81 lines
3.3 KiB
C++
81 lines
3.3 KiB
C++
/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2011 Blender Foundation.
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* All rights reserved.
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*
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* Contributor(s): Blender Foundation,
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* Sergey Sharybin
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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#ifndef __IMB_MOVIECACHE_H__
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#define __IMB_MOVIECACHE_H__
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/** \file IMB_moviecache.h
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* \ingroup imbuf
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* \author Sergey Sharybin
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*/
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#include "BLI_utildefines.h"
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#include "BLI_ghash.h"
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/* Cache system for movie data - now supports storing ImBufs only
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* Supposed to provide unified cache system for movie clips, sequencer and
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* other movie-related areas */
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struct ImBuf;
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struct MovieCache;
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typedef void (*MovieCacheGetKeyDataFP) (void *userkey, int *framenr, int *proxy, int *render_flags);
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typedef void *(*MovieCacheGetPriorityDataFP) (void *userkey);
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typedef int (*MovieCacheGetItemPriorityFP) (void *last_userkey, void *priority_data);
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typedef void (*MovieCachePriorityDeleterFP) (void *priority_data);
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void IMB_moviecache_init(void);
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void IMB_moviecache_destruct(void);
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struct MovieCache *IMB_moviecache_create(const char *name, int keysize, GHashHashFP hashfp, GHashCmpFP cmpfp);
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void IMB_moviecache_set_getdata_callback(struct MovieCache *cache, MovieCacheGetKeyDataFP getdatafp);
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void IMB_moviecache_set_priority_callback(struct MovieCache *cache, MovieCacheGetPriorityDataFP getprioritydatafp,
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MovieCacheGetItemPriorityFP getitempriorityfp,
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MovieCachePriorityDeleterFP prioritydeleterfp);
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void IMB_moviecache_put(struct MovieCache *cache, void *userkey, struct ImBuf *ibuf);
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bool IMB_moviecache_put_if_possible(struct MovieCache *cache, void *userkey, struct ImBuf *ibuf);
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struct ImBuf *IMB_moviecache_get(struct MovieCache *cache, void *userkey);
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bool IMB_moviecache_has_frame(struct MovieCache *cache, void *userkey);
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void IMB_moviecache_free(struct MovieCache *cache);
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void IMB_moviecache_cleanup(struct MovieCache *cache,
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bool (cleanup_check_cb) (struct ImBuf *ibuf, void *userkey, void *userdata),
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void *userdata);
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void IMB_moviecache_get_cache_segments(struct MovieCache *cache, int proxy, int render_flags, int *totseg_r, int **points_r);
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struct MovieCacheIter;
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struct MovieCacheIter *IMB_moviecacheIter_new(struct MovieCache *cache);
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void IMB_moviecacheIter_free(struct MovieCacheIter *iter);
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bool IMB_moviecacheIter_done(struct MovieCacheIter *iter);
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void IMB_moviecacheIter_step(struct MovieCacheIter *iter);
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struct ImBuf *IMB_moviecacheIter_getImBuf(struct MovieCacheIter *iter);
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void *IMB_moviecacheIter_getUserKey(struct MovieCacheIter *iter);
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#endif
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