/*****************************************************************************
* ninput.h
*****************************************************************************
- * Copyright (C) 1999-2001 VideoLAN
- * $Id: ninput.h,v 1.15 2003/11/16 21:07:30 gbazin Exp $
+ * Copyright (C) 1999-2004 VideoLAN
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
*
#ifndef _NINPUT_H
#define _NINPUT_H 1
-#include "audio_output.h"
-#include "vlc_video.h"
+#include "vlc_es.h"
-enum es_extra_type_e
+/* Seek point */
+struct seekpoint_t
{
- ES_EXTRA_TYPE_UNKNOWN,
- ES_EXTRA_TYPE_WAVEFORMATEX,
- ES_EXTRA_TYPE_BITMAPINFOHEADER,
- ES_EXTRA_TYPE_SUBHEADER
+ int64_t i_byte_offset;
+ int64_t i_time_offset;
+ char *psz_name;
};
-typedef struct subs_format_t
+static inline seekpoint_t *vlc_seekpoint_New( void )
{
- char *psz_encoding;
+ seekpoint_t *point = (seekpoint_t*)malloc( sizeof( seekpoint_t ) );
+ point->i_byte_offset =
+ point->i_time_offset = 0;
+ point->psz_name = NULL;
+ return point;
+}
-} subs_format_t;
+static inline void vlc_seekpoint_Delete( seekpoint_t *point )
+{
+ if( !point ) return;
+ if( point->psz_name ) free( point->psz_name );
+ free( point );
+}
-typedef struct
+static inline seekpoint_t *vlc_seekpoint_Duplicate( seekpoint_t *src )
{
- int i_cat;
- vlc_fourcc_t i_codec;
+ seekpoint_t *point = vlc_seekpoint_New();
+ if( src->psz_name ) point->psz_name = strdup( src->psz_name );
+ point->i_time_offset = src->i_time_offset;
+ point->i_byte_offset = src->i_byte_offset;
+ return point;
+}
- int i_group; /* -1 : standalone
- >= 0 then a "group" (program) is created
- for each value */
- int i_priority; /* -2 : mean not selectable by the users
- -1 : mean not selected by default even
- when no other stream
- >=0: priority */
- char *psz_language;
- char *psz_description;
+typedef struct
+{
+ char *psz_name;
- audio_format_t audio;
- video_format_t video;
- subs_format_t subs;
+ vlc_bool_t b_menu; /* Is it a menu or a normal entry */
- int i_bitrate;
+ int64_t i_length; /* Length(microsecond) if known, else 0 */
+ int64_t i_size; /* Size (bytes) if known, else 0 */
- int i_extra_type;
- int i_extra;
- void *p_extra;
+ /* Title seekpoint */
+ int i_seekpoint;
+ seekpoint_t **seekpoint;
-} es_format_t;
+} input_title_t;
-static inline void es_format_Init( es_format_t *fmt,
- int i_cat, vlc_fourcc_t i_codec )
+static inline input_title_t *vlc_input_title_New( )
{
- fmt->i_cat = i_cat;
- fmt->i_codec = i_codec;
- fmt->i_group = 0;
- fmt->i_priority = 0;
- fmt->psz_language = NULL;
- fmt->psz_description = NULL;
+ input_title_t *t = (input_title_t*)malloc( sizeof( input_title_t ) );
- memset( &fmt->audio, 0, sizeof(audio_format_t) );
- memset( &fmt->video, 0, sizeof(video_format_t) );
- memset( &fmt->subs, 0, sizeof(subs_format_t) );
+ t->psz_name = NULL;
+ t->b_menu = VLC_FALSE;
+ t->i_length = 0;
+ t->i_size = 0;
+ t->i_seekpoint = 0;
+ t->seekpoint = NULL;
- fmt->i_extra_type = ES_EXTRA_TYPE_UNKNOWN;
- fmt->i_extra = 0;
- fmt->p_extra = NULL;
+ return t;
}
+static inline void vlc_input_title_Delete( input_title_t *t )
+{
+ int i;
+ if( t == NULL )
+ return;
+
+ if( t->psz_name ) free( t->psz_name );
