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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 /*
     18  * Copyright (c) 2009 The Khronos Group Inc.
     19  *
     20  * Permission is hereby granted, free of charge, to any person obtaining a copy of this
     21  * software and /or associated documentation files (the "Materials "), to deal in the
     22  * Materials without restriction, including without limitation the rights to use, copy,
     23  * modify, merge, publish, distribute, sublicense, and/or sell copies of the Materials,
     24  * and to permit persons to whom the Materials are furnished to do so, subject to
     25  * the following conditions:
     26  *
     27  * The above copyright notice and this permission notice shall be included
     28  * in all copies or substantial portions of the Materials.
     29  *
     30  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     31  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     32  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     33  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     34  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     35  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     36  * CONNECTION WITH THE MATERIALS OR THE USE OR OTHER DEALINGS IN THE
     37  * MATERIALS.
     38  */
     39 
     40 #define LOG_NDEBUG 0
     41 #define LOG_TAG "slesTestPlayUri"
     42 
     43 #include <utils/Log.h>
     44 #include <getopt.h>
     45 #include <stdlib.h>
     46 #include <stdio.h>
     47 #include <string.h>
     48 #include <unistd.h>
     49 #include <sys/time.h>
     50 #include <gtest/gtest.h>
     51 #include <SLES/OpenSLES.h>
     52 
     53 
     54 #define MAX_NUMBER_INTERFACES 3
     55 #define MAX_NUMBER_OUTPUT_DEVICES 6
     56 
     57 //The expected playback duration
     58 const int MP3_DURATION = 71030; //71 secs
     59 
     60 
     61 //-----------------------------------------------------------------
     62 /* Checks for error. If any errors exit the application! */
     63 void CheckErr( SLresult res )
     64 {
     65     if ( res != SL_RESULT_SUCCESS )  {
     66         fprintf(stderr, "%u SL failure, exiting\n", res);
     67         //Fail the test case
     68         ASSERT_TRUE(false);
     69     }
     70 }
     71 
     72 //-----------------------------------------------------------------
     73 /* PrefetchStatusItf callback for an audio player */
     74 void PrefetchEventCallback( SLPrefetchStatusItf caller,  void *pContext, SLuint32 event)
     75 {
     76     SLpermille level = 0;
     77     (*caller)->GetFillLevel(caller, &level);
     78     SLuint32 status;
     79     fprintf(stdout, "\t\tPrefetchEventCallback: received event %u\n", event);
     80     (*caller)->GetPrefetchStatus(caller, &status);
     81     if ((event & (SL_PREFETCHEVENT_STATUSCHANGE|SL_PREFETCHEVENT_FILLLEVELCHANGE))
     82             && (level == 0) && (status == SL_PREFETCHSTATUS_UNDERFLOW)) {
     83         fprintf(stderr, "\t\tPrefetchEventCallback: Error while prefetching data, exiting\n");
     84         ASSERT_TRUE(false);
     85     }
     86     if (event & SL_PREFETCHEVENT_FILLLEVELCHANGE) {
     87         fprintf(stdout, "\t\tPrefetchEventCallback: Buffer fill level is = %d\n", level);
     88     }
     89     if (event & SL_PREFETCHEVENT_STATUSCHANGE) {
     90         fprintf(stdout, "\t\tPrefetchEventCallback: Prefetch Status is = %u\n", status);
     91     }
     92 
     93 }
     94 
     95 
     96 //-----------------------------------------------------------------
     97 
     98 /* Play some music from a URI  */
     99 void TestPlayUri( SLObjectItf sl, const char* path)
    100 {
    101     SLEngineItf                EngineItf;
    102 
    103     SLint32                    numOutputs = 0;
    104     SLuint32                   deviceID = 0;
    105 
    106     SLresult                   res;
    107 
    108     SLDataSource               audioSource;
    109     SLDataLocator_URI          uri;
    110     SLDataFormat_MIME          mime;
    111 
    112     SLDataSink                 audioSink;
    113     SLDataLocator_OutputMix    locator_outputmix;
