diff options
Diffstat (limited to 'faad2/src/libfaad/sbr_dec.c')
| -rw-r--r-- | faad2/src/libfaad/sbr_dec.c | 690 |
1 files changed, 0 insertions, 690 deletions
diff --git a/faad2/src/libfaad/sbr_dec.c b/faad2/src/libfaad/sbr_dec.c deleted file mode 100644 index d21b097..0000000 --- a/faad2/src/libfaad/sbr_dec.c +++ /dev/null @@ -1,690 +0,0 @@ -/*
-** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding
-** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License as published by
-** the Free Software Foundation; either version 2 of the License, or
-** (at your option) any later version.
-**
-** This program 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 General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-**
-** Any non-GPL usage of this software or parts of this software is strictly
-** forbidden.
-**
-** The "appropriate copyright message" mentioned in section 2c of the GPLv2
-** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com"
-**
-** Commercial non-GPL licensing of this software is possible.
-** For more info contact Nero AG through Mpeg4AAClicense@nero.com.
-**
-** $Id: sbr_dec.c,v 1.44 2009/01/26 22:32:31 menno Exp $
-**/
-
-
-#include "common.h"
-#include "structs.h"
-
-#ifdef SBR_DEC
-
-#include <string.h>
-#include <stdlib.h>
-
-#include "syntax.h"
-#include "bits.h"
-#include "sbr_syntax.h"
-#include "sbr_qmf.h"
-#include "sbr_hfgen.h"
-#include "sbr_hfadj.h"
-
-
-/* static function declarations */
-static uint8_t sbr_save_prev_data(sbr_info *sbr, uint8_t ch);
-static void sbr_save_matrix(sbr_info *sbr, uint8_t ch);
-
-
-sbr_info *sbrDecodeInit(uint16_t framelength, uint8_t id_aac,
- uint32_t sample_rate, uint8_t downSampledSBR
-#ifdef DRM
- , uint8_t IsDRM
-#endif
- )
-{
- sbr_info *sbr = faad_malloc(sizeof(sbr_info));
- memset(sbr, 0, sizeof(sbr_info));
-
- /* save id of the parent element */
- sbr->id_aac = id_aac;
- sbr->sample_rate = sample_rate;
-
- sbr->bs_freq_scale = 2;
- sbr->bs_alter_scale = 1;
- sbr->bs_noise_bands = 2;
- sbr->bs_limiter_bands = 2;
- sbr->bs_limiter_gains = 2;
- sbr->bs_interpol_freq = 1;
- sbr->bs_smoothing_mode = 1;
- sbr->bs_start_freq = 5;
- sbr->bs_amp_res = 1;
- sbr->bs_samplerate_mode = 1;
- sbr->prevEnvIsShort[0] = -1;
- sbr->prevEnvIsShort[1] = -1;
- sbr->header_count = 0;
- sbr->Reset = 1;
-
-#ifdef DRM
- sbr->Is_DRM_SBR = IsDRM;
-#endif
- sbr->tHFGen = T_HFGEN;
- sbr->tHFAdj = T_HFADJ;
-
- sbr->bsco = 0;
- sbr->bsco_prev = 0;
- sbr->M_prev = 0;
- sbr->frame_len = framelength;
-
- /* force sbr reset */
- sbr->bs_start_freq_prev = -1;
-
- if (framelength == 960)
- {
- sbr->numTimeSlotsRate = RATE * NO_TIME_SLOTS_960;
- sbr->numTimeSlots = NO_TIME_SLOTS_960;
- } else {