+ for( i = 0; i < t->i_seekpoint; i++ )
+ {
+ if( t->seekpoint[i]->psz_name ) free( t->seekpoint[i]->psz_name );
+ free( t->seekpoint[i] );
+ }
+ if( t->seekpoint ) free( t->seekpoint );
+ free( t );
+}
+
+static inline input_title_t *vlc_input_title_Duplicate( input_title_t *t )
+{
+ input_title_t *dup = vlc_input_title_New( );
+ int i;
+
+ if( t->psz_name ) dup->psz_name = strdup( t->psz_name );
+ dup->b_menu = t->b_menu;
+ dup->i_length = t->i_length;
+ dup->i_size = t->i_size;
+ dup->i_seekpoint = t->i_seekpoint;
+ if( t->i_seekpoint > 0 )
+ {
+ dup->seekpoint = (seekpoint_t**)calloc( t->i_seekpoint,
+ sizeof(seekpoint_t*) );
+
+ for( i = 0; i < t->i_seekpoint; i++ )
+ {
+ dup->seekpoint[i] = vlc_seekpoint_Duplicate( t->seekpoint[i] );
+ }
+ }
+
+ return dup;
+}
+
+/**
+ * \defgroup es out Es Out
+ * @{
+ */
+
+enum es_out_mode_e
+{
+ ES_OUT_MODE_NONE, /* don't select anything */
+ ES_OUT_MODE_ALL, /* eg for stream output */
+ ES_OUT_MODE_AUTO /* best audio/video or for input follow audio-channel, spu-channel */
+};
enum es_out_query_e
{
- ES_OUT_SET_SELECT, /* arg1= es_out_id_t* arg2=vlc_bool_t */
- ES_OUT_GET_SELECT /* arg1= es_out_id_t* arg2=vlc_bool_t* */
+ /* activate apply of mode */
+ ES_OUT_SET_ACTIVE, /* arg1= vlc_bool_t */
+ /* see if mode is currently aplied or not */
+ ES_OUT_GET_ACTIVE, /* arg1= vlc_bool_t* */
+
+ /* set/get mode */
+ ES_OUT_SET_MODE, /* arg1= int */
+ ES_OUT_GET_MODE, /* arg2= int* */
+
+ /* set es selected for the es category(audio/video/spu) */
+ ES_OUT_SET_ES, /* arg1= es_out_id_t* */
+
+ /* force selection/unselection of the ES (bypass current mode)*/
+ ES_OUT_SET_ES_STATE,/* arg1= es_out_id_t* arg2=vlc_bool_t */
+ ES_OUT_GET_ES_STATE,/* arg1= es_out_id_t* arg2=vlc_bool_t* */
+
+ /* PCR handling, by default dts/pts will be automatically computed using thoses PCR */
+ ES_OUT_SET_PCR, /* arg1=int64_t i_pcr(microsecond!) (using default group 0)*/
+ ES_OUT_SET_GROUP_PCR, /* arg1= int i_group, arg2=int64_t i_pcr(microsecond!)*/
+ ES_OUT_RESET_PCR, /* no arg */
};
struct es_out_t
{
es_out_id_t *(*pf_add) ( es_out_t *, es_format_t * );
- int (*pf_send) ( es_out_t *, es_out_id_t *, pes_packet_t * );
+ int (*pf_send) ( es_out_t *, es_out_id_t *, block_t * );
void (*pf_del) ( es_out_t *, es_out_id_t * );
int (*pf_control)( es_out_t *, int i_query, va_list );
{
out->pf_del( out, id );
}
-static inline int es_out_Send( es_out_t *out, es_out_id_t *id, pes_packet_t *p_pes )
+static inline int es_out_Send( es_out_t *out, es_out_id_t *id,
+ block_t *p_block )
{
- return out->pf_send( out, id, p_pes );
+ return out->pf_send( out, id, p_block );
}
+
static inline int es_out_vaControl( es_out_t *out, int i_query, va_list args )
{
return out->pf_control( out, i_query, args );
return i_result;
}
+/**
+ * @}
+ */
+
+/* i_update field of access_t/demux_t */
+#define INPUT_UPDATE_NONE 0x0000
+#define INPUT_UPDATE_SIZE 0x0001
+#define INPUT_UPDATE_TITLE 0x0010
+#define INPUT_UPDATE_SEEKPOINT 0x0020
+
+/**
+ * \defgroup access Access
+ * @{
+ */
+
+enum access_query_e
+{
+ /* capabilities */
+ ACCESS_CAN_SEEK, /* arg1= vlc_bool_t* cannot fail */
+ ACCESS_CAN_FASTSEEK, /* arg1= vlc_bool_t* cannot fail */
