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| | | /********** |
| | | This library is free software; you can redistribute it and/or modify it under |
| | | the terms of the GNU Lesser General Public License as published by the |
| | | Free Software Foundation; either version 3 of the License, or (at your |
| | | option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.) |
| | | |
| | | This library is distributed in the hope that it will be useful, but WITHOUT |
| | | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
| | | FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for |
| | | more details. |
| | | |
| | | You should have received a copy of the GNU Lesser General Public License |
| | | along with this library; if not, write to the Free Software Foundation, Inc., |
| | | 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| | | **********/ |
| | | // "liveMedia" |
| | | // Copyright (c) 1996-2017 Live Networks, Inc. All rights reserved. |
| | | // A template for a MediaSource encapsulating an audio/video input device |
| | | // |
| | | // NOTE: Sections of this code labeled "%%% TO BE WRITTEN %%%" are incomplete, and needto be written by the programmer |
| | | // (depending on the features of the particulardevice). |
| | | // C++ header |
| | | |
| | | #ifndef _DEVICE_SOURCE_HH |
| | | #define _DEVICE_SOURCE_HH |
| | | |
| | | #ifndef _FRAMED_SOURCE_HH |
| | | #include "FramedSource.hh" |
| | | #endif |
| | | |
| | | // The following class can be used to define specific encoder parameters |
| | | class DeviceParameters { |
| | | //%%% TO BE WRITTEN %%% |
| | | }; |
| | | |
| | | class DeviceSource: public FramedSource { |
| | | public: |
| | | static DeviceSource* createNew(UsageEnvironment& env, |
| | | DeviceParameters params); |
| | | |
| | | public: |
| | | static EventTriggerId eventTriggerId; |
| | | // Note that this is defined here to be a static class variable, because this code is intended to illustrate how to |
| | | // encapsulate a *single* device - not a set of devices. |
| | | // You can, however, redefine this to be a non-static member variable. |
| | | |
| | | protected: |
| | | DeviceSource(UsageEnvironment& env, DeviceParameters params); |
| | | // called only by createNew(), or by subclass constructors |
| | | virtual ~DeviceSource(); |
| | | |
| | | private: |
| | | // redefined virtual functions: |
| | | virtual void doGetNextFrame(); |
| | | //virtual void doStopGettingFrames(); // optional |
| | | |
| | | private: |
| | | static void deliverFrame0(void* clientData); |
| | | void deliverFrame(); |
| | | |
| | | private: |
| | | static unsigned referenceCount; // used to count how many instances of this class currently exist |
| | | DeviceParameters fParams; |
| | | }; |
| | | |
| | | #endif |