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 <string.h> |
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22 |
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23 #include "xaglobals.h" |
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24 #include "xavideoencodercapabilitiesitf.h" |
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25 |
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26 #include "xacapabilitiesmgr.h" |
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27 |
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28 /* XAVideoEncoderCapabilitiesItfImpl* GetImpl |
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29 * Description: Validate interface pointer and cast it to implementation pointer. |
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30 */ |
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31 static XAVideoEncoderCapabilitiesItfImpl* GetImpl(XAVideoEncoderCapabilitiesItf self) |
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32 { |
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33 if( self ) |
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34 { |
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35 XAVideoEncoderCapabilitiesItfImpl* impl = (XAVideoEncoderCapabilitiesItfImpl*)(*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 XAVideoEncoderCapabilitiesItf implementation |
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46 **/ |
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47 |
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48 /* XAresult XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoders |
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49 * Description: Retrieves available video encoders. |
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50 */ |
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51 XAresult XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoders( |
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52 XAVideoEncoderCapabilitiesItf self, |
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53 XAuint32* pNumEncoders, |
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54 XAuint32* pEncoderIds) |
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55 { |
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56 XAVideoEncoderCapabilitiesItfImpl* impl = GetImpl(self); |
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57 XAresult res = XA_RESULT_SUCCESS; |
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58 DEBUG_API("->XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoders"); |
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59 |
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60 if( !impl || !pNumEncoders ) |
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61 { |
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62 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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63 res = XA_RESULT_PARAMETER_INVALID; |
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64 } |
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65 else |
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66 { |
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67 if( pEncoderIds ) |
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68 { /* query array of encoders */ |
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69 if( *pNumEncoders < impl->numCodecs ) |
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70 { |
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71 DEBUG_ERR("XA_RESULT_BUFFER_INSUFFICIENT"); |
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72 res = XA_RESULT_BUFFER_INSUFFICIENT; |
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73 } |
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74 else |
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75 { |
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76 |
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77 |
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78 XAuint32 i = 0; |
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79 XACapabilities temp; |
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80 for( i=0; i<impl->numCodecs; i++ ) |
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81 { |
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82 /* query encoder id from adaptation using index value */ |
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83 XACapabilitiesMgr_GetCapsByIdx(NULL, (XACapsType)(XACAP_ENCODER|XACAP_VIDEO), i, &temp); |
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84 pEncoderIds[i] = temp.xaid; |
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85 } |
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86 |
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87 } |
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88 } |
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89 /* return number of encoders */ |
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90 *pNumEncoders = impl->numCodecs; |
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91 } |
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92 |
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93 DEBUG_API("<-XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoders"); |
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94 return res; |
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95 } |
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96 |
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97 /* XAresult XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoderCapabilities |
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98 * Description: Retrieves video encoder capabilities. |
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99 */ |
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100 XAresult XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoderCapabilities( |
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101 XAVideoEncoderCapabilitiesItf self, |
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102 XAuint32 encoderId, |
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103 XAuint32* pIndex, |
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104 XAVideoCodecDescriptor* pDescriptor) |
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105 { |
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106 XAVideoEncoderCapabilitiesItfImpl* impl = NULL; |
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107 XAresult res = XA_RESULT_SUCCESS; |
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108 |
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109 DEBUG_API("->XAVideoEncoderCapabilitiesItfImpl_GetEncoderCapabilities"); |
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110 impl = GetImpl(self); |
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111 if( !impl || !pIndex ) |
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112 { |
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113 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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114 res = XA_RESULT_PARAMETER_INVALID; |
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115 } |
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116 else |
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117 { |