+ ACCESS_CAN_PAUSE, /* arg1= vlc_bool_t* cannot fail */
+ ACCESS_CAN_CONTROL_PACE,/* arg1= vlc_bool_t* cannot fail */
+
+ /* */
+ ACCESS_GET_MTU, /* arg1= int* cannot fail(0 if no sense)*/
+ ACCESS_GET_PTS_DELAY, /* arg1= int64_t* cannot fail */
+ /* */
+ ACCESS_GET_TITLE_INFO, /* arg1=input_title_t*** arg2=int* can fail */
+
+ /* */
+ ACCESS_SET_PAUSE_STATE, /* arg1= vlc_bool_t can fail */
+
+ /* */
+ ACCESS_SET_TITLE, /* arg1= int can fail */
+ ACCESS_SET_SEEKPOINT, /* arg1= int can fail */
+
+ /* Special mode for access/demux communication
+ * XXX: avoid to use it unless you can't */
+ ACCESS_SET_PRIVATE_ID_STATE, /* arg1= vlc_bool_t b_selected, int i_private_data can fail */
+};
+
+struct access_t
+{
+ VLC_COMMON_MEMBERS
+
+ /* Module properties */
+ module_t *p_module;
+
+ /* Access name (empty if non forced) */
+ char *psz_access;
+ /* Access path/url/filename/.... */
+ char *psz_path;
+
+ /* Access can fill this entry to force a demuxer
+ * XXX: fill it once you know for sure you will succed
+ * (if you fail, this value won't be reseted */
+ char *psz_demux;
+
+ /* pf_read/pf_block is used to read data.
+ * XXX A access should set one and only one of them */
+ int (*pf_read) ( access_t *, uint8_t *, int ); /* Return -1 if no data yet, 0 if no more data, else real data read */
+ block_t *(*pf_block)( access_t * ); /* return a block of data in his 'natural' size, NULL if not yet data or eof */
+
+ /* Called for each seek.
+ * XXX can be null */
+ int (*pf_seek) ( access_t *, int64_t ); /* can be null if can't seek */
+
+ /* Used to retreive and configure the access
+ * XXX mandatory. look at access_query_e to know what query you *have to* support */
+ int (*pf_control)( access_t *, int i_query, va_list args);
+
+ /* Access has to maintain them uptodate */
+ struct
+ {
+ unsigned int i_update; /* Access sets them on change,
+ Input removes them once take into account*/
+
+ int64_t i_size; /* Write only for access, read only for input */
+ int64_t i_pos; /* idem */
+ vlc_bool_t b_eof; /* idem */
+
+ int i_title; /* idem, start from 0 (could be menu) */
+ int i_seekpoint;/* idem, start from 0 */
+ } info;
+ access_sys_t *p_sys;
+};
+
+#define access2_New( a, b, c, d ) __access2_New(VLC_OBJECT(a), b, c, d )
+VLC_EXPORT( access_t *, __access2_New, ( vlc_object_t *p_obj, char *psz_access, char *psz_demux, char *psz_path ) );
+VLC_EXPORT( void, access2_Delete, ( access_t * ) );
+
+static inline int access2_vaControl( access_t *p_access, int i_query, va_list args )
+{
+ return p_access->pf_control( p_access, i_query, args );
+}
+static inline int access2_Control( access_t *p_access, int i_query, ... )
+{
+ va_list args;
+ int i_result;
+
+ va_start( args, i_query );
+ i_result = access2_vaControl( p_access, i_query, args );
+ va_end( args );
+ return i_result;
+}
+
+/**
+ * @}
+ */
+
/**
* \defgroup stream Stream
*
STREAM_GET_POSITION, /**< arg1= int64_t * res=cannot fail*/
STREAM_GET_SIZE, /**< arg1= int64_t * res=cannot fail (0 if no sense)*/
+
+ STREAM_GET_MTU, /**< arg1= int * res=cannot fail (0 if no sense)*/
+
+ /* Special for direct access control from demuxer.
