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Add support for the Projection element

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It's a part of the Google Spatial Media V2 spec:
https://github.com/google/spatial-media/blob/master/docs/spherical-video-v2-rfc.md

Change-Id: I52f05e34b19239af09774da2f88eb584a0bfa628
This commit is contained in:
Michael Bradshaw
2016-08-25 12:00:05 -07:00
parent dae3d48a6f
commit 676a7135d1
8 changed files with 339 additions and 2 deletions
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129
webm_parser/tests/projection_parser_test.cc Normal file
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// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
//
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file in the root of the source
// tree. An additional intellectual property rights grant can be found
// in the file PATENTS. All contributing project authors may
// be found in the AUTHORS file in the root of the source tree.
#include "src/projection_parser.h"
#include "gtest/gtest.h"
#include "test_utils/element_parser_test.h"
#include "webm/id.h"
using webm::ElementParserTest;
using webm::Id;
using webm::Projection;
using webm::ProjectionType;
using webm::ProjectionParser;
namespace {
class ProjectionParserTest
: public ElementParserTest<ProjectionParser, Id::kProjection> {};
TEST_F(ProjectionParserTest, DefaultParse) {
ParseAndVerify();
const Projection projection = parser_.value();
EXPECT_FALSE(projection.type.is_present());
EXPECT_EQ(ProjectionType::kRectangular, projection.type.value());
EXPECT_FALSE(projection.projection_private.is_present());
EXPECT_EQ(std::vector<std::uint8_t>{}, projection.projection_private.value());
EXPECT_FALSE(projection.pose_yaw.is_present());
EXPECT_EQ(0.0, projection.pose_yaw.value());
EXPECT_FALSE(projection.pose_pitch.is_present());
EXPECT_EQ(0.0, projection.pose_pitch.value());
EXPECT_FALSE(projection.pose_roll.is_present());
EXPECT_EQ(0.0, projection.pose_roll.value());
}
TEST_F(ProjectionParserTest, DefaultValues) {
SetReaderData({
0x76, 0x71, // ID = 0x7671 (ProjectionType).
0x80, // Size = 0.
0x76, 0x72, // ID = 0x7672 (ProjectionPrivate).
0x80, // Size = 0.
0x76, 0x73, // ID = 0x7673 (ProjectionPoseYaw).
0x80, // Size = 0.
0x76, 0x74, // ID = 0x7674 (ProjectionPosePitch).
0x80, // Size = 0.
0x76, 0x75, // ID = 0x7675 (ProjectionPoseRoll).
0x80, // Size = 0.
});
ParseAndVerify();
const Projection projection = parser_.value();
EXPECT_TRUE(projection.type.is_present());
EXPECT_EQ(ProjectionType::kRectangular, projection.type.value());
EXPECT_TRUE(projection.projection_private.is_present());
EXPECT_EQ(std::vector<std::uint8_t>{}, projection.projection_private.value());
EXPECT_TRUE(projection.pose_yaw.is_present());
EXPECT_EQ(0.0, projection.pose_yaw.value());
EXPECT_TRUE(projection.pose_pitch.is_present());
EXPECT_EQ(0.0, projection.pose_pitch.value());
EXPECT_TRUE(projection.pose_roll.is_present());
EXPECT_EQ(0.0, projection.pose_roll.value());
}
TEST_F(ProjectionParserTest, CustomValues) {
SetReaderData({
0x76, 0x71, // ID = 0x7671 (ProjectionType).
0x10, 0x00, 0x00, 0x01, // Size = 1.
0x01, // Body (value = equirectangular).
0x76, 0x72, // ID = 0x7672 (ProjectionPrivate).
0x10, 0x00, 0x00, 0x01, // Size = 1.
0x00, // Body.
0x76, 0x73, // ID = 0x7673 (ProjectionPoseYaw).
0x10, 0x00, 0x00, 0x04, // Size = 4.
0x3f, 0x80, 0x00, 0x00, // Body (value = 1.0).
0x76, 0x74, // ID = 0x7674 (ProjectionPosePitch).
0x10, 0x00, 0x00, 0x04, // Size = 4.
0x40, 0x00, 0x00, 0x00, // Body (value = 2.0).
0x76, 0x75, // ID = 0x7675 (ProjectionPoseRoll).
0x10, 0x00, 0x00, 0x04, // Size = 4.
0x40, 0x80, 0x00, 0x00, // Body (value = 4.0).
});
ParseAndVerify();
const Projection projection = parser_.value();
EXPECT_TRUE(projection.type.is_present());
EXPECT_EQ(ProjectionType::kEquirectangular, projection.type.value());
EXPECT_TRUE(projection.projection_private.is_present());
EXPECT_EQ(std::vector<std::uint8_t>{0x00},
projection.projection_private.value());
EXPECT_TRUE(projection.pose_yaw.is_present());
EXPECT_EQ(1.0, projection.pose_yaw.value());
EXPECT_TRUE(projection.pose_pitch.is_present());
EXPECT_EQ(2.0, projection.pose_pitch.value());
EXPECT_TRUE(projection.pose_roll.is_present());
EXPECT_EQ(4.0, projection.pose_roll.value());
}
} // namespace