es_out.c
上传用户:riyaled888
上传日期:2009-03-27
资源大小:7338k
文件大小:33k
- /*****************************************************************************
- * es_out.c: Es Out handler for input.
- *****************************************************************************
- * Copyright (C) 2003-2004 VideoLAN
- * $Id: es_out.c 9139 2004-11-04 21:05:57Z hartman $
- *
- * Authors: Laurent Aimar <fenrir@via.ecp.fr>
- *
- * This program 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.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
- *****************************************************************************/
- /*****************************************************************************
- * Preamble
- *****************************************************************************/
- #include <stdlib.h>
- #include <vlc/vlc.h>
- #include <vlc/input.h>
- #include <vlc/decoder.h>
- #include "input_internal.h"
- #include "vlc_playlist.h"
- #include "iso_lang.h"
- /*****************************************************************************
- * Local prototypes
- *****************************************************************************/
- typedef struct
- {
- /* Program ID */
- int i_id;
- /* Number of es for this pgrm */
- int i_es;
- vlc_bool_t b_selected;
- /* Clock for this program */
- input_clock_t clock;
- } es_out_pgrm_t;
- struct es_out_id_t
- {
- /* ES ID */
- int i_id;
- es_out_pgrm_t *p_pgrm;
- /* Channel in the track type */
- int i_channel;
- es_format_t fmt;
- char *psz_language;
- decoder_t *p_dec;
- };
- struct es_out_sys_t
- {
- input_thread_t *p_input;
- /* all programs */
- int i_pgrm;
- es_out_pgrm_t **pgrm;
- es_out_pgrm_t **pp_selected_pgrm; /* --programs */
- es_out_pgrm_t *p_pgrm; /* Master program */
- /* all es */
- int i_id;
- int i_es;
- es_out_id_t **es;
- /* mode gestion */
- vlc_bool_t b_active;
- int i_mode;
- /* es count */
- int i_audio;
- int i_video;
- int i_sub;
- /* es to select */
- int i_audio_last;
- int i_sub_last;
- /* current main es */
- es_out_id_t *p_es_audio;
- es_out_id_t *p_es_video;
- es_out_id_t *p_es_sub;
- /* delay */
- int64_t i_audio_delay;
- int64_t i_spu_delay;
- };
- static es_out_id_t *EsOutAdd ( es_out_t *, es_format_t * );
- static int EsOutSend ( es_out_t *, es_out_id_t *, block_t * );
- static void EsOutDel ( es_out_t *, es_out_id_t * );
- static void EsOutSelect( es_out_t *out, es_out_id_t *es, vlc_bool_t b_force );
- static int EsOutControl( es_out_t *, int i_query, va_list );
- static void EsOutAddInfo( es_out_t *, es_out_id_t *es );
- static void EsSelect( es_out_t *out, es_out_id_t *es );
- static void EsUnselect( es_out_t *out, es_out_id_t *es, vlc_bool_t b_update );
- static char *LanguageGetName( const char *psz_code );
- /*****************************************************************************
- * input_EsOutNew:
- *****************************************************************************/
- es_out_t *input_EsOutNew( input_thread_t *p_input )
- {
- es_out_t *out = malloc( sizeof( es_out_t ) );
- es_out_sys_t *p_sys = malloc( sizeof( es_out_sys_t ) );
- vlc_value_t val;
- out->pf_add = EsOutAdd;
- out->pf_send = EsOutSend;
- out->pf_del = EsOutDel;
- out->pf_control = EsOutControl;
- out->p_sys = p_sys;
- p_sys->p_input = p_input;
- p_sys->b_active = VLC_FALSE;
- p_sys->i_mode = ES_OUT_MODE_AUTO;
- p_sys->i_pgrm = 0;
- p_sys->pgrm = NULL;
- p_sys->p_pgrm = NULL;
- p_sys->i_id = 0;
- p_sys->i_es = 0;
- p_sys->es = NULL;
- p_sys->i_audio = 0;
- p_sys->i_video = 0;
- p_sys->i_sub = 0;
