16 bpp video stream capture, render and WebGL usage - Realsense R200 & SR300 support.

cc/ipc/quads_struct_traits.h

 // Copyright 2016 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.
 
 #ifndef CC_IPC_QUADS_STRUCT_TRAITS_H_
 #define CC_IPC_QUADS_STRUCT_TRAITS_H_
 
 #include "cc/ipc/filter_operation_struct_traits.h"
 #include "cc/ipc/filter_operations_struct_traits.h"
 #include "cc/ipc/quads.mojom.h"
 #include "cc/ipc/render_pass_id_struct_traits.h"
 #include "cc/ipc/shared_quad_state_struct_traits.h"
 #include "cc/ipc/surface_id_struct_traits.h"
 #include "cc/quads/debug_border_draw_quad.h"
 #include "cc/quads/picture_draw_quad.h"
 #include "cc/quads/render_pass_draw_quad.h"
 #include "cc/quads/solid_color_draw_quad.h"
 #include "cc/quads/stream_video_draw_quad.h"
 #include "cc/quads/surface_draw_quad.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/quads/tile_draw_quad.h"
+#include "cc/quads/y_video_draw_quad.h"
 #include "cc/quads/yuv_video_draw_quad.h"
 #include "ui/gfx/geometry/mojo/geometry_struct_traits.h"
 
 namespace mojo {
 
 cc::DrawQuad* AllocateAndConstruct(
     cc::mojom::DrawQuadState::DataView::Tag material,
     cc::QuadList* list);
 
 template <>
@@ skipping 14 matching lines @@
       case cc::DrawQuad::STREAM_VIDEO_CONTENT:
         return cc::mojom::DrawQuadState::DataView::Tag::STREAM_VIDEO_QUAD_STATE;
       case cc::DrawQuad::SURFACE_CONTENT:
         return cc::mojom::DrawQuadState::DataView::Tag::SURFACE_QUAD_STATE;
       case cc::DrawQuad::TEXTURE_CONTENT:
         return cc::mojom::DrawQuadState::DataView::Tag::TEXTURE_QUAD_STATE;
       case cc::DrawQuad::TILED_CONTENT:
         return cc::mojom::DrawQuadState::DataView::Tag::TILE_QUAD_STATE;
       case cc::DrawQuad::YUV_VIDEO_CONTENT:
         return cc::mojom::DrawQuadState::DataView::Tag::YUV_VIDEO_QUAD_STATE;
+      case cc::DrawQuad::Y_VIDEO_CONTENT:
+        return cc::mojom::DrawQuadState::DataView::Tag::Y_VIDEO_QUAD_STATE;
     }
     NOTREACHED();
     return cc::mojom::DrawQuadState::DataView::Tag::DEBUG_BORDER_QUAD_STATE;
   }
 
   static const cc::DrawQuad& debug_border_quad_state(const cc::DrawQuad& quad) {
     return quad;
   }
 
   static const cc::DrawQuad& render_pass_quad_state(const cc::DrawQuad& quad) {
@@ skipping 17 matching lines @@
   }
 
   static const cc::DrawQuad& stream_video_quad_state(const cc::DrawQuad& quad) {
     return quad;
   }
 
   static const cc::DrawQuad& yuv_video_quad_state(const cc::DrawQuad& quad) {
     return quad;
   }
 
+  static const cc::DrawQuad& y_video_quad_state(const cc::DrawQuad& quad) {
+    return quad;
+  }
+
   static bool Read(cc::mojom::DrawQuadState::DataView data, cc::DrawQuad* out) {
     switch (data.tag()) {
       case cc::mojom::DrawQuadState::DataView::Tag::DEBUG_BORDER_QUAD_STATE:
         return data.ReadDebugBorderQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::RENDER_PASS_QUAD_STATE:
         return data.ReadRenderPassQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::SOLID_COLOR_QUAD_STATE:
         return data.ReadSolidColorQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::SURFACE_QUAD_STATE:
         return data.ReadSurfaceQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::TEXTURE_QUAD_STATE:
         return data.ReadTextureQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::TILE_QUAD_STATE:
         return data.ReadTileQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::STREAM_VIDEO_QUAD_STATE:
         return data.ReadStreamVideoQuadState(out);
       case cc::mojom::DrawQuadState::DataView::Tag::YUV_VIDEO_QUAD_STATE:
         return data.ReadYuvVideoQuadState(out);
+      case cc::mojom::DrawQuadState::DataView::Tag::Y_VIDEO_QUAD_STATE:
+        return data.ReadYVideoQuadState(out);
     }
     NOTREACHED();
     return false;
   }
 };
 
 template <>
 struct StructTraits<cc::mojom::DebugBorderQuadState, cc::DrawQuad> {
   static uint32_t color(const cc::DrawQuad& input) {
     const cc::DebugBorderDrawQuad* quad =
@@ skipping 273 matching lines @@
   static uint32_t bits_per_channel(const cc::DrawQuad& input) {
     const cc::YUVVideoDrawQuad* quad =
         cc::YUVVideoDrawQuad::MaterialCast(&input);
     return quad->bits_per_channel;
   }
 
   static bool Read(cc::mojom::YUVVideoQuadStateDataView data,
                    cc::DrawQuad* out);
 };
 
+template <>
+struct StructTraits<cc::mojom::YVideoQuadState, cc::DrawQuad> {
+  static bool IsNull(const cc::DrawQuad& input) {
+    return input.material != cc::DrawQuad::Y_VIDEO_CONTENT;
+  }
+
+  static void SetToNull(cc::DrawQuad* output) {
+    // There is nothing to deserialize here if the DrawQuad is not a
+    // YVideoContentDrawQuad. If it is, then this should not be called.
+    DCHECK_NE(cc::DrawQuad::Y_VIDEO_CONTENT, output->material);
+  }
+
+  static uint32_t resource_id(const cc::DrawQuad& input) {
+    const cc::YVideoDrawQuad* quad = cc::YVideoDrawQuad::MaterialCast(&input);
+    return quad->resource_id();
+  }
+
+  static const gfx::PointF& uv_top_left(const cc::DrawQuad& input) {
+    const cc::YVideoDrawQuad* quad = cc::YVideoDrawQuad::MaterialCast(&input);
+    return quad->uv_top_left;
+  }
+
+  static const gfx::PointF& uv_bottom_right(const cc::DrawQuad& input) {
+    const cc::YVideoDrawQuad* quad = cc::YVideoDrawQuad::MaterialCast(&input);
+    return quad->uv_bottom_right;
+  }
+
+  static bool Read(cc::mojom::YVideoQuadStateDataView data, cc::DrawQuad* out);
+};
+
 struct DrawQuadWithSharedQuadState {
   const cc::DrawQuad* quad;
   const cc::SharedQuadState* shared_quad_state;
 };
 
 template <>
 struct StructTraits<cc::mojom::DrawQuad, DrawQuadWithSharedQuadState> {
   static const gfx::Rect& rect(const DrawQuadWithSharedQuadState& input) {
     return input.quad->rect;
   }
@@ skipping 57 matching lines @@
       dq.shared_quad_state = current_sqs;
     return dq;
   }
 
   static size_t GetSize(const cc::QuadList& input) { return input.size(); }
 };
 
 }  // namespace mojo
 
 #endif  // CC_IPC_QUADS_STRUCT_TRAITS_H_