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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_7.html | HTML | apache-2.0 | 1,014 |
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_b.html | HTML | apache-2.0 | 1,014 |
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_b.js | JavaScript | apache-2.0 | 241 |
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_c.js | JavaScript | apache-2.0 | 286 |
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_e.html | HTML | apache-2.0 | 1,014 |
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/search/groups_f.html | HTML | apache-2.0 | 1,014 |
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<p>Instance structure for the floating-point bilinear interpolation function.
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Data Fields</h2></td></tr>
<tr class="memitem:a34f2b17cc57b95011960df9718af6ed6"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__bilinear__interp__instance__f32.html#a34f2b17cc57b95011960df9718af6ed6">numRows</a></td></tr>
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<tr class="memitem:afd1e764591c991c212d56c893efb5ea4"><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__bilinear__interp__instance__f32.html#afd1e764591c991c212d56c893efb5ea4">pData</a></td></tr>
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<p>number of columns in the data table. </p>
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<p>number of rows in the data table. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_bilinear_interp_instance_f32::pData</td>
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<p>points to the data table. </p>
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<p>Instance structure for the Q15 bilinear interpolation function.
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Data Fields</h2></td></tr>
<tr class="memitem:a2130ae30a804995a9f5d0e2189e08565"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__bilinear__interp__instance__q15.html#a2130ae30a804995a9f5d0e2189e08565">numRows</a></td></tr>
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<p>number of columns in the data table. </p>
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<td class="memname">uint16_t arm_bilinear_interp_instance_q15::numRows</td>
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<p>number of rows in the data table. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_bilinear_interp_instance_q15::pData</td>
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<p>points to the data table. </p>
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]; | YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/structarm__bilinear__interp__instance__q15.js | JavaScript | apache-2.0 | 380 |
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<p>Instance structure for the Q31 bilinear interpolation function.
</p>
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<tr class="memitem:a2082e3eac56354d75291f03e96ce4aa5"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__bilinear__interp__instance__q31.html#a2082e3eac56354d75291f03e96ce4aa5">numRows</a></td></tr>
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<td class="memname">uint16_t arm_bilinear_interp_instance_q31::numCols</td>
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<p>number of columns in the data table. </p>
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<td class="memname">uint16_t arm_bilinear_interp_instance_q31::numRows</td>
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<p>number of rows in the data table. </p>
</div>
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<td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_bilinear_interp_instance_q31::pData</td>
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<p>points to the data table. </p>
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]; | YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/structarm__bilinear__interp__instance__q31.js | JavaScript | apache-2.0 | 380 |
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<p>Instance structure for the Q15 bilinear interpolation function.
</p>
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<h2 class="groupheader">Field Documentation</h2>
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<p>number of columns in the data table. </p>
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<p>number of rows in the data table. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#ae541b6f232c305361e9b416fc9eed263">q7_t</a>* arm_bilinear_interp_instance_q7::pData</td>
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<p>points to the data table. </p>
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<p>Instance structure for the high precision Q31 Biquad cascade filter.
<a href="structarm__biquad__cas__df1__32x64__ins__q31.html#details">More...</a></p>
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Data Fields</h2></td></tr>
<tr class="memitem:ad7cb9a9f5df8f4fcfc7a0b633672e574"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cas__df1__32x64__ins__q31.html#ad7cb9a9f5df8f4fcfc7a0b633672e574">numStages</a></td></tr>
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<tr class="memitem:a4c899cdfaf2bb955323e93637bd662e0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#a5aea1cb12fc02d9d44c8abf217eaa5c6">q63_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a4c899cdfaf2bb955323e93637bd662e0">pState</a></td></tr>
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<tr class="memitem:a9cd8b5e514cd3af2537af13ae37125c4"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a9cd8b5e514cd3af2537af13ae37125c4">pCoeffs</a></td></tr>
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<tr class="memitem:a8e9d58e8dba5aa3b2fc4f36d2ed07996"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cas__df1__32x64__ins__q31.html#a8e9d58e8dba5aa3b2fc4f36d2ed07996">postShift</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<div class="textblock"><dl><dt><b>Examples: </b></dt><dd><a class="el" href="arm_graphic_equalizer_example_q31_8c-example.html#_a16">arm_graphic_equalizer_example_q31.c</a>.</dd>
</dl></div><h2 class="groupheader">Field Documentation</h2>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_biquad_cas_df1_32x64_ins_q31::pCoeffs</td>
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<p>points to the array of coefficients. The array is of length 5*numStages. </p>
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<p>additional shift, in bits, applied to each output sample. </p>
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<p>points to the array of state coefficients. The array is of length 4*numStages. </p>
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<p>Instance structure for the floating-point transposed direct form II Biquad cascade filter.
