* control the pace of reading.
*****************************************************************************
* Copyright (C) 1999, 2000 VideoLAN
- * $Id: input_ext-intf.h,v 1.49 2001/11/25 22:52:21 gbazin Exp $
+ * $Id: input_ext-intf.h,v 1.65 2002/04/24 00:36:24 sam Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
*
/*
* Communication input -> interface
*/
-#define INPUT_MAX_PLUGINS 1
/* FIXME ! */
#define REQUESTED_MPEG 1
#define REQUESTED_AC3 2
#define OFFSETTOTIME_MAX_SIZE 10
+/*****************************************************************************
+ * input_bank_t, p_input_bank (global variable)
+ *****************************************************************************
+ * This global variable is accessed by any function using the input.
+ *****************************************************************************/
+typedef struct input_bank_s
+{
+ /* Array to all the input threads */
+ struct input_thread_s *pp_input[ INPUT_MAX_THREADS ];
+
+ int i_count;
+ vlc_mutex_t lock; /* Global lock */
+
+} input_bank_t;
+
+#ifndef __PLUGIN__
+extern input_bank_t *p_input_bank;
+#else
+# define p_input_bank (p_symbols->p_input_bank)
+#endif
+
/*****************************************************************************
* es_descriptor_t: elementary stream descriptor
*****************************************************************************
* Describes an elementary stream, and includes fields required to handle and
* demultiplex this elementary stream.
*****************************************************************************/
-struct decoder_fifo_s; /* defined in input_ext-dec.h */
-struct pgrm_descriptor_s;
-
typedef struct es_descriptor_s
{
u16 i_id; /* stream ID for PS, PID for TS */
* fast forward and slow motion ? */
u8 i_cat; /* stream category: video, audio,
* spu, other */
-
+ int i_demux_fd; /* used to store demux device
+ file handle */
char psz_desc[20]; /* description of ES: audio language
* for instance ; NULL if not
* available */
/* PES parser information */
struct pes_packet_s * p_pes; /* Current PES */
- struct data_packet_s * p_last; /* The last packet gathered at present */
int i_pes_real_size; /* as indicated by the header */
/* Decoder information */
#define SPU_ES 0x02
#define NAV_ES 0x03
#define UNKNOWN_ES 0xFF
+
/*****************************************************************************
* pgrm_descriptor_t
*****************************************************************************
int i_part_nb; /* number of parts (chapter for DVD)*/
int i_part; /* currently selected part */
- int i_angle_nb; /* number of angles/title units */
- int i_angle;
/* offset to plugin related data */
off_t i_plugin_data;
/* Programs descriptions */
int i_pgrm_number; /* size of the following array */
pgrm_descriptor_t ** pp_programs; /* array of pointers to pgrm */
-
+ pgrm_descriptor_t * p_selected_program; /* currently
+ selected program */
+ pgrm_descriptor_t * p_new_program; /* Newly selected program */
/* ES descriptions */
int i_es_number;
es_descriptor_t ** pp_es; /* carried elementary streams */
*****************************************************************************
* This structure includes all the local static variables of an input thread
*****************************************************************************/
-struct vout_thread_s;
-struct bit_stream_s;
-
typedef struct input_thread_s
{
/* Thread properties and locks */
boolean_t b_error;
boolean_t b_eof;
vlc_thread_t thread_id; /* id for thread functions */
- int * pi_status; /* temporary status flag */
-
- /* Input module */
- struct module_s * p_input_module;
+ int i_status; /* status flag */
- /* Init/End */
- void (* pf_init)( struct input_thread_s * );
- void (* pf_open)( struct input_thread_s * );
+ /* Access module */
+ struct module_s * p_access_module;
+ int (* pf_open)( struct input_thread_s * );
void (* pf_close)( struct input_thread_s * );
- void (* pf_end)( struct input_thread_s * );
- void (* pf_init_bit_stream)( struct bit_stream_s *,
- struct decoder_fifo_s *,
- void (* pf_bitstream_callback)( struct bit_stream_s *,
- boolean_t ),
- void * );
-
- /* Read & Demultiplex */
- int (* pf_read)( struct input_thread_s *,
- struct data_packet_s * pp_packets[] );
- void (* pf_demux)( struct input_thread_s *,
