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chunibyo-wly / getDepthData.m
Created March 2, 2021 07:46
get depth data
CVPixelBufferLockBaseAddress(pixelBuffer, kCVPixelBufferLock_ReadOnly);
const uint8_t* baseAddress = (const uint8_t*)CVPixelBufferGetBaseAddress(pixelBuffer);
for (size_t y = 0; y < height; ++y) {
const __fp16* data = (const __fp16*)(baseAddress + y * stride);
for (size_t x = 0; x < width; ++x, ++data) {
__fp16 depth = *data;
if (!isnan(depth) && depth > minDepth) {
CVPixelBufferLockBaseAddress(depthFrame, .readOnly)
let rowData = CVPixelBufferGetBaseAddress(depthFrame)! + Int(depthPoint.y) * CVPixelBufferGetBytesPerRow(depthFrame)
// swift does not have an Float16 data type. Use UInt16 instead, and then translate
var f16Pixel = rowData.assumingMemoryBound(to: UInt16.self)[Int(depthPoint.x)]
CVPixelBufferUnlockBaseAddress(depthFrame, .readOnly)
var f32Pixel = Float(0.0)
var src = vImage_Buffer(data: &f16Pixel, height: 1, width: 1, rowBytes: 2)
var dst = vImage_Buffer(data: &f32Pixel, height: 1, width: 1, rowBytes: 4)
vImageConvert_Planar16FtoPlanarF(&src, &dst, 0)
{"version":1,"resource":"file:///Users/chunibyo/01_project/07_latex/04%20Bachelor%27s%20thesis%20-%20no%20cite/sections/section4.tex","entries":[{"id":"LWql.tex","source":"undoRedo.source","timestamp":1652076675114},{"id":"MsgN.tex","timestamp":1652076759270},{"id":"s9Uf.tex","timestamp":1652076776773},{"id":"KxDf.tex","timestamp":1652076798761}]}
@chunibyo-wly
chunibyo-wly / pegjs
Last active May 28, 2022 12:44
peggy
start
= operation
operation
= WSS a:entity WSS b:operator WSS c:operation WSS { return `${a} ${b} ${c}`; }
/ WSS a:entity WSS b:operator2 WSS c:operation WSS { return `${a}${b}${c}`; }
/ WSS a:entity WSS c:operation WSS { return `${a}${c}`; }
/ WSS a:entity WSS { return a; }
entity "entity"
@chunibyo-wly
chunibyo-wly / c_cpp_properties.json
Last active January 30, 2023 13:51
vscode qt settings
{
"configurations": [
{
"name": "Linux",
"includePath": [
"${workspaceFolder}/**",
"/usr/include/**"
],
"defines": [],
"compilerPath": "/usr/bin/gcc",
@chunibyo-wly
chunibyo-wly / Merge7Scenes.py
Created February 16, 2023 03:31
merge 7 scene dataset to point cloud
import open3d as o3d
import numpy as np
from tqdm import trange
from os.path import join
FOLDER = r"E:\workspace\dataset\24_7scene\chess"
def main():
volume = o3d.pipelines.integration.ScalableTSDFVolume(
import bpy
from os.path import join
from bpy import context
import mathutils
import math
import builtins as __builtin__
import copy
def console_print(*args, **kwargs):
import cairo
import numpy as np
import math
def cb(x1, y1, x4, y4, xc, yc):
ax = x1 - xc
ay = y1 - yc
bx = x4 - xc
by = y4 - yc
import numpy as np
import cv2
import random
import math
from shapely import LineString
width, height = None, None
def line_segments_intersection(l1, l2):
@chunibyo-wly
chunibyo-wly / highlight.js
Created May 19, 2024 16:15
Google Sheet App Script 自动高亮单元格关键词
function getAllIndexes(string, texts) {
const results = [];
texts.forEach(text => {
const regex = new RegExp(text, 'gi');
let match;
while ((match = regex.exec(string)) !== null) {
const startIndex = match.index;
const endIndex = match.index + text.length - 1;