+ * XXX: avoid using it by all means */
+ STREAM_CONTROL_ACCESS, /* arg1= int i_access_query, args res: can fail
+ if access unreachable or access control answer */
+};
+
+/**
+ * stream_t definition
+ */
+struct stream_t
+{
+ VLC_COMMON_MEMBERS
+
+ block_t *(*pf_block) ( stream_t *, int i_size );
+ int (*pf_read) ( stream_t *, void *p_read, int i_read );
+ int (*pf_peek) ( stream_t *, uint8_t **pp_peek, int i_peek );
+ int (*pf_control)( stream_t *, int i_query, va_list );
+
+ stream_sys_t *p_sys;
};
-/* Stream */
-VLC_EXPORT( stream_t *, stream_OpenInput, ( input_thread_t * ) );
-VLC_EXPORT( void, stream_Release, ( stream_t * ) );
-VLC_EXPORT( int, stream_vaControl, ( stream_t *, int i_query, va_list ) );
-VLC_EXPORT( int, stream_Control, ( stream_t *, int i_query, ... ) );
-VLC_EXPORT( int, stream_Read, ( stream_t *, void *p_read, int i_read ) );
-VLC_EXPORT( int, stream_Peek, ( stream_t *, uint8_t **pp_peek, int i_peek ) );
-VLC_EXPORT( data_packet_t *,stream_DataPacket, ( stream_t *, int i_size, vlc_bool_t b_force ) );
-VLC_EXPORT( pes_packet_t *, stream_PesPacket, ( stream_t *, int i_size ) );
+/**
+ * Try to read "i_read" bytes into a buffer pointed by "p_read". If
+ * "p_read" is NULL then data are skipped instead of read. The return
+ * value is the real numbers of bytes read/skip. If this value is less
+ * than i_read that means that it's the end of the stream.
+ */
+static inline int stream_Read( stream_t *s, void *p_read, int i_read )
+{
+ return s->pf_read( s, p_read, i_read );
+}
+
+/**
+ * Store in pp_peek a pointer to the next "i_peek" bytes in the stream
+ * \return The real numbers of valid bytes, if it's less
+ * or equal to 0, *pp_peek is invalid.
+ * \note pp_peek is a pointer to internal buffer and it will be invalid as
+ * soons as other stream_* functions are called.
+ * \note Due to input limitation, it could be less than i_peek without meaning
+ * the end of the stream (but only when you have i_peek >=
+ * p_input->i_bufsize)
+ */
+static inline int stream_Peek( stream_t *s, uint8_t **pp_peek, int i_peek )
+{
+ return s->pf_peek( s, pp_peek, i_peek );
+}
-static int64_t inline stream_Tell( stream_t *s )
+/**
+ * Use to control the "stream_t *". Look at #stream_query_e for
+ * possible "i_query" value and format arguments. Return VLC_SUCCESS
+ * if ... succeed ;) and VLC_EGENERIC if failed or unimplemented
+ */
+static inline int stream_vaControl( stream_t *s, int i_query, va_list args )
+{
+ return s->pf_control( s, i_query, args );
+}
+static inline int stream_Control( stream_t *s, int i_query, ... )
+{
+ va_list args;
+ int i_result;
+
+ va_start( args, i_query );
+ i_result = s->pf_control( s, i_query, args );
+ va_end( args );
+ return i_result;
+}
+static inline int64_t stream_Tell( stream_t *s )
{
int64_t i_pos;
stream_Control( s, STREAM_GET_POSITION, &i_pos );
-
return i_pos;
}
-static int64_t inline stream_Size( stream_t *s )
+static inline int64_t stream_Size( stream_t *s )
{
int64_t i_pos;
stream_Control( s, STREAM_GET_SIZE, &i_pos );
-
return i_pos;
}
-static int inline stream_Seek( stream_t *s, int64_t i_pos )
+static inline int stream_MTU( stream_t *s )
+{
+ int i_mtu;
+ stream_Control( s, STREAM_GET_MTU, &i_mtu );
+ return i_mtu;
+}
+static inline int stream_Seek( stream_t *s, int64_t i_pos )
{
return stream_Control( s, STREAM_SET_POSITION, i_pos );
}
+/**
+ * Read "i_size" bytes and store them in a block_t. If less than "i_size"
+ * bytes are available then return what is left and if nothing is availble,
+ * return NULL.
