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 <stdint.h>
26 
27 #include "get_bits.h"
28 #include "blockdsp.h"
29 #include "proresdsp.h"
30 
31 #include "libavutil/frame.h"
32 #include "libavutil/pixfmt.h"
33 
34 typedef struct {
35  const uint8_t *data;
36  unsigned mb_x;
37  unsigned mb_y;
38  unsigned mb_count;
39  unsigned data_size;
40  int ret;
41 } SliceContext;
42 
43 typedef struct {
47  int frame_type; ///< 0 = progressive, 1 = tff, 2 = bff
48  uint8_t qmat_luma[64];
49  uint8_t qmat_chroma[64];
51  int slice_count; ///< number of slices in the current picture
52  unsigned mb_width; ///< width of the current picture in mb
53  unsigned mb_height; ///< height of the current picture in mb
54  uint8_t progressive_scan[64];
55  uint8_t interlaced_scan[64];
56  const uint8_t *scan;
59  void (*unpack_alpha)(GetBitContext *gb, uint16_t *dst, int num_coeffs, const int num_bits);
62 
63 #endif /* AVCODEC_PRORESDEC_H */
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:71
blockdsp.h
AVFrame
This structure describes decoded (raw) audio or video data.
Definition: frame.h:375
ProresContext
Definition: proresdec.h:43
SliceContext::mb_x
unsigned mb_x
Definition: proresdec.h:36
BlockDSPContext
Definition: blockdsp.h:32
ProresContext::slice_count
int slice_count
number of slices in the current picture
Definition: proresdec.h:51
ProresDSPContext
Definition: proresdsp.h:29
GetBitContext
Definition: get_bits.h:108
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:53
ProresContext::first_field
int first_field
Definition: proresdec.h:57
SliceContext::data_size
unsigned data_size
Definition: proresdec.h:39
pix_fmt
static enum AVPixelFormat pix_fmt
Definition: demux_decode.c:41
get_bits.h
ProresContext::slices
SliceContext * slices
Definition: proresdec.h:50
SliceContext::ret
int ret
Definition: proresdec.h:40
SliceContext::mb_y
unsigned mb_y
Definition: proresdec.h:37
SliceContext
Definition: mss12.h:70
SliceContext::mb_count
unsigned mb_count
Definition: proresdec.h:38
frame.h
ProresContext::prodsp
ProresDSPContext prodsp
Definition: proresdec.h:45
proresdsp.h
ProresContext::mb_width
unsigned mb_width
width of the current picture in mb
Definition: proresdec.h:52
SliceContext::data
const uint8_t * data
Definition: proresdec.h:35
pixfmt.h
ProresContext::frame_type
int frame_type
0 = progressive, 1 = tff, 2 = bff
Definition: proresdec.h:47
ProresContext::scan
const uint8_t * scan
Definition: proresdec.h:56
ProresContext::frame
AVFrame * frame
Definition: proresdec.h:46
ProresContext::bdsp
BlockDSPContext bdsp
Definition: proresdec.h:44
ProresContext::alpha_info
int alpha_info
Definition: proresdec.h:58
ProresContext::mb_height
unsigned mb_height
height of the current picture in mb
Definition: proresdec.h:53