* input_programs.c: es_descriptor_t, pgrm_descriptor_t management
*****************************************************************************
* Copyright (C) 1999-2002 VideoLAN
- * $Id: input_programs.c,v 1.105 2003/05/04 22:42:17 gbazin Exp $
+ * $Id: input_programs.c,v 1.106 2003/05/05 22:23:42 gbazin Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
vlc_value_t, vlc_value_t, void * );
static int NavigationCallback( vlc_object_t *, char const *,
vlc_value_t, vlc_value_t, void * );
+static int ESCallback( vlc_object_t *, char const *,
+ vlc_value_t, vlc_value_t, void * );
/*****************************************************************************
* input_InitStream: init the stream descriptor of the given input
*****************************************************************************/
int input_InitStream( input_thread_t * p_input, size_t i_data_len )
{
+ vlc_value_t text;
p_input->stream.i_stream_id = 0;
/* Create a few object variables used for navigation in the interfaces */
var_Create( p_input, "program", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Program");
+ var_Change( p_input, "program", VLC_VAR_SETTEXT, &text, NULL );
var_Create( p_input, "title", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Title");
+ var_Change( p_input, "title", VLC_VAR_SETTEXT, &text, NULL );
var_Create( p_input, "chapter", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Chapter");
+ var_Change( p_input, "chapter", VLC_VAR_SETTEXT, &text, NULL );
var_Create( p_input, "navigation", VLC_VAR_VARIABLE | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Navigation");
+ var_Change( p_input, "navigation", VLC_VAR_SETTEXT, &text, NULL );
+ var_Create( p_input, "video-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Video track");
+ var_Change( p_input, "video-es", VLC_VAR_SETTEXT, &text, NULL );
+ var_Create( p_input, "audio-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Audio track");
+ var_Change( p_input, "audio-es", VLC_VAR_SETTEXT, &text, NULL );
+ var_Create( p_input, "spu-es", VLC_VAR_INTEGER | VLC_VAR_HASCHOICE );
+ text.psz_string = _("Subtitle track");
+ var_Change( p_input, "spu-es", VLC_VAR_SETTEXT, &text, NULL );
+
var_AddCallback( p_input, "program", ProgramCallback, NULL );
var_AddCallback( p_input, "title", TitleCallback, NULL );
var_AddCallback( p_input, "chapter", ChapterCallback, NULL );
+ var_AddCallback( p_input, "video-es", ESCallback, NULL );
+ var_AddCallback( p_input, "audio-es", ESCallback, NULL );
+ var_AddCallback( p_input, "spu-es", ESCallback, NULL );
return 0;
}
*****************************************************************************/
void input_EndStream( input_thread_t * p_input )
{
- /* Free navigation variables */
- var_Destroy( p_input, "program" );
- var_Destroy( p_input, "title" );
- var_Destroy( p_input, "chapter" );
-
/* Free all programs and associated ES, and associated decoders. */
while( p_input->stream.i_pgrm_number )
{
{
free( p_input->stream.p_demux_data );
}
+
+ /* Free navigation variables */
+ var_Destroy( p_input, "program" );
+ var_Destroy( p_input, "title" );
+ var_Destroy( p_input, "chapter" );
+ var_Destroy( p_input, "video-es" );
+ var_Destroy( p_input, "audio-es" );
+ var_Destroy( p_input, "spu-es" );
}
/*****************************************************************************
*****************************************************************************/
es_descriptor_t * input_AddES( input_thread_t * p_input,
