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116 lines
4.6 KiB
C++
116 lines
4.6 KiB
C++
#ifndef SILK_NSQ_NEON_H
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#define SILK_NSQ_NEON_H
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/***********************************************************************
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Copyright (C) 2014 Vidyo
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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- Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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- Neither the name of Internet Society, IETF or IETF Trust, nor the
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names of specific contributors, may be used to endorse or promote
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products derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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***********************************************************************/
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#include "cpu_support.h"
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#undef silk_short_prediction_create_arch_coef
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/* For vectorized calc, reverse a_Q12 coefs, convert to 32-bit, and shift for vqdmulhq_s32. */
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static OPUS_INLINE void silk_short_prediction_create_arch_coef_neon(opus_int32 *out, const opus_int16 *in, opus_int order)
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{
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out[15] = in[0] << 15;
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out[14] = in[1] << 15;
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out[13] = in[2] << 15;
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out[12] = in[3] << 15;
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out[11] = in[4] << 15;
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out[10] = in[5] << 15;
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out[9] = in[6] << 15;
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out[8] = in[7] << 15;
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out[7] = in[8] << 15;
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out[6] = in[9] << 15;
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if (order == 16)
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{
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out[5] = in[10] << 15;
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out[4] = in[11] << 15;
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out[3] = in[12] << 15;
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out[2] = in[13] << 15;
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out[1] = in[14] << 15;
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out[0] = in[15] << 15;
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}
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else
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{
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out[5] = 0;
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out[4] = 0;
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out[3] = 0;
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out[2] = 0;
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out[1] = 0;
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out[0] = 0;
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}
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}
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#if defined(OPUS_ARM_PRESUME_NEON_INTR)
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#define silk_short_prediction_create_arch_coef(out, in, order) \
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(silk_short_prediction_create_arch_coef_neon(out, in, order))
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#elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR)
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#define silk_short_prediction_create_arch_coef(out, in, order) \
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do { if (arch == OPUS_ARCH_ARM_NEON) { silk_short_prediction_create_arch_coef_neon(out, in, order); } } while (0)
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#endif
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opus_int32 silk_noise_shape_quantizer_short_prediction_neon(const opus_int32 *buf32, const opus_int32 *coef32, opus_int order);
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opus_int32 silk_NSQ_noise_shape_feedback_loop_neon(const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, opus_int order);
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#if defined(OPUS_ARM_PRESUME_NEON_INTR)
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#undef silk_noise_shape_quantizer_short_prediction
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#define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \
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((void)arch,silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order))
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#undef silk_NSQ_noise_shape_feedback_loop
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#define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) ((void)arch,silk_NSQ_noise_shape_feedback_loop_neon(data0, data1, coef, order))
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#elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR)
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/* silk_noise_shape_quantizer_short_prediction implementations take different parameters based on arch
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(coef vs. coefRev) so can't use the usual IMPL table implementation */
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#undef silk_noise_shape_quantizer_short_prediction
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#define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \
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(arch == OPUS_ARCH_ARM_NEON ? \
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silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order) : \
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silk_noise_shape_quantizer_short_prediction_c(in, coef, order))
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extern opus_int32
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(*const SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[OPUS_ARCHMASK+1])(
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const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef,
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opus_int order);
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#undef silk_NSQ_noise_shape_feedback_loop
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#define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) \
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(SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[(arch)&OPUS_ARCHMASK](data0, data1, \
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coef, order))
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#endif
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#endif /* SILK_NSQ_NEON_H */
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