aboutsummaryrefslogtreecommitdiffhomepage
path: root/mpcommon.c
blob: d1d731623085abcb6c62dc0d0d7cd1cd2ac3a24f (plain)
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
226
227
228
229
230
231
232
233
234
235
#include <stdlib.h>
#include "stream/stream.h"
#include "libmpdemux/demuxer.h"
#include "libmpdemux/stheader.h"
#include "mplayer.h"
#include "libvo/sub.h"
#include "libvo/video_out.h"
#include "spudec.h"
#include "vobsub.h"
#ifdef HAVE_TV_TELETEXT
#include "stream/tv.h"
#endif
#include "libavutil/intreadwrite.h"
#include "m_option.h"

double sub_last_pts = -303;

#ifdef USE_ASS
#include "libass/ass.h"
#include "libass/ass_mp.h"
ass_track_t* ass_track = 0; // current track to render
#endif

sub_data* subdata = NULL;
subtitle* vo_sub_last = NULL;

void update_subtitles(sh_video_t *sh_video, demux_stream_t *d_dvdsub, int reset)
{
    unsigned char *packet=NULL;
    int len;
    char type = d_dvdsub->sh ? ((sh_sub_t *)d_dvdsub->sh)->type : 'v';
    static subtitle subs;
    if (reset) {
        sub_clear_text(&subs, MP_NOPTS_VALUE);
        if (vo_sub) {
            vo_sub = NULL;
            vo_osd_changed(OSDTYPE_SUBTITLE);
        }
        if (vo_spudec) {
            spudec_reset(vo_spudec);
            vo_osd_changed(OSDTYPE_SPU);
        }
    }
    // find sub
    if (subdata) {
        double pts = sh_video->pts;
        if (sub_fps==0) sub_fps = sh_video->fps;
        current_module = "find_sub";
        if (pts > sub_last_pts || pts < sub_last_pts-1.0) {
            find_sub(subdata, (pts+sub_delay) *
                     (subdata->sub_uses_time ? 100. : sub_fps)); 
            if (vo_sub) vo_sub_last = vo_sub;
            // FIXME! frame counter...
            sub_last_pts = pts;
        }
    }

    // DVD sub:
    if (vo_config_count && vo_spudec &&
        (vobsub_id >= 0 || (dvdsub_id >= 0 && type == 'v'))) {
        int timestamp;
        current_module = "spudec";
        spudec_heartbeat(vo_spudec, 90000*sh_video->timer);
        /* Get a sub packet from the DVD or a vobsub and make a timestamp
         * relative to sh_video->timer */
        while(1) {
            // Vobsub
            len = 0;
            if (vo_vobsub) {
                if (sh_video->pts+sub_delay >= 0) {
                    len = vobsub_get_packet(vo_vobsub, sh_video->pts+sub_delay,
                                            (void**)&packet, &timestamp);
                    if (len > 0) {
                        timestamp -= (sh_video->pts + sub_delay - sh_video->timer)*90000;
                        mp_dbg(MSGT_CPLAYER,MSGL_V,"\rVOB sub: len=%d v_pts=%5.3f v_timer=%5.3f sub=%5.3f ts=%d \n",len,sh_video->pts,sh_video->timer,timestamp / 90000.0,timestamp);
                    }
                }
            } else {
                // DVD sub
                len = ds_get_packet_sub(d_dvdsub, (unsigned char**)&packet);
                if (len > 0) {
                    // XXX This is wrong, sh_video->pts can be arbitrarily
                    // much behind demuxing position. Unfortunately using
                    // d_video->pts which would have been the simplest
                    // improvement doesn't work because mpeg specific hacks
                    // in video.c set d_video->pts to 0.
                    float x = d_dvdsub->pts - sh_video->pts;
                    if (x > -20 && x < 20) // prevent missing subs on pts reset
                        timestamp = 90000*(sh_video->timer + d_dvdsub->pts
                                           + sub_delay - sh_video->pts);
                    else timestamp = 90000*(sh_video->timer + sub_delay);
                    mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d  "
                           "v_pts=%5.3f  s_pts=%5.3f  ts=%d \n", len,
                           sh_video->pts, d_dvdsub->pts, timestamp);
                }
            }
            if (len<=0 || !packet) break;
            if (vo_vobsub || timestamp >= 0)
                spudec_assemble(vo_spudec, packet, len, timestamp);
        }