- var_Get( p_input, "audio-channel", &val );
- p_sys->i_audio_last = val.i_int;
- var_Get( p_input, "spu-channel", &val );
- p_sys->i_sub_last = val.i_int;
- p_sys->p_es_audio = NULL;
- p_sys->p_es_video = NULL;
- p_sys->p_es_sub = NULL;
- p_sys->i_audio_delay= 0;
- p_sys->i_spu_delay = 0;
- return out;
- }
- /*****************************************************************************
- * input_EsOutDelete:
- *****************************************************************************/
- void input_EsOutDelete( es_out_t *out )
- {
- es_out_sys_t *p_sys = out->p_sys;
- int i;
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec )
- {
- input_DecoderDelete( p_sys->es[i]->p_dec );
- }
- if( p_sys->es[i]->psz_language )
- free( p_sys->es[i]->psz_language );
- es_format_Clean( &p_sys->es[i]->fmt );
- free( p_sys->es[i] );
- }
- if( p_sys->es )
- free( p_sys->es );
- for( i = 0; i < p_sys->i_pgrm; i++ )
- {
- free( p_sys->pgrm[i] );
- }
- if( p_sys->pgrm )
- free( p_sys->pgrm );
- free( p_sys );
- free( out );
- }
- es_out_id_t *input_EsOutGetFromID( es_out_t *out, int i_id )
- {
- int i;
- if( i_id < 0 )
- {
- /* Special HACK, -i_id is tha cat of the stream */
- return (es_out_id_t*)((uint8_t*)NULL-i_id);
- }
- for( i = 0; i < out->p_sys->i_es; i++ )
- {
- if( out->p_sys->es[i]->i_id == i_id )
- return out->p_sys->es[i];
- }
- return NULL;
- }
- void input_EsOutDiscontinuity( es_out_t *out, vlc_bool_t b_audio )
- {
- es_out_sys_t *p_sys = out->p_sys;
- int i;
- for( i = 0; i < p_sys->i_es; i++ )
- {
- es_out_id_t *es = p_sys->es[i];
- /* Send a dummy block to let decoder know that
- * there is a discontinuity */
- if( es->p_dec && ( !b_audio || es->fmt.i_cat == AUDIO_ES ) )
- {
- input_DecoderDiscontinuity( es->p_dec );
- }
- }
- }
- void input_EsOutSetDelay( es_out_t *out, int i_cat, int64_t i_delay )
- {
- es_out_sys_t *p_sys = out->p_sys;
- if( i_cat == AUDIO_ES )
- p_sys->i_audio_delay = i_delay;
- else if( i_cat == SPU_ES )
- p_sys->i_spu_delay = i_delay;
- }
- vlc_bool_t input_EsOutDecodersEmpty( es_out_t *out )
- {
- es_out_sys_t *p_sys = out->p_sys;
- int i;
- for( i = 0; i < p_sys->i_es; i++ )
- {
- es_out_id_t *es = p_sys->es[i];
- if( es->p_dec && !input_DecoderEmpty( es->p_dec ) )
- return VLC_FALSE;
- }
- return VLC_TRUE;
- }
- /*****************************************************************************
- *
- *****************************************************************************/
- static void EsOutESVarUpdate( es_out_t *out, es_out_id_t *es,
- vlc_bool_t b_delete )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- vlc_value_t val, text;
- char *psz_var;
- if( es->fmt.i_cat == AUDIO_ES )
- psz_var = "audio-es";
- else if( es->fmt.i_cat == VIDEO_ES )
- psz_var = "video-es";
- else if( es->fmt.i_cat == SPU_ES )
- psz_var = "spu-es";
- else
- return;
- if( b_delete )
- {
- val.i_int = es->i_id;
- var_Change( p_input, psz_var, VLC_VAR_DELCHOICE, &val, NULL );
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- return;
- }
- /* Get the number of ES already added */
- var_Change( p_input, psz_var, VLC_VAR_CHOICESCOUNT, &val, NULL );
- if( val.i_int == 0 )
- {
- vlc_value_t val2;
- /* First one, we need to add the "Disable" choice */
- val2.i_int = -1; text.psz_string = _("Disable");
- var_Change( p_input, psz_var, VLC_VAR_ADDCHOICE, &val2, &text );
- val.i_int++;
- }
- /* Take care of the ES description */
- if( es->fmt.psz_description && *es->fmt.psz_description )
- {
- if( es->psz_language && *es->psz_language )
- {
