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228 changed files with 10990 additions and 5670 deletions
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@ -39,14 +39,15 @@ void silk_k2a(
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)
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{
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opus_int k, n;
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opus_int32 Atmp[ SILK_MAX_ORDER_LPC ];
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opus_int32 rc, tmp1, tmp2;
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for( k = 0; k < order; k++ ) {
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for( n = 0; n < k; n++ ) {
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Atmp[ n ] = A_Q24[ n ];
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}
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for( n = 0; n < k; n++ ) {
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A_Q24[ n ] = silk_SMLAWB( A_Q24[ n ], silk_LSHIFT( Atmp[ k - n - 1 ], 1 ), rc_Q15[ k ] );
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rc = rc_Q15[ k ];
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for( n = 0; n < (k + 1) >> 1; n++ ) {
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tmp1 = A_Q24[ n ];
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tmp2 = A_Q24[ k - n - 1 ];
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A_Q24[ n ] = silk_SMLAWB( tmp1, silk_LSHIFT( tmp2, 1 ), rc );
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A_Q24[ k - n - 1 ] = silk_SMLAWB( tmp2, silk_LSHIFT( tmp1, 1 ), rc );
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}
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A_Q24[ k ] = -silk_LSHIFT( (opus_int32)rc_Q15[ k ], 9 );
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}
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