gilbertfrancois

Gstreamer Pipeline Samples

Table of Contents:

• Gstreamer Pipeline Samples
  • Tips for Debug
  • Video
    • display test video
    • record to file
• record and display at the same time(queue)

gilbertfrancois

import cv2
from picamera import PiCamera
from picamera.array import PiRGBArray

CAMERA_RESOLUTION = (640, 480)

def capture_video():
    # Press 'q' to stop the program.
    try:
        # Setup

gilbertfrancois

import numpy as np
import pandas as pd
from functools import partial
from multiprocessing import Pool

def apply_multicore(df, n_workers, fn, **kwargs):
    """
    Apply a function to a column of a pandas DataFrame, with multicore support.
    
    Parameters

gilbertfrancois

# Add `source enc.sh` to your .bashrc, .profile or .zshrc to include these functions.
#
# For encryption, type:
# $ enc myfile
# 
# For decryption, type:
# $ dec myfile.enc

function enc() {
    if [ $# -eq 0 ]; then

gilbertfrancois

import os

import gluoncv
import mxnet as mx
import mxnet.ndarray as nd
import numpy as np
import pandas as pd
from mxnet import init, autograd
from mxnet.gluon import nn

gilbertfrancois

# https://discuss.mxnet.io/t/batchnorm-running-var-value-depends-on-context/3401
# https://discuss.mxnet.io/t/hw-9-how-to-prevent-overflow-to-nan/3853
# https://github.com/apache/incubator-mxnet/issues/18100
# https://github.com/apache/incubator-mxnet/issues/18209
# https://github.com/apache/incubator-mxnet/issues/14710


import matplotlib.pyplot as plt
import mxnet as mx
import mxnet.ndarray as nd

gilbertfrancois

#!/usr/bin/env bash
# Author:   Gilbert Francois Duivesteijn
# Date:     Febr 2023
# Platform: macOS
# License:  Apache

# Discard receipt data for the installed GStreamer packages.
pkgutil --pkgs | grep gstreamer | xargs -I % sudo pkgutil --forget %

# Remove the GStreamer Framework from disk

gilbertfrancois

#!/usr/bin/env bash

# extract the downloaded opencv-[version].tar.gz to /tmp/opencv-[version], then run this script. The
# package will be installed in /tmp/opencv. If you like it to be installed somewhere else, change the
# INSTALL_PREFIX parameter.

### BEGIN USER SETTINGS
#
OPENCV_SRC=/tmp/opencv-3.4.5
OPENCV_CONTRIB_SRC=/tmp/opencv_contrib-3.4.5/modules

gilbertfrancois

import tensorflow as tf
from google.protobuf import text_format
from tensorflow.python.platform import gfile

def pbtxt_to_graphdef(filename):
  with open(filename, 'r') as f:
    graph_def = tf.GraphDef()
    file_content = f.read()
    text_format.Merge(file_content, graph_def)
    tf.import_graph_def(graph_def, name='')

gilbertfrancois

#!/bin/bash

# Creates a dist archive that can be used to create C++ applications with Tensorflow, without bazel
# IMPORTANT: Before running this script, compile tensorflow_cc.so with --config=monolithic, then run this script.
#
# The script is written for Tensorflow v1.11. Update all dependencies in this script when running for a higher version.
# You can find the 3rd party dependency library versions in ${TENSORFLOW_DIR}/tensorflow/workspace.bzl.
#
# Original script: https://github.com/memo/ofxMSATensorFlow/blob/master/scripts/ubuntu/copy_headers.sh
#