48af652ea5
ACM1 code is wrapped in namespace acm1. Inculde paths and define guards of ACM2 source codes are corrected. gypi file of ACM2 is changed so that ACM1 will later on depends on ACM2. BUG= R=andrew@webrtc.org Review URL: https://webrtc-codereview.appspot.com/2206004 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4743 4adac7df-926f-26a2-2b94-8c16560cd09d
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
/*
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* Copyright (c) 2012 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 "webrtc/modules/audio_coding/main/acm2/acm_pcmu.h"
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#include "webrtc/modules/audio_coding/codecs/g711/include/g711_interface.h"
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#include "webrtc/modules/audio_coding/main/acm2/acm_common_defs.h"
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#include "webrtc/system_wrappers/interface/trace.h"
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// Codec interface.
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namespace webrtc {
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ACMPCMU::ACMPCMU(int16_t codec_id) { codec_id_ = codec_id; }
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ACMPCMU::~ACMPCMU() {}
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int16_t ACMPCMU::InternalEncode(uint8_t* bitstream,
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int16_t* bitstream_len_byte) {
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*bitstream_len_byte = WebRtcG711_EncodeU(
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NULL, &in_audio_[in_audio_ix_read_], frame_len_smpl_ * num_channels_,
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reinterpret_cast<int16_t*>(bitstream));
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// Increment the read index this tell the caller that how far
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// we have gone forward in reading the audio buffer.
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in_audio_ix_read_ += frame_len_smpl_ * num_channels_;
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return *bitstream_len_byte;
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}
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int16_t ACMPCMU::InternalInitEncoder(WebRtcACMCodecParams* /* codec_params */) {
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// This codec does not need initialization, PCM has no instance.
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return 0;
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}
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ACMGenericCodec* ACMPCMU::CreateInstance(void) { return NULL; }
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int16_t ACMPCMU::InternalCreateEncoder() {
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// PCM has no instance.
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return 0;
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}
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void ACMPCMU::InternalDestructEncoderInst(void* /* ptr_inst */) {
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// PCM has no instance.
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}
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void ACMPCMU::DestructEncoderSafe() {
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// PCM has no instance.
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encoder_exist_ = false;
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encoder_initialized_ = false;
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}
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} // namespace webrtc
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