- text.psz_string = malloc( strlen( es->fmt.psz_description) + strlen( es->psz_language ) + 10 );
- sprintf( text.psz_string, "%s - [%s]", es->fmt.psz_description, es->psz_language );
- }
- else text.psz_string = strdup( es->fmt.psz_description );
- }
- else
- {
- if( es->psz_language && *es->psz_language )
- {
- char *temp;
- text.psz_string = malloc( strlen( _("Track %i") )+ strlen( es->psz_language ) + 30 );
- asprintf( &temp, _("Track %i"), val.i_int );
- sprintf( text.psz_string, "%s - [%s]", temp, es->psz_language );
- free( temp );
- }
- else
- {
- text.psz_string = malloc( strlen( _("Track %i") ) + 20 );
- sprintf( text.psz_string, _("Track %i"), val.i_int );
- }
- }
- val.i_int = es->i_id;
- var_Change( p_input, psz_var, VLC_VAR_ADDCHOICE, &val, &text );
- free( text.psz_string );
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- }
- /* EsOutProgramSelect:
- * Select a program and update the object variable
- */
- static void EsOutProgramSelect( es_out_t *out, es_out_pgrm_t *p_pgrm )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- vlc_value_t val;
- int i;
- if( p_sys->p_pgrm == p_pgrm )
- return; /* Nothing to do */
- if( p_sys->p_pgrm )
- {
- es_out_pgrm_t *old = p_sys->p_pgrm;
- msg_Dbg( p_input, "Unselecting program id=%d", old->i_id );
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_pgrm == old && p_sys->es[i]->p_dec &&
- p_sys->i_mode != ES_OUT_MODE_ALL )
- EsUnselect( out, p_sys->es[i], VLC_TRUE );
- }
- }
- msg_Dbg( p_input, "Selecting program id=%d", p_pgrm->i_id );
- /* Mark it selected */
- p_pgrm->b_selected = VLC_TRUE;
- /* Switch master stream */
- if( p_sys->p_pgrm && p_sys->p_pgrm->clock.b_master )
- {
- p_sys->p_pgrm->clock.b_master = VLC_FALSE;
- }
- p_pgrm->clock.b_master = VLC_TRUE;
- p_sys->p_pgrm = p_pgrm;
- /* Update "program" */
- val.i_int = p_pgrm->i_id;
- var_Change( p_input, "program", VLC_VAR_SETVALUE, &val, NULL );
- /* Update "es-*" */
- var_Change( p_input, "audio-es", VLC_VAR_CLEARCHOICES, NULL, NULL );
- var_Change( p_input, "video-es", VLC_VAR_CLEARCHOICES, NULL, NULL );
- var_Change( p_input, "spu-es", VLC_VAR_CLEARCHOICES, NULL, NULL );
- for( i = 0; i < p_sys->i_es; i++ )
- {
- EsOutESVarUpdate( out, p_sys->es[i], VLC_FALSE );
- EsOutSelect( out, p_sys->es[i], VLC_FALSE );
- }
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- }
- /* EsOutAddProgram:
- * Add a program
- */
- static es_out_pgrm_t *EsOutProgramAdd( es_out_t *out, int i_group )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- vlc_value_t val;
- es_out_pgrm_t *p_pgrm = malloc( sizeof( es_out_pgrm_t ) );
- /* Init */
- p_pgrm->i_id = i_group;
- p_pgrm->i_es = 0;
- p_pgrm->b_selected = VLC_FALSE;
- input_ClockInit( &p_pgrm->clock, VLC_FALSE, p_input->input.i_cr_average );
- /* Append it */
- TAB_APPEND( p_sys->i_pgrm, p_sys->pgrm, p_pgrm );
- /* Update "program" variable */
- val.i_int = i_group;
- var_Change( p_input, "program", VLC_VAR_ADDCHOICE, &val, NULL );
- if( i_group == var_GetInteger( p_input, "program" ) )
- {
- EsOutProgramSelect( out, p_pgrm );
- }
- else
- {
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- }
- return p_pgrm;
- }
- /* EsOutAdd:
- * Add an es_out
- */
- static es_out_id_t *EsOutAdd( es_out_t *out, es_format_t *fmt )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- es_out_id_t *es = malloc( sizeof( es_out_id_t ) );
- es_out_pgrm_t *p_pgrm = NULL;
- int i;
- if( fmt->i_group < 0 )
- {
- msg_Err( p_input, "invalid group number" );
- return NULL;
- }
- /* Search the program */
- for( i = 0; i < p_sys->i_pgrm; i++ )
