Add test for too many subtitle namespaces.

diff --git a/src/verify.cc b/src/verify.cc
index 81ca0bc9103b8e01fb88f047f99d8042c0ca750f..6a1cbd2d3c0d3aa8f48d0d59f4d5f69b7419e5c5 100644 (file)
--- a/src/verify.cc
+++ b/src/verify.cc
@@ -58,6 +58,7 @@
 #include "stereo_picture_frame.h"
 #include "verify.h"
 #include "verify_j2k.h"
+#include <libxml/parserInternals.h>
 #include <xercesc/dom/DOMAttr.hpp>
 #include <xercesc/dom/DOMDocument.hpp>
 #include <xercesc/dom/DOMError.hpp>
@@ -786,15 +787,32 @@ verify_subtitle_asset (
                notes.push_back ({VerificationNote::Type::WARNING, VerificationNote::Code::MISSED_CHECK_OF_ENCRYPTED});
        }
 
+       auto namespace_count = [](shared_ptr<const SubtitleAsset> asset, string root_node) {
+               cxml::Document doc(root_node);
+               doc.read_string(asset->raw_xml().get());
+               auto root = dynamic_cast<xmlpp::Element*>(doc.node())->cobj();
+               int count = 0;
+               for (auto ns = root->nsDef; ns != nullptr; ns = ns->next) {
+                       ++count;
+               }
+               return count;
+       };
+
        auto interop = dynamic_pointer_cast<const InteropSubtitleAsset>(asset);
        if (interop) {
                verify_interop_subtitle_asset(interop, notes);
+               if (namespace_count(asset, "DCSubtitle") > 1) {
+                       notes.push_back({ VerificationNote::Type::WARNING, VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, asset->id() });
+               }
        }
 
        auto smpte = dynamic_pointer_cast<const SMPTESubtitleAsset>(asset);
        if (smpte) {
                verify_smpte_timed_text_asset (smpte, reel_asset_duration, notes);
                verify_smpte_subtitle_asset (smpte, notes, state);
+               if (namespace_count(asset, "SubtitleReel") > 1) {
+                       notes.push_back({ VerificationNote::Type::WARNING, VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, asset->id()});
+               }
        }
 }
 
@@ -2019,6 +2037,8 @@ dcp::note_to_string (VerificationNote note)
                        "Frame %1 has an image component that is too large (component %2 is %3 bytes in size).",
                        note.frame().get(), note.component().get(), note.size().get()
                        );
+       case VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT:
+               return String::compose("The XML in the subtitle asset %1 has more than one namespace declaration.", note.note().get());
        }
 
        return "";

diff --git a/src/verify.h b/src/verify.h
index 69a10292b2f16e052fc0bce5879a6f4cca6b50b9..48c06577b419b79498db03b37d1f30f5f10a5cb7 100644 (file)
--- a/src/verify.h
+++ b/src/verify.h
@@ -444,6 +444,10 @@ public:
                 *  size contains the invalid size in bytes.
                 */
                INVALID_JPEG2000_TILE_PART_SIZE,
+               /** A subtitle XML root node has more than one namespace (xmlns) declaration.
+                *  note contains the asset ID
+                */
+               INCORRECT_SUBTITLE_NAMESPACE_COUNT
        };
 
        VerificationNote (Type type, Code code)

