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Diffstat (limited to 'lib/rbcodec/codecs/libopus/silk/arm/NSQ_neon.h')
-rw-r--r-- | lib/rbcodec/codecs/libopus/silk/arm/NSQ_neon.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/libopus/silk/arm/NSQ_neon.h b/lib/rbcodec/codecs/libopus/silk/arm/NSQ_neon.h new file mode 100644 index 0000000000..b31d9442d6 --- /dev/null +++ b/lib/rbcodec/codecs/libopus/silk/arm/NSQ_neon.h | |||
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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 | #include "SigProc_FIX.h" | ||
32 | |||
33 | #undef silk_short_prediction_create_arch_coef | ||
34 | /* For vectorized calc, reverse a_Q12 coefs, convert to 32-bit, and shift for vqdmulhq_s32. */ | ||
35 | static OPUS_INLINE void silk_short_prediction_create_arch_coef_neon(opus_int32 *out, const opus_int16 *in, opus_int order) | ||
36 | { | ||
37 | out[15] = silk_LSHIFT32(in[0], 15); | ||
38 | out[14] = silk_LSHIFT32(in[1], 15); | ||
39 | out[13] = silk_LSHIFT32(in[2], 15); | ||
40 | out[12] = silk_LSHIFT32(in[3], 15); | ||
41 | out[11] = silk_LSHIFT32(in[4], 15); | ||
42 | out[10] = silk_LSHIFT32(in[5], 15); | ||
43 | out[9] = silk_LSHIFT32(in[6], 15); | ||
44 | out[8] = silk_LSHIFT32(in[7], 15); | ||
45 | out[7] = silk_LSHIFT32(in[8], 15); | ||
46 | out[6] = silk_LSHIFT32(in[9], 15); | ||
47 | |||
48 | if (order == 16) | ||
49 | { | ||
50 | out[5] = silk_LSHIFT32(in[10], 15); | ||
51 | out[4] = silk_LSHIFT32(in[11], 15); | ||
52 | out[3] = silk_LSHIFT32(in[12], 15); | ||
53 | out[2] = silk_LSHIFT32(in[13], 15); | ||
54 | out[1] = silk_LSHIFT32(in[14], 15); | ||
55 | out[0] = silk_LSHIFT32(in[15], 15); | ||
56 | } | ||
57 | else | ||
58 | { | ||
59 | out[5] = 0; | ||
60 | out[4] = 0; | ||
61 | out[3] = 0; | ||
62 | out[2] = 0; | ||
63 | out[1] = 0; | ||
64 | out[0] = 0; | ||
65 | } | ||
66 | } | ||
67 | |||
68 | #if defined(OPUS_ARM_PRESUME_NEON_INTR) | ||
69 | |||
70 | #define silk_short_prediction_create_arch_coef(out, in, order) \ | ||
71 | (silk_short_prediction_create_arch_coef_neon(out, in, order)) | ||
72 | |||
73 | #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) | ||
74 | |||
75 | #define silk_short_prediction_create_arch_coef(out, in, order) \ | ||
76 | do { if (arch == OPUS_ARCH_ARM_NEON) { silk_short_prediction_create_arch_coef_neon(out, in, order); } } while (0) | ||
77 | |||
78 | #endif | ||
79 | |||
80 | opus_int32 silk_noise_shape_quantizer_short_prediction_neon(const opus_int32 *buf32, const opus_int32 *coef32, opus_int order); | ||
81 | |||
82 | opus_int32 silk_NSQ_noise_shape_feedback_loop_neon(const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, opus_int order); | ||
83 | |||
84 | #if defined(OPUS_ARM_PRESUME_NEON_INTR) | ||
85 | #undef silk_noise_shape_quantizer_short_prediction | ||
86 | #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ | ||
87 | ((void)arch,silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order)) | ||
88 | |||
89 | #undef silk_NSQ_noise_shape_feedback_loop | ||
90 | #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)) | ||
91 | |||
92 | #elif defined(OPUS_HAVE_RTCD) && defined(OPUS_ARM_MAY_HAVE_NEON_INTR) | ||
93 | |||
94 | /* silk_noise_shape_quantizer_short_prediction implementations take different parameters based on arch | ||
95 | (coef vs. coefRev) so can't use the usual IMPL table implementation */ | ||
96 | #undef silk_noise_shape_quantizer_short_prediction | ||
97 | #define silk_noise_shape_quantizer_short_prediction(in, coef, coefRev, order, arch) \ | ||
98 | (arch == OPUS_ARCH_ARM_NEON ? \ | ||
99 | silk_noise_shape_quantizer_short_prediction_neon(in, coefRev, order) : \ | ||
100 | silk_noise_shape_quantizer_short_prediction_c(in, coef, order)) | ||
101 | |||
102 | extern opus_int32 | ||
103 | (*const SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[OPUS_ARCHMASK+1])( | ||
104 | const opus_int32 *data0, opus_int32 *data1, const opus_int16 *coef, | ||
105 | opus_int order); | ||
106 | |||
107 | #undef silk_NSQ_noise_shape_feedback_loop | ||
108 | #define silk_NSQ_noise_shape_feedback_loop(data0, data1, coef, order, arch) \ | ||
109 | (SILK_NSQ_NOISE_SHAPE_FEEDBACK_LOOP_IMPL[(arch)&OPUS_ARCHMASK](data0, data1, \ | ||
110 | coef, order)) | ||
111 | |||
112 | #endif | ||
113 | |||
114 | #endif /* SILK_NSQ_NEON_H */ | ||