1 /*********************************************************************** 2 Copyright (C) 2014 Vidyo 3 Redistribution and use in source and binary forms, with or without 4 modification, are permitted provided that the following conditions 5 are met: 6 - Redistributions of source code must retain the above copyright notice, 7 this list of conditions and the following disclaimer. 8 - Redistributions in binary form must reproduce the above copyright 9 notice, this list of conditions and the following disclaimer in the 10 documentation and/or other materials provided with the distribution. 11 - Neither the name of Internet Society, IETF or IETF Trust, nor the 12 names of specific contributors, may be used to endorse or promote 13 products derived from this software without specific prior written 14 permission. 15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 POSSIBILITY OF SUCH DAMAGE. 26 ***********************************************************************/ 27 #ifndef SILK_NSQ_NEON_H 28 #define SILK_NSQ_NEON_H 29 30 #include "cpu_support.h" 31 32 #undef silk_short_prediction_create_arch_coef 33 /* For vectorized calc, reverse a_Q12 coefs, convert to 32-bit, and shift for vqdmulhq_s32. */ 34 static OPUS_INLINE void silk_short_prediction_create_arch_coef_neon(opus_int32 *out, const opus_int16 *in, opus_int order) 35 { 36 out[15] = in[0] << 15; 37 out[14] = in[1] << 15; 38 out[13] = in[2] << 15; 39 out[12] = in[3] << 15; 40 out[11] = in[4] << 15; 41 out[10] = in[5] << 15; 42 out[9] = in[6] << 15; 43 out[8] = in[7] << 15; 44 out[7] = in[8] << 15; 45 out[6] = in[9] << 15; 46 47 if (order == 16) 48 { 49 out[5] = in[10] << 15; 50 out[4] = in[11] << 15; 51 out[3] = in[12] << 15; 52 out[2] = in[13] << 15; 53 out[1] = in[14] << 15; 54 out[0] = in[15] << 15; 55 } 56 else 57 { 58 out[5] = 0; 59 out[4] = 0; 60 out[3] = 0; 61 out[2] = 0; 62 out[1] = 0; 63 out[0] = 0; 64 } 65 } 66 67 #if defined(OPUS_ARM_PRESUME_NEON_INTR) 68 69 #define silk_short_prediction_create_arch_coef(out, in, order) \ 70 (silk_short_prediction_create_arch_coef_neon(out, in, order)) 71 72 #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) 73 74 #define silk_short_prediction_create_arch_coef(out, in, order) \ 75 do { if (arch == OPUS_ARCH_ARM_NEON) { silk_short_prediction_create_arch_coef_neon(out, in, order); } } while (0) 76 77 #endif 78 79 opus_int32 silk_noise_shape_quantizer_short_prediction_neon(const opus_int32 *buf32, const opus_int32 *coef32, opus_int order); 80 81 opus_int32 silk_NSQ_noise_shape_feedback_loop_neon(const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, opus_int order); 82 83 #if defined(OPUS_ARM_PRESUME_NEON_INTR) 84 #undef silk_noise_shape_quantizer_short_prediction 85 #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ 86 ((void)arch,silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order)) 87 88 #undef silk_NSQ_noise_shape_feedback_loop 89 #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)) 90 91 #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) 92 93 /* silk_noise_shape_quantizer_short_prediction implementations take different parameters based on arch 94 (coef vs. coefRev) so can't use the usual IMPL table implementation */ 95 #undef silk_noise_shape_quantizer_short_prediction 96 #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ 97 (arch == OPUS_ARCH_ARM_NEON ? \ 98 silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order) : \ 99 silk_noise_shape_quantizer_short_prediction_c(in, coef, order)) 100 101 extern opus_int32 102 (*const SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[OPUS_ARCHMASK+1])( 103 const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, 104 opus_int order); 105 106 #undef silk_NSQ_noise_shape_feedback_loop 107 #define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) \ 108 (SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[(arch)&OPUS_ARCHMASK](data0, data1, \ 109 coef, order)) 110 111 #endif 112 113 #endif /* SILK_NSQ_NEON_H */ 114
