FrameCache Class Reference

#include <framecache.h>

List of all members.

Public Member Functions
	FrameCache ()
	~FrameCache ()
int	get_frame (VFrame *frame, int64_t position, double frame_rate)
VFrame *	get_frame_ptr (int64_t position, double frame_rate, int color_model, int w, int h)
void	unlock ()
void	put_frame (VFrame *frame, int64_t position, double frame_rate, int use_copy)
int	delete_oldest ()
int64_t	get_memory_usage ()
void	dump ()
Private Member Functions
int	frame_exists (VFrame *format, int64_t position, double frame_rate, int *item_return)
int	frame_exists (int64_t position, double frame_rate, int color_model, int w, int h, int *item_return)
Private Attributes
Mutex *	lock
int	current_age
ArrayList< FrameCacheItem * >	items
int64_t	max_bytes

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Detailed Description

Definition at line 30 of file framecache.h.

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Constructor & Destructor Documentation

FrameCache::FrameCache (   )

Definition at line 37 of file framecache.C. References current_age, lock, and max_bytes.

FrameCache::~FrameCache (   )

Definition at line 44 of file framecache.C. References items, and lock.

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Member Function Documentation

int FrameCache::delete_oldest (   )

Definition at line 213 of file framecache.C. References items, and lock. Referenced by File::purge_cache().

void FrameCache::dump (   )

Definition at line 238 of file framecache.C. References FrameCacheItem::age, FrameCacheItem::data, FrameCacheItem::frame_rate, items, lock, and FrameCacheItem::position.

int FrameCache::frame_exists (  int64_t  position, double  frame_rate, int  color_model, int  w, int  h, int *  item_return )  [private]

Definition at line 176 of file framecache.C. References FrameCacheItem::data, FrameCacheItem::frame_rate, items, and FrameCacheItem::position.

int FrameCache::frame_exists (  VFrame *  format, int64_t  position, double  frame_rate, int *  item_return )  [private]

Definition at line 157 of file framecache.C. References FrameCacheItem::data, FrameCacheItem::frame_rate, items, and FrameCacheItem::position. Referenced by get_frame(), get_frame_ptr(), and put_frame().

int FrameCache::get_frame (  VFrame *  frame, int64_t  position, double  frame_rate )

Definition at line 52 of file framecache.C. References FrameCacheItem::age, current_age, FrameCacheItem::data, frame_exists(), items, and lock. Referenced by File::read_frame().

VFrame * FrameCache::get_frame_ptr (  int64_t  position, double  frame_rate, int  color_model, int  w, int  h )

Definition at line 76 of file framecache.C. References FrameCacheItem::age, current_age, FrameCacheItem::data, frame_exists(), items, and lock. Referenced by ResourcePixmap::draw_video_resource().

int64_t FrameCache::get_memory_usage (   )

Definition at line 200 of file framecache.C. References FrameCacheItem::data, items, and lock. Referenced by File::get_memory_usage().

void FrameCache::put_frame (  VFrame *  frame, int64_t  position, double  frame_rate, int  use_copy )

Definition at line 114 of file framecache.C. References FrameCacheItem::age, current_age, FrameCacheItem::data, frame_exists(), FrameCacheItem::frame_rate, items, lock, and FrameCacheItem::position. Referenced by ResourcePixmap::draw_video_resource(), and File::read_frame().

void FrameCache::unlock (   )

Definition at line 107 of file framecache.C. References lock. Referenced by ResourcePixmap::draw_video_resource().

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Member Data Documentation

int FrameCache::current_age [private]

Definition at line 84 of file framecache.h. Referenced by FrameCache(), get_frame(), get_frame_ptr(), and put_frame().

ArrayList<FrameCacheItem*> FrameCache::items [private]

Definition at line 85 of file framecache.h. Referenced by delete_oldest(), dump(), frame_exists(), get_frame(), get_frame_ptr(), get_memory_usage(), put_frame(), and ~FrameCache().

Mutex* FrameCache::lock [private]

Definition at line 82 of file framecache.h. Referenced by delete_oldest(), dump(), FrameCache(), get_frame(), get_frame_ptr(), get_memory_usage(), put_frame(), unlock(), and ~FrameCache().

int64_t FrameCache::max_bytes [private]

Definition at line 87 of file framecache.h. Referenced by FrameCache().

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

• cinelerra/framecache.h
• cinelerra/framecache.C

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