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[86.146.197.23]) by smtp.gmail.com with ESMTPSA id t186sm15980915wmt.22.2016.11.07.14.39.59 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 07 Nov 2016 14:40:01 -0800 (PST) From: Rostislav Pehlivanov To: ffmpeg-devel@ffmpeg.org Date: Mon, 7 Nov 2016 22:39:57 +0000 Message-Id: <20161107223958.8253-1-atomnuker@gmail.com> X-Mailer: git-send-email 2.10.2 Subject: [FFmpeg-devel] [PATCH 1/2] opus: move all tables to a separate file X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Rostislav Pehlivanov MIME-Version: 1.0 Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Signed-off-by: Rostislav Pehlivanov --- libavcodec/Makefile | 2 +- libavcodec/opus_celt.c | 518 +++------------------- libavcodec/opus_silk.c | 849 +++--------------------------------- libavcodec/opustab.c | 1137 ++++++++++++++++++++++++++++++++++++++++++++++++ libavcodec/opustab.h | 156 +++++++ 5 files changed, 1422 insertions(+), 1240 deletions(-) create mode 100644 libavcodec/opustab.c create mode 100644 libavcodec/opustab.h diff --git a/libavcodec/Makefile b/libavcodec/Makefile index f1d5bf1..8e4087e 100644 --- a/libavcodec/Makefile +++ b/libavcodec/Makefile @@ -437,7 +437,7 @@ OBJS-$(CONFIG_NELLYMOSER_ENCODER) += nellymoserenc.o nellymoser.o OBJS-$(CONFIG_NUV_DECODER) += nuv.o rtjpeg.o OBJS-$(CONFIG_ON2AVC_DECODER) += on2avc.o on2avcdata.o OBJS-$(CONFIG_OPUS_DECODER) += opusdec.o opus.o opus_celt.o \ - opus_silk.o vorbis_data.o + opus_silk.o opustab.o vorbis_data.o OBJS-$(CONFIG_PAF_AUDIO_DECODER) += pafaudio.o OBJS-$(CONFIG_PAF_VIDEO_DECODER) += pafvideo.o OBJS-$(CONFIG_PAM_DECODER) += pnmdec.o pnm.o diff --git a/libavcodec/opus_celt.c b/libavcodec/opus_celt.c index 61a9dc6..ea097bd 100644 --- a/libavcodec/opus_celt.c +++ b/libavcodec/opus_celt.c @@ -31,6 +31,7 @@ #include "imdct15.h" #include "opus.h" +#include "opustab.h" enum CeltSpread { CELT_SPREAD_NONE, @@ -99,396 +100,7 @@ struct CeltContext { int tf_change [CELT_MAX_BANDS]; DECLARE_ALIGNED(32, float, coeffs)[2][CELT_MAX_FRAME_SIZE]; - DECLARE_ALIGNED(32, float, scratch)[22 * 8]; // MAX(celt_freq_range) * 1<duration][1]; + model = ff_celt_coarse_energy_dist[s->duration][1]; } else { - alpha = celt_alpha_coef[s->duration]; - beta = 1.0f - celt_beta_coef[s->duration]; - model = celt_coarse_energy_dist[s->duration][0]; + alpha = ff_celt_alpha_coef[s->duration]; + beta = 1.0f - ff_celt_beta_coef[s->duration]; + model = ff_celt_coarse_energy_dist[s->duration][0]; } for (i = 0; i < CELT_MAX_BANDS; i++) { @@ -554,7 +166,7 @@ static void celt_decode_coarse_energy(CeltContext *s, OpusRangeCoder *rc) int k = FFMIN(i, 20) << 1; value = opus_rc_laplace(rc, model[k] << 7, model[k+1] << 6); } else if (available >= 2) { - int x = opus_rc_getsymbol(rc, celt_model_energy_small); + int x = opus_rc_getsymbol(rc, ff_celt_model_energy_small); value = (x>>1) ^ -(x&1); } else if (available >= 1) { value = -(float)opus_rc_p2model(rc, 1); @@ -626,12 +238,12 @@ static void celt_decode_tf_changes(CeltContext *s, OpusRangeCoder *rc, bits = transient ? 4 : 5; } - if (tf_select_bit && celt_tf_select[s->duration][transient][0][tf_changed] != - celt_tf_select[s->duration][transient][1][tf_changed]) + if (tf_select_bit && ff_celt_tf_select[s->duration][transient][0][tf_changed] != + ff_celt_tf_select[s->duration][transient][1][tf_changed]) tf_select = opus_rc_p2model(rc, 1); for (i = s->startband; i < s->endband; i++) { - s->tf_change[i] = celt_tf_select[s->duration][transient][tf_select][s->tf_change[i]]; + s->tf_change[i] = ff_celt_tf_select[s->duration][transient][tf_select][s->tf_change[i]]; } } @@ -665,12 +277,12 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* obtain spread flag */ s->spread = CELT_SPREAD_NORMAL; if (consumed + 4 <= s->framebits) - s->spread = opus_rc_getsymbol(rc, celt_model_spread); + s->spread = opus_rc_getsymbol(rc, ff_celt_model_spread); /* generate static allocation caps */ for (i = 0; i < CELT_MAX_BANDS; i++) { - cap[i] = (celt_static_caps[s->duration][s->coded_channels - 1][i] + 64) - * celt_freq_range[i] << (s->coded_channels - 1) << s->duration >> 2; + cap[i] = (ff_celt_static_caps[s->duration][s->coded_channels - 1][i] + 64) + * ff_celt_freq_range[i] << (s->coded_channels - 1) << s->duration >> 2; } /* obtain band boost */ @@ -681,7 +293,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) boost[i] = 0; - quanta = celt_freq_range[i] << (s->coded_channels - 1) << s->duration; + quanta = ff_celt_freq_range[i] << (s->coded_channels - 1) << s->duration; quanta = FFMIN(quanta << 3, FFMAX(6 << 3, quanta)); band_dynalloc = dynalloc; while (consumed + (band_dynalloc<<3) < totalbits && boost[i] < cap[i]) { @@ -701,7 +313,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* obtain allocation trim */ if (consumed + (6 << 3) <= totalbits) - alloctrim = opus_rc_getsymbol(rc, celt_model_alloc_trim); + alloctrim = opus_rc_getsymbol(rc, ff_celt_model_alloc_trim); /* anti-collapse bit reservation */ totalbits = (s->framebits << 3) - opus_rc_tell_frac(rc) - 1; @@ -718,7 +330,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* intensity/dual stereo bit reservation */ if (s->coded_channels == 2) { - intensitystereo_bit = celt_log2_frac[s->endband - s->startband]; + intensitystereo_bit = ff_celt_log2_frac[s->endband - s->startband]; if (intensitystereo_bit <= totalbits) { totalbits -= intensitystereo_bit; if (totalbits >= 1 << 3) { @@ -731,18 +343,18 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) for (i = s->startband; i < s->endband; i++) { int trim = alloctrim - 5 - s->duration; - int band = celt_freq_range[i] * (s->endband - i - 1); + int band = ff_celt_freq_range[i] * (s->endband - i - 1); int duration = s->duration + 3; int scale = duration + s->coded_channels - 1; /* PVQ minimum allocation threshold, below this value the band is * skipped */ - threshold[i] = FFMAX(3 * celt_freq_range[i] << duration >> 4, + threshold[i] = FFMAX(3 * ff_celt_freq_range[i] << duration >> 4, s->coded_channels << 3); trim_offset[i] = trim * (band << scale) >> 6; - if (celt_freq_range[i] << s->duration == 1) + if (ff_celt_freq_range[i] << s->duration == 1) trim_offset[i] -= s->coded_channels << 3; } @@ -754,7 +366,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) done = total = 0; for (i = s->endband - 1; i >= s->startband; i--) { - bandbits = celt_freq_range[i] * celt_static_alloc[center][i] + bandbits = ff_celt_freq_range[i] * ff_celt_static_alloc[center][i] << (s->coded_channels - 1) << s->duration >> 2; if (bandbits) @@ -776,10 +388,10 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) high = low--; for (i = s->startband; i < s->endband; i++) { - bits1[i] = celt_freq_range[i] * celt_static_alloc[low][i] + bits1[i] = ff_celt_freq_range[i] * ff_celt_static_alloc[low][i] << (s->coded_channels - 1) << s->duration >> 2; bits2[i] = high >= CELT_VECTORS ? cap[i] : - celt_freq_range[i] * celt_static_alloc[high][i] + ff_celt_freq_range[i] * ff_celt_static_alloc[high][i] << (s->coded_channels - 1) << s->duration >> 2; if (bits1[i]) @@ -845,10 +457,10 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* determine the number of bits available for coding "do not skip" markers */ remaining = totalbits - total; - bandbits = remaining / (celt_freq_bands[j+1] - celt_freq_bands[s->startband]); - remaining -= bandbits * (celt_freq_bands[j+1] - celt_freq_bands[s->startband]); - allocation = s->pulses[j] + bandbits * celt_freq_range[j] - + FFMAX(0, remaining - (celt_freq_bands[j] - celt_freq_bands[s->startband])); + bandbits = remaining / (ff_celt_freq_bands[j+1] - ff_celt_freq_bands[s->startband]); + remaining -= bandbits * (ff_celt_freq_bands[j+1] - ff_celt_freq_bands[s->startband]); + allocation = s->pulses[j] + bandbits * ff_celt_freq_range[j] + + FFMAX(0, remaining - (ff_celt_freq_bands[j] - ff_celt_freq_bands[s->startband])); /* a "do not skip" marker is only coded if the allocation is above the chosen threshold */ @@ -864,7 +476,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) total -= s->pulses[j]; if (intensitystereo_bit) { total -= intensitystereo_bit; - intensitystereo_bit = celt_log2_frac[j - s->startband]; + intensitystereo_bit = ff_celt_log2_frac[j - s->startband]; total += intensitystereo_bit; } @@ -885,17 +497,17 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* supply the remaining bits in this frame to lower bands */ remaining = totalbits - total; - bandbits = remaining / (celt_freq_bands[s->codedbands] - celt_freq_bands[s->startband]); - remaining -= bandbits * (celt_freq_bands[s->codedbands] - celt_freq_bands[s->startband]); + bandbits = remaining / (ff_celt_freq_bands[s->codedbands] - ff_celt_freq_bands[s->startband]); + remaining -= bandbits * (ff_celt_freq_bands[s->codedbands] - ff_celt_freq_bands[s->startband]); for (i = s->startband; i < s->codedbands; i++) { - int bits = FFMIN(remaining, celt_freq_range[i]); + int bits = FFMIN(remaining, ff_celt_freq_range[i]); - s->pulses[i] += bits + bandbits * celt_freq_range[i]; + s->pulses[i] += bits + bandbits * ff_celt_freq_range[i]; remaining -= bits; } for (i = s->startband; i < s->codedbands; i++) { - int N = celt_freq_range[i] << s->duration; + int N = ff_celt_freq_range[i] << s->duration; int prev_extra = extrabits; s->pulses[i] += extrabits; @@ -913,7 +525,7 @@ static void celt_decode_allocation(CeltContext *s, OpusRangeCoder *rc) /* intensity stereo makes use of an extra degree of freedom */ dof = N * s->coded_channels + (s->coded_channels == 2 && N > 2 && !s->dualstereo && i < s->intensitystereo); - temp = dof * (celt_log_freq_range[i] + (s->duration<<3)); + temp = dof * (ff_celt_log_freq_range[i] + (s->duration<<3)); offset = (temp >> 1) - dof * CELT_FINE_OFFSET; if (N == 2) /* dof=2 is the only case that doesn't fit the model */ offset += dof<<1; @@ -1141,7 +753,7 @@ static void celt_interleave_hadamard(float *tmp, float *X, int N0, int N = N0*stride; if (hadamard) { - const uint8_t *ordery = celt_hadamard_ordery + stride - 2; + const uint8_t *ordery = ff_celt_hadamard_ordery + stride - 2; for (i = 0; i < stride; i++) for (j = 0; j < N0; j++) tmp[j*stride+i] = X[ordery[i]*N0+j]; @@ -1162,7 +774,7 @@ static void celt_deinterleave_hadamard(float *tmp, float *X, int N0, int N = N0*stride; if (hadamard) { - const uint8_t *ordery = celt_hadamard_ordery + stride - 2; + const uint8_t *ordery = ff_celt_hadamard_ordery + stride - 2; for (i = 0; i < stride; i++) for (j = 0; j < N0; j++) tmp[ordery[i]*N0+j] = X[j*stride+i]; @@ -1202,7 +814,7 @@ static inline int celt_compute_qn(int N, int b, int offset, int pulse_cap, * always have enough bits left over to code at least one pulse in the * side; otherwise it would collapse, since it doesn't get folded. */ qb = FFMIN3(b - pulse_cap - (4 << 3), (b + N2 * offset) / N2, 8 << 3); - qn = (qb < (1 << 3 >> 1)) ? 1 : ((celt_qn_exp2[qb & 0x7] >> (14 - (qb >> 3))) + 1) >> 1 << 1; + qn = (qb < (1 << 3 >> 1)) ? 1 : ((ff_celt_qn_exp2[qb & 0x7] >> (14 - (qb >> 3))) + 1) >> 1 << 1; return qn; } @@ -1219,7 +831,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i /*Lots of pulses case:*/ if (K >= N) { - const uint32_t *row = celt_pvq_u_row[N]; + const uint32_t *row = ff_celt_pvq_u_row[N]; /* Are the pulses in this dimension negative? */ p = row[K + 1]; @@ -1232,7 +844,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i if (q > i) { K = N; do { - p = celt_pvq_u_row[--K][N]; + p = ff_celt_pvq_u_row[--K][N]; } while (p > i); } else for (p = row[K]; p > i; p = row[K]) @@ -1244,8 +856,8 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i *y++ = val; } else { /*Lots of dimensions case:*/ /*Are there any pulses in this dimension at all?*/ - p = celt_pvq_u_row[K ][N]; - q = celt_pvq_u_row[K + 1][N]; + p = ff_celt_pvq_u_row[K ][N]; + q = ff_celt_pvq_u_row[K + 1][N]; if (p <= i && i < q) { i -= p; @@ -1257,7 +869,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i /*Count how many pulses were placed in this dimension.*/ k0 = K; - do p = celt_pvq_u_row[--K][N]; + do p = ff_celt_pvq_u_row[--K][N]; while (p > i); i -= p; @@ -1295,7 +907,7 @@ static inline uint64_t celt_cwrsi(unsigned int N, unsigned int K, unsigned int i static inline float celt_decode_pulses(OpusRangeCoder *rc, int *y, unsigned int N, unsigned int K) { unsigned int idx; -#define CELT_PVQ_U(n, k) (celt_pvq_u_row[FFMIN(n, k)][FFMAX(n, k)]) +#define CELT_PVQ_U(n, k) (ff_celt_pvq_u_row[FFMIN(n, k)][FFMAX(n, k)]) #define CELT_PVQ_V(n, k) (CELT_PVQ_U(n, k) + CELT_PVQ_U(n, (k) + 1)) idx = opus_rc_unimodel(rc, CELT_PVQ_V(N, K)); return celt_cwrsi(N, K, idx, y); @@ -1378,7 +990,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc, for (k = 0; k < recombine; k++) { if (lowband) celt_haar1(lowband, N >> k, 1 << k); - fill = celt_bit_interleave[fill & 0xF] | celt_bit_interleave[fill >> 4] << 2; + fill = ff_celt_bit_interleave[fill & 0xF] | ff_celt_bit_interleave[fill >> 4] << 2; } blocks >>= recombine; N_B <<= recombine; @@ -1403,8 +1015,8 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc, } /* If we need 1.5 more bit than we can produce, split the band in two. */ - cache = celt_cache_bits + - celt_cache_index[(duration + 1) * CELT_MAX_BANDS + band]; + cache = ff_celt_cache_bits + + ff_celt_cache_index[(duration + 1) * CELT_MAX_BANDS + band]; if (!dualstereo && duration >= 0 && b > cache[cache[0]] + 12 && N > 2) { N >>= 1; Y = X + N; @@ -1426,7 +1038,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc, int tell; /* Decide on the resolution to give to the split parameter theta */ - pulse_cap = celt_log_freq_range[band] + duration * 8; + pulse_cap = ff_celt_log_freq_range[band] + duration * 8; offset = (pulse_cap >> 1) - (dualstereo && N == 2 ? CELT_QTHETA_OFFSET_TWOPHASE : CELT_QTHETA_OFFSET); qn = (dualstereo && band >= s->intensitystereo) ? 