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<a href="dpfj__compression_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor">#ifndef __DPFJ_COMPRESSION_H__</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#define __DPFJ_COMPRESSION_H__</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="dpfj_8h.html">dpfj.h</a>&gt;</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div><div class="line"><a name="l00021"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#aac249c76642a7dfc3b36489350705bd5">   21</a></span>&#160;<span class="preprocessor">#define DPFJ_E_COMPRESSION_IN_PROGRESS            DPERROR(0x141)</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div><div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#a187e63d91428ed983555f7b44097edcf">   26</a></span>&#160;<span class="preprocessor">#define DPFJ_E_COMPRESSION_NOT_STARTED            DPERROR(0x142)</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#ab6a45b716293871f302463417bdc7910">   31</a></span>&#160;<span class="preprocessor">#define DPFJ_E_COMPRESSION_INVALID_WSQ_PARAMETER  DPERROR(0x14a)</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#a5716c61980fadb0fda28aebece82fcdd">   36</a></span>&#160;<span class="preprocessor">#define DPFJ_E_COMPRESSION_WSQ_FAILURE            DPERROR(0x14b)</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#adb7031e3d35055dbfaad7f367f1e1ec8">   41</a></span>&#160;<span class="preprocessor">#define DPFJ_E_COMPRESSION_WSQ_LIB_NOT_FOUND      DPERROR(0x14c)</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">   46</a></span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">int</span> <a class="code" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a>;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#a5130ea4ad60a1cbbd93f51cbcb9d4154">   48</a></span>&#160;<span class="preprocessor">#define DPFJ_COMPRESSION_WSQ_NIST    1 </span></div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="dpfj__compression_8h.html#a69a2dcff32cc2911e0330b9fdaa06964">   49</a></span>&#160;<span class="preprocessor">#define DPFJ_COMPRESSION_WSQ_AWARE   2 </span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor"></span><span class="comment">/****************************************************************************************************</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment"> API calls</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="comment">****************************************************************************************************/</span><span class="preprocessor"></span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#a70e8c666a1a22433282aab1f7b8026fb">dpfj_start_compression</a>();</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#ad6d2796405a79919c3445642a3895848">dpfj_set_wsq_bitrate</a>(</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> bitrate_x100, </div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tolerance_aw  </div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        );</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#ade7a34eabdec6e857ad06690a9aa186c">dpfj_set_wsq_size</a>(</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> size,        </div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tolerance_aw </div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;        );</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#aa4b280beb4c0690e355065305c683c2f">dpfj_compress_fid</a>(</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;                <a class="code" href="dpfj_8h.html#aaa6ca7654e36eeb999d83f756cbc6be7">DPFJ_FID_FORMAT</a>            fid_type,</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*       fid,</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               fid_size,</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;                <a class="code" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a> compression_alg</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        );</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#aa937530e91066937e2d305704e851e70">dpfj_compress_raw</a>(</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*       image_data,</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_size,</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_width,</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_height,</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_dpi,</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_bpp,</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;                <a class="code" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a> compression_alg</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        );</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#ab819e5b1dd2d5920242d8bb6cd7365fc">dpfj_expand_fid</a>(</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;                <a class="code" href="dpfj_8h.html#aaa6ca7654e36eeb999d83f756cbc6be7">DPFJ_FID_FORMAT</a>            fid_type,</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*       fid,</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               fid_size,</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;                <a class="code" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a> compression_alg</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;        );</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#a6786de8173c8e253617c44f9a6774a8c">dpfj_expand_raw</a>(</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*       image_data,</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>               image_size,</div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                <a class="code" href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a> compression_alg,</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>*              