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https://github.com/mollyim/webrtc.git
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12ab00b4d8
Changes places where we explicitly construct an Optional to instead use nullopt or the requisite value type only. This CL was uploaded by git cl split. R=kwiberg@webrtc.org Bug: None Change-Id: I055411a3e521964c81100869a197dd92f5608f1b Reviewed-on: https://webrtc-review.googlesource.com/23619 Commit-Queue: Oskar Sundbom <ossu@webrtc.org> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Elad Alon <eladalon@webrtc.org> Cr-Commit-Position: refs/heads/master@{#20728}
85 lines
3.3 KiB
C++
85 lines
3.3 KiB
C++
/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <map>
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#include <string>
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#include "modules/audio_coding/neteq/neteq_decoder_enum.h"
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namespace webrtc {
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rtc::Optional<SdpAudioFormat> NetEqDecoderToSdpAudioFormat(NetEqDecoder nd) {
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switch (nd) {
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case NetEqDecoder::kDecoderPCMu:
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return SdpAudioFormat("pcmu", 8000, 1);
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case NetEqDecoder::kDecoderPCMa:
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return SdpAudioFormat("pcma", 8000, 1);
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case NetEqDecoder::kDecoderPCMu_2ch:
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return SdpAudioFormat("pcmu", 8000, 2);
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case NetEqDecoder::kDecoderPCMa_2ch:
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return SdpAudioFormat("pcma", 8000, 2);
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case NetEqDecoder::kDecoderILBC:
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return SdpAudioFormat("ilbc", 8000, 1);
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case NetEqDecoder::kDecoderISAC:
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return SdpAudioFormat("isac", 16000, 1);
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case NetEqDecoder::kDecoderISACswb:
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return SdpAudioFormat("isac", 32000, 1);
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case NetEqDecoder::kDecoderPCM16B:
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return SdpAudioFormat("l16", 8000, 1);
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case NetEqDecoder::kDecoderPCM16Bwb:
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return SdpAudioFormat("l16", 16000, 1);
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case NetEqDecoder::kDecoderPCM16Bswb32kHz:
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return SdpAudioFormat("l16", 32000, 1);
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case NetEqDecoder::kDecoderPCM16Bswb48kHz:
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return SdpAudioFormat("l16", 48000, 1);
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case NetEqDecoder::kDecoderPCM16B_2ch:
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return SdpAudioFormat("l16", 8000, 2);
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case NetEqDecoder::kDecoderPCM16Bwb_2ch:
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return SdpAudioFormat("l16", 16000, 2);
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case NetEqDecoder::kDecoderPCM16Bswb32kHz_2ch:
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return SdpAudioFormat("l16", 32000, 2);
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case NetEqDecoder::kDecoderPCM16Bswb48kHz_2ch:
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return SdpAudioFormat("l16", 48000, 2);
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case NetEqDecoder::kDecoderPCM16B_5ch:
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return SdpAudioFormat("l16", 8000, 5);
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case NetEqDecoder::kDecoderG722:
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return SdpAudioFormat("g722", 8000, 1);
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case NetEqDecoder::kDecoderG722_2ch:
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return SdpAudioFormat("g722", 8000, 2);
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case NetEqDecoder::kDecoderOpus:
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return SdpAudioFormat("opus", 48000, 2);
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case NetEqDecoder::kDecoderOpus_2ch:
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return SdpAudioFormat(
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"opus", 48000, 2,
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std::map<std::string, std::string>{{"stereo", "1"}});
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case NetEqDecoder::kDecoderRED:
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return SdpAudioFormat("red", 8000, 1);
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case NetEqDecoder::kDecoderAVT:
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return SdpAudioFormat("telephone-event", 8000, 1);
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case NetEqDecoder::kDecoderAVT16kHz:
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return SdpAudioFormat("telephone-event", 16000, 1);
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case NetEqDecoder::kDecoderAVT32kHz:
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return SdpAudioFormat("telephone-event", 32000, 1);
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case NetEqDecoder::kDecoderAVT48kHz:
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return SdpAudioFormat("telephone-event", 48000, 1);
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case NetEqDecoder::kDecoderCNGnb:
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return SdpAudioFormat("cn", 8000, 1);
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case NetEqDecoder::kDecoderCNGwb:
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return SdpAudioFormat("cn", 16000, 1);
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case NetEqDecoder::kDecoderCNGswb32kHz:
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return SdpAudioFormat("cn", 32000, 1);
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case NetEqDecoder::kDecoderCNGswb48kHz:
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return SdpAudioFormat("cn", 48000, 1);
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default:
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return rtc::nullopt;
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}
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}
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} // namespace webrtc
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