- {
- if( fmt->i_group == p_sys->pgrm[i]->i_id )
- {
- p_pgrm = p_sys->pgrm[i];
- break;
- }
- }
- if( p_pgrm == NULL )
- {
- /* Create a new one */
- p_pgrm = EsOutProgramAdd( out, fmt->i_group );
- }
- /* Increase ref count for program */
- p_pgrm->i_es++;
- /* Set up ES */
- if( fmt->i_id < 0 )
- fmt->i_id = out->p_sys->i_id;
- es->i_id = fmt->i_id;
- es->p_pgrm = p_pgrm;
- es_format_Copy( &es->fmt, fmt );
- switch( fmt->i_cat )
- {
- case AUDIO_ES:
- es->i_channel = p_sys->i_audio;
- break;
- case VIDEO_ES:
- es->i_channel = p_sys->i_video;
- break;
- case SPU_ES:
- es->i_channel = p_sys->i_sub;
- break;
- default:
- es->i_channel = 0;
- break;
- }
- es->psz_language = LanguageGetName( fmt->psz_language ); /* remember so we only need to do it once */
- es->p_dec = NULL;
- if( es->p_pgrm == p_sys->p_pgrm )
- EsOutESVarUpdate( out, es, VLC_FALSE );
- /* Select it if needed */
- EsOutSelect( out, es, VLC_FALSE );
- TAB_APPEND( out->p_sys->i_es, out->p_sys->es, es );
- p_sys->i_id++; /* always incremented */
- switch( fmt->i_cat )
- {
- case AUDIO_ES:
- p_sys->i_audio++;
- break;
- case SPU_ES:
- p_sys->i_sub++;
- break;
- case VIDEO_ES:
- p_sys->i_video++;
- break;
- }
- EsOutAddInfo( out, es );
- return es;
- }
- static void EsSelect( es_out_t *out, es_out_id_t *es )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- vlc_value_t val;
- char *psz_var;
- if( es->p_dec )
- {
- msg_Warn( p_input, "ES 0x%x is already selected", es->i_id );
- return;
- }
- if( es->fmt.i_cat == VIDEO_ES || es->fmt.i_cat == SPU_ES )
- {
- if( !var_GetBool( p_input, "video" ) ||
- ( p_input->p_sout && !var_GetBool( p_input, "sout-video" ) ) )
- {
- msg_Dbg( p_input, "video is disabled, not selecting ES 0x%x",
- es->i_id );
- return;
- }
- }
- else if( es->fmt.i_cat == AUDIO_ES )
- {
- var_Get( p_input, "audio", &val );
- if( !var_GetBool( p_input, "audio" ) ||
- ( p_input->p_sout && !var_GetBool( p_input, "sout-audio" ) ) )
- {
- msg_Dbg( p_input, "audio is disabled, not selecting ES 0x%x",
- es->i_id );
- return;
- }
- }
- es->p_dec = input_DecoderNew( p_input, &es->fmt, VLC_FALSE );
- if( es->p_dec == NULL || es->p_pgrm != p_sys->p_pgrm )
- return;
- if( es->fmt.i_cat == VIDEO_ES )
- psz_var = "video-es";
- else if( es->fmt.i_cat == AUDIO_ES )
- psz_var = "audio-es";
- else if( es->fmt.i_cat == SPU_ES )
- psz_var = "spu-es";
- else
- return;
- /* Mark it as selected */
- val.i_int = es->i_id;
- var_Change( p_input, psz_var, VLC_VAR_SETVALUE, &val, NULL );
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- }
- static void EsUnselect( es_out_t *out, es_out_id_t *es, vlc_bool_t b_update )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- vlc_value_t val;
- char *psz_var;
- if( es->p_dec == NULL )
- {
- msg_Warn( p_input, "ES 0x%x is already unselected", es->i_id );
- return;
- }
- input_DecoderDelete( es->p_dec );
- es->p_dec = NULL;
- if( !b_update )
- return;
- /* Update var */
- if( es->p_dec == NULL )
- return;
- if( es->fmt.i_cat == VIDEO_ES )
- psz_var = "video-es";
- else if( es->fmt.i_cat == AUDIO_ES )
- psz_var = "audio-es";
- else if( es->fmt.i_cat == SPU_ES )
- psz_var = "spu-es";
- else
- return;
- /* Mark it as selected */
- val.i_int = -1;
- var_Change( p_input, psz_var, VLC_VAR_SETVALUE, &val, NULL );
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- }
- /**
- * Select an ES given the current mode
- * XXX: you need to take a the lock before (stream.stream_lock)
- *
- * param out The es_out structure
- * param es es_out_id structure
- * param b_force ...