- sbr->numTimeSlotsRate = RATE * NO_TIME_SLOTS;
- sbr->numTimeSlots = NO_TIME_SLOTS;
- }
-
- sbr->GQ_ringbuf_index[0] = 0;
- sbr->GQ_ringbuf_index[1] = 0;
-
- if (id_aac == ID_CPE)
- {
- /* stereo */
- uint8_t j;
- sbr->qmfa[0] = qmfa_init(32);
- sbr->qmfa[1] = qmfa_init(32);
- sbr->qmfs[0] = qmfs_init((downSampledSBR)?32:64);
- sbr->qmfs[1] = qmfs_init((downSampledSBR)?32:64);
-
- for (j = 0; j < 5; j++)
- {
- sbr->G_temp_prev[0][j] = faad_malloc(64*sizeof(real_t));
- sbr->G_temp_prev[1][j] = faad_malloc(64*sizeof(real_t));
- sbr->Q_temp_prev[0][j] = faad_malloc(64*sizeof(real_t));
- sbr->Q_temp_prev[1][j] = faad_malloc(64*sizeof(real_t));
- }
-
- memset(sbr->Xsbr[0], 0, (sbr->numTimeSlotsRate+sbr->tHFGen)*64 * sizeof(qmf_t));
- memset(sbr->Xsbr[1], 0, (sbr->numTimeSlotsRate+sbr->tHFGen)*64 * sizeof(qmf_t));
- } else {
- /* mono */
- uint8_t j;
- sbr->qmfa[0] = qmfa_init(32);
- sbr->qmfs[0] = qmfs_init((downSampledSBR)?32:64);
- sbr->qmfs[1] = NULL;
-
- for (j = 0; j < 5; j++)
- {
- sbr->G_temp_prev[0][j] = faad_malloc(64*sizeof(real_t));
- sbr->Q_temp_prev[0][j] = faad_malloc(64*sizeof(real_t));
- }
-
- memset(sbr->Xsbr[0], 0, (sbr->numTimeSlotsRate+sbr->tHFGen)*64 * sizeof(qmf_t));
- }
-
- return sbr;
-}
-
-void sbrDecodeEnd(sbr_info *sbr)
-{
- uint8_t j;
-
- if (sbr)
- {
- qmfa_end(sbr->qmfa[0]);
- qmfs_end(sbr->qmfs[0]);
- if (sbr->qmfs[1] != NULL)
- {
- qmfa_end(sbr->qmfa[1]);
- qmfs_end(sbr->qmfs[1]);
- }
-
- for (j = 0; j < 5; j++)
- {
- if (sbr->G_temp_prev[0][j]) faad_free(sbr->G_temp_prev[0][j]);
- if (sbr->Q_temp_prev[0][j]) faad_free(sbr->Q_temp_prev[0][j]);
- if (sbr->G_temp_prev[1][j]) faad_free(sbr->G_temp_prev[1][j]);
- if (sbr->Q_temp_prev[1][j]) faad_free(sbr->Q_temp_prev[1][j]);
- }
-
-#ifdef PS_DEC
- if (sbr->ps != NULL)
- ps_free(sbr->ps);
-#endif
-
-#ifdef DRM_PS
- if (sbr->drm_ps != NULL)
- drm_ps_free(sbr->drm_ps);
-#endif
-
- faad_free(sbr);
- }
-}
-
-void sbrReset(sbr_info *sbr)
-{
- uint8_t j;
- if (sbr->qmfa[0] != NULL)
- memset(sbr->qmfa[0]->x, 0, 2 * sbr->qmfa[0]->channels * 10 * sizeof(real_t));
- if (sbr->qmfa[1] != NULL)
- memset(sbr->qmfa[1]->x, 0, 2 * sbr->qmfa[1]->channels * 10 * sizeof(real_t));
- if (sbr->qmfs[0] != NULL)
- memset(sbr->qmfs[0]->v, 0, 2 * sbr->qmfs[0]->channels * 20 * sizeof(real_t));
- if (sbr->qmfs[1] != NULL)
- memset(sbr->qmfs[1]->v, 0, 2 * sbr->qmfs[1]->channels * 20 * sizeof(real_t));
-
- for (j = 0; j < 5; j++)
- {
- if (sbr->G_temp_prev[0][j] != NULL)
- memset(sbr->G_temp_prev[0][j], 0, 64*sizeof(real_t));
- if (sbr->G_temp_prev[1][j] != NULL)
- memset(sbr->G_temp_prev[1][j], 0, 64*sizeof(real_t));
- if (sbr->Q_temp_prev[0][j] != NULL)
- memset(sbr->Q_temp_prev[0][j], 0, 64*sizeof(real_t));
