initialize arrays required[] and iidArray[] */ 255ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi for (int i=0 ; i < NUM_EXPLICIT_INTERFACES_FOR_PLAYER ; i++) { 256ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi required[i] = SL_BOOLEAN_FALSE; 257ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi iidArray[i] = SL_IID_NULL; 258ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 259ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 260ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 261ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* ------------------------------------------------------ */ 262ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Configuration of the player */ 263ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 264ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Request the AndroidSimpleBufferQueue interface */ 265ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi required[0] = SL_BOOLEAN_TRUE; 266ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi iidArray[0] = SL_IID_ANDROIDSIMPLEBUFFERQUEUE; 267ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Request the PrefetchStatus interface */ 268ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi required[1] = SL_BOOLEAN_TRUE; 269ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi iidArray[1] = SL_IID_PREFETCHSTATUS; 2707f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Request the PrefetchStatus interface */ 2717f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi required[2] = SL_BOOLEAN_TRUE; 2727f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi iidArray[2] = SL_IID_METADATAEXTRACTION; 273ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 274ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Setup the data source */ 275ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decUri.locatorType = SL_DATALOCATOR_URI; 276ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decUri.URI = (SLchar*)path; 277ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decMime.formatType = SL_DATAFORMAT_MIME; 278ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* this is how ignored mime information is specified, according to OpenSL ES spec 279ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi * in 9.1.6 SLDataFormat_MIME and 8.23 SLMetadataTraversalItf GetChildInfo */ 280ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decMime.mimeType = (SLchar*)NULL; 281ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decMime.containerType = SL_CONTAINERTYPE_UNSPECIFIED; 282ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decSource.pLocator = (void *) &decUri; 283ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decSource.pFormat = (void *) &decMime; 284ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 285ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Setup the data sink */ 286ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decBuffQueue.locatorType = SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE; 287ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decBuffQueue.numBuffers = NB_BUFFERS_IN_QUEUE; 288ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* set up the format of the data in the buffer queue */ 289ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.formatType = SL_DATAFORMAT_PCM; 290ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi // FIXME valid value required but currently ignored 291ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.numChannels = 1; 2927f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi pcm.samplesPerSec = SL_SAMPLINGRATE_8; 293ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.bitsPerSample = SL_PCMSAMPLEFORMAT_FIXED_16; 294ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.containerSize = 16; 295ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.channelMask = SL_SPEAKER_FRONT_LEFT; 296ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi pcm.endianness = SL_BYTEORDER_LITTLEENDIAN; 297ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 298ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decDest.pLocator = (void *) &decBuffQueue; 299ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi decDest.pFormat = (void * ) &pcm; 300ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 301ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Create the audio player */ 302ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*EngineItf)->CreateAudioPlayer(EngineItf, &player, &decSource, &decDest, 303ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi NUM_EXPLICIT_INTERFACES_FOR_PLAYER, iidArray, required); 304ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 305ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Player created\n"); 306ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 307ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Realize the player in synchronous mode. */ 308ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*player)->Realize(player, SL_BOOLEAN_FALSE); 309ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 310ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Player realized\n"); 311ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 312ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Get the play interface which is implicit */ 313ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf); 314ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 315ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 316ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Set up the player callback to get events during the decoding */ 317ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi // FIXME currently ignored 318ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->SetMarkerPosition(playItf, 2000); 319ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 320ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->SetPositionUpdatePeriod(playItf, 500); 321ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 322ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->SetCallbackEventsMask(playItf, 323ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SL_PLAYEVENT_HEADATMARKER | SL_PLAYEVENT_HEADATNEWPOS | SL_PLAYEVENT_HEADATEND); 324ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 325ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->RegisterCallback(playItf, DecCallback, NULL); 326ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 327ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Play callback registered\n"); 328ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 329ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Get the buffer queue interface which was explicitly requested */ 330ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*player)->GetInterface(player, SL_IID_ANDROIDSIMPLEBUFFERQUEUE, 331ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (void*)&decBuffQueueItf); 332ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 333ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 334ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Get the prefetch status interface which was explicitly requested */ 335ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void*)&prefetchItf); 336ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 337ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 338ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* ------------------------------------------------------ */ 339ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Initialize the callback and its context for the decoding buffer queue */ 340ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi CallbackCntxt cntxt; 341ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.playItf = playItf; 342ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.pDataBase = (int8_t*)&pcmData; 343ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.pData = cntxt.pDataBase; 344ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.size = sizeof(pcmData); 345ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*decBuffQueueItf)->RegisterCallback(decBuffQueueItf, DecBufferQueueCallback, &cntxt); 346ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 347ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 348ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Enqueue buffers to map the region of memory allocated to store the decoded data */ 349ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout,"Enqueueing buffer "); 350ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi for(int i = 0 ; i < NB_BUFFERS_IN_QUEUE ; i++) { 351ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout,"%d \n", i); 352ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*decBuffQueueItf)->Enqueue(decBuffQueueItf, cntxt.pData, BUFFER_SIZE_IN_BYTES); 353ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 354ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.pData += BUFFER_SIZE_IN_BYTES; 355ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 356ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout,"\n"); 357ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi cntxt.pData = cntxt.pDataBase; 358ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 359ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* ------------------------------------------------------ */ 360ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Initialize the callback for prefetch errors, if we can't open the resource to decode */ 361ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf); 362ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 363ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*prefetchItf)->SetCallbackEventsMask(prefetchItf, PREFETCHEVENT_ERROR_CANDIDATE); 364ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 365ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 366ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* ------------------------------------------------------ */ 3677f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Prefetch the data so we can get information about the format before starting to decode */ 3687f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* 1/ cause the player to prefetch the data */ 3697f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED ); 3707f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 3717f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* 2/ block until data has been prefetched */ 3727f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW; 