1 : @@ -1655,7 +1267,7 @@ static unsigned int celt_decode_band(CeltContext *s, OpusRangeCoder *rc, } for (k = 0; k < recombine; k++) { - cm = celt_bit_deinterleave[cm]; + cm = ff_celt_bit_deinterleave[cm]; celt_haar1(X, N0>>k, 1<startband; i < s->endband; i++) { - float *dst = data + (celt_freq_bands[i] << s->duration); - float norm = exp2(frame->energy[i] + celt_mean_energy[i]); + float *dst = data + (ff_celt_freq_bands[i] << s->duration); + float norm = exp2(frame->energy[i] + ff_celt_mean_energy[i]); - for (j = 0; j < celt_freq_range[i] << s->duration; j++) + for (j = 0; j < ff_celt_freq_range[i] << s->duration; j++) dst[j] *= norm; } } @@ -1808,7 +1420,7 @@ static int parse_postfilter(CeltContext *s, OpusRangeCoder *rc, int consumed) period = (16 << octave) + opus_getrawbits(rc, 4 + octave) - 1; gain = 0.09375f * (opus_getrawbits(rc, 3) + 1); tapset = (opus_rc_tell(rc) + 2 <= s->framebits) ? - opus_rc_getsymbol(rc, celt_model_tapset) : 0; + opus_rc_getsymbol(rc, ff_celt_model_tapset) : 0; for (i = 0; i < 2; i++) { CeltFrame *frame = &s->frame[i]; @@ -1839,11 +1451,11 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X) int depth; /* depth in 1/8 bits */ - depth = (1 + s->pulses[i]) / (celt_freq_range[i] << s->duration); + depth = (1 + s->pulses[i]) / (ff_celt_freq_range[i] << s->duration); thresh = exp2f(-1.0 - 0.125f * depth); - sqrt_1 = 1.0f / sqrtf(celt_freq_range[i] << s->duration); + sqrt_1 = 1.0f / sqrtf(ff_celt_freq_range[i] << s->duration); - xptr = X + (celt_freq_bands[i] << s->duration); + xptr = X + (ff_celt_freq_bands[i] << s->duration); prev[0] = frame->prev_energy[0][i]; prev[1] = frame->prev_energy[1][i]; @@ -1866,7 +1478,7 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X) /* Detect collapse */ if (!(frame->collapse_masks[i] & 1 << k)) { /* Fill with noise */ - for (j = 0; j < celt_freq_range[i]; j++) + for (j = 0; j < ff_celt_freq_range[i]; j++) xptr[(j << s->duration) + k] = (celt_rng(s) & 0x8000) ? r : -r; renormalize = 1; } @@ -1874,7 +1486,7 @@ static void process_anticollapse(CeltContext *s, CeltFrame *frame, float *X) /* We just added some energy, so we need to renormalize */ if (renormalize) - celt_renormalize_vector(xptr, celt_freq_range[i] << s->duration, 1.0f); + celt_renormalize_vector(xptr, ff_celt_freq_range[i] << s->duration, 1.0f); } } @@ -1893,8 +1505,8 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc) memset(s->coeffs, 0, sizeof(s->coeffs)); for (i = s->startband; i < s->endband; i++) { - int band_offset = celt_freq_bands[i] << s->duration; - int band_size = celt_freq_range[i] << s->duration; + int band_offset = ff_celt_freq_bands[i] << s->duration; + int band_size = ff_celt_freq_range[i] << s->duration; float *X = s->coeffs[0] + band_offset; float *Y = (s->coded_channels == 2) ? s->coeffs[1] + band_offset : NULL; @@ -1914,7 +1526,7 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc) } else b = 0; - if (celt_freq_bands[i] - celt_freq_range[i] >= celt_freq_bands[s->startband] && + if (ff_celt_freq_bands[i] - ff_celt_freq_range[i] >= ff_celt_freq_bands[s->startband] && (update_lowband || lowband_offset == 0)) lowband_offset = i; @@ -1925,12 +1537,12 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc) int foldstart, foldend; /* This ensures we never repeat spectral content within one band */ - effective_lowband = FFMAX(celt_freq_bands[s->startband], - celt_freq_bands[lowband_offset] - celt_freq_range[i]); + effective_lowband = FFMAX(ff_celt_freq_bands[s->startband], + ff_celt_freq_bands[lowband_offset] - ff_celt_freq_range[i]); foldstart = lowband_offset; - while (celt_freq_bands[--foldstart] > effective_lowband); + while (ff_celt_freq_bands[--foldstart] > effective_lowband); foldend = lowband_offset - 1; - while (celt_freq_bands[++foldend] < effective_lowband + celt_freq_range[i]); + while (ff_celt_freq_bands[++foldend] < effective_lowband + ff_celt_freq_range[i]); cm[0] = cm[1] = 0; for (j = foldstart; j < foldend; j++) { @@ -1945,7 +1557,7 @@ static void celt_decode_bands(CeltContext *s, OpusRangeCoder *rc) if (s->dualstereo && i == s->intensitystereo) { /* Switch off dual stereo to do intensity */ s->dualstereo = 0; - for (j = celt_freq_bands[s->startband] << s->duration; j < band_offset; j++) + for (j = ff_celt_freq_bands[s->startband] << s->duration; j < band_offset; j++) norm[j] = (norm[j] + norm2[j]) / 2; } @@ -2100,7 +1712,7 @@ int ff_celt_decode_frame(CeltContext *s, OpusRangeCoder *rc, imdct->imdct_half(imdct, dst + CELT_OVERLAP / 2, s->coeffs[i] + j, s->blocks, imdct_scale); s->dsp->vector_fmul_window(dst, dst, dst + CELT_OVERLAP / 2, - celt_window, CELT_OVERLAP / 2); + ff_celt_window, CELT_OVERLAP / 2); } /* postfilter */ diff --git a/libavcodec/opus_silk.c b/libavcodec/opus_silk.c index 9c30b12..c64d24c 100644 --- a/libavcodec/opus_silk.c +++ b/libavcodec/opus_silk.c @@ -27,6 +27,7 @@ #include #include "opus.h" +#include "opustab.h" typedef struct SilkFrame { int coded; @@ -61,730 +62,6 @@ struct SilkContext { int prev_coded_channels; }; -static const uint16_t silk_model_stereo_s1[] = { - 256, 7, 9, 10, 11, 12, 22, 46, 54, 55, 56, 59, 82, 174, 197, 200, - 201, 202, 210, 234, 244, 245, 246, 247, 249, 256 -}; - -static const uint16_t silk_model_stereo_s2[] = {256, 85, 171, 256}; - -static const uint16_t silk_model_stereo_s3[] = {256, 51, 102, 154, 205, 256}; - -static const uint16_t silk_model_mid_only[] = {256, 192, 256}; - -static const uint16_t silk_model_frame_type_inactive[] = {256, 26, 256}; - -static const uint16_t silk_model_frame_type_active[] = {256, 24, 98, 246, 256}; - -static const uint16_t silk_model_gain_highbits[3][9] = { - {256, 32, 144, 212, 241, 253, 254, 255, 256}, - {256, 2, 19, 64, 124, 186, 233, 252, 256}, - {256, 1, 4, 30, 101, 195, 245, 254, 256} -}; - -static const uint16_t silk_model_gain_lowbits[] = {256, 32, 64, 96, 128, 160, 192, 224, 256}; - -static const uint16_t silk_model_gain_delta[] = { - 256, 6, 11, 22, 53, 185, 206, 214, 218, 221, 223, 225, 227, 228, 229, 230, - 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, - 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 -}; -static const uint16_t silk_model_lsf_s1[2][2][33] = { - { - { // NB or MB, unvoiced - 256, 44, 78, 108, 127, 148, 160, 171, 174, 177, 179, 195, 197, 199, 200, 205, - 207, 208, 211, 214, 215, 216, 218, 220, 222, 225, 226, 235, 244, 246, 253, 255, 256 - }, { // NB or MB, voiced - 256, 1, 11, 12, 20, 23, 31, 39, 53, 66, 80, 81, 95, 107, 120, 131, - 142, 154, 165, 175, 185, 196, 204, 213, 221, 228, 236, 237, 238, 244, 245, 251, 256 - } - }, { - { // WB, unvoiced - 256, 31, 52, 55, 72, 73, 81, 98, 102, 103, 121, 137, 141, 143, 146, 147, - 157, 158, 161, 177, 188, 204, 206, 208, 211, 213, 224, 225, 229, 238, 246, 253, 256 - }, { // WB, voiced - 256, 1, 5, 21, 26, 44, 55, 60, 74, 89, 90, 93, 105, 118, 132, 146, - 152, 166, 178, 180, 186, 187, 199, 211, 222, 232, 235, 245, 250, 251, 252, 253, 256 - } - } -}; - -static const uint16_t silk_model_lsf_s2[32][10] = { - // NB, MB - { 256, 1, 2, 3, 18, 242, 253, 254, 255, 256 }, - { 256, 1, 2, 4, 38, 221, 253, 254, 255, 256 }, - { 256, 1, 2, 6, 48, 197, 252, 254, 255, 256 }, - { 256, 1, 2, 10, 62, 185, 246, 254, 255, 256 }, - { 256, 1, 4, 20, 73, 174, 248, 254, 255, 256 }, - { 256, 1, 4, 21, 76, 166, 239, 254, 255, 256 }, - { 256, 1, 8, 32, 85, 159, 226, 252, 255, 256 }, - { 256, 1, 2, 20, 83, 161, 219, 249, 255, 256 }, - - // WB - { 256, 1, 2, 3, 12, 244, 253, 254, 255, 256 }, - { 256, 1, 2, 4, 32, 218, 253, 254, 255, 256 }, - { 256, 1, 2, 5, 47, 199, 252, 254, 255, 256 }, - { 256, 1, 2, 12, 61, 187, 252, 254, 255, 256 }, - { 256, 1, 5, 24, 72, 172, 249, 254, 255, 256 }, - { 256, 1, 2, 16, 70, 170, 242, 254, 255, 256 }, - { 256, 1, 2, 17, 78, 165, 226, 251, 255, 256 }, - { 256, 1, 8, 29, 79, 156, 237, 254, 255, 256 } -}; - -static const uint16_t silk_model_lsf_s2_ext[] = { 256, 156, 216, 240, 249, 253, 255, 256 }; - -static const uint16_t silk_model_lsf_interpolation_offset[] = { 256, 13, 35, 64, 75, 256 }; - -static const uint16_t silk_model_pitch_highbits[] = { - 256, 3, 6, 12, 23, 44, 74, 106, 125, 136, 146, 158, 171, 184, 196, 207, - 216, 224, 231, 237, 241, 243, 245, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 -}; - -static const uint16_t silk_model_pitch_lowbits_nb[]= { 256, 64, 128, 192, 256 }; - -static const uint16_t silk_model_pitch_lowbits_mb[]= { 256, 43, 85, 128, 171, 213, 256 }; - -static const uint16_t silk_model_pitch_lowbits_wb[]= { 256, 32, 64, 96, 128, 160, 192, 224, 256 }; - -static const uint16_t silk_model_pitch_delta[] = { - 256, 46, 48, 50, 53, 57, 63, 73, 88, 114, 152, 182, 204, 219, 229, 236, - 242, 246, 250, 252, 254, 256 -}; - -static const uint16_t silk_model_pitch_contour_nb10ms[] = { 256, 143, 193, 256 }; - -static const uint16_t silk_model_pitch_contour_nb20ms[] = { - 256, 68, 80, 101, 118, 137, 159, 189, 213, 230, 246, 256 -}; - -static const uint16_t silk_model_pitch_contour_mbwb10ms[] = { - 256, 91, 137, 176, 195, 209, 221, 229, 236, 242, 247, 252, 256 -}; - -static const uint16_t silk_model_pitch_contour_mbwb20ms[] = { - 256, 33, 55, 73, 89, 104, 118, 132, 145, 158, 168, 177, 186, 194, 200, 206, - 212, 217, 221, 225, 229, 232, 235, 238, 240, 242, 244, 246, 248, 250, 252, 253, - 254, 255, 256 -}; - -static const uint16_t silk_model_ltp_filter[] = { 256, 77, 157, 256 }; - -static const uint16_t silk_model_ltp_filter0_sel[] = { - 256, 185, 200, 213, 226, 235, 244, 250, 256 -}; - -static const uint16_t silk_model_ltp_filter1_sel[] = { - 256, 57, 91, 112, 132, 147, 160, 172, 185, 195, 205, 214, 224, 233, 241, 248, 256 -}; - -static const uint16_t silk_model_ltp_filter2_sel[] = { - 256, 15, 31, 45, 57, 69, 81, 92, 103, 114, 124, 133, 142, 151, 160, 168, - 176, 184, 192, 199, 206, 212, 218, 223, 227, 232, 236, 240, 244, 247, 251, 254, 256 -}; - -static const uint16_t silk_model_ltp_scale_index[] = { 256, 128, 192, 256 }; - -static const uint16_t silk_model_lcg_seed[] = { 256, 64, 128, 192, 256 }; - -static const uint16_t silk_model_exc_rate[2][10] = { - { 256, 15, 66, 78, 124, 169, 182, 215, 242, 256 }, // unvoiced - { 256, 33, 63, 99, 116, 150, 199, 217, 238, 256 } // voiced -}; - -static const uint16_t silk_model_pulse_count[11][19] = { - { 256, 131, 205, 230, 238, 241, 244, 245, 246, - 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, - { 256, 58, 151, 211, 234, 241, 244, 245, 246, - 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, - { 256, 43, 94, 140, 173, 197, 213, 224, 232, - 238, 241, 244, 247, 249, 250, 251, 253, 254, 256 }, - { 256, 17, 69, 140, 197, 228, 240, 245, 246, - 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, - { 256, 6, 27, 68, 121, 170, 205, 226, 237, - 243, 246, 248, 250, 251, 252, 253, 254, 255, 256 }, - { 256, 7, 21, 43, 71, 100, 128, 153, 173, - 190, 203, 214, 223, 230, 235, 239, 243, 246, 256 }, - { 256, 2, 7, 21, 50, 92, 138, 179, 210, - 229, 240, 246, 249, 251, 252, 253, 254, 255, 256 }, - { 256, 1, 3, 7, 17, 36, 65, 100, 137, - 171, 199, 219, 233, 241, 246, 250, 252, 254, 256 }, - { 256, 1, 3, 5, 10, 19, 33, 53, 77, - 104, 132, 158, 181, 201, 216, 227, 235, 241, 256 }, - { 256, 1, 2, 3, 9, 36, 94, 150, 189, - 214, 228, 238, 244, 247, 250, 252, 253, 254, 256 }, - { 256, 2, 3, 9, 36, 94, 150, 189, 214, - 228, 238, 244, 247, 250, 252, 253, 254, 256, 256 } -}; - -static const uint16_t silk_model_pulse_location[4][168] = { - { - 256, 126, 256, - 256, 56, 198, 256, - 256, 25, 126, 230, 256, - 256, 12, 72, 180, 244, 256, - 256, 7, 42, 126, 213, 250, 256, - 256, 4, 24, 83, 169, 232, 253, 256, - 256, 3, 15, 53, 125, 200, 242, 254, 256, - 256, 2, 10, 35, 89, 162, 221, 248, 255, 256, - 256, 2, 7, 24, 63, 126, 191, 233, 251, 255, 256, - 256, 1, 5, 17, 45, 94, 157, 211, 241, 252, 255, 256, - 256, 1, 5, 13, 33, 70, 125, 182, 223, 245, 253, 255, 256, - 256, 1, 4, 11, 26, 54, 98, 151, 199, 232, 248, 254, 255, 256, - 256, 1, 3, 9, 21, 42, 77, 124, 172, 212, 237, 249, 254, 255, 256, - 256, 1, 2, 6, 16, 33, 60, 97, 144, 187, 220, 241, 250, 254, 255, 256, - 256, 1, 2, 3, 11, 25, 47, 80, 120, 163, 201, 229, 245, 253, 254, 255, 256, - 256, 1, 2, 3, 4, 17, 35, 62, 98, 139, 180, 214, 238, 252, 253, 254, 255, 256 - },{ - 256, 127, 256, - 256, 53, 202, 256, - 256, 22, 127, 233, 256, - 256, 11, 72, 183, 246, 256, - 256, 6, 41, 127, 215, 251, 256, - 256, 4, 24, 83, 170, 232, 253, 256, - 256, 3, 16, 56, 127, 200, 241, 254, 256, - 256, 3, 12, 39, 92, 162, 218, 246, 255, 256, - 256, 3, 11, 30, 67, 124, 185, 229, 249, 255, 256, - 256, 3, 10, 25, 53, 97, 151, 200, 233, 250, 255, 256, - 256, 1, 8, 21, 43, 77, 123, 171, 209, 237, 251, 255, 256, - 256, 1, 2, 13, 35, 62, 97, 139, 186, 219, 244, 254, 255, 256, - 256, 1, 2, 8, 22, 48, 85, 128, 171, 208, 234, 248, 254, 255, 256, - 256, 1, 2, 6, 16, 36, 67, 107, 149, 189, 220, 240, 250, 254, 255, 256, - 256, 1, 2, 5, 13, 29, 55, 90, 128, 166, 201, 227, 243, 251, 254, 255, 256, - 256, 1, 2, 4, 10, 22, 43, 73, 109, 147, 183, 213, 234, 246, 252, 254, 255, 256 - },{ - 256, 127, 256, - 256, 49, 206, 256, - 256, 20, 127, 236, 256, - 256, 11, 71, 184, 246, 256, - 256, 7, 43, 127, 214, 250, 256, - 256, 6, 30, 87, 169, 229, 252, 256, - 256, 5, 23, 62, 126, 194, 236, 252, 256, - 256, 6, 20, 49, 96, 157, 209, 239, 253, 256, - 256, 1, 16, 39, 74, 125, 175, 215, 245, 255, 256, - 256, 1, 2, 23, 55, 97, 149, 195, 236, 254, 255, 256, - 256, 1, 7, 23, 50, 86, 128, 170, 206, 233, 249, 255, 256, - 256, 1, 6, 18, 39, 70, 108, 148, 186, 217, 238, 