Install FFmpeg with homebrew. You'll need to install it with a couple flags for webm and the AAC audio codec.
brew install ffmpeg --with-libvpx --with-libvorbis --with-fdk-aac --with-opus
Honigstein Samuel Samsy
Samsy
/ octahedral.shader
Created
June 15, 2023 10:03
— forked from pyalot/octahedral.shader
octahedral mapping
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| #define sectorize(value) step(0.0, (value))*2.0-1.0 | |
| #define sum(value) dot(clamp((value), 1.0, 1.0), (value)) | |
| #define PI 3.141592653589793 | |
| vec2 normalToUvRectOct(vec3 normal){ | |
| normal /= sum(abs(normal)); | |
| if(normal.y > 0.0){ | |
| return normal.xz*0.5+0.5; | |
| } | |
| else{ |
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| import { | |
| InstancedBufferGeometry, | |
| InstancedBufferAttribute, | |
| BufferAttribute, | |
| Vector3, |
Samsy
/ encoding-video.md
Created
April 13, 2020 19:57
— forked from Vestride/encoding-video.md
Encoding video for the web
Samsy
/ encoding-video.md
Created
April 13, 2020 19:57
— forked from Vestride/encoding-video.md
Encoding video for the web
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| float when_fgt(float x, float y) { | |
| return max(sign(x - y), 0.0); | |
| } | |
| vec2 correctRatio(vec2 inUv, float baseratio, float asp){ | |
| return mix( | |
| vec2( | |
| inUv.x, |
Samsy
/ TransformationShader.js
Created
October 15, 2018 16:23
— forked from jeanlescure/TransformationShader.js
ThreeJS: Vertex shader for translating, scaling, and rotating. Fragment shader for adding texture and controlling opacity.
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| THREE.TransformationShader = { | |
| defines: {}, | |
| uniforms: { | |
| "tDiffuse": { type: "t", value: texture }, | |
| "opacity": { type: "f", value: 1.0 }, | |
| "translationX": { type: "f", value: 1.0 }, | |
| "translationY": { type: "f", value: 1.0 }, | |
| "translationZ": { type: "f", value: 1.0 }, | |
| "scaleX": { type: "f", value: 1.0 }, |
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| // Uses getUserMedia to record audio from microphone, compresses it to mp3, and throws it away. | |
| // You should change the last step to e.g. pushing the audio to a server over a WebSocket. | |
| // This script uses lame.js for mp3 encoding | |
| // https://github.com/zhuker/lamejs | |
| var audioDataCallback = function(encodedData, originalData) { | |
| console.log("Encoded " + encodedData.byteLength + " bytes. Original: " + originalData.byteLength); | |
| }; |
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| uniform sampler2D tex; | |
| varying vec2 vUv; | |
| void main() { | |
| gl_FragColor = texture2D( tex, vUv ); | |
| } |
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| // FXAA 3.11 implementation by NVIDIA (github.com/NVIDIAGameWorks/GraphicsSamples) | |
| // Ported to WebGL by Agost Biro (github.com/abiro) | |
| //---------------------------------------------------------------------------------- | |
| // File: es3-kepler\FXAA\assets\shaders/FXAA_DefaultES.frag | |
| // SDK Version: v3.00 | |
| // Email: [email protected] | |
| // Site: http://developer.nvidia.com/ | |
| // | |
| // Copyright (c) 2014-2015, NVIDIA CORPORATION. All rights reserved. |
Samsy
/ PhotoshopMathFP.glsl
Created
July 6, 2018 10:34
— forked from damienmortini/PhotoshopMathFP.glsl
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| /* | |
| ** Copyright (c) 2012, Romain Dura [email protected] | |
| ** | |
| ** Permission to use, copy, modify, and/or distribute this software for any | |
| ** purpose with or without fee is hereby granted, provided that the above | |
| ** copyright notice and this permission notice appear in all copies. | |
| ** | |
| ** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
| ** WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
| ** MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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