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<div class="title">dsp.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="preprocessor">#ifndef _DSP_h</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="preprocessor">#define _DSP_h</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;</div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor">#include &lt;stdint.h&gt;</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> int16_t DSPSampClamp(int32_t val)</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;{</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160; <span class="keywordflow">if</span> (val &lt; -32768) val = -32768;</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; <span class="keywordflow">else</span> <span class="keywordflow">if</span> (val &gt; 32767) val = 32767;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; <span class="keywordflow">return</span> val;</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;</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="keywordtype">unsigned</span> DSPDecompressFrame(int16_t* out, <span class="keyword">const</span> uint8_t* in,</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keyword">const</span> int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; <span class="keywordtype">unsigned</span> lastSample);</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="keywordtype">unsigned</span> DSPDecompressFrameStereoStride(int16_t* out, <span class="keyword">const</span> uint8_t* in,</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; <span class="keyword">const</span> int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160; <span class="keywordtype">unsigned</span> lastSample);</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="keywordtype">unsigned</span> DSPDecompressFrameStereoDupe(int16_t* out, <span class="keyword">const</span> uint8_t* in,</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; <span class="keyword">const</span> int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; <span class="keywordtype">unsigned</span> lastSample);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="keywordtype">unsigned</span> DSPDecompressFrameRanged(int16_t* out, <span class="keyword">const</span> uint8_t* in,</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="keyword">const</span> int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keywordtype">unsigned</span> firstSample, <span class="keywordtype">unsigned</span> lastSample);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="keywordtype">unsigned</span> DSPDecompressFrameStateOnly(<span class="keyword">const</span> uint8_t* in,</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; <span class="keyword">const</span> int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keywordtype">unsigned</span> lastSample);</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;}</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#endif // _DSP_h</span></div></div><!-- fragment --></div><!-- contents -->
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