250, 255, 256, - 256, 1, 4, 13, 30, 56, 90, 128, 166, 200, 226, 243, 252, 255, 256, - 256, 1, 4, 11, 25, 47, 76, 110, 146, 180, 209, 231, 245, 252, 255, 256, - 256, 1, 3, 8, 19, 37, 62, 93, 128, 163, 194, 219, 237, 248, 253, 255, 256, - 256, 1, 2, 6, 15, 30, 51, 79, 111, 145, 177, 205, 226, 241, 250, 254, 255, 256 - },{ - 256, 128, 256, - 256, 42, 214, 256, - 256, 21, 128, 235, 256, - 256, 12, 72, 184, 245, 256, - 256, 8, 42, 128, 214, 249, 256, - 256, 8, 31, 86, 176, 231, 251, 256, - 256, 5, 20, 58, 130, 202, 238, 253, 256, - 256, 6, 18, 45, 97, 174, 221, 241, 251, 256, - 256, 6, 25, 53, 88, 128, 168, 203, 231, 250, 256, - 256, 4, 18, 40, 71, 108, 148, 185, 216, 238, 252, 256, - 256, 3, 13, 31, 57, 90, 128, 166, 199, 225, 243, 253, 256, - 256, 2, 10, 23, 44, 73, 109, 147, 183, 212, 233, 246, 254, 256, - 256, 1, 6, 16, 33, 58, 90, 128, 166, 198, 223, 240, 250, 255, 256, - 256, 1, 5, 12, 25, 46, 75, 110, 146, 181, 210, 231, 244, 251, 255, 256, - 256, 1, 3, 8, 18, 35, 60, 92, 128, 164, 196, 221, 238, 248, 253, 255, 256, - 256, 1, 3, 7, 14, 27, 48, 76, 110, 146, 180, 208, 229, 242, 249, 253, 255, 256 - } -}; - -static const uint16_t silk_model_excitation_lsb[] = {256, 136, 256}; - -static const uint16_t silk_model_excitation_sign[3][2][7][3] = { - { // Inactive - { // Low offset - {256, 2, 256}, - {256, 207, 256}, - {256, 189, 256}, - {256, 179, 256}, - {256, 174, 256}, - {256, 163, 256}, - {256, 157, 256} - }, { // High offset - {256, 58, 256}, - {256, 245, 256}, - {256, 238, 256}, - {256, 232, 256}, - {256, 225, 256}, - {256, 220, 256}, - {256, 211, 256} - } - }, { // Unvoiced - { // Low offset - {256, 1, 256}, - {256, 210, 256}, - {256, 190, 256}, - {256, 178, 256}, - {256, 169, 256}, - {256, 162, 256}, - {256, 152, 256} - }, { // High offset - {256, 48, 256}, - {256, 242, 256}, - {256, 235, 256}, - {256, 224, 256}, - {256, 214, 256}, - {256, 205, 256}, - {256, 190, 256} - } - }, { // Voiced - { // Low offset - {256, 1, 256}, - {256, 162, 256}, - {256, 152, 256}, - {256, 147, 256}, - {256, 144, 256}, - {256, 141, 256}, - {256, 138, 256} - }, { // High offset - {256, 8, 256}, - {256, 203, 256}, - {256, 187, 256}, - {256, 176, 256}, - {256, 168, 256}, - {256, 161, 256}, - {256, 154, 256} - } - } -}; - -static const int16_t silk_stereo_weights[] = { - -13732, -10050, -8266, -7526, -6500, -5000, -2950, -820, - 820, 2950, 5000, 6500, 7526, 8266, 10050, 13732 -}; - -static const uint8_t silk_lsf_s2_model_sel_nbmb[32][10] = { - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 1, 3, 1, 2, 2, 1, 2, 1, 1, 1 }, - { 2, 1, 1, 1, 1, 1, 1, 1, 1, 1 }, - { 1, 2, 2, 2, 2, 1, 2, 1, 1, 1 }, - { 2, 3, 3, 3, 3, 2, 2, 2, 2, 2 }, - { 0, 5, 3, 3, 2, 2, 2, 2, 1, 1 }, - { 0, 2, 2, 2, 2, 2, 2, 2, 2, 1 }, - { 2, 3, 6, 4, 4, 4, 5, 4, 5, 5 }, - { 2, 4, 5, 5, 4, 5, 4, 6, 4, 4 }, - { 2, 4, 4, 7, 4, 5, 4, 5, 5, 4 }, - { 4, 3, 3, 3, 2, 3, 2, 2, 2, 2 }, - { 1, 5, 5, 6, 4, 5, 4, 5, 5, 5 }, - { 2, 7, 4, 6, 5, 5, 5, 5, 5, 5 }, - { 2, 7, 5, 5, 5, 5, 5, 6, 5, 4 }, - { 3, 3, 5, 4, 4, 5, 4, 5, 4, 4 }, - { 2, 3, 3, 5, 5, 4, 4, 4, 4, 4 }, - { 2, 4, 4, 6, 4, 5, 4, 5, 5, 5 }, - { 2, 5, 4, 6, 5, 5, 5, 4, 5, 4 }, - { 2, 7, 4, 5, 4, 5, 4, 5, 5, 5 }, - { 2, 5, 4, 6, 7, 6, 5, 6, 5, 4 }, - { 3, 6, 7, 4, 6, 5, 5, 6, 4, 5 }, - { 2, 7, 6, 4, 4, 4, 5, 4, 5, 5 }, - { 4, 5, 5, 4, 6, 6, 5, 6, 5, 4 }, - { 2, 5, 5, 6, 5, 6, 4, 6, 4, 4 }, - { 4, 5, 5, 5, 3, 7, 4, 5, 5, 4 }, - { 2, 3, 4, 5, 5, 6, 4, 5, 5, 4 }, - { 2, 3, 2, 3, 3, 4, 2, 3, 3, 3 }, - { 1, 1, 2, 2, 2, 2, 2, 3, 2, 2 }, - { 4, 5, 5, 6, 6, 6, 5, 6, 4, 5 }, - { 3, 5, 5, 4, 4, 4, 4, 3, 3, 2 }, - { 2, 5, 3, 7, 5, 5, 4, 4, 5, 4 }, - { 4, 4, 5, 4, 5, 6, 5, 6, 5, 4 } -}; - -static const uint8_t silk_lsf_s2_model_sel_wb[32][16] = { - { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, - { 10, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 8, 11 }, - { 10, 13, 13, 11, 15, 12, 12, 13, 10, 13, 12, 13, 13, 12, 11, 11 }, - { 8, 10, 9, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 9 }, - { 8, 14, 13, 12, 14, 12, 15, 13, 12, 12, 12, 13, 13, 12, 12, 11 }, - { 8, 11, 13, 13, 12, 11, 11, 13, 11, 11, 11, 11, 11, 11, 10, 12 }, - { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, - { 8, 10, 14, 11, 15, 10, 13, 11, 12, 13, 13, 12, 11, 11, 10, 11 }, - { 8, 14, 10, 14, 14, 12, 13, 12, 14, 13, 12, 12, 13, 11, 11, 11 }, - { 10, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, - { 8, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9 }, - { 10, 10, 11, 12, 13, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 11 }, - { 10, 10, 11, 11, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 11 }, - { 11, 12, 12, 12, 14, 12, 12, 13, 11, 13, 12, 12, 13, 12, 11, 12 }, - { 8, 14, 12, 13, 12, 15, 13, 10, 14, 13, 15, 12, 12, 11, 13, 11 }, - { 8, 9, 8, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 9, 8 }, - { 9, 14, 13, 15, 13, 12, 13, 11, 12, 13, 12, 12, 12, 11, 11, 12 }, - { 9, 11, 11, 12, 12, 11, 11, 13, 10, 11, 11, 13, 13, 13, 11, 12 }, - { 10, 11, 11, 10, 10, 10, 11, 10, 9, 10, 9, 10, 9, 9, 9, 12 }, - { 8, 10, 11, 13, 11, 11, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8 }, - { 11, 12, 11, 13, 11, 11, 10, 10, 9, 9, 9, 9, 9, 10, 10, 12 }, - { 10, 14, 11, 15, 15, 12, 13, 12, 13, 11, 13, 11, 11, 10, 11, 11 }, - { 10, 11, 13, 14, 14, 11, 13, 11, 12, 12, 11, 11, 11, 11, 10, 12 }, - { 9, 11, 11, 12, 12, 12, 12, 11, 13, 13, 13, 11, 9, 9, 9, 9 }, - { 10, 13, 11, 14, 14, 12, 15, 12, 12, 13, 11, 12, 12, 11, 11, 11 }, - { 8, 14, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, - { 8, 14, 14, 11, 13, 10, 13, 13, 11, 12, 12, 15, 15, 12, 12, 12 }, - { 11, 11, 15, 11, 13, 12, 11, 11, 11, 10, 10, 11, 11, 11, 10, 11 }, - { 8, 8, 9, 8, 8, 8, 10, 9, 10, 9, 9, 10, 10, 10, 9, 9 }, - { 8, 11, 10, 13, 11, 11, 10, 11, 10, 9, 8, 8, 9, 8, 8, 9 }, - { 11, 13, 13, 12, 15, 13, 11, 11, 10, 11, 10, 10, 9, 8, 9, 8 }, - { 10, 11, 13, 11, 12, 11, 11, 11, 10, 9, 10, 14, 12, 8, 8, 8 } -}; - -static const uint8_t silk_lsf_pred_weights_nbmb[2][9] = { - {179, 138, 140, 148, 151, 149, 153, 151, 163}, - {116, 67, 82, 59, 92, 72, 100, 89, 92} -}; - -static const uint8_t silk_lsf_pred_weights_wb[2][15] = { - {175, 148, 160, 176, 178, 173, 174, 164, 177, 174, 196, 182, 198, 192, 182}, - { 68, 62, 66, 60, 72, 117, 85, 90, 118, 136, 151, 142, 160, 142, 155} -}; - -static const uint8_t silk_lsf_weight_sel_nbmb[32][9] = { - { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, - { 1, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 1, 1, 1, 0, 0, 0, 0, 1, 0 }, - { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, - { 1, 0, 1, 1, 0, 0, 0, 1, 0 }, - { 0, 1, 1, 0, 0, 1, 1, 0, 0 }, - { 0, 0, 1, 1, 0, 1, 0, 1, 1 }, - { 0, 0, 1, 1, 0, 0, 1, 1, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 1, 0, 1, 1, 1, 1, 1, 0 }, - { 0, 1, 0, 1, 1, 1, 1, 1, 0 }, - { 0, 1, 1, 1, 1, 1, 1, 1, 0 }, - { 1, 0, 1, 1, 0, 1, 1, 1, 1 }, - { 0, 1, 1, 1, 1, 1, 0, 1, 0 }, - { 0, 0, 1, 1, 0, 1, 0, 1, 0 }, - { 0, 0, 1, 1, 1, 0, 1, 1, 1 }, - { 0, 1, 1, 0, 0, 1, 1, 1, 0 }, - { 0, 0, 0, 1, 1, 1, 0, 1, 0 }, - { 0, 1, 1, 0, 0, 1, 0, 1, 0 }, - { 0, 1, 1, 0, 0, 0, 1, 1, 0 }, - { 0, 0, 0, 0, 0, 1, 1, 1, 1 }, - { 0, 0, 1, 1, 0, 0, 0, 1, 1 }, - { 0, 0, 0, 1, 0, 1, 1, 1, 1 }, - { 0, 1, 1, 1, 1, 1, 1, 1, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 0, 1, 0, 1, 1, 0, 1, 0 }, - { 1, 0, 0, 1, 0, 0, 0, 0, 0 }, - { 0, 0, 0, 1, 1, 0, 1, 0, 1 }, - { 1, 0, 1, 1, 0, 1, 1, 1, 1 } -}; - -static const uint8_t silk_lsf_weight_sel_wb[32][15] = { - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0 }, - { 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0 }, - { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0 }, - { 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1 }, - { 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0 }, - { 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0 }, - { 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0 }, - { 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1 }, - { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0 }, - { 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0 }, - { 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, - { 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0 }, - { 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 0 }, - { 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0 }, - { 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1 }, - { 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, - { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0 }, - { 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0 } -}; - -static const uint8_t silk_lsf_codebook_nbmb[32][10] = { - { 12, 35, 60, 83, 108, 132, 157, 180, 206, 228 }, - { 15, 32, 55, 77, 101, 125, 151, 175, 201, 225 }, - { 19, 42, 66, 89, 114, 137, 162, 184, 209, 230 }, - { 12, 25, 50, 72, 97, 120, 147, 172, 200, 223 }, - { 26, 44, 69, 90, 114, 135, 159, 180, 205, 225 }, - { 13, 22, 53, 80, 106, 130, 156, 180, 205, 228 }, - { 15, 25, 44, 64, 90, 115, 142, 168, 196, 222 }, - { 19, 24, 62, 82, 100, 120, 145, 168, 190, 214 }, - { 22, 31, 50, 79, 103, 120, 151, 170, 203, 227 }, - { 21, 29, 45, 65, 106, 124, 150, 171, 196, 224 }, - { 30, 49, 75, 97, 121, 142, 165, 186, 209, 229 }, - { 19, 25, 52, 70, 93, 116, 143, 166, 192, 219 }, - { 26, 34, 62, 75, 97, 118, 145, 167, 194, 217 }, - { 25, 33, 56, 70, 91, 113, 143, 165, 196, 223 }, - { 21, 34, 51, 72, 97, 117, 145, 171, 196, 222 }, - { 20, 29, 50, 67, 90, 117, 144, 168, 197, 221 }, - { 22, 31, 48, 66, 95, 117, 146, 168, 196, 222 }, - { 24, 33, 51, 77, 116, 134, 158, 180, 200, 224 }, - { 21, 28, 70, 87, 106, 124, 149, 170, 194, 217 }, - { 26, 33, 53, 64, 83, 117, 152, 173, 204, 225 }, - { 27, 34, 65, 95, 108, 129, 155, 174, 210, 225 }, - { 20, 26, 72, 99, 113, 131, 154, 176, 200, 219 }, - { 34, 43, 61, 78, 93, 114, 155, 177, 205, 229 }, - { 23, 29, 54, 97, 124, 138, 163, 179, 209, 229 }, - { 30, 38, 56, 89, 118, 129, 158, 178, 200, 231 }, - { 21, 29, 49, 63, 85, 111, 142, 163, 193, 222 }, - { 27, 48, 77, 103, 133, 158, 179, 196, 215, 232 }, - { 29, 47, 74, 99, 124, 151, 176, 198, 220, 237 }, - { 33, 42, 61, 76, 93, 121, 155, 174, 207, 225 }, - { 29, 53, 87, 112, 136, 154, 170, 188, 208, 227 }, - { 24, 30, 52, 84, 131, 150, 166, 186, 203, 229 }, - { 37, 48, 64, 84, 104, 118, 156, 177, 201, 230 } -}; - -static const uint8_t silk_lsf_codebook_wb[32][16] = { - { 7, 23, 38, 54, 69, 85, 100, 116, 131, 147, 162, 178, 193, 208, 223, 239 }, - { 13, 25, 41, 55, 69, 83, 98, 112, 127, 142, 157, 171, 187, 203, 220, 236 }, - { 15, 21, 34, 51, 61, 78, 92, 106, 126, 136, 152, 167, 185, 205, 225, 240 }, - { 10, 21, 36, 50, 63, 79, 95, 110, 126, 141, 157, 173, 189, 205, 221, 237 }, - { 17, 20, 37, 51, 59, 78, 89, 107, 123, 134, 150, 164, 184, 205, 224, 240 }, - { 10, 15, 32, 51, 67, 81, 96, 112, 129, 142, 158, 173, 189, 204, 220, 236 }, - { 8, 21, 37, 51, 65, 79, 98, 113, 126, 138, 155, 168, 179, 192, 209, 218 }, - { 12, 15, 34, 55, 63, 78, 87, 108, 118, 131, 148, 167, 185, 203, 219, 236 }, - { 16, 19, 32, 36, 56, 79, 91, 108, 118, 136, 154, 171, 186, 204, 220, 237 }, - { 11, 28, 43, 58, 74, 89, 105, 120, 135, 150, 165, 180, 196, 211, 226, 241 }, - { 6, 16, 33, 46, 60, 75, 92, 107, 123, 137, 156, 169, 185, 199, 214, 225 }, - { 11, 19, 30, 44, 57, 74, 89, 105, 121, 135, 152, 169, 186, 202, 218, 234 }, - { 12, 19, 29, 46, 57, 71, 88, 100, 120, 132, 148, 165, 182, 199, 216, 233 }, - { 17, 23, 35, 46, 56, 77, 92, 106, 123, 134, 152, 167, 185, 204, 222, 237 }, - { 14, 17, 45, 53, 63, 75, 89, 107, 115, 132, 151, 171, 188, 206, 221, 240 }, - { 9, 16, 29, 40, 56, 71, 88, 103, 119, 137, 154, 171, 189, 205, 222, 237 }, - { 16, 19, 36, 48, 57, 76, 87, 105, 118, 132, 150, 167, 185, 202, 218, 236 }, - { 12, 17, 29, 54, 71, 81, 94, 104, 126, 136, 149, 164, 182, 201, 221, 237 }, - { 15, 28, 47, 62, 79, 97, 115, 129, 142, 155, 168, 180, 194, 208, 223, 238 }, - { 8, 14, 30, 45, 62, 78, 94, 111, 127, 143, 159, 175, 192, 207, 223, 239 }, - { 17, 30, 49, 62, 79, 92, 107, 119, 132, 145, 160, 174, 190, 204, 220, 235 }, - { 14, 19, 36, 45, 61, 76, 91, 108, 121, 138, 154, 172, 189, 205, 222, 238 }, - { 12, 18, 31, 45, 60, 76, 91, 107, 123, 138, 154, 171, 187, 204, 221, 236 }, - { 13, 17, 31, 43, 53, 70, 83, 103, 114, 131, 149, 167, 185, 203, 220, 237 }, - { 17, 22, 35, 42, 58, 78, 93, 110, 125, 139, 155, 170, 188, 206, 224, 240 }, - { 8, 15, 34, 50, 67, 83, 99, 115, 131, 146, 162, 178, 193, 209, 224, 239 }, - { 13, 16, 41, 66, 73, 86, 95, 111, 128, 137, 150, 163, 183, 206, 225, 241 }, - { 17, 25, 37, 52, 63, 75, 92, 102, 119, 132, 144, 160, 175, 191, 212, 231 }, - { 19, 31, 49, 65, 83, 100, 117, 133, 147, 161, 174, 187, 200, 213, 227, 242 }, - { 18, 31, 52, 68, 88, 103, 117, 126, 138, 149, 163, 177, 192, 207, 223, 239 }, - { 16, 29, 47, 61, 76, 90, 106, 119, 133, 147, 161, 176, 193, 209, 224, 240 }, - { 15, 21, 35, 50, 61, 73, 86, 97, 110, 119, 129, 141, 175, 198, 218, 237 } -}; - -static const uint16_t silk_lsf_min_spacing_nbmb[] = { - 250, 3, 6, 3, 3, 3, 4, 3, 3, 3, 461 -}; - -static const uint16_t silk_lsf_min_spacing_wb[] = { - 100, 3, 40, 3, 3, 3, 5, 14, 14, 10, 11, 3, 8, 9, 7, 3, 347 -}; - -static const uint8_t silk_lsf_ordering_nbmb[] = { - 0, 9, 6, 3, 4, 5, 8, 1, 2, 7 -}; - -static const uint8_t silk_lsf_ordering_wb[] = { - 0, 15, 8, 7, 4, 11, 12, 3, 2, 13, 10, 5, 6, 9, 14, 1 -}; - -static const int16_t silk_cosine[] = { /* (0.12) */ - 4096, 4095, 4091, 4085, - 4076, 4065, 4052, 4036, - 4017, 3997, 3973, 3948, - 3920, 3889, 3857, 3822, - 3784, 3745, 3703, 3659, - 3613, 3564, 3513, 3461, - 3406, 3349, 3290, 3229, - 3166, 3102, 3035, 2967, - 2896, 2824, 2751, 2676, - 2599, 2520, 2440, 