void reset_subtitles(struct MPContext *mpctx)
{
if (mpctx->d_sub)
sub_reset(mpctx->d_sub);
set_osd_subtitle(mpctx, NULL);
osd_changed(mpctx->osd, OSDTYPE_SUB);
}
static void reset_subtitles(struct MPContext *mpctx, int order)
{
int obj = order ? OSDTYPE_SUB2 : OSDTYPE_SUB;
if (mpctx->d_sub[order])
sub_reset(mpctx->d_sub[order]);
set_osd_subtitle(mpctx, NULL);
osd_set_text(mpctx->osd, obj, NULL);
}
void update_subtitles(struct MPContext *mpctx)
{
struct MPOpts *opts = mpctx->opts;
if (!(mpctx->initialized_flags & INITIALIZED_SUB))
return;
struct track *track = mpctx->current_track[STREAM_SUB];
struct dec_sub *dec_sub = mpctx->d_sub;
assert(track && dec_sub);
if (mpctx->d_video) {
struct mp_image_params params = mpctx->d_video->vf_input;
if (params.imgfmt)
sub_control(dec_sub, SD_CTRL_SET_VIDEO_PARAMS, ¶ms);
}
mpctx->osd->video_offset = track->under_timeline ? mpctx->video_offset : 0;
double refpts_s = mpctx->playback_pts - mpctx->osd->video_offset;
double curpts_s = refpts_s + opts->sub_delay;
if (!track->preloaded && track->stream) {
struct sh_stream *sh_stream = track->stream;
bool interleaved = is_interleaved(mpctx, track);
assert(sh_stream->sub->dec_sub == dec_sub);
while (1) {
if (interleaved && !demux_has_packet(sh_stream))
break;
double subpts_s = demux_get_next_pts(sh_stream);
if (!demux_has_packet(sh_stream))
break;
if (subpts_s > curpts_s) {
MP_DBG(mpctx, "Sub early: c_pts=%5.3f s_pts=%5.3f\n",
curpts_s, subpts_s);
// Libass handled subs can be fed to it in advance
if (!sub_accept_packets_in_advance(dec_sub))
break;
// Try to avoid demuxing whole file at once
if (subpts_s > curpts_s + 1 && !interleaved)
break;
}
struct demux_packet *pkt = demux_read_packet(sh_stream);
MP_DBG(mpctx, "Sub: c_pts=%5.3f s_pts=%5.3f duration=%5.3f len=%d\n",
curpts_s, pkt->pts, pkt->duration, pkt->len);
sub_decode(dec_sub, pkt);
talloc_free(pkt);
}
}
if (!mpctx->osd->render_bitmap_subs || !mpctx->video_out)
set_osd_subtitle(mpctx, sub_get_text(dec_sub, curpts_s));
}
void find_sub(struct MPContext *mpctx, sub_data* subd,int key){
subtitle *subs;
subtitle *new_sub = NULL;
int i,j;
if ( !subd || subd->sub_num == 0) return;
subs = subd->subtitles;
if (last_sub_data != subd) {
// Sub data changed, reset nosub range.
last_sub_data = subd;
nosub_range_start = -1;
nosub_range_end = -1;
}
if(vo_sub){
if(key>=vo_sub->start && key<=vo_sub->end) return; // OK!
} else {
if(key>nosub_range_start && key<nosub_range_end) return; // OK!
}
// sub changed!
/* Tell the OSD subsystem that the OSD contents will change soon */
vo_osd_changed(OSDTYPE_SUBTITLE);
if(key<=0){
// no sub here
goto update;
}
// printf("\r---- sub changed ----\n");
// check next sub.
if(current_sub>=0 && current_sub+1 < subd->sub_num){
if(key>subs[current_sub].end && key<subs[current_sub+1].start){
// no sub
nosub_range_start=subs[current_sub].end;
nosub_range_end=subs[current_sub+1].start;
goto update;
}
// next sub?
++current_sub;
new_sub=&subs[current_sub];
if(key>=new_sub->start && key<=new_sub->end) goto update; // OK!
}
// printf("\r---- sub log search... ----\n");
// use logarithmic search:
i=0;
j = subd->sub_num - 1;
// printf("Searching %d in %d..%d\n",key,subs[i].start,subs[j].end);
while(j>=i){
current_sub=(i+j+1)/2;
new_sub=&subs[current_sub];
if(key<new_sub->start) j=current_sub-1;
else if(key>new_sub->end) i=current_sub+1;
else goto update; // found!
}
// if(key>=new_sub->start && key<=new_sub->end) return; // OK!
