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/*****************************************************************************
* vlcglue.c: VLC Module
*****************************************************************************
* Copyright (C) 1998-2004 the VideoLAN team
* $Id$
*
* Authors: Olivier Aubert <oaubert at bat710.univ-lyon1.fr>
* Clément Stenac <zorglub@videolan.org>
*
* 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#include "vlcglue.h"
/**************************************************************************
* VLC Module
**************************************************************************/
#ifndef vlcMODINIT_FUNC /* declarations for DLL import/export */
#define vlcMODINIT_FUNC void
#endif
static PyMethodDef vlc_methods[] = {
{ NULL } /* Sentinel */
};
/* Module globals */
PyObject* MediaControl_InternalException = NULL;
PyObject* MediaControl_PositionKeyNotSupported = NULL;
PyObject *MediaControl_PositionOriginNotSupported = NULL;
PyObject* MediaControl_InvalidPosition = NULL;
PyObject *MediaControl_PlaylistException = NULL;
vlcMODINIT_FUNC
initvlc( void )
{
PyObject* p_module;
PyPosition_Type.tp_new = PyType_GenericNew;
PyPosition_Type.tp_alloc = PyType_GenericAlloc;
p_module = Py_InitModule3( "vlc", vlc_methods,
"VLC media player embedding module." );
if( !p_module )
return;
if( PyType_Ready( &PyPosition_Type ) < 0 )
return;
if( PyType_Ready( &MediaControl_Type ) < 0 )
return;
if( PyType_Ready( &vlcObject_Type ) < 0 )
return;
/* Exceptions */
MediaControl_InternalException =
PyErr_NewException( "vlc.InternalException", NULL, NULL );
Py_INCREF( MediaControl_InternalException );
PyModule_AddObject( p_module, "InternalException",
MediaControl_InternalException );
MediaControl_PositionKeyNotSupported =
PyErr_NewException( "vlc.PositionKeyNotSupported", NULL, NULL );
Py_INCREF( MediaControl_PositionKeyNotSupported );
PyModule_AddObject( p_module, "PositionKeyNotSupported",
MediaControl_PositionKeyNotSupported );
MediaControl_PositionOriginNotSupported=
PyErr_NewException( "vlc.InvalidPosition", NULL, NULL );
Py_INCREF( MediaControl_PositionOriginNotSupported );
PyModule_AddObject( p_module, "PositionOriginNotSupported",
MediaControl_PositionOriginNotSupported );
MediaControl_InvalidPosition =
PyErr_NewException( "vlc.InvalidPosition", NULL, NULL );
Py_INCREF( MediaControl_InvalidPosition );
PyModule_AddObject( p_module, "InvalidPosition",
MediaControl_InvalidPosition );
MediaControl_PlaylistException =
PyErr_NewException( "vlc.PlaylistException", NULL, NULL );
Py_INCREF( MediaControl_PlaylistException );
PyModule_AddObject( p_module, "PlaylistException",
MediaControl_PlaylistException );
/* Types */
Py_INCREF( &PyPosition_Type );
PyModule_AddObject( p_module, "Position",
( PyObject * )&PyPosition_Type );
Py_INCREF( &MediaControl_Type );
PyModule_AddObject( p_module, "MediaControl",
( PyObject * )&MediaControl_Type );
Py_INCREF( &vlcObject_Type );
PyModule_AddObject( p_module, "Object",
( PyObject * )&vlcObject_Type );
/* Constants */
PyModule_AddIntConstant( p_module, "AbsolutePosition",
mediacontrol_AbsolutePosition );
PyModule_AddIntConstant( p_module, "RelativePosition",
mediacontrol_RelativePosition );
PyModule_AddIntConstant( p_module, "ModuloPosition",
mediacontrol_ModuloPosition );
PyModule_AddIntConstant( p_module, "ByteCount",
mediacontrol_ByteCount );
PyModule_AddIntConstant( p_module, "SampleCount",
mediacontrol_SampleCount );
PyModule_AddIntConstant( p_module, "MediaTime",
mediacontrol_MediaTime );
PyModule_AddIntConstant( p_module, "PlayingStatus",
mediacontrol_PlayingStatus );
PyModule_AddIntConstant( p_module, "PauseStatus",
mediacontrol_PauseStatus );
PyModule_AddIntConstant( p_module, "ForwardStatus",
mediacontrol_ForwardStatus );
PyModule_AddIntConstant( p_module, "BackwardStatus",
mediacontrol_BackwardStatus );
PyModule_AddIntConstant( p_module, "InitStatus",
mediacontrol_InitStatus );
PyModule_AddIntConstant( p_module, "EndStatus",
mediacontrol_EndStatus );
PyModule_AddIntConstant( p_module, "UndefinedStatus",
mediacontrol_UndefinedStatus );
