145 lines
4.5 KiB
C++
145 lines
4.5 KiB
C++
// Copyright (c) 2012 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 "packager/media/codecs/es_descriptor.h"
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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using ::testing::ElementsAre;
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namespace shaka {
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namespace media {
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TEST(ESDescriptorTest, SingleByteLengthTest) {
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// clang-format off
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const uint8_t kBuffer[] = {
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// ESDescriptor tag with one byte size.
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0x03, 0x19,
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// ESDescriptor fields.
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0x00, 0x01, 0x00,
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// DecoderConfigDescriptor tag with one byte size.
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0x04, 0x11,
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// Object Type.
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0x40,
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// Three 4-byte fields: dummy, max bitrate, avg bitrate.
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0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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// DecoderSpecificInfo tag with one byte size.
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0x05, 0x02,
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// DecoderSpecificInfo fields.
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0x12, 0x10,
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// SLConfig tag with one byte size.
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0x06, 0x01,
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// SLConfig fields.
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0x02,
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};
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// clang-format on
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std::vector<uint8_t> data(std::begin(kBuffer), std::end(kBuffer));
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ESDescriptor es_desc;
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EXPECT_EQ(es_desc.object_type(), ObjectType::kForbidden);
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EXPECT_TRUE(es_desc.Parse(data));
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EXPECT_EQ(es_desc.object_type(), ObjectType::kISO_14496_3);
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EXPECT_THAT(es_desc.decoder_specific_info(), ElementsAre(0x12, 0x10));
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}
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TEST(ESDescriptorTest, NonAACTest) {
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// clang-format off
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const uint8_t kBuffer[] = {
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// ESDescriptor tag with one byte size.
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0x03, 0x19,
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// ESDescriptor fields.
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0x00, 0x01, 0x00,
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// DecoderConfigDescriptor tag with one byte size.
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0x04, 0x11,
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// Object Type.
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0x66,
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// Three 4-byte fields: dummy, max bitrate, avg bitrate.
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0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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// DecoderSpecificInfo tag with one byte size.
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0x05, 0x02,
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// DecoderSpecificInfo fields.
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0x12, 0x10,
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// SLConfig tag with one byte size.
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0x06, 0x01,
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// SLConfig fields.
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0x02,
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};
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// clang-format on
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std::vector<uint8_t> data(std::begin(kBuffer), std::end(kBuffer));
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ESDescriptor es_desc;
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EXPECT_TRUE(es_desc.Parse(data));
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EXPECT_EQ(static_cast<int>(es_desc.object_type()), 0x66);
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EXPECT_NE(es_desc.object_type(), ObjectType::kISO_14496_3);
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EXPECT_THAT(es_desc.decoder_specific_info(), ElementsAre(0x12, 0x10));
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}
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TEST(ESDescriptorTest, NonAACWithoutDecoderSpecificInfoTagTest) {
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// clang-format off
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const uint8_t kBuffer[] = {
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// ESDescriptor tag with one byte size.
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0x03, 0x15,
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// ESDescriptor fields.
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0x00, 0x00, 0x00,
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// DecoderConfigDescriptor tag with one byte size.
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0x04, 0x0d,
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// Object Type.
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0x6b,
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// Three 4-byte fields: dummy, max bitrate, avg bitrate.
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0x15, 0x00, 0x01, 0xe0, 0x00, 0x02, 0x85, 0x00, 0x00, 0x02, 0x71, 0x00,
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// SLConfig tag with one byte size.
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0x06, 0x01,
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// SLConfig fields.
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0x02,
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};
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// clang-format on
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std::vector<uint8_t> data(std::begin(kBuffer), std::end(kBuffer));
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ESDescriptor es_desc;
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EXPECT_TRUE(es_desc.Parse(data));
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EXPECT_EQ(static_cast<int>(es_desc.object_type()), 0x6b);
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EXPECT_EQ(es_desc.max_bitrate(), 0x28500u);
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EXPECT_EQ(es_desc.avg_bitrate(), 0x27100u);
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EXPECT_THAT(es_desc.decoder_specific_info(), ElementsAre());
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}
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TEST(ESDescriptorTest, MultiByteLengthTest) {
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// clang-format off
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const uint8_t kBuffer[] = {
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// ESDescriptor tag with two bytes size.
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0x03, 0x80, 0x1b,
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// ESDescriptor fields.
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0x00, 0x01, 0x00,
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// DecoderConfigDescriptor tag with three bytes size.
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0x04, 0x80, 0x80, 0x14,
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// Object Type.
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0x40,
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// Three 4-byte fields: dummy, max bitrate, avg bitrate.
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0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
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// DecoderSpecificInfo tag with four bytes size.
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0x05, 0x80, 0x80, 0x80, 0x02,
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// DecoderSpecificInfo fields.
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0x12, 0x10,
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// SLConfig tag with one byte size.
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0x06, 0x01,
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// SLConfig fields.
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0x02,
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};
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// clang-format on
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std::vector<uint8_t> data(std::begin(kBuffer), std::end(kBuffer));
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ESDescriptor es_desc;
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EXPECT_TRUE(es_desc.Parse(data));
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EXPECT_EQ(es_desc.object_type(), ObjectType::kISO_14496_3);
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EXPECT_THAT(es_desc.decoder_specific_info(), ElementsAre(0x12, 0x10));
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}
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} // namespace media
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} // namespace shaka
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