diff --git a/test/ref/DCP/subtitle_namespace_test/ASSETMAP.xml b/test/ref/DCP/subtitle_namespace_test/ASSETMAP.xml
new file mode 100644 (file)
index 0000000..67833e3
--- /dev/null
+++ b/test/ref/DCP/subtitle_namespace_test/ASSETMAP.xml
@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<AssetMap xmlns="http://www.smpte-ra.org/schemas/429-9/2007/AM">
+  <Id>urn:uuid:54cd145e-6610-4a60-899d-61bfc4875bc1</Id>
+  <AnnotationText>Dcp_FTR-1_F_XX-XX_MOS_2K_20230407_SMPTE_OV</AnnotationText>
+  <Creator>DCP-o-matic 2.16.51devel 08c2f6d808</Creator>
+  <VolumeCount>1</VolumeCount>
+  <IssueDate>2023-04-07T21:06:58+02:00</IssueDate>
+  <Issuer>DCP-o-matic 2.16.51devel 08c2f6d808</Issuer>
+  <AssetList>
+    <Asset>
+      <Id>urn:uuid:d4a4b6ae-ff66-48ff-b0d0-ee695590b6af</Id>
+      <PackingList>true</PackingList>
+      <ChunkList>
+        <Chunk>
+          <Path>pkl_d4a4b6ae-ff66-48ff-b0d0-ee695590b6af.xml</Path>
+          <VolumeIndex>1</VolumeIndex>
+          <Offset>0</Offset>
+          <Length>9297</Length>
+        </Chunk>
+      </ChunkList>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:fc815694-7977-4a27-a8b3-32b9d4075e4c</Id>
+      <ChunkList>
+        <Chunk>
+          <Path>cpl_fc815694-7977-4a27-a8b3-32b9d4075e4c.xml</Path>
+          <VolumeIndex>1</VolumeIndex>
+          <Offset>0</Offset>
+          <Length>9796</Length>
+        </Chunk>
+      </ChunkList>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:42b34dcd-caa5-4c7b-aa0f-66a590947ba1</Id>
+      <ChunkList>
+        <Chunk>
+          <Path>j2c_42b34dcd-caa5-4c7b-aa0f-66a590947ba1.mxf</Path>
+          <VolumeIndex>1</VolumeIndex>
+          <Offset>0</Offset>
+          <Length>3091552</Length>
+        </Chunk>
+      </ChunkList>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:9611db6b-7566-4d83-a485-7d23948bf219</Id>
+      <ChunkList>
+        <Chunk>
+          <Path>pcm_9611db6b-7566-4d83-a485-7d23948bf219.mxf</Path>
+          <VolumeIndex>1</VolumeIndex>
+          <Offset>0</Offset>
+          <Length>14707906</Length>
+        </Chunk>
+      </ChunkList>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:315de731-1173-484c-9a35-bdacf5a9d99d</Id>
+      <ChunkList>
+        <Chunk>
+          <Path>sub_315de731-1173-484c-9a35-bdacf5a9d99d.mxf</Path>
+          <VolumeIndex>1</VolumeIndex>
+          <Offset>0</Offset>
+          <Length>158207</Length>
+        </Chunk>
+      </ChunkList>
+    </Asset>
+  </AssetList>
+</AssetMap>

diff --git a/test/ref/DCP/subtitle_namespace_test/VOLINDEX.xml b/test/ref/DCP/subtitle_namespace_test/VOLINDEX.xml
new file mode 100644 (file)
index 0000000..f66c004
--- /dev/null
+++ b/test/ref/DCP/subtitle_namespace_test/VOLINDEX.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<VolumeIndex xmlns="http://www.smpte-ra.org/schemas/429-9/2007/AM">
+  <Index>1</Index>
+</VolumeIndex>

