From 73aa261727c1e626622471bc4cc9c96f0ffa48e3 Mon Sep 17 00:00:00 2001
From: Daniel Isenmann <daniel.isenmann@qognify.com>
Date: Fri, 9 Oct 2020 08:20:39 +0200
Subject: [PATCH 1/2] Add ImageQuality and ImageDPI to ConvertOptions

---
 .../Options/ConvertOptionsTests.cs                   |  4 +++-
 Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs | 12 ++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs b/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
index 45d8acf..6afa293 100644
--- a/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
+++ b/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
@@ -44,7 +44,9 @@ public void ConvertsAll()
                         {"one", "1"},
                         {"two", "2"}
                     },
-                    new[] {"--replace \"one\" \"1\"", "--replace \"two\" \"2\""})
+                    new[] {"--replace \"one\" \"1\"", "--replace \"two\" \"2\""}),
+                ImageDpi = AddWithFormat(++counter, "--image-dpi {0}"),
+                ImageQuality = AddWithFormat(++counter, "--image-quality {0}")
             };
             
             var result = options.GetConvertOptions();
diff --git a/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs b/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
index 43136de..7a9b421 100644
--- a/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
+++ b/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
@@ -105,6 +105,18 @@ protected string GetContentType()
         [OptionFlag("--replace")]
         public Dictionary<string, string> Replacements { get; set; }
 
+        /// <summary>
+        /// Sets the compression quality of the images
+        /// </summary>
+        [OptionFlag("--image-quality")]
+        public int? ImageQuality { get; set; }
+
+        /// <summary>
+        /// Sets the dpi of the images
+        /// </summary>
+        [OptionFlag("--image-dpi")]
+        public int? ImageDpi { get; set; }
+
         /* <inheritDoc /> */
         public string GetConvertOptions()
         {

From 0ce6118687f9ce8f0a30e3d8ff29be1b1b202ef8 Mon Sep 17 00:00:00 2001
From: Daniel Isenmann <daniel.isenmann@qognify.com>
Date: Fri, 9 Oct 2020 10:46:36 +0200
Subject: [PATCH 2/2] Add DisableSmartShrinking to ConvertOptions

---
 Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs | 1 +
 Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs    | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs b/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
index 6afa293..af5ca5a 100644
--- a/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
+++ b/Wkhtmltopdf.NetCore.Test/Options/ConvertOptionsTests.cs
@@ -39,6 +39,7 @@ public void ConvertsAll()
                 PageWidth = AddWithFormat(++counter + 0.5, "--page-width {0}"),
                 IsGrayScale = AddWithValue(true, "-g"),
                 IsLowQuality = AddWithValue(true, "-l"),
+                DisableSmartShrinking = AddWithValue(true, "--disable-smart-shrinking"),
                 Replacements = AddWithValues(new Dictionary<string, string>
                     {
                         {"one", "1"},
diff --git a/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs b/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
index 7a9b421..376b3c4 100644
--- a/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
+++ b/Wkhtmltopdf.NetCore/Implementation/ConvertOptions.cs
@@ -117,6 +117,12 @@ protected string GetContentType()
         [OptionFlag("--image-dpi")]
         public int? ImageDpi { get; set; }
 
+        /// <summary>
+        /// Disable the intelligent shrinking strategy used by WebKit that makes the pixel/dpi ratio non-constant
+        /// </summary>
+        [OptionFlag("--disable-smart-shrinking")]
+        public bool DisableSmartShrinking { get; set; }
+
         /* <inheritDoc /> */
         public string GetConvertOptions()
         {