* vlm.c: libvlc new API VLM handling functions
*****************************************************************************
* Copyright (C) 2005 the VideoLAN team
- * $Id: playlist.c 14265 2006-02-12 17:31:39Z zorglub $
+ * $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
*
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <libvlc_internal.h>
-#include <vlc/libvlc.h>
+#include "libvlc_internal.h"
-#include <vlc/vlc.h>
+#include <vlc/libvlc.h>
+#include <vlc_es.h>
#include <vlc_input.h>
#include <vlc_vlm.h>
-void InitVLM( libvlc_instance_t *p_instance )
+#if 0
+/* local function to be used in libvlc_vlm_show_media only */
+static char* recurse_answer( char* psz_prefix, vlm_message_t *p_answer ) {
+ char* psz_childprefix;
+ char* psz_response="";
+ char* response_tmp;
+ int i;
+ vlm_message_t *aw_child, **paw_child;
+
+ asprintf( &psz_childprefix, "%s%s.", psz_prefix, p_answer->psz_name );
+
+ if ( p_answer->i_child )
+ {
+ paw_child = p_answer->child;
+ aw_child = *( paw_child );
+ for( i = 0; i < p_answer->i_child; i++ )
+ {
+ asprintf( &response_tmp, "%s%s%s:%s\n",
+ psz_response, psz_prefix, aw_child->psz_name,
+ aw_child->psz_value );
+ free( psz_response );
+ psz_response = response_tmp;
+ if ( aw_child->i_child )
+ {
+ asprintf(&response_tmp, "%s%s", psz_response,
+ recurse_answer(psz_childprefix, aw_child));
+ free( psz_response );
+ psz_response = response_tmp;
+ }
+ paw_child++;
+ aw_child = *( paw_child );
+ }
+ }
+ free( psz_childprefix );
+ return psz_response;
+}
+
+char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
+ libvlc_exception_t *p_exception )
+{
+ char *psz_message;
+ vlm_message_t *answer;
+ char *psz_response;
+
+ CHECK_VLM;
+#ifdef ENABLE_VLM
+ asprintf( &psz_message, "show %s", psz_name );
+ asprintf( &psz_response, "", psz_name );
+ vlm_ExecuteCommand( p_instance->p_vlm, psz_message, &answer );
+ if( answer->psz_value )
+ {
+ libvlc_exception_raise( p_exception, "Unable to call show %s: %s",
+ psz_name, answer->psz_value );
+ }
+ else
+ {
+ if ( answer->child )
+ {
+ psz_response = recurse_answer( "", answer );
+ }
+ }
+ free( psz_message );
+ return(psz_response );
+#endif
+ return NULL;
+}
+#endif
+
+static int libvlc_vlm_init( libvlc_instance_t *p_instance,
+ libvlc_exception_t *p_exception )
+{
+#ifdef ENABLE_VLM
+ if( !p_instance->p_vlm )
+ p_instance->p_vlm = vlm_New( p_instance->p_libvlc_int );
+#endif
+
+ if( !p_instance->p_vlm )
+ {
+ libvlc_exception_raise( p_exception,
+ "Unable to create VLM. It might be disabled." );
+ return VLC_EGENERIC;
+ }
+ return VLC_SUCCESS;
+}
+#define VLM_RET(p,ret) do { \
+ if( libvlc_vlm_init( p_instance, p_exception ) ) return ret;\
+ (p) = p_instance->p_vlm; \
+ } while(0)
+#define VLM(p) VLM_RET(p,)
+
+static vlm_media_instance_t *libvlc_vlm_get_media_instance( libvlc_instance_t *p_instance,
+ char *psz_name, int i_minstance_idx,
+ libvlc_exception_t *p_exception )
{
- if( p_instance->p_vlm ) return;
- p_instance->p_vlm = vlm_New( p_instance->p_vlc );
+ vlm_t *p_vlm;
+ vlm_media_instance_t **pp_minstance;
+ vlm_media_instance_t *p_minstance;
+ int i_minstance;
+ int64_t id;
+
+ VLM_RET(p_vlm, NULL);
+
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_GET_MEDIA_INSTANCES, id, &pp_minstance, &i_minstance ) )
+ {
+ libvlc_exception_raise( p_exception, "Unable to get %s instances", psz_name );
+ return NULL;
+ }
+ p_minstance = NULL;
+ if( i_minstance_idx >= 0 && i_minstance_idx < i_minstance )
+ {
+ p_minstance = pp_minstance[i_minstance_idx];
+ TAB_REMOVE( i_minstance, pp_minstance, p_minstance );
+ }
+ while( i_minstance > 0 )
+ vlm_media_instance_Delete( pp_minstance[--i_minstance] );
+ TAB_CLEAN( i_minstance, pp_minstance );
