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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 #include <stdio.h> |
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19 #include <stdlib.h> |
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20 #include <assert.h> |
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21 #include "xaequalizeritf.h" |
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22 #ifdef _GSTREAMER_BACKEND_ |
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23 #include "XAEqualizerItfAdaptation.h" |
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24 #endif |
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25 static const XAuint16 equalizerNumOfPresets = 0; |
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26 |
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27 /** |
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28 * XAEqualizerItfImpl* GetImpl(XAEqualizerItf self) |
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29 * Description: Validated interface pointer and cast it to implementations pointer. |
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30 **/ |
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31 static XAEqualizerItfImpl* GetImpl(XAEqualizerItf self) |
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32 { |
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33 if(self) |
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34 { |
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35 XAEqualizerItfImpl *impl = (XAEqualizerItfImpl*)(*self); |
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36 if(impl && impl == impl->self) |
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37 { |
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38 return impl; |
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39 } |
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40 } |
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41 return NULL; |
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42 } |
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43 |
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44 /** |
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45 * Base interface XAEqualizerItf implementation |
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46 */ |
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47 |
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48 /** |
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49 * XAresult XAEqualizerItfImpl_SetEnabled(XAEqualizerItf self,XAboolean enabled) |
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50 * Description: Enables the effect. |
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51 **/ |
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52 XAresult XAEqualizerItfImpl_SetEnabled(XAEqualizerItf self,XAboolean enabled) |
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53 { |
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54 XAresult ret = XA_RESULT_SUCCESS; |
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55 XAEqualizerItfImpl* impl = GetImpl(self); |
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56 |
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57 DEBUG_API("->XAEqualizerItfImpl_SetEnabled"); |
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58 |
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59 if(!impl) |
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60 { |
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61 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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62 DEBUG_API("<-XAEqualizerItfImpl_SetEnabled"); |
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63 /* invalid parameter */ |
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64 return XA_RESULT_PARAMETER_INVALID; |
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65 } |
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66 #ifdef _GSTREAMER_BACKEND_ |
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67 XAuint16 index = 0; |
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68 if(enabled && !(impl->enabled)) |
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69 { |
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70 for(index = 0; index < EQUALIZER_NUM_OF_BANDS; index++) |
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71 { |
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72 if(impl->changeLevel[index]) |
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73 { |
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74 ret = XAEqualizerItfAdapt_SetBandLevel(impl->adapCtx, index, impl->levels[index]); |
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75 |
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76 if(XA_RESULT_SUCCESS == ret) |
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77 { |
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78 impl->changeLevel[index] = XA_BOOLEAN_FALSE; |
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79 } |
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80 } |
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81 } |
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82 } |
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83 else if(!enabled && impl->enabled) |
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84 { |
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85 for(index = 0; index < EQUALIZER_NUM_OF_BANDS; index++) |
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86 { |
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87 ret = XAEqualizerItfAdapt_SetBandLevel(impl->adapCtx, index, EQUALIZER_DEFAULT_BAND_LEVEL); |
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88 |
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89 if(XA_RESULT_SUCCESS == ret) |
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90 { |
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91 impl->changeLevel[index] = XA_BOOLEAN_FALSE; |
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92 } |
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93 } |
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94 } |
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95 else |
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96 { |
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97 /* do nothing */ |
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98 } |
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99 #endif |
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100 if(ret == XA_RESULT_SUCCESS) |
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101 { |
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102 impl->enabled = enabled; |
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103 } |
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104 |
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105 DEBUG_API("<-XAEqualizerItfImpl_SetEnabled"); |
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106 return ret; |
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107 } |
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108 |
