shaka-packager/media/base/container_names_unittest.cc

218 lines
7.6 KiB
C++

// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <gtest/gtest.h>
#include "base/file_util.h"
#include "media/base/container_names.h"
#include "media/test/test_data_util.h"
namespace media {
// Using a macros to simplify tests. Since EXPECT_EQ outputs the second argument
// as a string when it fails, this lets the output identify what item actually
// failed.
#define VERIFY(buffer, name) \
EXPECT_EQ(name, \
DetermineContainer(reinterpret_cast<const uint8*>(buffer), \
sizeof(buffer)))
// Test that small buffers are handled correctly.
TEST(ContainerNamesTest, CheckSmallBuffer) {
// Empty buffer.
char buffer[1]; // ([0] not allowed on win)
VERIFY(buffer, CONTAINER_UNKNOWN);
// Try a simple SRT file.
char buffer1[] =
"1\n"
"00:03:23,550 --> 00:03:24,375\n"
"You always had a hard time finding your place in this world.\n"
"\n"
"2\n"
"00:03:24,476 --> 00:03:25,175\n"
"What are you talking about?\n";
VERIFY(buffer1, CONTAINER_SRT);
// HLS has it's own loop.
char buffer2[] = "#EXTM3U"
"some other random stuff"
"#EXT-X-MEDIA-SEQUENCE:";
VERIFY(buffer2, CONTAINER_HLS);
// Try a large buffer all zeros.
char buffer3[4096];
memset(buffer3, 0, sizeof(buffer3));
VERIFY(buffer3, CONTAINER_UNKNOWN);
// Reuse buffer, but all \n this time.
memset(buffer3, '\n', sizeof(buffer3));
VERIFY(buffer3, CONTAINER_UNKNOWN);
}
#define BYTE_ORDER_MARK "\xef\xbb\xbf"
// Note that the comparisons need at least 12 bytes, so make sure the buffer is
// at least that size.
const char kAmrBuffer[12] = "#!AMR";
uint8 kAsfBuffer[] = { 0x30, 0x26, 0xb2, 0x75, 0x8e, 0x66, 0xcf, 0x11, 0xa6,
0xd9, 0x00, 0xaa, 0x00, 0x62, 0xce, 0x6c };
const char kAss1Buffer[] = "[Script Info]";
const char kAss2Buffer[] = BYTE_ORDER_MARK "[Script Info]";
uint8 kCafBuffer[] = { 'c', 'a', 'f', 'f', 0, 1, 0, 0, 'd', 'e', 's', 'c', 0, 0,
0, 0, 0, 0, 0, 32, 64, 229, 136, 128, 0, 0, 0, 0, 'a',
'a', 'c', ' ', 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0,
0, 2, 0, 0, 0, 0 };
const char kDtshdBuffer[12] = "DTSHDHDR";
const char kDxaBuffer[16] = "DEXA";
const char kFlacBuffer[12] = "fLaC";
uint8 kFlvBuffer[12] = { 'F', 'L', 'V', 0, 0, 0, 0, 1, 0, 0, 0, 0 };
uint8 kIrcamBuffer[] = { 0x64, 0xa3, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1 };
const char kRm1Buffer[12] = ".RMF\0\0";
const char kRm2Buffer[12] = ".ra\xfd";
uint8 kWtvBuffer[] = { 0xb7, 0xd8, 0x00, 0x20, 0x37, 0x49, 0xda, 0x11, 0xa6,
0x4e, 0x00, 0x07, 0xe9, 0x5e, 0xad, 0x8d };
uint8 kBug263073Buffer[] = {
0x00, 0x00, 0x00, 0x18, 0x66, 0x74, 0x79, 0x70, 0x6d, 0x70, 0x34, 0x32,
0x00, 0x00, 0x00, 0x00, 0x69, 0x73, 0x6f, 0x6d, 0x6d, 0x70, 0x34, 0x32,
0x00, 0x00, 0x00, 0x01, 0x6d, 0x64, 0x61, 0x74, 0x00, 0x00, 0x00, 0x00,
0xaa, 0x2e, 0x22, 0xcf, 0x00, 0x00, 0x00, 0x37, 0x67, 0x64, 0x00, 0x28,
0xac, 0x2c, 0xa4, 0x01, 0xe0, 0x08, 0x9f, 0x97, 0x01, 0x52, 0x02, 0x02,
0x02, 0x80, 0x00, 0x01};
// Test that containers that start with fixed strings are handled correctly.
// This is to verify that the TAG matches the first 4 characters of the string.
