1 /*****************************************************************************
2 * es_out.c: Es Out handler for input.
3 *****************************************************************************
4 * Copyright (C) 2003 VideoLAN
5 * $Id: es_out.c,v 1.13 2004/01/05 13:00:20 zorglub Exp $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
30 #include <vlc/input.h>
31 #include <vlc/decoder.h>
33 #include "vlc_playlist.h"
36 /*****************************************************************************
38 *****************************************************************************/
42 es_descriptor_t *p_es;
47 input_thread_t *p_input;
70 es_out_id_t *p_es_audio;
71 es_out_id_t *p_es_video;
72 es_out_id_t *p_es_sub;
75 static es_out_id_t *EsOutAdd ( es_out_t *, es_format_t * );
76 static int EsOutSend ( es_out_t *, es_out_id_t *, block_t * );
77 static void EsOutDel ( es_out_t *, es_out_id_t * );
78 static int EsOutControl( es_out_t *, int i_query, va_list );
81 /*****************************************************************************
83 *****************************************************************************/
84 es_out_t *input_EsOutNew( input_thread_t *p_input )
86 es_out_t *out = malloc( sizeof( es_out_t ) );
87 es_out_sys_t *p_sys = malloc( sizeof( es_out_sys_t ) );
90 out->pf_add = EsOutAdd;
91 out->pf_send = EsOutSend;
92 out->pf_del = EsOutDel;
93 out->pf_control = EsOutControl;
96 p_sys->p_input = p_input;
97 p_sys->b_pcr_set = VLC_FALSE;
99 p_sys->b_active = VLC_FALSE;
100 p_sys->i_mode = ES_OUT_MODE_AUTO;
111 var_Get( p_input, "audio-channel", &val );
112 p_sys->i_audio_last = val.i_int;
114 var_Get( p_input, "spu-channel", &val );
115 p_sys->i_sub_last = val.i_int;
117 p_sys->p_es_audio = NULL;
118 p_sys->p_es_video = NULL;
119 p_sys->p_es_sub = NULL;
124 /*****************************************************************************
126 *****************************************************************************/
127 void input_EsOutDelete( es_out_t *out )
129 es_out_sys_t *p_sys = out->p_sys;
132 for( i = 0; i < p_sys->i_es; i++ )
134 free( p_sys->es[i] );
144 /*****************************************************************************
145 * EsOutSelect: Select an ES given the current mode
146 * XXX: you need to take a the lock before (stream.stream_lock)
147 *****************************************************************************/
148 static void EsOutSelect( es_out_t *out, es_out_id_t *es, vlc_bool_t b_force )
150 es_out_sys_t *p_sys = out->p_sys;
151 input_thread_t *p_input = p_sys->p_input;
153 int i_cat = es->p_es->i_cat;
155 if( !p_sys->b_active || ( !b_force && es->p_es->fmt.i_priority < 0 ) )
160 if( p_sys->i_mode == ES_OUT_MODE_ALL || b_force )
162 input_SelectES( p_input, es->p_es );
164 else if( p_sys->i_mode == ES_OUT_MODE_AUTO )
168 if( i_cat == AUDIO_ES )
170 if( p_sys->p_es_audio &&
171 p_sys->p_es_audio->p_es->fmt.i_priority >=
172 es->p_es->fmt.i_priority )
176 i_wanted = p_sys->i_audio_last >= 0 ?
