1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_G722_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_G722_H_ 13 14 #include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h" 15 #include "webrtc/system_wrappers/interface/thread_annotations.h" 16 17 typedef struct WebRtcG722EncInst G722EncInst; 18 typedef struct WebRtcG722DecInst G722DecInst; 19 20 namespace webrtc { 21 22 namespace acm2 { 23 24 // Forward declaration. 25 struct ACMG722EncStr; 26 struct ACMG722DecStr; 27 28 class ACMG722 : public ACMGenericCodec { 29 public: 30 explicit ACMG722(int16_t codec_id); 31 ~ACMG722(); 32 33 // For FEC. 34 ACMGenericCodec* CreateInstance(void); 35 36 int16_t InternalEncode(uint8_t* bitstream, int16_t* bitstream_len_byte); 37 38 int16_t InternalInitEncoder(WebRtcACMCodecParams* codec_params); 39 40 protected: 41 int32_t Add10MsDataSafe(const uint32_t timestamp, 42 const int16_t* data, 43 const uint16_t length_smpl, 44 const uint8_t audio_channel) 45 EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_); 46 47 void DestructEncoderSafe(); 48 49 int16_t InternalCreateEncoder(); 50 51 void InternalDestructEncoderInst(void* ptr_inst); 52 53 ACMG722EncStr* ptr_enc_str_; 54 55 G722EncInst* encoder_inst_ptr_; 56 G722EncInst* encoder_inst_ptr_right_; // Prepared for stereo 57 }; 58 59 } // namespace acm2 60 61 } // namespace webrtc 62 63 #endif // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_G722_H_ 64