TEST(ContainerNamesTest, CheckFixedStrings) {
VERIFY(kAmrBuffer, CONTAINER_AMR);
VERIFY(kAsfBuffer, CONTAINER_ASF);
VERIFY(kAss1Buffer, CONTAINER_ASS);
VERIFY(kAss2Buffer, CONTAINER_ASS);
VERIFY(kCafBuffer, CONTAINER_CAF);
VERIFY(kDtshdBuffer, CONTAINER_DTSHD);
VERIFY(kDxaBuffer, CONTAINER_DXA);
VERIFY(kFlacBuffer, CONTAINER_FLAC);
VERIFY(kFlvBuffer, CONTAINER_FLV);
VERIFY(kIrcamBuffer, CONTAINER_IRCAM);
VERIFY(kRm1Buffer, CONTAINER_RM);
VERIFY(kRm2Buffer, CONTAINER_RM);
VERIFY(kWtvBuffer, CONTAINER_WTV);
VERIFY(kBug263073Buffer, CONTAINER_MOV);
}
// Determine the container type of a specified file.
void TestFile(MediaContainerName expected, const base::FilePath& filename) {
char buffer[8192];
// Windows implementation of ReadFile fails if file smaller than desired size,
// so use file length if file less than 8192 bytes (http://crbug.com/243885).
int read_size = sizeof(buffer);
int64 actual_size;
if (base::GetFileSize(filename, &actual_size) && actual_size < read_size)
read_size = actual_size;
int read = base::ReadFile(filename, buffer, read_size);
// Now verify the type.
EXPECT_EQ(expected,
DetermineContainer(reinterpret_cast<const uint8*>(buffer), read))
<< "Failure with file " << filename.value();
}
TEST(ContainerNamesTest, FileCheckOGG) {
TestFile(CONTAINER_OGG, GetTestDataFilePath("bear.ogv"));
TestFile(CONTAINER_OGG, GetTestDataFilePath("9ch.ogg"));
}
TEST(ContainerNamesTest, FileCheckWAV) {
TestFile(CONTAINER_WAV, GetTestDataFilePath("4ch.wav"));
TestFile(CONTAINER_WAV, GetTestDataFilePath("sfx_f32le.wav"));
TestFile(CONTAINER_WAV, GetTestDataFilePath("sfx_s16le.wav"));
}
TEST(ContainerNamesTest, FileCheckMOV) {
TestFile(CONTAINER_MOV, GetTestDataFilePath("bear-1280x720.mp4"));
TestFile(CONTAINER_MOV, GetTestDataFilePath("sfx.m4a"));
}
TEST(ContainerNamesTest, FileCheckWEBM) {
TestFile(CONTAINER_WEBM, GetTestDataFilePath("bear-320x240.webm"));
TestFile(CONTAINER_WEBM, GetTestDataFilePath("no_streams.webm"));
TestFile(CONTAINER_WEBM, GetTestDataFilePath("webm_ebml_element"));
}
TEST(ContainerNamesTest, FileCheckMP3) {
TestFile(CONTAINER_MP3, GetTestDataFilePath("id3_test.mp3"));
TestFile(CONTAINER_MP3, GetTestDataFilePath("sfx.mp3"));
}
TEST(ContainerNamesTest, FileCheckAC3) {
TestFile(CONTAINER_AC3, GetTestDataFilePath("bear.ac3"));
}
TEST(ContainerNamesTest, FileCheckAAC) {
TestFile(CONTAINER_AAC, GetTestDataFilePath("bear.adts"));
}
TEST(ContainerNamesTest, FileCheckAIFF) {
TestFile(CONTAINER_AIFF, GetTestDataFilePath("bear.aiff"));
}
TEST(ContainerNamesTest, FileCheckASF) {
TestFile(CONTAINER_ASF, GetTestDataFilePath("bear.asf"));
}
TEST(ContainerNamesTest, FileCheckAVI) {
TestFile(CONTAINER_AVI, GetTestDataFilePath("bear.avi"));
}
TEST(ContainerNamesTest, FileCheckEAC3) {
TestFile(CONTAINER_EAC3, GetTestDataFilePath("bear.eac3"));
}
TEST(ContainerNamesTest, FileCheckFLAC) {
TestFile(CONTAINER_FLAC, GetTestDataFilePath("bear.flac"));
}
TEST(ContainerNamesTest, FileCheckFLV) {
TestFile(CONTAINER_FLV, GetTestDataFilePath("bear.flv"));
}
TEST(ContainerNamesTest, FileCheckH261) {
TestFile(CONTAINER_H261, GetTestDataFilePath("bear.h261"));
}
TEST(ContainerNamesTest, FileCheckH263) {
TestFile(CONTAINER_H263, GetTestDataFilePath("bear.h263"));
}
TEST(ContainerNamesTest, FileCheckMJPEG) {
TestFile(CONTAINER_MJPEG, GetTestDataFilePath("bear.mjpeg"));
}
TEST(ContainerNamesTest, FileCheckMPEG2PS) {
TestFile(CONTAINER_MPEG2PS, GetTestDataFilePath("bear.mpeg"));
}
TEST(ContainerNamesTest, FileCheckMPEG2TS) {
TestFile(CONTAINER_MPEG2TS, GetTestDataFilePath("bear.m2ts"));
}
TEST(ContainerNamesTest, FileCheckRM) {
TestFile(CONTAINER_RM, GetTestDataFilePath("bear.rm"));
}
TEST(ContainerNamesTest, FileCheckSWF) {
TestFile(CONTAINER_SWF, GetTestDataFilePath("bear.swf"));
}
// Try a few non containers.
TEST(ContainerNamesTest, FileCheckUNKNOWN) {
TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("ten_byte_file"));
TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("README"));
TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("bali_640x360_P422.yuv"));
TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("bali_640x360_RGB24.rgb"));
TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("webm_vp8_track_entry"));
}
} // namespace media