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91 lines
2.1 KiB
Plaintext
91 lines
2.1 KiB
Plaintext
/* FreeJ
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* (c) Copyright 2009 Andrea Guzzo <xant@dyne.org>
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*
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* This source code is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Public License as published
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* by the Free Software Foundation; either version 3 of the License,
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* or (at your option) any later version.
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*
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* This source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* Please refer to the GNU Public License for more details.
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*
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* You should have received a copy of the GNU Public License along with
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* this source code; if not, write to:
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* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#import <CVInternalLayer.h>
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@implementation CVInternalLayerView : CVLayerController
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- (void)feedFrame:(void *)frame
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{
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CVPixelBufferRef newPixelBuffer;
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//Context *ctx = (Context *)[freej getContext];
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[lock lock];
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CVReturn err = CVPixelBufferCreateWithBytes (
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NULL,
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layer->geo.w,
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layer->geo.h,
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k32ARGBPixelFormat,
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frame,
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layer->geo.w*4,
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NULL,
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NULL,
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NULL,
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&newPixelBuffer
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);
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if (err == kCVReturnSuccess) {
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if (currentFrame)
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CVPixelBufferRelease(currentFrame);
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currentFrame = newPixelBuffer;
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newFrame = YES;
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}
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[lock unlock];
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[self renderPreview];
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}
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@end
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CVInternalLayer::CVInternalLayer(CVInternalLayerView *view, Layer *lay) : CVLayer(view)
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{
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layer = lay;
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}
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CVInternalLayer::~CVInternalLayer()
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{
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}
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void CVInternalLayer::attach(Layer *lay)
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{
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lock();
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layer = lay;
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unlock();
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}
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bool CVInternalLayer::init(Context *ctx) {
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freej = ctx;
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width = layer->geo.w;
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height = layer->geo.h;
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return true;
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}
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bool CVInternalLayer::init(Context *ctx, int w, int h)
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{
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return false;
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}
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void *
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CVInternalLayer::feed()
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{
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layer->lock();
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buffer = layer->buffer;
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layer->unlock();
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if (buffer)
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[(CVInternalLayerView *)input feedFrame:buffer];
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return buffer;
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}
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