diff --git a/Makefile b/Makefile
index c3d114f81..fd4235cbd 100644
--- a/Makefile
+++ b/Makefile
@@ -33,7 +33,6 @@ ENABLE_GPL_THIRD_PARTIES=1
 #default options, can be overidden using make OPTION=value .
 
 ifeq ($(ENABLE_GPL_THIRD_PARTIES),1)
-BUILD_X264=1
 BUILD_G729=1
 else
 #x264 and g729 requires additional licensing agreements.
@@ -43,7 +42,7 @@ endif
 
 NDK_DEBUG=0
 BUILD_VIDEO=1
-BUILD_OPENH264=0
+BUILD_OPENH264=1
 BUILD_UPNP=1
 BUILD_AMRNB=full # 0, light or full
 BUILD_AMRWB=1
@@ -218,6 +217,12 @@ endif
 OPENH264_SRC_DIR=$(TOPDIR)/submodules/externals/openh264
 OPENH264_BUILD_DIR=$(TOPDIR)/submodules/externals/build/openh264
 
+openh264-patch:	$(OPENH264_SRC_DIR)/patch.stamp
+
+
+$(OPENH264_SRC_DIR)/patch.stamp: $(TOPDIR)/patches/openh264-permissive.patch
+	cd $(OPENH264_SRC_DIR) && patch -p1 < $(TOPDIR)/patches/openh264-permissive.patch && touch $(OPENH264_SRC_DIR)/patch.stamp
+
 $(OPENH264_BUILD_DIR)/include/codec_api.h:
 	mkdir -p $(OPENH264_BUILD_DIR)/include/wels && \
 	cp $(OPENH264_SRC_DIR)/codec/api/svc/codec_api.h $(OPENH264_BUILD_DIR)/include/wels/
@@ -230,7 +235,7 @@ $(OPENH264_BUILD_DIR)/include/codec_def.h:
 	mkdir -p $(OPENH264_BUILD_DIR)/include/wels && \
 	cp $(OPENH264_SRC_DIR)/codec/api/svc/codec_def.h $(OPENH264_BUILD_DIR)/include/wels/
 
-$(OPENH264_BUILD_DIR)/arm/libwels.a:
+$(OPENH264_BUILD_DIR)/arm/libwels.a: openh264-patch
 	mkdir -p $(OPENH264_BUILD_DIR)/arm && \
 	cd $(OPENH264_SRC_DIR) && \
 	make libraries -j $(NUMCPUS) OS=android ARCH=arm NDKROOT=$(NDK_PATH) TARGET=$(ANDROID_MOST_RECENT_TARGET) && \
@@ -238,7 +243,7 @@ $(OPENH264_BUILD_DIR)/arm/libwels.a:
 	make clean OS=android ARCH=arm NDKROOT=$(NDK_PATH) TARGET=$(ANDROID_MOST_RECENT_TARGET) \
 	|| ( echo "Build of openh264 for arm failed." ; exit 1 )
 
-$(OPENH264_BUILD_DIR)/x86/libwels.a:
+$(OPENH264_BUILD_DIR)/x86/libwels.a: openh264-patch
 	mkdir -p $(OPENH264_BUILD_DIR)/x86 && \
 	cd $(OPENH264_SRC_DIR) && \
 	make libraries -j $(NUMCPUS) OS=android ARCH=x86 NDKROOT=$(NDK_PATH) TARGET=$(ANDROID_MOST_RECENT_TARGET) && \
@@ -250,6 +255,8 @@ endif
 build-openh264: $(BUILD_OPENH264_DEPS)
 
 clean-openh264:
+	cd $(OPENH264_SRC_DIR) && make clean OS=android ARCH=x86 NDKROOT=$(NDK_PATH) TARGET=$(ANDROID_MOST_RECENT_TARGET) 
+	cd $(OPENH264_SRC_DIR) && make clean OS=android ARCH=arm NDKROOT=$(NDK_PATH) TARGET=$(ANDROID_MOST_RECENT_TARGET)
 	rm -rf $(OPENH264_BUILD_DIR)/arm && \
 	rm -rf $(OPENH264_BUILD_DIR)/x86
 
