74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
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// Copyright 2024 Google LLC. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file or at
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// https://developers.google.com/open-source/licenses/bsd
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#include <packager/media/base/audio_stream_info.h>
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#include <gtest/gtest.h>
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namespace shaka {
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namespace media {
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const int kSimpleProfile = 0;
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const int kBaseProfile = 1;
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TEST(AudioStreamInfo, IamfGetCodecStringForSimpleProfilesAndPcm) {
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const uint8_t audio_object_type =
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((kSimpleProfile << 6) | // primary_profile
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((kSimpleProfile << 4) & 0x3F) | // additional_profile
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((kCodecPcm - kCodecAudio) & 0xF)); // IAMF codec
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std::string codec_string =
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AudioStreamInfo::GetCodecString(kCodecIAMF, audio_object_type);
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EXPECT_EQ("iamf.000.000.ipcm", codec_string);
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}
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TEST(AudioStreamInfo, IamfGetCodecStringForSimpleProfilesAndOpus) {
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const uint8_t audio_object_type =
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((kSimpleProfile << 6) | // primary_profile
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((kSimpleProfile << 4) & 0x3F) | // additional_profile
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((kCodecOpus - kCodecAudio) & 0xF)); // IAMF codec
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std::string codec_string =
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AudioStreamInfo::GetCodecString(kCodecIAMF, audio_object_type);
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EXPECT_EQ("iamf.000.000.Opus", codec_string);
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}
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TEST(AudioStreamInfo, IamfGetCodecStringForSimpleProfilesAndMp4a) {
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const uint8_t audio_object_type =
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((kSimpleProfile << 6) | // primary_profile
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((kSimpleProfile << 4) & 0x3F) | // additional_profile
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((kCodecAAC - kCodecAudio) & 0xF)); // IAMF codec
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std::string codec_string =
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AudioStreamInfo::GetCodecString(kCodecIAMF, audio_object_type);
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EXPECT_EQ("iamf.000.000.mp4a.40.2", codec_string);
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}
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TEST(AudioStreamInfo, IamfGetCodecStringForSimpleProfilesAndFlac) {
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const uint8_t audio_object_type =
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((kSimpleProfile << 6) | // primary_profile
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((kSimpleProfile << 4) & 0x3F) | // additional_profile
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((kCodecFlac - kCodecAudio) & 0xF)); // IAMF codec
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std::string codec_string =
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AudioStreamInfo::GetCodecString(kCodecIAMF, audio_object_type);
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EXPECT_EQ("iamf.000.000.fLaC", codec_string);
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}
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TEST(AudioStreamInfo, IamfGetCodecStringForBaseProfilesAndPcm) {
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const uint8_t audio_object_type =
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((kBaseProfile << 6) | // primary_profile = 1
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((kBaseProfile << 4) & 0x3F) | // additional_profile = 1
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((kCodecPcm - kCodecAudio) & 0xF)); // IAMF codec
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std::string codec_string =
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AudioStreamInfo::GetCodecString(kCodecIAMF, audio_object_type);
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EXPECT_EQ("iamf.001.001.ipcm", codec_string);
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}
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} // namespace media
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} // namespace shaka
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