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118 if( !pDescriptor ) |
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119 { /* query number of capa structures */ |
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120 *pIndex = 1; |
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121 } |
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122 else |
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123 { /* query capabilities */ |
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124 if( *pIndex >= 1 ) |
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125 { |
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126 DEBUG_ERR("XA_RESULT_PARAMETER_INVALID"); |
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127 res = XA_RESULT_PARAMETER_INVALID; |
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128 } |
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129 else |
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130 { |
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131 |
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132 /* query capabilities from adaptation using codec id */ |
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133 XACapabilities temp; |
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134 memset(pDescriptor,0,sizeof(XAVideoCodecDescriptor)); |
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135 res = XACapabilitiesMgr_GetCapsById(NULL, (XACapsType)(XACAP_ENCODER|XACAP_VIDEO), encoderId, &temp); |
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136 if( res == XA_RESULT_SUCCESS ) |
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137 { |
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138 XAVideoCodecDescriptor* desc = (XAVideoCodecDescriptor*)(&temp.pEntry); |
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139 /* map applicable values to XAVideoCodecCapabilities */ |
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140 pDescriptor->codecId = temp.xaid; |
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141 pDescriptor->maxWidth = desc->maxWidth; |
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142 pDescriptor->maxHeight = desc->maxHeight; |
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143 pDescriptor->maxFrameRate = (desc->maxFrameRate & 0xffff)<<16; |
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144 pDescriptor->maxBitRate = desc->maxBitRate; |
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145 /*other caps undefined*/ |
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146 pDescriptor->rateControlSupported = XA_RATECONTROLMODE_CONSTANTBITRATE; |
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147 pDescriptor->profileSetting = 0; /* unknown for theora or motionjpeg */ |
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148 pDescriptor->levelSetting = 0; /* unknown for theora or motionjpeg */ |
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149 } |
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150 |
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151 } |
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152 } |
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153 } |
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154 |
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155 DEBUG_API("<-XAVideoEncoderCapabilitiesItfImpl_GetEncoderCapabilities"); |
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156 return res; |
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157 } |
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158 |
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159 /** |
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160 * XAVideoEncoderCapabilitiesItfImpl -specific methods |
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161 **/ |
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162 |
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163 /* XAVideoEncoderCapabilitiesItfImpl_Create |
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164 * Description: Allocate and initialize XAVideoEncoderCapabilitiesItfImpl |
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165 */ |
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166 XAVideoEncoderCapabilitiesItfImpl* XAVideoEncoderCapabilitiesItfImpl_Create() |
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167 { |
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168 XAVideoEncoderCapabilitiesItfImpl* self = (XAVideoEncoderCapabilitiesItfImpl*) |
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169 calloc(1,sizeof(XAVideoEncoderCapabilitiesItfImpl)); |
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170 DEBUG_API("->XAVideoEncoderCapabilitiesItfImpl_Create"); |
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171 |
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172 if( self ) |
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173 { |
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174 /* init itf default implementation */ |
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175 self->itf.GetVideoEncoders = |
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176 XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoders; |
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177 self->itf.GetVideoEncoderCapabilities = |
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178 XAVideoEncoderCapabilitiesItfImpl_GetVideoEncoderCapabilities; |
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179 |
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180 |
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181 /* init variables */ |
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182 assert( XACapabilitiesMgr_GetCapsCount( NULL, (XACapsType)(XACAP_ENCODER|XACAP_VIDEO), |
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183 &(self->numCodecs) ) == XA_RESULT_SUCCESS ); |
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184 |
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185 self->self = self; |
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186 } |
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187 DEBUG_API("<-XAVideoEncoderCapabilitiesItfImpl_Create"); |
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188 return self; |
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189 } |
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190 |
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191 /* void XAVideoEncoderCapabilitiesItfImpl_Free |
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192 * Description: Free all resources reserved at XAVideoEncoderCapabilitiesItfImpl_Create |
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193 */ |
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194 void XAVideoEncoderCapabilitiesItfImpl_Free(XAVideoEncoderCapabilitiesItfImpl* self) |
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195 { |
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196 DEBUG_API("->XAVideoEncoderCapabilitiesItfImpl_Free"); |
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197 assert(self==self->self); |
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198 free(self); |
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199 DEBUG_API("<-XAVideoEncoderCapabilitiesItfImpl_Free"); |
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200 } |
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