diff --git a/codec/build/iOS/common/common.xcodeproj/project.pbxproj b/codec/build/iOS/common/common.xcodeproj/project.pbxproj
index a44678b7..686cbac9 100644
--- a/codec/build/iOS/common/common.xcodeproj/project.pbxproj
+++ b/codec/build/iOS/common/common.xcodeproj/project.pbxproj
@@ -23,6 +23,7 @@
 		4CE443ED18B722CD0017DF25 /* libcommon.a in Frameworks */ = {isa = PBXBuildFile; fileRef = 4CE443D518B722CD0017DF25 /* libcommon.a */; };
 		4CE443F318B722CD0017DF25 /* InfoPlist.strings in Resources */ = {isa = PBXBuildFile; fileRef = 4CE443F118B722CD0017DF25 /* InfoPlist.strings */; };
 		4CE443F518B722CD0017DF25 /* commonTests.m in Sources */ = {isa = PBXBuildFile; fileRef = 4CE443F418B722CD0017DF25 /* commonTests.m */; };
+		F0B204F918FD23BF005DA23F /* copy_mb.cpp in Sources */ = {isa = PBXBuildFile; fileRef = F0B204F818FD23BF005DA23F /* copy_mb.cpp */; };
 		FAABAA1818E9354A00D4186F /* sad_common.cpp in Sources */ = {isa = PBXBuildFile; fileRef = FAABAA1718E9354A00D4186F /* sad_common.cpp */; };
 /* End PBXBuildFile section */
 
@@ -78,6 +79,8 @@
 		4CE443F018B722CD0017DF25 /* commonTests-Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = "commonTests-Info.plist"; sourceTree = "<group>"; };
 		4CE443F218B722CD0017DF25 /* en */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = en; path = en.lproj/InfoPlist.strings; sourceTree = "<group>"; };
 		4CE443F418B722CD0017DF25 /* commonTests.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = commonTests.m; sourceTree = "<group>"; };
+		F0B204F718FD23B6005DA23F /* copy_mb.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = copy_mb.h; sourceTree = "<group>"; };
+		F0B204F818FD23BF005DA23F /* copy_mb.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = copy_mb.cpp; sourceTree = "<group>"; };
 		FAABAA1618E9353F00D4186F /* sad_common.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = sad_common.h; sourceTree = "<group>"; };
 		FAABAA1718E9354A00D4186F /* sad_common.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = sad_common.cpp; sourceTree = "<group>"; };
 /* End PBXFileReference section */
@@ -119,6 +122,7 @@
 		4C3406B618D96EA600DFA14A /* inc */ = {
 			isa = PBXGroup;
 			children = (
+				F0B204F718FD23B6005DA23F /* copy_mb.h */,
 				FAABAA1618E9353F00D4186F /* sad_common.h */,
 				4C3406B718D96EA600DFA14A /* cpu.h */,
 				4C3406B818D96EA600DFA14A /* cpu_core.h */,
@@ -139,6 +143,7 @@
 		4C3406C318D96EA600DFA14A /* src */ = {
 			isa = PBXGroup;
 			children = (
+				F0B204F818FD23BF005DA23F /* copy_mb.cpp */,
 				FAABAA1718E9354A00D4186F /* sad_common.cpp */,
 				4C3406C418D96EA600DFA14A /* cpu.cpp */,
 				4C3406C518D96EA600DFA14A /* crt_util_safe_x.cpp */,
@@ -297,6 +302,7 @@
 				4C3406CB18D96EA600DFA14A /* expand_picture_neon.S in Sources */,
 				4C3406CD18D96EA600DFA14A /* cpu.cpp in Sources */,
 				4C3406CA18D96EA600DFA14A /* deblocking_neon.S in Sources */,
+				F0B204F918FD23BF005DA23F /* copy_mb.cpp in Sources */,
 				FAABAA1818E9354A00D4186F /* sad_common.cpp in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
@@ -416,9 +422,7 @@
 					APPLE_IOS,
 					HAVE_NEON,
 				);
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = (
-					APPLE_IOS,
-				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = APPLE_IOS;
