/** Places SBR in pure upsampling mode. */
static void sbr_turnoff(SpectralBandReplication *sbr) {
sbr->start = 0;
- // Init defults used in pure upsampling mode
+ // Init defaults used in pure upsampling mode
sbr->kx[1] = 32; //Typo in spec, kx' inits to 32
sbr->m[1] = 0;
// Reset values for first SBR header
static int sbr_make_f_master(AACContext *ac, SpectralBandReplication *sbr,
SpectrumParameters *spectrum)
{
- unsigned int temp, max_qmf_subbands;
+ unsigned int temp, max_qmf_subbands = 0;
unsigned int start_min, stop_min;
int k;
const int8_t *sbr_offset_ptr;
k = sbr->n_master;
} while (sb != sbr->kx[1] + sbr->m[1]);
- if (sbr->patch_num_subbands[sbr->num_patches-1] < 3 && sbr->num_patches > 1)
+ if (sbr->num_patches > 1 &&
+ sbr->patch_num_subbands[sbr->num_patches - 1] < 3)
sbr->num_patches--;
return 0;
GetBitContext *gb, SBRData *ch_data)
{
int i;
- unsigned bs_pointer = 0;
+ int bs_pointer = 0;
// frameLengthFlag ? 15 : 16; 960 sample length frames unsupported; this value is numTimeSlots
int abs_bord_trail = 16;
int num_rel_lead, num_rel_trail;
break;
}
- if (bs_pointer > ch_data->bs_num_env + 1) {
+ if (bs_pointer < 0 || bs_pointer > ch_data->bs_num_env + 1) {
av_log(ac->avctx, AV_LOG_ERROR,
"Invalid bitstream, bs_pointer points to a middle noise border outside the time borders table: %d\n",
bs_pointer);
ch_data->t_q[0] = ch_data->t_env[0];
ch_data->t_q[ch_data->bs_num_noise] = ch_data->t_env[ch_data->bs_num_env];
if (ch_data->bs_num_noise > 1) {
- unsigned int idx;
+ int idx;
if (ch_data->bs_frame_class == FIXFIX) {
idx = ch_data->bs_num_env >> 1;
} else if (ch_data->bs_frame_class & 1) { // FIXVAR or VARVAR
skip_bits_long(gb, *num_bits_left); // bs_fill_bits
*num_bits_left = 0;
} else {
-#if 1
*num_bits_left -= ff_ps_read_data(ac->avctx, gb, &sbr->ps, *num_bits_left);
ac->avctx->profile = FF_PROFILE_AAC_HE_V2;
-#else
- avpriv_report_missing_feature(ac->avctx, "Parametric Stereo");
- skip_bits_long(gb, *num_bits_left); // bs_fill_bits
- *num_bits_left = 0;
-#endif
}
break;
default:
- avpriv_request_sample(ac->avctx, "Reserved SBR extensions");
+ // some files contain 0-padding
+ if (bs_extension_id || *num_bits_left > 16 || show_bits(gb, *num_bits_left))
+ avpriv_request_sample(ac->avctx, "Reserved SBR extensions");
skip_bits_long(gb, *num_bits_left); // bs_fill_bits
*num_bits_left = 0;
break;
memcpy(q_temp[i + 2*ch_data->t_env[0]], sbr->q_m[0], m_max * sizeof(sbr->q_m[0][0]));
}
} else if (h_SL) {
- memcpy(g_temp[2*ch_data->t_env[0]], g_temp[2*ch_data->t_env_num_env_old], 4*sizeof(g_temp[0]));
- memcpy(q_temp[2*ch_data->t_env[0]], q_temp[2*ch_data->t_env_num_env_old], 4*sizeof(q_temp[0]));
+ for (i = 0; i < 4; i++) {
+ memcpy(g_temp[i + 2 * ch_data->t_env[0]],
+ g_temp[i + 2 * ch_data->t_env_num_env_old],
+ sizeof(g_temp[0]));
+ memcpy(q_temp[i + 2 * ch_data->t_env[0]],
+ q_temp[i + 2 * ch_data->t_env_num_env_old],
+ sizeof(q_temp[0]));
+ }
}
for (e = 0; e < ch_data->bs_num_env; e++) {
sbr_qmf_analysis(&ac->fdsp, &sbr->mdct_ana, &sbr->dsp, ch ? R : L, sbr->data[ch].analysis_filterbank_samples,
(float*)sbr->qmf_filter_scratch,
sbr->data[ch].W, sbr->data[ch].Ypos);
- sbr_lf_gen(ac, sbr, sbr->X_low, sbr->data[ch].W, sbr->data[ch].Ypos);
+ sbr_lf_gen(ac, sbr, sbr->X_low,
+ (const float (*)[32][32][2]) sbr->data[ch].W,
+ sbr->data[ch].Ypos);
sbr->data[ch].Ypos ^= 1;
if (sbr->start) {
- sbr_hf_inverse_filter(&sbr->dsp, sbr->alpha0, sbr->alpha1, sbr->X_low, sbr->k[0]);
+ sbr_hf_inverse_filter(&sbr->dsp, sbr->alpha0, sbr->alpha1,
+ (const float (*)[40][2]) sbr->X_low, sbr->k[0]);
sbr_chirp(sbr, &sbr->data[ch]);
- sbr_hf_gen(ac, sbr, sbr->X_high, sbr->X_low, sbr->alpha0, sbr->alpha1,
+ sbr_hf_gen(ac, sbr, sbr->X_high,
+ (const float (*)[40][2]) sbr->X_low,
+ (const float (*)[2]) sbr->alpha0,
+ (const float (*)[2]) sbr->alpha1,
sbr->data[ch].bw_array, sbr->data[ch].t_env,
sbr->data[ch].bs_num_env);
sbr_env_estimate(sbr->e_curr, sbr->X_high, sbr, &sbr->data[ch]);
sbr_gain_calc(ac, sbr, &sbr->data[ch], sbr->data[ch].e_a);
sbr_hf_assemble(sbr->data[ch].Y[sbr->data[ch].Ypos],
- sbr->X_high, sbr, &sbr->data[ch],
+ (const float (*)[40][2]) sbr->X_high,
+ sbr, &sbr->data[ch],
sbr->data[ch].e_a);
}
}
/* synthesis */
sbr_x_gen(sbr, sbr->X[ch],
- sbr->data[ch].Y[1-sbr->data[ch].Ypos],
- sbr->data[ch].Y[ sbr->data[ch].Ypos],
- sbr->X_low, ch);
+ (const float (*)[64][2]) sbr->data[ch].Y[1-sbr->data[ch].Ypos],
+ (const float (*)[64][2]) sbr->data[ch].Y[ sbr->data[ch].Ypos],
+ (const float (*)[40][2]) sbr->X_low, ch);
}
if (ac->oc[1].m4ac.ps == 1) {