e4f3cf203c
* Improved tracing in PluginManager.cpp when loading an add-on. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@38330 a95241bf-73f2-0310-859d-f6bbb57e9c96
87 lines
2.0 KiB
C++
87 lines
2.0 KiB
C++
/*
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* Copyright 2004-2007, Marcus Overhagen. All rights reserved.
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* Distributed under the terms of the OpenBeOS License.
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*/
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#ifndef _PLUGIN_MANAGER_H
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#define _PLUGIN_MANAGER_H
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#include <string.h>
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#include "DecoderPlugin.h"
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#include "EncoderPlugin.h"
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#include "ReaderPlugin.h"
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#include "WriterPlugin.h"
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#include <TList.h>
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#include <Locker.h>
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namespace BPrivate { namespace media {
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class PluginManager {
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public:
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PluginManager();
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~PluginManager();
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MediaPlugin* GetPlugin(const entry_ref& ref);
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void PutPlugin(MediaPlugin* plugin);
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// Readers and Decoders
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status_t CreateReader(Reader** reader,
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int32* streamCount, media_file_format* mff,
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BDataIO* source);
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void DestroyReader(Reader* reader);
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status_t CreateDecoder(Decoder** decoder,
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const media_format& format);
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status_t CreateDecoder(Decoder** decoder,
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const media_codec_info& mci);
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status_t GetDecoderInfo(Decoder* decoder,
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media_codec_info* _info) const;
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void DestroyDecoder(Decoder* decoder);
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// Writers and Encoders
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status_t CreateWriter(Writer** writer,
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const media_file_format& mff,
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BDataIO* target);
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void DestroyWriter(Writer* writer);
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status_t CreateEncoder(Encoder** encoder,
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const media_codec_info* codecInfo,
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uint32 flags);
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void DestroyEncoder(Encoder* encoder);
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private:
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status_t _LoadPlugin(const entry_ref& ref,
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MediaPlugin** plugin, image_id* image);
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struct plugin_info {
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char name[260];
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int usecount;
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MediaPlugin* plugin;
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image_id image;
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plugin_info& operator=(const plugin_info& other)
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{
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strcpy(name, other.name);
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usecount = other.usecount;
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plugin = other.plugin;
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image = other.image;
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return *this;
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}
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};
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List<plugin_info> fPluginList;
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BLocker fLocker;
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};
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} } // namespace BPrivate::media
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using namespace BPrivate::media;
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extern PluginManager gPluginManager;
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#endif // _PLUGIN_MANAGER_H
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