cc/quads/yuv_video_draw_quad.cc

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "cc/quads/yuv_video_draw_quad.h"
   6
   7 #include "base/logging.h"
   8 #include "base/values.h"
   9 #include "cc/base/math_util.h"
  10
  11 namespace cc {
  12
  13 YUVVideoDrawQuad::YUVVideoDrawQuad()
  14     : y_plane_resource_id(0),
  15       u_plane_resource_id(0),
  16       v_plane_resource_id(0),
  17       a_plane_resource_id(0) {}
  18 YUVVideoDrawQuad::~YUVVideoDrawQuad() {}
  19
  20 scoped_ptr<YUVVideoDrawQuad> YUVVideoDrawQuad::Create() {
  21   return make_scoped_ptr(new YUVVideoDrawQuad);
  22 }
  23
  24 void YUVVideoDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
  25                               gfx::Rect rect,
  26                               gfx::Rect opaque_rect,
  27                               gfx::SizeF tex_scale,
  28                               unsigned y_plane_resource_id,
  29                               unsigned u_plane_resource_id,
  30                               unsigned v_plane_resource_id,
  31                               unsigned a_plane_resource_id) {
  32   gfx::Rect visible_rect = rect;
  33   bool needs_blending = false;
  34   DrawQuad::SetAll(shared_quad_state, DrawQuad::YUV_VIDEO_CONTENT, rect,
  35                    opaque_rect, visible_rect, needs_blending);
  36   this->tex_scale = tex_scale;
  37   this->y_plane_resource_id = y_plane_resource_id;
  38   this->u_plane_resource_id = u_plane_resource_id;
  39   this->v_plane_resource_id = v_plane_resource_id;
  40   this->a_plane_resource_id = a_plane_resource_id;
  41 }
  42
  43 void YUVVideoDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
  44                               gfx::Rect rect,
  45                               gfx::Rect opaque_rect,
  46                               gfx::Rect visible_rect,
  47                               bool needs_blending,
  48                               gfx::SizeF tex_scale,
  49                               unsigned y_plane_resource_id,
  50                               unsigned u_plane_resource_id,
  51                               unsigned v_plane_resource_id,
  52                               unsigned a_plane_resource_id) {
  53   DrawQuad::SetAll(shared_quad_state, DrawQuad::YUV_VIDEO_CONTENT, rect,
  54                    opaque_rect, visible_rect, needs_blending);
  55   this->tex_scale = tex_scale;
  56   this->y_plane_resource_id = y_plane_resource_id;
  57   this->u_plane_resource_id = u_plane_resource_id;
  58   this->v_plane_resource_id = v_plane_resource_id;
  59   this->a_plane_resource_id = a_plane_resource_id;
  60 }
  61
  62 void YUVVideoDrawQuad::IterateResources(
  63     const ResourceIteratorCallback& callback) {
  64   y_plane_resource_id = callback.Run(y_plane_resource_id);
  65   u_plane_resource_id = callback.Run(u_plane_resource_id);
  66   v_plane_resource_id = callback.Run(v_plane_resource_id);
  67   if (a_plane_resource_id)
  68     a_plane_resource_id = callback.Run(a_plane_resource_id);
  69 }
  70
  71 const YUVVideoDrawQuad* YUVVideoDrawQuad::MaterialCast(
  72     const DrawQuad* quad) {
  73   DCHECK(quad->material == DrawQuad::YUV_VIDEO_CONTENT);
  74   return static_cast<const YUVVideoDrawQuad*>(quad);
  75 }
  76
  77 void YUVVideoDrawQuad::ExtendValue(base::DictionaryValue* value) const {
  78   value->Set("tex_scale", MathUtil::AsValue(tex_scale).release());
  79   value->SetInteger("y_plane_resource_id", y_plane_resource_id);
  80   value->SetInteger("u_plane_resource_id", u_plane_resource_id);
  81   value->SetInteger("v_plane_resource_id", v_plane_resource_id);
  82   value->SetInteger("a_plane_resource_id", a_plane_resource_id);
  83 }
  84
  85 }  // namespace cc