}
/* Make libpostproc happy... */
void * fast_memcpy( void * to, const void * from, size_t len )
{
return memcpy( to, from, len );
}
/*****************************************************************************
* VLCObject implementation
*****************************************************************************/
static PyObject
*vlcObject_new( PyTypeObject *p_type, PyObject *p_args, PyObject *p_kwds )
{
vlcObject *self;
vlc_object_t *p_object;
int i_id;
self = PyObject_New( vlcObject, &vlcObject_Type );
if( !PyArg_ParseTuple( p_args, "i", &i_id ) )
return NULL;
/* Maybe we were already initialized */
p_object = ( vlc_object_t* )vlc_current_object( i_id );
if( !p_object )
{
/* Try to initialize */
i_id = VLC_Create();
p_object = ( vlc_object_t* )vlc_current_object( i_id );
}
if( !p_object )
{
PyErr_SetString( PyExc_StandardError, "Unable to get object." );
return NULL;
}
self->p_object = p_object;
self->b_released = 0;
Py_INCREF( self ); /* Ah bon ? */
return ( PyObject * )self;
}
static PyObject *
vlcObject_release( PyObject *self, PyObject *p_args )
{
if( VLCSELF->b_released == 0 )
{
vlc_object_release( VLCSELF->p_object );
VLCSELF->b_released = 1;
}
Py_INCREF( Py_None );
return Py_None;
}
static void
vlcObject_dealloc( PyObject *self )
{
vlcObject_release( self, NULL );
PyMem_DEL( self );
}
static PyObject *
vlcObject_find_object( PyObject *self, PyObject *args )
{
vlcObject *p_retval;
vlc_object_t *p_obj;
char *psz_name;
int i_object_type;
if( !PyArg_ParseTuple( args, "s", &psz_name ) )
return NULL;
/* psz_name is in
( aout, decoder, input, httpd, intf, playlist, root, vlc, vout )
*/
switch ( psz_name[0] )
{
case 'a':
i_object_type = VLC_OBJECT_AOUT;
break;
case 'd':
i_object_type = VLC_OBJECT_DECODER;
break;
case 'h':
i_object_type = VLC_OBJECT_HTTPD;
break;
case 'i':
if( strlen( psz_name ) < 3 )
i_object_type = VLC_OBJECT_INTF;
else if( psz_name[2] == 't' )
i_object_type = VLC_OBJECT_INTF;
else
i_object_type = VLC_OBJECT_INPUT;
break;
case 'p':
i_object_type = VLC_OBJECT_PLAYLIST;
break;
case 'r':
i_object_type = VLC_OBJECT_ROOT;
break;
case 'v':
if( strlen( psz_name ) < 3 )
i_object_type = VLC_OBJECT_VLC;
else if( psz_name[1] == 'l' )
i_object_type = VLC_OBJECT_VLC;
else
i_object_type = VLC_OBJECT_VOUT;
break;
default:
/* FIXME: raise an exception ? */
return Py_None;
}
p_obj = vlc_object_find( VLCSELF->p_object, i_object_type, FIND_ANYWHERE );
if( !p_obj )
{
Py_INCREF( Py_None );
return Py_None;
}
p_retval = PyObject_New( vlcObject, &vlcObject_Type );
p_retval->p_object = p_obj;
return ( PyObject * )p_retval;
}
static PyObject *
vlcObject_info( PyObject *self, PyObject *args )
{
PyObject *p_retval;
vlc_object_t *p_obj;
p_obj = VLCSELF->p_object;
/* Return information about the object as a dict. */
p_retval = PyDict_New();
PyDict_SetItemString( p_retval, "object-id",
Py_BuildValue( "l", p_obj->i_object_id ) );
PyDict_SetItemString( p_retval, "object-type",
Py_BuildValue( "s", p_obj->psz_object_type ) );
PyDict_SetItemString( p_retval, "object-name",
Py_BuildValue( "s", p_obj->psz_object_name ) );
PyDict_SetItemString( p_retval, "thread",
PyBool_FromLong( p_obj->b_thread ) );
PyDict_SetItemString( p_retval, "thread-id",
PyLong_FromLongLong( p_obj->thread_id ) );
PyDict_SetItemString( p_retval, "refcount",
PyInt_FromLong( p_obj->i_refcount ) );
return p_retval;
}
static PyObject *
vlcObject_find_id( PyObject *self, PyObject *args )
{
vlcObject *p_retval;
vlc_object_t* p_object;
int i_id;
if( !PyArg_ParseTuple( args, "i", &i_id ) )
return NULL;
p_object = ( vlc_object_t* )vlc_current_object( i_id );
if( !p_object )
{
Py_INCREF( Py_None );
return Py_None;
}
p_retval = PyObject_NEW( vlcObject, &vlcObject_Type );
p_retval->p_object = p_object;
return ( PyObject * )p_retval;
}
/* Do a var_Get call on the object. Parameter: the variable name. */
static PyObject *
vlcObject_var_get( PyObject *self, PyObject *args )
{
PyObject *p_retval;
vlc_value_t value;
char *psz_name;
int i_type;
if( !PyArg_ParseTuple( args, "s", &psz_name ) )
return NULL;
