2013-09-24 01:35:40 +00:00
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// 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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2014-08-21 22:40:44 +00:00
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#include <gtest/gtest.h>
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2014-01-09 23:50:18 +00:00
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#include "base/file_util.h"
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2014-08-21 22:40:44 +00:00
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#include "media/base/container_names.h"
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2014-01-09 23:50:18 +00:00
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#include "media/test/test_data_util.h"
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2013-09-24 01:35:40 +00:00
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2014-09-19 20:41:13 +00:00
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namespace edash_packager {
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2013-09-24 01:35:40 +00:00
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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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2014-09-30 21:52:21 +00:00
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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] 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 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 base::FilePath& filename) {
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char buffer[8192];
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// Windows implementation of ReadFile fails if file smaller than desired size,
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// so use file length if file less than 8192 bytes (http://crbug.com/243885).
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int read_size = sizeof(buffer);
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int64_t actual_size;
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if (base::GetFileSize(filename, &actual_size) && actual_size < read_size)
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read_size = actual_size;
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int read = base::ReadFile(filename, buffer, read_size);
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// Now verify the type.
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EXPECT_EQ(expected,
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DetermineContainer(reinterpret_cast<const uint8_t*>(buffer), read))
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<< "Failure with file " << filename.value();
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}
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TEST(ContainerNamesTest, FileCheckOGG) {
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TestFile(CONTAINER_OGG, GetTestDataFilePath("bear.ogv"));
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TestFile(CONTAINER_OGG, GetTestDataFilePath("9ch.ogg"));
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}
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TEST(ContainerNamesTest, FileCheckWAV) {
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TestFile(CONTAINER_WAV, GetTestDataFilePath("4ch.wav"));
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TestFile(CONTAINER_WAV, GetTestDataFilePath("sfx_f32le.wav"));
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TestFile(CONTAINER_WAV, GetTestDataFilePath("sfx_s16le.wav"));
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}
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TEST(ContainerNamesTest, FileCheckMOV) {
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TestFile(CONTAINER_MOV, GetTestDataFilePath("bear-1280x720.mp4"));
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TestFile(CONTAINER_MOV, GetTestDataFilePath("sfx.m4a"));
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}
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TEST(ContainerNamesTest, FileCheckWEBM) {
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TestFile(CONTAINER_WEBM, GetTestDataFilePath("bear-320x240.webm"));
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TestFile(CONTAINER_WEBM, GetTestDataFilePath("no_streams.webm"));
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TestFile(CONTAINER_WEBM, GetTestDataFilePath("webm_ebml_element"));
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}
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TEST(ContainerNamesTest, FileCheckMP3) {
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TestFile(CONTAINER_MP3, GetTestDataFilePath("id3_test.mp3"));
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TestFile(CONTAINER_MP3, GetTestDataFilePath("sfx.mp3"));
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}
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TEST(ContainerNamesTest, FileCheckAC3) {
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TestFile(CONTAINER_AC3, GetTestDataFilePath("bear.ac3"));
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}
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TEST(ContainerNamesTest, FileCheckAAC) {
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TestFile(CONTAINER_AAC, GetTestDataFilePath("bear.adts"));
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}
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TEST(ContainerNamesTest, FileCheckAIFF) {
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TestFile(CONTAINER_AIFF, GetTestDataFilePath("bear.aiff"));
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}
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TEST(ContainerNamesTest, FileCheckASF) {
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TestFile(CONTAINER_ASF, GetTestDataFilePath("bear.asf"));
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}
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TEST(ContainerNamesTest, FileCheckAVI) {
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TestFile(CONTAINER_AVI, GetTestDataFilePath("bear.avi"));
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}
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TEST(ContainerNamesTest, FileCheckEAC3) {
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TestFile(CONTAINER_EAC3, GetTestDataFilePath("bear.eac3"));
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}
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TEST(ContainerNamesTest, FileCheckFLAC) {
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TestFile(CONTAINER_FLAC, GetTestDataFilePath("bear.flac"));
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}
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TEST(ContainerNamesTest, FileCheckFLV) {
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TestFile(CONTAINER_FLV, GetTestDataFilePath("bear.flv"));
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}
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TEST(ContainerNamesTest, FileCheckH261) {
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TestFile(CONTAINER_H261, GetTestDataFilePath("bear.h261"));
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}
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TEST(ContainerNamesTest, FileCheckH263) {
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TestFile(CONTAINER_H263, GetTestDataFilePath("bear.h263"));
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}
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TEST(ContainerNamesTest, FileCheckMJPEG) {
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TestFile(CONTAINER_MJPEG, GetTestDataFilePath("bear.mjpeg"));
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}
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TEST(ContainerNamesTest, FileCheckMPEG2PS) {
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TestFile(CONTAINER_MPEG2PS, GetTestDataFilePath("bear.mpeg"));
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}
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TEST(ContainerNamesTest, FileCheckMPEG2TS) {
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TestFile(CONTAINER_MPEG2TS, GetTestDataFilePath("bear.m2ts"));
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}
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TEST(ContainerNamesTest, FileCheckRM) {
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TestFile(CONTAINER_RM, GetTestDataFilePath("bear.rm"));
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}
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TEST(ContainerNamesTest, FileCheckSWF) {
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TestFile(CONTAINER_SWF, GetTestDataFilePath("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, GetTestDataFilePath("ten_byte_file"));
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TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("README"));
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TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("bali_640x360_P422.yuv"));
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TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("bali_640x360_RGB24.rgb"));
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TestFile(CONTAINER_UNKNOWN, GetTestDataFilePath("webm_vp8_track_entry"));
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}
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} // namespace media
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2014-09-19 20:41:13 +00:00
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} // namespace edash_packager
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