177 p_sys->i_audio_last : es->i_channel;
179 else if( i_cat == SPU_ES )
181 if( p_sys->p_es_sub &&
182 p_sys->p_es_sub->p_es->fmt.i_priority >=
183 es->p_es->fmt.i_priority )
187 i_wanted = p_sys->i_sub_last;
189 else if( i_cat == VIDEO_ES )
191 i_wanted = es->i_channel;
194 if( i_wanted == es->i_channel && es->p_es->p_dec == NULL )
196 input_SelectES( p_input, es->p_es );
200 /* FIXME TODO handle priority here */
201 if( es->p_es->p_dec )
203 if( i_cat == AUDIO_ES )
205 if( p_sys->i_mode == ES_OUT_MODE_AUTO &&
206 p_sys->p_es_audio && p_sys->p_es_audio->p_es->p_dec )
208 input_UnselectES( p_input, p_sys->p_es_audio->p_es );
210 p_sys->p_es_audio = es;
212 else if( i_cat == SPU_ES )
214 if( p_sys->i_mode == ES_OUT_MODE_AUTO &&
215 p_sys->p_es_sub && p_sys->p_es_sub->p_es->p_dec )
217 input_UnselectES( p_input, p_sys->p_es_sub->p_es );
219 p_sys->p_es_sub = es;
221 else if( i_cat == VIDEO_ES )
223 p_sys->p_es_video = es;
228 /*****************************************************************************
230 *****************************************************************************/
231 static es_out_id_t *EsOutAdd( es_out_t *out, es_format_t *fmt )
233 es_out_sys_t *p_sys = out->p_sys;
234 playlist_t *p_playlist = NULL;
235 input_thread_t *p_input = p_sys->p_input;
236 es_out_id_t *es = malloc( sizeof( es_out_id_t ) );
237 pgrm_descriptor_t *p_prgm = NULL;
238 char psz_cat[sizeof( "Stream " ) + 10];
239 input_info_category_t *p_cat;
241 vlc_mutex_lock( &p_input->stream.stream_lock );
242 if( fmt->i_group >= 0 )
245 p_prgm = input_FindProgram( p_input, fmt->i_group );
250 p_prgm = input_AddProgram( p_input, fmt->i_group, 0 );
252 /* Select the first by default */
253 if( p_input->stream.p_selected_program == NULL )
255 p_input->stream.p_selected_program = p_prgm;
260 es->p_es = input_AddES( p_input,
264 fmt->psz_language, 0 );
265 es->p_es->i_stream_id = out->p_sys->i_id;
266 es->p_es->i_fourcc = fmt->i_codec;
273 malloc( sizeof( WAVEFORMATEX ) + fmt->i_extra);
275 p_wf->wFormatTag = WAVE_FORMAT_UNKNOWN;
276 p_wf->nChannels = fmt->audio.i_channels;
277 p_wf->nSamplesPerSec = fmt->audio.i_rate;
278 p_wf->nAvgBytesPerSec = fmt->i_bitrate / 8;
279 p_wf->nBlockAlign = fmt->audio.i_blockalign;
280 p_wf->wBitsPerSample = fmt->audio.i_bitspersample;
281 p_wf->cbSize = fmt->i_extra;
282 if( fmt->i_extra > 0 )
284 memcpy( &p_wf[1], fmt->p_extra, fmt->i_extra );
286 es->p_es->p_waveformatex = p_wf;
288 es->i_channel = p_sys->i_audio;
293 BITMAPINFOHEADER *p_bih = malloc( sizeof( BITMAPINFOHEADER ) +
295 p_bih->biSize = sizeof(BITMAPINFOHEADER) + fmt->i_extra;
296 p_bih->biWidth = fmt->video.i_width;
297 p_bih->biHeight = fmt->video.i_height;
299 p_bih->biBitCount = 24;
300 p_bih->biCompression = fmt->i_codec;
301 p_bih->biSizeImage = fmt->video.i_width *
303 p_bih->biXPelsPerMeter = 0;
304 p_bih->biYPelsPerMeter = 0;
305 p_bih->biClrUsed = 0;
306 p_bih->biClrImportant = 0;
308 if( fmt->i_extra > 0 )
310 memcpy( &p_bih[1], fmt->p_extra, fmt->i_extra );