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<tr class="memitem:a4d17958c33c3d0a905f974bac50f033f"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cascade__df2T__instance__f32.html#a4d17958c33c3d0a905f974bac50f033f">numStages</a></td></tr>
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<tr class="memitem:a79de9be61b9e572e02f1774e9899cfb8"><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__biquad__cascade__df2T__instance__f32.html#a79de9be61b9e572e02f1774e9899cfb8">pCoeffs</a></td></tr>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_biquad_cascade_df2T_instance_f32::pCoeffs</td>
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<p>points to the array of coefficients. The array is of length 5*numStages. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_biquad_cascade_df2T_instance_f32::pState</td>
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<p>points to the array of state coefficients. The array is of length 2*numStages. </p>
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<p>Instance structure for the floating-point transposed direct form II Biquad cascade filter.
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<tr class="memitem:ad55380ff835b533aa5168f836db8a4de"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__cascade__df2T__instance__f64.html#ad55380ff835b533aa5168f836db8a4de">numStages</a></td></tr>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#ac55f3ae81b5bc9053760baacf57e47f4">float64_t</a>* arm_biquad_cascade_df2T_instance_f64::pCoeffs</td>
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<p>points to the array of coefficients. The array is of length 5*numStages. </p>
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<p>points to the array of state coefficients. The array is of length 2*numStages. </p>
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<p>Instance structure for the floating-point transposed direct form II Biquad cascade filter.
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<tr class="memitem:a68a22132ff134715ed2cc8d0f8225bc0"><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__biquad__cascade__stereo__df2T__instance__f32.html#a68a22132ff134715ed2cc8d0f8225bc0">pCoeffs</a></td></tr>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<p>points to the array of coefficients. The array is of length 5*numStages. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_biquad_cascade_stereo_df2T_instance_f32::pState</td>
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<p>points to the array of state coefficients. The array is of length 4*numStages. </p>
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<p>Instance structure for the floating-point Biquad cascade filter.
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Data Fields</h2></td></tr>
<tr class="memitem:af69820c37a87252c46453e4cfe120585"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__f32.html#af69820c37a87252c46453e4cfe120585">numStages</a></td></tr>
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<tr class="memitem:a4e873ff8bb6273858481cfd4c7f8f6d5"><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__biquad__casd__df1__inst__f32.html#a4e873ff8bb6273858481cfd4c7f8f6d5">pCoeffs</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_biquad_casd_df1_inst_f32::pCoeffs</td>
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<p>Points to the array of coefficients. The array is of length 5*numStages. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_biquad_casd_df1_inst_f32::pState</td>
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<p>Points to the array of state coefficients. The array is of length 4*numStages. </p>
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<p>Instance structure for the Q15 Biquad cascade filter.
</p>
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<tr class="memitem:a9219b50b6ca227c92da85f2151ea362e"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q15.html#a9219b50b6ca227c92da85f2151ea362e">pCoeffs</a></td></tr>
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<tr class="memitem:ada7e9d6269e6ed4eacf8f68729e9832d"><td class="memItemLeft" align="right" valign="top">int8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q15.html#ada7e9d6269e6ed4eacf8f68729e9832d">postShift</a></td></tr>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_biquad_casd_df1_inst_q15::pCoeffs</td>
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<p>Points to the array of coefficients. The array is of length 5*numStages. </p>
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<td class="memname">int8_t arm_biquad_casd_df1_inst_q15::postShift</td>
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<p>Additional shift, in bits, applied to each output sample. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_biquad_casd_df1_inst_q15::pState</td>
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<p>Points to the array of state coefficients. The array is of length 4*numStages. </p>
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<p>Instance structure for the Q31 Biquad cascade filter.