// check where are we...
if(key<new_sub->start){
if(current_sub<=0){
// before the first sub
nosub_range_start=key-1; // tricky
nosub_range_end=new_sub->start;
// printf("FIRST... key=%d end=%d \n",key,new_sub->start);
new_sub=NULL;
goto update;
}
--current_sub;
if(key>subs[current_sub].end && key<subs[current_sub+1].start){
// no sub
nosub_range_start=subs[current_sub].end;
nosub_range_end=subs[current_sub+1].start;
// printf("No sub... 1 \n");
new_sub=NULL;
goto update;
}
printf("HEH???? ");
} else {
if(key<=new_sub->end) printf("JAJJ! "); else
if(current_sub+1 >= subd->sub_num){
// at the end?
nosub_range_start=new_sub->end;
nosub_range_end=0x7FFFFFFF; // MAXINT
// printf("END!?\n");
new_sub=NULL;
goto update;
} else
if(key>subs[current_sub].end && key<subs[current_sub+1].start){
// no sub
nosub_range_start=subs[current_sub].end;
nosub_range_end=subs[current_sub+1].start;
// printf("No sub... 2 \n");
new_sub=NULL;
goto update;
}
}
mp_msg(MSGT_FIXME,MSGL_FIXME,"SUB ERROR: %d ? %d --- %d [%d] \n",key,(int)new_sub->start,(int)new_sub->end,current_sub);
new_sub=NULL; // no sub here
update:
set_osd_subtitle(mpctx, new_sub);
}
void update_osd_sub_state(struct MPContext *mpctx, int order,
struct osd_sub_state *out_state)
{
struct MPOpts *opts = mpctx->opts;
struct track *track = mpctx->current_track[order][STREAM_SUB];
struct dec_sub *dec_sub = mpctx->d_sub[order];
int obj = order ? OSDTYPE_SUB2 : OSDTYPE_SUB;
bool textsub = dec_sub && sub_has_get_text(dec_sub);
struct osd_sub_state state = {
.dec_sub = dec_sub,
// Decides whether to use OSD path or normal subtitle rendering path.
.render_bitmap_subs = opts->ass_enabled || !textsub,
.video_offset = get_track_video_offset(mpctx, track),
};
// Secondary subs are rendered with the "text" renderer to transform them
// to toptitles.
if (order == 1 && textsub)
state.render_bitmap_subs = false;
if (!mpctx->current_track[0][STREAM_VIDEO])
state.render_bitmap_subs = false;
osd_set_sub(mpctx->osd, obj, &state);
if (out_state)
*out_state = state;
}
static void update_subtitle(struct MPContext *mpctx, int order)
{
struct MPOpts *opts = mpctx->opts;
struct track *track = mpctx->current_track[order][STREAM_SUB];
struct dec_sub *dec_sub = mpctx->d_sub[order];
if (!track || !dec_sub)
return;
int obj = order ? OSDTYPE_SUB2 : OSDTYPE_SUB;
if (mpctx->d_video) {
struct mp_image_params params = mpctx->d_video->vfilter->override_params;
if (params.imgfmt)
sub_control(dec_sub, SD_CTRL_SET_VIDEO_PARAMS, ¶ms);
}
struct osd_sub_state state;
update_osd_sub_state(mpctx, order, &state);
double refpts_s = mpctx->playback_pts - state.video_offset;
double curpts_s = refpts_s - opts->sub_delay;
if (!track->preloaded && track->stream) {
struct sh_stream *sh_stream = track->stream;
bool interleaved = is_interleaved(mpctx, track);
assert(sh_stream->sub->dec_sub == dec_sub);
while (1) {
if (interleaved && !demux_has_packet(sh_stream))
break;
double subpts_s = demux_get_next_pts(sh_stream);
if (!demux_has_packet(sh_stream))
break;
if (subpts_s > curpts_s) {
MP_DBG(mpctx, "Sub early: c_pts=%5.3f s_pts=%5.3f\n",
curpts_s, subpts_s);
// Libass handled subs can be fed to it in advance
if (!sub_accept_packets_in_advance(dec_sub))
break;
// Try to avoid demuxing whole file at once
if (subpts_s > curpts_s + 1 && !interleaved)
break;
}
struct demux_packet *pkt = demux_read_packet(sh_stream);
MP_DBG(mpctx, "Sub: c_pts=%5.3f s_pts=%5.3f duration=%5.3f len=%d\n",
curpts_s, pkt->pts, pkt->duration, pkt->len);
sub_decode(dec_sub, pkt);
talloc_free(pkt);
}
}
// Handle displaying subtitles on terminal; never done for secondary subs
if (order == 0) {
if (!state.render_bitmap_subs || !mpctx->video_out)
set_osd_subtitle(mpctx, sub_get_text(dec_sub, curpts_s));
} else if (order == 1) {
osd_set_text(mpctx->osd, obj, sub_get_text(dec_sub, curpts_s));
}
}
void update_subtitles(struct MPContext *mpctx)
{
update_subtitle(mpctx, 0);
update_subtitle(mpctx, 1);
}
void update_subtitles(sh_video_t *sh_video, double refpts, demux_stream_t *d_dvdsub, int reset)
{
double curpts = refpts - sub_delay;
unsigned char *packet=NULL;
int len;
int 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) {
set_osd_subtitle(NULL);
}
if (vo_spudec) {
spudec_reset(vo_spudec);
vo_osd_changed(OSDTYPE_SPU);
}
#ifdef CONFIG_FFMPEG
if (is_av_sub(type))
reset_avsub(d_dvdsub->sh);
#endif
}
// find sub
if (subdata) {
if (sub_fps==0) sub_fps = sh_video ? sh_video->fps : 25;
current_module = "find_sub";
if (refpts > sub_last_pts || refpts < sub_last_pts-1.0) {
find_sub(subdata, curpts *
(subdata->sub_uses_time ? 100. : sub_fps));
if (vo_sub) vo_sub_last = vo_sub;
// FIXME! frame counter...
