288 lines
10 KiB
C++
288 lines
10 KiB
C++
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <gtest/gtest.h>
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#include <filesystem>
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#include <iterator>
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#include "packager/macros.h"
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#include "packager/media/base/container_names.h"
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#include "packager/media/test/test_data_util.h"
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namespace shaka {
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namespace media {
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// Using a macros to simplify tests. Since EXPECT_EQ outputs the second argument
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// as a string when it fails, this lets the output identify what item actually
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// failed.
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#define VERIFY(buffer, name) \
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EXPECT_EQ(name, \
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DetermineContainer(reinterpret_cast<const uint8_t*>(buffer), \
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sizeof(buffer)))
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// Test that small buffers are handled correctly.
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TEST(ContainerNamesTest, CheckSmallBuffer) {
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// Empty buffer.
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char buffer[1] = {'\0'}; // ([0] not allowed on win)
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VERIFY(buffer, CONTAINER_UNKNOWN);
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// Try a simple SRT file.
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char buffer1[] =
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"1\n"
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"00:03:23,550 --> 00:03:24,375\n"
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"You always had a hard time finding your place in this world.\n"
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"\n"
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"2\n"
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"00:03:24,476 --> 00:03:25,175\n"
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"What are you talking about?\n";
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VERIFY(buffer1, CONTAINER_SRT);
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// HLS has it's own loop.
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char buffer2[] = "#EXTM3U"
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"some other random stuff"
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"#EXT-X-MEDIA-SEQUENCE:";
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VERIFY(buffer2, CONTAINER_HLS);
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// Try a large buffer all zeros.
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char buffer3[4096];
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memset(buffer3, 0, sizeof(buffer3));
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VERIFY(buffer3, CONTAINER_UNKNOWN);
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// Reuse buffer, but all \n this time.
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memset(buffer3, '\n', sizeof(buffer3));
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VERIFY(buffer3, CONTAINER_UNKNOWN);
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}
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#define BYTE_ORDER_MARK "\xef\xbb\xbf"
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// Note that the comparisons need at least 12 bytes, so make sure the buffer is
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// at least that size.
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const char kAmrBuffer[12] = "#!AMR";
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uint8_t kAsfBuffer[] = {0x30, 0x26, 0xb2, 0x75, 0x8e, 0x66, 0xcf, 0x11,
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0xa6, 0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c};
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const char kAss1Buffer[] = "[Script Info]";
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const char kAss2Buffer[] = BYTE_ORDER_MARK "[Script Info]";
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uint8_t kCafBuffer[] = {
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'c', 'a', 'f', 'f', 0, 1, 0, 0, 'd', 'e', 's', 'c', 0, 0, 0, 0, 0, 0, 0,
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32, 64, 229, 136, 128, 0, 0, 0, 0, 'a', 'a', 'c', ' ', 0, 0, 0, 2, 0, 0,
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0, 0, 0, 0, 4, 0, 0, 0, 0, 2, 0, 0, 0, 0};
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const char kDtshdBuffer[12] = "DTSHDHDR";
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const char kDxaBuffer[16] = "DEXA";
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const char kFlacBuffer[12] = "fLaC";
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uint8_t kFlvBuffer[12] = {'F', 'L', 'V', 0, 0, 0, 0, 1, 0, 0, 0, 0};
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uint8_t kIrcamBuffer[] = {0x64, 0xa3, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1};
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const char kRm1Buffer[12] = ".RMF\0\0";
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const char kRm2Buffer[12] = ".ra\xfd";
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uint8_t kWtvBuffer[] = {0xb7, 0xd8, 0x00, 0x20, 0x37, 0x49, 0xda, 0x11,
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0xa6, 0x4e, 0x00, 0x07, 0xe9, 0x5e, 0xad, 0x8d};
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uint8_t kBug263073Buffer[] = {
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0x00, 0x00, 0x00, 0x18, 0x66, 0x74, 0x79, 0x70, 0x6d, 0x70, 0x34,
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0x32, 0x00, 0x00, 0x00, 0x00, 0x69, 0x73, 0x6f, 0x6d, 0x6d, 0x70,