<a href="structarm__biquad__casd__df1__inst__q31.html#details">More...</a></p>
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Data Fields</h2></td></tr>
<tr class="memitem:a2c2b579f1df1d8273a5d9d945c27e1b2"><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#a2c2b579f1df1d8273a5d9d945c27e1b2">numStages</a></td></tr>
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<tr class="memitem:a5dcf4727f58eb4e8e8b392508d8657bb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#a5dcf4727f58eb4e8e8b392508d8657bb">pState</a></td></tr>
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<tr class="memitem:aee29599a6db153ff0e9a5de18b6af73d"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#aee29599a6db153ff0e9a5de18b6af73d">pCoeffs</a></td></tr>
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<tr class="memitem:a636c7fbe09ec4bef0bc0a4b4e2151cbe"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__biquad__casd__df1__inst__q31.html#a636c7fbe09ec4bef0bc0a4b4e2151cbe">postShift</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<div class="textblock"><dl><dt><b>Examples: </b></dt><dd><a class="el" href="arm_graphic_equalizer_example_q31_8c-example.html#_a17">arm_graphic_equalizer_example_q31.c</a>.</dd>
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<p>number of 2nd order stages in the filter. Overall order is 2*numStages. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_biquad_casd_df1_inst_q31::pCoeffs</td>
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<p>Points to the array of coefficients. The array is of length 5*numStages. </p>
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<p>Additional shift, in bits, applied to each output sample. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_biquad_casd_df1_inst_q31::pState</td>
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<p>Points to the array of state coefficients. The array is of length 4*numStages. </p>
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<p>Instance structure for the floating-point CFFT/CIFFT function.
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<tr class="memitem:acd8f9e9540e3dd348212726e5d6aaa95"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#acd8f9e9540e3dd348212726e5d6aaa95">fftLen</a></td></tr>
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<tr class="memitem:a59cc6f753f1498716e1444ac054c06de"><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__cfft__instance__f32.html#a59cc6f753f1498716e1444ac054c06de">pTwiddle</a></td></tr>
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<tr class="memitem:a21ceaf59a1bb8440af57c28d2dd9bbab"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#a21ceaf59a1bb8440af57c28d2dd9bbab">pBitRevTable</a></td></tr>
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<tr class="memitem:a3ba329ed153d182746376208e773d648"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#a3ba329ed153d182746376208e773d648">bitRevLength</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>bit reversal table length. </p>
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<p>length of the FFT. </p>
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<td class="memname">const uint16_t* arm_cfft_instance_f32::pBitRevTable</td>
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<p>points to the bit reversal table. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_cfft_instance_f32::pTwiddle</td>
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<p>points to the Twiddle factor table. </p>
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<p>Instance structure for the fixed-point CFFT/CIFFT 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:a5f9e1d3a8c127ee323b5e6929aeb90df"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q15.html#a5f9e1d3a8c127ee323b5e6929aeb90df">fftLen</a></td></tr>
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<tr class="memitem:afdaf12ce4687cec021c5ae73d0987a3f"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q15.html#afdaf12ce4687cec021c5ae73d0987a3f">pTwiddle</a></td></tr>
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<tr class="memitem:ac9160b80243b99a0b6e2f75ddb5cf0ae"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q15.html#ac9160b80243b99a0b6e2f75ddb5cf0ae">pBitRevTable</a></td></tr>
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<p>bit reversal table length. </p>
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<p>length of the FFT. </p>
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<p>points to the bit reversal table. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_cfft_instance_q15::pTwiddle</td>
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<p>points to the Twiddle factor table. </p>
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<p>Instance structure for the fixed-point CFFT/CIFFT function.
</p>
<table class="memberdecls">
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Data Fields</h2></td></tr>
<tr class="memitem:a4406f23e8fd0bff8d555225612e2a2a8"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q31.html#a4406f23e8fd0bff8d555225612e2a2a8">fftLen</a></td></tr>
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<tr class="memitem:af751114feb91de3ace8600e91bdd0872"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q31.html#af751114feb91de3ace8600e91bdd0872">pTwiddle</a></td></tr>
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<tr class="memitem:a8a464461649f023325ced1e10470f5d0"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q31.html#a8a464461649f023325ced1e10470f5d0">pBitRevTable</a></td></tr>
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<tr class="memitem:a2250fa6b8fe73292c5418c50c0549f87"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__q31.html#a2250fa6b8fe73292c5418c50c0549f87">bitRevLength</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>bit reversal table length. </p>
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<td class="memname">uint16_t arm_cfft_instance_q31::fftLen</td>
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<p>length of the FFT. </p>
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<td class="memname">const uint16_t* arm_cfft_instance_q31::pBitRevTable</td>
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<p>points to the bit reversal table. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_cfft_instance_q31::pTwiddle</td>
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<p>points to the Twiddle factor table. </p>
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<p>Instance structure for the floating-point CFFT/CIFFT function.
