1 /* Copyright (c) 2010 Xiph.Org Foundation 2 * Copyright (c) 2013 Parrot */ 3 /* 4 Redistribution and use in source and binary forms, with or without 5 modification, are permitted provided that the following conditions 6 are met: 7 8 - Redistributions of source code must retain the above copyright 9 notice, this list of conditions and the following disclaimer. 10 11 - Redistributions in binary form must reproduce the above copyright 12 notice, this list of conditions and the following disclaimer in the 13 documentation and/or other materials provided with the distribution. 14 15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 19 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 20 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 22 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 23 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 24 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 25 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #ifdef HAVE_CONFIG_H 29 #include "config.h" 30 #endif 31 32 #include "pitch.h" 33 #include "kiss_fft.h" 34 #include "mdct.h" 35 36 #if defined(OPUS_HAVE_RTCD) 37 38 # if defined(FIXED_POINT) 39 # if ((defined(OPUS_ARM_MAY_HAVE_NEON) && !defined(OPUS_ARM_PRESUME_NEON)) || \ 40 (defined(OPUS_ARM_MAY_HAVE_MEDIA) && !defined(OPUS_ARM_PRESUME_MEDIA)) || \ 41 (defined(OPUS_ARM_MAY_HAVE_EDSP) && !defined(OPUS_ARM_PRESUME_EDSP))) 42 opus_val32 (*const CELT_PITCH_XCORR_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *, 43 const opus_val16 *, opus_val32 *, int , int) = { 44 celt_pitch_xcorr_c, /* ARMv4 */ 45 MAY_HAVE_EDSP(celt_pitch_xcorr), /* EDSP */ 46 MAY_HAVE_MEDIA(celt_pitch_xcorr), /* Media */ 47 MAY_HAVE_NEON(celt_pitch_xcorr) /* NEON */ 48 }; 49 50 # endif 51 # else /* !FIXED_POINT */ 52 # if defined(OPUS_ARM_MAY_HAVE_NEON_INTR) && !defined(OPUS_ARM_PRESUME_NEON_INTR) 53 void (*const CELT_PITCH_XCORR_IMPL[OPUS_ARCHMASK+1])(const opus_val16 *, 54 const opus_val16 *, opus_val32 *, int, int) = { 55 celt_pitch_xcorr_c, /* ARMv4 */ 56 celt_pitch_xcorr_c, /* EDSP */ 57 celt_pitch_xcorr_c, /* Media */ 58 celt_pitch_xcorr_float_neon /* Neon */ 59 }; 60 # endif 61 # endif /* FIXED_POINT */ 62 63 #if defined(FIXED_POINT) && defined(OPUS_HAVE_RTCD) && \ 64 defined(OPUS_ARM_MAY_HAVE_NEON_INTR) && !defined(OPUS_ARM_PRESUME_NEON_INTR) 65 66 void (*const XCORR_KERNEL_IMPL[OPUS_ARCHMASK + 1])( 67 const opus_val16 *x, 68 const opus_val16 *y, 69 opus_val32 sum[4], 70 int len 71 ) = { 72 xcorr_kernel_c, /* ARMv4 */ 73 xcorr_kernel_c, /* EDSP */ 74 xcorr_kernel_c, /* Media */ 75 xcorr_kernel_neon_fixed, /* Neon */ 76 }; 77 78 #endif 79 80 # if defined(OPUS_ARM_MAY_HAVE_NEON_INTR) 81 # if defined(HAVE_ARM_NE10) 82 # if defined(CUSTOM_MODES) 83 int (*const OPUS_FFT_ALLOC_ARCH_IMPL[OPUS_ARCHMASK+1])(kiss_fft_state *st) = { 84 opus_fft_alloc_arch_c, /* ARMv4 */ 85 opus_fft_alloc_arch_c, /* EDSP */ 86 opus_fft_alloc_arch_c, /* Media */ 87 opus_fft_alloc_arm_neon /* Neon with NE10 library support */ 88 }; 89 90 void (*const OPUS_FFT_FREE_ARCH_IMPL[OPUS_ARCHMASK+1])(kiss_fft_state *st) = { 91 opus_fft_free_arch_c, /* ARMv4 */ 92 opus_fft_free_arch_c, /* EDSP */ 93 opus_fft_free_arch_c, /* Media */ 94 opus_fft_free_arm_neon /* Neon with NE10 */ 95 }; 96 # endif /* CUSTOM_MODES */ 97 98 void (*const OPUS_FFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg, 99 const kiss_fft_cpx *fin, 100 kiss_fft_cpx *fout) = { 101 opus_fft_c, /* ARMv4 */ 102 opus_fft_c, /* EDSP */ 103 opus_fft_c, /* Media */ 104 opus_fft_neon /* Neon with NE10 */ 105 }; 106 107 void (*const OPUS_IFFT[OPUS_ARCHMASK+1])(const kiss_fft_state *cfg, 108 const kiss_fft_cpx *fin, 109 kiss_fft_cpx *fout) = { 110 opus_ifft_c, /* ARMv4 */ 111 opus_ifft_c, /* EDSP */ 112 opus_ifft_c, /* Media */ 113 opus_ifft_neon /* Neon with NE10 */ 114 }; 115 116 void (*const CLT_MDCT_FORWARD_IMPL[OPUS_ARCHMASK+1])(const mdct_lookup *l, 117 kiss_fft_scalar *in, 118 kiss_fft_scalar * OPUS_RESTRICT out, 119 const opus_val16 *window, 120 int overlap, int shift, 121 int stride, int arch) = { 122 clt_mdct_forward_c, /* ARMv4 */ 123 clt_mdct_forward_c, /* EDSP */ 124 clt_mdct_forward_c, /* Media */ 125 clt_mdct_forward_neon /* Neon with NE10 */ 126 }; 127 128 void (*const CLT_MDCT_BACKWARD_IMPL[OPUS_ARCHMASK+1])(const mdct_lookup *l, 129 kiss_fft_scalar *in, 130 kiss_fft_scalar * OPUS_RESTRICT out, 131 const opus_val16 *window, 132 int overlap, int shift, 133 int stride, int arch) = { 134 clt_mdct_backward_c, /* ARMv4 */ 135 clt_mdct_backward_c, /* EDSP */ 136 clt_mdct_backward_c, /* Media */ 137 clt_mdct_backward_neon /* Neon with NE10 */ 138 }; 139 140 # endif /* HAVE_ARM_NE10 */ 141 # endif /* OPUS_ARM_MAY_HAVE_NEON_INTR */ 142 143 #endif /* OPUS_HAVE_RTCD */ 144