if( var_Get( VLCSELF->p_object, psz_name, &value ) != VLC_SUCCESS )
{
PyErr_SetString( PyExc_StandardError,
"Error: variable does not exist.\n" );
return NULL;
}
i_type = var_Type ( VLCSELF->p_object, psz_name );
switch ( i_type )
{
case VLC_VAR_VOID :
p_retval = PyString_FromString( "A void variable" );
break;
case VLC_VAR_BOOL :
p_retval = PyBool_FromLong( value.b_bool );
break;
case VLC_VAR_INTEGER :
p_retval = PyInt_FromLong( ( long )value.i_int );
break;
case VLC_VAR_HOTKEY :
p_retval = PyString_FromFormat( "A hotkey variable ( %d )", value.i_int );
break;
case VLC_VAR_FILE :
case VLC_VAR_STRING :
case VLC_VAR_DIRECTORY :
case VLC_VAR_VARIABLE :
p_retval = PyString_FromString( value.psz_string );
break;
case VLC_VAR_MODULE :
p_retval = ( PyObject* )PyObject_New( vlcObject, &vlcObject_Type );
( ( vlcObject* )p_retval )->p_object = value.p_object;
break;
case VLC_VAR_FLOAT :
p_retval = PyFloat_FromDouble( ( double )value.f_float );
break;
case VLC_VAR_TIME :
p_retval = PyLong_FromLongLong( value.i_time );
break;
case VLC_VAR_ADDRESS :
p_retval = PyString_FromString( "A VLC address ( not handled yet )" );
break;
case VLC_VAR_LIST :
p_retval = PyString_FromString( "A VLC list ( not handled yet )" );
break;
case VLC_VAR_MUTEX :
p_retval = PyString_FromString( "A mutex" );
break;
default:
p_retval = Py_None;
}
Py_INCREF( p_retval );
return p_retval;
}
static PyObject *
vlcObject_var_type( PyObject *self, PyObject *args )
{
char *psz_name;
PyObject *p_retval;
int i_type;
if( !PyArg_ParseTuple( args, "s", &psz_name ) )
return NULL;
i_type = var_Type( VLCSELF->p_object, psz_name );
switch ( i_type )
{
case VLC_VAR_VOID :
p_retval = PyString_FromString( "Void" );
break;
case VLC_VAR_BOOL :
p_retval = PyString_FromString( "Boolean" );
break;
case VLC_VAR_INTEGER :
p_retval = PyString_FromString( "Integer" );
break;
case VLC_VAR_HOTKEY :
p_retval = PyString_FromString( "Hotkey" );
break;
case VLC_VAR_FILE :
p_retval = PyString_FromString( "File" );
break;
case VLC_VAR_STRING :
p_retval = PyString_FromString( "String" );
break;
case VLC_VAR_DIRECTORY :
p_retval = PyString_FromString( "Directory" );
break;
case VLC_VAR_VARIABLE :
p_retval = PyString_FromString( "Variable" );
break;
case VLC_VAR_MODULE :
p_retval = PyString_FromString( "Module" );
break;
case VLC_VAR_FLOAT :
p_retval = PyString_FromString( "Float" );
break;
case VLC_VAR_TIME :
p_retval = PyString_FromString( "Time" );
break;
case VLC_VAR_ADDRESS :
p_retval = PyString_FromString( "Address" );
break;
case VLC_VAR_LIST :
p_retval = PyString_FromString( "List" );
break;
case VLC_VAR_MUTEX :
p_retval = PyString_FromString( "Mutex" );
break;
default:
p_retval = PyString_FromString( "Unknown" );
}
return p_retval;
}
/* Do a var_Set call on the object. Parameter: the variable name. */
static PyObject *
vlcObject_var_set( PyObject *self, PyObject *args )
{
vlc_value_t value;
char *psz_name;
PyObject *py_value;
int i_type;
vlc_object_t *p_obj;
if( !PyArg_ParseTuple( args, "sO", &psz_name, &py_value ) )
return NULL;
p_obj = VLCSELF->p_object;
i_type = var_Type( p_obj, psz_name );
switch ( i_type )
{
case VLC_VAR_VOID :
break;
case VLC_VAR_BOOL :
value.b_bool = PyInt_AsLong( py_value );
break;
case VLC_VAR_INTEGER :
case VLC_VAR_HOTKEY :
value.i_int = PyInt_AsLong( py_value );
break;
case VLC_VAR_FILE :
case VLC_VAR_STRING :
case VLC_VAR_DIRECTORY :
case VLC_VAR_VARIABLE :
value.psz_string = strdup( PyString_AsString( py_value ) );
break;
case VLC_VAR_MODULE :
/* FIXME: we should check the PyObject type and get its p_object */
value.p_object = ( ( vlcObject* )p_obj )->p_object;
break;
case VLC_VAR_FLOAT :
value.f_float = PyFloat_AsDouble( py_value );
break;
case VLC_VAR_TIME :
value.i_time = PyLong_AsLongLong( py_value );
break;
case VLC_VAR_ADDRESS :
value.p_address = ( char* )PyLong_AsVoidPtr( py_value );
break;
case VLC_VAR_LIST :
/* FIXME */
value.p_list = NULL;
break;
case VLC_VAR_MUTEX :
break;
}
var_Set( p_obj, psz_name, value );
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
vlcObject_var_list( PyObject *self, PyObject *args )
{
PyObject *p_retval;
int i_size;