- * return nothing
- */
- static void EsOutSelect( es_out_t *out, es_out_id_t *es, vlc_bool_t b_force )
- {
- es_out_sys_t *p_sys = out->p_sys;
- int i_cat = es->fmt.i_cat;
- if( !p_sys->b_active ||
- ( !b_force && es->fmt.i_priority < 0 ) )
- {
- return;
- }
- if( p_sys->i_mode == ES_OUT_MODE_ALL || b_force )
- {
- if( !es->p_dec )
- EsSelect( out, es );
- }
- else if( p_sys->i_mode == ES_OUT_MODE_PARTIAL )
- {
- vlc_value_t val;
- int i;
- var_Get( p_sys->p_input, "programs", &val );
- for ( i = 0; i < val.p_list->i_count; i++ )
- {
- if ( val.p_list->p_values[i].i_int == es->p_pgrm->i_id || b_force )
- {
- if( !es->p_dec )
- EsSelect( out, es );
- break;
- }
- }
- var_Change( p_sys->p_input, "programs", VLC_VAR_FREELIST, &val, NULL );
- }
- else if( p_sys->i_mode == ES_OUT_MODE_AUTO )
- {
- int i_wanted = -1;
- if( es->p_pgrm != p_sys->p_pgrm )
- return;
- if( i_cat == AUDIO_ES )
- {
- if( p_sys->p_es_audio &&
- p_sys->p_es_audio->fmt.i_priority >= es->fmt.i_priority )
- {
- return;
- }
- i_wanted = p_sys->i_audio_last >= 0 ?
- p_sys->i_audio_last : es->i_channel;
- }
- else if( i_cat == SPU_ES )
- {
- if( p_sys->p_es_sub &&
- p_sys->p_es_sub->fmt.i_priority >=
- es->fmt.i_priority )
- {
- return;
- }
- i_wanted = p_sys->i_sub_last;
- }
- else if( i_cat == VIDEO_ES )
- {
- i_wanted = es->i_channel;
- }
- if( i_wanted == es->i_channel && es->p_dec == NULL )
- EsSelect( out, es );
- }
- /* FIXME TODO handle priority here */
- if( es->p_dec )
- {
- if( i_cat == AUDIO_ES )
- {
- if( p_sys->i_mode == ES_OUT_MODE_AUTO &&
- p_sys->p_es_audio &&
- p_sys->p_es_audio != es &&
- p_sys->p_es_audio->p_dec )
- {
- EsUnselect( out, p_sys->p_es_audio, VLC_FALSE );
- }
- p_sys->p_es_audio = es;
- }
- else if( i_cat == SPU_ES )
- {
- if( p_sys->i_mode == ES_OUT_MODE_AUTO &&
- p_sys->p_es_sub &&
- p_sys->p_es_sub != es &&
- p_sys->p_es_sub->p_dec )
- {
- EsUnselect( out, p_sys->p_es_sub, VLC_FALSE );
- }
- p_sys->p_es_sub = es;
- }
- else if( i_cat == VIDEO_ES )
- {
- p_sys->p_es_video = es;
- }
- }
- }
- /**
- * Send a block for the given es_out
- *
- * param out the es_out to send from
- * param es the es_out_id
- * param p_block the data block to send
- */
- static int EsOutSend( es_out_t *out, es_out_id_t *es, block_t *p_block )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- es_out_pgrm_t *p_pgrm = es->p_pgrm;
- int64_t i_delay;
- if( es->fmt.i_cat == AUDIO_ES )
- i_delay = p_sys->i_audio_delay;
- else if( es->fmt.i_cat == SPU_ES )
- i_delay = p_sys->i_spu_delay;
- else
- i_delay = 0;
- /* +11 -> avoid null value with non null dts/pts */
- if( p_block->i_dts > 0 )
- {
- p_block->i_dts =
- input_ClockGetTS( p_input, &p_pgrm->clock,
- ( p_block->i_dts + 11 ) * 9 / 100 ) + i_delay;
- }
- if( p_block->i_pts > 0 )
- {
- p_block->i_pts =
- input_ClockGetTS( p_input, &p_pgrm->clock,
- ( p_block->i_pts + 11 ) * 9 / 100 ) + i_delay;
- }
- p_block->i_rate = p_input->i_rate;
- /* TODO handle mute */
- if( es->p_dec && ( es->fmt.i_cat != AUDIO_ES ||
- p_input->i_rate == INPUT_RATE_DEFAULT ) )
- {
- input_DecoderDecode( es->p_dec, p_block );
- }
- else
- {
- block_Release( p_block );
- }
- return VLC_SUCCESS;
- }
