FFmpeg
proresdec.h
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1 /*
2  * Copyright (c) 2010-2011 Maxim Poliakovski
3  * Copyright (c) 2010-2011 Elvis Presley
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVCODEC_PRORESDEC_H
23 #define AVCODEC_PRORESDEC_H
24 
25 #include "get_bits.h"
26 #include "blockdsp.h"
27 #include "proresdsp.h"
28 
29 typedef struct {
30  const uint8_t *data;
31  unsigned mb_x;
32  unsigned mb_y;
33  unsigned mb_count;
34  unsigned data_size;
35  int ret;
36 } SliceContext;
37 
38 typedef struct {
42  int frame_type; ///< 0 = progressive, 1 = tff, 2 = bff
43  uint8_t qmat_luma[64];
44  uint8_t qmat_chroma[64];
46  int slice_count; ///< number of slices in the current picture
47  unsigned mb_width; ///< width of the current picture in mb
48  unsigned mb_height; ///< height of the current picture in mb
49  uint8_t progressive_scan[64];
50  uint8_t interlaced_scan[64];
51  const uint8_t *scan;
54  void (*unpack_alpha)(GetBitContext *gb, uint16_t *dst, int num_coeffs, const int num_bits);
56 
57 #endif /* AVCODEC_PRORESDEC_H */
blockdsp.h
AVFrame
This structure describes decoded (raw) audio or video data.
Definition: frame.h:303
ProresContext
Definition: proresdec.h:38
SliceContext::mb_x
unsigned mb_x
Definition: proresdec.h:31
BlockDSPContext
Definition: blockdsp.h:35
ProresContext::slice_count
int slice_count
number of slices in the current picture
Definition: proresdec.h:46
ProresDSPContext
Definition: proresdsp.h:30
GetBitContext
Definition: get_bits.h:62
unpack_alpha
static void unpack_alpha(GetBitContext *gb, uint16_t *dst, int num_coeffs, const int num_bits, const int decode_precision)
Definition: proresdec2.c:56
ProresContext::first_field
int first_field
Definition: proresdec.h:52
SliceContext::data_size
unsigned data_size
Definition: proresdec.h:34
get_bits.h
ProresContext::slices
SliceContext * slices
Definition: proresdec.h:45
SliceContext::ret
int ret
Definition: proresdec.h:35
SliceContext::mb_y
unsigned mb_y
Definition: proresdec.h:32
SliceContext
Definition: mss12.h:70
SliceContext::mb_count
unsigned mb_count
Definition: proresdec.h:33
ProresContext::prodsp
ProresDSPContext prodsp
Definition: proresdec.h:40
proresdsp.h
ProresContext::mb_width
unsigned mb_width
width of the current picture in mb
Definition: proresdec.h:47
SliceContext::data
const uint8_t * data
Definition: proresdec.h:30
ProresContext::frame_type
int frame_type
0 = progressive, 1 = tff, 2 = bff
Definition: proresdec.h:42
ProresContext::scan
const uint8_t * scan
Definition: proresdec.h:51
ProresContext::frame
AVFrame * frame
Definition: proresdec.h:41
ProresContext::bdsp
BlockDSPContext bdsp
Definition: proresdec.h:39
ProresContext::alpha_info
int alpha_info
Definition: proresdec.h:53
ProresContext::mb_height
unsigned mb_height
height of the current picture in mb
Definition: proresdec.h:48