Copy NV12 picture buffers on demand on the main thread.

gpu/command_buffer/service/gles2_cmd_decoder_unittest_textures.cc

 // Copyright 2014 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 "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/command_line.h"
@@ skipping 3398 matching lines @@
   // Attempt to consume the mailbox when no texture has been produced with it.
   Mailbox mailbox = Mailbox::Generate();
   GLuint new_texture_id = kNewClientId;
 
   EXPECT_CALL(*gl_, GenTextures(1, _))
       .WillOnce(SetArgPointee<1>(kNewServiceId))
       .RetiresOnSaturation();
   EXPECT_CALL(*gl_, BindTexture(GL_TEXTURE_2D, _))
         .Times(2)
         .RetiresOnSaturation();
-  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0))
-      .Times(1)
-      .RetiresOnSaturation();
+  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE1)).Times(1).RetiresOnSaturation();
+
+  ActiveTexture& texture_cmd = *GetImmediateAs<ActiveTexture>();
+  texture_cmd.Init(GL_TEXTURE1);
+  EXPECT_EQ(error::kNoError, ExecuteCmd(texture_cmd));
 
   CreateAndConsumeTextureINTERNALImmediate& consume_cmd =
       *GetImmediateAs<CreateAndConsumeTextureINTERNALImmediate>();
   consume_cmd.Init(GL_TEXTURE_2D, new_texture_id, mailbox.name);
   EXPECT_EQ(error::kNoError,
             ExecuteImmediateCmd(consume_cmd, sizeof(mailbox.name)));
 
   // CreateAndConsumeTexture should fail if the mailbox isn't associated with a
   // texture.
   EXPECT_EQ(GL_INVALID_OPERATION, GetGLError());
@@ skipping 24 matching lines @@
   EXPECT_EQ(error::kNoError,
             ExecuteImmediateCmd(produce_cmd, sizeof(mailbox.name)));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 
   EXPECT_CALL(*gl_, GenTextures(1, _))
       .WillOnce(SetArgPointee<1>(kNewServiceId))
       .RetiresOnSaturation();
   EXPECT_CALL(*gl_, BindTexture(GL_TEXTURE_CUBE_MAP, _))
         .Times(2)
         .RetiresOnSaturation();
-  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0))
-        .Times(1)
-        .RetiresOnSaturation();
+  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE1)).Times(1).RetiresOnSaturation();
+
+  ActiveTexture& texture_cmd = *GetImmediateAs<ActiveTexture>();
+  texture_cmd.Init(GL_TEXTURE1);
+  EXPECT_EQ(error::kNoError, ExecuteCmd(texture_cmd));
 
   // Attempt to consume the mailbox with a different target.
   GLuint new_texture_id = kNewClientId;
   CreateAndConsumeTextureINTERNALImmediate& consume_cmd =
       *GetImmediateAs<CreateAndConsumeTextureINTERNALImmediate>();
   consume_cmd.Init(GL_TEXTURE_CUBE_MAP, new_texture_id, mailbox.name);
   EXPECT_EQ(error::kNoError,
             ExecuteImmediateCmd(consume_cmd, sizeof(mailbox.name)));
 
   // CreateAndConsumeTexture should fail if the produced texture had a different
@@ skipping 386 matching lines @@
   Texture* texture = texture_ref->texture();
   EXPECT_EQ(kServiceTextureId, texture->service_id());
 
   const int32_t kImageId = 1;
   scoped_refptr<MockGLImage> image(new MockGLImage);
   GetImageManager()->AddImage(image.get(), kImageId);
 
   // Bind image to texture.
   EXPECT_CALL(*image.get(), BindTexImage(GL_TEXTURE_2D))
       .Times(1)
-      .WillOnce(Return(false))
+      .WillRepeatedly(Return(false))
       .RetiresOnSaturation();
   EXPECT_CALL(*image.get(), GetSize())
       .Times(1)
       .WillOnce(Return(gfx::Size(1, 1)))
       .RetiresOnSaturation();
   EXPECT_CALL(*image.get(), GetInternalFormat())
       .Times(1)
       .WillOnce(Return(GL_RGBA))
       .RetiresOnSaturation();
   // ScopedGLErrorSuppressor calls GetError on its constructor and destructor.
   DoBindTexImage2DCHROMIUM(GL_TEXTURE_2D, kImageId);
+  Mock::VerifyAndClearExpectations(gl_.get());
+
+  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE1)).Times(1).RetiresOnSaturation();
+  ActiveTexture texture_cmd;
+  texture_cmd.Init(GL_TEXTURE1);
+  EXPECT_EQ(error::kNoError, ExecuteCmd(texture_cmd));
+  Mock::VerifyAndClearExpectations(gl_.get());
 