diff --git a/test/ref/DCP/subtitle_namespace_test/cpl_fc815694-7977-4a27-a8b3-32b9d4075e4c.xml b/test/ref/DCP/subtitle_namespace_test/cpl_fc815694-7977-4a27-a8b3-32b9d4075e4c.xml
new file mode 100644 (file)
index 0000000..237a092
--- /dev/null
+++ b/test/ref/DCP/subtitle_namespace_test/cpl_fc815694-7977-4a27-a8b3-32b9d4075e4c.xml
@@ -0,0 +1,183 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CompositionPlaylist xmlns="http://www.smpte-ra.org/schemas/429-7/2006/CPL">
+  <Id>urn:uuid:fc815694-7977-4a27-a8b3-32b9d4075e4c</Id>
+  <AnnotationText>Dcp_FTR-1_F_XX-XX_MOS_2K_20230407_SMPTE_OV</AnnotationText>
+  <IssueDate>2023-04-07T21:06:58+02:00</IssueDate>
+  <Issuer>DCP-o-matic 2.16.51devel 08c2f6d808</Issuer>
+  <Creator>DCP-o-matic 2.16.51devel 08c2f6d808</Creator>
+  <ContentTitleText>Dcp_FTR-1_F_XX-XX_MOS_2K_20230407_SMPTE_OV</ContentTitleText>
+  <ContentKind>feature</ContentKind>
+  <ContentVersion>
+    <Id>urn:uuid:57a6d4b5-4ad0-4b59-a185-d55c9530d117</Id>
+    <LabelText>1</LabelText>
+  </ContentVersion>
+  <RatingList/>
+  <ReelList>
+    <Reel>
+      <Id>urn:uuid:365165f3-f555-4216-917b-024c1205d6b5</Id>
+      <AssetList>
+        <MainMarkers>
+          <Id>urn:uuid:9d2fe852-5cba-46a7-a721-bbb9aa1d7168</Id>
+          <EditRate>24 1</EditRate>
+          <IntrinsicDuration>153</IntrinsicDuration>
+          <MarkerList>
+            <Marker>
+              <Label>FFOC</Label>
+              <Offset>1</Offset>
+            </Marker>
+            <Marker>
+              <Label>LFOC</Label>
+              <Offset>152</Offset>
+            </Marker>
+          </MarkerList>
+        </MainMarkers>
+        <MainPicture>
+          <Id>urn:uuid:42b34dcd-caa5-4c7b-aa0f-66a590947ba1</Id>
+          <EditRate>24 1</EditRate>
+          <IntrinsicDuration>153</IntrinsicDuration>
+          <EntryPoint>0</EntryPoint>
+          <Duration>153</Duration>
+          <Hash>CBPIdIX7A/Pf40Q7ytADU7cMrEM=</Hash>
+          <FrameRate>24 1</FrameRate>
+          <ScreenAspectRatio>1998 1080</ScreenAspectRatio>
+        </MainPicture>
+        <MainSound>
+          <Id>urn:uuid:9611db6b-7566-4d83-a485-7d23948bf219</Id>
+          <EditRate>24 1</EditRate>
+          <IntrinsicDuration>153</IntrinsicDuration>
+          <EntryPoint>0</EntryPoint>
+          <Duration>153</Duration>
+          <Hash>otUfQdqKbg1Zo+CXNGlZIhPz2hY=</Hash>
+        </MainSound>
+        <MainSubtitle>
+          <Id>urn:uuid:315de731-1173-484c-9a35-bdacf5a9d99d</Id>
+          <EditRate>24 1</EditRate>
+          <IntrinsicDuration>153</IntrinsicDuration>
+          <EntryPoint>0</EntryPoint>
+          <Duration>153</Duration>
+          <Hash>1BF80uJUnvuBR7oNJHy+BQjWuMM=</Hash>
+        </MainSubtitle>
+      </AssetList>
+    </Reel>
+  </ReelList>
+  <Signer xmlns:dsig="http://www.w3.org/2000/09/xmldsig#">
+    <dsig:X509Data>
+      <dsig:X509IssuerSerial>
+        <dsig:X509IssuerName>dnQualifier=yowzQ/TiOcCs/IQSwd317sx9Eto=,CN=.dcpomatic.smpte-430-2.INTERMEDIATE,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+        <dsig:X509SerialNumber>7</dsig:X509SerialNumber>
+      </dsig:X509IssuerSerial>
+      <dsig:X509SubjectName>dnQualifier=MAIGJPvV7N/ldMMfptkD\+5GyvtQ=,CN=CS.dcpomatic.smpte-430-2.LEAF,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509SubjectName>
+    </dsig:X509Data>
+  </Signer>
+  <dsig:Signature xmlns:dsig="http://www.w3.org/2000/09/xmldsig#">
+    <dsig:SignedInfo>
+      <dsig:CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/>
+      <dsig:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
+      <dsig:Reference URI="">
+        <dsig:Transforms>
+          <dsig:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
+        </dsig:Transforms>
+        <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
+        <dsig:DigestValue>zq5twMly0ofsP2ZUyTnKNxSNImU=</dsig:DigestValue>
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+      <dsig:X509Data>
+        <dsig:X509IssuerSerial>
+          <dsig:X509IssuerName>dnQualifier=yowzQ/TiOcCs/IQSwd317sx9Eto=,CN=.dcpomatic.smpte-430-2.INTERMEDIATE,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+          <dsig:X509SerialNumber>7</dsig:X509SerialNumber>
+        </dsig:X509IssuerSerial>
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+      </dsig:X509Data>
+      <dsig:X509Data>
+        <dsig:X509IssuerSerial>
+          <dsig:X509IssuerName>dnQualifier=e2zCeDee9u5XL8bjpCT/hz1YcY8=,CN=.dcpomatic.smpte-430-2.ROOT,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+          <dsig:X509SerialNumber>6</dsig:X509SerialNumber>
+        </dsig:X509IssuerSerial>
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+          <dsig:X509IssuerName>dnQualifier=e2zCeDee9u5XL8bjpCT/hz1YcY8=,CN=.dcpomatic.smpte-430-2.ROOT,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
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+        </dsig:X509IssuerSerial>
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+      </dsig:X509Data>
+    </dsig:KeyInfo>
+  </dsig:Signature>
+</CompositionPlaylist>