    114 
    115     SLObjectItf                player;
    116     SLPlayItf                  playItf;
    117     SLVolumeItf                volItf;
    118     SLPrefetchStatusItf        prefetchItf;
    119 
    120     SLObjectItf                OutputMix;
    121 
    122     SLboolean required[MAX_NUMBER_INTERFACES];
    123     SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];
    124 
    125     /* Get the SL Engine Interface which is implicit */
    126     res = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf);
    127     CheckErr(res);
    128 
    129     /* Initialize arrays required[] and iidArray[] */
    130     for (int i=0 ; i < MAX_NUMBER_INTERFACES ; i++) {
    131         required[i] = SL_BOOLEAN_FALSE;
    132         iidArray[i] = SL_IID_NULL;
    133     }
    134 
    135     // Set arrays required[] and iidArray[] for VOLUME and PREFETCHSTATUS interface
    136     required[0] = SL_BOOLEAN_TRUE;
    137     iidArray[0] = SL_IID_VOLUME;
    138     required[1] = SL_BOOLEAN_TRUE;
    139     iidArray[1] = SL_IID_PREFETCHSTATUS;
    140     // Create Output Mix object to be used by player
    141     res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 0,
    142             iidArray, required); CheckErr(res);
    143 
    144     // Realizing the Output Mix object in synchronous mode.
    145     res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE);
    146     CheckErr(res);
    147 
    148     /* Setup the data source structure for the URI */
    149     uri.locatorType = SL_DATALOCATOR_URI;
    150     uri.URI         =  (SLchar*) path;
    151     mime.formatType    = SL_DATAFORMAT_MIME;
    152     mime.mimeType      = (SLchar*)NULL;
    153     mime.containerType = SL_CONTAINERTYPE_UNSPECIFIED;
    154 
    155     audioSource.pFormat      = (void *)&mime;
    156     audioSource.pLocator     = (void *)&uri;
    157 
    158     /* Setup the data sink structure */
    159     locator_outputmix.locatorType   = SL_DATALOCATOR_OUTPUTMIX;
    160     locator_outputmix.outputMix    = OutputMix;
    161     audioSink.pLocator           = (void *)&locator_outputmix;
    162     audioSink.pFormat            = NULL;
    163 
    164     /* Create the audio player */
    165     res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player,
    166             &audioSource, &audioSink, 2, iidArray, required); CheckErr(res);
    167 
    168     /* Realizing the player in synchronous mode. */
    169     res = (*player)->Realize(player, SL_BOOLEAN_FALSE); CheckErr(res);
    170 
    171     /* Get interfaces */
    172     res = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf);
    173     CheckErr(res);
    174 
    175     res = (*player)->GetInterface(player, SL_IID_VOLUME,  (void*)&volItf);
    176     CheckErr(res);
    177 
    178     res = (*player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void*)&prefetchItf);
    179     CheckErr(res);
    180     res = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf);
    181     CheckErr(res);
    182     res = (*prefetchItf)->SetCallbackEventsMask(prefetchItf,
    183             SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE);
    184 
    185     /* Display duration */
    186     SLmillisecond durationInMsec = SL_TIME_UNKNOWN;
    187     res = (*playItf)->GetDuration(playItf, &durationInMsec);
    188     CheckErr(res);
    189 
    190     /* Set the player volume */
    191     res = (*volItf)->SetVolumeLevel( volItf, -300);
    192     CheckErr(res);
    193 
    194     /* Play the URI */
    195     /*     first cause the player to prefetch the data */
    196     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED );
    197     CheckErr(res);
    198 
    199     /*     wait until there's data to play */
    200     //SLpermille fillLevel = 0;
    201     SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW;
    202     SLuint32 timeOutIndex = 100; // 10s
    203     while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0)) {
    204         usleep(100 * 1000);
    205         (*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus);
    206         timeOutIndex--;
    207     }
    208 
