# Video from images in a console application

using System;
using System.IO;
using VisioForge.Types;
using VisioForge.Types.Output;
using VisioForge.VideoEdit;
using VisioForge.Controls;
using VisioForge.Controls.VideoEdit;

namespace ve_console
{
    class Program
    {
        // Folder contains images
        private const string AssetDir = "c:\\samples\\pics\\";

        static void Main(string[] args)
        {
            if (!Directory.Exists(AssetDir))
            {
                Console.WriteLine(@"Folder with images does not exists: " + AssetDir);
                return;
            }

            var images = Directory.GetFiles(AssetDir, "*.jpg");
            if (images.Length == 0)
            {
                Console.WriteLine(@"Folder with images is empty or do not have files with .jpg extension: " + AssetDir);
                return;
            }

            if (File.Exists(AssetDir + "output.avi"))
            {
                File.Delete(AssetDir + "output.avi");
            }

            var ve = new VideoEditCore();

            int insertTime = 0;

            foreach (string img in images)
            {
                ve.Input_AddImageFile(img, TimeSpan.FromMilliseconds(2000), TimeSpan.FromMilliseconds(insertTime), VideoEditStretchMode.Letterbox, 0, 640, 480);
                insertTime += 2000;
            }

            ve.Video_Effects_Clear();
            ve.Mode = VideoEditMode.Convert;

            ve.Video_Resize = true;
            ve.Video_Resize_Width = 640;
            ve.Video_Resize_Height = 480;

            ve.Video_FrameRate = 25;
            ve.Video_Renderer = new VideoRendererSettings
            {
                VideoRenderer = VideoRendererMode.None,
                StretchMode = VideoRendererStretchMode.Letterbox
            };

            var aviOutput = new AVIOutput
            {
                Video_Codec = "MJPEG Compressor"
            };

            ve.Output_Format = aviOutput;
            ve.Output_Filename = AssetDir + "output.avi";

            ve.Video_Effects_Enabled = true;
            ve.Video_Effects_Clear();

            ve.OnError += VideoEdit1_OnError;
            ve.OnProgress += VideoEdit1_OnProgress;

            ve.ConsoleUsage = true;

            ve.Start();

            Console.WriteLine(@"Video saved to: " + ve.Output_Filename);
        }

        private static void VideoEdit1_OnProgress(object sender, ProgressEventArgs progressEventArgs)
        {
            Console.WriteLine(progressEventArgs.Progress);
        }

        private static void VideoEdit1_OnError(object sender, ErrorsEventArgs e)
        {
            Console.WriteLine(e.Message);
        }
    }
}