mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
66 lines
2.1 KiB
66 lines
2.1 KiB
/* |
|
* VC3/DNxHD decoder. |
|
* Copyright (c) 2007 SmartJog S.A., Baptiste Coudurier <baptiste dot coudurier at smartjog dot 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_DNXHDDATA_H |
|
#define AVCODEC_DNXHDDATA_H |
|
|
|
#include <stdint.h> |
|
#include "avcodec.h" |
|
#include "libavutil/internal.h" |
|
|
|
/** Additional profile info flags */ |
|
#define DNXHD_INTERLACED (1<<0) |
|
#define DNXHD_MBAFF (1<<1) |
|
#define DNXHD_444 (1<<2) |
|
|
|
/** Indicate that a CIDEntry value must be read in the bitstream */ |
|
#define DNXHD_VARIABLE 0 |
|
|
|
typedef struct CIDEntry { |
|
int cid; |
|
unsigned int width, height; |
|
unsigned int frame_size; |
|
unsigned int coding_unit_size; |
|
uint16_t flags; |
|
int index_bits; |
|
int bit_depth; |
|
int eob_index; |
|
const uint8_t *luma_weight, *chroma_weight; |
|
const uint8_t *dc_codes, *dc_bits; |
|
const uint16_t *ac_codes; |
|
const uint8_t *ac_bits, *ac_level; |
|
const uint8_t *ac_flags; |
|
const uint16_t *run_codes; |
|
const uint8_t *run_bits, *run; |
|
int bit_rates[5]; ///< Helper to choose variants, rounded to nearest 5Mb/s |
|
AVRational frame_rates[5]; |
|
} CIDEntry; |
|
|
|
extern const CIDEntry ff_dnxhd_cid_table[]; |
|
|
|
int ff_dnxhd_get_cid_table(int cid); |
|
int ff_dnxhd_find_cid(AVCodecContext *avctx, int bit_depth); |
|
void ff_dnxhd_print_profiles(AVCodecContext *avctx, int loglevel); |
|
|
|
int avpriv_dnxhd_get_frame_size(int cid); |
|
int avpriv_dnxhd_get_interlaced(int cid); |
|
|
|
#endif /* AVCODEC_DNXHDDATA_H */
|
|
|