- /*****************************************************************************
- * EsOutDel:
- *****************************************************************************/
- static void EsOutDel( es_out_t *out, es_out_id_t *es )
- {
- es_out_sys_t *p_sys = out->p_sys;
- /* We don't try to reselect */
- if( es->p_dec )
- EsUnselect( out, es, es->p_pgrm == p_sys->p_pgrm );
- if( es->p_pgrm == p_sys->p_pgrm )
- EsOutESVarUpdate( out, es, VLC_TRUE );
- TAB_REMOVE( p_sys->i_es, p_sys->es, es );
- es->p_pgrm->i_es--;
- if( es->p_pgrm->i_es == 0 )
- {
- msg_Warn( p_sys->p_input, "Program doesn't contain anymore ES, "
- "TODO cleaning ?" );
- }
- if( p_sys->p_es_audio == es ) p_sys->p_es_audio = NULL;
- if( p_sys->p_es_video == es ) p_sys->p_es_video = NULL;
- if( p_sys->p_es_sub == es ) p_sys->p_es_sub = NULL;
- switch( es->fmt.i_cat )
- {
- case AUDIO_ES:
- p_sys->i_audio--;
- break;
- case SPU_ES:
- p_sys->i_sub--;
- break;
- case VIDEO_ES:
- p_sys->i_video--;
- break;
- }
- if( es->psz_language )
- free( es->psz_language );
- es_format_Clean( &es->fmt );
- free( es );
- }
- /**
- * Control query handler
- *
- * param out the es_out to control
- * param i_query A es_out query as defined in include/ninput.h
- * param args a variable list of arguments for the query
- * return VLC_SUCCESS or an error code
- */
- static int EsOutControl( es_out_t *out, int i_query, va_list args )
- {
- es_out_sys_t *p_sys = out->p_sys;
- vlc_bool_t b, *pb;
- int i, *pi;
- es_out_id_t *es;
- switch( i_query )
- {
- case ES_OUT_SET_ES_STATE:
- es = (es_out_id_t*) va_arg( args, es_out_id_t * );
- b = (vlc_bool_t) va_arg( args, vlc_bool_t );
- if( b && es->p_dec == NULL )
- {
- EsSelect( out, es );
- return es->p_dec ? VLC_SUCCESS : VLC_EGENERIC;
- }
- else if( !b && es->p_dec )
- {
- EsUnselect( out, es, es->p_pgrm == p_sys->p_pgrm );
- return VLC_SUCCESS;
- }
- return VLC_SUCCESS;
- case ES_OUT_GET_ES_STATE:
- es = (es_out_id_t*) va_arg( args, es_out_id_t * );
- pb = (vlc_bool_t*) va_arg( args, vlc_bool_t * );
- *pb = es->p_dec ? VLC_TRUE : VLC_FALSE;
- return VLC_SUCCESS;
- case ES_OUT_SET_ACTIVE:
- {
- b = (vlc_bool_t) va_arg( args, vlc_bool_t );
- p_sys->b_active = b;
- /* Needed ? */
- if( b )
- var_SetBool( p_sys->p_input, "intf-change", VLC_TRUE );
- return VLC_SUCCESS;
- }
- case ES_OUT_GET_ACTIVE:
- pb = (vlc_bool_t*) va_arg( args, vlc_bool_t * );
- *pb = p_sys->b_active;
- return VLC_SUCCESS;
- case ES_OUT_SET_MODE:
- i = (int) va_arg( args, int );
- if( i == ES_OUT_MODE_NONE || i == ES_OUT_MODE_ALL ||
- i == ES_OUT_MODE_AUTO || i == ES_OUT_MODE_PARTIAL )
- {
- p_sys->i_mode = i;
- /* Reapply policy mode */
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec )
- {
- EsUnselect( out, p_sys->es[i],
- p_sys->es[i]->p_pgrm == p_sys->p_pgrm );
- }
- }
- for( i = 0; i < p_sys->i_es; i++ )
- {
- EsOutSelect( out, p_sys->es[i], VLC_FALSE );
- }
- return VLC_SUCCESS;
- }
- return VLC_EGENERIC;
- case ES_OUT_GET_MODE:
- pi = (int*) va_arg( args, int* );
- *pi = p_sys->i_mode;
- return VLC_SUCCESS;
- case ES_OUT_SET_ES:
- es = (es_out_id_t*) va_arg( args, es_out_id_t * );
- /* Special case NULL, NULL+i_cat */
- if( es == NULL )
- {
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec )
