remove support for PUSH_BUFFER surfaces and overlays

the same functionality is now supported through
the h/w composer HAL, and YUV support in the GPU.

Change-Id: I8146605449954b8e8fd7f78810b7d873c2d8f5bf

5 files changed, 3 insertions, 230 deletions

diff --git a/include/camera/CameraHardwareInterface.h b/include/camera/CameraHardwareInterface.h
index 16f572c..3c6c94f 100644
--- a/include/camera/CameraHardwareInterface.h
+++ b/include/camera/CameraHardwareInterface.h
@@ -28,8 +28,6 @@
 
 namespace android {
 
-class Overlay;
-
 /**
  *  The size of image for display.
  */
@@ -130,12 +128,6 @@ public:
     virtual status_t    startPreview() = 0;
 
     /**
-     * Only used if overlays are used for camera preview.
-     */
-    virtual bool         useOverlay() {return false;}
-    virtual status_t     setOverlay(const sp<Overlay> &overlay) {return BAD_VALUE;}
-
-    /**
      * Stop a previously started preview.
      */
     virtual void        stopPreview() = 0;
diff --git a/include/surfaceflinger/ISurface.h b/include/surfaceflinger/ISurface.h
index ddbe03d..cd0ee40 100644
--- a/include/surfaceflinger/ISurface.h
+++ b/include/surfaceflinger/ISurface.h
@@ -34,18 +34,15 @@ namespace android {
 
 typedef int32_t    SurfaceID;
 
-class IMemoryHeap;
-class OverlayRef;
 class GraphicBuffer;
 
 class ISurface : public IInterface
 {
 protected:
     enum {
-        REGISTER_BUFFERS = IBinder::FIRST_CALL_TRANSACTION,
-        UNREGISTER_BUFFERS,
-        POST_BUFFER, // one-way transaction
-        CREATE_OVERLAY,
+        RESERVED0 = IBinder::FIRST_CALL_TRANSACTION,
+        RESERVED1,
+        RESERVED2,
         REQUEST_BUFFER,
         SET_BUFFER_COUNT,
     };
@@ -66,49 +63,6 @@ public:
      * sets the number of buffers dequeuable for this surface.
      */
     virtual status_t setBufferCount(int bufferCount) = 0;
-    
-    // ------------------------------------------------------------------------
-    // Deprecated...
-    // ------------------------------------------------------------------------
-
-    class BufferHeap {
-    public:
-        enum {
-            /* rotate source image */
-            ROT_0     = 0,
-            ROT_90    = HAL_TRANSFORM_ROT_90,
-            ROT_180   = HAL_TRANSFORM_ROT_180,
-            ROT_270   = HAL_TRANSFORM_ROT_270,
-        };
-        BufferHeap();
-        
-        BufferHeap(uint32_t w, uint32_t h,
-                int32_t hor_stride, int32_t ver_stride, 
-                PixelFormat format, const sp<IMemoryHeap>& heap);
-        
-        BufferHeap(uint32_t w, uint32_t h,
-                int32_t hor_stride, int32_t ver_stride, 
-                PixelFormat format, uint32_t transform, uint32_t flags,
-                const sp<IMemoryHeap>& heap);
-        
-        ~BufferHeap(); 
-        
-        uint32_t w;
-        uint32_t h;
-        int32_t hor_stride;
-        int32_t ver_stride;
-        PixelFormat format;
-        uint32_t transform;
-        uint32_t flags;
-        sp<IMemoryHeap> heap;
-    };
-    
-    virtual status_t registerBuffers(const BufferHeap& buffers) = 0;
-    virtual void postBuffer(ssize_t offset) = 0; // one-way
-    virtual void unregisterBuffers() = 0;
-    
-    virtual sp<OverlayRef> createOverlay(
-            uint32_t w, uint32_t h, int32_t format, int32_t orientation) = 0;
 };
 
 // ----------------------------------------------------------------------------
diff --git a/include/surfaceflinger/ISurfaceComposer.h b/include/surfaceflinger/ISurfaceComposer.h
index db57859..382cbda 100644
--- a/include/surfaceflinger/ISurfaceComposer.h
+++ b/include/surfaceflinger/ISurfaceComposer.h
@@ -42,7 +42,6 @@ public:
         eDestroyBackbuffer  = 0x00000020,
         eSecure             = 0x00000080,
         eNonPremultiplied   = 0x00000100,
-        ePushBuffers        = 0x00000200,
         eOpaque             = 0x00000400,
 