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109 /** |
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110 * XAresult XAEqualizerItfImpl_IsEnabled(XAEqualizerItf self, XAboolean *pEnabled) |
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111 * Description: Gets the enabled status of the effect. |
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112 **/ |
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113 XAresult XAEqualizerItfImpl_IsEnabled(XAEqualizerItf self, XAboolean *pEnabled) |
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114 { |
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115 XAresult ret = XA_RESULT_SUCCESS; |
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116 |
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117 XAEqualizerItfImpl* impl = GetImpl(self); |
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118 DEBUG_API("->XAEqualizerItfImpl_IsEnabled"); |
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119 |
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120 if(!impl || !pEnabled) |
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121 { |
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122 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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123 DEBUG_API("<-XAEqualizerItfImpl_IsEnabled"); |
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124 /* invalid parameter */ |
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125 return XA_RESULT_PARAMETER_INVALID; |
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126 } |
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127 |
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128 *pEnabled = impl->enabled; |
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129 |
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130 DEBUG_API("<-XAEqualizerItfImpl_IsEnabled"); |
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131 return ret; |
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132 } |
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133 |
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134 /** |
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135 * XAresult XAEqualizerItfImpl_GetNumberOfBands(XAEqualizerItf self, |
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136 * XAuint16 *pNumBands) |
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137 * Description: Gets the number of frequency bands that the equalizer supports. |
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138 * A valid equalizer must have at least two bands. |
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139 **/ |
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140 XAresult XAEqualizerItfImpl_GetNumberOfBands(XAEqualizerItf self, |
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141 XAuint16 *pNumBands) |
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142 { |
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143 XAresult ret = XA_RESULT_SUCCESS; |
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144 |
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145 XAEqualizerItfImpl* impl = GetImpl(self); |
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146 DEBUG_API("->XAEqualizerItfImpl_GetNumberOfBands"); |
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147 |
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148 if(!impl || !pNumBands) |
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149 { |
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150 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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151 DEBUG_API("<-XAEqualizerItfImpl_GetNumberOfBands"); |
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152 /* invalid parameter */ |
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153 return XA_RESULT_PARAMETER_INVALID; |
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154 } |
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155 #ifdef _GSTREAMER_BACKEND_ |
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156 *pNumBands = EQUALIZER_NUM_OF_BANDS; |
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157 #endif |
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158 DEBUG_API("<-XAEqualizerItfImpl_GetNumberOfBands"); |
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159 return ret; |
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160 } |
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161 |
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162 /** |
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163 * XAresult XAEqualizerItfImpl_GetBandLevelRange(XAEqualizerItf self, |
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164 * XAmillibel *pMin, |
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165 * XAmillibel *pMax) |
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166 * Description: Returns the minimun and maximun band levels supported. |
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167 **/ |
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168 XAresult XAEqualizerItfImpl_GetBandLevelRange(XAEqualizerItf self, |
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169 XAmillibel *pMin, |
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170 XAmillibel *pMax) |
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171 { |
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172 XAresult ret = XA_RESULT_SUCCESS; |
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173 XAEqualizerItfImpl* impl = GetImpl(self); |
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174 DEBUG_API("->XAEqualizerItfImpl_GetBandLevelRange"); |
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175 |
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176 if(!impl || (!pMin && !pMax)) /* other may be NULL */ |
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177 { |
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178 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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179 DEBUG_API("<-XAEqualizerItfImpl_GetBandLevelRange"); |
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180 /* invalid parameter */ |
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181 return XA_RESULT_PARAMETER_INVALID; |
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182 } |
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183 #ifdef _GSTREAMER_BACKEND_ |
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184 ret = XAEqualizerItfAdapt_ThreadEntry(impl->adapCtx); |
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185 if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED ) |
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186 { |
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187 DEBUG_API("<-XAEqualizerItfImpl_GetBandLevelRange"); |
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188 return ret; |
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189 } |
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190 ret = XAEqualizerItfAdapt_GetBandLevelRange(impl->adapCtx, pMin, pMax); |
