Add inline image with different color spaces tests

DEVSIX-8480 Autoported commit. Original commit hash: [8991403ab]
aleks-ivanov · Aug 19, 2024 · c0edf88 · c0edf88
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Showing 15 changed files with 129 additions and 23 deletions.
diff --git a/itext.tests/itext.kernel.tests/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest.cs b/itext.tests/itext.kernel.tests/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest.cs
@@ -99,13 +99,135 @@ public virtual void ParseInlineImageTest() {
         }
 
         [NUnit.Framework.Test]
-        public virtual void Test() {
-            PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "calgray.pdf"));
-            for (int i = 1; i <= pdf.GetNumberOfPages(); i++) {
+        public virtual void ParseInlineImageCalRGBColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageCalRGBColorSpace.pdf"))) {
                 PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
-                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(i));
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.CalRGB, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageCalGrayColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageCalGrayColorSpace.pdf"))
+                ) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.CalGray, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageLabColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageLabColorSpace.pdf"))) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.Lab, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageICCBasedColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageICCBasedColorSpace.pdf")
+                )) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.ICCBased, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageDeviceRGBColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageDeviceRGBColorSpace.pdf"
+                ))) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfStream stream = pdf.GetPage(1).GetContentStream(0);
+                String firstPageData = iText.Commons.Utils.JavaUtil.GetStringForBytes(stream.GetBytes());
+                NUnit.Framework.Assert.IsTrue(firstPageData.Contains(PdfName.DeviceRGB.GetValue()));
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageDeviceCMYKColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageDeviceCMYKColorSpace.pdf"
+                ))) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfStream stream = pdf.GetPage(1).GetContentStream(0);
+                String firstPageData = iText.Commons.Utils.JavaUtil.GetStringForBytes(stream.GetBytes());
+                NUnit.Framework.Assert.IsTrue(firstPageData.Contains(PdfName.DeviceCMYK.GetValue()));
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageDeviceGrayColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageDeviceGrayColorSpace.pdf"
+                ))) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfStream stream = pdf.GetPage(1).GetContentStream(0);
+                String firstPageData = iText.Commons.Utils.JavaUtil.GetStringForBytes(stream.GetBytes());
+                NUnit.Framework.Assert.IsTrue(firstPageData.Contains(PdfName.DeviceGray.GetValue()));
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageSeparationColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageSeparationColorSpace.pdf"
+                ))) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.Separation, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageDeviceNColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageDeviceNColorSpace.pdf"))
+                ) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.DeviceN, actualName);
+            }
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ParseInlineImageIndexedColorSpaceTest() {
+            using (PdfDocument pdf = new PdfDocument(new PdfReader(sourceFolder + "inlineImageIndexedColorSpace.pdf"))
+                ) {
+                PdfCanvasProcessor pdfCanvasProcessor = new PdfCanvasProcessor(new SimpleTextExtractionStrategy());
+                pdfCanvasProcessor.ProcessPageContent(pdf.GetPage(1));
+                PdfName name = new PdfName("Cs1");
+                PdfColorSpace colorSpace = pdf.GetPage(1).GetResources().GetColorSpace(name);
+                PdfArray pdfArray = (PdfArray)colorSpace.GetPdfObject();
+                PdfName actualName = (PdfName)pdfArray.Get(0);
+                NUnit.Framework.Assert.AreEqual(PdfName.Indexed, actualName);
             }
-            pdf.Close();
         }
 
         private class InlineImageEventListener : IEventListener {

diff --git a/...sts/itext.kernel.tests/itext/kernel/pdf/canvas/parser/util/InlineImageParsingUtilsTest.cs b/...sts/itext.kernel.tests/itext/kernel/pdf/canvas/parser/util/InlineImageParsingUtilsTest.cs
@@ -76,22 +76,6 @@ public virtual void CsInDictAsNameNullTest() {
                 , "/ICCBased"), exception.Message);
         }
 
-        [NUnit.Framework.Test]
-        public virtual void NotSupportedCsWithCsDictionaryTest() {
-            PdfName colorSpace = PdfName.ICCBased;
-            PdfDictionary dictionary = new PdfDictionary();
-            PdfArray array = new PdfArray();
-            array.Add(PdfName.Pattern);
-            PdfStream stream = new PdfStream();
-            stream.Put(PdfName.N, new PdfNumber(4));
-            array.Add(stream);
-            dictionary.Put(colorSpace, array);
-            Exception exception = NUnit.Framework.Assert.Catch(typeof(InlineImageParsingUtils.InlineImageParseException
-                ), () => InlineImageParsingUtils.GetComponentsPerPixel(colorSpace, dictionary));
-            NUnit.Framework.Assert.AreEqual(MessageFormatUtil.Format(KernelExceptionMessageConstant.UNEXPECTED_COLOR_SPACE
-                , "/ICCBased"), exception.Message);
-        }
-
         [NUnit.Framework.Test]
         public virtual void NullCsTest() {
             NUnit.Framework.Assert.AreEqual(1, InlineImageParsingUtils.GetComponentsPerPixel(null, null));

diff --git a/...rnel.tests/resources/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/calgray.pdf b/...rnel.tests/resources/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/calgray.pdf
diff --git a/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageCalGrayColorSpace.pdf b/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageCalGrayColorSpace.pdf
diff --git a/.../itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageCalRGBColorSpace.pdf b/.../itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageCalRGBColorSpace.pdf
diff --git a/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceCMYKColorSpace.pdf b/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceCMYKColorSpace.pdf
diff --git a/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceGrayColorSpace.pdf b/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceGrayColorSpace.pdf
diff --git a/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceNColorSpace.pdf b/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceNColorSpace.pdf
diff --git a/...ext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceRGBColorSpace.pdf b/...ext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageDeviceRGBColorSpace.pdf
diff --git a/...text/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageICCBasedColorSpace.pdf b/...text/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageICCBasedColorSpace.pdf
diff --git a/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageIndexedColorSpace.pdf b/...itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageIndexedColorSpace.pdf
diff --git a/...ces/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageLabColorSpace.pdf b/...ces/itext/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageLabColorSpace.pdf
diff --git a/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageSeparationColorSpace.pdf b/...xt/kernel/pdf/canvas/parser/InlineImageExtractionTest/inlineImageSeparationColorSpace.pdf
diff --git a/itext/itext.kernel/itext/kernel/pdf/canvas/parser/util/InlineImageParsingUtils.cs b/itext/itext.kernel/itext/kernel/pdf/canvas/parser/util/InlineImageParsingUtils.cs
@@ -158,7 +158,7 @@ internal static int GetComponentsPerPixel(PdfName colorSpaceName, PdfDictionary
                     }
                     if (PdfName.DeviceN.Equals(colorSpace.GetAsName(0))) {
                         //Checking colorants dict size
-                        return colorSpace.GetAsDictionary(2).Size();
+                        return colorSpace.GetAsArray(1).Size();
                     }
                 }
             }

diff --git a/port-hash b/port-hash
@@ -1 +1 @@
-31da57227b4c3a8ec62f6c7b8c25c538b33bd3a3
+8991403ab31f6c8a9135d5ca8850344ad7cce81b
Original file line number	Diff line number	Diff line change
		@@ -1 +1 @@
		31da57227b4c3a8ec62f6c7b8c25c538b33bd3a3
		8991403ab31f6c8a9135d5ca8850344ad7cce81b