66 lines
2.6 KiB
C++
66 lines
2.6 KiB
C++
/* SPDX-FileCopyrightText: 2024 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#pragma once
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/** \file
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* \ingroup imbuf
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*/
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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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using MovieCacheGetKeyDataFP = void (*)(void *userkey,
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int *framenr,
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int *proxy,
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int *render_flags);
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using MovieCacheGetPriorityDataFP = void *(*)(void *userkey);
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using MovieCacheGetItemPriorityFP = int (*)(void *last_userkey, void *priority_data);
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using MovieCachePriorityDeleterFP = void (*)(void *priority_data);
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void IMB_moviecache_init();
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void IMB_moviecache_destruct();
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MovieCache *IMB_moviecache_create(const char *name,
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int keysize,
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GHashHashFP hashfp,
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GHashCmpFP cmpfp);
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void IMB_moviecache_set_getdata_callback(MovieCache *cache, MovieCacheGetKeyDataFP getdatafp);
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void IMB_moviecache_set_priority_callback(MovieCache *cache,
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MovieCacheGetPriorityDataFP getprioritydatafp,
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MovieCacheGetItemPriorityFP getitempriorityfp,
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MovieCachePriorityDeleterFP prioritydeleterfp);
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void IMB_moviecache_put(MovieCache *cache, void *userkey, ImBuf *ibuf);
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bool IMB_moviecache_put_if_possible(MovieCache *cache, void *userkey, ImBuf *ibuf);
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ImBuf *IMB_moviecache_get(MovieCache *cache, void *userkey, bool *r_is_cached_empty);
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void IMB_moviecache_remove(MovieCache *cache, void *userkey);
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bool IMB_moviecache_has_frame(MovieCache *cache, void *userkey);
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void IMB_moviecache_free(MovieCache *cache);
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void IMB_moviecache_cleanup(MovieCache *cache,
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bool(cleanup_check_cb)(ImBuf *ibuf, void *userkey, void *userdata),
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void *userdata);
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/**
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* Get segments of cached frames. Useful for debugging cache policies.
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*/
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void IMB_moviecache_get_cache_segments(
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MovieCache *cache, int proxy, int render_flags, int *r_totseg, int **r_points);
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struct MovieCacheIter;
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MovieCacheIter *IMB_moviecacheIter_new(MovieCache *cache);
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void IMB_moviecacheIter_free(MovieCacheIter *iter);
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bool IMB_moviecacheIter_done(MovieCacheIter *iter);
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void IMB_moviecacheIter_step(MovieCacheIter *iter);
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ImBuf *IMB_moviecacheIter_getImBuf(MovieCacheIter *iter);
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void *IMB_moviecacheIter_getUserKey(MovieCacheIter *iter);
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