- struct data_packet_s * );
-
- /* Packet management facilities */
- struct data_packet_s *(*pf_new_packet)( void *, size_t );
- struct pes_packet_s *(* pf_new_pes)( void * );
- void (* pf_delete_packet)( void *,
- struct data_packet_s * );
- void (* pf_delete_pes)( void *, struct pes_packet_s * );
-
- /* Stream control capabilities */
+ ssize_t (* pf_read) ( struct input_thread_s *,
+ byte_t *, size_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 * );
+ void (* pf_seek)( struct input_thread_s *, off_t );
+ void * p_access_data;
+ size_t i_mtu;
+
+ /* Demux module */
+ struct module_s * p_demux_module;
+ 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 * );
/* NULL if we don't support going *
* backwards (it's gonna be fun) */
- void (* pf_seek)( struct input_thread_s *, off_t );
-
- char * p_source;
+ void * p_demux_data; /* data of the demux */
- int i_handle; /* socket or file descriptor */
- FILE * p_stream; /* if applicable */
- void * p_handle; /* if i_handle isn't suitable */
- int i_read_once; /* number of packet read by
- * pf_read once */
- void * p_method_data; /* data of the packet manager */
- void * p_plugin_data; /* data of the plugin */
+ /* Buffer manager */
+ struct input_buffers_s *p_method_data; /* data of the packet manager */
+ struct data_buffer_s * p_data_buffer;
+ byte_t * p_current_data;
+ byte_t * p_last_data;
+ size_t i_bufsize;
/* General stream description */
- stream_descriptor_t stream; /* PAT tables */
+ stream_descriptor_t stream;
+
+ /* Playlist item */
+ char * psz_source;
+ char * psz_access;
+ char * psz_demux;
+ char * psz_name;
count_t c_loops;
} input_thread_t;
#define INPUT_METHOD_MCAST 0x32 /* UDP multicast */
#define INPUT_METHOD_BCAST 0x33 /* UDP broadcast */
#define INPUT_METHOD_VLAN_BCAST 0x34 /* UDP broadcast with VLANs */
-
+#define INPUT_METHOD_SATELLITE 0x40 /* stream is read from a */
+ /* satellite card */
/* Status changing methods */
#define INPUT_STATUS_END 0
/*****************************************************************************
* Prototypes
*****************************************************************************/
-#ifndef PLUGIN
+#ifndef __PLUGIN__
+void input_InitBank ( void );
+void input_EndBank ( void );
+
struct input_thread_s * input_CreateThread ( struct playlist_item_s *,
int *pi_status );
-void input_DestroyThread( struct input_thread_s *, int *pi_status );
-
-void input_SetStatus( struct input_thread_s *, int );
-void input_Seek ( struct input_thread_s *, off_t );
-void input_DumpStream( struct input_thread_s * );
-char * input_OffsetToTime( struct input_thread_s *, char * psz_buffer, off_t );
-int input_ChangeES ( struct input_thread_s *, struct es_descriptor_s *, u8 );
-int input_ToggleES ( struct input_thread_s *,
- struct es_descriptor_s *,
- boolean_t );
-int input_ChangeArea( struct input_thread_s *, struct input_area_s * );
-int input_ToggleGrayscale( struct input_thread_s * );
-int input_ToggleMute( struct input_thread_s * );
-int input_SetSMP( struct input_thread_s *, int );
+void input_StopThread ( struct input_thread_s *, int *pi_status );
+void input_DestroyThread ( struct input_thread_s * );
+
+void input_SetStatus ( struct input_thread_s *, int );
+void input_Seek ( struct input_thread_s *, off_t );
+void input_DumpStream ( struct input_thread_s * );
+char * input_OffsetToTime ( struct input_thread_s *, char *, off_t );
+int input_ChangeES ( struct input_thread_s *,
+ struct es_descriptor_s *, u8 );
+int input_ToggleES ( struct input_thread_s *,
+ struct es_descriptor_s *, boolean_t );
+int input_ChangeArea ( struct input_thread_s *, struct input_area_s * );
+int input_ChangeProgram ( struct input_thread_s *, u16 );
+int input_ToggleGrayscale( struct input_thread_s * );
+int input_ToggleMute ( struct input_thread_s * );
+int input_SetSMP ( struct input_thread_s *, int );
+#else
+# define input_SetStatus p_symbols->input_SetStatus
+# define input_Seek p_symbols->input_Seek
+# define input_DumpStream p_symbols->input_DumpStream
+# define input_OffsetToTime p_symbols->input_OffsetToTime
+# define input_ChangeES p_symbols->input_ChangeES
+# define input_ToggleES p_symbols->input_ToggleES
+# define input_ChangeArea p_symbols->input_ChangeArea
+# define input_ChangeProgram p_symbols->input_ChangeProgram
#endif
+
projects / vlc / blobdiff