Created
September 12, 2014 00:12
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Multiple aspect ratios alignement - stupeflix
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| <movie service="craftsman-1.0"> | |
| <head> | |
| <filtercode name="averageShift"> | |
| <![CDATA[ | |
| #version 120 | |
| #extension GL_EXT_gpu_shader4 : enable | |
| uniform sampler2D texture0; | |
| uniform sampler2D texture1; | |
| uniform sampler2D texture2; | |
| vec2 iResolution = vec2(1280, 720.0); | |
| float scaleFrom( float coord, float center, float factor ) | |
| { | |
| float transformed_coord = coord; | |
| transformed_coord -= center; | |
| transformed_coord *= factor; | |
| transformed_coord += center; | |
| return transformed_coord; | |
| } | |
| float getAspectRatio( in int id ) | |
| { | |
| vec2 size = vec2( 1.0 ); | |
| if( id == 0 ) { | |
| size = textureSize2D( texture0, 0 ); | |
| } else if( id == 1 ) { | |
| size = textureSize2D( texture1, 0 ); | |
| } else if( id == 2 ) { | |
| size = textureSize2D( texture2, 0 ); | |
| } | |
| return size.x / size.y; | |
| } | |
| vec3 texColor( in int id, in vec2 coord ) { | |
| vec3 color = vec3( 0 ); | |
| vec2 tc = coord; | |
| float a0 = getAspectRatio( 0 ); | |
| float at = getAspectRatio( id ); | |
| if( id == 0 ) { | |
| color = texture2D( texture0, tc / iResolution ).rgb; | |
| } else if( id == 1 ) { | |
| tc.y = scaleFrom( tc.y, 0.5 * iResolution.y, at/a0 ); | |
| color = texture2D( texture1, tc / iResolution ).rgb; | |
| } else if( id == 2 ) { | |
| tc.y = scaleFrom( tc.y, 0.5 * iResolution.y, at/a0 ); | |
| color = texture2D( texture2, tc / iResolution ).rgb; | |
| } | |
| return color; | |
| } | |
| void main() { | |
| vec2 tc = gl_TexCoord[0].xy * iResolution; | |
| vec3 col0 = texColor( 0, tc ); | |
| vec3 col1 = texColor( 1, tc ); | |
| vec3 col2 = texColor( 2, tc ); | |
| gl_FragColor = vec4( 0.3333 * (col0 + col1 + col2 ), 1.0 ); | |
| } | |
| ]]> | |
| </filtercode> | |
| </head> | |
| <body> | |
| <stack> | |
| <widget type="customers2.xfactor.kaleidoscope.720.01" duration="5"> | |
| <video skip="1.0" volume="0" filename="https://s3.amazonaws.com/mixoff.videos.us/f9a138df3e0c2a2db00a1dc2a701d842e73a7b091409671566.mp4"> | |
| <filter type="custom"> | |
| <filtercode name="averageShift"/> | |
| <video volume="0" filename="https://s3.amazonaws.com/mixoff.videos.us/384d6e1da7a0663814f2454136cad85b443fb4041408605850.mp4"/> | |
| <video volume="0" filename="http://stupeflix-tmp.s3.amazonaws.com/MVI_2906.MOV.ff.mp4"/> | |
| </filter> | |
| </video> | |
| </widget> | |
| </stack> | |
| </body> | |
| </movie> |
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