Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.0 / cinelerra / cache.h

diff --git a/cinelerra-5.0/cinelerra/cache.h b/cinelerra-5.0/cinelerra/cache.h
deleted file mode 100644 (file)
index ae9c407..0000000
--- a/cinelerra-5.0/cinelerra/cache.h
+++ /dev/null
@@ -1,134 +0,0 @@
-
-/*
- * CINELERRA
- * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
- * 
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- * 
- * This program 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 General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- * 
- */
-
-#ifndef CACHE_H
-#define CACHE_H
-
-// CICache for quickly reading data that is hard to decompress yet used
-// over and over.
-
-// Actual caching is done in the File object
-// the CICache keeps files open while rendering.
-
-// Since the CICache outlives EDLs it must copy every parameter given to it.
-
-// Files given as arguments must outlive the cache.
-
-#include "asset.inc"
-#include "cache.inc"
-#include "condition.inc"
-#include "edl.inc"
-#include "file.inc"
-#include "garbage.h"
-#include "linklist.h"
-#include "mutex.inc"
-#include "preferences.inc"
-
-#include <stdint.h>
-
-class CICacheItem : public Garbage, public ListItem<CICacheItem>
-{
-public:
-       CICacheItem(CICache *cache, EDL *edl, Asset *asset);
-       CICacheItem();
-       ~CICacheItem();
-
-       File *file;
-// Number of last get or put operation involving this object.
-       int age;
-       Asset *asset;     // Copy of asset.  CICache should outlive EDLs.
-       Condition *item_lock;
-       long checked_out; // thread id of owner
-private:
-       CICache *cache;
-};
-
-class CICache : public List<CICacheItem>
-{
-public:
-       CICache(Preferences *preferences);
-       ~CICache();
-
-       friend class CICacheItem;
-
-// Enter a new file into the cache which is already open.
-// If the file doesn't exist return the arguments.
-// If the file exists delete the arguments and return the file which exists.
-//     void update(File* &file);
-//     void set_edl(EDL *edl);
-
-// open it, lock it and add it to the cache if it isn't here already
-// If it's already checked out, the value of block causes it to wait
-// until it's checked in.
-       File* check_out(Asset *asset, EDL *edl, int block = 1);
-
-// unlock a file from the cache
-       int check_in(Asset *asset);
-
-// delete an entry from the cache
-// before deleting an asset, starting a new project or something
-       int delete_entry(Asset *asset);
-       int delete_entry(char *path);
-// Remove all entries from the cache.
-       void remove_all();
-
-// Get ID of oldest member.
-// Called by MWindow::age_caches.
-       int get_oldest();
-       int64_t get_memory_usage(int use_lock);
-
-// Called by age() and MWindow::age_caches
-// returns 1 if nothing was available to delete
-// 0 if successful
-       int delete_oldest();
-
-// Called by check_in() and modules.
-// deletes oldest assets until under the memory limit
-       int age();
-
-
-       int dump();
-
-
-private:
-
-// for deleting items
-       int lock_all();
-       int unlock_all();
-
-// to prevent one from checking the same asset out before it's checked in
-// yet without blocking the asset trying to get checked in
-// use a seperate mutex for checkouts and checkins
-       Mutex *total_lock;
-       Condition *check_out_lock;
-// Copy of EDL
-       EDL *edl;
-       Preferences *preferences;
-};
-
-
-
-
-
-
-
-
-#endif