312 es->p_es->p_bitmapinfoheader = p_bih;
314 es->i_channel = p_sys->i_video;
319 subtitle_data_t *p_sub = malloc( sizeof( subtitle_data_t ) );
320 memset( p_sub, 0, sizeof( subtitle_data_t ) );
321 if( fmt->i_extra > 0 )
323 p_sub->psz_header = malloc( fmt->i_extra + 1 );
324 memcpy( p_sub->psz_header, fmt->p_extra , fmt->i_extra );
325 /* just to be sure */
326 ((uint8_t*)fmt->p_extra)[fmt->i_extra] = '\0';
328 /* FIXME beuuuuuurk */
329 es->p_es->p_demux_data = p_sub;
331 es->i_channel = p_sys->i_sub;
340 sprintf( psz_cat, _("Stream %d"), out->p_sys->i_id - 1 );
341 /* Get a category and the playlist */
342 if( ( p_cat = input_InfoCategory( p_input, psz_cat ) ) &&
343 ( p_playlist = (playlist_t *)vlc_object_find( p_input,
344 VLC_OBJECT_PLAYLIST, FIND_ANYWHERE ) ) )
346 /* Add information */
350 if( fmt->psz_description )
352 input_AddInfo( p_cat, _("Description"), "%s",
353 fmt->psz_description );
354 playlist_AddInfo( p_playlist, -1, psz_cat,
355 _("Description"), "%s",
356 fmt->psz_description );
358 input_AddInfo( p_cat, _("Codec"), "%.4s",
359 (char*)&fmt->i_codec );
360 playlist_AddInfo( p_playlist, -1, psz_cat,
361 _("Codec"),"%.4s",(char*)&fmt->i_codec );
363 input_AddInfo( p_cat, _("Type"), _("Audio") );
364 playlist_AddInfo( p_playlist, -1, psz_cat,
365 _("Type"), _("Audio") );
367 if( fmt->audio.i_channels > 0 )
369 input_AddInfo( p_cat, _("Channels"), "%d",
370 fmt->audio.i_channels );
371 playlist_AddInfo( p_playlist, -1, psz_cat,
372 _("Channels"), "%d", fmt->audio.i_channels );
374 if( fmt->psz_language )
376 input_AddInfo( p_cat, _("Language"), "%s",
378 playlist_AddInfo( p_playlist, -1, psz_cat,
382 if( fmt->audio.i_rate > 0 )
384 input_AddInfo( p_cat, _("Sample rate"), _("%d Hz"),
386 playlist_AddInfo( p_playlist, -1, psz_cat,
387 _("Sample rate"), _("%d Hz"),
390 if( fmt->i_bitrate > 0 )
392 input_AddInfo( p_cat, _("Bitrate"), _("%d bps"),
394 playlist_AddInfo( p_playlist, -1, psz_cat,
395 _("Bitrate"), _("%d bps"),
398 if( fmt->audio.i_bitspersample )
400 input_AddInfo( p_cat, _("Bits per sample"), "%d",
401 fmt->audio.i_bitspersample );
402 playlist_AddInfo( p_playlist, -1, psz_cat,
403 _("Bits per sample"), "%d",
404 fmt->audio.i_bitspersample );
408 if( fmt->psz_description )
410 input_AddInfo( p_cat, _("Description"), "%s",
411 fmt->psz_description );
412 playlist_AddInfo( p_playlist, -1, psz_cat,
413 _("Description"), "%s",
414 fmt->psz_description );
416 input_AddInfo( p_cat, _("Type"), _("Video") );
417 playlist_AddInfo( p_playlist, -1, psz_cat,
418 _("Type"), _("Video") );
420 input_AddInfo( p_cat, _("Codec"), "%.4s",
421 (char*)&fmt->i_codec );
422 playlist_AddInfo( p_playlist, -1, psz_cat,
424 (char*)&fmt->i_codec );
426 if( fmt->video.i_width > 0 && fmt->video.i_height > 0 )
428 input_AddInfo( p_cat, _("Resolution"), "%dx%d",
429 fmt->video.i_width, fmt->video.i_height );
430 playlist_AddInfo( p_playlist, -1, psz_cat,
431 _("Resolution"), "%dx%d",
432 fmt->video.i_width, fmt->video.i_height );
434 if( fmt->video.i_visible_width > 0 &&