2359, - 2276, 2191, 2106, 2019, - 1931, 1842, 1751, 1660, - 1568, 1474, 1380, 1285, - 1189, 1093, 995, 897, - 799, 700, 601, 501, - 401, 301, 201, 101, - 0, -101, -201, -301, - -401, -501, -601, -700, - -799, -897, -995, -1093, - -1189, -1285, -1380, -1474, - -1568, -1660, -1751, -1842, - -1931, -2019, -2106, -2191, - -2276, -2359, -2440, -2520, - -2599, -2676, -2751, -2824, - -2896, -2967, -3035, -3102, - -3166, -3229, -3290, -3349, - -3406, -3461, -3513, -3564, - -3613, -3659, -3703, -3745, - -3784, -3822, -3857, -3889, - -3920, -3948, -3973, -3997, - -4017, -4036, -4052, -4065, - -4076, -4085, -4091, -4095, - -4096 -}; - -static const uint16_t silk_pitch_scale[] = { 4, 6, 8}; - -static const uint16_t silk_pitch_min_lag[] = { 16, 24, 32}; - -static const uint16_t silk_pitch_max_lag[] = {144, 216, 288}; - -static const int8_t silk_pitch_offset_nb10ms[3][2] = { - { 0, 0}, - { 1, 0}, - { 0, 1} -}; - -static const int8_t silk_pitch_offset_nb20ms[11][4] = { - { 0, 0, 0, 0}, - { 2, 1, 0, -1}, - {-1, 0, 1, 2}, - {-1, 0, 0, 1}, - {-1, 0, 0, 0}, - { 0, 0, 0, 1}, - { 0, 0, 1, 1}, - { 1, 1, 0, 0}, - { 1, 0, 0, 0}, - { 0, 0, 0, -1}, - { 1, 0, 0, -1} -}; - -static const int8_t silk_pitch_offset_mbwb10ms[12][2] = { - { 0, 0}, - { 0, 1}, - { 1, 0}, - {-1, 1}, - { 1, -1}, - {-1, 2}, - { 2, -1}, - {-2, 2}, - { 2, -2}, - {-2, 3}, - { 3, -2}, - {-3, 3} -}; - -static const int8_t silk_pitch_offset_mbwb20ms[34][4] = { - { 0, 0, 0, 0}, - { 0, 0, 1, 1}, - { 1, 1, 0, 0}, - {-1, 0, 0, 0}, - { 0, 0, 0, 1}, - { 1, 0, 0, 0}, - {-1, 0, 0, 1}, - { 0, 0, 0, -1}, - {-1, 0, 1, 2}, - { 1, 0, 0, -1}, - {-2, -1, 1, 2}, - { 2, 1, 0, -1}, - {-2, 0, 0, 2}, - {-2, 0, 1, 3}, - { 2, 1, -1, -2}, - {-3, -1, 1, 3}, - { 2, 0, 0, -2}, - { 3, 1, 0, -2}, - {-3, -1, 2, 4}, - {-4, -1, 1, 4}, - { 3, 1, -1, -3}, - {-4, -1, 2, 5}, - { 4, 2, -1, -3}, - { 4, 1, -1, -4}, - {-5, -1, 2, 6}, - { 5, 2, -1, -4}, - {-6, -2, 2, 6}, - {-5, -2, 2, 5}, - { 6, 2, -1, -5}, - {-7, -2, 3, 8}, - { 6, 2, -2, -6}, - { 5, 2, -2, -5}, - { 8, 3, -2, -7}, - {-9, -3, 3, 9} -}; - -static const int8_t silk_ltp_filter0_taps[8][5] = { - { 4, 6, 24, 7, 5}, - { 0, 0, 2, 0, 0}, - { 12, 28, 41, 13, -4}, - { -9, 15, 42, 25, 14}, - { 1, -2, 62, 41, -9}, - {-10, 37, 65, -4, 3}, - { -6, 4, 66, 7, -8}, - { 16, 14, 38, -3, 33} -}; - -static const int8_t silk_ltp_filter1_taps[16][5] = { - { 13, 22, 39, 23, 12}, - { -1, 36, 64, 27, -6}, - { -7, 10, 55, 43, 17}, - { 1, 1, 8, 1, 1}, - { 6, -11, 74, 53, -9}, - {-12, 55, 76, -12, 8}, - { -3, 3, 93, 27, -4}, - { 26, 39, 59, 3, -8}, - { 2, 0, 77, 11, 9}, - { -8, 22, 44, -6, 7}, - { 40, 9, 26, 3, 9}, - { -7, 20, 101, -7, 4}, - { 3, -8, 42, 26, 0}, - {-15, 33, 68, 2, 23}, - { -2, 55, 46, -2, 15}, - { 3, -1, 21, 16, 41} -}; - -static const int8_t silk_ltp_filter2_taps[32][5] = { - { -6, 27, 61, 39, 5}, - {-11, 42, 88, 4, 1}, - { -2, 60, 65, 6, -4}, - { -1, -5, 73, 56, 1}, - { -9, 19, 94, 29, -9}, - { 0, 12, 99, 6, 4}, - { 8, -19, 102, 46, -13}, - { 3, 2, 13, 3, 2}, - { 9, -21, 84, 72, -18}, - {-11, 46, 104, -22, 8}, - { 18, 38, 48, 23, 0}, - {-16, 70, 83, -21, 11}, - { 5, -11, 117, 22, -8}, - { -6, 23, 117, -12, 3}, - { 3, -8, 95, 28, 4}, - {-10, 15, 77, 60, -15}, - { -1, 4, 124, 2, -4}, - { 3, 38, 84, 24, -25}, - { 2, 13, 42, 13, 31}, - { 21, -4, 56, 46, -1}, - { -1, 35, 79, -13, 19}, - { -7, 65, 88, -9, -14}, - { 20, 4, 81, 49, -29}, - { 20, 0, 75, 3, -17}, - { 5, -9, 44, 92, -8}, - { 1, -3, 22, 69, 31}, - { -6, 95, 41, -12, 5}, - { 39, 67, 16, -4, 1}, - { 0, -6, 120, 55, -36}, - {-13, 44, 122, 4, -24}, - { 81, 5, 11, 3, 7}, - { 2, 0, 9, 10, 88} -}; - -static const uint16_t silk_ltp_scale_factor[] = {15565, 12288, 8192}; - -static const uint8_t silk_shell_blocks[3][2] = { - { 5, 10}, // NB - { 8, 15}, // MB - {10, 20} // WB -}; - -static const uint8_t silk_quant_offset[2][2] = { /* (0.23) */ - {25, 60}, // Inactive or Unvoiced - { 8, 25} // Voiced -}; - -static const int silk_stereo_interp_len[3] = { - 64, 96, 128 -}; - static inline void silk_stabilize_lsf(int16_t nlsf[16], int order, const uint16_t min_delta[17]) { int pass, i; @@ -943,11 +220,11 @@ static void silk_lsf2lpc(const int16_t nlsf[16], float lpcf[16], int order) for (k = 0; k < order; k++) { int index = nlsf[k] >> 8; int offset = nlsf[k] & 255; - int k2 = (order == 10) ? silk_lsf_ordering_nbmb[k] : silk_lsf_ordering_wb[k]; + int k2 = (order == 10) ? ff_silk_lsf_ordering_nbmb[k] : ff_silk_lsf_ordering_wb[k]; /* interpolate and round */ - lsp[k2] = silk_cosine[index] * 256; - lsp[k2] += (silk_cosine[index + 1] - silk_cosine[index]) * offset; + lsp[k2] = ff_silk_cosine[index] * 256; + lsp[k2] += (ff_silk_cosine[index + 1] - ff_silk_cosine[index]) * offset; lsp[k2] = (lsp[k2] + 4) >> 3; } @@ -1030,15 +307,15 @@ static inline void silk_decode_lpc(SilkContext *s, SilkFrame *frame, *lpc_order = order = s->wb ? 16 : 10; /* obtain LSF stage-1 and stage-2 indices */ - lsf_i1 = opus_rc_getsymbol(rc, silk_model_lsf_s1[s->wb][voiced]); + lsf_i1 = opus_rc_getsymbol(rc, ff_silk_model_lsf_s1[s->wb][voiced]); for (i = 0; i < order; i++) { - int index = s->wb ? silk_lsf_s2_model_sel_wb [lsf_i1][i] : - silk_lsf_s2_model_sel_nbmb[lsf_i1][i]; - lsf_i2[i] = opus_rc_getsymbol(rc, silk_model_lsf_s2[index]) - 4; + int index = s->wb ? ff_silk_lsf_s2_model_sel_wb [lsf_i1][i] : + ff_silk_lsf_s2_model_sel_nbmb[lsf_i1][i]; + lsf_i2[i] = opus_rc_getsymbol(rc, ff_silk_model_lsf_s2[index]) - 4; if (lsf_i2[i] == -4) - lsf_i2[i] -= opus_rc_getsymbol(rc, silk_model_lsf_s2_ext); + lsf_i2[i] -= opus_rc_getsymbol(rc, ff_silk_model_lsf_s2_ext); else if (lsf_i2[i] == 4) - lsf_i2[i] += opus_rc_getsymbol(rc, silk_model_lsf_s2_ext); + lsf_i2[i] += opus_rc_getsymbol(rc, ff_silk_model_lsf_s2_ext); } /* reverse the backwards-prediction step */ @@ -1051,16 +328,16 @@ static inline void silk_decode_lpc(SilkContext *s, SilkFrame *frame, lsf_res[i] = (lsf_res[i] * qstep) >> 16; if (i + 1 < order) { - int weight = s->wb ? silk_lsf_pred_weights_wb [silk_lsf_weight_sel_wb [lsf_i1][i]][i] : - silk_lsf_pred_weights_nbmb[silk_lsf_weight_sel_nbmb[lsf_i1][i]][i]; + int weight = s->wb ? ff_silk_lsf_pred_weights_wb [ff_silk_lsf_weight_sel_wb [lsf_i1][i]][i] : + ff_silk_lsf_pred_weights_nbmb[ff_silk_lsf_weight_sel_nbmb[lsf_i1][i]][i]; lsf_res[i] += (lsf_res[i+1] * weight) >> 8; } } /* reconstruct the NLSF coefficients from the supplied indices */ for (i = 0; i < order; i++) { - const uint8_t * codebook = s->wb ? silk_lsf_codebook_wb [lsf_i1] : - silk_lsf_codebook_nbmb[lsf_i1]; + const uint8_t * codebook = s->wb ? ff_silk_lsf_codebook_wb [lsf_i1] : + ff_silk_lsf_codebook_nbmb[lsf_i1]; int cur, prev, next, weight_sq, weight, ipart, fpart, y, value; /* find the weight of the residual */ @@ -1081,14 +358,14 @@ static inline void silk_decode_lpc(SilkContext *s, SilkFrame *frame, } /* stabilize the NLSF coefficients */ - silk_stabilize_lsf(nlsf, order, s->wb ? silk_lsf_min_spacing_wb : - silk_lsf_min_spacing_nbmb); + silk_stabilize_lsf(nlsf, order, s->wb ? ff_silk_lsf_min_spacing_wb : + ff_silk_lsf_min_spacing_nbmb); /* produce an interpolation for the first 2 subframes, */ /* and then convert both sets of NLSFs to LPC coefficients */ *has_lpc_leadin = 0; if (s->subframes == 4) { - int offset = opus_rc_getsymbol(rc, silk_model_lsf_interpolation_offset); + int offset = opus_rc_getsymbol(rc, ff_silk_model_lsf_interpolation_offset); if (offset != 4 && frame->coded) { *has_lpc_leadin = 1; if (offset != 0) { @@ -1118,7 +395,7 @@ static inline void silk_count_children(OpusRangeCoder *rc, int model, int32_t to { if (total != 0) { child[0] = opus_rc_getsymbol(rc, - silk_model_pulse_location[model] + (((total - 1 + 5) * (total - 1)) >> 1)); + ff_silk_model_pulse_location[model] + (((total - 1 + 5) * (total - 1)) >> 1)); child[1] = total - child[0]; } else { child[0] = 0; @@ -1139,17 +416,17 @@ static inline void silk_decode_excitation(SilkContext *s, OpusRangeCoder *rc, int32_t excitation[320]; // Q23 /* excitation parameters */ - seed = opus_rc_getsymbol(rc, silk_model_lcg_seed); - shellblocks = silk_shell_blocks[s->bandwidth][s->subframes >> 2]; - ratelevel = opus_rc_getsymbol(rc, silk_model_exc_rate[voiced]); + seed = opus_rc_getsymbol(rc, ff_silk_model_lcg_seed); + shellblocks = ff_silk_shell_blocks[s->bandwidth][s->subframes >> 2]; + ratelevel = opus_rc_getsymbol(rc, ff_silk_model_exc_rate[voiced]); for (i = 0; i < shellblocks; i++) { - pulsecount[i] = opus_rc_getsymbol(rc, silk_model_pulse_count[ratelevel]); + pulsecount[i] = opus_rc_getsymbol(rc, ff_silk_model_pulse_count[ratelevel]); if (pulsecount[i] == 17) { while (pulsecount[i] == 17 && ++lsbcount[i] != 10) - pulsecount[i] = opus_rc_getsymbol(rc, silk_model_pulse_count[9]); + pulsecount[i] = opus_rc_getsymbol(rc, ff_silk_model_pulse_count[9]); if (lsbcount[i] == 10) - pulsecount[i] = opus_rc_getsymbol(rc, silk_model_pulse_count[10]); + pulsecount[i] = opus_rc_getsymbol(rc, ff_silk_model_pulse_count[10]); } } @@ -1184,13 +461,13 @@ static inline void silk_decode_excitation(SilkContext *s, OpusRangeCoder *rc, int bit; for (bit = 0; bit < lsbcount[i >> 4]; bit++) excitation[i] = (excitation[i] << 1) | - opus_rc_getsymbol(rc, silk_model_excitation_lsb); + opus_rc_getsymbol(rc, ff_silk_model_excitation_lsb); } /* decode signs */ for (i = 0; i < shellblocks << 4; i++) { if (excitation[i] != 0) { - int sign = opus_rc_getsymbol(rc, silk_model_excitation_sign[active + + int sign = opus_rc_getsymbol(rc, ff_silk_model_excitation_sign[active + voiced][qoffset_high][FFMIN(pulsecount[i >> 4], 6)]); if (sign == 0) excitation[i] *= -1; @@ -1200,7 +477,7 @@ static inline void silk_decode_excitation(SilkContext *s, OpusRangeCoder *rc, /* assemble the excitation */ for (i = 0; i < shellblocks << 4; i++) { int value = excitation[i]; - excitation[i] = value * 256 | silk_quant_offset[voiced][qoffset_high]; + excitation[i] = value * 256 | ff_silk_quant_offset[voiced][qoffset_high]; if (value < 0) excitation[i] += 20; else if (value > 0) excitation[i] -= 20; @@ -1245,30 +522,30 @@ static void silk_decode_frame(SilkContext *s, OpusRangeCoder *rc, /* obtain stereo weights */ if (coded_channels == 2 && channel == 0) { int n, wi[2], ws[2], w[2]; - n = opus_rc_getsymbol(rc, silk_model_stereo_s1); - wi[0] = opus_rc_getsymbol(rc, silk_model_stereo_s2) + 3 * (n / 5); - ws[0] = opus_rc_getsymbol(rc, silk_model_stereo_s3); - wi[1] = opus_rc_getsymbol(rc, silk_model_stereo_s2) + 3 * (n % 5); - ws[1] = opus_rc_getsymbol(rc, silk_model_stereo_s3); + n = opus_rc_getsymbol(rc, ff_silk_model_stereo_s1); + wi[0] = opus_rc_getsymbol(rc, ff_silk_model_stereo_s2) + 3 * (n / 5); + ws[0] = opus_rc_getsymbol(rc, ff_silk_model_stereo_s3); + wi[1] = opus_rc_getsymbol(rc, ff_silk_model_stereo_s2) + 3 * (n % 5); + ws[1] = opus_rc_getsymbol(rc, ff_silk_model_stereo_s3); for (i = 0; i < 2; i++) - w[i] = silk_stereo_weights[wi[i]] + - (((silk_stereo_weights[wi[i] + 1] - silk_stereo_weights[wi[i]]) * 6554) >> 16) + w[i] = ff_silk_stereo_weights[wi[i]] + + (((ff_silk_stereo_weights[wi[i] + 1] - ff_silk_stereo_weights[wi[i]]) * 6554) >> 16) * (ws[i]*2 + 1); s->stereo_weights[0] = (w[0] - w[1]) / 8192.0; s->stereo_weights[1] = w[1] / 8192.0; /* and read the mid-only flag */ - s->midonly = active1 ? 0 : opus_rc_getsymbol(rc, silk_model_mid_only); + s->midonly = active1 ? 0 : opus_rc_getsymbol(rc, ff_silk_model_mid_only); } /* obtain frame type */ if (!active) { - qoffset_high = opus_rc_getsymbol(rc, silk_model_frame_type_inactive); + qoffset_high = opus_rc_getsymbol(rc, ff_silk_model_frame_type_inactive); voiced = 0; } else { - int type = opus_rc_getsymbol(rc, silk_model_frame_type_active); + int type = opus_rc_getsymbol(rc, ff_silk_model_frame_type_active); qoffset_high = type & 1; voiced = type >> 1; } @@ -1280,14 +557,14 @@ static void silk_decode_frame(SilkContext *s, OpusRangeCoder *rc, if (i == 0 && (frame_num == 0 || !frame->coded)) { /* gain is coded absolute */ - int x = opus_rc_getsymbol(rc, silk_model_gain_highbits[active + voiced]); - log_gain = (x<<3) | opus_rc_getsymbol(rc, silk_model_gain_lowbits); + int x = opus_rc_getsymbol(rc, ff_silk_model_gain_highbits[active + voiced]); + log_gain = (x<<3) | opus_rc_getsymbol(rc, ff_silk_model_gain_lowbits); if (frame->coded) log_gain = FFMAX(log_gain, frame->log_gain - 16); } else { /* gain is coded relative */ - int delta_gain = opus_rc_getsymbol(rc, silk_model_gain_delta); + int delta_gain = opus_rc_getsymbol(rc, ff_silk_model_gain_delta); log_gain = av_clip_uintp2(FFMAX((delta_gain<<1) - 16, frame->log_gain + delta_gain - 4), 6); } @@ -1313,7 +590,7 @@ static void silk_decode_frame(SilkContext *s, OpusRangeCoder *rc, const int8_t * offsets; if (!lag_absolute) { - int delta = opus_rc_getsymbol(rc, silk_model_pitch_delta); + int delta = opus_rc_getsymbol(rc, ff_silk_model_pitch_delta); if (delta) primarylag = frame->primarylag + delta - 9; else @@ -1324,45 +601,45 @@ static void silk_decode_frame(SilkContext *s, OpusRangeCoder *rc, /* primary lag is coded absolute */ int highbits, lowbits; static const uint16_t *model[] = { - silk_model_pitch_lowbits_nb, silk_model_pitch_lowbits_mb, - silk_model_pitch_lowbits_wb + ff_silk_model_pitch_lowbits_nb, ff_silk_model_pitch_lowbits_mb, + ff_silk_model_pitch_lowbits_wb }; - highbits = opus_rc_getsymbol(rc, silk_model_pitch_highbits); + highbits = opus_rc_getsymbol(rc, ff_silk_model_pitch_highbits); lowbits = opus_rc_getsymbol(rc, model[s->bandwidth]); - primarylag = silk_pitch_min_lag[s->bandwidth] + - highbits*silk_pitch_scale[s->bandwidth] + lowbits; + primarylag = ff_silk_pitch_min_lag[s->bandwidth] + + highbits*ff_silk_pitch_scale[s->bandwidth] + lowbits; } frame->primarylag = primarylag; if (s->subframes == 2) offsets = (s->bandwidth == OPUS_BANDWIDTH_NARROWBAND) - ? silk_pitch_offset_nb10ms[opus_rc_getsymbol(rc, - silk_model_pitch_contour_nb10ms)] - : silk_pitch_offset_mbwb10ms[opus_rc_getsymbol(rc, - silk_model_pitch_contour_mbwb10ms)]; + ? ff_silk_pitch_offset_nb10ms[opus_rc_getsymbol(rc, + ff_silk_model_pitch_contour_nb10ms)] + : ff_silk_pitch_offset_mbwb10ms[opus_rc_getsymbol(rc, + ff_silk_model_pitch_contour_mbwb10ms)]; else offsets = (s->bandwidth == OPUS_BANDWIDTH_NARROWBAND) - ? silk_pitch_offset_nb20ms[opus_rc_getsymbol(rc, - silk_model_pitch_contour_nb20ms)] - : silk_pitch_offset_mbwb20ms[opus_rc_getsymbol(rc, - silk_model_pitch_contour_mbwb20ms)]; + ? ff_silk_pitch_offset_nb20ms[opus_rc_getsymbol(rc, + ff_silk_model_pitch_contour_nb20ms)] + : ff_silk_pitch_offset_mbwb20ms[opus_rc_getsymbol(rc, + ff_silk_model_pitch_contour_mbwb20ms)]; for (i = 0; i < s->subframes; i++) sf[i].pitchlag = av_clip(primarylag + offsets[i], - silk_pitch_min_lag[s->bandwidth], - silk_pitch_max_lag[s->bandwidth]); + ff_silk_pitch_min_lag[s->bandwidth], + ff_silk_pitch_max_lag[s->bandwidth]); /* obtain LTP filter coefficients */ - ltpfilter = opus_rc_getsymbol(rc, silk_model_ltp_filter); + ltpfilter = opus_rc_getsymbol(rc, ff_silk_model_ltp_filter); for (i = 0; i < s->subframes; i++) { int index, j; static const uint16_t *filter_sel[] = { - silk_model_ltp_filter0_sel, silk_model_ltp_filter1_sel, - silk_model_ltp_filter2_sel + ff_silk_model_ltp_filter0_sel, ff_silk_model_ltp_filter1_sel, + ff_silk_model_ltp_filter2_sel }; static const int8_t (*filter_taps[])[5] = { - silk_ltp_filter0_taps, silk_ltp_filter1_taps, silk_ltp_filter2_taps + ff_silk_ltp_filter0_taps, ff_silk_ltp_filter1_taps, ff_silk_ltp_filter2_taps }; index = opus_rc_getsymbol(rc, filter_sel[ltpfilter]); for (j = 0; j < 5; j++) @@ -1372,8 +649,8 @@ static void silk_decode_frame(SilkContext *s, OpusRangeCoder *rc, /* obtain LTP scale factor */ if (voiced && frame_num == 0) - ltpscale = silk_ltp_scale_factor[opus_rc_getsymbol(rc, - silk_model_ltp_scale_index)] / 16384.0f; + ltpscale = ff_silk_ltp_scale_factor[opus_rc_getsymbol(rc, + ff_silk_model_ltp_scale_index)] / 16384.0f; else ltpscale = 15565.0f/16384.0f; /* generate the excitation signal for the entire frame */ @@ -1455,7 +732,7 @@ static void silk_unmix_ms(SilkContext *s, float *l, float *r) float w1_prev = s->prev_stereo_weights[1]; float w0 = s->stereo_weights[0]; float w1 = s->stereo_weights[1]; - int n1 = silk_stereo_interp_len[s->bandwidth]; + int n1 = ff_silk_stereo_interp_len[s->bandwidth]; int i; for (i = 0; i < n1; i++) { diff --git a/libavcodec/opustab.c b/libavcodec/opustab.c new file mode 100644 index 0000000..58829a4 --- /dev/null +++ b/libavcodec/opustab.c @@ -0,0 +1,1137 @@ +/* + * Copyright (c) 2012 Andrew D'Addesio + * Copyright (c) 2013-2014 Mozilla Corporation + * Copyright (c) 2016 Rostislav Pehlivanov + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "opustab.h" + +const uint16_t ff_silk_model_stereo_s1[] = { + 256, 7, 9, 10, 11, 12, 22, 46, 54, 55, 56, 59, 82, 174, 197, 200, + 201, 202, 210, 234, 244, 245, 246, 247, 249, 256 +}; + +const uint16_t ff_silk_model_stereo_s2[] = {256, 85, 171, 256}; + +const uint16_t ff_silk_model_stereo_s3[] = {256, 51, 102, 154, 205, 256}; + +const uint16_t ff_silk_model_mid_only[] = {256, 192, 256}; + +const uint16_t ff_silk_model_frame_type_inactive[] = {256, 26, 256}; + +const uint16_t ff_silk_model_frame_type_active[] = {256, 24, 98, 246, 256}; + +const uint16_t ff_silk_model_gain_highbits[3][9] = { + {256, 32, 144, 212, 241, 253, 254, 255, 256}, + {256, 2, 19, 64, 124, 186, 233, 252, 256}, + {256, 1, 4, 30, 101, 195, 245, 254, 256} +}; + +const uint16_t ff_silk_model_gain_lowbits[] = {256, 32, 64, 96, 128, 160, 192, 224, 256}; + +const uint16_t ff_silk_model_gain_delta[] = { + 256, 6, 11, 22, 53, 185, 206, 214, 218, 221, 223, 225, 227, 228, 229, 230, + 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, + 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 +}; +const uint16_t ff_silk_model_lsf_s1[2][2][33] = { + { + { // NB or MB, unvoiced + 256, 44, 78, 108, 127, 148, 160, 171, 174, 177, 179, 195, 197, 199, 200, 205, + 207, 208, 211, 214, 215, 216, 218, 220, 222, 225, 226, 235, 244, 246, 253, 255, 256 + }, { // NB or MB, voiced + 256, 1, 11, 12, 20, 23, 31, 39, 53, 66, 80, 81, 95, 107, 120, 131, + 142, 154, 165, 175, 185, 196, 204, 213, 221, 228, 236, 237, 238, 244, 245, 251, 256 + } + }, { + { // WB, unvoiced + 256, 31, 52, 55, 72, 73, 81, 98, 102, 103, 121, 137, 141, 143, 146, 147, + 157, 158, 161, 177, 188, 204, 206, 208, 211, 213, 224, 225, 229, 238, 246, 253, 256 + }, { // WB, voiced + 256, 1, 5, 21, 26, 44, 55, 60, 74, 89, 90, 93, 105, 118, 132, 146, + 152, 166, 178, 180, 186, 187, 199, 211, 222, 232, 235, 245, 250, 251, 252, 253, 256 + } + } +}; + +const uint16_t ff_silk_model_lsf_s2[32][10] = { + // NB, MB + { 256, 1, 2, 3, 18, 242, 253, 254, 255, 256 }, + { 256, 1, 2, 4, 38, 221, 253, 254, 255, 256 }, + { 256, 1, 2, 6, 48, 197, 252, 254, 255, 256 }, + { 256, 1, 2, 10, 62, 185, 246, 254, 255, 256 }, + { 256, 1, 4, 20, 73, 174, 248, 254, 255, 256 }, + { 256, 1, 4, 21, 76, 166, 239, 254, 255, 256 }, + { 256, 1, 8, 32, 85, 159, 226, 252, 255, 256 }, + { 256, 1, 2, 20, 83, 161, 219, 249, 255, 256 }, + + // WB + { 256, 1, 2, 3, 12, 244, 253, 254, 255, 256 }, + { 256, 1, 2, 4, 32, 218, 253, 254, 255, 256 }, + { 256, 1, 2, 5, 47, 199, 252, 254, 255, 256 }, + { 256, 1, 2, 12, 61, 187, 252, 254, 255, 256 }, + { 256, 1, 5, 24, 72, 172, 249, 254, 255, 256 }, + { 256, 1, 2, 16, 70, 170, 242, 254, 255, 256 }, + { 256, 1, 2, 17, 78, 165, 226, 251, 255, 256 }, + { 256, 1, 8, 29, 79, 156, 237, 254, 255, 256 } +}; + +const uint16_t ff_silk_model_lsf_s2_ext[] = { 256, 156, 216, 240, 249, 253, 255, 256 }; + +const uint16_t ff_silk_model_lsf_interpolation_offset[] = { 256, 13, 35, 64, 75, 256 }; + +const uint16_t ff_silk_model_pitch_highbits[] = { + 256, 3, 6, 12, 23, 44, 74, 106, 125, 136, 146, 158, 171, 184, 196, 207, + 216, 224, 231, 237, 241, 243, 245, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 +}; + +const uint16_t ff_silk_model_pitch_lowbits_nb[] = { 256, 64, 128, 192, 256 }; + +const uint16_t ff_silk_model_pitch_lowbits_mb[] = { 256, 43, 85, 128, 171, 213, 256 }; + +const uint16_t ff_silk_model_pitch_lowbits_wb[] = { 256, 32, 64, 96, 128, 160, 192, 224, 256 }; + +const uint16_t ff_silk_model_pitch_delta[] = { + 256, 46, 48, 50, 53, 57, 63, 73, 88, 114, 152, 182, 204, 219, 229, 236, + 242, 246, 250, 252, 254, 256 +}; + +const uint16_t ff_silk_model_pitch_contour_nb10ms[] = { 256, 143, 193, 256 }; + +const uint16_t ff_silk_model_pitch_contour_nb20ms[] = { + 256, 68, 80, 101, 118, 137, 159, 189, 213, 230, 246, 256 +}; + +const uint16_t ff_silk_model_pitch_contour_mbwb10ms[] = { + 256, 91, 137, 176, 195, 209, 221, 229, 236, 242, 247, 252, 256 +}; + +const uint16_t ff_silk_model_pitch_contour_mbwb20ms[] = { + 256, 33, 55, 73, 89, 104, 118, 132, 145, 158, 168, 177, 186, 194, 200, 206, + 212, 217, 221, 225, 229, 232, 235, 238, 240, 242, 244, 246, 248, 250, 252, 253, + 254, 255, 256 +}; + +const uint16_t ff_silk_model_ltp_filter[] = { 256, 77, 157, 256 }; + +const uint16_t ff_silk_model_ltp_filter0_sel[] = { + 256, 185, 200, 213, 226, 235, 244, 250, 256 +}; + +const uint16_t ff_silk_model_ltp_filter1_sel[] = { + 256, 57, 91, 112, 132, 147, 160, 172, 185, 195, 205, 214, 224, 233, 241, 248, 256 +}; + +const uint16_t ff_silk_model_ltp_filter2_sel[] = { + 256, 15, 31, 45, 57, 69, 81, 92, 103, 114, 124, 133, 142, 151, 160, 168, + 176, 184, 192, 199, 206, 212, 218, 223, 227, 232, 236, 240, 244, 247, 251, 254, 256 +}; + +const uint16_t ff_silk_model_ltp_scale_index[] = { 256, 128, 192, 256 }; + +const uint16_t ff_silk_model_lcg_seed[] = { 256, 64, 128, 192, 256 }; + +const uint16_t ff_silk_model_exc_rate[2][10] = { + { 256, 15, 66, 78, 124, 169, 182, 215, 242, 256 }, // unvoiced + { 256, 33, 63, 99, 116, 150, 199, 217, 238, 256 } // voiced +}; + +const uint16_t ff_silk_model_pulse_count[11][19] = { + { 256, 131, 205, 230, 238, 241, 244, 245, 246, + 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, + { 256, 58, 151, 211, 234, 241, 244, 245, 246, + 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, + { 256, 43, 94, 140, 173, 197, 213, 224, 232, + 238, 241, 244, 247, 249, 250, 251, 253, 254, 256 }, + { 256, 17, 69, 140, 197, 228, 240, 245, 246, + 247, 248, 249, 250, 251, 252, 253, 254, 255, 256 }, + { 256, 6, 27, 68, 121, 170, 205, 226, 237, + 243, 246, 248, 250, 251, 252, 253, 254, 255, 256 }, + { 256, 7, 21, 43, 71, 100, 128, 153, 173, + 190, 203, 214, 223, 230, 235, 239, 243, 246, 256 }, + { 256, 2, 7, 21, 50, 92, 138, 179, 210, + 229, 240, 246, 249, 251, 252, 253, 254, 255, 256 }, + { 256, 1, 3, 7, 17, 36, 65, 100, 137, + 171, 199, 219, 233, 241, 246, 250, 252, 254, 256 }, + { 256, 1, 3, 5, 10, 19, 33, 53, 77, + 104, 132, 158, 181, 201, 216, 227, 235, 241, 256 }, + { 256, 1, 2, 3, 9, 36, 94, 150, 189, + 214, 228, 238, 244, 247, 250, 252, 253, 254, 256 }, + { 256, 2, 3, 9, 36, 94, 150, 189, 214, + 228, 238, 244, 247, 250, 252, 253, 254, 256, 256 } +}; + +const uint16_t ff_silk_model_pulse_location[4][168] = { + { + 256, 126, 256, + 256, 56, 198, 256, + 256, 25, 126, 230, 256, + 256, 12, 72, 180, 244, 256, + 256, 7, 42, 126, 213, 250, 256, + 256, 4, 24, 83, 169, 232, 253, 256, + 256, 3, 15, 53, 125, 200, 242, 254, 256, + 256, 2, 10, 35, 89, 162, 221, 248, 255, 256, + 256, 2, 7, 24, 63, 126, 191, 233, 251, 255, 256, + 256, 1, 5, 17, 45, 94, 157, 211, 241, 252, 255, 256, + 256, 1, 5, 13, 33, 70, 125, 182, 223, 245, 253, 255, 256, + 256, 1, 4, 11, 26, 54, 98, 151, 199, 232, 248, 254, 255, 256, + 256, 1, 3, 9, 21, 42, 77, 124, 172, 212, 237, 249, 254, 255, 256, + 256, 1, 2, 6, 16, 33, 60, 97, 144, 187, 220, 241, 250, 254, 255, 256, + 256, 1, 2, 3, 11, 25, 47, 80, 120, 163, 201, 229, 245, 253, 254, 255, 256, + 256, 1, 2, 3, 4, 17, 35, 62, 98, 139, 180, 214, 238, 252, 253, 254, 255, 256 + },{ + 256, 127, 256, + 256, 53, 202, 256, + 256, 22, 127, 233, 256, + 256, 11, 72, 183, 246, 256, + 256, 6, 41, 127, 215, 251, 256, + 256, 4, 24, 83, 170, 232, 253, 256, + 256, 3, 16, 56, 127, 200, 241, 254, 256, + 256, 3, 12, 39, 92, 162, 218, 246, 255, 256, + 256, 3, 11, 30, 67, 124, 185, 229, 249, 255, 256, + 256, 3, 10, 25, 53, 97, 151, 200, 233, 250, 255, 256, + 256, 1, 8, 21, 43, 77, 123, 171, 209, 237, 251, 255, 256, + 256, 1, 2, 13, 35, 62, 97, 139, 186, 219, 244, 254, 255, 256, + 256, 1, 2, 8, 22, 48, 85, 128, 171, 208, 234, 248, 254, 255, 256, + 256, 1, 2, 6, 16, 36, 67, 107, 149, 189, 220, 240, 250, 254, 255, 256, + 256, 1, 2, 5, 13, 29, 55, 90, 128, 166, 201, 227, 243, 251, 254, 255, 256, + 256, 1, 2, 4, 10, 22, 43, 73, 109, 147, 183, 213, 234, 246, 252, 254, 255, 256 + },{ + 256, 127, 256, + 256, 49, 206, 256, + 256, 20, 127, 236, 256, + 256, 11, 71, 184, 246, 256, + 256, 7, 43, 127, 214, 250, 256, + 256, 6, 30, 87, 169, 229, 252, 256, + 256, 5, 23, 62, 126, 194, 236, 252, 256, + 256, 6, 20, 49, 96, 157, 209, 239, 253, 256, + 256, 1, 16, 39, 74, 125, 175, 215, 245, 255, 256, + 256, 1, 2, 23, 55, 97, 149, 195, 236, 254, 255, 256, + 256, 1, 7, 23, 50, 86, 128, 170, 206, 233, 249, 255, 256, + 256, 1, 6, 18, 39, 70, 108, 148, 186, 217, 238, 250, 255, 256, + 256, 1, 4, 13, 30, 56, 90, 128, 166, 200, 226, 243, 252, 255, 256, + 256, 1, 4, 11, 25, 47, 76, 110, 146, 180, 209, 231, 245, 252, 255, 256, + 256, 1, 3, 8, 19, 37, 62, 93, 128, 163, 194, 219, 237, 248, 253, 255, 256, + 256, 1, 2, 6, 15, 30, 51, 79, 111, 145, 177, 205, 226, 241, 250, 254, 255, 256 + },{ + 256, 128, 256, + 256, 42, 214, 256, + 256, 21, 128, 235, 256, + 256, 12, 72, 184, 245, 256, + 256, 8, 42, 128, 214, 249, 256, + 256, 8, 31, 86, 176, 231, 251, 256, + 256, 5, 20, 58, 130, 202, 238, 253, 256, + 256, 6, 18, 45, 97, 174, 221, 241, 251, 256, + 256, 6, 25, 53, 88, 128, 168, 203, 231, 250, 256, + 256, 4, 18, 40, 71, 108, 148, 185, 216, 238, 252, 256, + 256, 3, 13, 31, 57, 90, 128, 166, 199, 225, 243, 253, 256, + 256, 2, 10, 23, 44, 73, 109, 147, 183, 212, 233, 246, 254, 256, + 256, 1, 6, 16, 33, 58, 90, 128, 166, 198, 223, 240, 250, 255, 256, + 256, 1, 5, 12, 25, 46, 75, 110, 146, 181, 210, 231, 244, 251, 255, 256, + 256, 1, 3, 8, 18, 35, 60, 92, 128, 164, 196, 221, 238, 248, 253, 255, 256, + 256, 1, 3, 7, 14, 27, 48, 76, 110, 146, 180, 208, 229, 242, 249, 253, 255, 256 + } +}; + +const uint16_t ff_silk_model_excitation_lsb[] = {256, 136, 256}; + +const uint16_t ff_silk_model_excitation_sign[3][2][7][3] = { + { // Inactive + { // Low offset + {256, 2, 256}, + {256, 207, 256}, + {256, 189, 256}, + {256, 179, 256}, + {256, 174, 256}, + {256, 163, 256}, + {256, 157, 256} + }, { // High offset + {256, 58, 256}, + {256, 245, 256}, + {256, 238, 256}, + {256, 232, 256}, + {256, 225, 256}, + {256, 220, 256}, + {256, 211, 256} + } + }, { // Unvoiced + { // Low offset + {256, 1, 256}, + {256, 210, 256}, + {256, 190, 256}, + {256, 178, 256}, + {256, 169, 256}, + {256, 162, 256}, + {256, 152, 256} + }, { // High offset + {256, 48, 256}, + {256, 242, 256}, + {256, 235, 256}, + {256, 224, 256}, + {256, 214, 256}, + {256, 205, 256}, + {256, 190, 256} + } + }, { // Voiced + { // Low offset + {256, 1, 256}, + {256, 162, 256}, + {256, 152, 256}, + {256, 147, 256}, + {256, 144, 256}, + {256, 141, 256}, + {256, 138, 256} + }, { // High offset + {256, 8, 256}, + {256, 203, 256}, + {256, 187, 256}, + {256, 176, 256}, + {256, 168, 256}, + {256, 161, 256}, + {256, 154, 256} + } + } +}; + +const int16_t ff_silk_stereo_weights[] = { + -13732, -10050, -8266, -7526, -6500, -5000, -2950, -820, + 