CacheBase Class Reference

#include <cachebase.h>

Inherits List< CacheItemBase >.

Inherited by FrameCache, and WaveCache.

Collaboration diagram for CacheBase:

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Public Member Functions
	CacheBase ()
virtual	~CacheBase ()
int	get_age ()
void	remove_all ()
void	remove_asset (Asset *asset)
void	put_item (CacheItemBase *item)
CacheItemBase *	get_item (int64_t position)
void	unlock ()
int	get_oldest ()
int	delete_oldest ()
int64_t	get_memory_usage ()
Data Fields
Mutex *	lock
CacheItemBase *	current_item

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Detailed Description

Definition at line 40 of file cachebase.h.

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Constructor & Destructor Documentation

CacheBase::CacheBase

(

)

Definition at line 37 of file cachebase.C.

References current_item, and lock.

CacheBase::~CacheBase

(

)

[virtual]

Definition at line 44 of file cachebase.C.

References lock.

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Member Function Documentation

int CacheBase::get_age

(

)

Definition at line 51 of file cachebase.C.

References EDL::next_id().

Referenced by FrameCache::get_frame(), FrameCache::get_frame_ptr(), WaveCache::get_wave(), and FrameCache::put_frame().

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void CacheBase::remove_all

(

)

Definition at line 64 of file cachebase.C.

References current_item, List< CacheItemBase >::last, Mutex::lock(), lock, List< CacheItemBase >::total(), and Mutex::unlock().

Referenced by MWindow::reset_caches().

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void CacheBase::remove_asset

(

Asset *

asset

)

Definition at line 79 of file cachebase.C.

References CacheItemBase::asset_id, current_item, List< CacheItemBase >::first, Asset::id, Mutex::lock(), lock, ListItem< TYPE >::next, ListItem< CICacheItem >::next, Asset::path, CacheItemBase::path, List< CacheItemBase >::total(), and Mutex::unlock().

Referenced by MWindow::remove_asset_from_caches().

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void CacheBase::put_item

(

CacheItemBase *

item

)

Definition at line 158 of file cachebase.C.

References List< CacheItemBase >::append(), current_item, List< CacheItemBase >::first, List< CacheItemBase >::insert_before(), List< CacheItemBase >::last, ListItem< TYPE >::next, CacheItemBase::position, and ListItem< TYPE >::previous.

Referenced by FrameCache::put_frame(), and WaveCache::put_wave().

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CacheItemBase * CacheBase::get_item

(

int64_t

position

)

Definition at line 182 of file cachebase.C.

References current_item, List< CacheItemBase >::first, List< CacheItemBase >::last, ListItem< TYPE >::next, CacheItemBase::position, and ListItem< TYPE >::previous.

Referenced by FrameCache::frame_exists(), and WaveCache::get_wave().

void CacheBase::unlock

(

)

Definition at line 59 of file cachebase.C.

References lock, and Mutex::unlock().

Referenced by ResourceThread::do_audio(), ResourceThread::do_video(), ResourcePixmap::draw_audio_source(), and ResourcePixmap::draw_video_resource().

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int CacheBase::get_oldest

(

)

Definition at line 100 of file cachebase.C.

References List< CacheItemBase >::first, Mutex::lock(), lock, NEXT, oldest, and Mutex::unlock().

Referenced by MWindow::age_caches().

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int CacheBase::delete_oldest

(

)

Definition at line 115 of file cachebase.C.

References current_item, List< CacheItemBase >::first, Mutex::lock(), lock, NEXT, oldest, and Mutex::unlock().

Referenced by MWindow::age_caches(), and File::purge_cache().

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int64_t CacheBase::get_memory_usage

(

)

Definition at line 146 of file cachebase.C.

References List< CacheItemBase >::first, Mutex::lock(), lock, NEXT, and Mutex::unlock().

Referenced by MWindow::age_caches(), and File::get_memory_usage().

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Field Documentation

Mutex* CacheBase::lock

Definition at line 73 of file cachebase.h.

Referenced by CacheBase(), delete_oldest(), FrameCache::get_frame(), FrameCache::get_frame_ptr(), get_memory_usage(), get_oldest(), WaveCache::get_wave(), FrameCache::put_frame(), WaveCache::put_wave(), remove_all(), remove_asset(), unlock(), and ~CacheBase().

CacheItemBase* CacheBase::current_item

Definition at line 75 of file cachebase.h.

Referenced by CacheBase(), delete_oldest(), get_item(), put_item(), remove_all(), and remove_asset().

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The documentation for this class was generated from the following files:

• hvirtual/cinelerra/cachebase.h
• hvirtual/cinelerra/cachebase.C