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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 __unused, 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     SLresult                   res;
    104 
    105     SLDataSource               audioSource;
    106     SLDataLocator_URI          uri;
    107     SLDataFormat_MIME          mime;
    108 
    109     SLDataSink                 audioSink;
    110     SLDataLocator_OutputMix    locator_outputmix;
    111 
    112     SLObjectItf                player;
    113     SLPlayItf                  playItf;
    114     SLVolumeItf                volItf;
    115     SLPrefetchStatusItf        prefetchItf;
    116 
    117     SLObjectItf                OutputMix;
    118 
    119     SLboolean required[MAX_NUMBER_INTERFACES];
    120     SLInterfaceID iidArray[MAX_NUMBER_INTERFACES];
    121 
    122     /* Get the SL Engine Interface which is implicit */
    123     res = (*sl)->GetInterface(sl, SL_IID_ENGINE, (void*)&EngineItf);
    124     CheckErr(res);
    125 
    126     /* Initialize arrays required[] and iidArray[] */
    127     for (int i=0 ; i < MAX_NUMBER_INTERFACES ; i++) {
    128         required[i] = SL_BOOLEAN_FALSE;
    129         iidArray[i] = SL_IID_NULL;
    130     }
    131 
    132     // Set arrays required[] and iidArray[] for VOLUME and PREFETCHSTATUS interface
    133     required[0] = SL_BOOLEAN_TRUE;
    134     iidArray[0] = SL_IID_VOLUME;
    135     required[1] = SL_BOOLEAN_TRUE;
    136     iidArray[1] = SL_IID_PREFETCHSTATUS;
    137     // Create Output Mix object to be used by player
    138     res = (*EngineItf)->CreateOutputMix(EngineItf, &OutputMix, 0,
    139             iidArray, required); CheckErr(res);
    140 
    141     // Realizing the Output Mix object in synchronous mode.
    142     res = (*OutputMix)->Realize(OutputMix, SL_BOOLEAN_FALSE);
    143     CheckErr(res);
    144 
    145     /* Setup the data source structure for the URI */
    146     uri.locatorType = SL_DATALOCATOR_URI;
    147     uri.URI         =  (SLchar*) path;
    148     mime.formatType    = SL_DATAFORMAT_MIME;
    149     mime.mimeType      = (SLchar*)NULL;
    150     mime.containerType = SL_CONTAINERTYPE_UNSPECIFIED;
    151 
    152     audioSource.pFormat      = (void *)&mime;
    153     audioSource.pLocator     = (void *)&uri;
    154 
    155     /* Setup the data sink structure */
    156     locator_outputmix.locatorType   = SL_DATALOCATOR_OUTPUTMIX;
    157     locator_outputmix.outputMix    = OutputMix;
    158     audioSink.pLocator           = (void *)&locator_outputmix;
    159     audioSink.pFormat            = NULL;
    160 
    161     /* Create the audio player */
    162     res = (*EngineItf)->CreateAudioPlayer(EngineItf, &player,
    163             &audioSource, &audioSink, 2, iidArray, required); CheckErr(res);
    164 
    165     /* Realizing the player in synchronous mode. */
    166     res = (*player)->Realize(player, SL_BOOLEAN_FALSE); CheckErr(res);
    167 
    168     /* Get interfaces */
    169     res = (*player)->GetInterface(player, SL_IID_PLAY, (void*)&playItf);
    170     CheckErr(res);
    171 
    172     res = (*player)->GetInterface(player, SL_IID_VOLUME,  (void*)&volItf);
    173     CheckErr(res);
    174 
    175     res = (*player)->GetInterface(player, SL_IID_PREFETCHSTATUS, (void*)&prefetchItf);
    176     CheckErr(res);
    177     res = (*prefetchItf)->RegisterCallback(prefetchItf, PrefetchEventCallback, &prefetchItf);
    178     CheckErr(res);
    179     res = (*prefetchItf)->SetCallbackEventsMask(prefetchItf,
    180             SL_PREFETCHEVENT_FILLLEVELCHANGE | SL_PREFETCHEVENT_STATUSCHANGE);
    181 
    182     /* Display duration */
    183     SLmillisecond durationInMsec = SL_TIME_UNKNOWN;
    184     res = (*playItf)->GetDuration(playItf, &durationInMsec);
    185     CheckErr(res);
    186 
    187     /* Set the player volume */
    188     res = (*volItf)->SetVolumeLevel( volItf, -300);
    189     CheckErr(res);
    190 
    191     /* Play the URI */
    192     /*     first cause the player to prefetch the data */
    193     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PAUSED );
    194     CheckErr(res);
    195 
    196     /*     wait until there's data to play */
    197     //SLpermille fillLevel = 0;
    198     SLuint32 prefetchStatus = SL_PREFETCHSTATUS_UNDERFLOW;
    199     SLuint32 timeOutIndex = 100; // 10s
