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      1 /*
      2  * Copyright (C) 2009 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 //#define LOG_NDEBUG 0
     18 #define LOG_TAG "TestPlayerStub"
     19 #include "utils/Log.h"
     20 
     21 #include <string.h>
     22 
     23 #include <binder/Parcel.h>
     24 #include <media/MediaPlayerInterface.h>
     25 #include <utils/Errors.h>
     26 
     27 using android::INVALID_OPERATION;
     28 using android::Surface;
     29 using android::IGraphicBufferProducer;
     30 using android::MediaPlayerBase;
     31 using android::OK;
     32 using android::Parcel;
     33 using android::SortedVector;
     34 using android::TEST_PLAYER;
     35 using android::UNKNOWN_ERROR;
     36 using android::player_type;
     37 using android::sp;
     38 using android::status_t;
     39 using android::String8;
     40 using android::KeyedVector;
     41 
     42 // This file contains a test player that is loaded via the
     43 // TestPlayerStub class.  The player contains various implementation
     44 // of the invoke method that java tests can use.
     45 
     46 namespace {
     47 const char *kPing = "ping";
     48 
     49 class Player: public MediaPlayerBase
     50 {
     51   public:
     52     enum TestType {TEST_UNKNOWN, PING};
     53     Player() {}
     54     virtual ~Player() {}
     55 
     56     virtual status_t    initCheck() {return OK;}
     57     virtual bool        hardwareOutput() {return true;}
     58 
     59     virtual status_t    setDataSource(
     60             const char *url,
     61             const KeyedVector<String8, String8> *) {
     62         ALOGV("setDataSource %s", url);
     63         mTest = TEST_UNKNOWN;
     64         if (strncmp(url, kPing, strlen(kPing)) == 0) {
     65             mTest = PING;
     66         }
     67         return OK;
     68     }
     69 
     70     virtual status_t    setDataSource(int fd, int64_t offset, int64_t length) {return OK;}
     71     virtual status_t    setVideoSurfaceTexture(
     72                                 const sp<IGraphicBufferProducer>& bufferProducer) {return OK;}
     73     virtual status_t    prepare() {return OK;}
     74     virtual status_t    prepareAsync() {return OK;}
     75     virtual status_t    start() {return OK;}
     76     virtual status_t    stop() {return OK;}
     77     virtual status_t    pause() {return OK;}
     78     virtual bool        isPlaying() {return true;}
     79     virtual status_t    seekTo(int msec) {return OK;}
     80     virtual status_t    getCurrentPosition(int *msec) {return OK;}
     81     virtual status_t    getDuration(int *msec) {return OK;}
     82     virtual status_t    reset() {return OK;}
     83     virtual status_t    setLooping(int loop) {return OK;}
     84     virtual player_type playerType() {return TEST_PLAYER;}
     85     virtual status_t    invoke(const Parcel& request, Parcel *reply);
     86     virtual status_t    setParameter(int key, const Parcel &request) {return OK;}
     87     virtual status_t    getParameter(int key, Parcel *reply) {return OK;}
     88 
     89 
     90   private:
     91     // Take a request, copy it to the reply.
     92     void ping(const Parcel& request, Parcel *reply);
     93 
     94     status_t mStatus;
     95     TestType mTest;
     96 };
     97 
     98 status_t Player::invoke(const Parcel& request, Parcel *reply)
     99 {
    100     switch (mTest) {
    101         case PING:
    102             ping(request, reply);
    103             break;
    104         default: mStatus = UNKNOWN_ERROR;
    105     }
    106     return mStatus;
    107 }
    108 
    109 void Player::ping(const Parcel& request, Parcel *reply)
    110 {
    111     const size_t len = request.dataAvail();
    112 
    113     reply->setData(static_cast<const uint8_t*>(request.readInplace(len)), len);
    114     mStatus = OK;
    115 }
    116 
    117 }
    118 
    119 extern "C" android::MediaPlayerBase* newPlayer()
    120 {
    121     ALOGD("New invoke test player");
    122     return new Player();
    123 }
    124 
    125 extern "C" android::status_t deletePlayer(android::MediaPlayerBase *player)
    126 {
    127     ALOGD("Delete invoke test player");
    128     delete player;
    129     return OK;
    130 }
    131