diff --git a/test/ref/DCP/subtitle_namespace_test/j2c_42b34dcd-caa5-4c7b-aa0f-66a590947ba1.mxf b/test/ref/DCP/subtitle_namespace_test/j2c_42b34dcd-caa5-4c7b-aa0f-66a590947ba1.mxf
new file mode 100644 (file)
index 0000000..415378a
Binary files /dev/null and b/test/ref/DCP/subtitle_namespace_test/j2c_42b34dcd-caa5-4c7b-aa0f-66a590947ba1.mxf differ

diff --git a/test/ref/DCP/subtitle_namespace_test/pcm_9611db6b-7566-4d83-a485-7d23948bf219.mxf b/test/ref/DCP/subtitle_namespace_test/pcm_9611db6b-7566-4d83-a485-7d23948bf219.mxf
new file mode 100644 (file)
index 0000000..a1b0b7d
Binary files /dev/null and b/test/ref/DCP/subtitle_namespace_test/pcm_9611db6b-7566-4d83-a485-7d23948bf219.mxf differ

diff --git a/test/ref/DCP/subtitle_namespace_test/pkl_d4a4b6ae-ff66-48ff-b0d0-ee695590b6af.xml b/test/ref/DCP/subtitle_namespace_test/pkl_d4a4b6ae-ff66-48ff-b0d0-ee695590b6af.xml
new file mode 100644 (file)
index 0000000..f103244
--- /dev/null
+++ b/test/ref/DCP/subtitle_namespace_test/pkl_d4a4b6ae-ff66-48ff-b0d0-ee695590b6af.xml
@@ -0,0 +1,162 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<PackingList xmlns="http://www.smpte-ra.org/schemas/429-8/2007/PKL">
+  <Id>urn:uuid:d4a4b6ae-ff66-48ff-b0d0-ee695590b6af</Id>
+  <AnnotationText>Dcp_FTR-1_F_XX-XX_MOS_2K_20230407_SMPTE_OV</AnnotationText>
+  <IssueDate>2023-04-07T21:06:58+02:00</IssueDate>
+  <Issuer>DCP-o-matic 2.16.51devel 08c2f6d808</Issuer>
+  <Creator>DCP-o-matic 2.16.51devel 08c2f6d808</Creator>
+  <AssetList>
+    <Asset>
+      <Id>urn:uuid:fc815694-7977-4a27-a8b3-32b9d4075e4c</Id>
+      <AnnotationText>fc815694-7977-4a27-a8b3-32b9d4075e4c</AnnotationText>
+      <Hash>48XAdT7UamW6BMwFBSk3j/LwOV8=</Hash>
+      <Size>9796</Size>
+      <Type>text/xml</Type>
+      <OriginalFileName>cpl_fc815694-7977-4a27-a8b3-32b9d4075e4c.xml</OriginalFileName>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:42b34dcd-caa5-4c7b-aa0f-66a590947ba1</Id>
+      <AnnotationText>42b34dcd-caa5-4c7b-aa0f-66a590947ba1</AnnotationText>
+      <Hash>CBPIdIX7A/Pf40Q7ytADU7cMrEM=</Hash>
+      <Size>3091552</Size>
+      <Type>application/mxf</Type>
+      <OriginalFileName>j2c_42b34dcd-caa5-4c7b-aa0f-66a590947ba1.mxf</OriginalFileName>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:9611db6b-7566-4d83-a485-7d23948bf219</Id>
+      <AnnotationText>9611db6b-7566-4d83-a485-7d23948bf219</AnnotationText>
+      <Hash>otUfQdqKbg1Zo+CXNGlZIhPz2hY=</Hash>
+      <Size>14707906</Size>
+      <Type>application/mxf</Type>
+      <OriginalFileName>pcm_9611db6b-7566-4d83-a485-7d23948bf219.mxf</OriginalFileName>
+    </Asset>
+    <Asset>
+      <Id>urn:uuid:315de731-1173-484c-9a35-bdacf5a9d99d</Id>
+      <AnnotationText>315de731-1173-484c-9a35-bdacf5a9d99d</AnnotationText>
+      <Hash>1BF80uJUnvuBR7oNJHy+BQjWuMM=</Hash>
+      <Size>158207</Size>
+      <Type>application/mxf</Type>
+      <OriginalFileName>sub_315de731-1173-484c-9a35-bdacf5a9d99d.mxf</OriginalFileName>
+    </Asset>
+  </AssetList>
