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  /external/libopus/silk/
stereo_MS_to_LR.c 45 opus_int32 sum, diff, pred0_Q13, pred1_Q13;
55 pred1_Q13 = state->pred_prev_Q13[ 1 ];
61 pred1_Q13 += delta1_Q13;
64 sum = silk_SMLAWB( sum, silk_LSHIFT( (opus_int32)x1[ n + 1 ], 11 ), pred1_Q13 ); /* Q8 */
68 pred1_Q13 = pred_Q13[ 1 ];
72 sum = silk_SMLAWB( sum, silk_LSHIFT( (opus_int32)x1[ n + 1 ], 11 ), pred1_Q13 ); /* Q8 */
stereo_LR_to_MS.c 51 opus_int32 sum, diff, smooth_coef_Q16, pred_Q13[ 2 ], pred0_Q13, pred1_Q13;
200 pred1_Q13 = -state->pred_prev_Q13[ 1 ];
208 pred1_Q13 += delta1_Q13;
212 sum = silk_SMLAWB( sum, silk_LSHIFT( (opus_int32)mid[ n + 1 ], 11 ), pred1_Q13 ); /* Q8 */
217 pred1_Q13 = -pred_Q13[ 1 ];
222 sum = silk_SMLAWB( sum, silk_LSHIFT( (opus_int32)mid[ n + 1 ], 11 ), pred1_Q13 ); /* Q8 */

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