        if (spudec_changed(vo_spudec))
            vo_osd_changed(OSDTYPE_SPU);
    } else if (dvdsub_id >= 0 && (type == 't' || type == 'm' || type == 'a')) {
        double curpts = sh_video->pts + sub_delay;
        double endpts;
        vo_sub = &subs;
        while (d_dvdsub->first) {
            double pts = ds_get_next_pts(d_dvdsub);
            if (pts > curpts)
                break;
            endpts = d_dvdsub->first->endpts;
            len = ds_get_packet_sub(d_dvdsub, &packet);
            if (type == 'm') {
                if (len < 2) continue;
                len = FFMIN(len - 2, AV_RB16(packet));
                packet += 2;
            }
#ifdef USE_ASS
            if (ass_enabled) {
                sh_sub_t* sh = d_dvdsub->sh;
                ass_track = sh ? sh->ass_track : NULL;
                if (!ass_track) continue;
                if (type == 'a') { // ssa/ass subs with libass
                    ass_process_chunk(ass_track, packet, len,
                                      (long long)(pts*1000 + 0.5),
                                      (long long)((endpts-pts)*1000 + 0.5));
                } else { // plaintext subs with libass
                    vo_sub = NULL;
                    if (pts != MP_NOPTS_VALUE) {
                        if (endpts == MP_NOPTS_VALUE) endpts = pts + 3;
                        sub_clear_text(&subs, MP_NOPTS_VALUE);
                        sub_add_text(&subs, packet, len, endpts);
                        subs.start = pts * 100;
                        subs.end = endpts * 100;
                        ass_process_subtitle(ass_track, &subs);
                    }
                }
                continue;
            }
#endif
            if (pts != MP_NOPTS_VALUE) {
                if (endpts == MP_NOPTS_VALUE)
                    sub_clear_text(&subs, MP_NOPTS_VALUE);
                if (type == 'a') { // ssa/ass subs without libass => convert to plaintext
                    int i;
                    unsigned char* p = packet;
                    for (i=0; i < 8 && *p != '\0'; p++)
                        if (*p == ',')
                            i++;
                    if (*p == '\0')  /* Broken line? */
                        continue;
                    len -= p - packet;
                    packet = p;
                }
                sub_add_text(&subs, packet, len, endpts);
                vo_osd_changed(OSDTYPE_SUBTITLE);
            }
        }
        if (sub_clear_text(&subs, curpts))
            vo_osd_changed(OSDTYPE_SUBTITLE);
    }
    current_module=NULL;
}

void update_teletext(sh_video_t *sh_video, demuxer_t *demuxer, int reset)
{
#ifdef HAVE_TV_TELETEXT
    tvi_handle_t* tvh=demuxer->priv;
    int page_changed;

    if (demuxer->type != DEMUXER_TYPE_TV || !tvh) return;

    //Also forcing page update when such ioctl is not supported or call error occured
    if(tvh->functions->control(tvh->priv,TV_VBI_CONTROL_IS_CHANGED,&page_changed)!=TVI_CONTROL_TRUE)
        page_changed=1;

    if(!page_changed)
        return;

    if(tvh->functions->control(tvh->priv,TV_VBI_CONTROL_GET_VBIPAGE,&vo_osd_teletext_page)!=TVI_CONTROL_TRUE)
        vo_osd_teletext_page=NULL;
    if(tvh->functions->control(tvh->priv,TV_VBI_CONTROL_GET_HALF_PAGE,&vo_osd_teletext_half)!=TVI_CONTROL_TRUE)
        vo_osd_teletext_half=0;
    if(tvh->functions->control(tvh->priv,TV_VBI_CONTROL_GET_MODE,&vo_osd_teletext_mode)!=TVI_CONTROL_TRUE)
        vo_osd_teletext_mode=0;
    if(tvh->functions->control(tvh->priv,TV_VBI_CONTROL_GET_FORMAT,&vo_osd_teletext_format)!=TVI_CONTROL_TRUE)
        vo_osd_teletext_format=0;
    vo_osd_changed(OSDTYPE_TELETEXT);

    tvh->functions->control(tvh->priv,TV_VBI_CONTROL_MARK_UNCHANGED,NULL);
#endif
}

int select_audio(demuxer_t* demuxer, int audio_id, char* audio_lang)
{
    if (audio_id == -1 && audio_lang)
        audio_id = demuxer_audio_track_by_lang(demuxer, audio_lang);
    if (audio_id == -1)
        audio_id = demuxer_default_audio_track(demuxer);
    if (audio_id != -1) // -1 (automatic) is the default behaviour of demuxers
        demuxer_switch_audio(demuxer, audio_id);
    if (audio_id == -2) { // some demuxers don't yet know how to switch to no sound
        demuxer->audio->id = -2;
        demuxer->audio->sh = NULL;
    }
    return demuxer->audio->id;
}

/* Parse -noconfig common to both programs */
int disable_system_conf=0;
int disable_user_conf=0;
#ifdef HAVE_NEW_GUI
int disable_gui_conf=0;
#endif /* HAVE_NEW_GUI */

/* Disable all configuration files */
static void noconfig_all(void)
{
    disable_system_conf = 1;
    disable_user_conf = 1;
#ifdef HAVE_NEW_GUI
    disable_gui_conf = 1;
#endif /* HAVE_NEW_GUI */
}

const m_option_t noconfig_opts[] = {
    {"all", noconfig_all, CONF_TYPE_FUNC, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 0, NULL},
    {"system", &disable_system_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
    {"user", &disable_user_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
#ifdef HAVE_NEW_GUI
    {"gui", &disable_gui_conf, CONF_TYPE_FLAG, CONF_GLOBAL|CONF_NOCFG|CONF_PRE_PARSE, 0, 1, NULL},
#endif /* HAVE_NEW_GUI */
    {NULL, NULL, 0, 0, 0, 0, NULL}
};