webm_parser: Add Mesh value for ProjectionType

Change-Id: I0e2be134cfefdb62edc54288720523646d01479a

webm_parser/include/webm/dom_types.h

@@ -901,6 +901,11 @@ enum class ProjectionType : std::uint64_t {
    Cube map.
    */
   kCubeMap = 2,
+
+  /**
+   Mesh.
+   */
+  kMesh = 3,
 };
 
 /**

webm_parser/tests/projection_parser_test.cc

@@ -126,4 +126,19 @@ TEST_F(ProjectionParserTest, CustomValues) {
   EXPECT_EQ(4.0, projection.pose_roll.value());
 }
 
+TEST_F(ProjectionParserTest, MeshProjection) {
+  SetReaderData({
+      0x76, 0x71,  // ID = 0x7671 (ProjectionType).
+      0x81,  // Size = 1.
+      0x03,  // Body (value = mesh).
+  });
+
+  ParseAndVerify();
+
+  const Projection projection = parser_.value();
+
+  EXPECT_TRUE(projection.type.is_present());
+  EXPECT_EQ(ProjectionType::kMesh, projection.type.value());
+}
+
 }  // namespace