LCOV - code coverage report
Current view: top level - media/webrtc/trunk/webrtc/modules/audio_coding/codecs - audio_decoder.cc (source / functions) Hit Total Coverage
Test: output.info Lines: 0 45 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 13 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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             : #include "webrtc/modules/audio_coding/codecs/audio_decoder.h"
      12             : 
      13             : #include <assert.h>
      14             : #include <memory>
      15             : #include <utility>
      16             : 
      17             : #include "webrtc/base/array_view.h"
      18             : #include "webrtc/base/checks.h"
      19             : #include "webrtc/base/sanitizer.h"
      20             : #include "webrtc/base/trace_event.h"
      21             : #include "webrtc/modules/audio_coding/codecs/legacy_encoded_audio_frame.h"
      22             : 
      23             : namespace webrtc {
      24             : 
      25             : AudioDecoder::ParseResult::ParseResult() = default;
      26             : AudioDecoder::ParseResult::ParseResult(ParseResult&& b) = default;
      27           0 : AudioDecoder::ParseResult::ParseResult(uint32_t timestamp,
      28             :                                        int priority,
      29           0 :                                        std::unique_ptr<EncodedAudioFrame> frame)
      30           0 :     : timestamp(timestamp), priority(priority), frame(std::move(frame)) {
      31           0 :   RTC_DCHECK_GE(priority, 0);
      32           0 : }
      33             : 
      34             : AudioDecoder::ParseResult::~ParseResult() = default;
      35             : 
      36             : AudioDecoder::ParseResult& AudioDecoder::ParseResult::operator=(
      37             :     ParseResult&& b) = default;
      38             : 
      39           0 : std::vector<AudioDecoder::ParseResult> AudioDecoder::ParsePayload(
      40             :     rtc::Buffer&& payload,
      41             :     uint32_t timestamp) {
      42           0 :   std::vector<ParseResult> results;
      43             :   std::unique_ptr<EncodedAudioFrame> frame(
      44           0 :       new LegacyEncodedAudioFrame(this, std::move(payload)));
      45           0 :   results.emplace_back(timestamp, 0, std::move(frame));
      46           0 :   return results;
      47             : }
      48             : 
      49           0 : int AudioDecoder::Decode(const uint8_t* encoded, size_t encoded_len,
      50             :                          int sample_rate_hz, size_t max_decoded_bytes,
      51             :                          int16_t* decoded, SpeechType* speech_type) {
      52           0 :   TRACE_EVENT0("webrtc", "AudioDecoder::Decode");
      53           0 :   rtc::MsanCheckInitialized(rtc::MakeArrayView(encoded, encoded_len));
      54           0 :   int duration = PacketDuration(encoded, encoded_len);
      55           0 :   if (duration >= 0 &&
      56           0 :       duration * Channels() * sizeof(int16_t) > max_decoded_bytes) {
      57           0 :     return -1;
      58             :   }
      59             :   return DecodeInternal(encoded, encoded_len, sample_rate_hz, decoded,
      60           0 :                         speech_type);
      61             : }
      62             : 
      63           0 : int AudioDecoder::DecodeRedundant(const uint8_t* encoded, size_t encoded_len,
      64             :                                   int sample_rate_hz, size_t max_decoded_bytes,
      65             :                                   int16_t* decoded, SpeechType* speech_type) {
      66           0 :   TRACE_EVENT0("webrtc", "AudioDecoder::DecodeRedundant");
      67           0 :   rtc::MsanCheckInitialized(rtc::MakeArrayView(encoded, encoded_len));
      68           0 :   int duration = PacketDurationRedundant(encoded, encoded_len);
      69           0 :   if (duration >= 0 &&
      70           0 :       duration * Channels() * sizeof(int16_t) > max_decoded_bytes) {
      71           0 :     return -1;
      72             :   }
      73             :   return DecodeRedundantInternal(encoded, encoded_len, sample_rate_hz, decoded,
      74           0 :                                  speech_type);
      75             : }
      76             : 
      77           0 : int AudioDecoder::DecodeRedundantInternal(const uint8_t* encoded,
      78             :                                           size_t encoded_len,
      79             :                                           int sample_rate_hz, int16_t* decoded,
      80             :                                           SpeechType* speech_type) {
      81             :   return DecodeInternal(encoded, encoded_len, sample_rate_hz, decoded,
      82           0 :                         speech_type);
      83             : }
      84             : 
      85           0 : bool AudioDecoder::HasDecodePlc() const { return false; }
      86             : 
      87           0 : size_t AudioDecoder::DecodePlc(size_t num_frames, int16_t* decoded) {
      88           0 :   return 0;
      89             : }
      90             : 
      91           0 : int AudioDecoder::IncomingPacket(const uint8_t* payload,
      92             :                                  size_t payload_len,
      93             :                                  uint16_t rtp_sequence_number,
      94             :                                  uint32_t rtp_timestamp,
      95             :                                  uint32_t arrival_timestamp) {
      96           0 :   return 0;
      97             : }
      98             : 
      99           0 : int AudioDecoder::ErrorCode() { return 0; }
     100             : 
     101           0 : int AudioDecoder::PacketDuration(const uint8_t* encoded,
     102             :                                  size_t encoded_len) const {
     103           0 :   return kNotImplemented;
     104             : }
     105             : 
     106           0 : int AudioDecoder::PacketDurationRedundant(const uint8_t* encoded,
     107             :                                           size_t encoded_len) const {
     108           0 :   return kNotImplemented;
     109             : }
     110             : 
     111           0 : bool AudioDecoder::PacketHasFec(const uint8_t* encoded,
     112             :                                 size_t encoded_len) const {
     113           0 :   return false;
     114             : }
     115             : 
     116           0 : AudioDecoder::SpeechType AudioDecoder::ConvertSpeechType(int16_t type) {
     117           0 :   switch (type) {
     118             :     case 0:  // TODO(hlundin): Both iSAC and Opus return 0 for speech.
     119             :     case 1:
     120           0 :       return kSpeech;
     121             :     case 2:
     122           0 :       return kComfortNoise;
     123             :     default:
     124           0 :       assert(false);
     125             :       return kSpeech;
     126             :   }
     127             : }
     128             : 
     129             : }  // namespace webrtc

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