mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-13 22:00:47 +01:00
e62c2f2c77
rename WebRtcKeyValueConfig to FieldTrialsView Bug: webrtc:10335 Change-Id: If725bd498c4c3daf144bee638230fa089fdde833 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/256965 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Commit-Queue: Jonas Oreland <jonaso@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/main@{#36365}
71 lines
2.9 KiB
C++
71 lines
2.9 KiB
C++
/*
|
|
* Copyright (c) 2019 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 "api/audio_codecs/opus/audio_decoder_multi_channel_opus.h"
|
|
|
|
#include <memory>
|
|
#include <utility>
|
|
#include <vector>
|
|
|
|
#include "absl/memory/memory.h"
|
|
#include "absl/strings/match.h"
|
|
#include "modules/audio_coding/codecs/opus/audio_decoder_multi_channel_opus_impl.h"
|
|
|
|
namespace webrtc {
|
|
|
|
absl::optional<AudioDecoderMultiChannelOpusConfig>
|
|
AudioDecoderMultiChannelOpus::SdpToConfig(const SdpAudioFormat& format) {
|
|
return AudioDecoderMultiChannelOpusImpl::SdpToConfig(format);
|
|
}
|
|
|
|
void AudioDecoderMultiChannelOpus::AppendSupportedDecoders(
|
|
std::vector<AudioCodecSpec>* specs) {
|
|
// To get full utilization of the surround support of the Opus lib, we can
|
|
// mark which channel is the low frequency effects (LFE). But that is not done
|
|
// ATM.
|
|
{
|
|
AudioCodecInfo surround_5_1_opus_info{48000, 6,
|
|
/* default_bitrate_bps= */ 128000};
|
|
surround_5_1_opus_info.allow_comfort_noise = false;
|
|
surround_5_1_opus_info.supports_network_adaption = false;
|
|
SdpAudioFormat opus_format({"multiopus",
|
|
48000,
|
|
6,
|
|
{{"minptime", "10"},
|
|
{"useinbandfec", "1"},
|
|
{"channel_mapping", "0,4,1,2,3,5"},
|
|
{"num_streams", "4"},
|
|
{"coupled_streams", "2"}}});
|
|
specs->push_back({std::move(opus_format), surround_5_1_opus_info});
|
|
}
|
|
{
|
|
AudioCodecInfo surround_7_1_opus_info{48000, 8,
|
|
/* default_bitrate_bps= */ 200000};
|
|
surround_7_1_opus_info.allow_comfort_noise = false;
|
|
surround_7_1_opus_info.supports_network_adaption = false;
|
|
SdpAudioFormat opus_format({"multiopus",
|
|
48000,
|
|
8,
|
|
{{"minptime", "10"},
|
|
{"useinbandfec", "1"},
|
|
{"channel_mapping", "0,6,1,2,3,4,5,7"},
|
|
{"num_streams", "5"},
|
|
{"coupled_streams", "3"}}});
|
|
specs->push_back({std::move(opus_format), surround_7_1_opus_info});
|
|
}
|
|
}
|
|
|
|
std::unique_ptr<AudioDecoder> AudioDecoderMultiChannelOpus::MakeAudioDecoder(
|
|
AudioDecoderMultiChannelOpusConfig config,
|
|
absl::optional<AudioCodecPairId> /*codec_pair_id*/,
|
|
const FieldTrialsView* field_trials) {
|
|
return AudioDecoderMultiChannelOpusImpl::MakeAudioDecoder(config);
|
|
}
|
|
} // namespace webrtc
|