diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index 5959340..55a892e 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -69,9 +69,6 @@
         "SurfaceComposerClient.cpp",
         "SyncFeatures.cpp",
         "view/Surface.cpp",
-        "surfacetexture/SurfaceTexture.cpp",
-        "surfacetexture/ImageConsumer.cpp",
-        "surfacetexture/EGLConsumer.cpp",
     ],
 
     shared_libs: [
diff --git a/libs/nativedisplay/Android.bp b/libs/nativedisplay/Android.bp
index bcc99fc..c956578 100644
--- a/libs/nativedisplay/Android.bp
+++ b/libs/nativedisplay/Android.bp
@@ -45,6 +45,10 @@
     srcs: [
         "AChoreographer.cpp",
         "ADisplay.cpp",
+        "surfacetexture/surface_texture.cpp",
+        "surfacetexture/SurfaceTexture.cpp",
+        "surfacetexture/ImageConsumer.cpp",
+        "surfacetexture/EGLConsumer.cpp",
     ],
 
     shared_libs: [
@@ -53,6 +57,10 @@
         "libnativewindow",
         "libui",
         "libutils",
+        "libcutils",
+        "libEGL",
+        "libGLESv2",
+        "libnativehelper",
     ],
 
     header_libs: [
diff --git a/libs/gui/include/gui/surfacetexture/EGLConsumer.h b/libs/nativedisplay/include/surfacetexture/EGLConsumer.h
similarity index 100%
rename from libs/gui/include/gui/surfacetexture/EGLConsumer.h
rename to libs/nativedisplay/include/surfacetexture/EGLConsumer.h
diff --git a/libs/gui/include/gui/surfacetexture/ImageConsumer.h b/libs/nativedisplay/include/surfacetexture/ImageConsumer.h
similarity index 100%
rename from libs/gui/include/gui/surfacetexture/ImageConsumer.h
rename to libs/nativedisplay/include/surfacetexture/ImageConsumer.h
diff --git a/libs/gui/include/gui/surfacetexture/SurfaceTexture.h b/libs/nativedisplay/include/surfacetexture/SurfaceTexture.h
similarity index 100%
rename from libs/gui/include/gui/surfacetexture/SurfaceTexture.h
rename to libs/nativedisplay/include/surfacetexture/SurfaceTexture.h
diff --git a/libs/gui/include/gui/surfacetexture/surface_texture_platform.h b/libs/nativedisplay/include/surfacetexture/surface_texture_platform.h
similarity index 85%
rename from libs/gui/include/gui/surfacetexture/surface_texture_platform.h
rename to libs/nativedisplay/include/surfacetexture/surface_texture_platform.h
index 72f98ad..6a94a77 100644
--- a/libs/gui/include/gui/surfacetexture/surface_texture_platform.h
+++ b/libs/nativedisplay/include/surfacetexture/surface_texture_platform.h
@@ -22,17 +22,11 @@
 
 #include <system/graphics.h>
 
-#include <gui/IGraphicBufferProducer.h>
-#include <gui/surfacetexture/SurfaceTexture.h>
-
 // This file provides a facade API on top of SurfaceTexture, which avoids using
 // C++ types. This is still a C++ unstable API though. Ideally features here
 // will be exposed via public NDK API and this file will be deleted.
 
-struct ASurfaceTexture {
-    android::sp<android::SurfaceTexture> consumer;
-    android::sp<android::IGraphicBufferProducer> producer;
-};
+struct ASurfaceTexture;
 
 namespace android {
 
@@ -79,13 +73,6 @@
                                                ASurfaceTexture_fenceWait fenceWait,
                                                void* fencePassThroughHandle);
 
-/**
- * ASurfaceTexture_create creates an ASurfaceTexture, which is
- * a simple struct containing a SurfaceTexture and an IGraphicBufferProducer.
- */
-ASurfaceTexture* ASurfaceTexture_create(sp<SurfaceTexture> consumer,
-                                        sp<IGraphicBufferProducer> producer);
-
 } // namespace android
 
