/* * 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 "webrtc/api/audio_codecs/g722/audio_decoder_g722.h" #include #include #include "webrtc/common_types.h" #include "webrtc/modules/audio_coding/codecs/g722/audio_decoder_g722.h" #include "webrtc/rtc_base/ptr_util.h" #include "webrtc/rtc_base/safe_conversions.h" namespace webrtc { rtc::Optional AudioDecoderG722::SdpToConfig( const SdpAudioFormat& format) { return STR_CASE_CMP(format.name.c_str(), "G722") == 0 && format.clockrate_hz == 8000 && (format.num_channels == 1 || format.num_channels == 2) ? rtc::Optional( Config{rtc::dchecked_cast(format.num_channels)}) : rtc::Optional(); } void AudioDecoderG722::AppendSupportedDecoders( std::vector* specs) { specs->push_back({{"G722", 8000, 1}, {16000, 1, 64000}}); } std::unique_ptr AudioDecoderG722::MakeAudioDecoder( Config config) { switch (config.num_channels) { case 1: return rtc::MakeUnique(); case 2: return rtc::MakeUnique(); default: return nullptr; } } } // namespace webrtc