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Add core multi-channel pipeline in AEC3

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This CL adds basic the basic pipeline to support multi-channel
processing in AEC3.

Apart from that, it removes the 8 kHz processing support in several
places of the AEC3 code.

Bug: webrtc:10913
Change-Id: If5b75fa325ed0071deea94a7546cb4a7adf22137
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/150332
Commit-Queue: Per Åhgren <peah@webrtc.org>
Reviewed-by: Sam Zackrisson <saza@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29017}
This commit is contained in:
Per Åhgren
2019-08-30 08:54:09 +02:00
committed by Commit Bot
parent 01a49189af
commit f3a197e553
58 changed files with 1846 additions and 1137 deletions
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4
modules/audio_processing/aec3/block_delay_buffer_unittest.cc
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@ -50,10 +50,10 @@ std::string ProduceDebugText(int sample_rate_hz, size_t delay) {
// Verifies that the correct signal delay is achived.
TEST(BlockDelayBuffer, CorrectDelayApplied) {
for (size_t delay : {0, 1, 27, 160, 4321, 7021}) {
for (auto rate : {8000, 16000, 32000, 48000}) {
for (auto rate : {16000, 32000, 48000}) {
SCOPED_TRACE(ProduceDebugText(rate, delay));
size_t num_bands = NumBandsForRate(rate);
size_t subband_frame_length = rate == 8000 ? 80 : 160;
size_t subband_frame_length = 160;
BlockDelayBuffer delay_buffer(num_bands, subband_frame_length, delay);