- if (sbr->Q_temp_prev[1][j] != NULL)
- memset(sbr->Q_temp_prev[1][j], 0, 64*sizeof(real_t));
- }
-
- memset(sbr->Xsbr[0], 0, (sbr->numTimeSlotsRate+sbr->tHFGen)*64 * sizeof(qmf_t));
- memset(sbr->Xsbr[1], 0, (sbr->numTimeSlotsRate+sbr->tHFGen)*64 * sizeof(qmf_t));
-
- sbr->GQ_ringbuf_index[0] = 0;
- sbr->GQ_ringbuf_index[1] = 0;
- sbr->header_count = 0;
- sbr->Reset = 1;
-
- sbr->L_E_prev[0] = 0;
- sbr->L_E_prev[1] = 0;
- sbr->bs_freq_scale = 2;
- sbr->bs_alter_scale = 1;
- sbr->bs_noise_bands = 2;
- sbr->bs_limiter_bands = 2;
- sbr->bs_limiter_gains = 2;
- sbr->bs_interpol_freq = 1;
- sbr->bs_smoothing_mode = 1;
- sbr->bs_start_freq = 5;
- sbr->bs_amp_res = 1;
- sbr->bs_samplerate_mode = 1;
- sbr->prevEnvIsShort[0] = -1;
- sbr->prevEnvIsShort[1] = -1;
- sbr->bsco = 0;
- sbr->bsco_prev = 0;
- sbr->M_prev = 0;
- sbr->bs_start_freq_prev = -1;
-
- sbr->f_prev[0] = 0;
- sbr->f_prev[1] = 0;
- for (j = 0; j < MAX_M; j++)
- {
- sbr->E_prev[0][j] = 0;
- sbr->Q_prev[0][j] = 0;
- sbr->E_prev[1][j] = 0;
- sbr->Q_prev[1][j] = 0;
- sbr->bs_add_harmonic_prev[0][j] = 0;
- sbr->bs_add_harmonic_prev[1][j] = 0;
- }
- sbr->bs_add_harmonic_flag_prev[0] = 0;
- sbr->bs_add_harmonic_flag_prev[1] = 0;
-}
-
-static uint8_t sbr_save_prev_data(sbr_info *sbr, uint8_t ch)
-{
- uint8_t i;
-
- /* save data for next frame */
- sbr->kx_prev = sbr->kx;
- sbr->M_prev = sbr->M;
- sbr->bsco_prev = sbr->bsco;
-
- sbr->L_E_prev[ch] = sbr->L_E[ch];
-
- /* sbr->L_E[ch] can become 0 on files with bit errors */
- if (sbr->L_E[ch] <= 0)
- return 19;
-
- sbr->f_prev[ch] = sbr->f[ch][sbr->L_E[ch] - 1];
- for (i = 0; i < MAX_M; i++)
- {
- sbr->E_prev[ch][i] = sbr->E[ch][i][sbr->L_E[ch] - 1];
- sbr->Q_prev[ch][i] = sbr->Q[ch][i][sbr->L_Q[ch] - 1];
- }
-
- for (i = 0; i < MAX_M; i++)
- {
- sbr->bs_add_harmonic_prev[ch][i] = sbr->bs_add_harmonic[ch][i];
- }
- sbr->bs_add_harmonic_flag_prev[ch] = sbr->bs_add_harmonic_flag[ch];
-
- if (sbr->l_A[ch] == sbr->L_E[ch])
- sbr->prevEnvIsShort[ch] = 0;
- else
- sbr->prevEnvIsShort[ch] = -1;
-
- return 0;
-}
-
-static void sbr_save_matrix(sbr_info *sbr, uint8_t ch)
-{
- uint8_t i;
-
- for (i = 0; i < sbr->tHFGen; i++)
- {
- memmove(sbr->Xsbr[ch][i], sbr->Xsbr[ch][i+sbr->numTimeSlotsRate], 64 * sizeof(qmf_t));
- }
- for (i = sbr->tHFGen; i < MAX_NTSRHFG; i++)
- {
- memset(sbr->Xsbr[ch][i], 0, 64 * sizeof(qmf_t));
- }
-}
-
-static uint8_t sbr_process_channel(sbr_info *sbr, real_t *channel_buf, qmf_t X[MAX_NTSR][64],
- uint8_t ch, uint8_t dont_process,
- const uint8_t downSampledSBR)
-{
- int16_t k, l;
- uint8_t ret = 0;
-
-#ifdef SBR_LOW_POWER
- ALIGN real_t deg[64];
-#endif
-
-#ifdef DRM
- if (sbr->Is_DRM_SBR)
- {
