1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include "config.h"
#include "mp_msg.h"
#include "libmpdemux/mpeg_hdr.h"
#include "vd_internal.h"
static const vd_info_t info =
{
"MPEG 1/2 Video passthrough",
"mpegpes",
"A'rpi",
"A'rpi",
"for hw decoders"
};
LIBVD_EXTERN(mpegpes)
//#include "libmpdemux/parse_es.h"
#include "libvo/video_out.h"
// to set/get/query special features/parameters
static int control(sh_video_t *sh,int cmd,void* arg,...){
return CONTROL_UNKNOWN;
}
// init driver
static int init(sh_video_t *sh){
return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_MPEGPES);
}
// uninit driver
static void uninit(sh_video_t *sh){
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
mp_image_t* mpi;
static vo_mpegpes_t packet;
mp_mpeg_header_t picture;
const unsigned char *d = data;
if (len <= 0 && !data) return NULL; // delay flush
if(len>10 && !d[0] && !d[1] && d[2]==1 && d[3]==0xB3) {
float old_aspect = sh->original_aspect;
int oldw = sh->disp_w, oldh = sh->disp_h;
mp_header_process_sequence_header(&picture, &d[4]);
sh->original_aspect = mpeg12_aspect_info(&picture);
sh->disp_w = picture.display_picture_width;
sh->disp_h = picture.display_picture_height;
if(sh->original_aspect != old_aspect || sh->disp_w != oldw || sh->disp_h != oldh) {
if(!mpcodecs_config_vo(sh, sh->disp_w,sh->disp_h,IMGFMT_MPEGPES))
return 0;
}
}
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, 0, sh->disp_w, sh->disp_h);
if (!mpi) return 0;
packet.data=data;
packet.size=len;
packet.timestamp=sh->timer*90000.0;
packet.id=0x1E0; //+sh_video->ds->id;
mpi->planes[0]=(uint8_t*)(&packet);
return mpi;
}
|
