Files
FreeJ/xcode/CVFilterInstance.mm
xant 623ee5c124 Parameters have been moved from the Filter to the Instance
so now they don't overlap when using multiple instances of the same filter
2010-08-25 10:51:07 +02:00

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2.9 KiB
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/*
* CVFilter.mm
* freej
*
* Created by xant on 5/4/10.
* Copyright 2010 dyne.org. All rights reserved.
*
* This source code is free software; you can redistribute it and/or
* modify it under the terms of the GNU Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
*
* This source code 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.
* Please refer to the GNU Public License for more details.
*
* You should have received a copy of the GNU Public License along with
* this source code; if not, write to:
* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* "$Id:$"
*
*/
#include "CVFilterInstance.h"
#include "CVFilter.h"
#include <layer.h>
#include <Foundation/NSDictionary.h>
#include <Foundation/NSString.h>
#import <QuartzCore/CIFilter.h>
#ifdef WITH_COCOA
FACTORY_REGISTER_INSTANTIATOR(FilterInstance, CVFilterInstance, FilterInstance, cocoa);
CVFilterInstance::CVFilterInstance()
: FilterInstance()
{
cgContextRef = nil;
ciContext = nil;
ciFilter = nil;
image = nil;
}
CVFilterInstance::CVFilterInstance(Filter *fr)
: FilterInstance()
{
cgContextRef = nil;
ciContext = nil;
ciFilter = nil;
image = nil;
init(fr);
}
void CVFilterInstance::init(Filter *fr)
{
FilterInstance::init(fr);
ciFilter = [[CIFilter filterWithName:[NSString stringWithFormat:@"CI%s", fr->name]] retain];
[ciFilter setDefaults];
if (fr->type() == Filter::COREIMAGE) {
Parameter *param = parameters.begin();
while (param) {
param->set(param->min_value);
param = (Parameter *)param->next;
}
}
}
void CVFilterInstance::set_layer(Layer *lay)
{
FilterInstance::set_layer(lay);
/*
CGColorSpaceRef colorSpace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB);
cgContextRef = CGBitmapContextCreate (NULL,
lay->geo.w,
lay->geo.h,
8, // bits per component
lay->geo.w*4,
colorSpace,
kCGImageAlphaPremultipliedLast);
CGColorSpaceRelease(colorSpace);
if (cgContextRef == NULL)
NSLog(@"WARNING: filter-CI-context not created!");
*/
}
CVFilterInstance::~CVFilterInstance()
{
if (image)
[image release];
/*
if (ciContext)
[ciContext release];
if (cgContextRef)
CGContextRelease(cgContextRef);
*/
}
CIFilter *CVFilterInstance::get_filter()
{
return ciFilter;
}
CIContext *CVFilterInstance::get_context()
{
return ciContext;
}
#endif