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191 XAEqualizerItfAdapt_ThreadExit(impl->adapCtx); |
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192 #endif |
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193 DEBUG_API("<-XAEqualizerItfImpl_GetBandLevelRange"); |
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194 return ret; |
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195 } |
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196 |
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197 /** |
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198 * XAresult XAEqualizerItfImpl_SetBandLevel(XAEqualizerItf self, XAuint16 band, |
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199 * XAmillibel level) |
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200 * Description: Sets the given equalizer band to the given gain value. |
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201 **/ |
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202 XAresult XAEqualizerItfImpl_SetBandLevel(XAEqualizerItf self, XAuint16 band, |
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203 XAmillibel level) |
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204 { |
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205 XAresult ret = XA_RESULT_SUCCESS; |
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206 XAuint16 numOfBands = 0; |
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207 XAmillibel minLevel = 0; |
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208 XAmillibel maxLevel = 0; |
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209 XAEqualizerItfImpl* impl = NULL; |
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210 |
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211 DEBUG_API("->XAEqualizerItfImpl_SetBandLevel"); |
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212 impl = GetImpl(self); |
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213 |
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214 /* Get number of bands */ |
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215 if(XA_RESULT_SUCCESS != XAEqualizerItfImpl_GetNumberOfBands(self, &numOfBands)) |
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216 { |
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217 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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218 DEBUG_API("<-XAEqualizerItfImpl_SetBandLevel"); |
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219 /* invalid parameter */ |
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220 return XA_RESULT_PARAMETER_INVALID; |
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221 } |
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222 |
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223 /* Get minimum and maximum level */ |
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224 if(XA_RESULT_SUCCESS != XAEqualizerItfImpl_GetBandLevelRange(self, &minLevel, &maxLevel)) |
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225 { |
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226 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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227 DEBUG_API("<-XAEqualizerItfImpl_SetBandLevel"); |
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228 /* invalid parameter */ |
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229 return XA_RESULT_PARAMETER_INVALID; |
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230 } |
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231 |
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232 if(!impl || band > (numOfBands-1) || level < minLevel || level > maxLevel) |
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233 { |
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234 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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235 DEBUG_API("<-XAEqualizerItfImpl_SetBandLevel"); |
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236 /* invalid parameter */ |
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237 return XA_RESULT_PARAMETER_INVALID; |
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238 } |
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239 #ifdef _GSTREAMER_BACKEND_ |
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240 ret = XAEqualizerItfAdapt_ThreadEntry(impl->adapCtx); |
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241 if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED ) |
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242 { |
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243 DEBUG_API("<-XAEqualizerItfImpl_SetBandLevel"); |
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244 return ret; |
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245 } |
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246 |
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247 if(impl->enabled) |
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248 { |
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249 ret = XAEqualizerItfAdapt_SetBandLevel(impl->adapCtx, band, level); |
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250 if(XA_RESULT_SUCCESS == ret) |
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251 { |
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252 impl->levels[band] = level; |
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253 } |
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254 } |
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255 else |
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256 { |
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257 impl->changeLevel[band] = XA_BOOLEAN_TRUE; |
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258 impl->levels[band] = level; |
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259 } |
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260 |
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261 XAEqualizerItfAdapt_ThreadExit(impl->adapCtx); |
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262 #endif |
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263 DEBUG_API("<-XAEqualizerItfImpl_SetBandLevel"); |
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264 return ret; |
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265 } |
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266 |
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267 /** |
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268 * XAresult XAEqualizerItfImpl_GetBandLevel(XAEqualizerItf self, XAuint16 band, |
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269 * XAmillibel *pLevel) |
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270 * Description: Gets the gain set for the given equalizer band. |
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271 **/ |
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272 XAresult XAEqualizerItfImpl_GetBandLevel(XAEqualizerItf self, XAuint16 band, |
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273 XAmillibel *pLevel) |
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274 { |
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275 XAresult ret = XA_RESULT_SUCCESS; |
