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Diffstat (limited to 'media/libmediaplayerservice/TestPlayerStub.h')
-rw-r--r-- | media/libmediaplayerservice/TestPlayerStub.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/media/libmediaplayerservice/TestPlayerStub.h b/media/libmediaplayerservice/TestPlayerStub.h new file mode 100644 index 0000000..80d53a8 --- /dev/null +++ b/media/libmediaplayerservice/TestPlayerStub.h @@ -0,0 +1,119 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ANDROID_FRAMEWORKS_BASE_MEDIA_LIBMEDIAPLAYERSERVICE_TESTPLAYERSTUB_H__ +#define ANDROID_FRAMEWORKS_BASE_MEDIA_LIBMEDIAPLAYERSERVICE_TESTPLAYERSTUB_H__ + +#include <media/MediaPlayerInterface.h> +#include <utils/Errors.h> + +namespace android { +class MediaPlayerBase; // in media/MediaPlayerInterface.h + +// Wrapper around a test media player that gets dynamically loaded. +// +// The URL passed to setDataSource has this format: +// +// test:<name of the .so>?url=<url for the real setDataSource impl.> +// +// e.g: +// test:invoke_test_media_player.so?url=http://youtube.com/ +// test:invoke_test_media_player.so?url=speedtest +// +// TestPlayerStub::setDataSource loads the library in the test url. 2 +// entry points with C linkage are expected. One to create the test +// player and one to destroy it. +// +// extern "C" android::MediaPlayerBase* newPlayer(); +// extern "C" android::status_t deletePlayer(android::MediaPlayerBase *p); +// +// Once the test player has been loaded, its setDataSource +// implementation is called with the value of the 'url' parameter. +// +// typical usage in a java test: +// ============================ +// +// MediaPlayer p = new MediaPlayer(); +// p.setDataSource("test:invoke_mock_media_player.so?url=http://youtube.com"); +// p.prepare(); +// ... +// p.release(); + +class TestPlayerStub : public MediaPlayerInterface { + public: + typedef MediaPlayerBase* (*NEW_PLAYER)(); + typedef status_t (*DELETE_PLAYER)(MediaPlayerBase *); + + TestPlayerStub(); + virtual ~TestPlayerStub(); + + // Called right after the constructor. Check if the current build + // allows test players. + virtual status_t initCheck(); + + // @param url Should be a test url. See class comment. + virtual status_t setDataSource(const char* url); + + // Test player for a file descriptor source is not supported. + virtual status_t setDataSource(int, int64_t, int64_t) { + return INVALID_OPERATION; + } + + + // All the methods below wrap the mPlayer instance. + virtual status_t setVideoSurface(const android::sp<android::ISurface>& s) { + return mPlayer->setVideoSurface(s); + } + virtual status_t prepare() {return mPlayer->prepare();} + virtual status_t prepareAsync() {return mPlayer->prepareAsync();} + virtual status_t start() {return mPlayer->start();} + virtual status_t stop() {return mPlayer->stop();} + virtual status_t pause() {return mPlayer->pause();} + virtual bool isPlaying() {return mPlayer->isPlaying();} + virtual status_t seekTo(int msec) {return mPlayer->seekTo(msec);} + virtual status_t getCurrentPosition(int *p) { + return mPlayer->getCurrentPosition(p); + } + virtual status_t getDuration(int *d) {return mPlayer->getDuration(d);} + virtual status_t reset() {return mPlayer->reset();} + virtual status_t setLooping(int b) {return mPlayer->setLooping(b);} + virtual player_type playerType() {return mPlayer->playerType();} + virtual status_t invoke(const android::Parcel& in, android::Parcel *out) { + return mPlayer->invoke(in, out); + } + + + // @return true if the current build is 'eng' or 'test' and the + // url's scheme is 'test:' + static bool canBeUsed(const char *url); + + private: + // Release the player, dlclose the library. + status_t resetInternal(); + status_t parseUrl(); + + char *mUrl; // test:foo.so?url=http://bar + char *mFilename; // foo.so + char *mContentUrl; // http://bar + void *mHandle; // returned by dlopen + NEW_PLAYER mNewPlayer; + DELETE_PLAYER mDeletePlayer; + MediaPlayerBase *mPlayer; // wrapped player +}; + +} // namespace android + +#endif |