+ */
+static inline block_t *stream_Block( stream_t *s, int i_size )
+{
+ if( i_size <= 0 ) return NULL;
+
+ if( s->pf_block )
+ {
+ return s->pf_block( s, i_size );
+ }
+ else
+ {
+ /* emulate block read */
+ block_t *p_bk = block_New( s, i_size );
+ if( p_bk )
+ {
+ p_bk->i_buffer = stream_Read( s, p_bk->p_buffer, i_size );
+ if( p_bk->i_buffer > 0 )
+ {
+ return p_bk;
+ }
+ }
+ if( p_bk ) block_Release( p_bk );
+ return NULL;
+ }
+}
+
+VLC_EXPORT( char *, stream_ReadLine, ( stream_t * ) );
+
+/**
+ * Create a special stream and a demuxer, this allows chaining demuxers
+ */
+#define stream_DemuxNew( a, b, c ) __stream_DemuxNew( VLC_OBJECT(a), b, c)
+VLC_EXPORT( stream_t *,__stream_DemuxNew, ( vlc_object_t *p_obj, char *psz_demux, es_out_t *out ) );
+VLC_EXPORT( void, stream_DemuxSend, ( stream_t *s, block_t *p_block ) );
+VLC_EXPORT( void, stream_DemuxDelete,( stream_t *s ) );
/**
* @}
* \defgroup demux Demux
* @{
*/
+
+struct demux_t
+{
+ VLC_COMMON_MEMBERS
+
+ /* Module properties */
+ module_t *p_module;
+
+ /* eg informative but needed (we can have access+demux) */
+ char *psz_access;
+ char *psz_demux;
+ char *psz_path;
+
+ /* input stream */
+ stream_t *s; /* NULL in case of a access+demux in one */
+
+ /* es output */
+ es_out_t *out; /* ou p_es_out */
+
+ /* set by demuxer */
+ int (*pf_demux) ( demux_t * ); /* demux one frame only */
+ int (*pf_control)( demux_t *, int i_query, va_list args);
+
+ /* Demux has to maintain them uptodate
+ * when it is responsible of seekpoint/title
+ * XXX: don't use them yet */
+ struct
+ {
+ unsigned int i_update; /* Demux sets them on change,
+ Input removes them once take into account*/
+ /* Seekpoint/Title at demux level */
+ int i_title; /* idem, start from 0 (could be menu) */
+ int i_seekpoint; /* idem, start from 0 */
+ } info;
+ demux_sys_t *p_sys;
+};
+
enum demux_query_e
{
DEMUX_GET_POSITION, /* arg1= double * res= */
DEMUX_SET_POSITION, /* arg1= double res=can fail */
+ DEMUX_GET_LENGTH, /* arg1= int64_t * res= */
DEMUX_GET_TIME, /* arg1= int64_t * res= */
DEMUX_SET_TIME, /* arg1= int64_t res=can fail */
- DEMUX_GET_LENGTH, /* arg1= int64_t * res=can fail */
+ DEMUX_GET_FPS, /* arg1= float * res=can fail */
+ DEMUX_GET_META, /* arg1= vlc_meta_t ** res=can fail */
+
+ DEMUX_GET_TITLE_INFO, /* arg1=input_title_t*** arg2=int* can fail */
- DEMUX_GET_FPS /* arg1= float * res=can fail */
+ DEMUX_SET_TITLE, /* arg1= int can fail */
+ DEMUX_SET_SEEKPOINT, /* arg1= int can fail */
};
+/* Demux */
+VLC_EXPORT( int, demux_vaControl, ( input_thread_t *, int i_query, va_list ) );
+VLC_EXPORT( int, demux_Control, ( input_thread_t *, int i_query, ... ) );
+VLC_EXPORT( int, demux_vaControlDefault, ( input_thread_t *, int i_query, va_list ) );
-/* Demux */
-VLC_EXPORT( int, demux_vaControl, ( input_thread_t *, int i_query, va_list ) );
-VLC_EXPORT( int, demux_Control, ( input_thread_t *, int i_query, ... ) );
+/* Access */
+VLC_EXPORT( int, access_vaControl, ( input_thread_t *, int i_query, va_list ) );
+VLC_EXPORT( int, access_Control, ( input_thread_t *, int i_query, ... ) );