pgrm_descriptor_t * p_pgrm, u16 i_es_id,
+ int i_category, char const *psz_desc,
size_t i_data_len )
{
es_descriptor_t * p_es;
+ vlc_value_t val, text;
+ char *psz_var = NULL;
p_es = (es_descriptor_t *)malloc( sizeof(es_descriptor_t) );
if( p_es == NULL )
/* Init its values */
p_es->i_id = i_es_id;
- p_es->psz_desc[0] = '\0';
+ p_es->psz_desc = psz_desc ? strdup( psz_desc ) : NULL;
p_es->p_pes = NULL;
p_es->p_decoder_fifo = NULL;
- p_es->i_cat = UNKNOWN_ES;
+ p_es->i_cat = i_category;
p_es->i_demux_fd = 0;
p_es->c_packets = 0;
p_es->c_invalid_packets = 0;
p_es->p_pgrm = NULL;
}
+ switch( i_category )
+ {
+ case AUDIO_ES:
+ psz_var = "audio-es";
+ break;
+ case SPU_ES:
+ psz_var = "spu-es";
+ break;
+ case VIDEO_ES:
+ psz_var = "video-es";
+ break;
+ }
+
+ if( psz_var )
+ {
+ val.i_int = p_es->i_id;
+ text.psz_string = (char *)psz_desc;
+ var_Change( p_input, psz_var, VLC_VAR_ADDCHOICE, &val, &text );
+ }
+
return p_es;
}
{
unsigned int i_index, i_es_index;
pgrm_descriptor_t * p_pgrm;
+ char * psz_var;
+ vlc_value_t val;
/* Find the ES in the ES table */
for( i_es_index = 0; i_es_index < p_input->stream.i_es_number;
return;
}
- p_pgrm = p_es->p_pgrm;
+ /* Remove es from its associated variable */
+ switch( p_es->i_cat )
+ {
+ case AUDIO_ES:
+ psz_var = "audio-es";
+ break;
+ case SPU_ES:
+ psz_var = "spu-es";
+ break;
+ case VIDEO_ES:
+ default:
+ psz_var = "video-es";
+ break;
+ }
+ val.i_int = p_es->i_id;
+ var_Change( p_input, psz_var, VLC_VAR_DELCHOICE, &val, NULL );
/* Kill associated decoder, if any. */
if( p_es->p_decoder_fifo != NULL )
input_EndDecoder( p_input, p_es );
}
- /* Remove this ES from the description of the program if it is associated to
- * one */
+ /* Remove this ES from the description of the program if it is associated
+ * to one */
+ p_pgrm = p_es->p_pgrm;
if( p_pgrm )
{
for( i_index = 0; i_index < p_pgrm->i_es_number; i_index++ )
free( p_es->p_bitmapinfoheader );
}
+ /* Free the description string */
+ if( p_es->psz_desc != NULL )
+ {
+ free( p_es->psz_desc );
+ }
+
/* Find the ES in the ES table */
for( i_es_index = 0; i_es_index < p_input->stream.i_es_number;
i_es_index++ )
*****************************************************************************/
int input_SelectES( input_thread_t * p_input, es_descriptor_t * p_es )
{
+ vlc_value_t val;
+
if( p_es == NULL )
{
msg_Err( p_input, "nothing to do in input_SelectES" );
return -1;
}
+ /* Update the es variable without triggering a callback */
+ val.i_int = p_es->i_id;
+ var_Change( p_input, "audio-es", VLC_VAR_SETVALUE, &val, NULL );
+
return 0;
}
return VLC_SUCCESS;
}
+
+static int ESCallback( vlc_object_t *p_this, char const *psz_cmd,
+ vlc_value_t oldval, vlc_value_t newval, void *p_data )
+{
+ input_thread_t *p_input = (input_thread_t *)p_this;
+ unsigned int i;
+
+ vlc_mutex_lock( &p_input->stream.stream_lock );
+
+ /* Unselect old ES */
+ for( i = 0 ; i < p_input->stream.i_es_number ; i++ )
+ {
+ if( p_input->stream.pp_es[i]->i_id == oldval.i_int &&
+ p_input->stream.pp_es[i]->p_decoder_fifo != NULL )
+ {
+ input_UnselectES( p_input, p_input->stream.pp_es[i] );
+ }
+ }
+
+ /* Select new ES */
+ for( i = 0 ; i < p_input->stream.i_es_number ; i++ )
+ {
+ if( p_input->stream.pp_es[i]->i_id == newval.i_int &&
+ p_input->stream.pp_es[i]->p_decoder_fifo == NULL )
+ {
+ input_SelectES( p_input, p_input->stream.pp_es[i] );
+ }
+ }
+
+ vlc_mutex_unlock( &p_input->stream.stream_lock );
+
+ return VLC_SUCCESS;
+}
projects / vlc / blobdiff