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Issue #1820 - Part 4: Add a gtest for testing the extraction function.

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Moonchild 2022-04-27 11:03:38 +00:00 • committed by roytam1
commit 3eafe55b6e
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111
dom/media/mediasource/gtest/TestExtractVPXCodecDetails.cpp Normal file
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <gtest/gtest.h>
#include <stdint.h>
#include "VideoUtils.h"
using namespace mozilla;
struct TestData
{
const char16_t* const mCodecParameterString;
const bool mExpectedValue;
};
TEST(ExtractVPXCodecDetails, TestDataLength) {
TestData tests[] =
{
{u"vp09.00.11.08", true }, // valid case
{u"vp09.00.11.08.00", true }, // valid case, have extra optional field
{u"vp09.02.10.10.01.09.16.09.01", true}, // maximum length valid case
{u"vp09", false }, // lack of mandatory fields
{u"vp09.00", false }, // lack of mandatory fields
{u"vp09.00.11", false }, // lack of mandatory fields
{u"vp09.02.10.10.01.09.16.09.01.00", false} // more than 9 fields, invalid case.
};
for (const auto& data : tests) {
uint8_t profile = 0;
uint8_t level = 0;
uint8_t bitDepth = 0;
bool result = ExtractVPXCodecDetails(nsString(data.mCodecParameterString), profile, level, bitDepth);
EXPECT_EQ(result, data.mExpectedValue) << NS_ConvertUTF16toUTF8(data.mCodecParameterString).get();
}
}
TEST(ExtractVPXCodecDetails, TestInputData) {
TestData tests[] =
{
{u"vp09.02..08", false}, // malformed
{u"vp9.02.10.08", false}, // invalid 4CC
{u"vp09.03.11.08", false }, // profile should < 3
{u"vp09.00.63.08.00", false }, // invalid level
{u"vp09.02.10.13", false}, // invalid bitDepth
{u"vp09.02.10.10.04", false}, // invalid chromasubsampling, should < 4
{u"vp09.02.10.10.01.00", false}, // invalid Colour primaries, should not be 0,3 or < 23.
{u"vp09.02.10.10.01.03", false}, // invalid Colour primaries.
{u"vp09.02.10.10.01.23", false}, // invalid Colour primaries.
{u"vp09.02.10.10.01.09.00", false}, // invalid Transfer characteristics, should not be 0,3 or < 19.
{u"vp09.02.10.10.01.09.03", false}, // invalid Transfer characteristics.
{u"vp09.02.10.10.01.09.19", false}, // invalid Transfer characteristics.
{u"vp09.02.10.10.01.09.16.12", false}, // invalid Matrix coefficients, should not be 3 or < 12.
{u"vp09.02.10.10.01.09.16.03", false}, // invalid matrix.
{u"vp09.02.10.10.01.09.16.09.02", false}, // invalid range, should < 2.
// Test if matrixCoefficients is 0 (RGB), then chroma subsampling MUST be 3 (4:4:4).
{u"vp09.02.10.08.03.09.16.00.00", true} // invalid combination.
};
for (const auto& data : tests) {
uint8_t profile = 0;
uint8_t level = 0;
uint8_t bitDepth = 0;
bool result = ExtractVPXCodecDetails(nsString(data.mCodecParameterString), profile, level, bitDepth);
EXPECT_EQ(result, data.mExpectedValue) << NS_ConvertUTF16toUTF8(data.mCodecParameterString).get();
}
}
TEST(ExtractVPXCodecDetails, TestParsingOutput) {
uint8_t profile = 0;
uint8_t level = 0;
uint8_t bitDepth = 0;
uint8_t chromaSubsampling = 0;
VideoColorSpace colorSpace;
auto data = u"vp09.01.11.08";
bool result = ExtractVPXCodecDetails(nsString(data),
profile,
level,
bitDepth,
chromaSubsampling,
colorSpace);
EXPECT_EQ(result, true);
EXPECT_EQ(profile, 1);
EXPECT_EQ(level, 11);
EXPECT_EQ(bitDepth, 8);
// Should keep spec defined default value.
EXPECT_EQ(chromaSubsampling, 1);
EXPECT_EQ(colorSpace.mPrimaryId, 1);
EXPECT_EQ(colorSpace.mTransferId, 1);
EXPECT_EQ(colorSpace.mMatrixId, 1);
EXPECT_EQ(colorSpace.mRangeId, 0);
data = u"vp09.02.10.10.01.09.16.09.01";
result = ExtractVPXCodecDetails(nsString(data),
profile,
level,
bitDepth,
chromaSubsampling,
colorSpace);
EXPECT_EQ(result, true);
EXPECT_EQ(profile, 2);
EXPECT_EQ(level, 10);
EXPECT_EQ(bitDepth, 10);
EXPECT_EQ(chromaSubsampling, 1);
EXPECT_EQ(colorSpace.mPrimaryId, 9);
EXPECT_EQ(colorSpace.mTransferId, 16);
EXPECT_EQ(colorSpace.mMatrixId, 9);
EXPECT_EQ(colorSpace.mRangeId, 1);
}

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dom/media/mediasource/gtest/moz.build
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@ -5,6 +5,7 @@
UNIFIED_SOURCES += [
'TestContainerParser.cpp',
'TestExtractVPXCodecDetails.cpp',
]
LOCAL_INCLUDES += [