dom/media/AudioDeviceInfo.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 #include "AudioDeviceInfo.h"
   7
   8 NS_IMPL_ISUPPORTS(AudioDeviceInfo, nsIAudioDeviceInfo)
   9
  10 AudioDeviceInfo::AudioDeviceInfo(const nsAString& aName,
  11                                  const nsAString& aGroupId,
  12                                  const nsAString& aVendor,
  13                                  uint16_t aType,
  14                                  uint16_t aState,
  15                                  uint16_t aPreferred,
  16                                  uint16_t aSupportedFormat,
  17                                  uint16_t aDefaultFormat,
  18                                  uint32_t aMaxChannels,
  19                                  uint32_t aDefaultRate,
  20                                  uint32_t aMaxRate,
  21                                  uint32_t aMinRate,
  22                                  uint32_t aMaxLatency,
  23                                  uint32_t aMinLatency)
  24   : mName(aName)
  25   , mGroupId(aGroupId)
  26   , mVendor(aVendor)
  27   , mType(aType)
  28   , mState(aState)
  29   , mPreferred(aPreferred)
  30   , mSupportedFormat(aSupportedFormat)
  31   , mDefaultFormat(aDefaultFormat)
  32   , mMaxChannels(aMaxChannels)
  33   , mDefaultRate(aDefaultRate)
  34   , mMaxRate(aMaxRate)
  35   , mMinRate(aMinRate)
  36   , mMaxLatency(aMaxLatency)
  37   , mMinLatency(aMinLatency)
  38 {
  39   MOZ_ASSERT(mType == TYPE_UNKNOWN ||
  40              mType == TYPE_INPUT ||
  41              mType == TYPE_OUTPUT, "Wrong type");
  42   MOZ_ASSERT(mState == STATE_DISABLED ||
  43              mState == STATE_UNPLUGGED ||
  44              mState == STATE_ENABLED, "Wrong state");
  45   MOZ_ASSERT(mPreferred == PREF_NONE ||
  46              mPreferred == PREF_ALL ||
  47              mPreferred & (PREF_MULTIMEDIA | PREF_VOICE | PREF_NOTIFICATION),
  48              "Wrong preferred value");
  49   MOZ_ASSERT(mSupportedFormat & (FMT_S16LE | FMT_S16BE | FMT_F32LE | FMT_F32BE),
  50              "Wrong supported format");
  51   MOZ_ASSERT(mDefaultFormat == FMT_S16LE ||
  52              mDefaultFormat == FMT_S16BE ||
  53              mDefaultFormat == FMT_F32LE ||
  54              mDefaultFormat == FMT_F32BE, "Wrong default format");
  55 }
  56
  57 /* readonly attribute DOMString name; */
  58 NS_IMETHODIMP
  59 AudioDeviceInfo::GetName(nsAString& aName)
  60 {
  61   aName = mName;
  62   return NS_OK;
  63 }
  64
  65 /* readonly attribute DOMString groupId; */
  66 NS_IMETHODIMP
  67 AudioDeviceInfo::GetGroupId(nsAString& aGroupId)
  68 {
  69   aGroupId = mGroupId;
  70   return NS_OK;
  71 }
  72
  73 /* readonly attribute DOMString vendor; */
  74 NS_IMETHODIMP
  75 AudioDeviceInfo::GetVendor(nsAString& aVendor)
  76 {
  77   aVendor = mVendor;
  78   return NS_OK;
  79 }
  80
  81 /* readonly attribute unsigned short type; */
  82 NS_IMETHODIMP
  83 AudioDeviceInfo::GetType(uint16_t* aType)
  84 {
  85   *aType = mType;
  86   return NS_OK;
  87 }
  88
  89 /* readonly attribute unsigned short state; */
  90 NS_IMETHODIMP
  91 AudioDeviceInfo::GetState(uint16_t* aState)
  92 {
  93   *aState = mState;
  94   return NS_OK;
  95 }
  96
  97 /* readonly attribute unsigned short preferred; */
  98 NS_IMETHODIMP
  99 AudioDeviceInfo::GetPreferred(uint16_t* aPreferred)
 100 {
 101   *aPreferred = mPreferred;
 102   return NS_OK;
 103 }
 104
 105 /* readonly attribute unsigned short supportedFormat; */
 106 NS_IMETHODIMP
 107 AudioDeviceInfo::GetSupportedFormat(uint16_t* aSupportedFormat)
 108 {
 109   *aSupportedFormat = mSupportedFormat;
 110   return NS_OK;
 111 }
 112
 113 /* readonly attribute unsigned short defaultFormat; */
 114 NS_IMETHODIMP
 115 AudioDeviceInfo::GetDefaultFormat(uint16_t* aDefaultFormat)
 116 {
 117   *aDefaultFormat = mDefaultFormat;
 118   return NS_OK;
 119 }
 120
 121 /* readonly attribute unsigned long maxChannels; */
 122 NS_IMETHODIMP
 123 AudioDeviceInfo::GetMaxChannels(uint32_t* aMaxChannels)
 124 {
 125   *aMaxChannels = mMaxChannels;
 126   return NS_OK;
 127 }
 128
 129 /* readonly attribute unsigned long defaultRate; */
 130 NS_IMETHODIMP
 131 AudioDeviceInfo::GetDefaultRate(uint32_t* aDefaultRate)
 132 {
 133   *aDefaultRate = mDefaultRate;
 134   return NS_OK;
 135 }
 136
 137 /* readonly attribute unsigned long maxRate; */
 138 NS_IMETHODIMP
 139 AudioDeviceInfo::GetMaxRate(uint32_t* aMaxRate)
 140 {
 141   *aMaxRate = mMaxRate;
 142   return NS_OK;
 143 }
 144
 145 /* readonly attribute unsigned long minRate; */
 146 NS_IMETHODIMP
 147 AudioDeviceInfo::GetMinRate(uint32_t* aMinRate)
 148 {
 149   *aMinRate = mMinRate;
 150   return NS_OK;
 151 }
 152
 153 /* readonly attribute unsigned long maxLatency; */
 154 NS_IMETHODIMP
 155 AudioDeviceInfo::GetMaxLatency(uint32_t* aMaxLatency)
 156 {
 157   *aMaxLatency = mMaxLatency;
 158   return NS_OK;
 159 }
 160
 161 /* readonly attribute unsigned long minLatency; */
 162 NS_IMETHODIMP
 163 AudioDeviceInfo::GetMinLatency(uint32_t* aMinLatency)
 164 {
 165   *aMinLatency = mMinLatency;
 166   return NS_OK;
 167 }