image_width,</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>*              image_height,</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>*              image_dpi,</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>*              image_bpp</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;        );</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#a7d7fd689ee33af8f97509481f58ff90d">dpfj_get_processed_data</a>(</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* image_data,</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;                <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>*  image_size</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;        );</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        <span class="keywordtype">int</span> DPAPICALL <a class="code" href="dpfj__compression_8h.html#a97162e7f287e2e871324bd3b085d6803">dpfj_finish_compression</a>();</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;}</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* __DPFJ_COMPRESSION_H__ */</span><span class="preprocessor"></span></div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;</div><div class="ttc" id="dpfj__compression_8h_html_a6786de8173c8e253617c44f9a6774a8c"><div class="ttname"><a href="dpfj__compression_8h.html#a6786de8173c8e253617c44f9a6774a8c">dpfj_expand_raw</a></div><div class="ttdeci">int DPAPICALL dpfj_expand_raw(const unsigned char *image_data, unsigned int image_size, DPFJ_COMPRESSION_ALGORITHM compression_alg, unsigned int *image_width, unsigned int *image_height, unsigned int *image_dpi, unsigned int *image_bpp)</div><div class="ttdoc">Expands compressed raw image. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_aa937530e91066937e2d305704e851e70"><div class="ttname"><a href="dpfj__compression_8h.html#aa937530e91066937e2d305704e851e70">dpfj_compress_raw</a></div><div class="ttdeci">int DPAPICALL dpfj_compress_raw(const unsigned char *image_data, unsigned int image_size, unsigned int image_width, unsigned int image_height, unsigned int image_dpi, unsigned int image_bpp, DPFJ_COMPRESSION_ALGORITHM compression_alg)</div><div class="ttdoc">Compresses raw image. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_a70e8c666a1a22433282aab1f7b8026fb"><div class="ttname"><a href="dpfj__compression_8h.html#a70e8c666a1a22433282aab1f7b8026fb">dpfj_start_compression</a></div><div class="ttdeci">int DPAPICALL dpfj_start_compression()</div><div class="ttdoc">Starts compression or decompression operation. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_ad6d2796405a79919c3445642a3895848"><div class="ttname"><a href="dpfj__compression_8h.html#ad6d2796405a79919c3445642a3895848">dpfj_set_wsq_bitrate</a></div><div class="ttdeci">int DPAPICALL dpfj_set_wsq_bitrate(unsigned int bitrate_x100, unsigned int tolerance_aw)</div><div class="ttdoc">Sets target bitrate and tolerance for WSQ compression operation. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_ade7a34eabdec6e857ad06690a9aa186c"><div class="ttname"><a href="dpfj__compression_8h.html#ade7a34eabdec6e857ad06690a9aa186c">dpfj_set_wsq_size</a></div><div class="ttdeci">int DPAPICALL dpfj_set_wsq_size(unsigned int size, unsigned int tolerance_aw)</div><div class="ttdoc">Sets target size and tolerance for WSQ compression operation. </div></div>
<div class="ttc" id="dpfj_8h_html_aaa6ca7654e36eeb999d83f756cbc6be7"><div class="ttname"><a href="dpfj_8h.html#aaa6ca7654e36eeb999d83f756cbc6be7">DPFJ_FID_FORMAT</a></div><div class="ttdeci">int DPFJ_FID_FORMAT</div><div class="ttdoc">Fingerprint Image Data (FID) Format. </div><div class="ttdef"><b>Definition:</b> dpfj.h:131</div></div>
<div class="ttc" id="dpfj_8h_html"><div class="ttname"><a href="dpfj_8h.html">dpfj.h</a></div><div class="ttdoc">U.are.U SDK FingerJet Engine API. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_aa4b280beb4c0690e355065305c683c2f"><div class="ttname"><a href="dpfj__compression_8h.html#aa4b280beb4c0690e355065305c683c2f">dpfj_compress_fid</a></div><div class="ttdeci">int DPAPICALL dpfj_compress_fid(DPFJ_FID_FORMAT fid_type, const unsigned char *fid, unsigned int fid_size, DPFJ_COMPRESSION_ALGORITHM compression_alg)</div><div class="ttdoc">Compresses FID. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_a7d7fd689ee33af8f97509481f58ff90d"><div class="ttname"><a href="dpfj__compression_8h.html#a7d7fd689ee33af8f97509481f58ff90d">dpfj_get_processed_data</a></div><div class="ttdeci">int DPAPICALL dpfj_get_processed_data(unsigned char *image_data, unsigned int *image_size)</div><div class="ttdoc">Returns the processed data. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_a7e19bb2c54d798a02acbe2faa06cffe1"><div class="ttname"><a href="dpfj__compression_8h.html#a7e19bb2c54d798a02acbe2faa06cffe1">DPFJ_COMPRESSION_ALGORITHM</a></div><div class="ttdeci">int DPFJ_COMPRESSION_ALGORITHM</div><div class="ttdoc">Compression algorithm to use. </div><div class="ttdef"><b>Definition:</b> dpfj_compression.h:46</div></div>
<div class="ttc" id="dpfj__compression_8h_html_a97162e7f287e2e871324bd3b085d6803"><div class="ttname"><a href="dpfj__compression_8h.html#a97162e7f287e2e871324bd3b085d6803">dpfj_finish_compression</a></div><div class="ttdeci">int DPAPICALL dpfj_finish_compression()</div><div class="ttdoc">Ends compression or decompression operation, releases memory. </div></div>
<div class="ttc" id="dpfj__compression_8h_html_ab819e5b1dd2d5920242d8bb6cd7365fc"><div class="ttname"><a href="dpfj__compression_8h.html#ab819e5b1dd2d5920242d8bb6cd7365fc">dpfj_expand_fid</a></div><div class="ttdeci">int DPAPICALL dpfj_expand_fid(DPFJ_FID_FORMAT fid_type, const unsigned char *fid, unsigned int fid_size, DPFJ_COMPRESSION_ALGORITHM compression_alg)</div><div class="ttdoc">Expands compressed FID. </div></div>
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