int i_index;
i_size = VLCSELF->p_object->i_vars;
p_retval = PyTuple_New( i_size );
for ( i_index = 0 ; i_index < i_size ; i_index++ )
{
PyTuple_SetItem( p_retval, i_index,
Py_BuildValue( "s", VLCSELF->p_object->p_vars[i_index].psz_name ) );
}
return p_retval;
}
/* Do a config_Get call on the object. Parameter: the variable name. */
static PyObject *
vlcObject_config_get( PyObject *self, PyObject *args )
{
PyObject *p_retval;
vlc_value_t value;
char *psz_name;
module_config_t *p_config;
if( !PyArg_ParseTuple( args, "s", &psz_name ) )
return NULL;
p_config = config_FindConfig( VLCSELF->p_object, psz_name );
if( !p_config )
{
PyErr_SetString( PyExc_StandardError,
"Error: config variable does not exist.\n" );
return NULL;
}
switch ( p_config->i_type )
{
case CONFIG_ITEM_BOOL :
p_retval = PyBool_FromLong( p_config->i_value );
break;
case CONFIG_ITEM_INTEGER :
p_retval = PyInt_FromLong( ( long )p_config->i_value );
break;
case CONFIG_ITEM_KEY :
p_retval = PyString_FromFormat( "A hotkey variable ( %d )", p_config->i_value );
break;
case CONFIG_ITEM_FILE :
case CONFIG_ITEM_STRING :
case CONFIG_ITEM_DIRECTORY :
case CONFIG_ITEM_MODULE :
vlc_mutex_lock( p_config->p_lock );
if( p_config->psz_value )
p_retval = PyString_FromString( p_config->psz_value );
else
p_retval = PyString_FromString( "" );
vlc_mutex_unlock( p_config->p_lock );
break;
p_retval = ( PyObject* )PyObject_New( vlcObject, &vlcObject_Type );
( ( vlcObject* )p_retval )->p_object = value.p_object;
break;
case CONFIG_ITEM_FLOAT :
p_retval = PyFloat_FromDouble( ( double )p_config->f_value );
break;
default:
p_retval = Py_None;
Py_INCREF( p_retval );
}
return p_retval;
}
/* Do a config_put* call on the object. Parameter: the variable name. */
static PyObject *
vlcObject_config_set( PyObject *self, PyObject *args )
{
char *psz_name;
PyObject *py_value;
vlc_object_t *p_obj;
module_config_t *p_config;
if( !PyArg_ParseTuple( args, "sO", &psz_name, &py_value ) )
return NULL;
p_obj = VLCSELF->p_object;
p_config = config_FindConfig( p_obj, psz_name );
/* sanity checks */
if( !p_config )
{
PyErr_SetString( PyExc_StandardError,
"Error: option does not exist.\n" );
return NULL;
}
switch ( p_config->i_type )
{
case CONFIG_ITEM_BOOL :
case CONFIG_ITEM_INTEGER :
case CONFIG_ITEM_KEY :
config_PutInt( p_obj, psz_name, PyInt_AsLong( py_value ) );
break;
case CONFIG_ITEM_FILE :
case CONFIG_ITEM_STRING :
case CONFIG_ITEM_DIRECTORY :
case CONFIG_ITEM_MODULE :
config_PutPsz( p_obj, psz_name, PyString_AsString( py_value ) );
break;
case CONFIG_ITEM_FLOAT :
config_PutFloat( p_obj, psz_name, PyFloat_AsDouble( py_value ) );
break;
}
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
vlcObject_children( PyObject *self, PyObject *args )
{
PyObject *p_retval;
int i_size;
int i_index;
i_size = VLCSELF->p_object->i_children;
p_retval = PyTuple_New( i_size );
for ( i_index = 0 ; i_index < i_size ; i_index++ )
{
PyTuple_SetItem( p_retval, i_index,
Py_BuildValue( "i",
VLCSELF->p_object->pp_children[i_index]->i_object_id ) );
}
return p_retval;
}
/* Method table */
static PyMethodDef vlcObject_methods[] =
{
{ "get", vlcObject_var_get, METH_VARARGS,
"get( str ) -> value Get a variable value."},
{ "set", vlcObject_var_set, METH_VARARGS,
"set( str, value ) Set a variable value" },
{ "config_get", vlcObject_config_get, METH_VARARGS,
"config_get( str ) -> value Get a configuration option." },
{ "config_set", vlcObject_config_set, METH_VARARGS,
"config_set( str, value ) Set a configuration option" },
{ "type", vlcObject_var_type, METH_VARARGS,
"type( str ) -> str Get a variable type" },
{ "list", vlcObject_var_list, METH_NOARGS,
"list( ) List the available variables" },
{ "children", vlcObject_children, METH_NOARGS,
"children( ) List the children ids" },
{ "find_object", vlcObject_find_object, METH_VARARGS,
"find_object( str ) -> Object Find the object of a given type.\n\nAvailable types are : aout, decoder, input, httpd, intf, playlist, root, vlc, vout"},
{ "find_id", vlcObject_find_id, METH_VARARGS,
"find_id( int ) -> Object Find an object by id" },
