theeasiestway

👉

👈

Android / Java / Kotlin / a bit of C++

theeasiestway / .gitignore

Last active February 11, 2020 08:08

The gitignore file for Android Studio

theeasiestway / gist:20e0b961f11d56e6a3e0dbbf32f5678b

Last active October 24, 2019 07:23

The most important commands for Git

	# Set a new remote
	$ git remote add origin https://github.com/user/repo.git

	# Update a remote url
	$ git remote set-url origin https://github.com/user/repo.git

	# Verify new remote
	$ git remote -v
	> origin https://github.com/user/repo.git (fetch)
	> origin https://github.com/user/repo.git (push)

theeasiestway / DecodeActivity.java

Created March 13, 2020 07:27 — forked from waveacme/DecodeActivity.java

MediaCodec decode h264 example


	//from https://github.com/vecio/MediaCodecDemo

	package io.vec.demo.mediacodec;

	import java.nio.ByteBuffer;

	import android.app.Activity;
	import android.media.MediaCodec;
	import android.media.MediaCodec.BufferInfo;

theeasiestway / Android_camera_image_planes_to_byte_array.kt

Created March 26, 2020 01:42

Convert android camera image planes to a byte array for encoding or sending

	var yData = ByteArray(1)
	var uData = ByteArray(1)
	var vData = ByteArray(1)

	for (i in 0 until 3) {
	val plane = image.planes[i]
	val bytes = ByteArray(plane.buffer.remaining())
	plane.buffer.get(bytes)
	when(i) {
	0 -> yData = bytes

theeasiestway / jni_commonly_used_code.cpp

Created May 7, 2020 07:42 — forked from qh-huang/jni_commonly_used_code.cpp

JNI useful code pieces

	// ==================== pull from Facebook/rockdb@github ====================
	class ListJni {
	public:
	// Get the java class id of java.util.List.
	static jclass getListClass(JNIEnv* env) {
	jclass jclazz = env->FindClass("java/util/List");
	assert(jclazz != nullptr);
	return jclazz;
	}

theeasiestway / convert_map_jni.cpp

Last active June 26, 2024 05:39

Java HashMap to C++ std::map conversion and vice versa

	jobject StlStringStringMapToJavaHashMap(JNIEnv *env, const std::map<std::string, std::string>& map) {
	jclass mapClass = env->FindClass("java/util/HashMap");
	if(mapClass == NULL)
	return NULL;

	jmethodID init = env->GetMethodID(mapClass, "<init>", "()V");
	jobject hashMap = env->NewObject(mapClass, init);
	jmethodID put = env->GetMethodID(mapClass, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");

	std::map<std::string, std::string>::const_iterator citr = map.begin();

theeasiestway / Random range int value generator c++

Last active May 8, 2020 10:13

	#include <random>

	std::random_device rd; // only used once to initialise (seed) engine
	std::mt19937 rng(rd()); // random-number engine used (Mersenne-Twister in this case)
	std::uniform_int_distribution<int> uni(minValue, maxValue); // guaranteed unbiased

	int randomInt = uni(rng);