+  <Signer xmlns:dsig="http://www.w3.org/2000/09/xmldsig#">
+    <dsig:X509Data>
+      <dsig:X509IssuerSerial>
+        <dsig:X509IssuerName>dnQualifier=yowzQ/TiOcCs/IQSwd317sx9Eto=,CN=.dcpomatic.smpte-430-2.INTERMEDIATE,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+        <dsig:X509SerialNumber>7</dsig:X509SerialNumber>
+      </dsig:X509IssuerSerial>
+      <dsig:X509SubjectName>dnQualifier=MAIGJPvV7N/ldMMfptkD\+5GyvtQ=,CN=CS.dcpomatic.smpte-430-2.LEAF,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509SubjectName>
+    </dsig:X509Data>
+  </Signer>
+  <dsig:Signature xmlns:dsig="http://www.w3.org/2000/09/xmldsig#">
+    <dsig:SignedInfo>
+      <dsig:CanonicalizationMethod Algorithm="http://www.w3.org/TR/2001/REC-xml-c14n-20010315"/>
+      <dsig:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
+      <dsig:Reference URI="">
+        <dsig:Transforms>
+          <dsig:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
+        </dsig:Transforms>
+        <dsig:DigestMethod Algorithm="http://www.w3.org/2000/09/xmldsig#sha1"/>
+        <dsig:DigestValue>vSt3jZvqCrrw2N4j6/t/Tg59xpo=</dsig:DigestValue>
+      </dsig:Reference>
+    </dsig:SignedInfo>
+    <dsig:SignatureValue>NnBOgSdPKrpkpvSamX344lpwkkiBZKZ3sJcTmLqy0WxNsNeXmw4PNETwzG6/+Hg6
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+W6gkcXI9sk9SNsRm+zC1Ww==</dsig:SignatureValue>
+    <dsig:KeyInfo>
+      <dsig:X509Data>
+        <dsig:X509IssuerSerial>
+          <dsig:X509IssuerName>dnQualifier=yowzQ/TiOcCs/IQSwd317sx9Eto=,CN=.dcpomatic.smpte-430-2.INTERMEDIATE,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+          <dsig:X509SerialNumber>7</dsig:X509SerialNumber>
+        </dsig:X509IssuerSerial>
+        <dsig:X509Certificate>MIIEaTCCA1GgAwIBAgIBBzANBgkqhkiG9w0BAQsFADCBhTEWMBQGA1UEChMNZGNw
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+      </dsig:X509Data>
+      <dsig:X509Data>
+        <dsig:X509IssuerSerial>
+          <dsig:X509IssuerName>dnQualifier=e2zCeDee9u5XL8bjpCT/hz1YcY8=,CN=.dcpomatic.smpte-430-2.ROOT,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+          <dsig:X509SerialNumber>6</dsig:X509SerialNumber>
+        </dsig:X509IssuerSerial>
+        <dsig:X509Certificate>MIIEbTCCA1WgAwIBAgIBBjANBgkqhkiG9w0BAQsFADB9MRYwFAYDVQQKEw1kY3Bv
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+      </dsig:X509Data>
+      <dsig:X509Data>
+        <dsig:X509IssuerSerial>
+          <dsig:X509IssuerName>dnQualifier=e2zCeDee9u5XL8bjpCT/hz1YcY8=,CN=.dcpomatic.smpte-430-2.ROOT,OU=dcpomatic.com,O=dcpomatic.com</dsig:X509IssuerName>
+          <dsig:X509SerialNumber>5</dsig:X509SerialNumber>
+        </dsig:X509IssuerSerial>
+        <dsig:X509Certificate>MIIEZDCCA0ygAwIBAgIBBTANBgkqhkiG9w0BAQsFADB9MRYwFAYDVQQKEw1kY3Bv
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+sJW6Oke2RVDxB0qBVgpNFMxtrCy+oHzQ</dsig:X509Certificate>
+      </dsig:X509Data>
+    </dsig:KeyInfo>
+  </dsig:Signature>
+</PackingList>