+ return p_minstance;
}
-#define CHECK_VLM { if( !p_instance->p_vlm ) InitVLM( p_instance ); \
- if( !p_instance->p_vlm ) {\
- libvlc_exception_raise( p_exception, \
- "Unable to create VLM" ); return; } }
-#define GET_MEDIA { p_media = vlm_MediaSearch( p_instance->p_vlm, psz_name );\
- if( !p_media ) \
- { \
- libvlc_exception_raise( p_exception, \
- "Media %s does not exist", \
- psz_name ); return; } }
+void libvlc_vlm_release( libvlc_instance_t *p_instance, libvlc_exception_t *p_exception)
+{
+ vlm_t *p_vlm;
+
+ VLM(p_vlm);
+
+ vlm_Control( p_vlm, VLM_CLEAR_MEDIAS, NULL );
+ vlm_Delete( p_vlm );
+}
+
void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance, char *psz_name,
char *psz_input, char *psz_output,
int b_enabled, int b_loop,
libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- CHECK_VLM;
+ vlm_t *p_vlm;
+ vlm_media_t m;
+ int n;
- p_media = vlm_MediaNew( p_instance->p_vlm, psz_name, BROADCAST_TYPE );
- if( !p_media )
+ VLM(p_vlm);
+
+ vlm_media_Init( &m );
+ m.psz_name = strdup( psz_name );
+ m.b_enabled = b_enabled;
+ m.b_vod = VLC_FALSE;
+ m.broadcast.b_loop = b_loop;
+ if( psz_input )
+ TAB_APPEND( m.i_input, m.ppsz_input, strdup(psz_input) );
+ if( psz_output )
+ m.psz_output = strdup( psz_output );
+ for( n = 0; n < i_options; n++ )
+ TAB_APPEND( m.i_option, m.ppsz_option, strdup(ppsz_options[n]) );
+
+ if( vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL ) )
{
- libvlc_exception_raise( p_exception, "Media %s creation failed",
- psz_name );
- return;
+ vlm_media_Clean( &m );
+ libvlc_exception_raise( p_exception, "Media %s creation failed", psz_name );
}
- libvlc_vlm_change_media( p_instance, psz_name, psz_input, psz_output,
- i_options, ppsz_options, b_enabled, b_loop,
- p_exception );
-
+ vlm_media_Clean( &m );
}
void libvlc_vlm_del_media( libvlc_instance_t *p_instance, char *psz_name,
libvlc_exception_t *p_exception )
{
- char *psz_message;
- vlm_message_t *answer;
- CHECK_VLM;
- asprintf( &psz_message, "del %s", psz_name );
- vlm_ExecuteCommand( p_instance->p_vlm, psz_message, &answer );
- if( answer->psz_value )
+ vlm_t *p_vlm;
+ int64_t id;
+
+ VLM(p_vlm);
+
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_DEL_MEDIA, id ) )
{
- libvlc_exception_raise( p_exception, "Unable to delete %s",
- psz_name );
+ libvlc_exception_raise( p_exception, "Unable to delete %s", psz_name );
}
- free( psz_message);
}
+#define VLM_CHANGE(psz_error, code ) do { \
+ vlm_media_t *p_media; \
+ vlm_t *p_vlm; \
+ int64_t id; \
+ VLM(p_vlm); \
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) || \
+ vlm_Control( p_vlm, VLM_GET_MEDIA, id, &p_media ) ) { \
+ libvlc_exception_raise( p_exception, psz_error, psz_name ); \
+ return; \
+ } \
+ if( !p_media ) goto error; \
+ \
+ code; \
+ \
+ if( vlm_Control( p_vlm, VLM_CHANGE_MEDIA, p_media ) ) { \
+ vlm_media_Delete( p_media ); \
+ goto error; \
+ } \
+ vlm_media_Delete( p_media ); \
+ return; \
+ error: \
+ libvlc_exception_raise( p_exception, psz_error, psz_name );\
+ } while(0)
+
void libvlc_vlm_set_enabled( libvlc_instance_t *p_instance, char *psz_name,
int b_enabled, libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- CHECK_VLM;
- GET_MEDIA;
- if( b_enabled != 0 ) b_enabled = 1;
- p_media->b_enabled = b_enabled;
+#define VLM_CHANGE_CODE { p_media->b_enabled = b_enabled; }
+ VLM_CHANGE( "Unable to delete %s", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
}
void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, char *psz_name,
int b_loop, libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- CHECK_VLM;
- GET_MEDIA;
- if( b_loop != 0 ) b_loop = 1;
- p_media->b_loop = b_loop;
+#define VLM_CHANGE_CODE { p_media->broadcast.b_loop = b_loop; }
