mirror of
https://github.com/oxen-io/session-android.git
synced 2024-12-22 07:57:30 +00:00
84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
/*
|
|
* Copyright (c) 2012 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/modules/audio_coding/main/acm2/acm_cng.h"
|
|
|
|
#include "webrtc/modules/audio_coding/codecs/cng/include/webrtc_cng.h"
|
|
#include "webrtc/modules/audio_coding/main/acm2/acm_codec_database.h"
|
|
#include "webrtc/modules/audio_coding/main/acm2/acm_common_defs.h"
|
|
#include "webrtc/system_wrappers/interface/trace.h"
|
|
|
|
namespace webrtc {
|
|
|
|
namespace acm2 {
|
|
|
|
ACMCNG::ACMCNG(int16_t codec_id) {
|
|
encoder_inst_ptr_ = NULL;
|
|
codec_id_ = codec_id;
|
|
samp_freq_hz_ = ACMCodecDB::CodecFreq(codec_id_);
|
|
return;
|
|
}
|
|
|
|
ACMCNG::~ACMCNG() {
|
|
if (encoder_inst_ptr_ != NULL) {
|
|
WebRtcCng_FreeEnc(encoder_inst_ptr_);
|
|
encoder_inst_ptr_ = NULL;
|
|
}
|
|
return;
|
|
}
|
|
|
|
// CNG is not like a regular encoder, this function
|
|
// should not be called normally
|
|
// instead the following function is called from inside
|
|
// ACMGenericCodec::ProcessFrameVADDTX
|
|
int16_t ACMCNG::InternalEncode(uint8_t* /* bitstream */,
|
|
int16_t* /* bitstream_len_byte */) {
|
|
return -1;
|
|
}
|
|
|
|
// CNG is not like a regular encoder,
|
|
// this function should not be called normally
|
|
// instead the following function is called from inside
|
|
// ACMGenericCodec::ProcessFrameVADDTX
|
|
int16_t ACMCNG::InternalInitEncoder(WebRtcACMCodecParams* /* codec_params */) {
|
|
return -1;
|
|
}
|
|
|
|
ACMGenericCodec* ACMCNG::CreateInstance(void) { return NULL; }
|
|
|
|
int16_t ACMCNG::InternalCreateEncoder() {
|
|
if (WebRtcCng_CreateEnc(&encoder_inst_ptr_) < 0) {
|
|
encoder_inst_ptr_ = NULL;
|
|
return -1;
|
|
} else {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
void ACMCNG::DestructEncoderSafe() {
|
|
if (encoder_inst_ptr_ != NULL) {
|
|
WebRtcCng_FreeEnc(encoder_inst_ptr_);
|
|
encoder_inst_ptr_ = NULL;
|
|
}
|
|
encoder_exist_ = false;
|
|
encoder_initialized_ = false;
|
|
}
|
|
|
|
void ACMCNG::InternalDestructEncoderInst(void* ptr_inst) {
|
|
if (ptr_inst != NULL) {
|
|
WebRtcCng_FreeEnc(static_cast<CNG_enc_inst*>(ptr_inst));
|
|
}
|
|
return;
|
|
}
|
|
|
|
} // namespace acm2
|
|
|
|
} // namespace webrtc
|