820, 2950, 5000, 6500, 7526, 8266, 10050, 13732 +}; + +const uint8_t ff_silk_lsf_s2_model_sel_nbmb[32][10] = { + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 1, 3, 1, 2, 2, 1, 2, 1, 1, 1 }, + { 2, 1, 1, 1, 1, 1, 1, 1, 1, 1 }, + { 1, 2, 2, 2, 2, 1, 2, 1, 1, 1 }, + { 2, 3, 3, 3, 3, 2, 2, 2, 2, 2 }, + { 0, 5, 3, 3, 2, 2, 2, 2, 1, 1 }, + { 0, 2, 2, 2, 2, 2, 2, 2, 2, 1 }, + { 2, 3, 6, 4, 4, 4, 5, 4, 5, 5 }, + { 2, 4, 5, 5, 4, 5, 4, 6, 4, 4 }, + { 2, 4, 4, 7, 4, 5, 4, 5, 5, 4 }, + { 4, 3, 3, 3, 2, 3, 2, 2, 2, 2 }, + { 1, 5, 5, 6, 4, 5, 4, 5, 5, 5 }, + { 2, 7, 4, 6, 5, 5, 5, 5, 5, 5 }, + { 2, 7, 5, 5, 5, 5, 5, 6, 5, 4 }, + { 3, 3, 5, 4, 4, 5, 4, 5, 4, 4 }, + { 2, 3, 3, 5, 5, 4, 4, 4, 4, 4 }, + { 2, 4, 4, 6, 4, 5, 4, 5, 5, 5 }, + { 2, 5, 4, 6, 5, 5, 5, 4, 5, 4 }, + { 2, 7, 4, 5, 4, 5, 4, 5, 5, 5 }, + { 2, 5, 4, 6, 7, 6, 5, 6, 5, 4 }, + { 3, 6, 7, 4, 6, 5, 5, 6, 4, 5 }, + { 2, 7, 6, 4, 4, 4, 5, 4, 5, 5 }, + { 4, 5, 5, 4, 6, 6, 5, 6, 5, 4 }, + { 2, 5, 5, 6, 5, 6, 4, 6, 4, 4 }, + { 4, 5, 5, 5, 3, 7, 4, 5, 5, 4 }, + { 2, 3, 4, 5, 5, 6, 4, 5, 5, 4 }, + { 2, 3, 2, 3, 3, 4, 2, 3, 3, 3 }, + { 1, 1, 2, 2, 2, 2, 2, 3, 2, 2 }, + { 4, 5, 5, 6, 6, 6, 5, 6, 4, 5 }, + { 3, 5, 5, 4, 4, 4, 4, 3, 3, 2 }, + { 2, 5, 3, 7, 5, 5, 4, 4, 5, 4 }, + { 4, 4, 5, 4, 5, 6, 5, 6, 5, 4 } +}; + +const uint8_t ff_silk_lsf_s2_model_sel_wb[32][16] = { + { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, + { 10, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 9, 9, 9, 8, 11 }, + { 10, 13, 13, 11, 15, 12, 12, 13, 10, 13, 12, 13, 13, 12, 11, 11 }, + { 8, 10, 9, 10, 10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 9 }, + { 8, 14, 13, 12, 14, 12, 15, 13, 12, 12, 12, 13, 13, 12, 12, 11 }, + { 8, 11, 13, 13, 12, 11, 11, 13, 11, 11, 11, 11, 11, 11, 10, 12 }, + { 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, + { 8, 10, 14, 11, 15, 10, 13, 11, 12, 13, 13, 12, 11, 11, 10, 11 }, + { 8, 14, 10, 14, 14, 12, 13, 12, 14, 13, 12, 12, 13, 11, 11, 11 }, + { 10, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, + { 8, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9 }, + { 10, 10, 11, 12, 13, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 11 }, + { 10, 10, 11, 11, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 11 }, + { 11, 12, 12, 12, 14, 12, 12, 13, 11, 13, 12, 12, 13, 12, 11, 12 }, + { 8, 14, 12, 13, 12, 15, 13, 10, 14, 13, 15, 12, 12, 11, 13, 11 }, + { 8, 9, 8, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 9, 8 }, + { 9, 14, 13, 15, 13, 12, 13, 11, 12, 13, 12, 12, 12, 11, 11, 12 }, + { 9, 11, 11, 12, 12, 11, 11, 13, 10, 11, 11, 13, 13, 13, 11, 12 }, + { 10, 11, 11, 10, 10, 10, 11, 10, 9, 10, 9, 10, 9, 9, 9, 12 }, + { 8, 10, 11, 13, 11, 11, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8 }, + { 11, 12, 11, 13, 11, 11, 10, 10, 9, 9, 9, 9, 9, 10, 10, 12 }, + { 10, 14, 11, 15, 15, 12, 13, 12, 13, 11, 13, 11, 11, 10, 11, 11 }, + { 10, 11, 13, 14, 14, 11, 13, 11, 12, 12, 11, 11, 11, 11, 10, 12 }, + { 9, 11, 11, 12, 12, 12, 12, 11, 13, 13, 13, 11, 9, 9, 9, 9 }, + { 10, 13, 11, 14, 14, 12, 15, 12, 12, 13, 11, 12, 12, 11, 11, 11 }, + { 8, 14, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, + { 8, 14, 14, 11, 13, 10, 13, 13, 11, 12, 12, 15, 15, 12, 12, 12 }, + { 11, 11, 15, 11, 13, 12, 11, 11, 11, 10, 10, 11, 11, 11, 10, 11 }, + { 8, 8, 9, 8, 8, 8, 10, 9, 10, 9, 9, 10, 10, 10, 9, 9 }, + { 8, 11, 10, 13, 11, 11, 10, 11, 10, 9, 8, 8, 9, 8, 8, 9 }, + { 11, 13, 13, 12, 15, 13, 11, 11, 10, 11, 10, 10, 9, 8, 9, 8 }, + { 10, 11, 13, 11, 12, 11, 11, 11, 10, 9, 10, 14, 12, 8, 8, 8 } +}; + +const uint8_t ff_silk_lsf_pred_weights_nbmb[2][9] = { + {179, 138, 140, 148, 151, 149, 153, 151, 163}, + {116, 67, 82, 59, 92, 72, 100, 89, 92} +}; + +const uint8_t ff_silk_lsf_pred_weights_wb[2][15] = { + {175, 148, 160, 176, 178, 173, 174, 164, 177, 174, 196, 182, 198, 192, 182}, + { 68, 62, 66, 60, 72, 117, 85, 90, 118, 136, 151, 142, 160, 142, 155} +}; + +const uint8_t ff_silk_lsf_weight_sel_nbmb[32][9] = { + { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, + { 1, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 1, 1, 1, 0, 0, 0, 0, 1, 0 }, + { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 1, 0, 0, 0, 0, 0, 0, 0 }, + { 1, 0, 1, 1, 0, 0, 0, 1, 0 }, + { 0, 1, 1, 0, 0, 1, 1, 0, 0 }, + { 0, 0, 1, 1, 0, 1, 0, 1, 1 }, + { 0, 0, 1, 1, 0, 0, 1, 1, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 1, 0, 1, 1, 1, 1, 1, 0 }, + { 0, 1, 0, 1, 1, 1, 1, 1, 0 }, + { 0, 1, 1, 1, 1, 1, 1, 1, 0 }, + { 1, 0, 1, 1, 0, 1, 1, 1, 1 }, + { 0, 1, 1, 1, 1, 1, 0, 1, 0 }, + { 0, 0, 1, 1, 0, 1, 0, 1, 0 }, + { 0, 0, 1, 1, 1, 0, 1, 1, 1 }, + { 0, 1, 1, 0, 0, 1, 1, 1, 0 }, + { 0, 0, 0, 1, 1, 1, 0, 1, 0 }, + { 0, 1, 1, 0, 0, 1, 0, 1, 0 }, + { 0, 1, 1, 0, 0, 0, 1, 1, 0 }, + { 0, 0, 0, 0, 0, 1, 1, 1, 1 }, + { 0, 0, 1, 1, 0, 0, 0, 1, 1 }, + { 0, 0, 0, 1, 0, 1, 1, 1, 1 }, + { 0, 1, 1, 1, 1, 1, 1, 1, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 0, 1, 0, 1, 1, 0, 1, 0 }, + { 1, 0, 0, 1, 0, 0, 0, 0, 0 }, + { 0, 0, 0, 1, 1, 0, 1, 0, 1 }, + { 1, 0, 1, 1, 0, 1, 1, 1, 1 } +}; + +const uint8_t ff_silk_lsf_weight_sel_wb[32][15] = { + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0 }, + { 0, 1, 1, 0, 1, 0, 1, 1, 0, 1, 1, 1, 1, 1, 0 }, + { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0 }, + { 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1 }, + { 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0 }, + { 0, 0, 1, 0, 0, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0 }, + { 0, 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0 }, + { 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1 }, + { 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0 }, + { 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 1, 0, 0 }, + { 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0 }, + { 0, 0, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 0 }, + { 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 1, 0 }, + { 0, 0, 0, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 1, 1, 1 }, + { 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0 }, + { 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 1, 0 } +}; + +const uint8_t ff_silk_lsf_codebook_nbmb[32][10] = { + { 12, 35, 60, 83, 108, 132, 157, 180, 206, 228 }, + { 15, 32, 55, 77, 101, 125, 151, 175, 201, 225 }, + { 19, 42, 66, 89, 114, 137, 162, 184, 209, 230 }, + { 12, 25, 50, 72, 97, 120, 147, 172, 200, 223 }, + { 26, 44, 69, 90, 114, 135, 159, 180, 205, 225 }, + { 13, 22, 53, 80, 106, 130, 156, 180, 205, 228 }, + { 15, 25, 44, 64, 90, 115, 142, 168, 196, 222 }, + { 19, 24, 62, 82, 100, 120, 145, 168, 190, 214 }, + { 22, 31, 50, 79, 103, 120, 151, 170, 203, 227 }, + { 21, 29, 45, 65, 106, 124, 150, 171, 196, 224 }, + { 30, 49, 75, 97, 121, 142, 165, 186, 209, 229 }, + { 19, 25, 52, 70, 93, 116, 143, 166, 192, 219 }, + { 26, 34, 62, 75, 97, 118, 145, 167, 194, 217 }, + { 25, 33, 56, 70, 91, 113, 143, 165, 196, 223 }, + { 21, 34, 51, 72, 97, 117, 145, 171, 196, 222 }, + { 20, 29, 50, 67, 90, 117, 144, 168, 197, 221 }, + { 22, 31, 48, 66, 95, 117, 146, 168, 196, 222 }, + { 24, 33, 51, 77, 116, 134, 158, 180, 200, 224 }, + { 21, 28, 70, 87, 106, 124, 149, 170, 194, 217 }, + { 26, 33, 53, 64, 83, 117, 152, 173, 204, 225 }, + { 27, 34, 65, 95, 108, 129, 155, 174, 210, 225 }, + { 20, 26, 72, 99, 113, 131, 154, 176, 200, 219 }, + { 34, 43, 61, 78, 93, 114, 155, 177, 205, 229 }, + { 23, 29, 54, 97, 124, 138, 163, 179, 209, 229 }, + { 30, 38, 56, 89, 118, 129, 158, 178, 200, 231 }, + { 21, 29, 49, 63, 85, 111, 142, 163, 193, 222 }, + { 27, 48, 77, 103, 133, 158, 179, 196, 215, 232 }, + { 29, 47, 74, 99, 124, 151, 176, 198, 220, 237 }, + { 33, 42, 61, 76, 93, 121, 155, 174, 207, 225 }, + { 29, 53, 87, 112, 136, 154, 170, 188, 208, 227 }, + { 24, 30, 52, 84, 131, 150, 166, 186, 203, 229 }, + { 37, 48, 64, 84, 104, 118, 156, 177, 201, 230 } +}; + +const uint8_t ff_silk_lsf_codebook_wb[32][16] = { + { 7, 23, 38, 54, 69, 85, 100, 116, 131, 147, 162, 178, 193, 208, 223, 239 }, + { 13, 25, 41, 55, 69, 83, 98, 112, 127, 142, 157, 171, 187, 203, 220, 236 }, + { 15, 21, 34, 51, 61, 78, 92, 106, 126, 136, 152, 167, 185, 205, 225, 240 }, + { 10, 21, 36, 50, 63, 79, 95, 110, 126, 141, 157, 173, 189, 205, 221, 237 }, + { 17, 20, 37, 51, 59, 78, 89, 107, 123, 134, 150, 164, 184, 205, 224, 240 }, + { 10, 15, 32, 51, 67, 81, 96, 112, 129, 142, 158, 173, 189, 204, 220, 236 }, + { 8, 21, 37, 51, 65, 79, 98, 113, 126, 138, 155, 168, 179, 192, 209, 218 }, + { 12, 15, 34, 55, 63, 78, 87, 108, 118, 131, 148, 167, 185, 203, 219, 236 }, + { 16, 19, 32, 36, 56, 79, 91, 108, 118, 136, 154, 171, 186, 204, 220, 237 }, + { 11, 28, 43, 58, 74, 89, 105, 120, 135, 150, 165, 180, 196, 211, 226, 241 }, + { 6, 16, 33, 46, 60, 75, 92, 107, 123, 137, 156, 169, 185, 199, 214, 225 }, + { 11, 19, 30, 44, 57, 74, 89, 105, 121, 135, 152, 169, 186, 202, 218, 234 }, + { 12, 19, 29, 46, 57, 71, 88, 100, 120, 132, 148, 165, 182, 199, 216, 233 }, + { 17, 23, 35, 46, 56, 77, 92, 106, 123, 134, 152, 167, 185, 204, 222, 237 }, + { 14, 17, 45, 53, 63, 75, 89, 107, 115, 132, 151, 171, 188, 206, 221, 240 }, + { 9, 16, 29, 40, 56, 71, 88, 103, 119, 137, 154, 171, 189, 205, 222, 237 }, + { 16, 19, 36, 48, 57, 76, 87, 105, 118, 132, 150, 167, 185, 202, 218, 236 }, + { 12, 17, 29, 54, 71, 81, 94, 104, 126, 136, 149, 164, 182, 201, 221, 237 }, + { 15, 28, 47, 62, 79, 97, 115, 129, 142, 155, 168, 180, 194, 208, 223, 238 }, + { 8, 14, 30, 45, 62, 78, 94, 111, 127, 143, 159, 175, 192, 207, 223, 239 }, + { 17, 30, 49, 62, 79, 92, 107, 119, 132, 145, 160, 174, 190, 204, 220, 235 }, + { 14, 19, 36, 45, 61, 76, 91, 108, 121, 138, 154, 172, 189, 205, 222, 238 }, + { 12, 18, 31, 45, 60, 76, 91, 107, 123, 138, 154, 171, 187, 204, 221, 236 }, + { 13, 17, 31, 43, 53, 70, 83, 103, 114, 131, 149, 167, 185, 203, 220, 237 }, + { 17, 22, 35, 42, 58, 78, 93, 110, 125, 139, 155, 170, 188, 206, 224, 240 }, + { 8, 15, 34, 50, 67, 83, 99, 115, 131, 146, 162, 178, 193, 209, 224, 239 }, + { 13, 16, 41, 66, 73, 86, 95, 111, 128, 137, 150, 163, 183, 206, 225, 241 }, + { 17, 25, 37, 52, 63, 75, 92, 102, 119, 132, 144, 160, 175, 191, 212, 231 }, + { 19, 31, 49, 65, 83, 100, 117, 133, 147, 161, 174, 187, 200, 213, 227, 242 }, + { 18, 31, 52, 68, 88, 103, 117, 126, 138, 149, 163, 177, 192, 207, 223, 239 }, + { 16, 29, 47, 61, 76, 90, 106, 119, 133, 147, 161, 176, 193, 209, 224, 240 }, + { 15, 21, 35, 50, 61, 73, 86, 97, 110, 119, 129, 141, 175, 198, 218, 237 } +}; + +const uint16_t ff_silk_lsf_min_spacing_nbmb[] = { + 250, 3, 6, 3, 3, 3, 4, 3, 3, 3, 461 +}; + +const uint16_t ff_silk_lsf_min_spacing_wb[] = { + 100, 3, 40, 3, 3, 3, 5, 14, 14, 10, 11, 3, 8, 9, 7, 3, 347 +}; + +const uint8_t ff_silk_lsf_ordering_nbmb[] = { + 0, 9, 6, 3, 4, 5, 8, 1, 2, 7 +}; + +const uint8_t ff_silk_lsf_ordering_wb[] = { + 0, 15, 8, 7, 4, 11, 12, 3, 2, 13, 10, 5, 6, 9, 14, 1 +}; + +const int16_t ff_silk_cosine[] = { /* (0.12) */ + 4096, 4095, 4091, 4085, + 4076, 4065, 4052, 4036, + 4017, 3997, 3973, 3948, + 3920, 3889, 3857, 3822, + 3784, 3745, 3703, 3659, + 3613, 3564, 3513, 3461, + 3406, 3349, 3290, 3229, + 3166, 3102, 3035, 2967, + 2896, 2824, 2751, 2676, + 2599, 2520, 2440, 2359, + 2276, 2191, 2106, 2019, + 1931, 1842, 1751, 1660, + 1568, 1474, 1380, 1285, + 1189, 1093, 995, 897, + 799, 700, 601, 501, + 401, 301, 201, 101, + 0, -101, -201, -301, + -401, -501, -601, -700, + -799, -897, -995, -1093, + -1189, -1285, -1380, -1474, + -1568, -1660, -1751, -1842, + -1931, -2019, -2106, -2191, + -2276, -2359, -2440, -2520, + -2599, -2676, -2751, -2824, + -2896, -2967, -3035, -3102, + -3166, -3229, -3290, -3349, + -3406, -3461, -3513, -3564, + -3613, -3659, -3703, -3745, + -3784, -3822, -3857, -3889, + -3920, -3948, -3973, -3997, + -4017, -4036, -4052, -4065, + -4076, -4085, -4091, -4095, + -4096 +}; + +const uint16_t ff_silk_pitch_scale[] = { 4, 6, 8}; + +const uint16_t ff_silk_pitch_min_lag[] = { 16, 24, 32}; + +const uint16_t ff_silk_pitch_max_lag[] = {144, 216, 288}; + +const int8_t ff_silk_pitch_offset_nb10ms[3][2] = { + { 0, 0}, + { 1, 0}, + { 0, 1} +}; + +const int8_t ff_silk_pitch_offset_nb20ms[11][4] = { + { 0, 0, 0, 0}, + { 2, 1, 0, -1}, + {-1, 0, 1, 2}, + {-1, 0, 0, 1}, + {-1, 0, 0, 0}, + { 0, 0, 0, 1}, + { 0, 0, 1, 1}, + { 1, 1, 0, 0}, + { 1, 0, 0, 0}, + { 0, 0, 0, -1}, + { 1, 0, 0, -1} +}; + +const int8_t ff_silk_pitch_offset_mbwb10ms[12][2] = { + { 0, 0}, + { 0, 1}, + { 1, 0}, + {-1, 1}, + { 1, -1}, + {-1, 2}, + { 2, -1}, + {-2, 2}, + { 2, -2}, + {-2, 3}, + { 3, -2}, + {-3, 3} +}; + +const int8_t ff_silk_pitch_offset_mbwb20ms[34][4] = { + { 0, 0, 0, 0}, + { 0, 0, 1, 1}, + { 1, 1, 0, 0}, + {-1, 0, 0, 0}, + { 0, 0, 0, 1}, + { 1, 0, 0, 0}, + {-1, 0, 0, 1}, + { 0, 0, 0, -1}, + {-1, 0, 1, 2}, + { 1, 0, 0, -1}, + {-2, -1, 1, 2}, + { 2, 1, 0, -1}, + {-2, 0, 0, 2}, + {-2, 0, 1, 3}, + { 2, 1, -1, -2}, + {-3, -1, 1, 3}, + { 2, 0, 0, -2}, + { 3, 1, 0, -2}, + {-3, -1, 2, 4}, + {-4, -1, 1, 4}, + { 3, 1, -1, -3}, + {-4, -1, 2, 5}, + { 4, 2, -1, -3}, + { 4, 1, -1, -4}, + {-5, -1, 2, 6}, + { 5, 2, -1, -4}, + {-6, -2, 2, 6}, + {-5, -2, 2, 5}, + { 6, 2, -1, -5}, + {-7, -2, 3, 8}, + { 6, 2, -2, -6}, + { 5, 2, -2, -5}, + { 8, 3, -2, -7}, + {-9, -3, 3, 9} +}; + +const int8_t ff_silk_ltp_filter0_taps[8][5] = { + { 4, 6, 24, 7, 5}, + { 0, 0, 2, 0, 0}, + { 12, 28, 41, 13, -4}, + { -9, 15, 42, 25, 14}, + { 1, -2, 62, 41, -9}, + {-10, 37, 65, -4, 3}, + { -6, 4, 66, 7, -8}, + { 16, 14, 38, -3, 33} +}; + +const int8_t ff_silk_ltp_filter1_taps[16][5] = { + { 13, 22, 39, 23, 12}, + { -1, 36, 64, 27, -6}, + { -7, 10, 55, 43, 17}, + { 1, 1, 8, 1, 1}, + { 6, -11, 74, 