native-media-jni.c revision c09fe859aabccb8b18e6c857d087686b37d48c1f
19a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten/* 29a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * Copyright (C) 2010 The Android Open Source Project 39a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * 49a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * Licensed under the Apache License, Version 2.0 (the "License"); 59a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * you may not use this file except in compliance with the License. 69a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * You may obtain a copy of the License at 79a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * 89a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * http://www.apache.org/licenses/LICENSE-2.0 99a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * 109a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * Unless required by applicable law or agreed to in writing, software 119a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * distributed under the License is distributed on an "AS IS" BASIS, 129a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * See the License for the specific language governing permissions and 149a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten * limitations under the License. 159a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten */ 169a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 179a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include <assert.h> 189a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include <jni.h> 199a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include <pthread.h> 209a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include <string.h> 219a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#define LOG_TAG "NativeMedia" 229a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include <utils/Log.h> 23c09fe859aabccb8b18e6c857d087686b37d48c1fJean-Michel Trivi 249a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten#include "OMXAL/OpenMAXAL.h" 252f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi#include "OMXAL/OpenMAXAL_Android.h" 26c09fe859aabccb8b18e6c857d087686b37d48c1fJean-Michel Trivi 2773d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi#include <android/native_window_jni.h> 289a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 299a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// engine interfaces 309a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenstatic XAObjectItf engineObject = NULL; 319a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenstatic XAEngineItf engineEngine; 329a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 339a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// output mix interfaces 349a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenstatic XAObjectItf outputMixObject = NULL; 359a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 369a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// streaming media player interfaces 372f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivistatic XAObjectItf playerObj = NULL; 382f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivistatic XAPlayItf playerPlayItf = NULL; 392f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivistatic XAAndroidBufferQueueItf playerBQItf = NULL; 409a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 4173d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi// cached surface where the video display happens 4273d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivistatic ANativeWindow* theNativeWindow; 439a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 442f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi// handle of the file to play 452f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel TriviFILE *file; 462f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 472f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi// AndroidBufferQueueItf callback for an audio player 482f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel TriviXAresult AndroidBufferQueueCallback( 492f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAAndroidBufferQueueItf caller, 502f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi void *pContext, 512f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAuint32 bufferId, 522f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAuint32 bufferLength, 532f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi void *pBufferDataLocation) 542f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 552f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi{ 562f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi size_t nbRead = fread(pBufferDataLocation, 1, bufferLength, file); 572f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 582f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAAbufferQueueEvent event = XA_ANDROIDBUFFERQUEUE_EVENT_NONE; 592f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi if (nbRead <= 0) { 602f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi event = XA_ANDROIDBUFFERQUEUE_EVENT_EOS; 612f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi } else { 622f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi event = XA_ANDROIDBUFFERQUEUE_EVENT_NONE; // no event to report 632f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi } 642f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 652f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // enqueue the data right-away because in this example we're reading from a file, so we 662f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // can afford to do that. When streaming from the network, we would write from our cache 672f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // to this queue. 682f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // last param is NULL because we've already written the data in the buffer queue 692f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi (*caller)->Enqueue(caller, bufferId, nbRead, event, NULL); 702f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 712f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi return XA_RESULT_SUCCESS; 722f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi} 732f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 742f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 759a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// create the engine and output mix objects 769a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenvoid Java_com_example_nativemedia_NativeMedia_createEngine(JNIEnv* env, jclass clazz) 779a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten{ 782f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAresult res; 799a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 809a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // create engine 812f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = xaCreateEngine(&engineObject, 0, NULL, 0, NULL, NULL); 822f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 839a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 849a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // realize the engine 852f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*engineObject)->Realize(engineObject, XA_BOOLEAN_FALSE); 862f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 879a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 889a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // get the engine interface, which is needed in order to create other objects 892f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*engineObject)->GetInterface(engineObject, XA_IID_ENGINE, &engineEngine); 902f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 919a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 929a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // create output mix 932f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*engineEngine)->CreateOutputMix(engineEngine, &outputMixObject, 0, NULL, NULL); 942f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 959a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 969a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // realize the output mix 972f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*outputMixObject)->Realize(outputMixObject, XA_BOOLEAN_FALSE); 982f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 999a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1009a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten} 1019a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1029a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1039a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// create streaming media player 1049a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenjboolean Java_com_example_nativemedia_NativeMedia_createStreamingMediaPlayer(JNIEnv* env, 1059a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten jclass clazz, jstring filename) 1069a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten{ 1072f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAresult res; 1089a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1099a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // convert Java string to UTF-8 1109a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten const char *utf8 = (*env)->GetStringUTFChars(env, filename, NULL); 1119a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten assert(NULL != utf8); 1129a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1132f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // open the file to play 1142f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi file = fopen(utf8, "rb"); 1152f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi if (file == NULL) { 1162f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi LOGE("Failed to open %s", utf8); 1172f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi return JNI_FALSE; 1182f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi } 1192f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1202f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // configure data source 1217f0e925e1a56ab80e60f2381105297184109dbc3Jean-Michel Trivi XADataLocator_AndroidBufferQueue loc_abq = {XA_DATALOCATOR_ANDROIDBUFFERQUEUE, 