 #endif // _ANDROID_GRAPHICS_SURFACE_TEXTURE_PLATFORM_H
diff --git a/libs/nativedisplay/libnativedisplay.map.txt b/libs/nativedisplay/libnativedisplay.map.txt
index 650bdf1..483fb25 100644
--- a/libs/nativedisplay/libnativedisplay.map.txt
+++ b/libs/nativedisplay/libnativedisplay.map.txt
@@ -11,6 +11,8 @@
     AChoreographer_destroy; # apex # introduced=30
     AChoreographer_getFd; # apex # introduced=30
     AChoreographer_handlePendingEvents; # apex # introduced=30
+    ASurfaceTexture_fromSurfaceTexture; # apex # introduced=30
+    ASurfaceTexture_release; # apex # introduced=30
   local:
     *;
 };
@@ -30,5 +32,16 @@
       android::ADisplayConfig_getFps*;
       android::ADisplayConfig_getCompositorOffsetNanos*;
       android::ADisplayConfig_getAppVsyncOffsetNanos*;
+      android::ASurfaceTexture_getCurrentTextureTarget*;
+      android::ASurfaceTexture_takeConsumerOwnership*;
+      android::ASurfaceTexture_releaseConsumerOwnership*;
+      android::ASurfaceTexture_dequeueBuffer*;
+      android::SurfaceTexture*;
     };
+    ASurfaceTexture_acquireANativeWindow;
+    ASurfaceTexture_attachToGLContext;
+    ASurfaceTexture_detachFromGLContext;
+    ASurfaceTexture_getTimestamp;
+    ASurfaceTexture_getTransformMatrix;
+    ASurfaceTexture_updateTexImage;
 } LIBNATIVEDISPLAY;
diff --git a/libs/gui/surfacetexture/EGLConsumer.cpp b/libs/nativedisplay/surfacetexture/EGLConsumer.cpp
similarity index 99%
rename from libs/gui/surfacetexture/EGLConsumer.cpp
rename to libs/nativedisplay/surfacetexture/EGLConsumer.cpp
index 1f0f52c..2f31888 100644
--- a/libs/gui/surfacetexture/EGLConsumer.cpp
+++ b/libs/nativedisplay/surfacetexture/EGLConsumer.cpp
@@ -24,8 +24,8 @@
 #include <cutils/compiler.h>
 #include <gui/BufferItem.h>
 #include <gui/BufferQueue.h>
-#include <gui/surfacetexture/EGLConsumer.h>
-#include <gui/surfacetexture/SurfaceTexture.h>
+#include <surfacetexture/EGLConsumer.h>
+#include <surfacetexture/SurfaceTexture.h>
 #include <inttypes.h>
 #include <private/gui/SyncFeatures.h>
 #include <utils/Log.h>
diff --git a/libs/gui/surfacetexture/ImageConsumer.cpp b/libs/nativedisplay/surfacetexture/ImageConsumer.cpp
similarity index 97%
rename from libs/gui/surfacetexture/ImageConsumer.cpp
rename to libs/nativedisplay/surfacetexture/ImageConsumer.cpp
index 4bc4a7b..16afc68 100644
--- a/libs/gui/surfacetexture/ImageConsumer.cpp
+++ b/libs/nativedisplay/surfacetexture/ImageConsumer.cpp
@@ -15,8 +15,8 @@
  */
 
 #include <gui/BufferQueue.h>
-#include <gui/surfacetexture/ImageConsumer.h>
-#include <gui/surfacetexture/SurfaceTexture.h>
+#include <surfacetexture/ImageConsumer.h>
+#include <surfacetexture/SurfaceTexture.h>
 
 // Macro for including the SurfaceTexture name in log messages
 #define IMG_LOGE(x, ...) ALOGE("[%s] " x, st.mName.string(), ##__VA_ARGS__)
diff --git a/libs/gui/surfacetexture/SurfaceTexture.cpp b/libs/nativedisplay/surfacetexture/SurfaceTexture.cpp
similarity index 90%
rename from libs/gui/surfacetexture/SurfaceTexture.cpp
rename to libs/nativedisplay/surfacetexture/SurfaceTexture.cpp
index 25e5618..62db6d0 100644
--- a/libs/gui/surfacetexture/SurfaceTexture.cpp
+++ b/libs/nativedisplay/surfacetexture/SurfaceTexture.cpp
@@ -16,9 +16,9 @@
 
 #include <cutils/compiler.h>
 #include <gui/BufferQueue.h>
-#include <gui/surfacetexture/ImageConsumer.h>
-#include <gui/surfacetexture/SurfaceTexture.h>
-#include <gui/surfacetexture/surface_texture_platform.h>
+#include <surfacetexture/ImageConsumer.h>
+#include <surfacetexture/SurfaceTexture.h>
+#include <surfacetexture/surface_texture_platform.h>
 #include <math/mat4.h>
 #include <system/window.h>
 #include <utils/Trace.h>
@@ -487,42 +487,4 @@
     return buffer;
 }
 
