diff options
Diffstat (limited to 'experimental/Media Player/Effects/EffectSobelEdgeDetection1.qml')
| -rwxr-xr-x | experimental/Media Player/Effects/EffectSobelEdgeDetection1.qml | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/experimental/Media Player/Effects/EffectSobelEdgeDetection1.qml b/experimental/Media Player/Effects/EffectSobelEdgeDetection1.qml deleted file mode 100755 index 56f4869..0000000 --- a/experimental/Media Player/Effects/EffectSobelEdgeDetection1.qml +++ /dev/null @@ -1,98 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -import QtQuick 2.0 - -Effect { - parameters: ListModel { - ListElement { - name: "threshold" - value: 0.5 - } - } - - // Transform slider values, and bind result to shader uniforms - property real mixLevel: parameters.get(0).value - property real targetSize: 250 - (200 * mixLevel) // TODO: fix ... - property real resS: targetSize - property real resT: targetSize - - fragmentShaderSrc: "uniform float dividerValue; - uniform float mixLevel; - uniform float resS; - uniform float resT; - - uniform sampler2D source; - uniform lowp float qt_Opacity; - varying vec2 qt_TexCoord0; - - void main() - { - vec2 uv = qt_TexCoord0.xy; - vec4 c = vec4(0.0); - if (uv.x < dividerValue) { - vec2 st = qt_TexCoord0.st; - vec3 irgb = texture2D(source, st).rgb; - vec2 stp0 = vec2(1.0 / resS, 0.0); - vec2 st0p = vec2(0.0 , 1.0 / resT); - vec2 stpp = vec2(1.0 / resS, 1.0 / resT); - vec2 stpm = vec2(1.0 / resS, -1.0 / resT); - const vec3 W = vec3(0.2125, 0.7154, 0.0721); - float i00 = dot(texture2D(source, st).rgb, W); - float im1m1 = dot(texture2D(source, st-stpp).rgb, W); - float ip1p1 = dot(texture2D(source, st+stpp).rgb, W); - float im1p1 = dot(texture2D(source, st-stpm).rgb, W); - float ip1m1 = dot(texture2D(source, st+stpm).rgb, W); - float im10 = dot(texture2D(source, st-stp0).rgb, W); - float ip10 = dot(texture2D(source, st+stp0).rgb, W); - float i0m1 = dot(texture2D(source, st-st0p).rgb, W); - float i0p1 = dot(texture2D(source, st+st0p).rgb, W); - float h = -1.0*im1p1 - 2.0*i0p1 - 1.0*ip1p1 + 1.0*im1m1 + 2.0*i0m1 + 1.0*ip1m1; - float v = -1.0*im1m1 - 2.0*im10 - 1.0*im1p1 + 1.0*ip1m1 + 2.0*ip10 + 1.0*ip1p1; - float mag = 1.0 - length(vec2(h, v)); - vec3 target = vec3(mag, mag, mag); - c = vec4(target, 1.0); - } else { - c = texture2D(source, qt_TexCoord0); - } - gl_FragColor = qt_Opacity * c; - }" -} |