164 lines
3.1 KiB
C++
164 lines
3.1 KiB
C++
/*
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* Copyright (c) 2011 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 "acm_red.h"
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#include "acm_neteq.h"
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#include "acm_common_defs.h"
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#include "trace.h"
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#include "webrtc_neteq.h"
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#include "webrtc_neteq_help_macros.h"
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namespace webrtc
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{
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ACMRED::ACMRED(WebRtc_Word16 codecID)
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{
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_codecID = codecID;
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}
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ACMRED::~ACMRED()
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{
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return;
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}
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WebRtc_Word16
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ACMRED::InternalEncode(
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WebRtc_UWord8* /* bitStream */,
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WebRtc_Word16* /* bitStreamLenByte */)
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{
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// RED is never used as an encoder
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// RED has no instance
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return 0;
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}
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WebRtc_Word16
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ACMRED::DecodeSafe(
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WebRtc_UWord8* /* bitStream */,
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WebRtc_Word16 /* bitStreamLenByte */,
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WebRtc_Word16* /* audio */,
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WebRtc_Word16* /* audioSamples */,
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WebRtc_Word8* /* speechType */)
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{
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return 0;
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}
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WebRtc_Word16
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ACMRED::InternalInitEncoder(
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WebRtcACMCodecParams* /* codecParams */)
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{
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// This codec does not need initialization,
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// RED has no instance
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return 0;
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}
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WebRtc_Word16
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ACMRED::InternalInitDecoder(
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WebRtcACMCodecParams* /* codecParams */)
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{
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// This codec does not need initialization,
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// RED has no instance
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return 0;
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}
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WebRtc_Word32
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ACMRED::CodecDef(
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WebRtcNetEQ_CodecDef& codecDef,
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const CodecInst& codecInst)
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{
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if (!_decoderInitialized)
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{
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// Todo:
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// log error
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return -1;
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}
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// Fill up the structure by calling
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// "SET_CODEC_PAR" & "SET_PCMU_FUNCTION."
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// Then call NetEQ to add the codec to it's
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// database.
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SET_CODEC_PAR((codecDef), kDecoderRED, codecInst.pltype, NULL, 8000);
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SET_RED_FUNCTIONS((codecDef));
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return 0;
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}
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ACMGenericCodec*
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ACMRED::CreateInstance(void)
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{
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return NULL;
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}
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WebRtc_Word16
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ACMRED::InternalCreateEncoder()
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{
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// RED has no instance
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return 0;
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}
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WebRtc_Word16
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ACMRED::InternalCreateDecoder()
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{
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// RED has no instance
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return 0;
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}
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void
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ACMRED::InternalDestructEncoderInst(
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void* /* ptrInst */)
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{
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// RED has no instance
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return;
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}
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void
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ACMRED::DestructEncoderSafe()
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{
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// RED has no instance
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return;
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}
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void ACMRED::DestructDecoderSafe()
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{
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// RED has no instance
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return;
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}
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WebRtc_Word16
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ACMRED::UnregisterFromNetEqSafe(
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ACMNetEQ* netEq,
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WebRtc_Word16 payloadType)
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{
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if(payloadType != _decoderParams.codecInstant.pltype)
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{
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WEBRTC_TRACE(webrtc::kTraceError, webrtc::kTraceAudioCoding, _uniqueID,
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"Cannot unregister codec %s given payload-type %d does not match \
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the stored payload type",
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_decoderParams.codecInstant.plname,
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payloadType,
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_decoderParams.codecInstant.pltype);
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return -1;
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}
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return netEq->RemoveCodec(kDecoderRED);
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}
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} // namespace webrtc
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