summaryrefslogtreecommitdiff
path: root/dom/media/webaudio/WebAudioUtils.cpp
blob: 6289f803b3c2993ab5321ca9622a2b8f91464715 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "WebAudioUtils.h"
#include "AudioNodeStream.h"
#include "blink/HRTFDatabaseLoader.h"

#include "nsContentUtils.h"
#include "nsIConsoleService.h"
#include "nsIScriptError.h"

namespace mozilla {

LazyLogModule gWebAudioAPILog("WebAudioAPI");

namespace dom {

void WebAudioUtils::ConvertAudioTimelineEventToTicks(AudioTimelineEvent& aEvent,
                                                     AudioNodeStream* aDest)
{
  aEvent.SetTimeInTicks(
      aDest->SecondsToNearestStreamTime(aEvent.Time<double>()));
  aEvent.mTimeConstant *= aDest->SampleRate();
  aEvent.mDuration *= aDest->SampleRate();
}

void
WebAudioUtils::Shutdown()
{
  WebCore::HRTFDatabaseLoader::shutdown();
}

int
WebAudioUtils::SpeexResamplerProcess(SpeexResamplerState* aResampler,
                                     uint32_t aChannel,
                                     const float* aIn, uint32_t* aInLen,
                                     float* aOut, uint32_t* aOutLen)
{
#ifdef MOZ_SAMPLE_TYPE_S16
  AutoTArray<AudioDataValue, WEBAUDIO_BLOCK_SIZE*4> tmp1;
  AutoTArray<AudioDataValue, WEBAUDIO_BLOCK_SIZE*4> tmp2;
  tmp1.SetLength(*aInLen);
  tmp2.SetLength(*aOutLen);
  ConvertAudioSamples(aIn, tmp1.Elements(), *aInLen);
  int result = speex_resampler_process_int(aResampler, aChannel, tmp1.Elements(), aInLen, tmp2.Elements(), aOutLen);
  ConvertAudioSamples(tmp2.Elements(), aOut, *aOutLen);
  return result;
#else
  return speex_resampler_process_float(aResampler, aChannel, aIn, aInLen, aOut, aOutLen);
#endif
}

int
WebAudioUtils::SpeexResamplerProcess(SpeexResamplerState* aResampler,
                                     uint32_t aChannel,
                                     const int16_t* aIn, uint32_t* aInLen,
                                     float* aOut, uint32_t* aOutLen)
{
  AutoTArray<AudioDataValue, WEBAUDIO_BLOCK_SIZE*4> tmp;
#ifdef MOZ_SAMPLE_TYPE_S16
  tmp.SetLength(*aOutLen);
  int result = speex_resampler_process_int(aResampler, aChannel, aIn, aInLen, tmp.Elements(), aOutLen);
  ConvertAudioSamples(tmp.Elements(), aOut, *aOutLen);
  return result;
#else
  tmp.SetLength(*aInLen);
  ConvertAudioSamples(aIn, tmp.Elements(), *aInLen);
  int result = speex_resampler_process_float(aResampler, aChannel, tmp.Elements(), aInLen, aOut, aOutLen);
  return result;
#endif
}

int
WebAudioUtils::SpeexResamplerProcess(SpeexResamplerState* aResampler,
                                     uint32_t aChannel,
                                     const int16_t* aIn, uint32_t* aInLen,
                                     int16_t* aOut, uint32_t* aOutLen)
{
#ifdef MOZ_SAMPLE_TYPE_S16
  return speex_resampler_process_int(aResampler, aChannel, aIn, aInLen, aOut, aOutLen);
#else
  AutoTArray<AudioDataValue, WEBAUDIO_BLOCK_SIZE*4> tmp1;
  AutoTArray<AudioDataValue, WEBAUDIO_BLOCK_SIZE*4> tmp2;
  tmp1.SetLength(*aInLen);
  tmp2.SetLength(*aOutLen);
  ConvertAudioSamples(aIn, tmp1.Elements(), *aInLen);
  int result = speex_resampler_process_float(aResampler, aChannel, tmp1.Elements(), aInLen, tmp2.Elements(), aOutLen);
  ConvertAudioSamples(tmp2.Elements(), aOut, *aOutLen);
  return result;
#endif
}

void
WebAudioUtils::LogToDeveloperConsole(uint64_t aWindowID, const char* aKey)
{
  // This implementation is derived from dom/media/VideoUtils.cpp, but we
  // use a windowID so that the message is delivered to the developer console.
  // It is similar to ContentUtils::ReportToConsole, but also works off main
  // thread.
  if (!NS_IsMainThread()) {
    nsCOMPtr<nsIRunnable> task =
      NS_NewRunnableFunction([aWindowID, aKey]() { LogToDeveloperConsole(aWindowID, aKey); });
    NS_DispatchToMainThread(task.forget(), NS_DISPATCH_NORMAL);
    return;
  }

  nsCOMPtr<nsIConsoleService> console(
    do_GetService("@mozilla.org/consoleservice;1"));
  if (!console) {
    NS_WARNING("Failed to log message to console.");
    return;
  }

  nsAutoCString spec;
  uint32_t aLineNumber, aColumnNumber;
  JSContext *cx = nsContentUtils::GetCurrentJSContext();
  if (cx) {
    nsJSUtils::GetCallingLocation(cx, spec, &aLineNumber, &aColumnNumber);
  }

  nsresult rv;
  nsCOMPtr<nsIScriptError> errorObject =
      do_CreateInstance(NS_SCRIPTERROR_CONTRACTID, &rv);
  if (!errorObject) {
    NS_WARNING("Failed to log message to console.");
    return;
  }

  nsXPIDLString result;
  rv = nsContentUtils::GetLocalizedString(nsContentUtils::eDOM_PROPERTIES,
                                          aKey, result);

  if (NS_FAILED(rv)) {
    NS_WARNING("Failed to log message to console.");
    return;
  }

  errorObject->InitWithWindowID(result,
                                NS_ConvertUTF8toUTF16(spec),
                                EmptyString(),
                                aLineNumber, aColumnNumber,
                                nsIScriptError::warningFlag, "Web Audio",
                                aWindowID);
  console->LogMessage(errorObject);
}

} // namespace dom
} // namespace mozilla