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0x34, 0x32, 0x00, 0x00, 0x00, 0x01, 0x6d, 0x64, 0x61, 0x74, 0x00,
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0x00, 0x00, 0x00, 0xaa, 0x2e, 0x22, 0xcf, 0x00, 0x00, 0x00, 0x37,
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0x67, 0x64, 0x00, 0x28, 0xac, 0x2c, 0xa4, 0x01, 0xe0, 0x08, 0x9f,
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0x97, 0x01, 0x52, 0x02, 0x02, 0x02, 0x80, 0x00, 0x01};
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TEST(ContainerNamesTest, FromFormatName) {
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EXPECT_EQ(CONTAINER_WEBM, DetermineContainerFromFormatName("webm"));
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EXPECT_EQ(CONTAINER_WEBM, DetermineContainerFromFormatName("WeBm"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("m4a"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("m4v"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("M4v"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("m4s"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("mov"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("mp4"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("Mp4"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("cmfa"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("cmft"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFormatName("cmfv"));
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EXPECT_EQ(CONTAINER_MPEG2TS, DetermineContainerFromFormatName("ts"));
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EXPECT_EQ(CONTAINER_MPEG2TS, DetermineContainerFromFormatName("mpeg2ts"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFormatName("cat"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFormatName("amp4"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFormatName(" mp4"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFormatName(""));
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}
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TEST(ContainerNamesTest, FromFileName) {
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EXPECT_EQ(CONTAINER_WEBM, DetermineContainerFromFileName("test.webm"));
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EXPECT_EQ(CONTAINER_WEBM, DetermineContainerFromFileName("another.wEbM"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("test.m4a"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("file.m4v"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("a file .m4V"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("segment.m4s"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("2_more-files.mp4"));
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EXPECT_EQ(CONTAINER_MOV, DetermineContainerFromFileName("foo.bar.MP4"));
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EXPECT_EQ(CONTAINER_MPEG2TS, DetermineContainerFromFileName("a.ts"));
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EXPECT_EQ(CONTAINER_MPEG2TS, DetermineContainerFromFileName("a.TS"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFileName("a_bad.gif"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFileName("a bad.m4v-"));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFileName("a.m4v."));
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EXPECT_EQ(CONTAINER_UNKNOWN, DetermineContainerFromFileName(""));
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}
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// Test that containers that start with fixed strings are handled correctly.
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// This is to verify that the TAG matches the first 4 characters of the string.
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TEST(ContainerNamesTest, CheckFixedStrings) {
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VERIFY(kAmrBuffer, CONTAINER_AMR);
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VERIFY(kAsfBuffer, CONTAINER_ASF);
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VERIFY(kAss1Buffer, CONTAINER_ASS);
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VERIFY(kAss2Buffer, CONTAINER_ASS);
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VERIFY(kCafBuffer, CONTAINER_CAF);
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VERIFY(kDtshdBuffer, CONTAINER_DTSHD);
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VERIFY(kDxaBuffer, CONTAINER_DXA);
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VERIFY(kFlacBuffer, CONTAINER_FLAC);
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VERIFY(kFlvBuffer, CONTAINER_FLV);
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VERIFY(kIrcamBuffer, CONTAINER_IRCAM);
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VERIFY(kRm1Buffer, CONTAINER_RM);
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VERIFY(kRm2Buffer, CONTAINER_RM);
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VERIFY(kWtvBuffer, CONTAINER_WTV);
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VERIFY(kBug263073Buffer, CONTAINER_MOV);
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}
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// Determine the container type of a specified file.
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void TestFile(MediaContainerName expected, const std::string& name) {
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std::filesystem::path path = GetTestDataFilePath(name);
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std::vector<uint8_t> data = ReadTestDataFile(name);
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ASSERT_FALSE(data.empty());
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// Now verify the type.
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EXPECT_EQ(expected, DetermineContainer(data.data(), data.size()))
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<< "Failure with file " << path;
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}
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TEST(ContainerNamesTest, Ttml) {
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// One of the actual TTMLs from the TTML spec page.