         eFXSurfaceNormal    = 0x00000000,
diff --git a/include/ui/IOverlay.h b/include/ui/IOverlay.h
deleted file mode 100644
index af3add1..0000000
--- a/include/ui/IOverlay.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*
- * Copyright (C) 2007 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.
- */
-
-#ifndef ANDROID_IOVERLAY_H
-#define ANDROID_IOVERLAY_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <utils/Errors.h>
-#include <binder/IInterface.h>
-#include <utils/RefBase.h>
-#include <ui/PixelFormat.h>
-
-namespace android {
-
-class IOverlay : public IInterface
-{
-public: 
-    DECLARE_META_INTERFACE(Overlay);
-
-    virtual void destroy() = 0; // one-way
-};
-
-// ----------------------------------------------------------------------------
-
-class BnOverlay : public BnInterface<IOverlay>
-{
-public:
-    virtual status_t    onTransact( uint32_t code,
-                                    const Parcel& data,
-                                    Parcel* reply,
-                                    uint32_t flags = 0);
-};
-
-// ----------------------------------------------------------------------------
-
-}; // namespace android
-
-#endif // ANDROID_IOVERLAY_H
diff --git a/include/ui/Overlay.h b/include/ui/Overlay.h
deleted file mode 100644
index a9ae1c4..0000000
--- a/include/ui/Overlay.h
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * Copyright (C) 2007 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.
- */
-
-#ifndef ANDROID_OVERLAY_H
-#define ANDROID_OVERLAY_H
-
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <utils/Errors.h>
-#include <binder/IInterface.h>
-#include <utils/RefBase.h>
-#include <utils/threads.h>
-
-#include <ui/PixelFormat.h>
-#include <ui/IOverlay.h>
-
-#include <hardware/overlay.h>
-
-namespace android {
-
-class IMemory;
-class IMemoryHeap;
-
-// ----------------------------------------------------------------------------
-
-class OverlayRef : public LightRefBase<OverlayRef>
-{
-public:
-    OverlayRef(overlay_handle_t, const sp<IOverlay>&,
-            uint32_t w, uint32_t h, int32_t f, uint32_t ws, uint32_t hs);
-
-    static sp<OverlayRef> readFromParcel(const Parcel& data);
-    static status_t writeToParcel(Parcel* reply, const sp<OverlayRef>& o);    
-
-private:
-    friend class LightRefBase<OverlayRef>;
-    friend class Overlay;
-
-    OverlayRef();
-    virtual ~OverlayRef();
-
-    overlay_handle_t mOverlayHandle;
-    sp<IOverlay> mOverlayChannel;
-    uint32_t mWidth;
-    uint32_t mHeight;
-    int32_t  mFormat;
-    int32_t  mWidthStride;
-    int32_t  mHeightStride;
-    bool mOwnHandle;
-};
-
-// ----------------------------------------------------------------------------
-
-class Overlay : public virtual RefBase
-{
-public:
-    Overlay(const sp<OverlayRef>& overlayRef);
-
-    /* destroys this overlay */
-    void destroy();
-    
-    /* get the HAL handle for this overlay */
-    overlay_handle_t getHandleRef() const;
-
-    /* blocks until an overlay buffer is available and return that buffer. */
-    status_t dequeueBuffer(overlay_buffer_t* buffer);
-
-    /* release the overlay buffer and post it */
-    status_t queueBuffer(overlay_buffer_t buffer);
-
-    /* change the width and height of the overlay */
-    status_t resizeInput(uint32_t width, uint32_t height);
-
-    status_t setCrop(uint32_t x, uint32_t y, uint32_t w, uint32_t h) ;
-
-    status_t getCrop(uint32_t* x, uint32_t* y, uint32_t* w, uint32_t* h) ;
-
-    /* set the buffer attributes */
-    status_t setParameter(int param, int value);
-
-    /* returns the address of a given buffer if supported, NULL otherwise. */
-    void* getBufferAddress(overlay_buffer_t buffer);
-
-    /* get physical informations about the overlay */
-    uint32_t getWidth() const;
-    uint32_t getHeight() const;
-    int32_t getFormat() const;
-    int32_t getWidthStride() const;
-    int32_t getHeightStride() const;
-    int32_t getBufferCount() const;
-    status_t getStatus() const;
-    
-private:
-    virtual ~Overlay();
-
-    sp<OverlayRef> mOverlayRef;
-    overlay_data_device_t *mOverlayData;
-    status_t mStatus;
-};
-
-// ----------------------------------------------------------------------------
-
-}; // namespace android
-
-#endif // ANDROID_OVERLAY_H