- EsUnselect( out, p_sys->es[i],
- p_sys->es[i]->p_pgrm == p_sys->p_pgrm );
- }
- }
- else if( es == (es_out_id_t*)((uint8_t*)NULL+AUDIO_ES) )
- {
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec &&
- p_sys->es[i]->fmt.i_cat == AUDIO_ES )
- EsUnselect( out, p_sys->es[i],
- p_sys->es[i]->p_pgrm == p_sys->p_pgrm );
- }
- }
- else if( es == (es_out_id_t*)((uint8_t*)NULL+VIDEO_ES) )
- {
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec &&
- p_sys->es[i]->fmt.i_cat == VIDEO_ES )
- EsUnselect( out, p_sys->es[i],
- p_sys->es[i]->p_pgrm == p_sys->p_pgrm );
- }
- }
- else if( es == (es_out_id_t*)((uint8_t*)NULL+SPU_ES) )
- {
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( p_sys->es[i]->p_dec &&
- p_sys->es[i]->fmt.i_cat == SPU_ES )
- EsUnselect( out, p_sys->es[i],
- p_sys->es[i]->p_pgrm == p_sys->p_pgrm );
- }
- }
- else
- {
- for( i = 0; i < p_sys->i_es; i++ )
- {
- if( es == p_sys->es[i] )
- {
- EsOutSelect( out, es, VLC_TRUE );
- break;
- }
- }
- }
- return VLC_SUCCESS;
- case ES_OUT_SET_PCR:
- case ES_OUT_SET_GROUP_PCR:
- {
- es_out_pgrm_t *p_pgrm = NULL;
- int i_group = 0;
- int64_t i_pcr;
- if( i_query == ES_OUT_SET_PCR )
- {
- p_pgrm = p_sys->p_pgrm;
- }
- else
- {
- int i;
- i_group = (int)va_arg( args, int );
- for( i = 0; i < p_sys->i_pgrm; i++ )
- {
- if( p_sys->pgrm[i]->i_id == i_group )
- {
- p_pgrm = p_sys->pgrm[i];
- break;
- }
- }
- }
- if( p_pgrm == NULL )
- p_pgrm = EsOutProgramAdd( out, i_group ); /* Create it */
- i_pcr = (int64_t)va_arg( args, int64_t );
- /* search program */
- /* 11 is a vodoo trick to avoid non_pcr*9/100 to be null */
- input_ClockSetPCR( p_sys->p_input, &p_pgrm->clock,
- (i_pcr + 11 ) * 9 / 100);
- return VLC_SUCCESS;
- }
- case ES_OUT_RESET_PCR:
- for( i = 0; i < p_sys->i_pgrm; i++ )
- {
- p_sys->pgrm[i]->clock.i_synchro_state = SYNCHRO_REINIT;
- p_sys->pgrm[i]->clock.last_pts = 0;
- }
- return VLC_SUCCESS;
- case ES_OUT_GET_TS:
- if( p_sys->p_pgrm )
- {
- int64_t i_ts = (int64_t)va_arg( args, int64_t );
- int64_t *pi_ts = (int64_t *)va_arg( args, int64_t * );
- *pi_ts = input_ClockGetTS( p_sys->p_input,
- &p_sys->p_pgrm->clock,
- ( i_ts + 11 ) * 9 / 100 );
- return VLC_SUCCESS;
- }
- return VLC_EGENERIC;
- case ES_OUT_GET_GROUP:
- pi = (int*) va_arg( args, int* );
- if( p_sys->p_pgrm )
- *pi = p_sys->p_pgrm->i_id;
- else
- *pi = -1; /* FIXME */
- return VLC_SUCCESS;
- case ES_OUT_SET_GROUP:
- {
- int j;
- i = (int) va_arg( args, int );
- for( j = 0; j < p_sys->i_pgrm; j++ )
- {
- es_out_pgrm_t *p_pgrm = p_sys->pgrm[j];
- if( p_pgrm->i_id == i )
- {
- EsOutProgramSelect( out, p_pgrm );
- return VLC_SUCCESS;
- }
- }
- return VLC_EGENERIC;
- }
- case ES_OUT_SET_FMT:
- {
- /* This ain't pretty but is need by some demuxers (eg. Ogg )
- * to update the p_extra data */
- es_format_t *p_fmt;
- es = (es_out_id_t*) va_arg( args, es_out_id_t * );
- p_fmt = (es_format_t*) va_arg( args, es_format_t * );
- if( es == NULL ) return VLC_EGENERIC;
- if( p_fmt->i_extra )
- {
- es->fmt.i_extra = p_fmt->i_extra;
- es->fmt.p_extra = realloc( es->fmt.p_extra, p_fmt->i_extra );
- memcpy( es->fmt.p_extra, p_fmt->p_extra, p_fmt->i_extra );
- if( !es->p_dec ) return VLC_SUCCESS;
- es->p_dec->fmt_in.i_extra = p_fmt->i_extra;