+ VLM_CHANGE( "Unable to change %s loop property", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
}
void libvlc_vlm_set_output( libvlc_instance_t *p_instance, char *psz_name,
char *psz_output, libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- int i_ret;
- CHECK_VLM;
- GET_MEDIA;
-
- vlc_mutex_lock( &p_instance->p_vlm->lock );
- i_ret = vlm_MediaSetup( p_instance->p_vlm, p_media, "output", psz_output );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to set output" ); return;}
- vlc_mutex_unlock( &p_instance->p_vlm->lock );
+#define VLM_CHANGE_CODE { free( p_media->psz_output ); \
+ p_media->psz_output = strdup( psz_output ); }
+ VLM_CHANGE( "Unable to change %s output property", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
}
void libvlc_vlm_set_input( libvlc_instance_t *p_instance, char *psz_name,
char *psz_input, libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- int i_ret;
- CHECK_VLM;
- GET_MEDIA;
+#define VLM_CHANGE_CODE { while( p_media->i_input > 0 ) \
+ free( p_media->ppsz_input[--p_media->i_input] );\
+ TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
+ VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
+}
+
+void libvlc_vlm_add_input( libvlc_instance_t *p_instance, char *psz_name,
+ char *psz_input, libvlc_exception_t *p_exception )
+{
+#define VLM_CHANGE_CODE { TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
+ VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
+}
+
+void libvlc_vlm_change_media( libvlc_instance_t *p_instance, char *psz_name,
+ char *psz_input, char *psz_output, int i_options,
+ char **ppsz_options, int b_enabled, int b_loop,
+ libvlc_exception_t *p_exception )
+{
+#define VLM_CHANGE_CODE { int n; \
+ p_media->b_enabled = b_enabled; \
+ p_media->broadcast.b_loop = b_loop; \
+ while( p_media->i_input > 0 ) \
+ free( p_media->ppsz_input[--p_media->i_input] ); \
+ if( psz_input ) \
+ TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); \
+ free( p_media->psz_output ); \
+ p_media->psz_output = psz_output ? strdup( psz_output ) : NULL; \
+ while( p_media->i_option > 0 ) \
+ free( p_media->ppsz_option[--p_media->i_option] ); \
+ for( n = 0; n < i_options; n++ ) \
+ TAB_APPEND( p_media->i_option, p_media->ppsz_option, strdup(ppsz_options[n]) ); \
+ }
+ VLM_CHANGE( "Unable to change %s properties", VLM_CHANGE_CODE );
+#undef VLM_CHANGE_CODE
+}
- vlc_mutex_lock( &p_instance->p_vlm->lock );
+void libvlc_vlm_play_media( libvlc_instance_t *p_instance, char *psz_name,
+ libvlc_exception_t *p_exception )
+{
+ vlm_t *p_vlm;
+ int64_t id;
- vlm_MediaSetup( p_instance->p_vlm, p_media, "inputdel", "all" );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to change input" ); return;}
- vlm_MediaSetup( p_instance->p_vlm, p_media, "input", psz_input );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to change input" ); return;}
+ VLM(p_vlm);
- vlc_mutex_unlock( &p_instance->p_vlm->lock );
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, id, NULL, 0 ) )
+ {
+ libvlc_exception_raise( p_exception, "Unable to play %s", psz_name );
+ }
}
-void libvlc_vlm_add_input( libvlc_instance_t *p_instance, char *psz_name,
- char *psz_input, libvlc_exception_t *p_exception )
+void libvlc_vlm_stop_media( libvlc_instance_t *p_instance, char *psz_name,
+ libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- int i_ret;
- CHECK_VLM;
- GET_MEDIA;
+ vlm_t *p_vlm;
+ int64_t id;
+
+ VLM(p_vlm);
+
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, NULL ) )
+ {
+ libvlc_exception_raise( p_exception, "Unable to stop %s", psz_name );
+ }
+}
- vlc_mutex_lock( &p_instance->p_vlm->lock );
+void libvlc_vlm_pause_media( libvlc_instance_t *p_instance, char *psz_name,