435 fmt->video.i_visible_height > 0 )
437 input_AddInfo( p_cat, _("Display resolution"), "%dx%d",
438 fmt->video.i_visible_width,
439 fmt->video.i_visible_height);
440 playlist_AddInfo( p_playlist, -1, psz_cat,
441 _("Display resolution"), "%dx%d",
442 fmt->video.i_visible_width,
443 fmt->video.i_visible_height);
447 input_AddInfo( p_cat, _("Type"), _("Subtitle") );
448 playlist_AddInfo( p_playlist, -1, psz_cat,
449 _("Type"), _("Subtitle") );
450 input_AddInfo( p_cat, _("Codec"), "%.4s",
451 (char*)&fmt->i_codec );
452 playlist_AddInfo( p_playlist, -1, psz_cat,
454 (char*)&fmt->i_codec );
460 if( p_playlist ) vlc_object_release( p_playlist );
464 * XXX change that when we do group too */
467 EsOutSelect( out, es, VLC_FALSE );
470 vlc_mutex_unlock( &p_input->stream.stream_lock );
472 es->p_es->fmt = *fmt;
474 TAB_APPEND( out->p_sys->i_es, out->p_sys->es, es );
475 p_sys->i_id++; /* always incremented */
492 /*****************************************************************************
494 *****************************************************************************/
495 static int EsOutSend( es_out_t *out, es_out_id_t *es, block_t *p_block )
497 es_out_sys_t *p_sys = out->p_sys;
499 if( p_sys->b_pcr_set && p_sys->p_input->stream.p_selected_program )
501 input_thread_t *p_input = p_sys->p_input;
503 if( p_block->i_dts > 0 )
506 input_ClockGetTS( p_input, p_input->stream.p_selected_program,
507 p_block->i_dts * 9 / 100 );
509 if( p_block->i_pts > 0 )
512 input_ClockGetTS( p_input, p_input->stream.p_selected_program,
513 p_block->i_pts * 9 / 100 );
517 vlc_mutex_lock( &out->p_sys->p_input->stream.stream_lock );
518 p_block->i_rate = out->p_sys->p_input->stream.control.i_rate;
519 if( es->p_es->p_dec &&
520 (es->p_es->i_cat!=AUDIO_ES || !p_sys->p_input->stream.control.b_mute) )
522 input_DecodeBlock( es->p_es->p_dec, p_block );
526 block_Release( p_block );
528 vlc_mutex_unlock( &out->p_sys->p_input->stream.stream_lock );
533 /*****************************************************************************
535 *****************************************************************************/
536 static void EsOutDel( es_out_t *out, es_out_id_t *es )
538 es_out_sys_t *p_sys = out->p_sys;
540 TAB_REMOVE( p_sys->i_es, p_sys->es, es );
542 switch( es->p_es->i_cat )
555 /* We don't try to reselect */
556 vlc_mutex_lock( &p_sys->p_input->stream.stream_lock );
557 if( es->p_es->p_dec )
559 input_UnselectES( p_sys->p_input, es->p_es );
562 if( es->p_es->p_waveformatex )
564 free( es->p_es->p_waveformatex );
565 es->p_es->p_waveformatex = NULL;
567 if( es->p_es->p_bitmapinfoheader )
569 free( es->p_es->p_bitmapinfoheader );
570 es->p_es->p_bitmapinfoheader = NULL;
572 input_DelES( p_sys->p_input, es->p_es );
574 if( p_sys->p_es_audio == es ) p_sys->p_es_audio = NULL;
575 if( p_sys->p_es_video == es ) p_sys->p_es_video = NULL;
576 if( p_sys->p_es_sub == es ) p_sys->p_es_sub = NULL;
578 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
