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Luis E. Fraguada fraguada

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@fraguada
fraguada / gist:9d78f111ea84d66f829f7aa8973a6a1e
Created October 20, 2021 22:45
View gist:9d78f111ea84d66f829f7aa8973a6a1e
I am attesting that this GitHub handle fraguada is linked to the Tezos account tz1SeV6vmY1nR6xuDPXRx1tWsrhqXCwmXL2j for tzprofiles
sig:edsigtxEr4WqcKtVES6388dujuR5Fq6QYwHY1pgPFM84bd3Y1Emf5x4mju64CgpZmM4Re3dcbAduCeaEBNnZobDUrvmRAwFxr9d
@fraguada
fraguada / ffmpeg.txt
Created September 22, 2021 18:26
ffmpeg cheat sheet
View ffmpeg.txt
.png sequence to mp4
ffmpeg -r 30 -i Frame_%05d.png -pix_fmt yuv420p out.mp4
-intra flag useful for seekable mp4, but higher file size
concatenate mp4s
https://stackoverflow.com/questions/7333232/how-to-concatenate-two-mp4-files-using-ffmpeg
:: Create File List
echo file file1.mp4 > mylist.txt
echo file file2.mp4 >> mylist.txt
@fraguada
fraguada / ArrayCopyPerformanceTest.cs
Last active July 26, 2021 11:15
c# Array copying performance test
View ArrayCopyPerformanceTest.cs
// from https://stackoverflow.com/questions/30636113/get-subarray-of-byte/30636227#30636227
// added Buffer.Copy() test
// added ArraySegment().ToArray() test
public static void Test()
{
const int MAX = 1000000;
int[] arrByte1 = Enumerable.Range(0, 1000).ToArray();
int[] arrByte2 = new int[500];
@fraguada
fraguada / scene.json
Created March 18, 2017 20:59
Test File for #9905
View scene.json
{
"metadata" : {
"version" : 4.3,
"type" : "Object",
"generator" : "Iris for Rhinoceros"
},
"fonts" : [{
"uuid" : "d03772e6-7c7e-49e9-aa86-1a6d09aa1e33",
"glyphs" : { "glyphs": { "ο": { "x_min": 0, "x_max": 712, "ha": 815, "o": "m 356 -25 q 96 88 192 -25 q 0 368 0 201 q 92 642 0 533 q 356 761 192 761 q 617 644 517 761 q 712 368 712 533 q 619 91 712 201 q 356 -25 520 -25 m 356 85 q 527 175 465 85 q 583 369 583 255 q 528 562 583 484 q 356 651 466 651 q 189 560 250 651 q 135 369 135 481 q 187 177 135 257 q 356 85 250 85 " }, "S": { "x_min": 0, "x_max": 788, "ha": 890, "o": "m 788 291 q 662 54 788 144 q 397 -26 550 -26 q 116 68 226 -26 q 0 337 0 168 l 131 337 q 200 152 131 220 q 384 85 269 85 q 557 129 479 85 q 650 270 650 183 q 490 429 650 379 q 194 513 341 470 q 33 739 33 584 q 142 964 33 881 q 388 1041 242 1041 q 644 957 543 1041 q 756 716 756 867 l 625 716 q 561 874 625 816 q 395 933 497 933 q 243 891 309 933 q 164 759 164 841 q 325 609 164 656 q 625 526 475 568 q 788 291 788 454 " }, "¦": { "x
@fraguada
fraguada / console2.txt
Created January 28, 2017 09:03
Remote Debugging Dump 2
View console2.txt
THREE.WebGLRenderer 84 three.js:19802:3
THREE.WebGLRenderer: EXT_texture_filter_anisotropic extension not supported. three.js:19618:6
THREE.WebGLShader: Shader couldn't compile. three.js:16285:4
WebGLShader https://rawgit.com/mrdoob/three.js/r84/build/three.js:16285:4
WebGLProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:16812:26
WebGLPrograms/this.acquireProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:17234:15
initMaterial https://rawgit.com/mrdoob/three.js/r84/build/three.js:21331:15
setProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:21490:5
WebGLRenderer/this.renderBufferDirect https://rawgit.com/mrdoob/three.js/r84/build/three.js:20438:18
WebGLShadowMap/this.render https://rawgit.com/mrdoob/three.js/r84/build/three.js:9347:8
@fraguada
fraguada / console.txt
Created January 26, 2017 22:40
Remote Debugging Console Messages
View console.txt
THREE.WebGLRenderer 84 three.js:19802:3
THREE.WebGLRenderer: EXT_texture_filter_anisotropic extension not supported. three.js:19618:6
THREE.WebGLShader: Shader couldn't compile. three.js:16285:4
WebGLShader https://rawgit.com/mrdoob/three.js/r84/build/three.js:16285:4
WebGLProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:16812:26
WebGLPrograms/this.acquireProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:17234:15
initMaterial https://rawgit.com/mrdoob/three.js/r84/build/three.js:21331:15
setProgram https://rawgit.com/mrdoob/three.js/r84/build/three.js:21490:5
WebGLRenderer/this.renderBufferDirect https://rawgit.com/mrdoob/three.js/r84/build/three.js:20438:18
WebGLShadowMap/this.render https://rawgit.com/mrdoob/three.js/r84/build/three.js:9347:8
@fraguada
fraguada / gist:e773518448ed1b7a6e34ea7cee0a68da
Last active September 3, 2016 15:42
View gist:e773518448ed1b7a6e34ea7cee0a68da
from pymetawear import libmetawear
from pymetawear.client import MetaWearClient
#from http://www.pyimagesearch.com/2015/03/30/accessing-the-raspberry-pi-camera-with-opencv-and-python/
# import the necessary packages
from picamera.array import PiRGBArray
from picamera import PiCamera
import time
import cv2
@fraguada
fraguada / gist:71456b09cf585c57206a52814e93c2ce
Created September 3, 2016 15:34
PyMetawear Neopixel Simple
View gist:71456b09cf585c57206a52814e93c2ce
from pymetawear import libmetawear
from pymetawear.client import MetaWearClient
c = MetaWearClient('XX:XX:XX:XX:XX:XX', 'pygatt', debug=True)
print("New client created: {0}".format(c))
#args board, strand, pin, #pixels, color order
libmetawear.mbl_mw_neopixel_init_slow_strand(c.board, 0, 0, 1, 0)
#args board, strand, pixel id, r, g, b
@fraguada
fraguada / gist:42eeba928cf85b8ecc989b74d69d3635
Created September 3, 2016 15:32
OpenCV Raspberry Pi Camera Stream
View gist:42eeba928cf85b8ecc989b74d69d3635
#from http://www.pyimagesearch.com/2015/03/30/accessing-the-raspberry-pi-camera-with-opencv-and-python/
# import the necessary packages
from picamera.array import PiRGBArray
from picamera import PiCamera
import time
import cv2
# initialize the camera and grab a reference to the raw camera capture
camera = PiCamera()
@fraguada
fraguada / Test83.js
Last active August 29, 2015 14:14
JSON Scene Format 4.3
View Test83.js
{
"metadata": {
"version": 4.3,
"type": "Object",
"generator": "MyApp"
},
"geometries": [
{
"uuid": "8ae9fe0f-b41e-4b1e-8bda-397f75cbe68a",
"type": "Geometry",