</p>
<table class="memberdecls">
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Data Fields</h2></td></tr>
<tr class="memitem:a2f915a1c29635c1623086aaaa726be8f"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#a2f915a1c29635c1623086aaaa726be8f">fftLen</a></td></tr>
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<tr class="memitem:a8dbe98d2c924e35e0a3fed2fe948176f"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#a8dbe98d2c924e35e0a3fed2fe948176f">ifftFlag</a></td></tr>
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<tr class="memitem:af713b4ac5256a19bc965c89fe3005fa3"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#af713b4ac5256a19bc965c89fe3005fa3">bitReverseFlag</a></td></tr>
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<tr class="memitem:a1d7f92796c5ffd02a7373f48313c26b5"><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__cfft__radix2__instance__f32.html#a1d7f92796c5ffd02a7373f48313c26b5">pTwiddle</a></td></tr>
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<tr class="memitem:a18f2a5bea3038dfe36b8ee0b2e655403"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#a18f2a5bea3038dfe36b8ee0b2e655403">pBitRevTable</a></td></tr>
<tr class="separator:a18f2a5bea3038dfe36b8ee0b2e655403"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a411f75b6ed01690293f4f5988030ea42"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#a411f75b6ed01690293f4f5988030ea42">twidCoefModifier</a></td></tr>
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<tr class="memitem:ac1688dafa5177f6b1505abbfd0cf8b21"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__f32.html#ac1688dafa5177f6b1505abbfd0cf8b21">bitRevFactor</a></td></tr>
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<tr class="memitem:a1d3d289d47443e597d88a40effd14b8f"><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__cfft__radix2__instance__f32.html#a1d3d289d47443e597d88a40effd14b8f">onebyfftLen</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
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<td class="memname">uint16_t arm_cfft_radix2_instance_f32::bitRevFactor</td>
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<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
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<td class="memname">uint16_t arm_cfft_radix2_instance_f32::fftLen</td>
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<p>length of the FFT. </p>
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<td class="memname">uint8_t arm_cfft_radix2_instance_f32::ifftFlag</td>
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<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
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<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> arm_cfft_radix2_instance_f32::onebyfftLen</td>
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<p>value of 1/fftLen. </p>
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<td class="memname">const uint16_t* arm_cfft_radix2_instance_f32::pBitRevTable</td>
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<p>points to the bit reversal table. </p>
</div>
</div>
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<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_cfft_radix2_instance_f32::pTwiddle</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the Twiddle factor table. </p>
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<td class="memname">uint16_t arm_cfft_radix2_instance_f32::twidCoefModifier</td>
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<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
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<p>Instance structure for the Q15 CFFT/CIFFT function.
</p>
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Data Fields</h2></td></tr>
<tr class="memitem:a874085647351dcf3f0de39d2b1d49744"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#a874085647351dcf3f0de39d2b1d49744">fftLen</a></td></tr>
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<tr class="memitem:ab5c073286bdd2f6e2bf783ced36bf1de"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#ab5c073286bdd2f6e2bf783ced36bf1de">ifftFlag</a></td></tr>
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<tr class="memitem:af8300c1f60caa21e6b44b9240ab5af19"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#af8300c1f60caa21e6b44b9240ab5af19">bitReverseFlag</a></td></tr>
<tr class="separator:af8300c1f60caa21e6b44b9240ab5af19"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a68eaf57e58bbc42f7e1dfa8de8145647"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#a68eaf57e58bbc42f7e1dfa8de8145647">pTwiddle</a></td></tr>
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<tr class="memitem:a1bfc91c423e8a1fa6b71f9091df54f39"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#a1bfc91c423e8a1fa6b71f9091df54f39">pBitRevTable</a></td></tr>
<tr class="separator:a1bfc91c423e8a1fa6b71f9091df54f39"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6f2ab87fb4c568656e1f92f687b5c850"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#a6f2ab87fb4c568656e1f92f687b5c850">twidCoefModifier</a></td></tr>
