private static byte[] CallFunction(byte[] photoBytes, string textDiplay,
string bubbleFigure, string bubblePos, string filter)
{
string assetsPath = ConfigurationManager.AppSettings["ASSETS_ROOT"] ?? @"C:\Temp\images\";
bubbleFigure = bubbleFigure.ToUpper();
bubblePos = bubblePos.ToUpper();
filter = filter.ToUpper();
var imgGen = new MemeImgGen.ImageProcessor(assetsPath);
BubbleFigure figure = (BubbleFigure)Enum.Parse(typeof(BubbleFigure), bubbleFigure);
BubblePosition position = (BubblePosition)Enum.Parse(typeof(BubblePosition), bubblePos);
BubbleFilter bFilter = (BubbleFilter)Enum.Parse(typeof(BubbleFilter), filter);
IMatrixFilter bubbleFilter = imgGen.GetFilterByName(bFilter);
// 이미지 변환 메서드 호출
byte[] outBytes = imgGen.ImageGenerate(photoBytes, textDiplay, figure, position, bubbleFilter);
return(outBytes);
}
public static async void Run(
[QueueTrigger("meme-que")] VisionInfo info,
string BlobName,
[Blob("meme-input/{BlobName}", FileAccess.Read)] byte[] inputBlob,
[Blob("meme-output/{BlobName}", FileAccess.Write)] Stream outputBlob,
TraceWriter log)
{
string assetsPath = ConfigurationManager.AppSettings["ASSETS_ROOT"] ?? @"C:\Temp\images\";
string bubbleFigure = info.BubbleInfo.Figure.ToUpper();
string bubblePos = info.BubbleInfo.Position.ToUpper();
string filter = info.BubbleInfo.Filter.ToUpper();
string textDisplay = info.BubbleInfo.Text;
var imgGen = new MemeImgGen.ImageProcessor(assetsPath);
BubbleFigure figure = (BubbleFigure)Enum.Parse(typeof(BubbleFigure), bubbleFigure);
BubblePosition position = (BubblePosition)Enum.Parse(typeof(BubblePosition), bubblePos);
BubbleFilter bFilter = (BubbleFilter)Enum.Parse(typeof(BubbleFilter), filter);
IMatrixFilter bubbleFilter = imgGen.GetFilterByName(bFilter);
// 이미지 변환 메서드 호출
byte[] outBytes = imgGen.ImageGenerate(inputBlob, textDisplay, figure, position, bubbleFilter);
await outputBlob.WriteAsync(outBytes, 0, outBytes.Length);
}
private BubbleInfo GetBubbleInfo(BubblePosition position, BubbleFigure bubbleFigure)
{
BubbleInfo info = new BubbleInfo();
// ie : bubble-TOPLEFT-STAR.png
info.ImageName = $"BUBBLE-{position.ToString()}-{bubbleFigure.ToString()}.png";
info.StartPoint = new Point(0, 0); // Right position is calculated after automatically
//Point p = new Point();
switch (position)
{
case BubblePosition.TOPLEFT:
switch (bubbleFigure)
{
case BubbleFigure.STAR:
info.TextArea = new Rectangle(10, 0, 200, 120);
break;
case BubbleFigure.CLOUD:
case BubbleFigure.NORMAL:
default:
info.TextArea = new Rectangle(10, 10, 200, 110);
break;
}
return(info);
case BubblePosition.TOPRIGHT:
switch (bubbleFigure)
{
case BubbleFigure.STAR:
info.TextArea = new Rectangle(70, 0, 200, 140);
break;
case BubbleFigure.CLOUD:
case BubbleFigure.NORMAL:
default:
info.TextArea = new Rectangle(10, 10, 200, 120);
break;
}
return(info);
//info.STARtpoint = new Point(200, 0);
//info.ImageName = "bubble-tr.png";
//info.TextArea = new Rectangle(10, 10, 200, 120);
//break;
case BubblePosition.BOTTOMLEFT:
switch (bubbleFigure)
{
case BubbleFigure.STAR:
info.TextArea = new Rectangle(5, 60, 200, 130);
break;
case BubbleFigure.CLOUD:
case BubbleFigure.NORMAL:
default:
info.TextArea = new Rectangle(10, 60, 200, 120);
break;
}
return(info);
//info.STARtpoint = new Point(0, 400);
//info.ImageName = "bubble-bl.png";
//info.TextArea = new Rectangle(10, 60, 200, 120);
//break;
case BubblePosition.BOTTOMRIGHT:
switch (bubbleFigure)
{
case BubbleFigure.STAR:
info.TextArea = new Rectangle(70, 50, 200, 160);
break;
case BubbleFigure.CLOUD:
case BubbleFigure.NORMAL:
default:
info.TextArea = new Rectangle(0, 50, 200, 140);
break;
}
return(info);
//info.STARtpoint = new Point(200, 400);
//info.ImageName = "bubble-STAR2br.png";
//info.TextArea = new Rectangle(70, 60, 200, 140);
//return info;
default:
return(null);
}
}
/// <summary>
/// Main method of this class for processing image
/// provide filtering, image overlaying etc
/// </summary>
/// <param name="photoBytes"></param>
/// <returns></returns>
public byte[] ImageGenerate(byte[] photoBytes, string textDiplay,
BubbleFigure bubbleFigure, BubblePosition bubblePosition, IMatrixFilter appliedFilter)
{
// Get width and height of original image
// I know it's not good solution but now... remain
int originImgWidth, originImgHeight;
using (Image image = Image.FromStream(new MemoryStream(photoBytes)))
{
originImgWidth = image.Width;
originImgHeight = image.Height;
}
// 가정
// 1. 이미지의 widht 는 400으로 한다. (resize 필요)
// 2. 버블은 좌,우 및 상,하로 구분한다
var bubbleInfo = GetBubbleInfo(bubblePosition, bubbleFigure);
// Format is automatically detected though can be changed.