583 /*****************************************************************************
585 *****************************************************************************/
586 static int EsOutControl( es_out_t *out, int i_query, va_list args )
588 es_out_sys_t *p_sys = out->p_sys;
598 case ES_OUT_SET_ES_STATE:
599 vlc_mutex_lock( &p_sys->p_input->stream.stream_lock );
600 es = (es_out_id_t*) va_arg( args, es_out_id_t * );
601 b = (vlc_bool_t) va_arg( args, vlc_bool_t );
602 if( b && es->p_es->p_dec == NULL )
604 input_SelectES( p_sys->p_input, es->p_es );
605 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
606 return es->p_es->p_dec ? VLC_SUCCESS : VLC_EGENERIC;
608 else if( !b && es->p_es->p_dec )
610 input_UnselectES( p_sys->p_input, es->p_es );
611 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
614 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
617 case ES_OUT_GET_ES_STATE:
618 es = (es_out_id_t*) va_arg( args, es_out_id_t * );
619 pb = (vlc_bool_t*) va_arg( args, vlc_bool_t * );
621 *pb = es->p_es->p_dec ? VLC_TRUE : VLC_FALSE;
624 case ES_OUT_SET_ACTIVE:
626 b = (vlc_bool_t) va_arg( args, vlc_bool_t );
632 val.b_bool = VLC_TRUE;
633 var_Set( p_sys->p_input, "intf-change", val );
638 case ES_OUT_GET_ACTIVE:
639 pb = (vlc_bool_t*) va_arg( args, vlc_bool_t * );
640 *pb = p_sys->b_active;
643 case ES_OUT_SET_MODE:
644 i = (int) va_arg( args, int );
645 if( i == ES_OUT_MODE_NONE || i == ES_OUT_MODE_ALL ||
646 i == ES_OUT_MODE_AUTO )
652 /* Reapply policy mode */
653 vlc_mutex_lock( &p_sys->p_input->stream.stream_lock );
654 for( i = 0; i < p_sys->i_es; i++ )
656 if( p_sys->es[i]->p_es->p_dec )
658 input_UnselectES( p_sys->p_input, p_sys->es[i]->p_es );
661 for( i = 0; i < p_sys->i_es; i++ )
663 EsOutSelect( out, p_sys->es[i], VLC_FALSE );
665 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
667 val.b_bool = VLC_TRUE;
668 var_Set( p_sys->p_input, "intf-change", val );
674 case ES_OUT_GET_MODE:
675 pi = (int*) va_arg( args, int* );
680 es = (es_out_id_t*) va_arg( args, es_out_id_t * );
683 for( i = 0; i < p_sys->i_es; i++ )
685 vlc_mutex_lock( &p_sys->p_input->stream.stream_lock );
686 if( p_sys->es[i]->p_es->p_dec )
688 input_UnselectES( p_sys->p_input, p_sys->es[i]->p_es );
690 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
695 vlc_mutex_lock( &p_sys->p_input->stream.stream_lock );
696 EsOutSelect( out, es, VLC_TRUE );
697 vlc_mutex_unlock( &p_sys->p_input->stream.stream_lock );
703 pgrm_descriptor_t *p_prgm = NULL;
705 i_group = (int)va_arg( args, int );
706 i_pcr = (int64_t)va_arg( args, int64_t );
709 if( ( p_prgm = input_FindProgram( p_sys->p_input, i_group ) ) )
711 input_ClockManageRef( p_sys->p_input, p_prgm, i_pcr * 9 / 100);
713 p_sys->b_pcr_set = VLC_TRUE;
717 case ES_OUT_RESET_PCR:
718 /* FIXME do it for all program */
719 if( p_sys->p_input->stream.p_selected_program )
721 p_sys->p_input->stream.p_selected_program->i_synchro_state =
724 p_sys->b_pcr_set = VLC_TRUE;
728 msg_Err( p_sys->p_input, "unknown query in es_out_Control" );