<tr class="separator:a6f2ab87fb4c568656e1f92f687b5c850"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8722720c542cabd41df83fe88ef4f4cb"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q15.html#a8722720c542cabd41df83fe88ef4f4cb">bitRevFactor</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<td class="memname">uint8_t arm_cfft_radix2_instance_q15::bitReverseFlag</td>
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<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
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<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
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<td class="memname">uint16_t arm_cfft_radix2_instance_q15::fftLen</td>
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<p>length of the FFT. </p>
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<td class="memname">uint8_t arm_cfft_radix2_instance_q15::ifftFlag</td>
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<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
</div>
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<a class="anchor" id="a1bfc91c423e8a1fa6b71f9091df54f39"></a>
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<td class="memname">const uint16_t* arm_cfft_radix2_instance_q15::pBitRevTable</td>
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<p>points to the bit reversal table. </p>
</div>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_cfft_radix2_instance_q15::pTwiddle</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the Sin twiddle factor table. </p>
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<a class="anchor" id="a6f2ab87fb4c568656e1f92f687b5c850"></a>
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<td class="memname">uint16_t arm_cfft_radix2_instance_q15::twidCoefModifier</td>
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<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
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<p>Instance structure for the Radix-2 Q31 CFFT/CIFFT 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:a960199f1373a192366878ef279eab00f"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#a960199f1373a192366878ef279eab00f">fftLen</a></td></tr>
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<tr class="memitem:a2607378ce64be16698bb8a3b1af8d3c8"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#a2607378ce64be16698bb8a3b1af8d3c8">ifftFlag</a></td></tr>
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<tr class="memitem:a6239b8d268285334e88c008c07d68616"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#a6239b8d268285334e88c008c07d68616">bitReverseFlag</a></td></tr>
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<tr class="memitem:a6a965fcf4ba88bd2661a263a5f18a6b1"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#a6a965fcf4ba88bd2661a263a5f18a6b1">pTwiddle</a></td></tr>
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<tr class="memitem:adf510de23a78c9119e0442f7f35efcd1"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#adf510de23a78c9119e0442f7f35efcd1">pBitRevTable</a></td></tr>
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<tr class="memitem:ae63ca9193322cd477970c1d2086407d1"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#ae63ca9193322cd477970c1d2086407d1">twidCoefModifier</a></td></tr>
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<tr class="memitem:a9d17a87263953fe3559a007512c9f3a4"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix2__instance__q31.html#a9d17a87263953fe3559a007512c9f3a4">bitRevFactor</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
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</table>
</div><div class="memdoc">
<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
</div>
</div>
<a class="anchor" id="a960199f1373a192366878ef279eab00f"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">uint16_t arm_cfft_radix2_instance_q31::fftLen</td>
</tr>
</table>
</div><div class="memdoc">
<p>length of the FFT. </p>
</div>
</div>
<a class="anchor" id="a2607378ce64be16698bb8a3b1af8d3c8"></a>
<div class="memitem">
<div class="memproto">
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<tr>
<td class="memname">uint8_t arm_cfft_radix2_instance_q31::ifftFlag</td>
</tr>
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<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
</div>
</div>
<a class="anchor" id="adf510de23a78c9119e0442f7f35efcd1"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const uint16_t* arm_cfft_radix2_instance_q31::pBitRevTable</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the bit reversal table. </p>
</div>
</div>
<a class="anchor" id="a6a965fcf4ba88bd2661a263a5f18a6b1"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_cfft_radix2_instance_q31::pTwiddle</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the Twiddle factor table. </p>
</div>
</div>
<a class="anchor" id="ae63ca9193322cd477970c1d2086407d1"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">uint16_t arm_cfft_radix2_instance_q31::twidCoefModifier</td>
</tr>
</table>
</div><div class="memdoc">
<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
</div>
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<p>Instance structure for the floating-point CFFT/CIFFT function.
