| Index: source/patched-ffmpeg-mt/libavcodec/ps.h
|
| ===================================================================
|
| --- source/patched-ffmpeg-mt/libavcodec/ps.h (revision 0)
|
| +++ source/patched-ffmpeg-mt/libavcodec/ps.h (revision 0)
|
| @@ -0,0 +1,79 @@
|
| +/*
|
| + * MPEG-4 Parametric Stereo definitions and declarations
|
| + * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
|
| + *
|
| + * 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_PS_H
|
| +#define AVCODEC_PS_H
|
| +
|
| +#include <stdint.h>
|
| +
|
| +#define PS_MAX_NUM_ENV 5
|
| +#define PS_MAX_NR_IIDICC 34
|
| +#define PS_MAX_NR_IPDOPD 17
|
| +#define PS_MAX_SSB 91
|
| +#define PS_MAX_AP_BANDS 50
|
| +#define PS_QMF_TIME_SLOTS 32
|
| +#define PS_MAX_DELAY 14
|
| +#define PS_AP_LINKS 3
|
| +#define PS_MAX_AP_DELAY 5
|
| +
|
| +typedef struct {
|
| + int start;
|
| + int enable_iid;
|
| + int iid_quant;
|
| + int nr_iid_par;
|
| + int nr_ipdopd_par;
|
| + int enable_icc;
|
| + int icc_mode;
|
| + int nr_icc_par;
|
| + int enable_ext;
|
| + int frame_class;
|
| + int num_env_old;
|
| + int num_env;
|
| + int enable_ipdopd;
|
| + int border_position[PS_MAX_NUM_ENV+1];
|
| + int8_t iid_par[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; //<Inter-channel Intensity Difference Parameters
|
| + int8_t icc_par[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; //<Inter-Channel Coherence Parameters
|
| + /* ipd/opd is iid/icc sized so that the same functions can handle both */
|
| + int8_t ipd_par[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; //<Inter-channel Phase Difference Parameters
|
| + int8_t opd_par[PS_MAX_NUM_ENV][PS_MAX_NR_IIDICC]; //<Overall Phase Difference Parameters
|
| + int is34bands;
|
| + int is34bands_old;
|
| +
|
| + float in_buf[5][44][2];
|
| + float delay[PS_MAX_SSB][PS_QMF_TIME_SLOTS + PS_MAX_DELAY][2];
|
| + float ap_delay[PS_MAX_AP_BANDS][PS_AP_LINKS][PS_QMF_TIME_SLOTS + PS_MAX_AP_DELAY][2];
|
| + float peak_decay_nrg[34];
|
| + float power_smooth[34];
|
| + float peak_decay_diff_smooth[34];
|
| + float H11[2][PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC];
|
| + float H12[2][PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC];
|
| + float H21[2][PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC];
|
| + float H22[2][PS_MAX_NUM_ENV+1][PS_MAX_NR_IIDICC];
|
| + int8_t opd_hist[PS_MAX_NR_IIDICC];
|
| + int8_t ipd_hist[PS_MAX_NR_IIDICC];
|
| +} PSContext;
|
| +
|
| +void ff_ps_init(void);
|
| +void ff_ps_ctx_init(PSContext *ps);
|
| +int ff_ps_read_data(AVCodecContext *avctx, GetBitContext *gb, PSContext *ps, int bits_left);
|
| +int ff_ps_apply(AVCodecContext *avctx, PSContext *ps, float L[2][38][64], float R[2][38][64], int top);
|
| +
|
| +#endif /* AVCODEC_PS_H */
|
|
|