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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::IMediaHTTPService;
     31 using android::MediaPlayerBase;
     32 using android::OK;
     33 using android::Parcel;
     34 using android::SortedVector;
     35 using android::TEST_PLAYER;
     36 using android::UNKNOWN_ERROR;
     37 using android::player_type;
     38 using android::sp;
     39 using android::status_t;
     40 using android::String8;
     41 using android::KeyedVector;
     42 
     43 // This file contains a test player that is loaded via the
     44 // TestPlayerStub class.  The player contains various implementation
     45 // of the invoke method that java tests can use.
     46 
     47 namespace {
     48 const char *kPing = "ping";
     49 
     50 class Player: public MediaPlayerBase
     51 {
     52   public:
     53     enum TestType {TEST_UNKNOWN, PING};
     54     Player() {}
     55     virtual ~Player() {}
     56 
     57     virtual status_t    initCheck() {return OK;}
     58     virtual bool        hardwareOutput() {return true;}
     59 
     60     virtual status_t    setDataSource(
     61             const sp<IMediaHTTPService>& /* httpService */,
     62             const char *url,
     63             const KeyedVector<String8, String8> *) {
     64         ALOGV("setDataSource %s", url);
     65         mTest = TEST_UNKNOWN;
     66         if (strncmp(url, kPing, strlen(kPing)) == 0) {
     67             mTest = PING;
     68         }
     69         return OK;
     70     }
     71 
     72     virtual status_t    setDataSource(int /* fd */, int64_t /* offset */, int64_t /* length */) {
     73         return OK;
     74     }
     75     virtual status_t    setVideoSurfaceTexture(
     76                                 const sp<IGraphicBufferProducer>& /* bufferProducer */) {
     77         return OK;
     78     }
     79     virtual status_t    prepare() { return OK; }
     80     virtual status_t    prepareAsync() { return OK; }
     81     virtual status_t    start() { return OK; }
     82     virtual status_t    stop() { return OK; }
     83     virtual status_t    pause() { return OK; }
     84     virtual bool        isPlaying() { return true; }
     85     virtual status_t    seekTo(int /* msec */, android::MediaPlayerSeekMode /* mode */) { return OK; }
     86     virtual status_t    getCurrentPosition(int* /* msec */) { return OK; }
     87     virtual status_t    getDuration(int* /* msec */) { return OK; }
     88     virtual status_t    reset() {return OK;}
     89     virtual status_t    setLooping(int /* loop */) { return OK; }
     90     virtual player_type playerType() {return TEST_PLAYER;}
     91     virtual status_t    invoke(const Parcel& request, Parcel *reply);
     92     virtual status_t    setParameter(int /* key */, const Parcel& /* request */) { return OK; }
     93     virtual status_t    getParameter(int /* key */, Parcel* /* reply */) { return OK; }
     94 
     95 
     96   private:
     97     // Take a request, copy it to the reply.
     98     void ping(const Parcel& request, Parcel *reply);
     99 
    100     status_t mStatus;
    101     TestType mTest;
    102 };
    103 
    104 status_t Player::invoke(const Parcel& request, Parcel *reply)
    105 {
    106     switch (mTest) {
    107         case PING:
    108             ping(request, reply);
    109             break;
    110         default: mStatus = UNKNOWN_ERROR;
    111     }
    112     return mStatus;
    113 }
    114 
    115 void Player::ping(const Parcel& request, Parcel *reply)
    116 {
    117     const size_t len = request.dataAvail();
    118 
    119     reply->setData(static_cast<const uint8_t*>(request.readInplace(len)), len);
    120     mStatus = OK;
    121 }
    122 
    123 }
    124 
    125 extern "C" android::MediaPlayerBase* newPlayer()
    126 {
    127     ALOGD("New invoke test player");
    128     return new Player();
    129 }
    130 
    131 extern "C" android::status_t deletePlayer(android::MediaPlayerBase *player)
    132 {
    133     ALOGD("Delete invoke test player");
    134     delete player;
    135     return OK;
    136 }
    137