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https://github.com/signalwire/freeswitch.git
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update speex to 1.2rc1
git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11979 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris
@@ -43,28 +43,23 @@
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#include "sb_celp.h"
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#include "nb_celp.h"
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#include "vbr.h"
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#include "misc.h"
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#include "arch.h"
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#include <math.h>
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#ifndef NULL
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#define NULL 0
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#endif
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#define MAX_IN_SAMPLES 640
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const SpeexMode * const speex_mode_list[SPEEX_NB_MODES] = {&speex_nb_mode, &speex_wb_mode, &speex_uwb_mode};
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/* Extern declarations for all codebooks we use here */
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extern const signed char gain_cdbk_nb[];
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extern const signed char gain_cdbk_lbr[];
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extern const signed char hexc_table[];
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extern const signed char exc_5_256_table[];
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extern const signed char exc_5_64_table[];
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extern const signed char exc_8_128_table[];
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extern const signed char exc_10_32_table[];
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extern const signed char exc_10_16_table[];
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extern const signed char exc_20_32_table[];
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extern const signed char hexc_10_32_table[];
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/* Parameters for Long-Term Prediction (LTP)*/
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@@ -150,28 +145,7 @@ static const split_cb_params split_cb_sb = {
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0,
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};
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#ifndef DISABLE_WIDEBAND
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/* Split-VQ innovation for high-band wideband */
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static const split_cb_params split_cb_high = {
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8, /*subvect_size*/
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5, /*nb_subvect*/
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hexc_table, /*shape_cb*/
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7, /*shape_bits*/
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1,
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};
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/* Split-VQ innovation for high-band wideband */
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static const split_cb_params split_cb_high_lbr = {
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10, /*subvect_size*/
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4, /*nb_subvect*/
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hexc_10_32_table, /*shape_cb*/
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5, /*shape_bits*/
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0,
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};
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#endif
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/* 2150 bps "vocoder-like" mode for comfort noise */
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static const SpeexSubmode nb_submode1 = {
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@@ -354,11 +328,7 @@ static const SpeexNBMode nb_mode = {
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#else
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0.9, 0.6, /* gamma1, gamma2 */
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#endif
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.012, /*lag_factor*/
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QCONST16(.0002,15), /*lpc_floor*/
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#ifdef EPIC_48K
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0,
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#endif
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{NULL, &nb_submode1, &nb_submode2, &nb_submode3, &nb_submode4, &nb_submode5, &nb_submode6, &nb_submode7,
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&nb_submode8, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
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5,
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@@ -367,7 +337,7 @@ static const SpeexNBMode nb_mode = {
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/* Default mode for narrowband */
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const SpeexMode speex_nb_mode = {
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EXPORT const SpeexMode speex_nb_mode = {
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&nb_mode,
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nb_mode_query,
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"narrowband",
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@@ -384,290 +354,13 @@ const SpeexMode speex_nb_mode = {
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};
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/* Wideband part */
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static const SpeexSubmode wb_submode1 = {
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0,
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0,
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1,
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0,
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/*LSP quantization*/
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lsp_quant_high,
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lsp_unquant_high,
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/*Pitch quantization*/
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NULL,
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NULL,
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NULL,
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/*No innovation quantization*/
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NULL,
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NULL,
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NULL,
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-1,
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36
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};
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static const SpeexSubmode wb_submode2 = {
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0,
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0,
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1,
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0,
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/*LSP quantization*/
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lsp_quant_high,
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lsp_unquant_high,
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/*Pitch quantization*/
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NULL,
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NULL,
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NULL,
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/*Innovation quantization*/
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split_cb_search_shape_sign,
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split_cb_shape_sign_unquant,
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#ifdef DISABLE_WIDEBAND
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NULL,
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#else
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&split_cb_high_lbr,
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#endif
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-1,
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112
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};
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static const SpeexSubmode wb_submode3 = {
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0,
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0,
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1,
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0,
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/*LSP quantization*/
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lsp_quant_high,
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lsp_unquant_high,
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/*Pitch quantization*/
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NULL,
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NULL,
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NULL,
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/*Innovation quantization*/
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split_cb_search_shape_sign,
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split_cb_shape_sign_unquant,
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#ifdef DISABLE_WIDEBAND
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NULL,
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#else
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&split_cb_high,
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#endif
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-1,
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192
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};
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static const SpeexSubmode wb_submode4 = {
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0,
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0,
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1,
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1,
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/*LSP quantization*/
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lsp_quant_high,
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lsp_unquant_high,
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/*Pitch quantization*/
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NULL,
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NULL,
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NULL,
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/*Innovation quantization*/
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split_cb_search_shape_sign,
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split_cb_shape_sign_unquant,
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#ifdef DISABLE_WIDEBAND
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NULL,
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#else
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&split_cb_high,
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#endif
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-1,
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352
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};
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/* Split-band wideband CELP mode*/
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static const SpeexSBMode sb_wb_mode = {
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&speex_nb_mode,