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276 DEBUG_API("->XAEqualizerItfImpl_GetBandLevel"); |
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277 #ifdef _GSTREAMER_BACKEND_ |
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278 XAEqualizerItfImpl* impl = GetImpl(self); |
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279 if(!impl || !pLevel || band >= EQUALIZER_NUM_OF_BANDS) |
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280 { |
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281 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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282 DEBUG_API("<-XAEqualizerItfImpl_GetBandLevel"); |
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283 /* invalid parameter */ |
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284 return XA_RESULT_PARAMETER_INVALID; |
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285 } |
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286 |
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287 *pLevel = impl->levels[band]; |
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288 #endif |
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289 DEBUG_API("<-XAEqualizerItfImpl_GetBandLevel"); |
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290 return ret; |
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291 } |
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292 |
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293 /** |
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294 * XAresult XAEqualizerItfImpl_GetCenterFreq(XAEqualizerItf self, XAuint16 band, |
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295 * XAmilliHertz *pCenter) |
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296 * Description: Gets the center frequency of the given band. |
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297 **/ |
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298 XAresult XAEqualizerItfImpl_GetCenterFreq(XAEqualizerItf self, XAuint16 band, |
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299 XAmilliHertz *pCenter) |
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300 { |
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301 XAresult ret = XA_RESULT_SUCCESS; |
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302 XAEqualizerItfImpl* impl = GetImpl(self); |
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303 DEBUG_API("->XAEqualizerItfImpl_GetCenterFreq"); |
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304 |
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305 if(!impl || !pCenter) |
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306 { |
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307 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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308 DEBUG_API("<-XAEqualizerItfImpl_GetCenterFreq"); |
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309 /* invalid parameter */ |
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310 return XA_RESULT_PARAMETER_INVALID; |
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311 } |
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312 #ifdef _GSTREAMER_BACKEND_ |
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313 ret = XAEqualizerItfAdapt_ThreadEntry(impl->adapCtx); |
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314 if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED ) |
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315 { |
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316 DEBUG_API("<-XAEqualizerItfImpl_GetCenterFreq"); |
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317 return ret; |
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318 } |
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319 ret = XAEqualizerItfAdapt_GetCenterFreq(impl->adapCtx, band, pCenter); |
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320 |
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321 XAEqualizerItfAdapt_ThreadExit(impl->adapCtx); |
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322 #endif |
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323 DEBUG_API("<-XAEqualizerItfImpl_GetCenterFreq"); |
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324 return ret; |
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325 } |
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326 |
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327 /** |
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328 * XAresult XAEqualizerItfImpl_GetBandFreqRange(XAEqualizerItf self, XAuint16 band, |
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329 * XAmilliHertz *pMin, |
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330 * XAmilliHertz *pMax) |
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331 * Description: Gets the frequency range of the given frequency band. |
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332 **/ |
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333 XAresult XAEqualizerItfImpl_GetBandFreqRange(XAEqualizerItf self, XAuint16 band, |
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334 XAmilliHertz *pMin, |
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335 XAmilliHertz *pMax) |
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336 { |
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337 XAresult ret = XA_RESULT_SUCCESS; |
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338 XAuint16 numOfBands = 0; |
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339 XAEqualizerItfImpl* impl = GetImpl(self); |
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340 DEBUG_API("->XAEqualizerItfImpl_GetBandFreqRange"); |
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341 |
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342 /* Get number of bands */ |
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343 if(XA_RESULT_SUCCESS != XAEqualizerItfImpl_GetNumberOfBands(self, &numOfBands)) |
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344 { |
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345 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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346 DEBUG_API("<-XAEqualizerItfImpl_GetBandFreqRange"); |
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347 /* invalid parameter */ |
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348 return XA_RESULT_PARAMETER_INVALID; |
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349 } |
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350 |
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351 if(!impl || (!pMin && !pMax) || band > numOfBands) /* pMin or pMax may be NULL */ |
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352 { |
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353 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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354 DEBUG_API("<-XAEqualizerItfImpl_GetBandFreqRange"); |
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355 /* invalid parameter */ |
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356 return XA_RESULT_PARAMETER_INVALID; |
