51 lines
1.7 KiB
C++
51 lines
1.7 KiB
C++
// Copyright 2016 Google Inc. All rights reserved.
|
|
//
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file or at
|
|
// https://developers.google.com/open-source/licenses/bsd
|
|
|
|
#include <gtest/gtest.h>
|
|
|
|
#include "packager/base/macros.h"
|
|
#include "packager/media/codecs/ec3_audio_util.h"
|
|
|
|
namespace shaka {
|
|
namespace media {
|
|
|
|
TEST(EC3AudioUtilTest, CalculateEC3ChannelMapTest1) {
|
|
// audio_coding_mode is 7, which is Left, Center, Right, Left surround, Right
|
|
// surround. No dependent substreams. LFE channel on.
|
|
const uint8_t kEc3Data[] = {0, 0, 0, 0x0f, 0};
|
|
uint32_t channel_map;
|
|
EXPECT_TRUE(CalculateEC3ChannelMap(
|
|
std::vector<uint8_t>(kEc3Data, kEc3Data + arraysize(kEc3Data)),
|
|
&channel_map));
|
|
EXPECT_EQ(0xF801u, channel_map);
|
|
}
|
|
|
|
TEST(EC3AudioUtilTest, CalculateEC3ChannelMapTest2) {
|
|
// audio_coding_mode is 2, which is Left and Right. No dependent substreams.
|
|
// LFE channel off.
|
|
const uint8_t kEc3Data[] = {0, 0, 0, 0x04, 0};
|
|
uint32_t channel_map;
|
|
EXPECT_TRUE(CalculateEC3ChannelMap(
|
|
std::vector<uint8_t>(kEc3Data, kEc3Data + arraysize(kEc3Data)),
|
|
&channel_map));
|
|
EXPECT_EQ(0xA000u, channel_map);
|
|
}
|
|
|
|
TEST(EC3AudioUtilTest, CalculateEC3ChannelMapTest3) {
|
|
// audio_coding_mode is 3, which is Left, Center, and Right. Dependent
|
|
// substreams layout is 0b100000011, which is Left center/ Right center pair,
|
|
// Left rear surround/ Right rear surround pair, LFE2 on. LFE channel on.
|
|
const uint8_t kEc3Data[] = {0, 0, 0, 0x07, 0x07, 0x03};
|
|
uint32_t channel_map;
|
|
EXPECT_TRUE(CalculateEC3ChannelMap(
|
|
std::vector<uint8_t>(kEc3Data, kEc3Data + arraysize(kEc3Data)),
|
|
&channel_map));
|
|
EXPECT_EQ(0xE603u, channel_map);
|
|
}
|
|
|
|
} // namespace media
|
|
} // namespace shaka
|