Add repo manifest

Use title cards when non provided or is livestream
2025-12-20 14:28:39 +01:00
parent dbbdd7eb6d
commit 7f71d3419c
10 changed files with 243 additions and 14 deletions
@@ -0,0 +1,73 @@
+using System.IO;
+using SkiaSharp;
+
+namespace Jellyfin.Plugin.SRFPlay.Utilities;
+
+/// <summary>
+/// Generates placeholder images for content without thumbnails.
+/// </summary>
+public static class PlaceholderImageGenerator
+{
+    private const int Width = 640;
+    private const int Height = 360; // 16:9 aspect ratio
+
+    /// <summary>
+    /// Generates a placeholder image with the given text centered.
+    /// </summary>
+    /// <param name="text">The text to display (typically channel/show name).</param>
+    /// <returns>A memory stream containing the PNG image.</returns>
+    public static MemoryStream GeneratePlaceholder(string text)
+    {
+        using var surface = SKSurface.Create(new SKImageInfo(Width, Height));
+        var canvas = surface.Canvas;
+
+        // Dark gradient background
+        using var backgroundPaint = new SKPaint();
+        using var shader = SKShader.CreateLinearGradient(
+            new SKPoint(0, 0),
+            new SKPoint(Width, Height),
+            new[] { new SKColor(45, 45, 48), new SKColor(28, 28, 30) },
+            null,
+            SKShaderTileMode.Clamp);
+        backgroundPaint.Shader = shader;
+        canvas.DrawRect(0, 0, Width, Height, backgroundPaint);
+
+        // Text
+        using var textPaint = new SKPaint
+        {
+            Color = SKColors.White,
+            IsAntialias = true,
+            TextAlign = SKTextAlign.Center,
+            Typeface = SKTypeface.FromFamilyName("Arial", SKFontStyle.Bold)
+        };
+
+        // Calculate font size to fit text (max 48, min 24)
+        float fontSize = 48;
+        textPaint.TextSize = fontSize;
+        var textWidth = textPaint.MeasureText(text);
+        var maxWidth = Width * 0.85f;
+
+        if (textWidth > maxWidth)
+        {
+            fontSize = fontSize * maxWidth / textWidth;
+            fontSize = fontSize < 24 ? 24 : fontSize;
+            textPaint.TextSize = fontSize;
+        }
+
+        // Center text vertically
+        SKRect textBounds = default;
+        textPaint.MeasureText(text, ref textBounds);
+        var yPos = (Height / 2) - textBounds.MidY;
+
+        canvas.DrawText(text, Width / 2, yPos, textPaint);
+
+        // Encode to PNG
+        using var image = surface.Snapshot();
+        using var data = image.Encode(SKEncodedImageFormat.Png, 100);
+
+        var stream = new MemoryStream();
+        data.SaveTo(stream);
+        stream.Position = 0;
+        return stream;
+    }
+}