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357 } |
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358 |
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359 #ifdef _GSTREAMER_BACKEND_ |
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360 ret = XAEqualizerItfAdapt_ThreadEntry(impl->adapCtx); |
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361 if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED ) |
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362 { |
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363 DEBUG_API("<-XAEqualizerItfImpl_GetBandFreqRange"); |
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364 return ret; |
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365 } |
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366 ret = XAEqualizerItfAdapt_GetBandFreqRange(impl->adapCtx, band, pMin, pMax); |
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367 |
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368 XAEqualizerItfAdapt_ThreadExit(impl->adapCtx); |
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369 #endif |
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370 DEBUG_API("<-XAEqualizerItfImpl_GetBandFreqRange"); |
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371 return ret; |
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372 } |
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373 |
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374 /** |
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375 * XAresult XAEqualizerItfImpl_GetBand(XAEqualizerItf self, XAmilliHertz frequency, |
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376 * XAuint16 *pBand) |
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377 * |
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378 * Description: Gets the band that has the most effect on the given frequency. |
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379 * If no band has an effect on the given frequency, XA_EQUALIZER_UNDEFINED is returned. |
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380 **/ |
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381 XAresult XAEqualizerItfImpl_GetBand(XAEqualizerItf self, XAmilliHertz frequency, |
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382 XAuint16 *pBand) |
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383 { |
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384 XAresult ret = XA_RESULT_SUCCESS; |
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385 XAEqualizerItfImpl* impl = GetImpl(self); |
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386 DEBUG_API("->XAEqualizerItfImpl_GetBand"); |
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387 |
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388 if(!impl || !pBand) |
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389 { |
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390 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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391 DEBUG_API("<-XAEqualizerItfImpl_GetBand"); |
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392 /* invalid parameter */ |
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393 return XA_RESULT_PARAMETER_INVALID; |
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394 } |
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395 #ifdef _GSTREAMER_BACKEND_ |
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396 ret = XAEqualizerItfAdapt_ThreadEntry(impl->adapCtx); |
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397 if( ret == XA_RESULT_PARAMETER_INVALID || ret == XA_RESULT_PRECONDITIONS_VIOLATED ) |
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398 { |
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399 DEBUG_API("<-XAEqualizerItfImpl_GetBand"); |
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400 return ret; |
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401 } |
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402 ret = XAEqualizerItfAdapt_GetBand(impl->adapCtx, frequency, pBand); |
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403 |
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404 XAEqualizerItfAdapt_ThreadExit(impl->adapCtx); |
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405 #endif |
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406 DEBUG_API("<-XAEqualizerItfImpl_GetBand"); |
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407 return ret; |
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408 } |
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409 |
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410 /** |
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411 * XAresult XAEqualizerItfImpl_GetCurrentPreset(XAEqualizerItf self, |
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412 * XAuint16 *pPreset) |
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413 * Description: Gets the current preset. |
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414 **/ |
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415 XAresult XAEqualizerItfImpl_GetCurrentPreset(XAEqualizerItf self, |
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416 XAuint16 *pPreset) |
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417 { |
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418 XAresult ret = XA_RESULT_SUCCESS; |
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419 XAEqualizerItfImpl* impl = GetImpl(self); |
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420 DEBUG_API("->XAEqualizerItfImpl_GetCurrentPreset"); |
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421 |
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422 if(!impl || !pPreset) |
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423 { |
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424 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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425 DEBUG_API("<-XAEqualizerItfImpl_GetCurrentPreset"); |
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426 /* invalid parameter */ |
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427 return XA_RESULT_PARAMETER_INVALID; |
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428 } |
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429 |
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430 /* no presets defined */ |
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431 |
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432 if(ret == XA_RESULT_SUCCESS) |
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433 { |
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434 *pPreset = impl->preset; |
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435 } |
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436 |
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437 DEBUG_API("<-XAEqualizerItfImpl_GetCurrentPreset"); |
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438 return ret; |
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439 } |
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440 |