{ "info", vlcObject_info, METH_NOARGS,
"info( ) -> dict Return information about the object" },
{ "release", vlcObject_release, METH_NOARGS,
"release( ) -> Release the VLC Object" },
{ NULL, NULL, 0, NULL },
};
static PyTypeObject vlcObject_Type =
{
PyObject_HEAD_INIT( NULL )
0, /*ob_size*/
"vlc.Object", /*tp_name*/
sizeof( vlcObject_Type ), /*tp_basicsize*/
0, /*tp_itemsize*/
( destructor )vlcObject_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"Expose VLC object infrastructure.", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
vlcObject_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
0, /* tp_alloc */
vlcObject_new, /* tp_new */
};
/*****************************************************************************
* VLC MediaControl object implementation
*****************************************************************************/
static PyObject *
MediaControl_new( PyTypeObject *type, PyObject *args, PyObject *kwds )
{
MediaControl *self;
mediacontrol_Exception *exception = NULL;
PyObject* py_list = NULL;
char** ppsz_args = NULL;
self = PyObject_New( MediaControl, &MediaControl_Type );
if( PyArg_ParseTuple( args, "O", &py_list ) )
{
int i_size;
int i_index;
Py_INCREF( py_list );
if( ! PySequence_Check( py_list ) )
{
PyErr_SetString( PyExc_TypeError, "Parameter must be a sequence." );
return NULL;
}
i_size = PySequence_Size( py_list );
ppsz_args = malloc( i_size + 1 );
if( ! ppsz_args )
{
PyErr_SetString( PyExc_MemoryError, "Out of memory" );
return NULL;
}
for ( i_index = 0; i_index < i_size; i_index++ )
{
ppsz_args[i_index] =
strdup( PyString_AsString( PyObject_Str(
PySequence_GetItem( py_list,
i_index ) ) ) );
}
ppsz_args[i_size] = NULL;
Py_DECREF( py_list );
}
else
{
/* No arguments were given. Clear the exception raised
by PyArg_ParseTuple. */
PyErr_Clear( );
}
Py_BEGIN_ALLOW_THREADS
MC_TRY;
self->mc = mediacontrol_new( ppsz_args, exception );
MC_EXCEPT;
Py_END_ALLOW_THREADS
Py_INCREF( self );
return ( PyObject * )self;
}
static void
MediaControl_dealloc( PyObject *self )
{
PyMem_DEL( self );
}
/**
* Return the current position in the stream. The returned value can
be relative or absolute ( according to PositionOrigin ) and the unit
is set by PositionKey
*/
static PyObject *
MediaControl_get_media_position( PyObject *self, PyObject *args )
{
mediacontrol_Position* pos;
mediacontrol_Exception* exception = NULL;
PyObject *py_origin;
PyObject *py_key;
PyObject *py_retval;
mediacontrol_PositionOrigin origin;
mediacontrol_PositionKey key;
if( !PyArg_ParseTuple( args, "OO", &py_origin, &py_key ) )
return NULL;
origin = positionOrigin_py_to_c( py_origin );
key = positionKey_py_to_c( py_key );
Py_BEGIN_ALLOW_THREADS
MC_TRY;
pos = mediacontrol_get_media_position( SELF->mc, origin, key, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
py_retval = ( PyObject* )position_c_to_py( pos );
free( pos );
return py_retval;
}
/** Set the media position */
static PyObject *
MediaControl_set_media_position( PyObject *self, PyObject *args )
{
mediacontrol_Exception* exception = NULL;
mediacontrol_Position *a_position;
PyObject *py_pos;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
return NULL;
a_position = position_py_to_c( py_pos );
if( !a_position )
{
PyErr_SetString( PyExc_MemoryError, "Out of memory" );
return NULL;
}
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_set_media_position( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_start( PyObject *self, PyObject *args )
{
mediacontrol_Position *a_position;
mediacontrol_Exception *exception = NULL;
PyObject *py_pos;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
{
/* No argument. Use a default 0 value. */
PyErr_Clear( );
py_pos = NULL;
}
a_position = position_py_to_c( py_pos );
if( !a_position )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_start( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_pause( PyObject *self, PyObject *args )
{
mediacontrol_Position *a_position;
mediacontrol_Exception *exception = NULL;
PyObject *py_pos;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
{
/* No argument. Use a default 0 value. */