+ libvlc_exception_t *p_exception )
+{
+ vlm_t *p_vlm;
+ int64_t id;
- vlm_MediaSetup( p_instance->p_vlm, p_media, "input", psz_input );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to change input" ); return;}
+ VLM(p_vlm);
- vlc_mutex_unlock( &p_instance->p_vlm->lock );
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_PAUSE_MEDIA_INSTANCE, id, NULL ) )
+ {
+ libvlc_exception_raise( p_exception, "Unable to pause %s", psz_name );
+ }
}
+void libvlc_vlm_seek_media( libvlc_instance_t *p_instance, char *psz_name,
+ float f_percentage, libvlc_exception_t *p_exception )
+{
+ vlm_t *p_vlm;
+ int64_t id;
+ VLM(p_vlm);
+ if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
+ vlm_Control( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, NULL, f_percentage ) )
+ {
+ libvlc_exception_raise( p_exception, "Unable to seek %s to %f", psz_name, f_percentage );
+ }
+}
-void libvlc_vlm_change_media( libvlc_instance_t *p_instance, char *psz_name,
- char *psz_input, char *psz_output, int i_options,
- char **ppsz_options, int b_enabled, int b_loop,
- libvlc_exception_t *p_exception )
+#define LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( attr, returnType, getType, ret, code )\
+returnType libvlc_vlm_get_media_## attr( libvlc_instance_t *p_instance, \
+ char *psz_name, int i_instance, libvlc_exception_t *p_exception ) \
+{ \
+ vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name, i_instance, \
+ p_exception ); \
+ if( p_mi ) { \
+ returnType ret_value; \
+ code; \
+ vlm_media_instance_Delete( p_mi ); \
+ return ret_value; \
+ } \
+ libvlc_exception_raise( p_exception, "Unable to get %s "#attr "attribute" ); \
+ return ret; \
+}
+
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( position, float, Float, -1, ret_value = p_mi->d_position; );
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( time, int, Integer, -1, ret_value = p_mi->i_time );
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( length, int, Integer, -1, ret_value = p_mi->i_length );
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( rate, int, Integer, -1, ret_value = p_mi->i_rate );
+/* FIXME extend vlm_media_instance_t to be able to implement them */
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( title, int, Integer, 0, ret_value = 0 );
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( chapter, int, Integer, 0, ret_value = 0 );
+LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( seekable, int, Bool, 0, ret_value = VLC_FALSE );
+
+#undef LIBVLC_VLM_GET_MEDIA_ATTRIBUTE
+
+char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
+ libvlc_exception_t *p_exception )
{
- vlm_media_t *p_media;
- int i_ret;
- CHECK_VLM;
- GET_MEDIA;
- if( b_enabled != 0 ) b_enabled = 1;
- if( b_loop != 0 ) b_loop = 1;
-
- vlc_mutex_lock( &p_instance->p_vlm->lock );
- i_ret = vlm_MediaSetup( p_instance->p_vlm, p_media, "output", psz_output );
- if( i_ret ) libvlc_exception_raise( p_exception, "Unable to set output" );
- p_media->b_enabled = b_enabled;
- p_media->b_loop = b_loop;
-
- i_ret = vlm_MediaSetup( p_instance->p_vlm, p_media, "output", psz_output );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to set output" ); return;}
- vlm_MediaSetup( p_instance->p_vlm, p_media, "inputdel", "all" );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to change input" ); return;}
- vlm_MediaSetup( p_instance->p_vlm, p_media, "input", psz_input );
- if( i_ret )
- { libvlc_exception_raise( p_exception, "Unable to change input" ); return;}
-
- vlc_mutex_unlock( &p_instance->p_vlm->lock );
+ /* FIXME is it needed ? */
+ libvlc_exception_raise( p_exception, "Unable to call show %s", psz_name );
+ return NULL;
}