    209     if (timeOutIndex == 0) {
    210         fprintf(stderr, "Error: Failed to prefetch data in time, exiting\n");
    211         ASSERT_TRUE(false);
    212        // goto destroyRes;
    213     }
    214 
    215     /* Display duration again, */
    216     res = (*playItf)->GetDuration(playItf, &durationInMsec);
    217     CheckErr(res);
    218     if (durationInMsec == SL_TIME_UNKNOWN) {
    219         fprintf(stderr, "Error: GetDuration returned SL_TIME_UNKNOWN (after prefetch completed)\n");
    220         ASSERT_TRUE(false);
    221     }
    222     SLint32 durationDiffMsec = durationInMsec - MP3_DURATION;
    223     if (durationDiffMsec < 0) { durationDiffMsec *= -1; }
    224     if (durationDiffMsec > (MP3_DURATION/20)) {
    225         fprintf(stderr, "Error: GetDuration returned %d, more than 5percent off from expected %d\n",
    226                 durationInMsec, MP3_DURATION);
    227         ASSERT_TRUE(false);
    228     }
    229 
    230     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PLAYING );
    231     CheckErr(res);
    232 
    233     /* Play for the song duration*/
    234     usleep(MP3_DURATION * 1000);
    235 
    236     /* Validate the play position*/
    237     SLmillisecond currentPositionInMsec = SL_TIME_UNKNOWN;
    238            res = (*playItf)->GetPosition(playItf, &currentPositionInMsec);
    239            CheckErr(res);
    240     if (currentPositionInMsec == SL_TIME_UNKNOWN) {
    241       fprintf(stderr, "Error: GetPosition returns SL_TIME_UNKNOWN after expected duration\n");
    242       ASSERT_TRUE(false);
    243     } else if ( currentPositionInMsec <= 0 ||
    244         currentPositionInMsec > (MP3_DURATION * 1.1) ){
    245         fprintf(stderr, "Error: GetPosition returns %i, should be expected duration for test\n",
    246                 (int) currentPositionInMsec);
    247         ASSERT_TRUE(false);
    248     }
    249 
    250     /* Make sure player is stopped */
    251     res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
    252     CheckErr(res);
    253 
    254 destroyRes:
    255 
    256     /* Destroy the player */
    257     (*player)->Destroy(player);
    258 
    259     /* Destroy Output Mix object */
    260     (*OutputMix)->Destroy(OutputMix);
    261 
    262     fprintf(stdout, "End of test reached\n");
    263 }
    264 
    265 
    266 // The fixture for testing class MimeUri
    267 class MimeUri: public ::testing::Test {
    268 public:
    269     SLresult res;
    270     SLObjectItf sl;
    271 
    272 protected:
    273     MimeUri() {
    274         // You can do set-up work for each test here.
    275         SLEngineOption EngineOption[] = { { (SLuint32) SL_ENGINEOPTION_THREADSAFE,
    276             (SLuint32) SL_BOOLEAN_TRUE } };
    277 
    278         res = slCreateEngine(&sl, 1, EngineOption, 0, NULL, NULL);
    279         CheckErr(res);
    280 
    281         /* Realizing the SL Engine in synchronous mode. */
    282         res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
    283         CheckErr(res);
    284     }
    285 
    286     virtual ~MimeUri() {
    287         // You can do clean-up work that doesn't throw exceptions here.
    288         (*sl)->Destroy(sl);
    289     }
    290 
    291     virtual void SetUp() {
    292         // Code here will be called immediately after the constructor (right
    293         // before each test).
    294 
    295     }
    296 
    297     virtual void TearDown() {
    298         // Code here will be called immediately after each test (right
    299         // before the destructor).
    300 
    301     }
    302 };
    303 
    304 TEST_F(MimeUri, testPlayAbsPath){
    305     TestPlayUri(sl, "/sdcard/media_api/music/MP3_256kbps_2ch.mp3");
    306 }
    307 
    308 TEST_F(MimeUri, testPlayfilePath){
    309     TestPlayUri(sl, "file:///sdcard/media_api/music/MP3_256kbps_2ch.mp3");
    310 }
    311 
    312 //-----------------------------------------------------------------
    313 int main(int argc, char **argv)
    314 {
    315     testing::InitGoogleTest(&argc, argv);
    316     return RUN_ALL_TESTS();
    317 }
    318