diff --git a/test/ref/DCP/subtitle_namespace_test/sub_315de731-1173-484c-9a35-bdacf5a9d99d.mxf b/test/ref/DCP/subtitle_namespace_test/sub_315de731-1173-484c-9a35-bdacf5a9d99d.mxf
new file mode 100644 (file)
index 0000000..df1fbd0
Binary files /dev/null and b/test/ref/DCP/subtitle_namespace_test/sub_315de731-1173-484c-9a35-bdacf5a9d99d.mxf differ

diff --git a/test/verify_test.cc b/test/verify_test.cc
index 1484dfb1f921cb552fccc5ccd7998e30d5492e16..3ac3c83c6ede528a8171a3a6b324bb38cae90903 100644 (file)
--- a/test/verify_test.cc
+++ b/test/verify_test.cc
@@ -864,7 +864,8 @@ BOOST_AUTO_TEST_CASE (verify_valid_smpte_subtitles)
                {dir},
                {
                        { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_CPL_METADATA, cpl->id(), cpl->file().get() },
-                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2021-04-14T13:19:14.000+02:00"} }
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2021-04-14T13:19:14.000+02:00"} },
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, asset->id() }
                });
 }
 
@@ -894,7 +895,8 @@ BOOST_AUTO_TEST_CASE (verify_invalid_smpte_subtitles)
                        },
                        { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_SUBTITLE_START_TIME, canonical(dir / "subs.mxf") },
                        { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_CPL_METADATA, cpl->id(), cpl->file().get() },
-                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2020-05-09T00:29:21.000+02:00"} }
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2020-05-09T00:29:21.000+02:00"} },
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, asset->id() }
                });
 }
 
@@ -915,7 +917,8 @@ BOOST_AUTO_TEST_CASE (verify_empty_text_node_in_subtitles)
                        { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME },
                        { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_SUBTITLE_LANGUAGE, canonical(dir / "subs.mxf") },
                        { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_CPL_METADATA, cpl->id(), cpl->file().get() },
-                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2021-08-09T18:34:46.000+02:00"} }
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_ISSUE_DATE, string{"2021-08-09T18:34:46.000+02:00"} },
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, asset->id() }
                });
 }
 