3737f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLuint32 timeOutIndex = 50; // time out prefetching after 5s 3747f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0) && 3757f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi !prefetchError) { 3767f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi usleep(10 * 1000); 3777f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi (*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus); 3787f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi timeOutIndex--; 3797f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 3807f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi if (timeOutIndex == 0 || prefetchError) { 3817f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stderr, "Failure to prefetch data in time, exiting\n"); 3827f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(SL_RESULT_CONTENT_NOT_FOUND); 3837f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 3847f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 3857f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* ------------------------------------------------------ */ 3867f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Display duration */ 3877f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLmillisecond durationInMsec = SL_TIME_UNKNOWN; 3887f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*playItf)->GetDuration(playItf, &durationInMsec); 3897f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 3907f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi if (durationInMsec == SL_TIME_UNKNOWN) { 3917f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "Content duration is unknown\n"); 3927f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } else { 3937f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "Content duration is %ums\n", durationInMsec); 3947f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 3957f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 3967f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* ------------------------------------------------------ */ 3977f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* Display the metadata obtained from the decoder */ 3987f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi // This is for test / demonstration purposes only where we discover the key and value sizes 3997f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi // of a PCM decoder. An application that would want to directly get access to those values 4007f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi // can make assumptions about the size of the keys and their matching values (all SLuint32) 4017f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*player)->GetInterface(player, SL_IID_METADATAEXTRACTION, 4027f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi (void*)&mdExtrItf); 4037f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 4047f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLuint32 itemCount; 4057f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*mdExtrItf)->GetItemCount(mdExtrItf, &itemCount); 4067f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLuint32 i, keySize, valueSize; 4077f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi SLMetadataInfo *keyInfo, *value; 4087f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi for(i=0 ; i<itemCount ; i++) { 4097f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi keyInfo = NULL; keySize = 0; 4107f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi value = NULL; valueSize = 0; 4117f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*mdExtrItf)->GetKeySize(mdExtrItf, i, &keySize); 4127f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 4137f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*mdExtrItf)->GetValueSize(mdExtrItf, i, &valueSize); 4147f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 4157f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi keyInfo = (SLMetadataInfo*) malloc(keySize); 4167f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi value = (SLMetadataInfo*) malloc(valueSize); 4177f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi if ((NULL != keyInfo) && (NULL != value)) { 4187f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*mdExtrItf)->GetKey(mdExtrItf, i, keySize, keyInfo); 4197f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 4207f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi result = (*mdExtrItf)->GetValue(mdExtrItf, i, valueSize, value); 4217f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi ExitOnError(result); 4227f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi if ((value->encoding == SL_CHARACTERENCODING_BINARY) 4237f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi && (value->size == sizeof(SLuint32))) { 4247f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi fprintf(stdout, "key[%d] size=%d, name=%s \tvalue size=%d value=%d\n", 4257f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi i, keyInfo->size, keyInfo->data, value->size, *((SLuint32*)value->data)); 4267f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 4277f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi free(keyInfo); 4287f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi free(value); 4297f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 4307f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi } 4317f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 4327f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi /* ------------------------------------------------------ */ 433ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Start decoding */ 434ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_PLAYING); 435ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 436ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Starting to decode\n"); 437ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 438ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Decode until the end of the stream is reached */ 439ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi { 440ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi android::Mutex::Autolock autoLock(eosLock); 441ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi while (!eos) { 442ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi eosCondition.wait(eosLock); 443ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 444ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 445ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "EOS signaled\n"); 446ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 447ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* ------------------------------------------------------ */ 448ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* End of decoding */ 449ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 450ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Stop decoding */ 451ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED); 452ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 453ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Stopped decoding\n"); 454ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 455ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Destroy the AudioPlayer object */ 456ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*player)->Destroy(player); 457ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 4587f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi //sleep(1); 4597f5cc1afe49395fefaad9b2bbd728a45d1bfda6aJean-Michel Trivi 460ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fclose(gFp); 461ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 462ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 463ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi//----------------------------------------------------------------- 464ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Triviint main(int argc, char* const argv[]) 465ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi{ 466ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLresult result; 467ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLObjectItf sl; 468ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 469ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "OpenSL ES test %s: exercises SLPlayItf and SLAndroidSimpleBufferQueueItf ", 470ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi argv[0]); 471ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "on an AudioPlayer object to decode a URI to PCM\n"); 472ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 473ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi if (argc != 2) { 474ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Usage: \t%s source_file\n", argv[0]); 475ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi fprintf(stdout, "Example: \"%s /sdcard/myFile.mp3\n", argv[0]); 476ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi exit(EXIT_FAILURE); 477ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi } 478ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 479ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi SLEngineOption EngineOption[] = { 480ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi {(SLuint32) SL_ENGINEOPTION_THREADSAFE, (SLuint32) SL_BOOLEAN_TRUE} 481ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi }; 482ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 483ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = slCreateEngine( &sl, 1, EngineOption, 0, NULL, NULL); 484ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 485ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 486ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Realizing the SL Engine in synchronous mode. */ 487ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi result = (*sl)->Realize(sl, SL_BOOLEAN_FALSE); 488ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi ExitOnError(result); 489ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 490ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi TestDecToBuffQueue(sl, argv[1]); 491ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 492ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi /* Shutdown OpenSL ES */ 493ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi (*sl)->Destroy(sl); 494ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi 495ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi return EXIT_SUCCESS; 496ebd4303bd8fb9f1c6a61ff66332248a43b781df5Jean-Michel Trivi} 497