53, -9}, + {-12, 55, 76, -12, 8}, + { -3, 3, 93, 27, -4}, + { 26, 39, 59, 3, -8}, + { 2, 0, 77, 11, 9}, + { -8, 22, 44, -6, 7}, + { 40, 9, 26, 3, 9}, + { -7, 20, 101, -7, 4}, + { 3, -8, 42, 26, 0}, + {-15, 33, 68, 2, 23}, + { -2, 55, 46, -2, 15}, + { 3, -1, 21, 16, 41} +}; + +const int8_t ff_silk_ltp_filter2_taps[32][5] = { + { -6, 27, 61, 39, 5}, + {-11, 42, 88, 4, 1}, + { -2, 60, 65, 6, -4}, + { -1, -5, 73, 56, 1}, + { -9, 19, 94, 29, -9}, + { 0, 12, 99, 6, 4}, + { 8, -19, 102, 46, -13}, + { 3, 2, 13, 3, 2}, + { 9, -21, 84, 72, -18}, + {-11, 46, 104, -22, 8}, + { 18, 38, 48, 23, 0}, + {-16, 70, 83, -21, 11}, + { 5, -11, 117, 22, -8}, + { -6, 23, 117, -12, 3}, + { 3, -8, 95, 28, 4}, + {-10, 15, 77, 60, -15}, + { -1, 4, 124, 2, -4}, + { 3, 38, 84, 24, -25}, + { 2, 13, 42, 13, 31}, + { 21, -4, 56, 46, -1}, + { -1, 35, 79, -13, 19}, + { -7, 65, 88, -9, -14}, + { 20, 4, 81, 49, -29}, + { 20, 0, 75, 3, -17}, + { 5, -9, 44, 92, -8}, + { 1, -3, 22, 69, 31}, + { -6, 95, 41, -12, 5}, + { 39, 67, 16, -4, 1}, + { 0, -6, 120, 55, -36}, + {-13, 44, 122, 4, -24}, + { 81, 5, 11, 3, 7}, + { 2, 0, 9, 10, 88} +}; + +const uint16_t ff_silk_ltp_scale_factor[] = {15565, 12288, 8192}; + +const uint8_t ff_silk_shell_blocks[3][2] = { + { 5, 10}, // NB + { 8, 15}, // MB + {10, 20} // WB +}; + +const uint8_t ff_silk_quant_offset[2][2] = { /* (0.23) */ + {25, 60}, // Inactive or Unvoiced + { 8, 25} // Voiced +}; + +const int ff_silk_stereo_interp_len[3] = { + 64, 96, 128 +}; + +const uint16_t ff_celt_model_tapset[] = { 4, 2, 3, 4 }; + +const uint16_t ff_celt_model_spread[] = { 32, 7, 9, 30, 32 }; + +const uint16_t ff_celt_model_alloc_trim[] = { + 128, 2, 4, 9, 19, 41, 87, 109, 119, 124, 126, 128 +}; + +const uint16_t ff_celt_model_energy_small[] = { 4, 2, 3, 4 }; + +const uint8_t ff_celt_freq_bands[] = { /* in steps of 200Hz */ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 16, 20, 24, 28, 34, 40, 48, 60, 78, 100 +}; + +const uint8_t ff_celt_freq_range[] = { + 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 6, 6, 8, 12, 18, 22 +}; + +const uint8_t ff_celt_log_freq_range[] = { + 0, 0, 0, 0, 0, 0, 0, 0, 8, 8, 8, 8, 16, 16, 16, 21, 21, 24, 29, 34, 36 +}; + +const int8_t ff_celt_tf_select[4][2][2][2] = { + { { { 0, -1 }, { 0, -1 } }, { { 0, -1 }, { 0, -1 } } }, + { { { 0, -1 }, { 0, -2 } }, { { 1, 0 }, { 1, -1 } } }, + { { { 0, -2 }, { 0, -3 } }, { { 2, 0 }, { 1, -1 } } }, + { { { 0, -2 }, { 0, -3 } }, { { 3, 0 }, { 1, -1 } } } +}; + +const float ff_celt_mean_energy[] = { + 6.437500f, 6.250000f, 5.750000f, 5.312500f, 5.062500f, + 4.812500f, 4.500000f, 4.375000f, 4.875000f, 4.687500f, + 4.562500f, 4.437500f, 4.875000f, 4.625000f, 4.312500f, + 4.500000f, 4.375000f, 4.625000f, 4.750000f, 4.437500f, + 3.750000f, 3.750000f, 3.750000f, 3.750000f, 3.750000f +}; + +const float ff_celt_alpha_coef[] = { + 29440.0f/32768.0f, 26112.0f/32768.0f, 21248.0f/32768.0f, 16384.0f/32768.0f +}; + +const float ff_celt_beta_coef[] = { /* TODO: precompute 1 minus this if the code ends up neater */ + 30147.0f/32768.0f, 22282.0f/32768.0f, 12124.0f/32768.0f, 6554.0f/32768.0f +}; + +const uint8_t ff_celt_coarse_energy_dist[4][2][42] = { + { + { // 120-sample inter + 72, 127, 65, 129, 66, 128, 65, 128, 64, 128, 62, 128, 64, 128, + 64, 128, 92, 78, 92, 79, 92, 78, 90, 79, 116, 41, 115, 40, + 114, 40, 132, 26, 132, 26, 145, 17, 161, 12, 176, 10, 177, 11 + }, { // 120-sample intra + 24, 179, 48, 138, 54, 135, 54, 132, 53, 134, 56, 133, 55, 132, + 55, 132, 61, 114, 70, 96, 74, 88, 75, 88, 87, 74, 89, 66, + 91, 67, 100, 59, 108, 50, 120, 40, 122, 37, 97, 43, 78, 50 + } + }, { + { // 240-sample inter + 83, 78, 84, 81, 88, 75, 86, 74, 87, 71, 90, 73, 93, 74, + 93, 74, 109, 40, 114, 36, 117, 34, 117, 34, 143, 17, 145, 18, + 146, 19, 162, 12, 165, 10, 178, 7, 189, 6, 190, 8, 177, 9 + }, { // 240-sample intra + 23, 178, 54, 115, 63, 102, 66, 98, 69, 99, 74, 89, 71, 91, + 73, 91, 78, 89, 86, 80, 92, 66, 93, 64, 102, 59, 103, 60, + 104, 60, 117, 52, 123, 44, 138, 35, 133, 31, 97, 38, 77, 45 + } + }, { + { // 480-sample inter + 61, 90, 93, 60, 105, 42, 107, 41, 110, 45, 116, 38, 113, 38, + 112, 38, 124, 26, 132, 27, 136, 19, 140, 20, 155, 14, 159, 16, + 158, 18, 170, 13, 177, 10, 187, 8, 192, 6, 175, 9, 159, 10 + }, { // 480-sample intra + 21, 178, 59, 110, 71, 86, 75, 85, 84, 83, 91, 66, 88, 73, + 87, 72, 92, 75, 98, 72, 105, 58, 107, 54, 115, 52, 114, 55, + 112, 56, 129, 51, 132, 40, 150, 33, 140, 29, 98, 35, 77, 42 + } + }, { + { // 960-sample inter + 42, 121, 96, 66, 108, 43, 111, 40, 117, 44, 123, 32, 120, 36, + 119, 33, 127, 33, 134, 34, 139, 21, 147, 23, 152, 20, 158, 25, + 154, 26, 166, 21, 173, 16, 184, 13, 184, 10, 150, 13, 139, 15 + }, { // 960-sample intra + 22, 178, 63, 114, 74, 82, 84, 83, 92, 82, 103, 62, 96, 72, + 96, 67, 101, 73, 107, 72, 113, 55, 118, 52, 125, 52, 118, 52, + 117, 55, 135, 49, 137, 39, 157, 32, 145, 29, 97, 33, 77, 40 + } + } +}; + +const uint8_t ff_celt_static_alloc[11][21] = { /* 1/32 bit/sample */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 90, 80, 75, 69, 63, 56, 49, 40, 34, 29, 20, 18, 10, 0, 0, 0, 0, 0, 0, 0, 0 }, + { 110, 100, 90, 84, 78, 71, 65, 58, 51, 45, 39, 32, 26, 20, 12, 0, 0, 0, 0, 0, 0 }, + { 118, 110, 103, 93, 86, 80, 75, 70, 65, 59, 53, 47, 40, 31, 23, 15, 4, 0, 0, 0, 0 }, + { 126, 119, 112, 104, 95, 89, 83, 78, 72, 66, 60, 54, 47, 39, 32, 25, 17, 12, 1, 0, 0 }, + { 134, 127, 120, 114, 103, 97, 91, 85, 78, 72, 66, 60, 54, 47, 41, 35, 29, 23, 16, 10, 1 }, + { 144, 137, 130, 124, 113, 107, 101, 95, 88, 82, 76, 70, 64, 57, 51, 45, 39, 33, 26, 15, 1 }, + { 152, 145, 138, 132, 123, 117, 111, 105, 98, 92, 86, 80, 74, 67, 61, 55, 49, 43, 36, 20, 1 }, + { 162, 155, 148, 142, 133, 127, 121, 115, 108, 102, 96, 90, 84, 77, 71, 65, 59, 53, 46, 30, 1 }, + { 172, 165, 158, 152, 143, 137, 131, 125, 118, 112, 106, 100, 94, 87, 81, 75, 69, 63, 56, 45, 20 }, + { 200, 200, 200, 200, 200, 200, 200, 200, 198, 193, 188, 183, 178, 173, 168, 163, 158, 153, 148, 129, 104 } +}; + +const uint8_t ff_celt_static_caps[4][2][21] = { + { // 120-sample + {224, 224, 224, 224, 224, 224, 224, 224, 160, 160, + 160, 160, 185, 185, 185, 178, 178, 168, 134, 61, 37}, + {224, 224, 224, 224, 224, 224, 224, 224, 240, 240, + 240, 240, 207, 207, 207, 198, 198, 183, 144, 66, 40}, + }, { // 240-sample + {160, 160, 160, 160, 160, 160, 160, 160, 185, 185, + 185, 185, 193, 193, 193, 183, 183, 172, 138, 64, 38}, + {240, 240, 240, 240, 240, 240, 240, 240, 207, 207, + 207, 207, 204, 204, 204, 193, 193, 180, 143, 66, 40}, + }, { // 480-sample + {185, 185, 185, 185, 185, 185, 185, 185, 193, 193, + 193, 193, 193, 193, 193, 183, 183, 172, 138, 65, 39}, + {207, 207, 207, 207, 207, 207, 207, 207, 204, 204, + 204, 204, 201, 201, 201, 188, 188, 176, 141, 66, 40}, + }, { // 960-sample + {193, 193, 193, 193, 193, 193, 193, 193, 193, 193, + 193, 193, 194, 194, 194, 184, 184, 173, 139, 65, 39}, + {204, 204, 204, 204, 204, 204, 204, 204, 201, 201, + 201, 201, 198, 198, 198, 187, 187, 175, 140, 66, 40} + } +}; + +const uint8_t ff_celt_cache_bits[392] = { + 40, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 40, 15, 23, 28, + 31, 34, 36, 38, 39, 41, 42, 43, 44, 45, 46, 47, 47, 49, 50, + 51, 52, 53, 54, 55, 55, 57, 58, 59, 60, 61, 62, 63, 63, 65, + 66, 67, 68, 69, 70, 71, 71, 40, 20, 33, 41, 48, 53, 57, 61, + 64, 66, 69, 71, 73, 75, 76, 78, 80, 82, 85, 87, 89, 91, 92, + 94, 96, 98, 101, 103, 105, 107, 108, 110, 112, 114, 117, 119, 121, 123, + 124, 126, 128, 40, 23, 39, 51, 60, 67, 73, 79, 83, 87, 91, 94, + 97, 100, 102, 105, 107, 111, 115, 118, 121, 124, 126, 129, 131, 135, 139, + 142, 145, 148, 150, 153, 155, 159, 163, 166, 169, 172, 174, 177, 179, 35, + 28, 49, 65, 78, 89, 99, 107, 114, 120, 126, 132, 136, 141, 145, 149, + 153, 159, 165, 171, 176, 180, 185, 189, 192, 199, 205, 211, 216, 220, 225, + 229, 232, 239, 245, 251, 21, 33, 58, 79, 97, 112, 125, 137, 148, 157, + 166, 174, 182, 189, 195, 201, 207, 217, 227, 235, 243, 251, 17, 35, 63, + 86, 106, 123, 139, 152, 165, 177, 187, 197, 206, 214, 222, 230, 237, 250, + 25, 31, 55, 75, 91, 105, 117, 128, 138, 146, 154, 161, 168, 174, 180, + 185, 190, 200, 208, 215, 222, 229, 235, 240, 245, 255, 16, 36, 65, 89, + 110, 128, 144, 159, 173, 185, 196, 207, 217, 226, 234, 242, 250, 11, 41, + 74, 103, 128, 151, 172, 191, 209, 225, 241, 255, 9, 43, 79, 110, 138, + 163, 186, 207, 227, 246, 12, 39, 71, 99, 123, 144, 164, 182, 198, 214, + 228, 241, 253, 9, 44, 81, 113, 142, 168, 192, 214, 235, 255, 7, 49, + 90, 127, 160, 191, 220, 247, 6, 51, 95, 134, 170, 203, 234, 7, 47, + 87, 123, 155, 184, 212, 237, 6, 52, 97, 137, 174, 208, 240, 5, 57, + 106, 151, 192, 231, 5, 59, 111, 158, 202, 243, 5, 55, 103, 147, 187, + 224, 5, 60, 113, 161, 206, 248, 4, 65, 122, 175, 224, 4, 67, 127, + 182, 234 +}; + +const int16_t ff_celt_cache_index[105] = { + -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, 41, 41, 41, + 82, 82, 123, 164, 200, 222, 0, 0, 0, 0, 0, 0, 0, 0, 41, + 41, 41, 41, 123, 123, 123, 164, 164, 240, 266, 283, 295, 41, 41, 41, + 41, 41, 41, 41, 41, 123, 123, 123, 123, 240, 240, 240, 266, 266, 305, + 318, 328, 336, 123, 123, 123, 123, 123, 123, 123, 123, 240, 240, 240, 240, + 305, 305, 305, 318, 318, 343, 351, 358, 364, 240, 240, 240, 240, 240, 240, + 240, 240, 305, 305, 305, 305, 343, 343, 343, 351, 351, 370, 376, 382, 387, +}; + +const uint8_t ff_celt_log2_frac[] = { + 0, 8, 13, 16, 19, 21, 23, 24, 26, 27, 28, 29, 30, 31, 32, 32, 33, 34, 34, 35, 36, 36, 37, 37 +}; + +const uint8_t ff_celt_bit_interleave[] = { + 0, 1, 1, 1, 2, 3, 3, 3, 2, 3, 3, 3, 2, 3, 3, 3 +}; + +const uint8_t ff_celt_bit_deinterleave[] = { + 0x00, 0x03, 0x0C, 0x0F, 0x30, 0x33, 0x3C, 0x3F, + 0xC0, 0xC3, 0xCC, 0xCF, 0xF0, 0xF3, 0xFC, 0xFF +}; + +const uint8_t ff_celt_hadamard_ordery[] = { + 1, 0, + 3, 0, 2, 1, + 7, 0, 4, 3, 6, 1, 5, 2, + 15, 0, 8, 7, 12, 3, 11, 4, 14, 1, 9, 6, 13, 2, 10, 5 +}; + +const uint16_t ff_celt_qn_exp2[] = { + 16384, 17866, 19483, 21247, 23170, 25267, 27554, 30048 +}; + +const uint32_t ff_celt_pvq_u[1272] = { + /* N = 0, K = 0...176 */ + 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + /* N = 1, K = 1...176 */ + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + /* N = 2, K = 2...176 */ + 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, + 43, 45, 47, 49, 51, 53, 55, 57, 59, 61, 63, 65, 67, 69, 71, 73, 75, 77, 79, + 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 111, 113, + 115, 117, 119, 121, 123, 125, 127, 129, 131, 133, 135, 137, 139, 141, 143, + 145, 147, 149, 151, 153, 155, 157, 159, 161, 163, 165, 167, 169, 171, 173, + 175, 177, 179, 181, 183, 185, 187, 189, 191, 193, 195, 197, 199, 201, 203, + 205, 207, 209, 211, 213, 215, 217, 219, 221, 223, 225, 227, 229, 231, 233, + 235, 237, 239, 241, 243, 245, 247, 249, 251, 253, 255, 257, 259, 261, 263, + 265, 267, 269, 271, 273, 275, 277, 279, 281, 283, 285, 287, 289, 291, 293, + 295, 297, 299, 301, 303, 305, 307, 309, 311, 313, 315, 317, 319, 321, 323, + 325, 327, 329, 331, 333, 335, 337, 339, 341, 343, 345, 347, 349, 351, + /* N = 3, K = 3...176 */ + 13, 25, 41, 61, 85, 113, 145, 181, 221, 265, 313, 365, 421, 481, 545, 613, + 685, 761, 841, 925, 1013, 1105, 1201, 1301, 1405, 1513, 1625, 1741, 1861, + 1985, 2113, 2245, 2381, 2521, 2665, 2813, 2965, 3121, 3281, 3445, 3613, 3785, + 3961, 4141, 4325, 4513, 4705, 4901, 5101, 5305, 5513, 5725, 5941, 6161, 6385, + 6613, 6845, 7081, 7321, 7565, 7813, 8065, 8321, 8581, 8845, 9113, 9385, 9661, + 9941, 10225, 10513, 10805, 11101, 11401, 11705, 12013, 12325, 12641, 12961, + 13285, 13613, 13945, 14281, 14621, 14965, 15313, 15665, 16021, 16381, 16745, + 17113, 17485, 17861, 18241, 18625, 19013, 19405, 19801, 20201, 20605, 21013, + 21425, 21841, 22261, 22685, 23113, 23545, 23981, 24421, 24865, 25313, 25765, + 26221, 26681, 27145, 27613, 28085, 28561, 29041, 29525, 30013, 30505, 31001, + 31501, 32005, 32513, 33025, 33541, 34061, 34585, 35113, 35645, 36181, 36721, + 37265, 37813, 38365, 38921, 39481, 40045, 40613, 41185, 41761, 42341, 42925, + 43513, 44105, 44701, 45301, 45905, 46513, 47125, 47741, 48361, 48985, 49613, + 50245, 50881, 51521, 52165, 52813, 53465, 54121, 54781, 55445, 56113, 56785, + 57461, 58141, 58825, 59513, 60205, 60901, 61601, + /* N = 4, K = 4...176 */ + 63, 129, 231, 377, 575, 833, 1159, 1561, 2047, 2625, 3303, 4089, 4991, 6017, + 7175, 8473, 9919, 11521, 13287, 15225, 17343, 19649, 22151, 24857, 27775, + 30913, 34279, 37881, 41727, 45825, 50183, 54809, 59711, 64897, 70375, 76153, + 82239, 88641, 95367, 102425, 109823, 117569, 125671, 134137, 142975, 152193, + 161799, 171801, 182207, 193025, 204263, 215929, 228031, 240577, 253575, + 267033, 280959, 295361, 310247, 325625, 341503, 357889, 374791, 392217, + 410175, 428673, 447719, 467321, 487487, 508225, 529543, 551449, 573951, + 597057, 620775, 645113, 670079, 695681, 721927, 748825, 776383, 804609, + 833511, 863097, 893375, 924353, 956039, 988441, 1021567, 1055425, 1090023, + 1125369, 1161471, 1198337, 1235975, 1274393, 1313599, 1353601, 1394407, + 1436025, 1478463, 1521729, 1565831, 1610777, 1656575, 1703233, 1750759, + 1799161, 1848447, 1898625, 1949703, 2001689, 2054591, 2108417, 2163175, + 2218873, 2275519, 2333121, 2391687, 2451225, 2511743, 2573249, 2635751, + 2699257, 2763775, 2829313, 2895879, 2963481, 3032127, 3101825, 3172583, + 3244409, 3317311, 3391297, 3466375, 3542553, 3619839, 3698241, 3777767, + 3858425, 3940223, 4023169, 4107271, 4192537, 4278975, 4366593, 4455399, + 4545401, 4636607, 4729025, 4822663, 4917529, 5013631, 5110977, 5209575, + 5309433, 5410559, 5512961, 5616647, 5721625, 5827903, 5935489, 6044391, + 6154617, 6266175, 6379073, 