- es->p_dec->fmt_in.p_extra =
- realloc( es->p_dec->fmt_in.p_extra, p_fmt->i_extra );
- memcpy( es->p_dec->fmt_in.p_extra,
- p_fmt->p_extra, p_fmt->i_extra );
- }
- return VLC_SUCCESS;
- }
- default:
- msg_Err( p_sys->p_input, "unknown query in es_out_Control" );
- return VLC_EGENERIC;
- }
- }
- /****************************************************************************
- * LanguageGetName: try to expend iso639 into plain name
- ****************************************************************************/
- static char *LanguageGetName( const char *psz_code )
- {
- const iso639_lang_t *pl;
- if( psz_code == NULL )
- {
- return strdup( "" );
- }
- if( strlen( psz_code ) == 2 )
- {
- pl = GetLang_1( psz_code );
- }
- else if( strlen( psz_code ) == 3 )
- {
- pl = GetLang_2B( psz_code );
- if( !strcmp( pl->psz_iso639_1, "??" ) )
- {
- pl = GetLang_2T( psz_code );
- }
- }
- else
- {
- return strdup( psz_code );
- }
- if( !strcmp( pl->psz_iso639_1, "??" ) )
- {
- return strdup( psz_code );
- }
- else
- {
- if( *pl->psz_native_name )
- {
- return strdup( pl->psz_native_name );
- }
- return strdup( pl->psz_eng_name );
- }
- }
- /****************************************************************************
- * EsOutAddInfo:
- * - add meta info to the playlist item
- ****************************************************************************/
- static void EsOutAddInfo( es_out_t *out, es_out_id_t *es )
- {
- es_out_sys_t *p_sys = out->p_sys;
- input_thread_t *p_input = p_sys->p_input;
- es_format_t *fmt = &es->fmt;
- char *psz_cat;
- /* Add stream info */
- asprintf( &psz_cat, _("Stream %d"), out->p_sys->i_id - 1 );
- input_Control( p_input, INPUT_ADD_INFO, psz_cat, _("Codec"),
- "%.4s", (char*)&fmt->i_codec );
- input_Control( p_input, INPUT_ADD_INFO, psz_cat, _("Language"),
- "%s", es->psz_language );
- /* Add information */
- switch( fmt->i_cat )
- {
- case AUDIO_ES:
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Type"), _("Audio") );
- if( fmt->audio.i_channels > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat, _("Channels"),
- "%d", fmt->audio.i_channels );
- if( fmt->audio.i_rate > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat, _("Sample rate"),
- _("%d Hz"), fmt->audio.i_rate );
- if( fmt->audio.i_bitspersample > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Bits per sample"), "%d",
- fmt->audio.i_bitspersample );
- if( fmt->i_bitrate > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat, _("Bitrate"),
- _("%d kb/s"), fmt->i_bitrate / 1000 );
- break;
- case VIDEO_ES:
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Type"), _("Video") );
- if( fmt->video.i_width > 0 && fmt->video.i_height > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Resolution"), "%dx%d",
- fmt->video.i_width, fmt->video.i_height );
- if( fmt->video.i_visible_width > 0 &&
- fmt->video.i_visible_height > 0 )
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Display resolution"), "%dx%d",
- fmt->video.i_visible_width,
- fmt->video.i_visible_height);
- break;
- case SPU_ES:
- input_Control( p_input, INPUT_ADD_INFO, psz_cat,
- _("Type"), _("Subtitle") );
- break;
- default:
- break;
- }
- free( psz_cat );
- }