ISupportedImageFormat format = new JpegFormat {
Quality = 70
};
Bitmap bitmap = (Bitmap)Image.FromFile(Path.Combine(assetsPath, bubbleInfo.ImageName));
#region 강제 텍스트 출력예
//string firstText = "내 이름은";
//string secondText = "빌 게이츠";
//PointF firstLocation = new PointF(10f, 10f);
//PointF secondLocation = new PointF(10f, 50f);
//using (Graphics graphics = Graphics.FromImage(bitmap))
//{
// using (Font arialFont = new Font("Malgun Gothic", 20, FontStyle.Bold))
// {
// graphics.DrawString(firstText, arialFont, Brushes.Black, firstLocation);
// graphics.DrawString(secondText, arialFont, Brushes.Black, secondLocation);
// }
//}
#endregion
//Bitmap newBitmap = new Bitmap(bitmap.Width, bitmap.Height);
// create bitmap for overlaying
using (Graphics graphics = Graphics.FromImage(bitmap))
{
using (Font font1 = new Font(this.fontName, 120, FontStyle.Bold, GraphicsUnit.Pixel))
{
Rectangle rect1 = bubbleInfo.TextArea;
StringFormat stringFormat = new StringFormat();
stringFormat.Alignment = StringAlignment.Center;
stringFormat.LineAlignment = StringAlignment.Center;
graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
Font goodFont = FindFont(graphics, textDiplay, rect1.Size, font1);
graphics.DrawString(textDiplay, goodFont, Brushes.Black, rect1, stringFormat);
}
}
//Image img = (Image)bitmap;
Image overlayImage = (Image)bitmap;
//get width and height of layer for overlay
int overlayWidth, overlayHeight;
overlayWidth = overlayImage.Width;
overlayHeight = overlayImage.Height;
// revise TextArea width and Height
Rectangle rec = bubbleInfo.TextArea;
if (bubbleFigure == BubbleFigure.NORMAL)
{
bubbleInfo.TextArea = new Rectangle(rec.X, rec.Y, rec.Width - figure_normal_revise_w, rec.Height - figure_normal_revise_h);
}
using (MemoryStream inStream = new MemoryStream(photoBytes))
{
// if bubblePosition is right side, start X is imgWidth - overlayWidth
if (bubblePosition == BubblePosition.TOPRIGHT || bubblePosition == BubblePosition.BOTTOMRIGHT)
{
bubbleInfo.StartPoint = new Point(originImgWidth - overlayWidth, bubbleInfo.StartPoint.Y);
}
// if bubblePosition is bottom side, start y is imgHeight - overlayHeight
if (bubblePosition == BubblePosition.BOTTOMLEFT || bubblePosition == BubblePosition.BOTTOMRIGHT)
{
bubbleInfo.StartPoint = new Point(bubbleInfo.StartPoint.X, originImgHeight - overlayHeight);
}
using (MemoryStream outStream = new MemoryStream())
{
// Initialize the ImageFactory using the overload to preserve EXIF metadata.
using (ImageFactory imageFactory = new ImageFactory(preserveExifData: true))
{
//Image img = Image.FromFile(@"C:\Temp\images\bubble-tp.png");
ImageLayer layer = new ImageLayer();
layer.Image = overlayImage;
layer.Opacity = this.opacity;
layer.Position = bubbleInfo.StartPoint;
//필터 적용?
// Comic, Gotham, GreyScale, Lomograph, Polaroid, HiSatch, Sepia
var filter = appliedFilter;
// Load, resize, set the format and quality and save an image.
var factory = imageFactory.Load(inStream)
//.Resize(size)
.Format(format);
if (appliedFilter != null)
{
factory.Filter(filter);
}
factory
.Overlay(layer)
.Save(outStream);
}
return(outStream.ToArray());
}
}
}
