/indra/llimage/llimageworker.h
https://bitbucket.org/lindenlab/viewer-beta/ · C++ Header · 104 lines · 62 code · 13 blank · 29 comment · 0 complexity · ec9c129f507a77af8ebf8ba523bcde50 MD5 · raw file
- /**
- * @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