    200     while ((prefetchStatus != SL_PREFETCHSTATUS_SUFFICIENTDATA) && (timeOutIndex > 0)) {
    201         usleep(100 * 1000);
    202         (*prefetchItf)->GetPrefetchStatus(prefetchItf, &prefetchStatus);
    203         timeOutIndex--;
    204     }
    205 
    206     if (timeOutIndex == 0) {
    207         fprintf(stderr, "Error: Failed to prefetch data in time, exiting\n");
    208         ASSERT_TRUE(false);
    209        // goto destroyRes;
    210     }
    211 
    212     /* Display duration again, */
    213     res = (*playItf)->GetDuration(playItf, &durationInMsec);
    214     CheckErr(res);
    215     if (durationInMsec == SL_TIME_UNKNOWN) {
    216         fprintf(stderr, "Error: GetDuration returned SL_TIME_UNKNOWN (after prefetch completed)\n");
    217         ASSERT_TRUE(false);
    218     }
    219     SLint32 durationDiffMsec = durationInMsec - MP3_DURATION;
    220     if (durationDiffMsec < 0) { durationDiffMsec *= -1; }
    221     if (durationDiffMsec > (MP3_DURATION/20)) {
    222         fprintf(stderr, "Error: GetDuration returned %d, more than 5percent off from expected %d\n",
    223                 durationInMsec, MP3_DURATION);
    224         ASSERT_TRUE(false);
    225     }
    226 
    227     res = (*playItf)->SetPlayState( playItf, SL_PLAYSTATE_PLAYING );
    228     CheckErr(res);
    229 
    230     /* Play for the song duration*/
    231     usleep(MP3_DURATION * 1000);
    232 
    233     /* Validate the play position*/
    234     SLmillisecond currentPositionInMsec = SL_TIME_UNKNOWN;
    235            res = (*playItf)->GetPosition(playItf, &currentPositionInMsec);
    236            CheckErr(res);
    237     if (currentPositionInMsec == SL_TIME_UNKNOWN) {
    238       fprintf(stderr, "Error: GetPosition returns SL_TIME_UNKNOWN after expected duration\n");
    239       ASSERT_TRUE(false);
    240     } else if ( currentPositionInMsec <= 0 ||
    241         currentPositionInMsec > (MP3_DURATION * 1.1) ){
    242         fprintf(stderr, "Error: GetPosition returns %i, should be expected duration for test\n",
    243                 (int) currentPositionInMsec);
    244         ASSERT_TRUE(false);
    245     }
    246 
    247     /* Make sure player is stopped */
    248     res = (*playItf)->SetPlayState(playItf, SL_PLAYSTATE_STOPPED);
    249     CheckErr(res);
    250 
    251 //destroyRes:
    252 
    253     /* Destroy the player */
    254     (*player)->Destroy(player);
    255 
    256     /* Destroy Output Mix object */
    257     (*OutputMix)->Destroy(OutputMix);
    258 
    259     fprintf(stdout, "End of test reached\n");
    260 }
    261 
    262 
    263 // The fixture for testing class MimeUri
    264 class MimeUri: public ::testing::Test {
    265 public:
    266     SLresult res;
    267     SLObjectItf sl;
    268 
    269 protected:
    270     MimeUri() {
    271         // You can do set-up work for each test here.
    272         SLEngineOption EngineOption[] = { { (SLuint32) SL_ENGINEOPTION_THREADSAFE,
    273             (SLuint32) SL_BOOLEAN_TRUE } };
    274 
    275         res = slCreateEngine(&sl, 1, EngineOption, 0, NULL, NULL);
    276         CheckErr(res);
    277 
    278         /* Realizing the SL Engine in synchronous mode. */
    279         res = (*sl)->Realize(sl, SL_BOOLEAN_FALSE);
    280         CheckErr(res);
    281     }
    282 
    283     virtual ~MimeUri() {
    284         // You can do clean-up work that doesn't throw exceptions here.
    285         (*sl)->Destroy(sl);
    286     }
    287 
    288     virtual void SetUp() {
    289         // Code here will be called immediately after the constructor (right
    290         // before each test).
    291 
    292     }
    293 
    294     virtual void TearDown() {
    295         // Code here will be called immediately after each test (right
    296         // before the destructor).
    297 
    298     }
    299 };
    300 
    301 TEST_F(MimeUri, testPlayAbsPath){
    302     TestPlayUri(sl, "/sdcard/media_api/music/MP3_256kbps_2ch.mp3");
    303 }
    304 
    305 TEST_F(MimeUri, testPlayfilePath){
    306     TestPlayUri(sl, "file:///sdcard/media_api/music/MP3_256kbps_2ch.mp3");
    307 }
    308 
    309 //-----------------------------------------------------------------
    310 int main(int argc, char **argv)
    311 {
    312     testing::InitGoogleTest(&argc, argv);
    313     return RUN_ALL_TESTS();
    314 }
    315