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
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
|
/* $Id: reader.c,v 1.21 2005/11/25 15:05:25 titer Exp $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.m0k.org/>.
It may be used under the terms of the GNU General Public License. */
#include "hb.h"
typedef struct
{
hb_job_t * job;
hb_title_t * title;
volatile int * die;
hb_dvd_t * dvd;
hb_buffer_t * ps;
hb_stream_t * stream;
} hb_reader_t;
/***********************************************************************
* Local prototypes
**********************************************************************/
static void ReaderFunc( void * );
static hb_fifo_t * GetFifoForId( hb_job_t * job, int id );
/***********************************************************************
* hb_reader_init
***********************************************************************
*
**********************************************************************/
hb_thread_t * hb_reader_init( hb_job_t * job )
{
hb_reader_t * r;
r = calloc( sizeof( hb_reader_t ), 1 );
r->job = job;
r->title = job->title;
r->die = job->die;
return hb_thread_init( "reader", ReaderFunc, r,
HB_NORMAL_PRIORITY );
}
/***********************************************************************
* ReaderFunc
***********************************************************************
*
**********************************************************************/
static void ReaderFunc( void * _r )
{
hb_reader_t * r = _r;
hb_fifo_t * fifo;
hb_buffer_t * buf;
hb_list_t * list;
int chapter = -1;
if( !( r->dvd = hb_dvd_init( r->title->dvd ) ) )
{
if ( !(r->stream = hb_stream_open(r->title->dvd) ) )
{
return;
}
}
if (r->dvd)
{
if( !hb_dvd_start( r->dvd, r->title->index, r->job->chapter_start ) )
{
hb_dvd_close( &r->dvd );
return;
}
}
if (r->stream)
{
// At this point r->audios[0] gives us the index of the selected audio track for output track 0
// we cannot effectively demux multiple PID's into the seperate output tracks unfortunately
// so we'll just specifiy things here for a single track.
hb_stream_set_selected_audio_pid_index(r->stream, r->job->audios[0]);
}
list = hb_list_init();
r->ps = hb_buffer_init( HB_DVD_READ_BUFFER_SIZE );
while( !*r->die && !r->job->done )
{
if (r->dvd)
chapter = hb_dvd_chapter( r->dvd );
else if (r->stream)
chapter = 1;
if( chapter < 0 )
{
hb_log( "reader: end of the title reached" );
break;
}
if( chapter > r->job->chapter_end )
{
hb_log( "reader: end of chapter %d reached (%d)",
r->job->chapter_end, chapter );
break;
}
if (r->dvd)
{
if( !hb_dvd_read( r->dvd, r->ps ) )
{
break;
}
}
else if (r->stream)
{
if ( !hb_stream_read( r->stream, r->ps ) )
{
break;
}
}
hb_demux_ps( r->ps, list );
while( ( buf = hb_list_item( list, 0 ) ) )
{
hb_list_rem( list, buf );
fifo = GetFifoForId( r->job, buf->id );
if( fifo )
{
while( !*r->die && !r->job->done &&
hb_fifo_is_full( fifo ) )
{
hb_snooze( 50 );
}
hb_fifo_push( fifo, buf );
}
else
{
hb_buffer_close( &buf );
}
}
}
hb_list_empty( &list );
hb_buffer_close( &r->ps );
if (r->dvd)
{
hb_dvd_stop( r->dvd );
hb_dvd_close( &r->dvd );
}
else if (r->stream)
{
hb_stream_close(&r->stream);
}
free( r );
_r = NULL;
hb_log( "reader: done" );
}
/***********************************************************************
* GetFifoForId
***********************************************************************
*
**********************************************************************/
static hb_fifo_t * GetFifoForId( hb_job_t * job, int id )
{
hb_title_t * title = job->title;
hb_audio_t * audio;
hb_subtitle_t * subtitle;
int i;
if( id == 0xE0 )
{
if( !job->subtitle_scan )
{
return job->fifo_mpeg2;
} else {
/*
* Ditch the mpeg2 video when doing a subtitle scan.
*/
return NULL;
}
}
if (job->subtitle_scan) {
/*
* Count the occurances of the subtitles, don't actually
* return any to encode unless we are looking fro forced
* subtitles in which case we need to look in the sub picture
* to see if it has the forced flag enabled.
*/
for (i=0; i < hb_list_count(title->list_subtitle); i++) {
subtitle = hb_list_item( title->list_subtitle, i);
if (id == subtitle->id) {
/*
* A hit, count it.
*/
subtitle->hits++;
if( job->subtitle_force )
{
return subtitle->fifo_in;
}
break;
}
}
} else {
if( ( subtitle = hb_list_item( title->list_subtitle, 0 ) ) &&
id == subtitle->id )
{
return subtitle->fifo_in;
}
}
for( i = 0; i < hb_list_count( title->list_audio ); i++ )
{
audio = hb_list_item( title->list_audio, i );
if( id == audio->id )
{
return audio->fifo_in;
}
}
return NULL;
}
|