@@ -1485,7 +1488,7 @@ BOOST_AUTO_TEST_CASE (verify_missing_subtitle_language)
 
        string const xml =
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\" xmlns:xs=\"http://www.w3.org/2001/schema\">"
+               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\">"
                "<Id>urn:uuid:e6a8ae03-ebbf-41ed-9def-913a87d1493a</Id>"
                "<ContentTitleText>Content</ContentTitleText>"
                "<AnnotationText>Annotation</AnnotationText>"
@@ -1608,7 +1611,7 @@ BOOST_AUTO_TEST_CASE (verify_missing_subtitle_start_time)
 
        string const xml =
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\" xmlns:xs=\"http://www.w3.org/2001/schema\">"
+               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\">"
                "<Id>urn:uuid:e6a8ae03-ebbf-41ed-9def-913a87d1493a</Id>"
                "<ContentTitleText>Content</ContentTitleText>"
                "<AnnotationText>Annotation</AnnotationText>"
@@ -1656,7 +1659,7 @@ BOOST_AUTO_TEST_CASE (verify_invalid_subtitle_start_time)
 
        string const xml =
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\" xmlns:xs=\"http://www.w3.org/2001/schema\">"
+               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\">"
                "<Id>urn:uuid:e6a8ae03-ebbf-41ed-9def-913a87d1493a</Id>"
                "<ContentTitleText>Content</ContentTitleText>"
                "<AnnotationText>Annotation</AnnotationText>"
@@ -3145,7 +3148,7 @@ BOOST_AUTO_TEST_CASE (verify_mismatched_subtitle_resource_id)
        BOOST_REQUIRE (ASDCP_SUCCESS(r));
        writer.WriteTimedTextResource (dcp::String::compose(
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\" xmlns:xs=\"http://www.w3.org/2001/schema\">"
+               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\">"
                "<Id>urn:uuid:%1</Id>"
                "<ContentTitleText>Content</ContentTitleText>"
                "<AnnotationText>Annotation</AnnotationText>"
@@ -3209,7 +3212,7 @@ BOOST_AUTO_TEST_CASE (verify_incorrect_timed_text_id)
        BOOST_REQUIRE (ASDCP_SUCCESS(r));
        writer.WriteTimedTextResource (dcp::String::compose(
                "<?xml version=\"1.0\" encoding=\"UTF-8\"?>"
-               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\" xmlns:xs=\"http://www.w3.org/2001/schema\">"
+               "<SubtitleReel xmlns=\"http://www.smpte-ra.org/schemas/428-7/2010/DCST\">"
                "<Id>urn:uuid:%1</Id>"
                "<ContentTitleText>Content</ContentTitleText>"
                "<AnnotationText>Annotation</AnnotationText>"
@@ -3638,3 +3641,18 @@ BOOST_AUTO_TEST_CASE(verify_invalid_tile_part_size)
                });
 }
 
+
+BOOST_AUTO_TEST_CASE(verify_too_many_subtitle_namespaces)
+{
+       boost::filesystem::path const dir = "test/ref/DCP/subtitle_namespace_test";
+       check_verify_result(
+               { dir },
+               {
+                       { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_FFEC_IN_FEATURE },
+                       { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_FFMC_IN_FEATURE },
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INVALID_SUBTITLE_FIRST_TEXT_TIME },
+                       { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_SUBTITLE_LANGUAGE, canonical(find_file(dir, "sub_")) },
+                       { dcp::VerificationNote::Type::BV21_ERROR, dcp::VerificationNote::Code::MISSING_CPL_METADATA, "fc815694-7977-4a27-a8b3-32b9d4075e4c", canonical(find_file(dir, "cpl_")) },
+                       { dcp::VerificationNote::Type::WARNING, dcp::VerificationNote::Code::INCORRECT_SUBTITLE_NAMESPACE_COUNT, std::string{"315de731-1173-484c-9a35-bdacf5a9d99d"} }
+               });
+}