1227f0e925e1a56ab80e60f2381105297184109dbc3Jean-Michel Trivi 0, 0 /* number of buffers and size of queue are ignored for now, subject to change */}; 1239a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten XADataFormat_MIME format_mime = {XA_DATAFORMAT_MIME, NULL, XA_CONTAINERTYPE_UNSPECIFIED}; 1242f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XADataSource dataSrc = {&loc_abq, &format_mime}; 1259a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1269a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // configure audio sink 1279a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten XADataLocator_OutputMix loc_outmix = {XA_DATALOCATOR_OUTPUTMIX, outputMixObject}; 1289a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten XADataSink audioSnk = {&loc_outmix, NULL}; 1299a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1309a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // configure image video sink 13173d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi XADataLocator_NativeDisplay loc_nd = { 13273d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi XA_DATALOCATOR_NATIVEDISPLAY /* locatorType */, 13373d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi // currently the video sink only works on ANativeWindow created from a Surface 13473d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi (void*)theNativeWindow /* hWindow */, 13573d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi // ignored here 13673d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi 0 /* hDisplay */}; 1379a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten XADataSink imageVideoSink = {&loc_nd, NULL}; 1389a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1392f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // declare interfaces to use 1402f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAboolean required[2] = {XA_BOOLEAN_TRUE, XA_BOOLEAN_TRUE}; 1412f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAInterfaceID iidArray[2] = {XA_IID_PLAY, XA_IID_ANDROIDBUFFERQUEUE}; 1422f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1439a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // create media player 1442f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*engineEngine)->CreateMediaPlayer(engineEngine, &playerObj, &dataSrc, 1452f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi NULL, &audioSnk, &imageVideoSink, NULL, NULL, 14673d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi 2 /*XAuint32 numInterfaces*/, 1472f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi iidArray /*const XAInterfaceID *pInterfaceIds*/, 1482f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi required /*const XAboolean *pInterfaceRequired*/); 1492f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1509a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1519a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // release the Java string and UTF-8 1529a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten (*env)->ReleaseStringUTFChars(env, filename, utf8); 1539a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1549a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // realize the player 1552f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerObj)->Realize(playerObj, XA_BOOLEAN_FALSE); 1562f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1579a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1589a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // get the play interface 1592f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerObj)->GetInterface(playerObj, XA_IID_PLAY, &playerPlayItf); 1602f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1612f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1622f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // get the Android buffer queue interface 1632f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerObj)->GetInterface(playerObj, XA_IID_ANDROIDBUFFERQUEUE, &playerBQItf); 1642f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1652f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1662f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // register the callback from which OpenMAX AL can retrieve the data to play 1672f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerBQItf)->RegisterCallback(playerBQItf, AndroidBufferQueueCallback, &playerBQItf); 1682f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1692f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // prepare the player 1702f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerPlayItf)->SetPlayState(playerPlayItf, XA_PLAYSTATE_PAUSED); 1712f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1722f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi 1732f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerPlayItf)->SetPlayState(playerPlayItf, XA_PLAYSTATE_PLAYING); 1742f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1759a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1769a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten return JNI_TRUE; 1779a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten} 1789a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1799a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1809a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// set the playing state for the streaming media player 1819a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenvoid Java_com_example_nativemedia_NativeMedia_setPlayingStreamingMediaPlayer(JNIEnv* env, 1829a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten jclass clazz, jboolean isPlaying) 1839a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten{ 1842f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi XAresult res; 1859a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1869a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // make sure the streaming media player was created 1872f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi if (NULL != playerPlayItf) { 1889a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1899a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // set the player's state 1902f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi res = (*playerPlayItf)->SetPlayState(playerPlayItf, isPlaying ? 1919a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten XA_PLAYSTATE_PLAYING : XA_PLAYSTATE_PAUSED); 1922f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi assert(XA_RESULT_SUCCESS == res); 1939a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1949a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten } 1959a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1969a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten} 1979a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1989a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 1999a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// shut down the native media system 2009a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenvoid Java_com_example_nativemedia_NativeMedia_shutdown(JNIEnv* env, jclass clazz) 2019a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten{ 2029a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // destroy streaming media player object, and invalidate all associated interfaces 2032f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi if (playerObj != NULL) { 2042f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi (*playerObj)->Destroy(playerObj); 2052f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi playerObj = NULL; 2062f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi playerPlayItf = NULL; 2072f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi playerBQItf = NULL; 2089a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten } 2099a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 2109a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // destroy output mix object, and invalidate all associated interfaces 2119a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten if (outputMixObject != NULL) { 2129a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten (*outputMixObject)->Destroy(outputMixObject); 2139a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten outputMixObject = NULL; 2149a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten } 2159a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 2169a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten // destroy engine object, and invalidate all associated interfaces 2179a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten if (engineObject != NULL) { 2189a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten (*engineObject)->Destroy(engineObject); 2199a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten engineObject = NULL; 2209a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten engineEngine = NULL; 2219a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten } 2229a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 2232f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi // close the file 2242f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi if (file != NULL) { 2252f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi fclose(file); 2262f4002b9f37501cd15a7e06cd8e19453d2770f30Jean-Michel Trivi } 22773d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi 22873d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi // make sure we don't leak native windows 22973d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi ANativeWindow_release(theNativeWindow); 2309a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten} 2319a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 2329a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten 2339a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten// set the surface 2349a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kastenvoid Java_com_example_nativemedia_NativeMedia_setSurface(JNIEnv *env, jclass clazz, jobject surface) 2359a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten{ 23673d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi // obtain a native window from a Java surface 23773d888bb7b15745c6456dc0fab97c39854827d2aJean-Michel Trivi theNativeWindow = ANativeWindow_fromSurface(env, surface); 2389a709c6410ac6fd3da51dd02dda72071c5bb9310Glenn Kasten} 239