-unsigned int ASurfaceTexture_getCurrentTextureTarget(ASurfaceTexture* st) {
-    return st->consumer->getCurrentTextureTarget();
-}
-
-void ASurfaceTexture_takeConsumerOwnership(ASurfaceTexture* texture) {
-    texture->consumer->takeConsumerOwnership();
-}
-
-void ASurfaceTexture_releaseConsumerOwnership(ASurfaceTexture* texture) {
-    texture->consumer->releaseConsumerOwnership();
-}
-
-AHardwareBuffer* ASurfaceTexture_dequeueBuffer(ASurfaceTexture* st, int* outSlotid,
-                                               android_dataspace* outDataspace,
-                                               float* outTransformMatrix, bool* outNewContent,
-                                               ASurfaceTexture_createReleaseFence createFence,
-                                               ASurfaceTexture_fenceWait fenceWait, void* handle) {
-    sp<GraphicBuffer> buffer;
-    *outNewContent = false;
-    bool queueEmpty;
-    do {
-        buffer = st->consumer->dequeueBuffer(outSlotid, outDataspace, outTransformMatrix,
-                                             &queueEmpty, createFence, fenceWait, handle);
-        if (!queueEmpty) {
-            *outNewContent = true;
-        }
-    } while (buffer.get() && (!queueEmpty));
-    return reinterpret_cast<AHardwareBuffer*>(buffer.get());
-}
-
-ASurfaceTexture* ASurfaceTexture_create(sp<SurfaceTexture> consumer,
-                                        sp<IGraphicBufferProducer> producer) {
-    ASurfaceTexture* ast = new ASurfaceTexture;
-    ast->consumer = consumer;
-    ast->producer = producer;
-    return ast;
-}
-
 } // namespace android
diff --git a/libs/nativedisplay/surfacetexture/surface_texture.cpp b/libs/nativedisplay/surfacetexture/surface_texture.cpp
new file mode 100644
index 0000000..1670fbb
--- /dev/null
+++ b/libs/nativedisplay/surfacetexture/surface_texture.cpp
@@ -0,0 +1,183 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <android/surface_texture.h>
+#include <android/surface_texture_jni.h>
+
+#define LOG_TAG "ASurfaceTexture"
+
+#include <utils/Log.h>
+
+#include <gui/Surface.h>
+
+#include <surfacetexture/surface_texture_platform.h>
+#include <surfacetexture/SurfaceTexture.h>
+
+#include <mutex>
+
+#include <jni.h>
+#include <nativehelper/JNIHelp.h>
+#include <nativehelper/ScopedLocalRef.h>
+
+struct ASurfaceTexture {
+    android::sp<android::SurfaceTexture> consumer;
+    android::sp<android::IGraphicBufferProducer> producer;
+};
+
+using namespace android;
+
+const char* const kSurfaceTextureClassPathName = "android/graphics/SurfaceTexture";
+
+struct fields_t {
+    jfieldID  surfaceTexture;
+    jfieldID  producer;
+};
+static fields_t fields;
+static std::once_flag sInitFieldsOnce;
+
+#define ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID "mSurfaceTexture"
+#define ANDROID_GRAPHICS_PRODUCER_JNI_ID "mProducer"
+
+static void SurfaceTexture_classInit(JNIEnv* env, jclass clazz)
+{
+    fields.surfaceTexture = env->GetFieldID(clazz,
+            ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID, "J");
+    if (fields.surfaceTexture == NULL) {
+        ALOGE("can't find android/graphics/SurfaceTexture.%s",
+                ANDROID_GRAPHICS_SURFACETEXTURE_JNI_ID);
+    }
+    fields.producer = env->GetFieldID(clazz,
+            ANDROID_GRAPHICS_PRODUCER_JNI_ID, "J");
+    if (fields.producer == NULL) {
+        ALOGE("can't find android/graphics/SurfaceTexture.%s",
+                ANDROID_GRAPHICS_PRODUCER_JNI_ID);
+    }
+}
+
+static inline jclass FindClassOrDie(JNIEnv* env, const char* class_name) {
+    jclass clazz = env->FindClass(class_name);
+    LOG_ALWAYS_FATAL_IF(clazz == NULL, "Unable to find class %s", class_name);
+    return clazz;
+}
+
+static void register_android_graphics_SurfaceTexture(JNIEnv* env)
+{
+    // Cache some fields.
