| /* |
| * Copyright (c) 2011 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. |
| */ |
| |
| /* |
| * decode_bwe.c |
| * |
| * This C file contains the internal decode bandwidth estimate function. |
| * |
| */ |
| |
| |
| #include "bandwidth_estimator.h" |
| #include "codec.h" |
| #include "entropy_coding.h" |
| #include "structs.h" |
| |
| |
| |
| |
| int WebRtcIsacfix_EstimateBandwidth(BwEstimatorstr *bwest_str, |
| Bitstr_dec *streamdata, |
| size_t packet_size, |
| uint16_t rtp_seq_number, |
| uint32_t send_ts, |
| uint32_t arr_ts) |
| { |
| int16_t index; |
| size_t frame_samples; |
| int err; |
| |
| /* decode framelength */ |
| err = WebRtcIsacfix_DecodeFrameLen(streamdata, &frame_samples); |
| /* error check */ |
| if (err<0) { |
| return err; |
| } |
| |
| /* decode BW estimation */ |
| err = WebRtcIsacfix_DecodeSendBandwidth(streamdata, &index); |
| /* error check */ |
| if (err<0) { |
| return err; |
| } |
| |
| /* Update BWE with received data */ |
| err = WebRtcIsacfix_UpdateUplinkBwImpl( |
| bwest_str, |
| rtp_seq_number, |
| (int16_t)(frame_samples * 1000 / FS), |
| send_ts, |
| arr_ts, |
| packet_size, /* in bytes */ |
| index); |
| |
| /* error check */ |
| if (err<0) { |
| return err; |
| } |
| |
| /* Succesful */ |
| return 0; |
| } |