<a href="structarm__cfft__radix4__instance__f32.html#details">More...</a></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:a7e6a6d290ce158ce9a15a45e364b021a"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#a7e6a6d290ce158ce9a15a45e364b021a">fftLen</a></td></tr>
<tr class="separator:a7e6a6d290ce158ce9a15a45e364b021a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a25d1da64dd6487c291f04d226f9acc66"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#a25d1da64dd6487c291f04d226f9acc66">ifftFlag</a></td></tr>
<tr class="separator:a25d1da64dd6487c291f04d226f9acc66"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac10927a1620195a88649ce63dab66120"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#ac10927a1620195a88649ce63dab66120">bitReverseFlag</a></td></tr>
<tr class="separator:ac10927a1620195a88649ce63dab66120"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac1455c9894e7fc53c41f3806b13bd274"><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__cfft__radix4__instance__f32.html#ac1455c9894e7fc53c41f3806b13bd274">pTwiddle</a></td></tr>
<tr class="separator:ac1455c9894e7fc53c41f3806b13bd274"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab6e84ac830b6d413768dcafe271514a1"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#ab6e84ac830b6d413768dcafe271514a1">pBitRevTable</a></td></tr>
<tr class="separator:ab6e84ac830b6d413768dcafe271514a1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abe31ea2157dfa233e389cdfd3b9993ee"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#abe31ea2157dfa233e389cdfd3b9993ee">twidCoefModifier</a></td></tr>
<tr class="separator:abe31ea2157dfa233e389cdfd3b9993ee"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acc8cb18a8b901b8321ab9d86491e41a3"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__f32.html#acc8cb18a8b901b8321ab9d86491e41a3">bitRevFactor</a></td></tr>
<tr class="separator:acc8cb18a8b901b8321ab9d86491e41a3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab9eed39e40b8d7c16381fbccf84467cd"><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__cfft__radix4__instance__f32.html#ab9eed39e40b8d7c16381fbccf84467cd">onebyfftLen</a></td></tr>
<tr class="separator:ab9eed39e40b8d7c16381fbccf84467cd"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Description</h2>
<div class="textblock"><dl><dt><b>Examples: </b></dt><dd><a class="el" href="arm_convolution_example_f32_8c-example.html#_a13">arm_convolution_example_f32.c</a>.</dd>
</dl></div><h2 class="groupheader">Field Documentation</h2>
<a class="anchor" id="ac10927a1620195a88649ce63dab66120"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">uint8_t arm_cfft_radix4_instance_f32::bitReverseFlag</td>
</tr>
</table>
</div><div class="memdoc">
<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
</div>
</div>
<a class="anchor" id="acc8cb18a8b901b8321ab9d86491e41a3"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">uint16_t arm_cfft_radix4_instance_f32::bitRevFactor</td>
</tr>
</table>
</div><div class="memdoc">
<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
</div>
</div>
<a class="anchor" id="a7e6a6d290ce158ce9a15a45e364b021a"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">uint16_t arm_cfft_radix4_instance_f32::fftLen</td>
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<p>length of the FFT. </p>
</div>
</div>
<a class="anchor" id="a25d1da64dd6487c291f04d226f9acc66"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">uint8_t arm_cfft_radix4_instance_f32::ifftFlag</td>
</tr>
</table>
</div><div class="memdoc">
<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
</div>
</div>
<a class="anchor" id="ab9eed39e40b8d7c16381fbccf84467cd"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> arm_cfft_radix4_instance_f32::onebyfftLen</td>
</tr>
</table>
</div><div class="memdoc">
<p>value of 1/fftLen. </p>
</div>
</div>
<a class="anchor" id="ab6e84ac830b6d413768dcafe271514a1"></a>
<div class="memitem">
<div class="memproto">
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<td class="memname">const uint16_t* arm_cfft_radix4_instance_f32::pBitRevTable</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the bit reversal table. </p>
</div>
</div>
<a class="anchor" id="ac1455c9894e7fc53c41f3806b13bd274"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_cfft_radix4_instance_f32::pTwiddle</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the Twiddle factor table. </p>
</div>
</div>
<a class="anchor" id="abe31ea2157dfa233e389cdfd3b9993ee"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">uint16_t arm_cfft_radix4_instance_f32::twidCoefModifier</td>
</tr>
</table>
</div><div class="memdoc">
<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
</div>
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<p>Instance structure for the Q15 CFFT/CIFFT function.