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441 /** |
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442 * XAresult XAEqualizerItfImpl_UsePreset(XAEqualizerItf self, XAuint16 index) |
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443 * Description: Sets the equalizer according to the given preset |
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444 **/ |
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445 XAresult XAEqualizerItfImpl_UsePreset(XAEqualizerItf self, XAuint16 index) |
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446 { |
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447 XAresult ret = XA_RESULT_SUCCESS; |
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448 XAuint16 numOfPresets = 0; |
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449 XAEqualizerItfImpl* impl = GetImpl(self); |
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450 |
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451 DEBUG_API("->XAEqualizerItfImpl_UsePreset"); |
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452 |
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453 /* get number of presets */ |
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454 if( XA_RESULT_SUCCESS != XAEqualizerItfImpl_GetNumberOfPresets(self, &numOfPresets)) |
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455 { |
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456 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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457 DEBUG_API("<-XAEqualizerItfImpl_UsePreset"); |
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458 /* invalid parameter */ |
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459 return XA_RESULT_PARAMETER_INVALID; |
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460 } |
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461 |
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462 if(!impl || index >= numOfPresets ) |
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463 { |
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464 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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465 DEBUG_API("<-XAEqualizerItfImpl_UsePreset"); |
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466 /* invalid parameter */ |
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467 return XA_RESULT_PARAMETER_INVALID; |
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468 } |
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469 |
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470 impl->preset = index; |
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471 |
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472 DEBUG_API("<-XAEqualizerItfImpl_UsePreset"); |
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473 return ret; |
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474 } |
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475 |
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476 /** |
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477 * XAresult XAEqualizerItfImpl_GetNumberOfPresets(XAEqualizerItf self, |
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478 * XAuint16 *pNumPresets) |
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479 * Description: Gets the total number of presets the equalizer supports. |
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480 **/ |
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481 XAresult XAEqualizerItfImpl_GetNumberOfPresets(XAEqualizerItf self, |
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482 XAuint16 *pNumPresets) |
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483 { |
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484 XAresult ret = XA_RESULT_SUCCESS; |
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485 XAEqualizerItfImpl* impl = GetImpl(self); |
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486 DEBUG_API("->XAEqualizerItfImpl_GetNumberOfPresets"); |
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487 |
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488 if(!impl || !pNumPresets) |
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489 { |
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490 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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491 DEBUG_API("<-XAEqualizerItfImpl_GetNumberOfPresets"); |
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492 /* invalid parameter */ |
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493 return XA_RESULT_PARAMETER_INVALID; |
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494 } |
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495 |
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496 /* No presets defined. */ |
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497 *pNumPresets = equalizerNumOfPresets; |
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498 |
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499 DEBUG_API("<-XAEqualizerItfImpl_GetNumberOfPresets"); |
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500 return ret; |
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501 } |
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502 |
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503 /** |
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504 * XAresult XAEqualizerItfImpl_GetPresetName(XAEqualizerItf self, XAuint16 index, |
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505 * const XAchar **ppName) |
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506 * Description: Gets the preset name based on the index. |
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507 **/ |
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508 XAresult XAEqualizerItfImpl_GetPresetName(XAEqualizerItf self, XAuint16 index, |
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509 const XAchar **ppName) |
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510 { |
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511 XAresult ret = XA_RESULT_SUCCESS; |
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512 XAuint16 numOfPresets = 0; |
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513 XAEqualizerItfImpl* impl = GetImpl(self); |
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514 |
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515 DEBUG_API("->XAEqualizerItfImpl_GetPresetName"); |
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516 |
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517 /* get number of presets */ |
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518 if( XA_RESULT_SUCCESS != XAEqualizerItfImpl_GetNumberOfPresets(self, &numOfPresets)) |
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519 { |
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520 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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521 DEBUG_API("<-XAEqualizerItfImpl_GetPresetName"); |
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522 /* invalid parameter */ |
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523 return XA_RESULT_PARAMETER_INVALID; |