+    ScopedLocalRef<jclass> klass(env, FindClassOrDie(env, kSurfaceTextureClassPathName));
+    SurfaceTexture_classInit(env, klass.get());
+}
+
+static bool android_SurfaceTexture_isInstanceOf(JNIEnv* env, jobject thiz) {
+    std::call_once(sInitFieldsOnce, [=]() {
+        register_android_graphics_SurfaceTexture(env);
+    });
+
+    jclass surfaceTextureClass = env->FindClass(kSurfaceTextureClassPathName);
+    return env->IsInstanceOf(thiz, surfaceTextureClass);
+}
+
+static sp<SurfaceTexture> SurfaceTexture_getSurfaceTexture(JNIEnv* env, jobject thiz) {
+    std::call_once(sInitFieldsOnce, [=]() {
+        register_android_graphics_SurfaceTexture(env);
+    });
+
+    return (SurfaceTexture*)env->GetLongField(thiz, fields.surfaceTexture);
+}
+
+static sp<IGraphicBufferProducer> SurfaceTexture_getProducer(JNIEnv* env, jobject thiz) {
+    std::call_once(sInitFieldsOnce, [=]() {
+        register_android_graphics_SurfaceTexture(env);
+    });
+
+    return (IGraphicBufferProducer*)env->GetLongField(thiz, fields.producer);
+}
+
+// The following functions implement NDK API.
+ASurfaceTexture* ASurfaceTexture_fromSurfaceTexture(JNIEnv* env, jobject surfacetexture) {
+    if (!surfacetexture || !android_SurfaceTexture_isInstanceOf(env, surfacetexture)) {
+        return nullptr;
+    }
+    ASurfaceTexture* ast = new ASurfaceTexture;
+    ast->consumer = SurfaceTexture_getSurfaceTexture(env, surfacetexture);
+    ast->producer = SurfaceTexture_getProducer(env, surfacetexture);
+    return ast;
+}
+
+ANativeWindow* ASurfaceTexture_acquireANativeWindow(ASurfaceTexture* st) {
+    sp<Surface> surface = new Surface(st->producer);
+    ANativeWindow* win(surface.get());
+    ANativeWindow_acquire(win);
+    return win;
+}
+
+void ASurfaceTexture_release(ASurfaceTexture* st) {
+    delete st;
+}
+
+int ASurfaceTexture_attachToGLContext(ASurfaceTexture* st, uint32_t tex) {
+    return st->consumer->attachToContext(tex);
+}
+
+int ASurfaceTexture_detachFromGLContext(ASurfaceTexture* st) {
+    return st->consumer->detachFromContext();
+}
+
+int ASurfaceTexture_updateTexImage(ASurfaceTexture* st) {
+    return st->consumer->updateTexImage();
+}
+
+void ASurfaceTexture_getTransformMatrix(ASurfaceTexture* st, float mtx[16]) {
+    st->consumer->getTransformMatrix(mtx);
+}
+
+int64_t ASurfaceTexture_getTimestamp(ASurfaceTexture* st) {
+    return st->consumer->getTimestamp();
+}
+
+// The following functions are private/unstable API.
+namespace android {
+
+unsigned int ASurfaceTexture_getCurrentTextureTarget(ASurfaceTexture* st) {
+    return st->consumer->getCurrentTextureTarget();
+}
+
+void ASurfaceTexture_takeConsumerOwnership(ASurfaceTexture* texture) {
+    texture->consumer->takeConsumerOwnership();
+}
+
+void ASurfaceTexture_releaseConsumerOwnership(ASurfaceTexture* texture) {
+    texture->consumer->releaseConsumerOwnership();
+}
+
+AHardwareBuffer* ASurfaceTexture_dequeueBuffer(ASurfaceTexture* st, int* outSlotid,
+                                               android_dataspace* outDataspace,
+                                               float* outTransformMatrix, bool* outNewContent,
+                                               ASurfaceTexture_createReleaseFence createFence,
+                                               ASurfaceTexture_fenceWait fenceWait, void* handle) {
+    sp<GraphicBuffer> buffer;
+    *outNewContent = false;
+    bool queueEmpty;
+    do {
+        buffer = st->consumer->dequeueBuffer(outSlotid, outDataspace, outTransformMatrix,
+                                             &queueEmpty, createFence, fenceWait, handle);
+        if (!queueEmpty) {
+            *outNewContent = true;
+        }
+    } while (buffer.get() && (!queueEmpty));
+    return reinterpret_cast<AHardwareBuffer*>(buffer.get());
+}
+
+} // namespace android