X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fmodules.h;h=6de57cff530f955cb14e60d0091edabc273bc1db;hb=976dfc3eb46069ea3b920dec899e0c13ccf17c96;hp=438099122853125fbbb9b4345b20dd0c4eb8fca0;hpb=0170377dc07808be9105b199c5e26142e52a2cd9;p=vlc diff --git a/include/modules.h b/include/modules.h index 4380991228..6de57cff53 100644 --- a/include/modules.h +++ b/include/modules.h @@ -2,7 +2,7 @@ * modules.h : Module management functions. ***************************************************************************** * Copyright (C) 2001 VideoLAN - * $Id: modules.h,v 1.51 2002/05/30 08:17:04 gbazin Exp $ + * $Id: modules.h,v 1.59 2002/07/31 20:56:50 sam Exp $ * * Authors: Samuel Hocevar * @@ -37,317 +37,99 @@ typedef void * module_handle_t; #endif /***************************************************************************** - * Module capabilities. - *****************************************************************************/ -static inline char *GetCapabilityName( unsigned int i_capa ) -{ - /* The sole purpose of this inline function and the ugly #defines - * around it is to avoid having two places to modify when adding a - * new capability. */ - static char *pp_capa[] = - { - "main", -#define MODULE_CAPABILITY_MAIN 0 /* Main */ - "interface", -#define MODULE_CAPABILITY_INTF 1 /* Interface */ - "access", -#define MODULE_CAPABILITY_ACCESS 2 /* Input */ - "demux", -#define MODULE_CAPABILITY_DEMUX 3 /* Input */ - "network", -#define MODULE_CAPABILITY_NETWORK 4 /* Network */ - "decoder", -#define MODULE_CAPABILITY_DECODER 5 /* Audio or video decoder */ - "motion", -#define MODULE_CAPABILITY_MOTION 6 /* Motion compensation */ - "iDCT", -#define MODULE_CAPABILITY_IDCT 7 /* IDCT transformation */ - "audio output", -#define MODULE_CAPABILITY_AOUT 8 /* Audio output */ - "video output", -#define MODULE_CAPABILITY_VOUT 9 /* Video output */ - "chroma transformation", -#define MODULE_CAPABILITY_CHROMA 10 /* colorspace conversion */ - "iMDCT", -#define MODULE_CAPABILITY_IMDCT 11 /* IMDCT transformation */ - "downmix", -#define MODULE_CAPABILITY_DOWNMIX 12 /* AC3 downmix */ - "memcpy", -#define MODULE_CAPABILITY_MEMCPY 13 /* memcpy */ - "unknown" -#define MODULE_CAPABILITY_MAX 14 /* Total number of capabilities */ - }; - - return pp_capa[ (i_capa) > MODULE_CAPABILITY_MAX ? MODULE_CAPABILITY_MAX : - (i_capa) ]; -} - -/***************************************************************************** - * module_bank_t, p_module_bank (global variable) + * module_bank_t: the module bank ***************************************************************************** - * This global variable is accessed by any function using modules. + * This variable is accessed by any function using modules. *****************************************************************************/ -typedef struct module_bank_s +struct module_bank_t { - struct module_s * first; /* First module in the bank */ - int i_count; /* Number of allocated modules */ + VLC_COMMON_MEMBERS - vlc_mutex_t lock; /* Global lock -- you can't imagine how awful * - it is to design thread-safe linked lists */ -} module_bank_t; + module_t * first; /* First module in the bank */ + int i_count; /* Number of allocated modules */ -#ifndef __PLUGIN__ -extern module_bank_t *p_module_bank; -#else -# define p_module_bank (p_symbols->p_module_bank) -#endif + vlc_mutex_t lock; /* Global lock -- you can't imagine how awful * + it is to design thread-safe linked lists */ + module_symbols_t symbols; +}; /***************************************************************************** * Module description structure *****************************************************************************/ -typedef struct module_s +struct module_t { + VLC_COMMON_MEMBERS + /* * Variables set by the module to identify itself */ - char *psz_name; /* Module _unique_ name */ char *psz_longname; /* Module descriptive name */ /* * Variables set by the module to tell us what it can do */ char *psz_program; /* Program name which will activate the module */ + char *pp_shortcuts[ MODULE_SHORTCUT_MAX ]; /* Shortcuts to the module */ - u32 i_capabilities; /* Capability list */ - int pi_score[ MODULE_CAPABILITY_MAX ]; /* Score for each capability */ + char *psz_capability; /* Capability */ + int i_score; /* Score for each capability */ + u32 i_cpu; /* Required CPU capabilities */ - u32 i_cpu_capabilities; /* Required CPU capabilities */ + vlc_bool_t b_submodule; /* Is this a submodule? */ - struct module_functions_s *p_functions; /* Capability functions */ + /* Callbacks */ + int ( * pf_activate ) ( vlc_object_t * ); + void ( * pf_deactivate ) ( vlc_object_t * ); /* * Variables set by the module to store its config options */ - struct module_config_s *p_config; /* Module configuration structure */ - vlc_mutex_t config_lock; /* lock used to modify the config */ - unsigned int i_config_items; /* number of configuration items */ - unsigned int i_bool_items; /* number of bool config items */ + module_config_t *p_config; /* Module configuration structure */ + unsigned int i_config_items; /* number of configuration items */ + unsigned int i_bool_items; /* number of bool config items */ /* * Variables used internally by the module manager */ - boolean_t b_builtin; /* Set to true if the module is built in */ + /* Plugin-specific stuff */ + module_handle_t handle; /* Unique handle */ + char * psz_filename; /* Module filename */ - union - { - struct - { - module_handle_t handle; /* Unique handle */ - char * psz_filename; /* Module filename */ - - } plugin; - - struct - { - int ( *pf_deactivate ) ( struct module_s * ); - - } builtin; - - } is; + vlc_bool_t b_builtin; /* Set to true if the module is built in */ int i_usage; /* Reference counter */ int i_unused_delay; /* Delay until module is unloaded */ - struct module_s *next; /* Next module */ - struct module_s *prev; /* Previous module */ + module_t *next; /* Next module */ + module_t *prev; /* Previous module */ /* * Symbol table we send to the module so that it can access vlc symbols */ - struct module_symbols_s *p_symbols; - -} module_t; - -/***************************************************************************** - * Module functions description structure - *****************************************************************************/ -typedef struct function_list_s -{ - union - { - /* Interface plugin */ - struct - { - int ( * pf_open ) ( struct intf_thread_s * ); - void ( * pf_close )( struct intf_thread_s * ); - void ( * pf_run ) ( struct intf_thread_s * ); - } intf; - - /* Access plugin */ - struct - { - int ( * pf_open ) ( struct input_thread_s * ); - void ( * pf_close )( struct input_thread_s * ); - ssize_t ( * pf_read ) ( struct input_thread_s *, byte_t *, size_t ); - void ( * pf_seek ) ( struct input_thread_s *, off_t ); - int ( * pf_set_program ) ( struct input_thread_s *, - struct pgrm_descriptor_s * ); - int ( * pf_set_area ) ( struct input_thread_s *, - struct input_area_s * ); - } access; - - /* Demux plugin */ - struct - { - int ( * pf_init ) ( struct input_thread_s * ); - void ( * pf_end ) ( struct input_thread_s * ); - int ( * pf_demux )( struct input_thread_s * ); - int ( * pf_rewind ) ( struct input_thread_s * ); - } demux; - - /* Network plugin */ - struct - { - int ( * pf_open )( struct network_socket_s * ); - } network; - - /* Audio output plugin */ - struct - { - int ( * pf_open ) ( struct aout_thread_s * ); - int ( * pf_setformat ) ( struct aout_thread_s * ); - int ( * pf_getbufinfo ) ( struct aout_thread_s *, int ); - void ( * pf_play ) ( struct aout_thread_s *, byte_t *, int ); - void ( * pf_close ) ( struct aout_thread_s * ); - } aout; - - /* Video output plugin */ - struct - { - int ( * pf_create ) ( struct vout_thread_s * ); - int ( * pf_init ) ( struct vout_thread_s * ); - void ( * pf_end ) ( struct vout_thread_s * ); - void ( * pf_destroy ) ( struct vout_thread_s * ); - int ( * pf_manage ) ( struct vout_thread_s * ); - void ( * pf_render ) ( struct vout_thread_s *, - struct picture_s * ); - void ( * pf_display ) ( struct vout_thread_s *, - struct picture_s * ); - } vout; - - /* Motion compensation plugin */ - struct - { - void ( * ppppf_motion[2][2][4] ) ( yuv_data_t *, yuv_data_t *, - int, int ); - } motion; - - /* IDCT plugin */ - struct - { - void ( * pf_idct_init ) ( void ** ); - void ( * pf_sparse_idct_add )( dctelem_t *, yuv_data_t *, int, - void *, int ); - void ( * pf_idct_add ) ( dctelem_t *, yuv_data_t *, int, - void *, int ); - void ( * pf_sparse_idct_copy )( dctelem_t *, yuv_data_t *, int, - void *, int ); - void ( * pf_idct_copy ) ( dctelem_t *, yuv_data_t *, int, - void *, int ); - void ( * pf_norm_scan ) ( u8 ppi_scan[2][64] ); - } idct; - - /* Chroma transformation plugin */ - struct - { - int ( * pf_init ) ( struct vout_thread_s * ); - void ( * pf_end ) ( struct vout_thread_s * ); - } chroma; - - /* IMDCT plugin */ - struct - { - void ( * pf_imdct_init ) ( struct imdct_s * ); - void ( * pf_imdct_256 ) ( struct imdct_s *, - float data[], float delay[] ); - void ( * pf_imdct_256_nol )( struct imdct_s *, - float data[], float delay[] ); - void ( * pf_imdct_512 ) ( struct imdct_s *, - float data[], float delay[] ); - void ( * pf_imdct_512_nol )( struct imdct_s *, - float data[], float delay[] ); -// void ( * pf_fft_64p ) ( struct complex_s * ); - - } imdct; - - /* AC3 downmix plugin */ - struct - { - void ( * pf_downmix_3f_2r_to_2ch ) ( float *, struct dm_par_s * ); - void ( * pf_downmix_3f_1r_to_2ch ) ( float *, struct dm_par_s * ); - void ( * pf_downmix_2f_2r_to_2ch ) ( float *, struct dm_par_s * ); - void ( * pf_downmix_2f_1r_to_2ch ) ( float *, struct dm_par_s * ); - void ( * pf_downmix_3f_0r_to_2ch ) ( float *, struct dm_par_s * ); - void ( * pf_stream_sample_2ch_to_s16 ) ( s16 *, float *, float * ); - void ( * pf_stream_sample_1ch_to_s16 ) ( s16 *, float * ); - - } downmix; - - /* Decoder plugins */ - struct - { - int ( * pf_probe)( u8 * p_es ); - int ( * pf_run ) ( struct decoder_config_s * p_config ); - } dec; - - /* memcpy plugins */ - struct - { - void* ( * pf_memcpy ) ( void *, const void *, size_t ); - void* ( * pf_memset ) ( void *, int, size_t ); - } memcpy; - - } functions; - -} function_list_t; - -typedef struct module_functions_s -{ - /* XXX: The order here has to be the same as above for the #defines */ - function_list_t intf; - function_list_t access; - function_list_t demux; - function_list_t network; - function_list_t dec; - function_list_t motion; - function_list_t idct; - function_list_t aout; - function_list_t vout; - function_list_t chroma; - function_list_t imdct; - function_list_t downmix; - function_list_t memcpy; - -} module_functions_t; - -typedef struct module_functions_s * p_module_functions_t; + module_symbols_t *p_symbols; +}; /***************************************************************************** * Exported functions. *****************************************************************************/ -#ifndef __PLUGIN__ -void module_InitBank ( void ); -void module_LoadMain ( void ); -void module_LoadBuiltins ( void ); -void module_LoadPlugins ( void ); -void module_EndBank ( void ); -void module_ResetBank ( void ); -void module_ManageBank ( void ); -module_t * module_Need ( int, char *, void * ); -void module_Unneed ( module_t * ); +#define module_InitBank(a) __module_InitBank(VLC_OBJECT(a)) +void __module_InitBank ( vlc_object_t * ); +#define module_LoadMain(a) __module_LoadMain(VLC_OBJECT(a)) +void __module_LoadMain ( vlc_object_t * ); +#define module_LoadBuiltins(a) __module_LoadBuiltins(VLC_OBJECT(a)) +void __module_LoadBuiltins ( vlc_object_t * ); +#define module_LoadPlugins(a) __module_LoadPlugins(VLC_OBJECT(a)) +void __module_LoadPlugins ( vlc_object_t * ); +#define module_EndBank(a) __module_EndBank(VLC_OBJECT(a)) +void __module_EndBank ( vlc_object_t * ); +#define module_ResetBank(a) __module_ResetBank(VLC_OBJECT(a)) +void __module_ResetBank ( vlc_object_t * ); +#define module_ManageBank(a) __module_ManageBank(VLC_OBJECT(a)) +void __module_ManageBank ( vlc_object_t * ); + +#define module_Need(a,b,c) __module_Need(VLC_OBJECT(a),b,c) +VLC_EXPORT( module_t *, __module_Need, ( vlc_object_t *, const char *, const char * ) ); +#define module_Unneed(a,b) __module_Unneed(VLC_OBJECT(a),b) +VLC_EXPORT( void, __module_Unneed, ( vlc_object_t *, module_t * ) ); -#else -# define module_Need p_symbols->module_Need -# define module_Unneed p_symbols->module_Unneed -#endif