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524 } |
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525 |
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526 if(!impl || !ppName || index > (numOfPresets-1)) |
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527 { |
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528 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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529 DEBUG_API("<-XAEqualizerItfImpl_GetPresetName"); |
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530 /* invalid parameter */ |
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531 return XA_RESULT_PARAMETER_INVALID; |
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532 } |
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533 |
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534 /* Implementation placeholder here for presets when defined. |
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535 Currently always return XA_RESULT_PARAMETER_INVALID */ |
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536 |
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537 DEBUG_API("<-XAEqualizerItfImpl_GetPresetName"); |
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538 return ret; |
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539 } |
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540 |
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541 /** |
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542 * XAEqualizerItfImpl -specific methods |
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543 **/ |
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544 #ifdef _GSTREAMER_BACKEND_ |
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545 |
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546 /** |
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547 * XAEqualizerItfImplImpl* XAEqualizerItfImpl_Create() |
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548 * @return XAEqualizerItfImplImpl* - Pointer to EqualizerItf interface implementation |
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549 **/ |
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550 XAEqualizerItfImpl* XAEqualizerItfImpl_Create(XAAdaptationBaseCtx *adapCtx) |
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551 { |
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552 XAuint16 index = 0; |
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553 |
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554 XAEqualizerItfImpl *self = (XAEqualizerItfImpl*) |
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555 calloc(1,sizeof(XAEqualizerItfImpl)); |
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556 |
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557 DEBUG_API("->XAEqualizerItfImpl_Create"); |
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558 |
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559 if(self) |
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560 { |
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561 /* init itf default implementation */ |
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562 self->itf.GetBand = XAEqualizerItfImpl_GetBand; |
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563 self->itf.GetBandFreqRange = XAEqualizerItfImpl_GetBandFreqRange; |
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564 self->itf.GetBandLevel = XAEqualizerItfImpl_GetBandLevel; |
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565 self->itf.GetBandLevelRange = XAEqualizerItfImpl_GetBandLevelRange; |
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566 self->itf.GetCenterFreq = XAEqualizerItfImpl_GetCenterFreq; |
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567 self->itf.GetCurrentPreset = XAEqualizerItfImpl_GetCurrentPreset; |
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568 self->itf.GetNumberOfBands = XAEqualizerItfImpl_GetNumberOfBands; |
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569 self->itf.GetNumberOfPresets = XAEqualizerItfImpl_GetNumberOfPresets; |
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570 self->itf.GetPresetName = XAEqualizerItfImpl_GetPresetName; |
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571 self->itf.IsEnabled = XAEqualizerItfImpl_IsEnabled; |
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572 self->itf.SetBandLevel = XAEqualizerItfImpl_SetBandLevel; |
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573 self->itf.SetEnabled = XAEqualizerItfImpl_SetEnabled; |
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574 self->itf.UsePreset = XAEqualizerItfImpl_UsePreset; |
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575 |
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576 /* init variables */ |
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577 self->enabled = XA_BOOLEAN_FALSE; |
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578 self->preset = XA_EQUALIZER_UNDEFINED; |
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579 |
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580 for(index = 0; index < EQUALIZER_NUM_OF_BANDS; index++) |
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581 { |
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582 self->levels[index] = EQUALIZER_DEFAULT_BAND_LEVEL; |
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583 self->changeLevel[index] = XA_BOOLEAN_FALSE; |
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584 } |
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585 |
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586 self->adapCtx = adapCtx; |
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587 |
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588 self->self = self; |
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589 } |
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590 |
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591 DEBUG_API("<-XAEqualizerItfImpl_Create"); |
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592 return self; |
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593 } |
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594 #endif |
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595 /** |
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596 * void XAEqualizerItfImpl_Free(XAEqualizerItfImpl* self) |
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597 * @param XAEqualizerItfImpl* self - |
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598 **/ |
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599 void XAEqualizerItfImpl_Free(XAEqualizerItfImpl* self) |
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600 { |
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601 DEBUG_API("->XAEqualizerItfImpl_Free"); |
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602 assert(self==self->self); |
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603 free(self); |
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604 DEBUG_API("<-XAEqualizerItfImpl_Free"); |
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605 } |