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160, /*frameSize*/
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40, /*subframeSize*/
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8, /*lpcSize*/
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640, /*bufSize*/
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#ifdef FIXED_POINT
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29491, 19661, /* gamma1, gamma2 */
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#else
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0.9, 0.6, /* gamma1, gamma2 */
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#endif
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.012, /*lag_factor*/
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QCONST16(.0002,15), /*lpc_floor*/
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0.9,
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{NULL, &wb_submode1, &wb_submode2, &wb_submode3, &wb_submode4, NULL, NULL, NULL},
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3,
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{1, 8, 2, 3, 4, 5, 5, 6, 6, 7, 7},
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{1, 1, 1, 1, 1, 1, 2, 2, 3, 3, 4},
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vbr_hb_thresh,
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5
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};
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const SpeexMode speex_wb_mode = {
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&sb_wb_mode,
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wb_mode_query,
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"wideband (sub-band CELP)",
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1,
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4,
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&sb_encoder_init,
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&sb_encoder_destroy,
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&sb_encode,
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&sb_decoder_init,
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&sb_decoder_destroy,
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&sb_decode,
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&sb_encoder_ctl,
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&sb_decoder_ctl,
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};
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/* "Ultra-wideband" mode stuff */
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/* Split-band "ultra-wideband" (32 kbps) CELP mode*/
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static const SpeexSBMode sb_uwb_mode = {
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&speex_wb_mode,
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320, /*frameSize*/
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80, /*subframeSize*/
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8, /*lpcSize*/
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1280, /*bufSize*/
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#ifdef FIXED_POINT
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29491, 19661, /* gamma1, gamma2 */
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#else
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0.9, 0.6, /* gamma1, gamma2 */
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#endif
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.012, /*lag_factor*/
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QCONST16(.0002,15), /*lpc_floor*/
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0.7,
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{NULL, &wb_submode1, NULL, NULL, NULL, NULL, NULL, NULL},
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1,
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{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10},
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{0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1},
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vbr_uhb_thresh,
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2
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};
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const SpeexMode speex_uwb_mode = {
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&sb_uwb_mode,
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wb_mode_query,
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"ultra-wideband (sub-band CELP)",
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2,
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4,
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&sb_encoder_init,
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&sb_encoder_destroy,
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&sb_encode,
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&sb_decoder_init,
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&sb_decoder_destroy,
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&sb_decode,
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&sb_encoder_ctl,
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&sb_decoder_ctl,
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};
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#ifdef EPIC_48K
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extern const signed char gain_cdbk_ulbr[];
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extern const signed char exc_12_32_table[];
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/* Parameters for Long-Term Prediction (LTP)*/
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static const ltp_params ltp_params_48k = {
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gain_cdbk_ulbr,
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3,
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0
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};
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static const split_cb_params split_cb_nb_48k = {
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12, /*subvect_size*/
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4, /*nb_subvect*/
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exc_12_32_table, /*shape_cb*/
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5, /*shape_bits*/
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0,
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};
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/* 4.8 kbps very low bit-rate mode */
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static const SpeexSubmode nb_48k_submode = {
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0,
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0,
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0,
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0,
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/*LSP quantization*/
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lsp_quant_48k,
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lsp_unquant_48k,
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/*No pitch quantization*/
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pitch_search_3tap,
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pitch_unquant_3tap,
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<p_params_48k,
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/*Innovation quantization*/
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split_cb_search_shape_sign,
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split_cb_shape_sign_unquant,
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&split_cb_nb_48k,
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#ifdef FIXED_POINT
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22938, 16384, 11796, 18022,
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#else
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0.7, 0.5, .36, .55,
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#endif
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144
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};
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/* Special, non-standard 4.8 kbps mode */
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static const SpeexNBMode nb_48k_mode = {
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240, /*frameSize*/
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48, /*subframeSize*/
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10, /*lpcSize*/
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640, /*bufSize*/
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17, /*pitchStart*/
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144, /*pitchEnd*/
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0.9, /*gamma1*/
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0.6, /*gamma2*/
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.01, /*lag_factor*/
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QCONST16(.0003,15), /*lpc_floor*/
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1,
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{NULL, NULL, &nb_48k_submode, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL},
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2,
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{2,2,2,2,2,2,2,2,2,2,2}
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};
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/* Default mode for narrowband */
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const SpeexMode speex_nb_48k_mode = {
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&nb_48k_mode,
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nb_mode_query,
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"narrowband 4.8 kbps",
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1000,
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4,
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&nb_encoder_init,
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&nb_encoder_destroy,
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&nb_encode,
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&nb_decoder_init,
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&nb_decoder_destroy,
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&nb_decode,
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&nb_encoder_ctl,
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&nb_decoder_ctl,
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};
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#endif
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int speex_mode_query(const SpeexMode *mode, int request, void *ptr)
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EXPORT int speex_mode_query(const SpeexMode *mode, int request, void *ptr)
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{
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return mode->query(mode->mode, request, ptr);
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}
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const SpeexMode * speex_lib_get_mode (int mode)
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{
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#ifdef EPIC_48K
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if (mode == SPEEX_MODEID_NB_48K) return &speex_nb_48k_mode;
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#ifdef FIXED_DEBUG
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long long spx_mips=0;
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#endif
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if (mode < 0 || mode > SPEEX_NB_MODES) return NULL;
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return speex_mode_list[mode];
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}
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