- sbr->bsco = max((int32_t)sbr->maxAACLine*32/(int32_t)sbr->frame_len - (int32_t)sbr->kx, 0);
- } else {
-#endif
- sbr->bsco = 0;
-#ifdef DRM
- }
-#endif
-
-
-//#define PRE_QMF_PRINT
-#ifdef PRE_QMF_PRINT
- {
- int i;
- for (i = 0; i < 1024; i++)
- {
- printf("%d\n", channel_buf[i]);
- }
- }
-#endif
-
-
- /* subband analysis */
- if (dont_process)
- sbr_qmf_analysis_32(sbr, sbr->qmfa[ch], channel_buf, sbr->Xsbr[ch], sbr->tHFGen, 32);
- else
- sbr_qmf_analysis_32(sbr, sbr->qmfa[ch], channel_buf, sbr->Xsbr[ch], sbr->tHFGen, sbr->kx);
-
- if (!dont_process)
- {
-#if 1
- /* insert high frequencies here */
- /* hf generation using patching */
- hf_generation(sbr, sbr->Xsbr[ch], sbr->Xsbr[ch]
-#ifdef SBR_LOW_POWER
- ,deg
-#endif
- ,ch);
-#endif
-
-#if 0 //def SBR_LOW_POWER
- for (l = sbr->t_E[ch][0]; l < sbr->t_E[ch][sbr->L_E[ch]]; l++)
- {
- for (k = 0; k < sbr->kx; k++)
- {
- QMF_RE(sbr->Xsbr[ch][sbr->tHFAdj + l][k]) = 0;
- }
- }
-#endif
-
-#if 1
- /* hf adjustment */
- ret = hf_adjustment(sbr, sbr->Xsbr[ch]
-#ifdef SBR_LOW_POWER
- ,deg
-#endif
- ,ch);
-#endif
- if (ret > 0)
- {
- dont_process = 1;
- }
- }
-
- if ((sbr->just_seeked != 0) || dont_process)
- {
- for (l = 0; l < sbr->numTimeSlotsRate; l++)
- {
- for (k = 0; k < 32; k++)
- {
- QMF_RE(X[l][k]) = QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
-#ifndef SBR_LOW_POWER
- QMF_IM(X[l][k]) = QMF_IM(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
-#endif
- }
- for (k = 32; k < 64; k++)
- {
- QMF_RE(X[l][k]) = 0;
-#ifndef SBR_LOW_POWER
- QMF_IM(X[l][k]) = 0;
-#endif
- }
- }
- } else {
- for (l = 0; l < sbr->numTimeSlotsRate; l++)
- {
- uint8_t kx_band, M_band, bsco_band;
-
- if (l < sbr->t_E[ch][0])
- {
- kx_band = sbr->kx_prev;
- M_band = sbr->M_prev;
- bsco_band = sbr->bsco_prev;
- } else {
- kx_band = sbr->kx;
- M_band = sbr->M;
- bsco_band = sbr->bsco;
- }
-
-#ifndef SBR_LOW_POWER
- for (k = 0; k < kx_band + bsco_band; k++)
- {
- QMF_RE(X[l][k]) = QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- QMF_IM(X[l][k]) = QMF_IM(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- }
- for (k = kx_band + bsco_band; k < kx_band + M_band; k++)
- {
- QMF_RE(X[l][k]) = QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- QMF_IM(X[l][k]) = QMF_IM(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- }
- for (k = max(kx_band + bsco_band, kx_band + M_band); k < 64; k++)
- {
- QMF_RE(X[l][k]) = 0;
- QMF_IM(X[l][k]) = 0;
- }
-#else
- for (k = 0; k < kx_band + bsco_band; k++)
- {
- QMF_RE(X[l][k]) = QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- }
- for (k = kx_band + bsco_band; k < min(kx_band + M_band, 63); k++)
- {
- QMF_RE(X[l][k]) = QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][k]);
- }