PyErr_Clear( );
py_pos = NULL;
}
a_position = position_py_to_c( py_pos );
if( !a_position )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_pause( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_resume( PyObject *self, PyObject *args )
{
mediacontrol_Position *a_position;
mediacontrol_Exception *exception = NULL;
PyObject *py_pos;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
{
/* No argument. Use a default 0 value. */
PyErr_Clear( );
py_pos = NULL;
}
a_position = position_py_to_c( py_pos );
if( !a_position )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_start( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_stop( PyObject *self, PyObject *args )
{
mediacontrol_Position *a_position;
mediacontrol_Exception *exception = NULL;
PyObject *py_pos;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
{
/* No argument. Use a default 0 value. */
PyErr_Clear( );
py_pos = NULL;
}
a_position = position_py_to_c( py_pos );
if( !a_position )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_stop( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_exit( PyObject *self, PyObject *args )
{
mediacontrol_exit( SELF->mc );
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_playlist_add_item( PyObject *self, PyObject *args )
{
char *psz_file;
mediacontrol_Exception *exception = NULL;
if( !PyArg_ParseTuple( args, "s", &psz_file ) )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_playlist_add_item( SELF->mc, psz_file, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_playlist_clear( PyObject *self, PyObject *args )
{
mediacontrol_Exception *exception = NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_playlist_clear( SELF->mc, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject *
MediaControl_playlist_get_list( PyObject *self, PyObject *args )
{
PyObject *py_retval;
mediacontrol_Exception *exception = NULL;
mediacontrol_PlaylistSeq* pl;
int i_index;
int i_playlist_size;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
pl = mediacontrol_playlist_get_list( SELF->mc, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
i_playlist_size = pl->size;
py_retval = PyList_New( i_playlist_size );
for ( i_index = 0 ; i_index < i_playlist_size ; i_index++ )
{
PyList_SetItem( py_retval, i_index,
Py_BuildValue( "s", pl->data[i_index] ) );
}
mediacontrol_PlaylistSeq__free( pl );
return py_retval;
}
static PyObject *
MediaControl_snapshot( PyObject *self, PyObject *args )
{
mediacontrol_RGBPicture *p_retval = NULL;
mediacontrol_Exception* exception = NULL;
mediacontrol_Position *a_position = NULL;
PyObject *py_pos = NULL;
PyObject *py_obj = NULL;
if( !PyArg_ParseTuple( args, "O", &py_pos ) )
return NULL;
a_position = position_py_to_c( py_pos );
Py_BEGIN_ALLOW_THREADS
MC_TRY;
p_retval = mediacontrol_snapshot( SELF->mc, a_position, exception );
free( a_position );
Py_END_ALLOW_THREADS
MC_EXCEPT;
if( !p_retval )
{
Py_INCREF( Py_None );
return Py_None;
}
/* FIXME: create a real RGBPicture object */
py_obj = PyDict_New();
PyDict_SetItemString( py_obj, "width",
Py_BuildValue( "i", p_retval->width ) );
PyDict_SetItemString( py_obj, "height",
Py_BuildValue( "i", p_retval->height ) );
PyDict_SetItemString( py_obj, "type",
Py_BuildValue( "i", p_retval->type ) );
PyDict_SetItemString( py_obj, "data",
Py_BuildValue( "s#", p_retval->data, p_retval->size ) );
return py_obj;
}
static PyObject*
MediaControl_display_text( PyObject *self, PyObject *args )
{
mediacontrol_Exception* exception = NULL;
PyObject *py_begin, *py_end;
char* message;
mediacontrol_Position * begin;
mediacontrol_Position * end;
if( !PyArg_ParseTuple( args, "sOO", &message, &py_begin, &py_end ) )
return NULL;
begin = position_py_to_c( py_begin );
end = position_py_to_c( py_end );
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_display_text( SELF->mc, message, begin, end, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
free( begin );
free( end );
Py_INCREF( Py_None );
return Py_None;
}
static PyObject*
MediaControl_get_stream_information( PyObject *self, PyObject *args )
{