sub_last_pts = refpts;
}
}
// DVD sub:
if (vo_config_count &&
(vobsub_id >= 0 || type == 'v')) {
int timestamp;
current_module = "spudec";
/* Get a sub packet from the DVD or a vobsub */
while(1) {
// Vobsub
len = 0;
if (vo_vobsub) {
if (curpts >= 0) {
len = vobsub_get_packet(vo_vobsub, curpts,
(void**)&packet, ×tamp);
if (len > 0) {
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,refpts,sh_video->timer,timestamp / 90000.0,timestamp);
}
}
} else {
// DVD sub
len = ds_get_packet_sub(d_dvdsub, (unsigned char**)&packet, NULL, NULL);
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 - refpts;
if (x > -20 && x < 20) // prevent missing subs on pts reset
timestamp = 90000*d_dvdsub->pts;
else timestamp = 90000*curpts;
mp_dbg(MSGT_CPLAYER, MSGL_V, "\rDVD sub: len=%d "
"v_pts=%5.3f s_pts=%5.3f ts=%d \n", len,
refpts, d_dvdsub->pts, timestamp);
}
}
if (len<=0 || !packet) break;
// create it only here, since with some broken demuxers we might
// type = v but no DVD sub and we currently do not change the
// "original frame size" ever after init, leading to wrong-sized
// PGS subtitles.
if (!vo_spudec)
vo_spudec = spudec_new(NULL);
if (vo_vobsub || timestamp >= 0)
spudec_assemble(vo_spudec, packet, len, timestamp);
}
} else if (is_text_sub(type) || is_av_sub(type) || type == 'd') {
int orig_type = type;
double endpts;
if (type == 'd' && !d_dvdsub->demuxer->teletext) {
tt_stream_props tsp = {0};
void *ptr = &tsp;
if (teletext_control(NULL, TV_VBI_CONTROL_START, &ptr) == VBI_CONTROL_TRUE)
d_dvdsub->demuxer->teletext = ptr;
}
if (d_dvdsub->non_interleaved)
ds_get_next_pts(d_dvdsub);
while (1) {
double subpts = curpts;
type = orig_type;
len = ds_get_packet_sub(d_dvdsub, &packet, &subpts, &endpts);
if (len < 0)
break;
if (is_av_sub(type)) {
#ifdef CONFIG_FFMPEG
type = decode_avsub(d_dvdsub->sh, &packet, &len, &subpts, &endpts);
if (type <= 0)
#endif
continue;
}
if (type == 'm') {
if (len < 2) continue;
len = FFMIN(len - 2, AV_RB16(packet));
packet += 2;
}
if (type == 'd') {
if (d_dvdsub->demuxer->teletext) {
uint8_t *p = packet;
p++;
len--;
while (len >= 46) {
int sublen = p[1];
if (p[0] == 2 || p[0] == 3)
teletext_control(d_dvdsub->demuxer->teletext,
TV_VBI_CONTROL_DECODE_DVB, p + 2);
p += sublen + 2;
len -= sublen + 2;
}
}
continue;
}
#ifdef CONFIG_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
if (len > 10 && memcmp(packet, "Dialogue: ", 10) == 0)
ass_process_data(ass_track, packet, len);
else
ass_process_chunk(ass_track, packet, len,
(long long)(subpts*1000 + 0.5),
(long long)((endpts-subpts)*1000 + 0.5));
} else { // plaintext subs with libass
if (subpts != MP_NOPTS_VALUE) {
subtitle tmp_subs = {0};
if (endpts == MP_NOPTS_VALUE) endpts = subpts + 3;
sub_add_text(&tmp_subs, packet, len, endpts, 0);
tmp_subs.start = subpts * 100;
tmp_subs.end = endpts * 100;
ass_process_subtitle(ass_track, &tmp_subs);
sub_clear_text(&tmp_subs, MP_NOPTS_VALUE);
}
}
continue;
}
#endif
if (subpts != 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;
int skip_commas = 8;
if (len > 10 && memcmp(packet, "Dialogue: ", 10) == 0)
skip_commas = 9;
for (i=0; i < skip_commas && *p != '\0'; p++)
if (*p == ',')
i++;
if (*p == '\0') /* Broken line? */
continue;
len -= p - packet;
packet = p;
}
sub_add_text(&subs, packet, len, endpts, 1);
set_osd_subtitle(&subs);
}
if (d_dvdsub->non_interleaved)
ds_get_next_pts(d_dvdsub);
}
if (sub_clear_text(&subs, curpts))
set_osd_subtitle(&subs);
}
if (vo_spudec) {
spudec_heartbeat(vo_spudec, 90000*curpts);
if (spudec_changed(vo_spudec))
vo_osd_changed(OSDTYPE_SPU);
}
current_module=NULL;
}