diff --git a/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp b/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
index 6e541ba..7046f61 100644
--- a/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
+++ b/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
@@ -502,6 +502,7 @@
     const char *name = nullptr;
     const char *type = nullptr;
     const char *update = nullptr;
+    const char *rank = nullptr;
 
     size_t i = 0;
     while (attrs[i] != nullptr) {
@@ -523,6 +524,12 @@
                 return BAD_VALUE;
             }
             update = attrs[i];
+        } else if (strEq(attrs[i], "rank")) {
+            if (attrs[++i] == nullptr) {
+                ALOGE("addMediaCodecFromAttributes: rank is null");
+                return BAD_VALUE;
+            }
+            rank = attrs[i];
         } else {
             ALOGE("addMediaCodecFromAttributes: unrecognized attribute: %s", attrs[i]);
             return BAD_VALUE;
@@ -579,6 +586,15 @@
         }
     }
 
+    if (rank != nullptr) {
+        if (!mCurrentCodec->second.rank.empty() && mCurrentCodec->second.rank != rank) {
+            ALOGE("addMediaCodecFromAttributes: code \"%s\" rank changed from \"%s\" to \"%s\"",
+                    name, mCurrentCodec->second.rank.c_str(), rank);
+            return BAD_VALUE;
+        }
+        mCurrentCodec->second.rank = rank;
+    }
+
     return OK;
 }
 
@@ -1035,6 +1051,7 @@
         const auto& codecName = codec.first;
         bool isEncoder = codec.second.isEncoder;
         size_t order = codec.second.order;
+        std::string rank = codec.second.rank;
         const auto& typeMap = codec.second.typeMap;
         for (const auto& type : typeMap) {
             const auto& typeName = type.first;
@@ -1090,6 +1107,9 @@
                     nodeInfo.attributeList.push_back(Attribute{quirk, "present"});
                 }
             }
+            if (!rank.empty()) {
+                nodeInfo.attributeList.push_back(Attribute{"rank", rank});
+            }
             nodeList->insert(std::make_pair(
                     std::move(order), std::move(nodeInfo)));
         }
diff --git a/media/libstagefright/xmlparser/include/media/stagefright/xmlparser/MediaCodecsXmlParser.h b/media/libstagefright/xmlparser/include/media/stagefright/xmlparser/MediaCodecsXmlParser.h
index fd949da..7a986b7 100644
--- a/media/libstagefright/xmlparser/include/media/stagefright/xmlparser/MediaCodecsXmlParser.h
+++ b/media/libstagefright/xmlparser/include/media/stagefright/xmlparser/MediaCodecsXmlParser.h
@@ -66,6 +66,7 @@
         QuirkSet quirkSet; ///< Set of quirks requested by this codec
         TypeMap typeMap;   ///< Map of types supported by this codec
         std::vector<std::string> aliases; ///< Name aliases for this codec
+        std::string rank;  ///< Rank of this codec. This is a numeric string.
     };
 
     typedef std::pair<std::string, CodecProperties> Codec;