+VLC_EXPORT( int, access_vaControlDefault,( input_thread_t *, int i_query, va_list ) );
+
+
+/* stream_t *s could be null and then it mean a access+demux in one */
+#define demux2_New( a, b, c, d, e, f ) __demux2_New(VLC_OBJECT(a),b,c,d,e,f)
+VLC_EXPORT( demux_t *, __demux2_New, ( vlc_object_t *p_obj, char *psz_access, char *psz_demux, char *psz_path, stream_t *s, es_out_t *out ) );
+VLC_EXPORT( void, demux2_Delete, ( demux_t * ) );
+VLC_EXPORT( int, demux2_vaControlHelper, ( stream_t *, int64_t i_start, int64_t i_end, int i_bitrate, int i_align, int i_query, va_list args ) );
-VLC_EXPORT( int, demux_vaControlDefault, ( input_thread_t *, int i_query, va_list ) );
+static inline int demux2_Demux( demux_t *p_demux )
+{
+ return p_demux->pf_demux( p_demux );
+}
+static inline int demux2_vaControl( demux_t *p_demux, int i_query, va_list args )
+{
+ return p_demux->pf_control( p_demux, i_query, args );
+}
+static inline int demux2_Control( demux_t *p_demux, int i_query, ... )
+{
+ va_list args;
+ int i_result;
+
+ va_start( args, i_query );
+ i_result = demux2_vaControl( p_demux, i_query, args );
+ va_end( args );
+ return i_result;
+}
/* Subtitles */
-VLC_EXPORT( char **, subtitles_Detect, ( input_thread_t *, char* path, char *fname ) );
+VLC_EXPORT( char **, subtitles_Detect, ( input_thread_t *, char* path, char *fname ) );
/**
* @}
*/
-#endif
+/**
+ * \defgroup input Input
+ * @{
+ */
+enum input_query_e
+{
+ /* input variable "position" */
+ INPUT_GET_POSITION, /* arg1= double * res= */
+ INPUT_SET_POSITION, /* arg1= double res=can fail */
+
+ /* input variable "length" */
+ INPUT_GET_LENGTH, /* arg1= int64_t * res=can fail */
+
+ /* input variable "time" */
+ INPUT_GET_TIME, /* arg1= int64_t * res= */
+ INPUT_SET_TIME, /* arg1= int64_t res=can fail */
+
+ /* input variable "rate" (1 is DEFAULT_RATE) */
+ INPUT_GET_RATE, /* arg1= int * res= */
+ INPUT_SET_RATE, /* arg1= int res=can fail */
+
+ /* input variable "state" */
+ INPUT_GET_STATE, /* arg1= int * res= */
+ INPUT_SET_STATE, /* arg1= int res=can fail */
+
+
+ /* bookmarks */
+ INPUT_GET_BOOKMARKS, /* arg1= seekpoint_t *** arg2= int * res=can fail */
+ INPUT_CLEAR_BOOKMARKS, /* res=can fail */
+ INPUT_ADD_BOOKMARK, /* arg1= seekpoint_t * res=can fail */
+ INPUT_CHANGE_BOOKMARK, /* arg1= seekpoint_t * arg2= int * res=can fail */
+ INPUT_DEL_BOOKMARK, /* arg1= seekpoint_t * res=can fail */
+ INPUT_SET_BOOKMARK, /* arg1= int res=can fail */
+
+ INPUT_ADD_OPTION, /* arg1= char * arg2= char * res=can fail */
+
+ /* */
+ INPUT_ADD_INFO, /* arg1= char * arg2= char * arg3=... res=can fail */
+ INPUT_GET_INFO, /* arg1= char * arg2= char * arg3= char ** res=can fail*/
+
+ INPUT_SET_NAME, /* arg1= char * res=can fail */
+
+ /* */
+ INPUT_GET_SUBDELAY, /* arg1 = int* res=can fail */
+ INPUT_SET_SUBDELAY, /* arg1 = int res=can fail */
+};
+
+VLC_EXPORT( int, input_vaControl,( input_thread_t *, int i_query, va_list ) );
+VLC_EXPORT( int, input_Control, ( input_thread_t *, int i_query, ... ) );
+
+/**
+ * @}
+ */
+
+#endif
projects / vlc / blobdiff