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      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_ILBC_H_
     12 #define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_ILBC_H_
     13 
     14 #include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h"
     15 
     16 // forward declaration
     17 struct iLBC_encinst_t_;
     18 struct iLBC_decinst_t_;
     19 
     20 namespace webrtc {
     21 
     22 namespace acm2 {
     23 
     24 class ACMILBC : public ACMGenericCodec {
     25  public:
     26   explicit ACMILBC(int16_t codec_id);
     27   ~ACMILBC();
     28 
     29   // for FEC
     30   ACMGenericCodec* CreateInstance(void);
     31 
     32   int16_t InternalEncode(uint8_t* bitstream,
     33                          int16_t* bitstream_len_byte) OVERRIDE
     34       EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
     35 
     36   int16_t InternalInitEncoder(WebRtcACMCodecParams* codec_params);
     37 
     38  protected:
     39   int16_t SetBitRateSafe(const int32_t rate) OVERRIDE
     40       EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
     41 
     42   void DestructEncoderSafe() OVERRIDE
     43       EXCLUSIVE_LOCKS_REQUIRED(codec_wrapper_lock_);
     44 
     45   int16_t InternalCreateEncoder();
     46 
     47   iLBC_encinst_t_* encoder_inst_ptr_;
     48 };
     49 
     50 }  // namespace acm2
     51 
     52 }  // namespace webrtc
     53 
     54 #endif  // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_ILBC_H_
     55