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604fd2f1ab
Bug: webrtc:13555, webrtc:13082 Change-Id: I2c2cbcbd918f0cfa970c1a964893220ba11d4b41 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/247960 Reviewed-by: Artem Titov <titovartem@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: (Daniel.L) Byoungchan Lee <daniel.l@hpcnt.com> Cr-Commit-Position: refs/heads/main@{#35771}
81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/*
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* Copyright (c) 2015 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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#ifndef MODULES_AUDIO_CODING_CODECS_G711_AUDIO_DECODER_PCM_H_
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#define MODULES_AUDIO_CODING_CODECS_G711_AUDIO_DECODER_PCM_H_
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#include <stddef.h>
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#include <stdint.h>
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#include <vector>
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#include "api/audio_codecs/audio_decoder.h"
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#include "rtc_base/buffer.h"
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#include "rtc_base/checks.h"
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namespace webrtc {
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class AudioDecoderPcmU final : public AudioDecoder {
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public:
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explicit AudioDecoderPcmU(size_t num_channels) : num_channels_(num_channels) {
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RTC_DCHECK_GE(num_channels, 1);
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}
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AudioDecoderPcmU(const AudioDecoderPcmU&) = delete;
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AudioDecoderPcmU& operator=(const AudioDecoderPcmU&) = delete;
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void Reset() override;
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std::vector<ParseResult> ParsePayload(rtc::Buffer&& payload,
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uint32_t timestamp) override;
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int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override;
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int SampleRateHz() const override;
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size_t Channels() const override;
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protected:
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int DecodeInternal(const uint8_t* encoded,
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size_t encoded_len,
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int sample_rate_hz,
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int16_t* decoded,
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SpeechType* speech_type) override;
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private:
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const size_t num_channels_;
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};
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class AudioDecoderPcmA final : public AudioDecoder {
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public:
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explicit AudioDecoderPcmA(size_t num_channels) : num_channels_(num_channels) {
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RTC_DCHECK_GE(num_channels, 1);
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}
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AudioDecoderPcmA(const AudioDecoderPcmA&) = delete;
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AudioDecoderPcmA& operator=(const AudioDecoderPcmA&) = delete;
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void Reset() override;
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std::vector<ParseResult> ParsePayload(rtc::Buffer&& payload,
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uint32_t timestamp) override;
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int PacketDuration(const uint8_t* encoded, size_t encoded_len) const override;
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int SampleRateHz() const override;
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size_t Channels() const override;
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protected:
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int DecodeInternal(const uint8_t* encoded,
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size_t encoded_len,
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int sample_rate_hz,
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int16_t* decoded,
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SpeechType* speech_type) override;
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private:
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const size_t num_channels_;
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_CODING_CODECS_G711_AUDIO_DECODER_PCM_H_
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