mediacontrol_StreamInformation *retval = NULL;
mediacontrol_Exception* exception = NULL;
PyObject *py_obj;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
retval = mediacontrol_get_stream_information(
SELF->mc, mediacontrol_MediaTime, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
py_obj = PyDict_New( );
/* FIXME: create a real StreamInformation object */
PyDict_SetItemString( py_obj, "status",
Py_BuildValue( "i", retval->streamstatus ) );
PyDict_SetItemString( py_obj, "url",
Py_BuildValue( "s", retval->url ) );
PyDict_SetItemString( py_obj, "position",
Py_BuildValue( "L", retval->position ) );
PyDict_SetItemString( py_obj, "length",
Py_BuildValue( "L", retval->length ) );
free( retval->url );
free( retval );
return py_obj;
}
static PyObject*
MediaControl_sound_set_volume( PyObject *self, PyObject *args )
{
mediacontrol_Exception* exception = NULL;
unsigned short volume;
if( !PyArg_ParseTuple( args, "H", &volume ) )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_sound_set_volume( SELF->mc, volume, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyObject*
MediaControl_sound_get_volume( PyObject *self, PyObject *args )
{
mediacontrol_Exception* exception = NULL;
PyObject *py_retval;
unsigned short volume;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
volume = mediacontrol_sound_get_volume( SELF->mc, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
py_retval = Py_BuildValue( "H", volume );
return py_retval;
}
static PyObject*
MediaControl_set_visual( PyObject *self, PyObject *args )
{
mediacontrol_Exception* exception = NULL;
WINDOWHANDLE visual;
if( !PyArg_ParseTuple( args, "i", &visual ) )
return NULL;
Py_BEGIN_ALLOW_THREADS
MC_TRY;
mediacontrol_set_visual( SELF->mc, visual, exception );
Py_END_ALLOW_THREADS
MC_EXCEPT;
Py_INCREF( Py_None );
return Py_None;
}
static PyMethodDef MediaControl_methods[] =
{
{"get_media_position", MediaControl_get_media_position, METH_VARARGS,
"get_media_position( origin, key ) -> Position Get current media position." },
{ "set_media_position", MediaControl_set_media_position, METH_VARARGS,
"set_media_position( Position ) Set media position" },
{ "start", MediaControl_start, METH_VARARGS,
"start( Position ) Start the player." },
{ "pause", MediaControl_pause, METH_VARARGS,
"pause( Position ) Pause the player." },
{ "resume", MediaControl_resume, METH_VARARGS,
"resume( Position ) Resume the player" },
{ "stop", MediaControl_stop, METH_VARARGS,
"stop( Position ) Stop the player" },
{ "exit", MediaControl_exit, METH_VARARGS,
"exit( ) Exit the player" },
{ "playlist_add_item", MediaControl_playlist_add_item, METH_VARARGS,
"playlist_add_item( str ) Add an item to the playlist" },
{ "playlist_get_list", MediaControl_playlist_get_list, METH_VARARGS,
"playlist_get_list( ) -> list Get the contents of the playlist" },
{ "playlist_clear", MediaControl_playlist_clear, METH_VARARGS,
"clear( ) Clear the playlist." },
{ "snapshot", MediaControl_snapshot, METH_VARARGS,
"snapshot( Position ) -> dict Take a snapshot" },
{ "display_text", MediaControl_display_text, METH_VARARGS,
"display_text( str, Position, Position ) Display a text on the video" },
{ "get_stream_information", MediaControl_get_stream_information,
METH_VARARGS,
"get_stream_information( ) -> dict Get information about the stream"},
{ "sound_get_volume", MediaControl_sound_get_volume, METH_VARARGS,
"sound_get_volume( ) -> int Get the volume" },
{ "sound_set_volume", MediaControl_sound_set_volume, METH_VARARGS,
"sound_set_volume( int ) Set the volume" },
{ "set_visual", MediaControl_set_visual, METH_VARARGS,
"set_visual( int ) Set the embedding window visual ID" },
{ NULL, NULL, 0, NULL },
};
static PyTypeObject MediaControl_Type =
{
PyObject_HEAD_INIT( NULL )
0, /*ob_size*/
"vlc.MediaControl", /*tp_name*/
sizeof( MediaControl_Type ), /*tp_basicsize*/
0, /*tp_itemsize*/
( destructor )MediaControl_dealloc, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"Control of a VLC instance.", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
MediaControl_methods, /* tp_methods */
0, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
0, /* tp_init */
0, /* tp_alloc */
MediaControl_new, /* tp_new */
};
/***********************************************************************
* Position
***********************************************************************/
static int
PyPosition_init( PyPosition *self, PyObject *args, PyObject *kwds )
{
self->origin = mediacontrol_AbsolutePosition;
self->key = mediacontrol_MediaTime;
self->value = 0;
return 0;
}
mediacontrol_PositionKey
positionKey_py_to_c( PyObject * py_key )
{
mediacontrol_PositionKey key_position = mediacontrol_MediaTime;
int key;
if( !PyArg_Parse( py_key, "i", &key ) )
{
PyErr_SetString ( MediaControl_InternalException, "Invalid key value" );
return key_position;
}
switch ( key )
{
case 0: key = mediacontrol_ByteCount; break;
case 1: key = mediacontrol_SampleCount; break;
case 2: key = mediacontrol_MediaTime; break;
}
return key_position;
}
mediacontrol_PositionOrigin
positionOrigin_py_to_c( PyObject * py_origin )
{
mediacontrol_PositionOrigin origin_position = mediacontrol_AbsolutePosition;
int origin;
if( !PyArg_Parse( py_origin,"i", &origin ) )
{
PyErr_SetString( MediaControl_InternalException,
"Invalid origin value" );
return origin_position;
}
switch ( origin )
{
case 0: origin_position = mediacontrol_AbsolutePosition; break;
case 1: origin_position = mediacontrol_RelativePosition; break;
case 2: origin_position = mediacontrol_ModuloPosition; break;
}
return origin_position;
}
/* Methods for transforming the Position Python object to Position structure*/
mediacontrol_Position*
position_py_to_c( PyObject * py_position )
{
mediacontrol_Position * a_position = NULL;
PyPosition *pos = ( PyPosition* )py_position;
a_position = ( mediacontrol_Position* )malloc( sizeof( mediacontrol_Position ) );
if( !a_position )
{
PyErr_SetString( PyExc_MemoryError, "Out of memory" );
return NULL;
}
if( !py_position )
{
/* If we give a NULL value, it will be considered as
a 0 relative position in mediatime */
a_position->origin = mediacontrol_RelativePosition;
a_position->key = mediacontrol_MediaTime;
a_position->value = 0;
}
else if( PyObject_IsInstance( py_position, ( PyObject* )&PyPosition_Type ) )
{
a_position->origin = pos->origin;
a_position->key = pos->key;
a_position->value = pos->value;
}
else
{
/* Feature: if we give an integer, it will be considered as
a relative position in mediatime */
a_position->origin = mediacontrol_RelativePosition;
a_position->key = mediacontrol_MediaTime;
a_position->value = PyLong_AsLongLong( py_position );
}
return a_position;
}
PyPosition*
position_c_to_py( mediacontrol_Position *position )
{
PyPosition* py_retval;
py_retval = PyObject_New( PyPosition, &PyPosition_Type );
py_retval->origin = position->origin;
py_retval->key = position->key;
py_retval->value = position->value;
return py_retval;
}
static PyMethodDef PyPosition_methods[] =
{
{ NULL } /* Sentinel */
};
static PyMemberDef PyPosition_members[] =
{
{ "origin", T_INT, offsetof( PyPosition, origin ), 0, "Position origin" },
{ "key", T_INT, offsetof( PyPosition, key ), 0, "Position key" },
{ "value", T_ULONG, offsetof( PyPosition, value ), 0, "Position value" },
{ NULL } /* Sentinel */
};
static PyTypeObject PyPosition_Type =
{
PyObject_HEAD_INIT( NULL )
0, /*ob_size*/
"vlc.Position", /*tp_name*/
sizeof( PyPosition_Type ), /*tp_basicsize*/
0, /*tp_itemsize*/
0, /*tp_dealloc*/
0, /*tp_print*/
0, /*tp_getattr*/
0, /*tp_setattr*/
0, /*tp_compare*/
0, /*tp_repr*/
0, /*tp_as_number*/
0, /*tp_as_sequence*/
0, /*tp_as_mapping*/
0, /*tp_hash */
0, /*tp_call*/
0, /*tp_str*/
0, /*tp_getattro*/
0, /*tp_setattro*/
0, /*tp_as_buffer*/
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/
"Represent a Position with origin, key and value", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
PyPosition_methods, /* tp_methods */
PyPosition_members, /* tp_members */
0, /* tp_getset */
0, /* tp_base */
0, /* tp_dict */
0, /* tp_descr_get */
0, /* tp_descr_set */
0, /* tp_dictoffset */
( initproc )PyPosition_init, /* tp_init */
0, /* tp_alloc */
0, /* tp_new */
};