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Data Fields</h2></td></tr>
<tr class="memitem:a5fc543e7d84ca8cb7cf6648970f21ca6"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a5fc543e7d84ca8cb7cf6648970f21ca6">fftLen</a></td></tr>
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<tr class="memitem:a2ecff6ea735cb4d22e922d0fd5736655"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a2ecff6ea735cb4d22e922d0fd5736655">ifftFlag</a></td></tr>
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<tr class="memitem:a101e3f7b0bd6b5b14cd5214f23df4133"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a101e3f7b0bd6b5b14cd5214f23df4133">bitReverseFlag</a></td></tr>
<tr class="separator:a101e3f7b0bd6b5b14cd5214f23df4133"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a69a91f93a3cae666b56c42d47beab1b4"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a69a91f93a3cae666b56c42d47beab1b4">pTwiddle</a></td></tr>
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<tr class="memitem:a821544995ab3a0fd8f33bef3110cce0e"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a821544995ab3a0fd8f33bef3110cce0e">pBitRevTable</a></td></tr>
<tr class="separator:a821544995ab3a0fd8f33bef3110cce0e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af32fdc78bcc27ca385f9b76a0a1f71c3"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#af32fdc78bcc27ca385f9b76a0a1f71c3">twidCoefModifier</a></td></tr>
<tr class="separator:af32fdc78bcc27ca385f9b76a0a1f71c3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6b010e5f02d1130c621e3d2e26b95df1"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q15.html#a6b010e5f02d1130c621e3d2e26b95df1">bitRevFactor</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<td class="memname">uint8_t arm_cfft_radix4_instance_q15::bitReverseFlag</td>
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<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q15::bitRevFactor</td>
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<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q15::fftLen</td>
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<p>length of the FFT. </p>
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<td class="memname">uint8_t arm_cfft_radix4_instance_q15::ifftFlag</td>
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<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
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<td class="memname">const uint16_t* arm_cfft_radix4_instance_q15::pBitRevTable</td>
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<p>points to the bit reversal table. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_cfft_radix4_instance_q15::pTwiddle</td>
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<p>points to the twiddle factor table. </p>
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<a class="anchor" id="af32fdc78bcc27ca385f9b76a0a1f71c3"></a>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q15::twidCoefModifier</td>
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<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
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<p>Instance structure for the Q31 CFFT/CIFFT function.
</p>
<table class="memberdecls">
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Data Fields</h2></td></tr>
<tr class="memitem:ab413d2a5d3f45fa187d93813bf3bf81b"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#ab413d2a5d3f45fa187d93813bf3bf81b">fftLen</a></td></tr>
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<tr class="memitem:adc0a62ba669ad2282ecbe43d5d96abab"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#adc0a62ba669ad2282ecbe43d5d96abab">ifftFlag</a></td></tr>
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<tr class="memitem:a5a7c4f4c7b3fb655cbb2bc11ef160a2a"><td class="memItemLeft" align="right" valign="top">uint8_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#a5a7c4f4c7b3fb655cbb2bc11ef160a2a">bitReverseFlag</a></td></tr>
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<tr class="memitem:a499e97268c131e20faea4b8565d4204c"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#a499e97268c131e20faea4b8565d4204c">pTwiddle</a></td></tr>
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<tr class="memitem:a64b58f7643b0e27c7f2d66ec0ef2e3dc"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#a64b58f7643b0e27c7f2d66ec0ef2e3dc">pBitRevTable</a></td></tr>
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<tr class="memitem:a94d2fead4efa4d5eaae142bbe30b0e15"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__radix4__instance__q31.html#a94d2fead4efa4d5eaae142bbe30b0e15">bitRevFactor</a></td></tr>
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<h2 class="groupheader">Field Documentation</h2>
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<p>flag that enables (bitReverseFlag=1) or disables (bitReverseFlag=0) bit reversal of output. </p>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q31::bitRevFactor</td>
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<p>bit reversal modifier that supports different size FFTs with the same bit reversal table. </p>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q31::fftLen</td>
</tr>
</table>
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<p>length of the FFT. </p>
</div>
</div>
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<td class="memname">uint8_t arm_cfft_radix4_instance_q31::ifftFlag</td>
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<p>flag that selects forward (ifftFlag=0) or inverse (ifftFlag=1) transform. </p>
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<td class="memname">const uint16_t* arm_cfft_radix4_instance_q31::pBitRevTable</td>
</tr>
</table>
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<p>points to the bit reversal table. </p>
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</div>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_cfft_radix4_instance_q31::pTwiddle</td>
</tr>
</table>
</div><div class="memdoc">
<p>points to the twiddle factor table. </p>
</div>
</div>
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<td class="memname">uint16_t arm_cfft_radix4_instance_q31::twidCoefModifier</td>
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<p>twiddle coefficient modifier that supports different size FFTs with the same twiddle factor table. </p>
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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>
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<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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<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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<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_dct4_instance_f32::pCosFactor</td>
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<p>points to the cosFactor table. </p>
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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>
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<p>points to the real FFT instance. </p>
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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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<p>Instance structure for the Q15 DCT4/IDCT4 function.