   AddExpectationsForSimulatedAttrib0(kNumVertices, 0);
   SetupExpectationsForApplyingDefaultDirtyState();
 
   // ScopedGLErrorSuppressor calls GetError on its constructor and destructor.
   EXPECT_CALL(*gl_, GetError())
       .WillOnce(Return(GL_NO_ERROR))
       .WillOnce(Return(GL_NO_ERROR))
       .RetiresOnSaturation();
-  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0)).Times(2).RetiresOnSaturation();
-  EXPECT_CALL(*image.get(), CopyTexImage(GL_TEXTURE_2D))
-      .Times(1)
-      .WillOnce(Return(true))
-      .RetiresOnSaturation();
-  EXPECT_CALL(*gl_, DrawArrays(GL_TRIANGLES, 0, kNumVertices))
+  EXPECT_CALL(*gl_, BindTexture(GL_TEXTURE_2D, kServiceTextureId))
       .Times(1)
       .RetiresOnSaturation();
+  {
+    InSequence seq;
+    EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0))
+        .Times(1)
+        .RetiresOnSaturation();
+    EXPECT_CALL(*image.get(), BindTexImage(GL_TEXTURE_2D))
+        .Times(1)
+        .WillRepeatedly(Return(false))
+        .RetiresOnSaturation();
+    EXPECT_CALL(*image.get(), CopyTexImage(GL_TEXTURE_2D))
+        .Times(1)
+        .WillOnce(Return(true))
+        .RetiresOnSaturation();
+    EXPECT_CALL(*gl_, DrawArrays(GL_TRIANGLES, 0, kNumVertices))
+        .Times(1)
+        .RetiresOnSaturation();
+    EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE1))
+        .Times(1)
+        .RetiresOnSaturation();
+  }
+
   DrawArrays cmd;
   cmd.Init(GL_TRIANGLES, 0, kNumVertices);
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
   EXPECT_EQ(GL_NO_ERROR, GetGLError());
 
   DoBindTexture(GL_TEXTURE_2D, client_texture_id_, kServiceTextureId);
+
+  Mock::VerifyAndClearExpectations(gl_.get());
   // Re-bind image to texture.
   ReleaseTexImage2DCHROMIUM release_tex_image_2d_cmd;
   release_tex_image_2d_cmd.Init(GL_TEXTURE_2D, kImageId);
   EXPECT_EQ(error::kNoError, ExecuteCmd(release_tex_image_2d_cmd));
   EXPECT_CALL(*image.get(), BindTexImage(GL_TEXTURE_2D))
-      .Times(1)
-      .WillOnce(Return(false))
+      .Times(2)
+      .WillRepeatedly(Return(false))
       .RetiresOnSaturation();
   EXPECT_CALL(*image.get(), GetSize())
       .Times(1)
       .WillOnce(Return(gfx::Size(1, 1)))
       .RetiresOnSaturation();
   EXPECT_CALL(*image.get(), GetInternalFormat())
       .Times(1)
       .WillOnce(Return(GL_RGBA))
       .RetiresOnSaturation();
   DoBindTexImage2DCHROMIUM(GL_TEXTURE_2D, kImageId);
 
   DoBindFramebuffer(
       GL_FRAMEBUFFER, client_framebuffer_id_, kServiceFramebufferId);
   // ScopedGLErrorSuppressor calls GetError on its constructor and destructor.
   EXPECT_CALL(*gl_, GetError())
       .WillOnce(Return(GL_NO_ERROR))
       .WillOnce(Return(GL_NO_ERROR))
       .RetiresOnSaturation();
-  EXPECT_CALL(*gl_, ActiveTexture(GL_TEXTURE0)).Times(1).RetiresOnSaturation();
   EXPECT_CALL(*gl_, BindTexture(GL_TEXTURE_2D, kServiceTextureId))
       .Times(2)
       .RetiresOnSaturation();
   EXPECT_CALL(*image.get(), CopyTexImage(GL_TEXTURE_2D))
       .Times(1)
       .WillOnce(Return(true))
       .RetiresOnSaturation();
   EXPECT_CALL(*gl_,
               FramebufferTexture2DEXT(GL_FRAMEBUFFER,
                                       GL_COLOR_ATTACHMENT0,
@@ skipping 1020 matching lines @@
 // TODO(gman): CompressedTexSubImage2DImmediate
 
 // TODO(gman): TexImage2D
 
 // TODO(gman): TexImage2DImmediate
 
 // TODO(gman): TexSubImage2DImmediate
 
 }  // namespace gles2
 }  // namespace gpu