add ffmpeg-helper

README.md

@@ -7,9 +7,10 @@ A set of special tools to cope with **my daily tasks**. It's based on [Python 3.
 All image resources in this repo are from [iconfont](http://www.iconfont.cn).
 
 ### Table of Contents
-| Ⅰ | Ⅱ | Ⅲ | Ⅳ | Ⅴ | Ⅵ | Ⅶ | Ⅷ | Ⅸ|
-| :--------: | :---------: | :---------: | :---------: | :---------: | :---------:| :---------:| :---------:| :---------:|
-| [Google Translate](#google-translate) | [Bilibili Kit](#bilibili-kit)|[Words Recorder](#words-recorder) | [HUST Electricity Fee](#hust-electricity-fee) |[Missevan Kit](#missevan-kit)| [Lossless Music Box](#lossless-music-box)| [HUST Lib](#hust-lib)| [WordCloud Generator](#wordcloud-generator)|[Cat Calendar](#cat-calendar)|
+|           :squirrel:           |      :jack_o_lantern:          |            :beer:              |            :fish_cake:         |            :octocat:            |
+| ------------------------------ | ------------------------------ | -------------------------------| ------------------------------ | ------------------------------- |
+| [Google Translate](#google-translate) | [Bilibili Kit](#bilibili-kit) | [Words Recorder](#words-recorder) | [HUST Electricity Fee](#hust-electricity-fee) | [Missevan Kit](#missevan-kit) |
+| [Lossless Music Box](#lossless-music-box) | [HUST Lib](#hust-lib) | [WordCloud Generator](#wordcloud-generator) | [Cat Calendar](#cat-calendar) | [FFmpeg Helper](#ffmpeg-helper)  |
 
 ### Google Translate
 [Google Translate](google-translate) is a translation app using [Google translate api](https://github.com/ssut/py-googletrans).
@@ -81,6 +82,14 @@ A simple [Cat Calendar](cat-calendar) image generator that uses the "www.dutanga
     <img src="images/cat-calendar.gif" alt="Cat Calendar" title="Cat Calendar" />
 </div>
 
+### FFmpeg Helper
+
+[FFmpeg Helper](ffmpeg-helper) is a FFmpeg-based tool to cut/merge video.
+
+<div align="center">
+    <img src="images/ffmpeg-helper.gif" alt="FFmpeg Helper" title="FFmpeg Helper" />
+</div>
+
 ### Donation
 If you think these apps are useful, you can buy me a cup of coffee :P
 <div>

ffmpeg-helper/README.md

@@ -0,0 +1,14 @@
+## FFmpeg Helper
+
+a FFmpeg-based tool to cut/merge video
+
+mode:
+- DURATION_MODE
+	- time interval: start_offset ~ start_offset + duration
+- ENDTIME_MODE
+	- time interval: start_offset ~ end_offset
+
+<div align="center">
+    <img src="../images/ffmpeg-helper.gif" alt="FFmpeg Helper" title="FFmpeg Helper" />
+</div>
+

ffmpeg-helper/ffmpeg-helper/ffmpeg-helper.pro

@@ -0,0 +1,43 @@
+#-------------------------------------------------
+#
+# Project created by QtCreator 2019-09-19T16:36:31
+#
+#-------------------------------------------------
+
+QT       += core gui
+
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+
+TARGET = ffmpeg-helper
+TEMPLATE = app
+
+# The following define makes your compiler emit warnings if you use
+# any feature of Qt which has been marked as deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if you use deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+CONFIG += c++11
+
+SOURCES += \
+        main.cpp \
+        mwin.cpp
+
+HEADERS += \
+        mwin.h
+
+FORMS += \
+        mwin.ui
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target
+
+RESOURCES += \
+    res.qrc

ffmpeg-helper/ffmpeg-helper/gen.cmd

@@ -0,0 +1,3 @@
+pyuic5.exe mwin.ui -o ..\src\mwin.py
+
+pyrcc5.exe res.qrc -o ..\src\res_rc.py

ffmpeg-helper/ffmpeg-helper/main.cpp

@@ -0,0 +1,11 @@
+#include "mwin.h"
+#include <QApplication>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MWin w;
+    w.show();
+
+    return a.exec();
+}

ffmpeg-helper/ffmpeg-helper/mwin.cpp

@@ -0,0 +1,14 @@
+#include "mwin.h"
+#include "ui_mwin.h"
+
+MWin::MWin(QWidget *parent) :
+    QMainWindow(parent),
+    ui(new Ui::MWin)
+{
+    ui->setupUi(this);
+}
+
+MWin::~MWin()
+{
+    delete ui;
+}

ffmpeg-helper/ffmpeg-helper/mwin.h

@@ -0,0 +1,25 @@
+#ifndef MWIN_H
+#define MWIN_H
+
+#include <QMainWindow>
+
+namespace Ui {
+class MWin;
+}
+
+class MWin : public QMainWindow
+{
+    Q_OBJECT
+
+public:
+    explicit MWin(QWidget *parent = nullptr);
+    ~MWin();
+
+private slots:
+    void on_duration_check_stateChanged(int arg1);
+
+private:
+    Ui::MWin *ui;
+};
+
+#endif // MWIN_H