Reland of Revert of gpu: introduce glCopySubTextureCHROMIUM (patchset #1 id:1 of https://codereview…

media/blink/skcanvas_video_renderer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/blink/skcanvas_video_renderer.h"
 
 #include "gpu/GLES2/gl2extchromium.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/common/mailbox_holder.h"
 #include "media/base/video_frame.h"
@@ skipping 126 matching lines @@
       return false;
     }
   }
 
   unsigned texture_id =
       static_cast<unsigned>((bitmap->getTexture())->getTextureHandle());
   // If CopyVideoFrameTextureToGLTexture() changes the state of the
   // |texture_id|, it's needed to invalidate the state cached in skia,
   // but currently the state isn't changed.
   SkCanvasVideoRenderer::CopyVideoFrameTextureToGLTexture(
-      context_3d.gl, video_frame, texture_id, 0, GL_RGBA, GL_UNSIGNED_BYTE,
-      true, false);
+      context_3d.gl, video_frame, texture_id, GL_RGBA, GL_UNSIGNED_BYTE, true,
+      false);
   bitmap->notifyPixelsChanged();
   return true;
 }
 
 class SyncPointClientImpl : public VideoFrame::SyncPointClient {
  public:
   explicit SyncPointClientImpl(gpu::gles2::GLES2Interface* gl) : gl_(gl) {}
   ~SyncPointClientImpl() override {}
   uint32 InsertSyncPoint() override { return gl_->InsertSyncPointCHROMIUM(); }
   void WaitSyncPoint(uint32 sync_point) override {
@@ skipping 436 matching lines @@
     case VideoFrame::NV12:
       NOTREACHED();
   }
 }
 
 // static
 void SkCanvasVideoRenderer::CopyVideoFrameTextureToGLTexture(
     gpu::gles2::GLES2Interface* gl,
     VideoFrame* video_frame,
     unsigned int texture,
-    unsigned int level,
     unsigned int internal_format,
     unsigned int type,
     bool premultiply_alpha,
     bool flip_y) {
   DCHECK(video_frame && video_frame->format() == VideoFrame::NATIVE_TEXTURE);
   const gpu::MailboxHolder* mailbox_holder = video_frame->mailbox_holder();
   DCHECK(mailbox_holder->texture_target == GL_TEXTURE_2D ||
          mailbox_holder->texture_target == GL_TEXTURE_RECTANGLE_ARB ||
          mailbox_holder->texture_target == GL_TEXTURE_EXTERNAL_OES);
 
   gl->WaitSyncPointCHROMIUM(mailbox_holder->sync_point);
   uint32 source_texture = gl->CreateAndConsumeTextureCHROMIUM(
       mailbox_holder->texture_target, mailbox_holder->mailbox.name);
 
   // The video is stored in a unmultiplied format, so premultiply
   // if necessary.
   gl->PixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM, premultiply_alpha);
   // Application itself needs to take care of setting the right |flip_y|
   // value down to get the expected result.
   // "flip_y == true" means to reverse the video orientation while
   // "flip_y == false" means to keep the intrinsic orientation.
   gl->PixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, flip_y);
-  gl->CopyTextureCHROMIUM(GL_TEXTURE_2D, source_texture, texture, level,
+  gl->CopyTextureCHROMIUM(GL_TEXTURE_2D, source_texture, texture,
                           internal_format, type);
   gl->PixelStorei(GL_UNPACK_FLIP_Y_CHROMIUM, false);
   gl->PixelStorei(GL_UNPACK_PREMULTIPLY_ALPHA_CHROMIUM, false);
 
   gl->DeleteTextures(1, &source_texture);
   gl->Flush();
 
   SyncPointClientImpl client(gl);
   video_frame->UpdateReleaseSyncPoint(&client);
 }
 
 void SkCanvasVideoRenderer::ResetLastFrame() {
   last_frame_.reset();
   last_frame_timestamp_ = media::kNoTimestamp();
 }
 
 void SkCanvasVideoRenderer::ResetAcceleratedLastFrame() {
   accelerated_last_frame_.reset();
   accelerated_generator_ = nullptr;
   accelerated_last_frame_timestamp_ = media::kNoTimestamp();
 }
 
 }  // namespace media