diff --git a/patches/openh264-permissive.patch b/patches/openh264-permissive.patch
new file mode 100644
index 000000000..859db1ee1
--- /dev/null
+++ b/patches/openh264-permissive.patch
@@ -0,0 +1,53 @@
+commit 6b3de978d928b6c0baec3305c9803c21a4367d0c
+Author: Simon Morlat <simon.morlat@linphone.org>
+Date:   Tue Apr 15 15:19:37 2014 +0200
+
+    permissive mode: allow reference frames to be used even if there were lost slices.
+
+diff --git a/codec/decoder/core/src/decoder_core.cpp b/codec/decoder/core/src/decoder_core.cpp
+index c19f501..a14e971 100644
+--- a/codec/decoder/core/src/decoder_core.cpp
++++ b/codec/decoder/core/src/decoder_core.cpp
+@@ -58,7 +58,7 @@ static inline int32_t DecodeFrameConstruction (PWelsDecoderContext pCtx, uint8_t
+     WelsLog (pCtx, WELS_LOG_WARNING,
+              "DecodeFrameConstruction():::iTotalNumMbRec:%d, total_num_mb_sps:%d, cur_layer_mb_width:%d, cur_layer_mb_height:%d --\n",
+              pCtx->iTotalNumMbRec, kiTotalNumMbInCurLayer, pCurDq->iMbWidth, pCurDq->iMbHeight);
+-    return -1;
++    //return -1;
+   }
+ #ifdef NO_WAITING_AU
+   pCtx->iTotalNumMbRec = 0;
+diff --git a/codec/decoder/core/src/manage_dec_ref.cpp b/codec/decoder/core/src/manage_dec_ref.cpp
+index dcf61ca..5582ec9 100644
+--- a/codec/decoder/core/src/manage_dec_ref.cpp
++++ b/codec/decoder/core/src/manage_dec_ref.cpp
+@@ -165,6 +165,7 @@ int32_t WelsReorderRefList (PWelsDecoderContext pCtx) {
+                 && (pSliceHeader->iSpsId != ppRefList[i]->iSpsId)) {   //check;
+               WelsLog (pCtx, WELS_LOG_WARNING, "WelsReorderRefList()-1::::BASE LAYER::::iSpsId:%d, ref_sps_id:%d\n",
+                        pSliceHeader->iSpsId, ppRefList[i]->iSpsId);
++			  return ERR_NONE;
+               pCtx->iErrorCode = dsNoParamSets;	//cross-IDR reference frame selection, SHOULD request IDR.--
+               return ERR_INFO_REFERENCE_PIC_LOST;
+             } else {
+
+commit a1f3b95ad18d0788c2c803fac80e78d6365673ce
+Author: Simon Morlat <simon.morlat@linphone.org>
+Date:   Tue Apr 15 17:54:58 2014 +0200
+
+    permissive mode (2)
+
+diff --git a/codec/decoder/core/src/decoder_core.cpp b/codec/decoder/core/src/decoder_core.cpp
+index a14e971..e742dbf 100644
+--- a/codec/decoder/core/src/decoder_core.cpp
++++ b/codec/decoder/core/src/decoder_core.cpp
+@@ -1738,8 +1738,8 @@ int32_t DecodeCurrentAccessUnit (PWelsDecoderContext pCtx, uint8_t** ppDst, int3
+       if ((iLastIdD < 0) ||  //case 1: first layer
+           (iLastIdD == iCurrIdD)) { //case 2: same uiDId
+         InitDqLayerInfo (dq_cur, &pLayerInfo, pNalCur, pCtx->pDec);
+-
+-        if (!dq_cur->sLayerInfo.pSps->bGapsInFrameNumValueAllowedFlag) {
++        if (0){
++        //if (!dq_cur->sLayerInfo.pSps->bGapsInFrameNumValueAllowedFlag) {
+           const bool kbIdrFlag = dq_cur->sLayerInfo.sNalHeaderExt.bIdrFlag
+                                  || (dq_cur->sLayerInfo.sNalHeaderExt.sNalUnitHeader.eNalUnitType == NAL_UNIT_CODED_SLICE_IDR);
+           // Subclause 8.2.5.2 Decoding process for gaps in frame_num
diff --git a/submodules/externals/openh264 b/submodules/externals/openh264
index fb5700bd5..b2f7191fa 160000
--- a/submodules/externals/openh264
+++ b/submodules/externals/openh264
@@ -1 +1 @@
-Subproject commit fb5700bd5cc18dd33c120ce9dd5f79b8f1f35f3a
+Subproject commit b2f7191fa7e213f5b63b8e31936b962bae6adc2f
diff --git a/submodules/msopenh264 b/submodules/msopenh264
index d7c97675f..4a0ac438f 160000
--- a/submodules/msopenh264
+++ b/submodules/msopenh264
@@ -1 +1 @@
-Subproject commit d7c97675f6dd727c79f75bd807f69a8ad8946146
+Subproject commit 4a0ac438f11eeabcf202957ff45a44dacc316c2e