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1 /* | 1 /* |
2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2011 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
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22 #include "entropy_coding.h" | 22 #include "entropy_coding.h" |
23 #include "pitch_estimator.h" | 23 #include "pitch_estimator.h" |
24 #include "settings.h" | 24 #include "settings.h" |
25 #include "structs.h" | 25 #include "structs.h" |
26 | 26 |
27 | 27 |
28 | 28 |
29 | 29 |
30 int WebRtcIsacfix_DecodeImpl(int16_t* signal_out16, | 30 int WebRtcIsacfix_DecodeImpl(int16_t* signal_out16, |
31 IsacFixDecoderInstance* ISACdec_obj, | 31 IsacFixDecoderInstance* ISACdec_obj, |
32 int16_t* current_framesamples) | 32 size_t* current_framesamples) |
33 { | 33 { |
34 int k; | 34 int k; |
35 int err; | 35 int err; |
36 int16_t BWno; | 36 int16_t BWno; |
37 int len = 0; | 37 int len = 0; |
38 | 38 |
39 int16_t model; | 39 int16_t model; |
40 | 40 |
41 | 41 |
42 int16_t Vector_Word16_1[FRAMESAMPLES/2]; | 42 int16_t Vector_Word16_1[FRAMESAMPLES/2]; |
43 int16_t Vector_Word16_2[FRAMESAMPLES/2]; | 43 int16_t Vector_Word16_2[FRAMESAMPLES/2]; |
44 | 44 |
45 int32_t Vector_Word32_1[FRAMESAMPLES/2]; | 45 int32_t Vector_Word32_1[FRAMESAMPLES/2]; |
46 int32_t Vector_Word32_2[FRAMESAMPLES/2]; | 46 int32_t Vector_Word32_2[FRAMESAMPLES/2]; |
47 | 47 |
48 int16_t lofilt_coefQ15[ORDERLO*SUBFRAMES]; //refl. coeffs | 48 int16_t lofilt_coefQ15[ORDERLO*SUBFRAMES]; //refl. coeffs |
49 int16_t hifilt_coefQ15[ORDERHI*SUBFRAMES]; //refl. coeffs | 49 int16_t hifilt_coefQ15[ORDERHI*SUBFRAMES]; //refl. coeffs |
50 int32_t gain_lo_hiQ17[2*SUBFRAMES]; | 50 int32_t gain_lo_hiQ17[2*SUBFRAMES]; |
51 | 51 |
52 int16_t PitchLags_Q7[PITCH_SUBFRAMES]; | 52 int16_t PitchLags_Q7[PITCH_SUBFRAMES]; |
53 int16_t PitchGains_Q12[PITCH_SUBFRAMES]; | 53 int16_t PitchGains_Q12[PITCH_SUBFRAMES]; |
54 int16_t AvgPitchGain_Q12; | 54 int16_t AvgPitchGain_Q12; |
55 | 55 |
56 int16_t tmp_1, tmp_2; | 56 int16_t tmp_1, tmp_2; |
57 int32_t tmp32a; | 57 int32_t tmp32a; |
58 int16_t gainQ13; | 58 int16_t gainQ13; |
59 | 59 |
60 | 60 |
61 int16_t frame_nb; /* counter */ | 61 size_t frame_nb; /* counter */ |
62 int16_t frame_mode; /* 0 for 30ms, 1 for 60ms */ | 62 size_t frame_mode; /* 0 for 30ms, 1 for 60ms */ |
63 static const int16_t kProcessedSamples = 480; /* 480 (for both 30, 60 ms) */ | 63 static const size_t kProcessedSamples = 480; /* 480 (for both 30, 60 ms) */ |
64 | 64 |
65 /* PLC */ | 65 /* PLC */ |
66 int16_t overlapWin[ 240 ]; | 66 int16_t overlapWin[ 240 ]; |
67 | 67 |
68 (ISACdec_obj->bitstr_obj).W_upper = 0xFFFFFFFF; | 68 (ISACdec_obj->bitstr_obj).W_upper = 0xFFFFFFFF; |
69 (ISACdec_obj->bitstr_obj).streamval = 0; | 69 (ISACdec_obj->bitstr_obj).streamval = 0; |
70 (ISACdec_obj->bitstr_obj).stream_index = 0; | 70 (ISACdec_obj->bitstr_obj).stream_index = 0; |
71 (ISACdec_obj->bitstr_obj).full = 1; | 71 (ISACdec_obj->bitstr_obj).full = 1; |
72 | 72 |
73 | 73 |
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212 } | 212 } |
213 | 213 |
214 WebRtcIsacfix_FilterAndCombine1(Vector_Word16_1, | 214 WebRtcIsacfix_FilterAndCombine1(Vector_Word16_1, |
215 Vector_Word16_2, | 215 Vector_Word16_2, |
216 signal_out16 + frame_nb * kProcessedSamples, | 216 signal_out16 + frame_nb * kProcessedSamples, |
217 &ISACdec_obj->postfiltbankstr_obj); | 217 &ISACdec_obj->postfiltbankstr_obj); |
218 | 218 |
219 } | 219 } |
220 return len; | 220 return len; |
221 } | 221 } |
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