 				IPHONEOS_DEPLOYMENT_TARGET = 6.1;
 				ONLY_ACTIVE_ARCH = NO;
 				OTHER_LDFLAGS = "-ObjC";
@@ -440,9 +444,7 @@
 					APPLE_IOS,
 					HAVE_NEON,
 				);
-				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = (
-					APPLE_IOS,
-				);
+				"GCC_PREPROCESSOR_DEFINITIONS[sdk=iphonesimulator*]" = APPLE_IOS;
 				IPHONEOS_DEPLOYMENT_TARGET = 6.1;
 				OTHER_LDFLAGS = "-ObjC";
 				PRODUCT_NAME = "$(TARGET_NAME)";
diff --git a/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj b/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
index 7ac963b0..0ba79044 100644
--- a/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
+++ b/codec/build/iOS/dec/welsdec/welsdec.xcodeproj/project.pbxproj
@@ -38,6 +38,7 @@
 		4CE4469F18BC5EAB0017DF25 /* welsDecoderExt.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 4CE4468518BC5EAB0017DF25 /* welsDecoderExt.cpp */; };
 		4CE447AC18BC6BE90017DF25 /* block_add_neon.S in Sources */ = {isa = PBXBuildFile; fileRef = 4CE447A718BC6BE90017DF25 /* block_add_neon.S */; };
 		4CE447AE18BC6BE90017DF25 /* intra_pred_neon.S in Sources */ = {isa = PBXBuildFile; fileRef = 4CE447A918BC6BE90017DF25 /* intra_pred_neon.S */; };
+		F0B204FC18FD23D8005DA23F /* error_concealment.cpp in Sources */ = {isa = PBXBuildFile; fileRef = F0B204FB18FD23D8005DA23F /* error_concealment.cpp */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -131,6 +132,8 @@
 		4CE4468518BC5EAB0017DF25 /* welsDecoderExt.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = welsDecoderExt.cpp; sourceTree = "<group>"; };
 		4CE447A718BC6BE90017DF25 /* block_add_neon.S */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.asm; path = block_add_neon.S; sourceTree = "<group>"; };
 		4CE447A918BC6BE90017DF25 /* intra_pred_neon.S */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.asm; path = intra_pred_neon.S; sourceTree = "<group>"; };
+		F0B204FA18FD23CF005DA23F /* error_concealment.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = error_concealment.h; sourceTree = "<group>"; };
+		F0B204FB18FD23D8005DA23F /* error_concealment.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = error_concealment.cpp; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -226,6 +229,7 @@
 		4CE4464418BC5EAA0017DF25 /* inc */ = {
 			isa = PBXGroup;
 			children = (
+				F0B204FA18FD23CF005DA23F /* error_concealment.h */,
 				4CE4464518BC5EAA0017DF25 /* as264_common.h */,
 				4CE4464618BC5EAA0017DF25 /* au_parser.h */,
 				4CE4464718BC5EAA0017DF25 /* bit_stream.h */,
@@ -266,6 +270,7 @@
 		4CE4466618BC5EAA0017DF25 /* src */ = {
 			isa = PBXGroup;
 			children = (
+				F0B204FB18FD23D8005DA23F /* error_concealment.cpp */,
 				4CE4466718BC5EAA0017DF25 /* au_parser.cpp */,
 				4CE4466818BC5EAA0017DF25 /* bit_stream.cpp */,
 				4CE4466918BC5EAA0017DF25 /* deblocking.cpp */,
@@ -420,6 +425,7 @@
 				4CE4469918BC5EAB0017DF25 /* mv_pred.cpp in Sources */,
 				4CE447AC18BC6BE90017DF25 /* block_add_neon.S in Sources */,
 				4CE4469418BC5EAB0017DF25 /* get_intra_predictor.cpp in Sources */,
+				F0B204FC18FD23D8005DA23F /* error_concealment.cpp in Sources */,
 				4CE4469018BC5EAB0017DF25 /* decoder_core.cpp in Sources */,
 				4CE4469E18BC5EAB0017DF25 /* welsCodecTrace.cpp in Sources */,
 				4CE447AE18BC6BE90017DF25 /* intra_pred_neon.S in Sources */,