- for (k = max(kx_band + bsco_band, kx_band + M_band); k < 64; k++)
- {
- QMF_RE(X[l][k]) = 0;
- }
- QMF_RE(X[l][kx_band - 1 + bsco_band]) +=
- QMF_RE(sbr->Xsbr[ch][l + sbr->tHFAdj][kx_band - 1 + bsco_band]);
-#endif
- }
- }
-
- return ret;
-}
-
-uint8_t sbrDecodeCoupleFrame(sbr_info *sbr, real_t *left_chan, real_t *right_chan,
- const uint8_t just_seeked, const uint8_t downSampledSBR)
-{
- uint8_t dont_process = 0;
- uint8_t ret = 0;
- ALIGN qmf_t X[MAX_NTSR][64];
-
- if (sbr == NULL)
- return 20;
-
- /* case can occur due to bit errors */
- if (sbr->id_aac != ID_CPE)
- return 21;
-
- if (sbr->ret || (sbr->header_count == 0))
- {
- /* don't process just upsample */
- dont_process = 1;
-
- /* Re-activate reset for next frame */
- if (sbr->ret && sbr->Reset)
- sbr->bs_start_freq_prev = -1;
- }
-
- if (just_seeked)
- {
- sbr->just_seeked = 1;
- } else {
- sbr->just_seeked = 0;
- }
-
- sbr->ret += sbr_process_channel(sbr, left_chan, X, 0, dont_process, downSampledSBR);
- /* subband synthesis */
- if (downSampledSBR)
- {
- sbr_qmf_synthesis_32(sbr, sbr->qmfs[0], X, left_chan);
- } else {
- sbr_qmf_synthesis_64(sbr, sbr->qmfs[0], X, left_chan);
- }
-
- sbr->ret += sbr_process_channel(sbr, right_chan, X, 1, dont_process, downSampledSBR);
- /* subband synthesis */
- if (downSampledSBR)
- {
- sbr_qmf_synthesis_32(sbr, sbr->qmfs[1], X, right_chan);
- } else {
- sbr_qmf_synthesis_64(sbr, sbr->qmfs[1], X, right_chan);
- }
-
- if (sbr->bs_header_flag)
- sbr->just_seeked = 0;
-
- if (sbr->header_count != 0 && sbr->ret == 0)
- {
- ret = sbr_save_prev_data(sbr, 0);
- if (ret) return ret;
- ret = sbr_save_prev_data(sbr, 1);
- if (ret) return ret;
- }
-
- sbr_save_matrix(sbr, 0);
- sbr_save_matrix(sbr, 1);
-
- sbr->frame++;
-
-//#define POST_QMF_PRINT
-#ifdef POST_QMF_PRINT
- {
- int i;
- for (i = 0; i < 2048; i++)
- {
- printf("%d\n", left_chan[i]);
- }
- for (i = 0; i < 2048; i++)
- {
- printf("%d\n", right_chan[i]);
- }
- }
-#endif
-
- return 0;
-}
-
-uint8_t sbrDecodeSingleFrame(sbr_info *sbr, real_t *channel,
- const uint8_t just_seeked, const uint8_t downSampledSBR)
-{
- uint8_t dont_process = 0;
- uint8_t ret = 0;
- ALIGN qmf_t X[MAX_NTSR][64];
-
- if (sbr == NULL)
- return 20;
-
- /* case can occur due to bit errors */
- if (sbr->id_aac != ID_SCE && sbr->id_aac != ID_LFE)
- return 21;
-
- if (sbr->ret || (sbr->header_count == 0))
- {
- /* don't process just upsample */
- dont_process = 1;
-
- /* Re-activate reset for next frame */
- if (sbr->ret && sbr->Reset)
- sbr->bs_start_freq_prev = -1;
- }
-
- if (just_seeked)
- {
- sbr->just_seeked = 1;
- } else {
- sbr->just_seeked = 0;
- }
-
- sbr->ret += sbr_process_channel(sbr, channel, X, 0, dont_process, downSampledSBR);
- /* subband synthesis */
