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| <p>Instance structure for the floating-point DCT4/IDCT4 function. |
| </p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a> |
| Data Fields</h2></td></tr> |
| <tr class="memitem:a262b29a51c371b46efc89120e31ccf37"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a262b29a51c371b46efc89120e31ccf37">N</a></td></tr> |
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| <tr class="memitem:adb1ef2739ddbe62e5cdadc47455a4147"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#adb1ef2739ddbe62e5cdadc47455a4147">Nby2</a></td></tr> |
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| <tr class="memitem:a61ce8c967b2e998a9c0041cca73cdef8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a61ce8c967b2e998a9c0041cca73cdef8">normalize</a></td></tr> |
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| <tr class="memitem:a01fe45dbe46c782245832f2169622c29"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a01fe45dbe46c782245832f2169622c29">pTwiddle</a></td></tr> |
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| <tr class="memitem:a7762296d8871c58f2ef0b6ce327b8f4e"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a7762296d8871c58f2ef0b6ce327b8f4e">pCosFactor</a></td></tr> |
| <tr class="separator:a7762296d8871c58f2ef0b6ce327b8f4e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a978f37fc19add31af243ab5c63ae502f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__rfft__instance__f32.html">arm_rfft_instance_f32</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a978f37fc19add31af243ab5c63ae502f">pRfft</a></td></tr> |
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| <tr class="memitem:a018f7860b6e070af533fb7d76c7cdc32"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__cfft__radix4__instance__f32.html">arm_cfft_radix4_instance_f32</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a018f7860b6e070af533fb7d76c7cdc32">pCfft</a></td></tr> |
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| <h2 class="groupheader">Field Documentation</h2> |
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| <td class="memname">uint16_t arm_dct4_instance_f32::N</td> |
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| <p>length of the DCT4. </p> |
| |
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| <td class="memname">uint16_t arm_dct4_instance_f32::Nby2</td> |
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| <p>half of the length of the DCT4. </p> |
| |
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| <td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> arm_dct4_instance_f32::normalize</td> |
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| <p>normalizing factor. </p> |
| |
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| <td class="memname"><a class="el" href="structarm__cfft__radix4__instance__f32.html">arm_cfft_radix4_instance_f32</a>* arm_dct4_instance_f32::pCfft</td> |
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| <p>points to the complex FFT instance. </p> |
| |
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| <a class="anchor" id="a7762296d8871c58f2ef0b6ce327b8f4e"></a> |
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| <td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_dct4_instance_f32::pCosFactor</td> |
| </tr> |
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| </div><div class="memdoc"> |
| <p>points to the cosFactor table. </p> |
| |
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| </div> |
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| <td class="memname"><a class="el" href="structarm__rfft__instance__f32.html">arm_rfft_instance_f32</a>* arm_dct4_instance_f32::pRfft</td> |
| </tr> |
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| </div><div class="memdoc"> |
| <p>points to the real FFT instance. </p> |
| |
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| </div> |
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| <td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_dct4_instance_f32::pTwiddle</td> |
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| <p>points to the twiddle factor table. </p> |
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