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Data Fields</h2></td></tr>
<tr class="memitem:a53d24009bb9b2e93d0aa07db7f1a6c25"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a53d24009bb9b2e93d0aa07db7f1a6c25">N</a></td></tr>
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<tr class="memitem:af43dcbbc2fc661ffbc525afe3dcbd7da"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#af43dcbbc2fc661ffbc525afe3dcbd7da">Nby2</a></td></tr>
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<tr class="memitem:a197098140d68e89a08f7a249003a0b86"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a197098140d68e89a08f7a249003a0b86">normalize</a></td></tr>
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<tr class="memitem:aa1a1d7e957ca6af3f341721f5fa3b95b"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#aa1a1d7e957ca6af3f341721f5fa3b95b">pTwiddle</a></td></tr>
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<tr class="memitem:aad2097a5525c1a5b3f5cbd7235c06499"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#aad2097a5525c1a5b3f5cbd7235c06499">pCosFactor</a></td></tr>
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<tr class="memitem:a11cf95c1cd9dd2dd5e4b81b8f88dc208"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__rfft__instance__q15.html">arm_rfft_instance_q15</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a11cf95c1cd9dd2dd5e4b81b8f88dc208">pRfft</a></td></tr>
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<tr class="memitem:a7284932ee8c36107c33815eb62eadffc"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__cfft__radix4__instance__q15.html">arm_cfft_radix4_instance_q15</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q15.html#a7284932ee8c36107c33815eb62eadffc">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_q15::N</td>
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<p>length of the DCT4. </p>
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<td class="memname">uint16_t arm_dct4_instance_q15::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#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> arm_dct4_instance_q15::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__q15.html">arm_cfft_radix4_instance_q15</a>* arm_dct4_instance_q15::pCfft</td>
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<p>points to the complex FFT instance. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_dct4_instance_q15::pCosFactor</td>
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</div><div class="memdoc">
<p>points to the cosFactor table. </p>
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<td class="memname"><a class="el" href="structarm__rfft__instance__q15.html">arm_rfft_instance_q15</a>* arm_dct4_instance_q15::pRfft</td>
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<p>points to the real FFT instance. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a>* arm_dct4_instance_q15::pTwiddle</td>
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<p>points to the twiddle factor table. </p>
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<p>Instance structure for the Q31 DCT4/IDCT4 function.
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Data Fields</h2></td></tr>
<tr class="memitem:a46a9f136457350676e2bfd3768ff9d6d"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#a46a9f136457350676e2bfd3768ff9d6d">N</a></td></tr>
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<tr class="memitem:a32d3268ba4629908dba056599f0a904d"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#a32d3268ba4629908dba056599f0a904d">Nby2</a></td></tr>
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<tr class="memitem:ac80ff7b28fca36aeef74dea12e8312dd"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#ac80ff7b28fca36aeef74dea12e8312dd">normalize</a></td></tr>
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<tr class="memitem:a107b210eca05f0bd16246b28fd32c4e7"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#a107b210eca05f0bd16246b28fd32c4e7">pTwiddle</a></td></tr>
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<tr class="memitem:a34241ee5930de99d4f22a040d32026e3"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#a34241ee5930de99d4f22a040d32026e3">pCosFactor</a></td></tr>
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<tr class="memitem:af1487dab5e7963b85dc0fdc6bf492542"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__rfft__instance__q31.html">arm_rfft_instance_q31</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__q31.html#af1487dab5e7963b85dc0fdc6bf492542">pRfft</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_q31::N</td>
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<p>length of the DCT4. </p>
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<td class="memname">uint16_t arm_dct4_instance_q31::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#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> arm_dct4_instance_q31::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__q31.html">arm_cfft_radix4_instance_q31</a>* arm_dct4_instance_q31::pCfft</td>
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<p>points to the complex FFT instance. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_dct4_instance_q31::pCosFactor</td>
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<p>points to the cosFactor table. </p>
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<td class="memname"><a class="el" href="structarm__rfft__instance__q31.html">arm_rfft_instance_q31</a>* arm_dct4_instance_q31::pRfft</td>
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<p>points to the real FFT instance. </p>
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<td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a>* arm_dct4_instance_q31::pTwiddle</td>
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<p>points to the twiddle factor table. </p>
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| YifuLiu/AliOS-Things | components/cmsis/docs/DSP/html/structarm__dct4__instance__q31.html | HTML | apache-2.0 | 12,760 |
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