- if (downSampledSBR)
- {
- sbr_qmf_synthesis_32(sbr, sbr->qmfs[0], X, channel);
- } else {
- sbr_qmf_synthesis_64(sbr, sbr->qmfs[0], X, channel);
- }
-
- if (sbr->bs_header_flag)
- sbr->just_seeked = 0;
-
- if (sbr->header_count != 0 && sbr->ret == 0)
- {
- ret = sbr_save_prev_data(sbr, 0);
- if (ret) return ret;
- }
-
- sbr_save_matrix(sbr, 0);
-
- sbr->frame++;
-
-//#define POST_QMF_PRINT
-#ifdef POST_QMF_PRINT
- {
- int i;
- for (i = 0; i < 2048; i++)
- {
- printf("%d\n", channel[i]);
- }
- }
-#endif
-
- return 0;
-}
-
-#if (defined(PS_DEC) || defined(DRM_PS))
-uint8_t sbrDecodeSingleFramePS(sbr_info *sbr, real_t *left_channel, real_t *right_channel,
- const uint8_t just_seeked, const uint8_t downSampledSBR)
-{
- uint8_t l, k;
- uint8_t dont_process = 0;
- uint8_t ret = 0;
- ALIGN qmf_t X_left[38][64] = {{0}};
- ALIGN qmf_t X_right[38][64] = {{0}}; /* must set this to 0 */
-
- if (sbr == NULL)
- return 20;
-
- /* case can occur due to bit errors */
- if (sbr->id_aac != ID_SCE && sbr->id_aac != ID_LFE)
- return 21;
-
- if (sbr->ret || (sbr->header_count == 0))
- {
- /* don't process just upsample */
- dont_process = 1;
-
- /* Re-activate reset for next frame */
- if (sbr->ret && sbr->Reset)
- sbr->bs_start_freq_prev = -1;
- }
-
- if (just_seeked)
- {
- sbr->just_seeked = 1;
- } else {
- sbr->just_seeked = 0;
- }
-
- if (sbr->qmfs[1] == NULL)
- {
- sbr->qmfs[1] = qmfs_init((downSampledSBR)?32:64);
- }
-
- sbr->ret += sbr_process_channel(sbr, left_channel, X_left, 0, dont_process, downSampledSBR);
-
- /* copy some extra data for PS */
- for (l = sbr->numTimeSlotsRate; l < sbr->numTimeSlotsRate + 6; l++)
- {
- for (k = 0; k < 5; k++)
- {
- QMF_RE(X_left[l][k]) = QMF_RE(sbr->Xsbr[0][sbr->tHFAdj+l][k]);
- QMF_IM(X_left[l][k]) = QMF_IM(sbr->Xsbr[0][sbr->tHFAdj+l][k]);
- }
- }
-
- /* perform parametric stereo */
-#ifdef DRM_PS
- if (sbr->Is_DRM_SBR)
- {
- drm_ps_decode(sbr->drm_ps, (sbr->ret > 0), X_left, X_right);
- } else {
-#endif
-#ifdef PS_DEC
- ps_decode(sbr->ps, X_left, X_right);
-#endif
-#ifdef DRM_PS
- }
-#endif
-
- /* subband synthesis */
- if (downSampledSBR)
- {
- sbr_qmf_synthesis_32(sbr, sbr->qmfs[0], X_left, left_channel);
- sbr_qmf_synthesis_32(sbr, sbr->qmfs[1], X_right, right_channel);
- } else {
- sbr_qmf_synthesis_64(sbr, sbr->qmfs[0], X_left, left_channel);
- sbr_qmf_synthesis_64(sbr, sbr->qmfs[1], X_right, right_channel);
- }
-
- if (sbr->bs_header_flag)
- sbr->just_seeked = 0;
-
- if (sbr->header_count != 0 && sbr->ret == 0)
- {
- ret = sbr_save_prev_data(sbr, 0);
- if (ret) return ret;
- }
-
- sbr_save_matrix(sbr, 0);
-
- sbr->frame++;
-
- return 0;
-}
-#endif
-
-#endif
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