SkImage::NewFromYUVTexturesCopy

include/core/SkImage.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkImage_DEFINED
 #define SkImage_DEFINED
 
@@ skipping 64 matching lines @@
 
     /**
      *  Create a new image by copying the pixels from the specified descriptor. No reference is
      *  kept to the original platform texture.
      *
      *  Will return NULL if the specified descriptor is unsupported.
      */
     static SkImage* NewFromTextureCopy(GrContext*, const GrBackendTextureDesc&,
                                        SkAlphaType = kPremul_SkAlphaType);
 
+    /**
+     *  Create a new image by copying the pixels from the specified y, u, v textures. The data
+     *  from the textures is immediately ingested into the image and the textures can be modified or
+     *  deleted after the function returns. The image will have the dimensions of the y texture.
+     */
+    static SkImage* NewFromYUVTexturesCopy(GrContext*, SkYUVColorSpace,

[Daniele Castagna, 2015/05/27 05:28:56]

Can we also have NewFromYUVTexture that behaves similarly to NewFromTexture
(safe to delete textures after draw/flush when not drawing to a SkPicture)?

In that way we could avoid a copy in SkCanvasVideoRenderer::Paint.

+                                           const GrBackendObject yuvTextureHandles[3],
+                                           const SkISize yuvSizes[3],
+                                           GrSurfaceOrigin);
+
     int width() const { return fWidth; }
     int height() const { return fHeight; }
     uint32_t uniqueID() const { return fUniqueID; }
     virtual bool isOpaque() const { return false; }
 
     /**
      * Return the GrTexture that stores the image pixels. Calling getTexture
      * does not affect the reference count of the GrTexture object.
      * Will return NULL if the image does not use a texture.
      */
@@ skipping 91 matching lines @@
     const int       fWidth;
     const int       fHeight;
     const uint32_t  fUniqueID;
 
     static uint32_t NextUniqueID();
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif