webrtc/modules/audio_processing/aec3/render_delay_buffer_unittest.cc
Gustaf Ullberg e47433f017 AEC3: Remove legacy render buffering
This CL removes the legacy, no longer used, render buffering code. It
also removes four unused parameters from the AEC3 config. The change
is tested for bit-exactness.

Bug: webrtc:8671
Change-Id: I2bb6cb7a1097863f228767d757d551c00593bb00
Reviewed-on: https://webrtc-review.googlesource.com/c/119701
Reviewed-by: Henrik Lundin <henrik.lundin@webrtc.org>
Reviewed-by: Per Åhgren <peah@webrtc.org>
Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26399}
2019-01-25 08:31:12 +00:00

126 lines
4.4 KiB
C++

/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "modules/audio_processing/aec3/render_delay_buffer.h"
#include <memory>
#include <string>
#include <vector>
#include "api/array_view.h"
#include "modules/audio_processing/aec3/aec3_common.h"
#include "modules/audio_processing/logging/apm_data_dumper.h"
#include "rtc_base/random.h"
#include "rtc_base/strings/string_builder.h"
#include "test/gtest.h"
namespace webrtc {
namespace {
std::string ProduceDebugText(int sample_rate_hz) {
rtc::StringBuilder ss;
ss << "Sample rate: " << sample_rate_hz;
return ss.Release();
}
} // namespace
// Verifies that the buffer overflow is correctly reported.
TEST(RenderDelayBuffer, BufferOverflow) {
const EchoCanceller3Config config;
for (auto rate : {8000, 16000, 32000, 48000}) {
SCOPED_TRACE(ProduceDebugText(rate));
std::unique_ptr<RenderDelayBuffer> delay_buffer(
RenderDelayBuffer::Create(config, NumBandsForRate(rate)));
std::vector<std::vector<float>> block_to_insert(
NumBandsForRate(rate), std::vector<float>(kBlockSize, 0.f));
for (size_t k = 0; k < 10; ++k) {
EXPECT_EQ(RenderDelayBuffer::BufferingEvent::kNone,
delay_buffer->Insert(block_to_insert));
}
bool overrun_occurred = false;
for (size_t k = 0; k < 1000; ++k) {
RenderDelayBuffer::BufferingEvent event =
delay_buffer->Insert(block_to_insert);
overrun_occurred =
overrun_occurred ||
RenderDelayBuffer::BufferingEvent::kRenderOverrun == event;
}
EXPECT_TRUE(overrun_occurred);
}
}
// Verifies that the check for available block works.
TEST(RenderDelayBuffer, AvailableBlock) {
constexpr size_t kNumBands = 1;
std::unique_ptr<RenderDelayBuffer> delay_buffer(
RenderDelayBuffer::Create(EchoCanceller3Config(), kNumBands));
std::vector<std::vector<float>> input_block(
kNumBands, std::vector<float>(kBlockSize, 1.f));
EXPECT_EQ(RenderDelayBuffer::BufferingEvent::kNone,
delay_buffer->Insert(input_block));
delay_buffer->PrepareCaptureProcessing();
}
// Verifies the SetDelay method.
TEST(RenderDelayBuffer, SetDelay) {
EchoCanceller3Config config;
std::unique_ptr<RenderDelayBuffer> delay_buffer(
RenderDelayBuffer::Create(config, 1));
ASSERT_TRUE(delay_buffer->Delay());
delay_buffer->Reset();
size_t initial_internal_delay = 0;
for (size_t delay = initial_internal_delay;
delay < initial_internal_delay + 20; ++delay) {
ASSERT_TRUE(delay_buffer->SetDelay(delay));
EXPECT_EQ(delay, delay_buffer->Delay());
}
}
#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
// Verifies the check for feasible delay.
// TODO(peah): Re-enable the test once the issue with memory leaks during DEATH
// tests on test bots has been fixed.
TEST(RenderDelayBuffer, DISABLED_WrongDelay) {
std::unique_ptr<RenderDelayBuffer> delay_buffer(
RenderDelayBuffer::Create(EchoCanceller3Config(), 3));
EXPECT_DEATH(delay_buffer->SetDelay(21), "");
}
// Verifies the check for the number of bands in the inserted blocks.
TEST(RenderDelayBuffer, WrongNumberOfBands) {
for (auto rate : {16000, 32000, 48000}) {
SCOPED_TRACE(ProduceDebugText(rate));
std::unique_ptr<RenderDelayBuffer> delay_buffer(RenderDelayBuffer::Create(
EchoCanceller3Config(), NumBandsForRate(rate)));
std::vector<std::vector<float>> block_to_insert(
NumBandsForRate(rate < 48000 ? rate + 16000 : 16000),
std::vector<float>(kBlockSize, 0.f));
EXPECT_DEATH(delay_buffer->Insert(block_to_insert), "");
}
}
// Verifies the check of the length of the inserted blocks.
TEST(RenderDelayBuffer, WrongBlockLength) {
for (auto rate : {8000, 16000, 32000, 48000}) {
SCOPED_TRACE(ProduceDebugText(rate));
std::unique_ptr<RenderDelayBuffer> delay_buffer(
RenderDelayBuffer::Create(EchoCanceller3Config(), 3));
std::vector<std::vector<float>> block_to_insert(
NumBandsForRate(rate), std::vector<float>(kBlockSize - 1, 0.f));
EXPECT_DEATH(delay_buffer->Insert(block_to_insert), "");
}
}
#endif
} // namespace webrtc