105 lines
2.9 KiB
C++
105 lines
2.9 KiB
C++
/**
|
|
* @file llimageworker.h
|
|
* @brief Object for managing images and their textures.
|
|
*
|
|
* $LicenseInfo:firstyear=2000&license=viewerlgpl$
|
|
* Second Life Viewer Source Code
|
|
* Copyright (C) 2010, Linden Research, Inc.
|
|
*
|
|
* 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;
|
|
* version 2.1 of the License only.
|
|
*
|
|
* 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
|
|
*
|
|
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
|
|
* $/LicenseInfo$
|
|
*/
|
|
|
|
#ifndef LL_LLIMAGEWORKER_H
|
|
#define LL_LLIMAGEWORKER_H
|
|
|
|
#include "llimage.h"
|
|
#include "llpointer.h"
|
|
#include "llworkerthread.h"
|
|
|
|
class LLImageDecodeThread : public LLQueuedThread
|
|
{
|
|
public:
|
|
class Responder : public LLThreadSafeRefCount
|
|
{
|
|
protected:
|
|
virtual ~Responder();
|
|
public:
|
|
virtual void completed(bool success, LLImageRaw* raw, LLImageRaw* aux) = 0;
|
|
};
|
|
|
|
class ImageRequest : public LLQueuedThread::QueuedRequest
|
|
{
|
|
protected:
|
|
virtual ~ImageRequest(); // use deleteRequest()
|
|
|
|
public:
|
|
ImageRequest(handle_t handle, LLImageFormatted* image,
|
|
U32 priority, S32 discard, BOOL needs_aux,
|
|
LLImageDecodeThread::Responder* responder);
|
|
|
|
/*virtual*/ bool processRequest();
|
|
/*virtual*/ void finishRequest(bool completed);
|
|
|
|
// Used by unit tests to check the consitency of the request instance
|
|
bool tut_isOK();
|
|
|
|
private:
|
|
// input
|
|
LLPointer<LLImageFormatted> mFormattedImage;
|
|
S32 mDiscardLevel;
|
|
BOOL mNeedsAux;
|
|
// output
|
|
LLPointer<LLImageRaw> mDecodedImageRaw;
|
|
LLPointer<LLImageRaw> mDecodedImageAux;
|
|
BOOL mDecodedRaw;
|
|
BOOL mDecodedAux;
|
|
LLPointer<LLImageDecodeThread::Responder> mResponder;
|
|
};
|
|
|
|
public:
|
|
LLImageDecodeThread(bool threaded = true);
|
|
virtual ~LLImageDecodeThread();
|
|
|
|
handle_t decodeImage(LLImageFormatted* image,
|
|
U32 priority, S32 discard, BOOL needs_aux,
|
|
Responder* responder);
|
|
S32 update(F32 max_time_ms);
|
|
|
|
// Used by unit tests to check the consistency of the thread instance
|
|
S32 tut_size();
|
|
|
|
private:
|
|
struct creation_info
|
|
{
|
|
handle_t handle;
|
|
LLPointer<LLImageFormatted> image;
|
|
U32 priority;
|
|
S32 discard;
|
|
BOOL needs_aux;
|
|
LLPointer<Responder> responder;
|
|
creation_info(handle_t h, LLImageFormatted* i, U32 p, S32 d, BOOL aux, Responder* r)
|
|
: handle(h), image(i), priority(p), discard(d), needs_aux(aux), responder(r)
|
|
{}
|
|
};
|
|
typedef std::list<creation_info> creation_list_t;
|
|
creation_list_t mCreationList;
|
|
LLMutex* mCreationMutex;
|
|
};
|
|
|
|
#endif
|