6493319, 6608921, 6725887, 6844225, 6963943, + 7085049, 7207551, + /* N = 5, K = 5...176 */ + 321, 681, 1289, 2241, 3649, 5641, 8361, 11969, 16641, 22569, 29961, 39041, + 50049, 63241, 78889, 97281, 118721, 143529, 172041, 204609, 241601, 283401, + 330409, 383041, 441729, 506921, 579081, 658689, 746241, 842249, 947241, + 1061761, 1186369, 1321641, 1468169, 1626561, 1797441, 1981449, 2179241, + 2391489, 2618881, 2862121, 3121929, 3399041, 3694209, 4008201, 4341801, + 4695809, 5071041, 5468329, 5888521, 6332481, 6801089, 7295241, 7815849, + 8363841, 8940161, 9545769, 10181641, 10848769, 11548161, 12280841, 13047849, + 13850241, 14689089, 15565481, 16480521, 17435329, 18431041, 19468809, + 20549801, 21675201, 22846209, 24064041, 25329929, 26645121, 28010881, + 29428489, 30899241, 32424449, 34005441, 35643561, 37340169, 39096641, + 40914369, 42794761, 44739241, 46749249, 48826241, 50971689, 53187081, + 55473921, 57833729, 60268041, 62778409, 65366401, 68033601, 70781609, + 73612041, 76526529, 79526721, 82614281, 85790889, 89058241, 92418049, + 95872041, 99421961, 103069569, 106816641, 110664969, 114616361, 118672641, + 122835649, 127107241, 131489289, 135983681, 140592321, 145317129, 150160041, + 155123009, 160208001, 165417001, 170752009, 176215041, 181808129, 187533321, + 193392681, 199388289, 205522241, 211796649, 218213641, 224775361, 231483969, + 238341641, 245350569, 252512961, 259831041, 267307049, 274943241, 282741889, + 290705281, 298835721, 307135529, 315607041, 324252609, 333074601, 342075401, + 351257409, 360623041, 370174729, 379914921, 389846081, 399970689, 410291241, + 420810249, 431530241, 442453761, 453583369, 464921641, 476471169, 488234561, + 500214441, 512413449, 524834241, 537479489, 550351881, 563454121, 576788929, + 590359041, 604167209, 618216201, 632508801, + /* N = 6, K = 6...96 (technically V(109,5) fits in 32 bits, but that can't be + achieved by splitting an Opus band) */ + 1683, 3653, 7183, 13073, 22363, 36365, 56695, 85305, 124515, 177045, 246047, + 335137, 448427, 590557, 766727, 982729, 1244979, 1560549, 1937199, 2383409, + 2908411, 3522221, 4235671, 5060441, 6009091, 7095093, 8332863, 9737793, + 11326283, 13115773, 15124775, 17372905, 19880915, 22670725, 25765455, + 29189457, 32968347, 37129037, 41699767, 46710137, 52191139, 58175189, + 64696159, 71789409, 79491819, 87841821, 96879431, 106646281, 117185651, + 128542501, 140763503, 153897073, 167993403, 183104493, 199284183, 216588185, + 235074115, 254801525, 275831935, 298228865, 322057867, 347386557, 374284647, + 402823977, 433078547, 465124549, 499040399, 534906769, 572806619, 612825229, + 655050231, 699571641, 746481891, 795875861, 847850911, 902506913, 959946283, + 1020274013, 1083597703, 1150027593, 1219676595, 1292660325, 1369097135, + 1449108145, 1532817275, 1620351277, 1711839767, 1807415257, 1907213187, + 2011371957, 2120032959, + /* N = 7, K = 7...54 (technically V(60,6) fits in 32 bits, but that can't be + achieved by splitting an Opus band) */ + 8989, 19825, 40081, 75517, 134245, 227305, 369305, 579125, 880685, 1303777, + 1884961, 2668525, 3707509, 5064793, 6814249, 9041957, 11847485, 15345233, + 19665841, 24957661, 31388293, 39146185, 48442297, 59511829, 72616013, + 88043969, 106114625, 127178701, 151620757, 179861305, 212358985, 249612805, + 292164445, 340600625, 395555537, 457713341, 527810725, 606639529, 695049433, + 793950709, 904317037, 1027188385, 1163673953, 1314955181, 1482288821, + 1667010073, 1870535785, 2094367717, + /* N = 8, K = 8...37 (technically V(40,7) fits in 32 bits, but that can't be + achieved by splitting an Opus band) */ + 48639, 108545, 224143, 433905, 795455, 1392065, 2340495, 3800305, 5984767, + 9173505, 13726991, 20103025, 28875327, 40754369, 56610575, 77500017, + 104692735, 139703809, 184327311, 240673265, 311207743, 398796225, 506750351, + 638878193, 799538175, 993696769, 1226990095, 1505789553, 1837271615, + 2229491905, + /* N = 9, K = 9...28 (technically V(29,8) fits in 32 bits, but that can't be + achieved by splitting an Opus band) */ + 265729, 598417, 1256465, 2485825, 4673345, 8405905, 14546705, 24331777, + 39490049, 62390545, 96220561, 145198913, 214828609, 312193553, 446304145, + 628496897, 872893441, 1196924561, 1621925137, 2173806145, + /* N = 10, K = 10...24 */ + 1462563, 3317445, 7059735, 14218905, 27298155, 50250765, 89129247, 152951073, + 254831667, 413442773, 654862247, 1014889769, 1541911931, 2300409629, + 3375210671, + /* N = 11, K = 11...19 (technically V(20,10) fits in 32 bits, but that can't be + achieved by splitting an Opus band) */ + 8097453, 18474633, 39753273, 81270333, 158819253, 298199265, 540279585, + 948062325, 1616336765, + /* N = 12, K = 12...18 */ + 45046719, 103274625, 224298231, 464387817, 921406335, 1759885185, + 3248227095, + /* N = 13, K = 13...16 */ + 251595969, 579168825, 1267854873, 2653649025, + /* N = 14, K = 14 */ + 1409933619 +}; + +DECLARE_ALIGNED(32, const float, ff_celt_window)[120] = { + 6.7286966e-05f, 0.00060551348f, 0.0016815970f, 0.0032947962f, 0.0054439943f, + 0.0081276923f, 0.011344001f, 0.015090633f, 0.019364886f, 0.024163635f, + 0.029483315f, 0.035319905f, 0.041668911f, 0.048525347f, 0.055883718f, + 0.063737999f, 0.072081616f, 0.080907428f, 0.090207705f, 0.099974111f, + 0.11019769f, 0.12086883f, 0.13197729f, 0.14351214f, 0.15546177f, + 0.16781389f, 0.18055550f, 0.19367290f, 0.20715171f, 0.22097682f, + 0.23513243f, 0.24960208f, 0.26436860f, 0.27941419f, 0.29472040f, + 0.31026818f, 0.32603788f, 0.34200931f, 0.35816177f, 0.37447407f, + 0.39092462f, 0.40749142f, 0.42415215f, 0.44088423f, 0.45766484f, + 0.47447104f, 0.49127978f, 0.50806798f, 0.52481261f, 0.54149077f, + 0.55807973f, 0.57455701f, 0.59090049f, 0.60708841f, 0.62309951f, + 0.63891306f, 0.65450896f, 0.66986776f, 0.68497077f, 0.69980010f, + 0.71433873f, 0.72857055f, 0.74248043f, 0.75605424f, 0.76927895f, + 0.78214257f, 0.79463430f, 0.80674445f, 0.81846456f, 0.82978733f, + 0.84070669f, 0.85121779f, 0.86131698f, 0.87100183f, 0.88027111f, + 0.88912479f, 0.89756398f, 0.90559094f, 0.91320904f, 0.92042270f, + 0.92723738f, 0.93365955f, 0.93969656f, 0.94535671f, 0.95064907f, + 0.95558353f, 0.96017067f, 0.96442171f, 0.96834849f, 0.97196334f, + 0.97527906f, 0.97830883f, 0.98106616f, 0.98356480f, 0.98581869f, + 0.98784191f, 0.98964856f, 0.99125274f, 0.99266849f, 0.99390969f, + 0.99499004f, 0.99592297f, 0.99672162f, 0.99739874f, 0.99796667f, + 0.99843728f, 0.99882195f, 0.99913147f, 0.99937606f, 0.99956527f, + 0.99970802f, 0.99981248f, 0.99988613f, 0.99993565f, 0.99996697f, + 0.99998518f, 0.99999457f, 0.99999859f, 0.99999982f, 1.0000000f, +}; + +/* square of the window, used for the postfilter */ +const float ff_celt_window2[120] = { + 4.5275357e-09f, 3.66647e-07f, 2.82777e-06f, 1.08557e-05f, 2.96371e-05f, 6.60594e-05f, + 0.000128686f, 0.000227727f, 0.000374999f, 0.000583881f, 0.000869266f, 0.0012475f, + 0.0017363f, 0.00235471f, 0.00312299f, 0.00406253f, 0.00519576f, 0.00654601f, + 0.00813743f, 0.00999482f, 0.0121435f, 0.0146093f, 0.017418f, 0.0205957f, 0.0241684f, + 0.0281615f, 0.0326003f, 0.0375092f, 0.0429118f, 0.0488308f, 0.0552873f, 0.0623012f, + 0.0698908f, 0.0780723f, 0.0868601f, 0.0962664f, 0.106301f, 0.11697f, 0.12828f, + 0.140231f, 0.152822f, 0.166049f, 0.179905f, 0.194379f, 0.209457f, 0.225123f, 0.241356f, + 0.258133f, 0.275428f, 0.293212f, 0.311453f, 0.330116f, 0.349163f, 0.368556f, 0.388253f, + 0.40821f, 0.428382f, 0.448723f, 0.469185f, 0.48972f, 0.51028f, 0.530815f, 0.551277f, + 0.571618f, 0.59179f, 0.611747f, 0.631444f, 0.650837f, 0.669884f, 0.688547f, 0.706788f, + 0.724572f, 0.741867f, 0.758644f, 0.774877f, 0.790543f, 0.805621f, 0.820095f, 0.833951f, + 0.847178f, 0.859769f, 0.87172f, 0.88303f, 0.893699f, 0.903734f, 0.91314f, 0.921928f, + 0.930109f, 0.937699f, 0.944713f, 0.951169f, 0.957088f, 0.962491f, 0.9674f, 0.971838f, + 0.975832f, 0.979404f, 0.982582f, 0.985391f, 0.987857f, 0.990005f, 0.991863f, 0.993454f, + 0.994804f, 0.995937f, 0.996877f, 0.997645f, 0.998264f, 0.998753f, 0.999131f, 0.999416f, + 0.999625f, 0.999772f, 0.999871f, 0.999934f, 0.99997f, 0.999989f, 0.999997f, 0.99999964f, 1.0f, +}; + +const uint32_t * const ff_celt_pvq_u_row[15] = { + ff_celt_pvq_u + 0, ff_celt_pvq_u + 176, ff_celt_pvq_u + 351, + ff_celt_pvq_u + 525, ff_celt_pvq_u + 698, ff_celt_pvq_u + 870, + ff_celt_pvq_u + 1041, ff_celt_pvq_u + 1131, ff_celt_pvq_u + 1178, + ff_celt_pvq_u + 1207, ff_celt_pvq_u + 1226, ff_celt_pvq_u + 1240, + ff_celt_pvq_u + 1248, ff_celt_pvq_u + 1254, ff_celt_pvq_u + 1257 +}; + diff --git a/libavcodec/opustab.h b/libavcodec/opustab.h new file mode 100644 index 0000000..e6527c0 --- /dev/null +++ b/libavcodec/opustab.h @@ -0,0 +1,156 @@ +/* + * Copyright (c) 2012 Andrew D'Addesio + * Copyright (c) 2013-2014 Mozilla Corporation + * Copyright (c) 2016 Rostislav Pehlivanov + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVCODEC_OPUSTAB_H +#define AVCODEC_OPUSTAB_H + +#include "libavutil/mem.h" + +#include + +extern const uint16_t ff_silk_model_stereo_s1[]; +extern const uint16_t ff_silk_model_stereo_s2[]; +extern const uint16_t ff_silk_model_stereo_s3[]; +extern const uint16_t ff_silk_model_mid_only[]; + +extern const uint16_t ff_silk_model_frame_type_inactive[]; +extern const uint16_t ff_silk_model_frame_type_active[]; + +extern const uint16_t ff_silk_model_gain_highbits[3][9]; +extern const uint16_t ff_silk_model_gain_lowbits[]; +extern const uint16_t ff_silk_model_gain_delta[]; + +extern const uint16_t ff_silk_model_lsf_s1[2][2][33]; +extern const uint16_t ff_silk_model_lsf_s2[32][10]; +extern const uint16_t ff_silk_model_lsf_s2_ext[]; +extern const uint16_t ff_silk_model_lsf_interpolation_offset[]; + +extern const uint16_t ff_silk_model_pitch_highbits[]; +extern const uint16_t ff_silk_model_pitch_lowbits_nb[]; +extern const uint16_t ff_silk_model_pitch_lowbits_mb[]; +extern const uint16_t ff_silk_model_pitch_lowbits_wb[]; +extern const uint16_t ff_silk_model_pitch_delta[]; +extern const uint16_t ff_silk_model_pitch_contour_nb10ms[]; +extern const uint16_t ff_silk_model_pitch_contour_nb20ms[]; +extern const uint16_t ff_silk_model_pitch_contour_mbwb10ms[]; +extern const uint16_t ff_silk_model_pitch_contour_mbwb20ms[]; + +extern const uint16_t ff_silk_model_ltp_filter[]; +extern const uint16_t ff_silk_model_ltp_filter0_sel[]; +extern const uint16_t ff_silk_model_ltp_filter1_sel[]; +extern const uint16_t ff_silk_model_ltp_filter2_sel[]; +extern const uint16_t ff_silk_model_ltp_scale_index[]; + +extern const uint16_t ff_silk_model_lcg_seed[]; + +extern const uint16_t ff_silk_model_exc_rate[2][10]; + +extern const uint16_t ff_silk_model_pulse_count[11][19]; +extern const uint16_t ff_silk_model_pulse_location[4][168]; + +extern const uint16_t ff_silk_model_excitation_lsb[]; +extern const uint16_t ff_silk_model_excitation_sign[3][2][7][3]; + +extern const int16_t ff_silk_stereo_weights[]; + +extern const uint8_t ff_silk_lsf_s2_model_sel_nbmb[32][10]; +extern const uint8_t ff_silk_lsf_s2_model_sel_wb[32][16]; + +extern const uint8_t ff_silk_lsf_pred_weights_nbmb[2][9]; +extern const uint8_t ff_silk_lsf_pred_weights_wb[2][15]; + +extern const uint8_t ff_silk_lsf_weight_sel_nbmb[32][9]; +extern const uint8_t ff_silk_lsf_weight_sel_wb[32][15]; + +extern const uint8_t ff_silk_lsf_codebook_nbmb[32][10]; +extern const uint8_t ff_silk_lsf_codebook_wb[32][16]; + +extern const uint16_t ff_silk_lsf_min_spacing_nbmb[]; +extern const uint16_t ff_silk_lsf_min_spacing_wb[]; + +extern const uint8_t ff_silk_lsf_ordering_nbmb[]; +extern const uint8_t ff_silk_lsf_ordering_wb[]; + +extern const int16_t ff_silk_cosine[]; + +extern const uint16_t ff_silk_pitch_scale[]; +extern const uint16_t ff_silk_pitch_min_lag[]; +extern const uint16_t ff_silk_pitch_max_lag[]; + +extern const int8_t ff_silk_pitch_offset_nb10ms[3][2]; +extern const int8_t ff_silk_pitch_offset_nb20ms[11][4]; +extern const int8_t ff_silk_pitch_offset_mbwb10ms[12][2]; +extern const int8_t ff_silk_pitch_offset_mbwb20ms[34][4]; + +extern const int8_t ff_silk_ltp_filter0_taps[8][5]; +extern const int8_t ff_silk_ltp_filter1_taps[16][5]; +extern const int8_t ff_silk_ltp_filter2_taps[32][5]; + +extern const uint16_t ff_silk_ltp_scale_factor[]; + +extern const uint8_t ff_silk_shell_blocks[3][2]; + +extern const uint8_t ff_silk_quant_offset[2][2]; + +extern const int ff_silk_stereo_interp_len[3]; + +extern const uint16_t ff_celt_model_tapset[]; +extern const uint16_t ff_celt_model_spread[]; +extern const uint16_t ff_celt_model_alloc_trim[]; +extern const uint16_t ff_celt_model_energy_small[]; + +extern const uint8_t ff_celt_freq_bands[]; +extern const uint8_t ff_celt_freq_range[]; +extern const uint8_t ff_celt_log_freq_range[]; + +extern const int8_t ff_celt_tf_select[4][2][2][2]; + +extern const float ff_celt_mean_energy[]; + +extern const float ff_celt_alpha_coef[]; +extern const float ff_celt_beta_coef[]; + +extern const uint8_t ff_celt_coarse_energy_dist[4][2][42]; + +extern const uint8_t ff_celt_static_alloc[11][21]; +extern const uint8_t ff_celt_static_caps[4][2][21]; + +extern const uint8_t ff_celt_cache_bits[392]; +extern const int16_t ff_celt_cache_index[105]; + +extern const uint8_t ff_celt_log2_frac[]; + +extern const uint8_t ff_celt_bit_interleave[]; +extern const uint8_t ff_celt_bit_deinterleave[]; + +extern const uint8_t ff_celt_hadamard_ordery[]; + +extern const uint16_t ff_celt_qn_exp2[]; +extern const uint32_t ff_celt_pvq_u[1272]; + +extern const float ff_celt_window2[120]; + +DECLARE_ALIGNED(32, extern const float, ff_celt_window)[120]; + +extern const uint32_t * const ff_celt_pvq_u_row[15]; + +#endif /* AVCODEC_OPUSTAB_H */