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const char kTtml[] =
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"<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
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"<tt xml:lang=\"en\" xmlns=\"http://www.w3.org/ns/ttml\">\n"
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" <body>\n"
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" <div>\n"
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" <p dur=\"10s\">\n"
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" Some subtitle.\n"
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" </p>\n"
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" </div>\n"
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" </body>\n"
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"</tt>\n";
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EXPECT_EQ(CONTAINER_TTML,
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DetermineContainer(reinterpret_cast<const uint8_t*>(kTtml),
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std::size(kTtml)));
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}
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TEST(ContainerNamesTest, WebVtt) {
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const char kWebVtt[] =
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"WEBVTT\n"
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"\n"
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"00:1.000 --> 00:2.000\n"
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"Subtitle";
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EXPECT_EQ(CONTAINER_WEBVTT,
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DetermineContainer(reinterpret_cast<const uint8_t*>(kWebVtt),
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std::size(kWebVtt)));
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const uint8_t kUtf8ByteOrderMark[] = {0xef, 0xbb, 0xbf};
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std::vector<uint8_t> webvtt_with_utf8_byte_order_mark(
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kUtf8ByteOrderMark, kUtf8ByteOrderMark + std::size(kUtf8ByteOrderMark));
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webvtt_with_utf8_byte_order_mark.insert(
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webvtt_with_utf8_byte_order_mark.end(), kWebVtt,
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kWebVtt + std::size(kWebVtt));
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EXPECT_EQ(CONTAINER_WEBVTT,
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DetermineContainer(
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webvtt_with_utf8_byte_order_mark.data(),
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static_cast<int>(webvtt_with_utf8_byte_order_mark.size())));
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}
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TEST(ContainerNamesTest, FileCheckOGG) {
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TestFile(CONTAINER_OGG, "bear.ogv");
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TestFile(CONTAINER_OGG, "9ch.ogg");
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}
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TEST(ContainerNamesTest, FileCheckWAV) {
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TestFile(CONTAINER_WAV, "4ch.wav");
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}
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TEST(ContainerNamesTest, FileCheckMOV) {
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TestFile(CONTAINER_MOV, "bear-640x360.mp4");
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}
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TEST(ContainerNamesTest, FileCheckWEBM) {
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TestFile(CONTAINER_WEBM, "bear-640x360.webm");
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TestFile(CONTAINER_WEBM, "no_streams.webm");
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}
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TEST(ContainerNamesTest, FileCheckMP3) {
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TestFile(CONTAINER_MP3, "id3_test.mp3");
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}
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TEST(ContainerNamesTest, FileCheckAC3) {
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TestFile(CONTAINER_AC3, "bear.ac3");
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}
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TEST(ContainerNamesTest, FileCheckAAC) {
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TestFile(CONTAINER_AAC, "bear.adts");
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}
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TEST(ContainerNamesTest, FileCheckAIFF) {
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TestFile(CONTAINER_AIFF, "bear.aiff");
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}
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TEST(ContainerNamesTest, FileCheckASF) {
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TestFile(CONTAINER_ASF, "bear.asf");
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}
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TEST(ContainerNamesTest, FileCheckAVI) {
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TestFile(CONTAINER_AVI, "bear.avi");
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}
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TEST(ContainerNamesTest, FileCheckEAC3) {
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TestFile(CONTAINER_EAC3, "bear.eac3");
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}
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TEST(ContainerNamesTest, FileCheckFLAC) {
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TestFile(CONTAINER_FLAC, "bear.flac");
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}
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TEST(ContainerNamesTest, FileCheckFLV) {
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TestFile(CONTAINER_FLV, "bear.flv");
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}
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TEST(ContainerNamesTest, FileCheckH261) {
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TestFile(CONTAINER_H261, "bear.h261");
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}
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TEST(ContainerNamesTest, FileCheckH263) {
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TestFile(CONTAINER_H263, "bear.h263");
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}
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TEST(ContainerNamesTest, FileCheckMJPEG) {
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TestFile(CONTAINER_MJPEG, "bear.mjpeg");
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}
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TEST(ContainerNamesTest, FileCheckMPEG2PS) {
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TestFile(CONTAINER_MPEG2PS, "bear.mpeg");
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}
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TEST(ContainerNamesTest, FileCheckMPEG2TS) {
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TestFile(CONTAINER_MPEG2TS, "bear.m2ts");
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}
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TEST(ContainerNamesTest, FileCheckRM) {
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TestFile(CONTAINER_RM, "bear.rm");
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}
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TEST(ContainerNamesTest, FileCheckSWF) {
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TestFile(CONTAINER_SWF, "bear.swf");
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}
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// Try a few non containers.
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TEST(ContainerNamesTest, FileCheckUNKNOWN) {
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TestFile(CONTAINER_UNKNOWN, "ten_byte_file");
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TestFile(CONTAINER_UNKNOWN, "README");
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}
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} // namespace media
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} // namespace shaka
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