Improve GL shader YUV adjustment.

cc/output/renderer_pixeltest.cc

 // Copyright 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 <stddef.h>
 #include <stdint.h>
 #include <memory>
 
 #include "base/message_loop/message_loop.h"
 #include "cc/output/gl_renderer.h"
@@ skipping 250 matching lines @@
                                tex_coord_rect.y() * ya_tex_size.height(),
                                tex_coord_rect.width() * ya_tex_size.width(),
                                tex_coord_rect.height() * ya_tex_size.height());
   gfx::RectF uv_tex_coord_rect(tex_coord_rect.x() * uv_tex_size.width(),
                                tex_coord_rect.y() * uv_tex_size.height(),
                                tex_coord_rect.width() * uv_tex_size.width(),
                                tex_coord_rect.height() * uv_tex_size.height());
 
   YUVVideoDrawQuad* yuv_quad =
       render_pass->CreateAndAppendDrawQuad<YUVVideoDrawQuad>();
+  int bits_per_channel = 8;
+  if (video_frame->format() == media::PIXEL_FORMAT_YUV420P10 ||
+      video_frame->format() == media::PIXEL_FORMAT_YUV422P10 ||
+      video_frame->format() == media::PIXEL_FORMAT_YUV444P10) {
+    bits_per_channel = 10;
+  }
+
   yuv_quad->SetNew(shared_state, rect, opaque_rect, visible_rect,
                    ya_tex_coord_rect, uv_tex_coord_rect, ya_tex_size,
                    uv_tex_size, y_resource, u_resource, v_resource, a_resource,
-                   color_space, 0.0f, 1.0f);
+                   color_space, 0.0f, 1.0f, bits_per_channel);
 }
 
 // Upshift video frame to 10 bit.
 scoped_refptr<media::VideoFrame> CreateHighbitVideoFrame(
     media::VideoFrame* video_frame) {
   media::VideoPixelFormat format;
   switch (video_frame->format()) {
     case media::PIXEL_FORMAT_I420:
     case media::PIXEL_FORMAT_YV12:
       format = media::PIXEL_FORMAT_YUV420P10;
@@ skipping 233 matching lines @@
   gfx::RectF uv_tex_coord_rect(tex_coord_rect.x() * uv_tex_size.width(),
                                tex_coord_rect.y() * uv_tex_size.height(),
                                tex_coord_rect.width() * uv_tex_size.width(),
                                tex_coord_rect.height() * uv_tex_size.height());
 
   YUVVideoDrawQuad* yuv_quad =
       render_pass->CreateAndAppendDrawQuad<YUVVideoDrawQuad>();
   yuv_quad->SetNew(shared_state, rect, opaque_rect, visible_rect,
                    ya_tex_coord_rect, uv_tex_coord_rect, ya_tex_size,
                    uv_tex_size, y_resource, u_resource, v_resource, a_resource,
-                   color_space, 0.0f, 1.0f);
+                   color_space, 0.0f, 1.0f, 8);
 }
 
 typedef ::testing::Types<GLRenderer,
                          SoftwareRenderer,
                          GLRendererWithExpandedViewport,
                          SoftwareRendererWithExpandedViewport> RendererTypes;
 TYPED_TEST_CASE(RendererPixelTest, RendererTypes);
 
 template <typename RendererType>
 class SoftwareRendererPixelTest : public RendererPixelTest<RendererType> {};
@@ skipping 2635 matching lines @@
 
   EXPECT_TRUE(this->RunPixelTest(
       &pass_list, base::FilePath(FILE_PATH_LITERAL("spiral.png")),
       FuzzyPixelOffByOneComparator(true)));
 }
 
 #endif  // !defined(OS_ANDROID)
 
 }  // namespace
 }  // namespace cc