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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 "ContainerParser.h"
#include "mozilla/ArrayUtils.h"
#include "nsAutoPtr.h"
using namespace mozilla;
TEST(ContainerParser, MIMETypes) {
const char* content_types[] = {
"video/webm",
"audio/webm",
"video/mp4",
"audio/mp4",
"audio/aac"
};
nsAutoPtr<ContainerParser> parser;
for (size_t i = 0; i < ArrayLength(content_types); ++i) {
nsAutoCString content_type(content_types[i]);
parser = ContainerParser::CreateForMIMEType(content_type);
ASSERT_NE(parser, nullptr);
}
}
already_AddRefed<MediaByteBuffer> make_adts_header()
{
const uint8_t test[] = { 0xff, 0xf1, 0x50, 0x80, 0x03, 0x1f, 0xfc };
RefPtr<MediaByteBuffer> buffer(new MediaByteBuffer);
buffer->AppendElements(test, ArrayLength(test));
return buffer.forget();
}
TEST(ContainerParser, ADTSHeader) {
nsAutoPtr<ContainerParser> parser;
parser = ContainerParser::CreateForMIMEType(NS_LITERAL_CSTRING("audio/aac"));
ASSERT_NE(parser, nullptr);
// Audio data should have no gaps.
EXPECT_EQ(parser->GetRoundingError(), 0);
// Test a valid header.
RefPtr<MediaByteBuffer> header = make_adts_header();
EXPECT_TRUE(NS_SUCCEEDED(parser->IsInitSegmentPresent(header)));
// Test variations.
uint8_t save = header->ElementAt(1);
for (uint8_t i = 1; i < 3; ++i) {
// Set non-zero layer.
header->ReplaceElementAt(1, (header->ElementAt(1) & 0xf9) | (i << 1));
EXPECT_FALSE(NS_SUCCEEDED(parser->IsInitSegmentPresent(header)))
<< "Accepted non-zero layer in header.";
}
header->ReplaceElementAt(1, save);
save = header->ElementAt(2);
header->ReplaceElementAt(2, (header->ElementAt(2) & 0x3b) | (15 << 2));
EXPECT_FALSE(NS_SUCCEEDED(parser->IsInitSegmentPresent(header)))
<< "Accepted explicit frequency in header.";
header->ReplaceElementAt(2, save);
// Test a short header.
header->SetLength(6);
EXPECT_FALSE(NS_SUCCEEDED(parser->IsInitSegmentPresent(header)))
<< "Accepted too-short header.";
EXPECT_FALSE(NS_SUCCEEDED(parser->IsMediaSegmentPresent(header)))
<< "Found media segment when there was just a partial header.";
// Test parse results.
header = make_adts_header();
EXPECT_FALSE(NS_SUCCEEDED(parser->IsMediaSegmentPresent(header)))
<< "Found media segment when there was just a header.";
int64_t start = 0;
int64_t end = 0;
EXPECT_TRUE(NS_FAILED(parser->ParseStartAndEndTimestamps(header, start, end)));
EXPECT_TRUE(parser->HasInitData());
EXPECT_TRUE(parser->HasCompleteInitData());
MediaByteBuffer* init = parser->InitData();
ASSERT_NE(init, nullptr);
EXPECT_EQ(init->Length(), header->Length());
EXPECT_EQ(parser->InitSegmentRange(), MediaByteRange(0, int64_t(header->Length())));
// Media segment range should be empty here.
EXPECT_EQ(parser->MediaHeaderRange(), MediaByteRange());
EXPECT_EQ(parser->MediaSegmentRange(), MediaByteRange());
}
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