1 /*****************************************************************************
3 *****************************************************************************
4 * Copyright (C) 1999-2001 VideoLAN
5 * $Id: ninput.h,v 1.14 2003/11/13 17:59:34 gbazin Exp $
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
29 ES_EXTRA_TYPE_UNKNOWN,
30 ES_EXTRA_TYPE_WAVEFORMATEX,
31 ES_EXTRA_TYPE_BITMAPINFOHEADER,
32 ES_EXTRA_TYPE_SUBHEADER
40 int i_group; /* -1 : standalone
41 >= 0 then a "group" (program) is created
43 int i_priority; /* -2 : mean not selectable by the users
44 -1 : mean not selected by default even
48 char *psz_description;
77 static inline void es_format_Init( es_format_t *fmt,
78 int i_cat, vlc_fourcc_t i_codec )
81 fmt->i_codec = i_codec;
84 fmt->psz_language = NULL;
85 fmt->psz_description = NULL;
87 fmt->audio.i_samplerate = 0;
88 fmt->audio.i_channels = 0;
89 fmt->audio.i_bitrate = 0;
90 fmt->audio.i_blockalign = 0;
91 fmt->audio.i_bitspersample = 0;
93 fmt->video.i_width = 0;
94 fmt->video.i_height = 0;
95 fmt->video.i_display_width = 0;
96 fmt->video.i_display_height = 0;
98 fmt->subs.psz_encoding = NULL;
100 fmt->i_extra_type = ES_EXTRA_TYPE_UNKNOWN;
107 ES_OUT_SET_SELECT, /* arg1= es_out_id_t* arg2=vlc_bool_t */
108 ES_OUT_GET_SELECT /* arg1= es_out_id_t* arg2=vlc_bool_t* */
113 es_out_id_t *(*pf_add) ( es_out_t *, es_format_t * );
114 int (*pf_send) ( es_out_t *, es_out_id_t *, pes_packet_t * );
115 void (*pf_del) ( es_out_t *, es_out_id_t * );
116 int (*pf_control)( es_out_t *, int i_query, va_list );
121 static inline es_out_id_t * es_out_Add( es_out_t *out, es_format_t *fmt )
123 return out->pf_add( out, fmt );
125 static inline void es_out_Del( es_out_t *out, es_out_id_t *id )
127 out->pf_del( out, id );
129 static inline int es_out_Send( es_out_t *out, es_out_id_t *id, pes_packet_t *p_pes )
131 return out->pf_send( out, id, p_pes );
133 static inline int es_out_vaControl( es_out_t *out, int i_query, va_list args )
135 return out->pf_control( out, i_query, args );
137 static inline int es_out_Control( es_out_t *out, int i_query, ... )
142 va_start( args, i_query );
143 i_result = es_out_vaControl( out, i_query, args );
149 * \defgroup stream Stream
151 * This will allow you to easily handle read/seek in demuxer modules.
156 * Possible commands to send to stream_Control() and stream_vaControl()
161 STREAM_CAN_SEEK, /**< arg1= vlc_bool_t * res=cannot fail*/
162 STREAM_CAN_FASTSEEK, /**< arg1= vlc_bool_t * res=cannot fail*/
165 STREAM_SET_POSITION, /**< arg1= int64_t res=can fail */
166 STREAM_GET_POSITION, /**< arg1= int64_t * res=cannot fail*/
168 STREAM_GET_SIZE, /**< arg1= int64_t * res=cannot fail (0 if no sense)*/
172 VLC_EXPORT( stream_t *, stream_OpenInput, ( input_thread_t * ) );
173 VLC_EXPORT( void, stream_Release, ( stream_t * ) );
174 VLC_EXPORT( int, stream_vaControl, ( stream_t *, int i_query, va_list ) );
175 VLC_EXPORT( int, stream_Control, ( stream_t *, int i_query, ... ) );
176 VLC_EXPORT( int, stream_Read, ( stream_t *, void *p_read, int i_read ) );
177 VLC_EXPORT( int, stream_Peek, ( stream_t *, uint8_t **pp_peek, int i_peek ) );
178 VLC_EXPORT( data_packet_t *,stream_DataPacket, ( stream_t *, int i_size, vlc_bool_t b_force ) );
179 VLC_EXPORT( pes_packet_t *, stream_PesPacket, ( stream_t *, int i_size ) );
181 static int64_t inline stream_Tell( stream_t *s )
184 stream_Control( s, STREAM_GET_POSITION, &i_pos );
188 static int64_t inline stream_Size( stream_t *s )
191 stream_Control( s, STREAM_GET_SIZE, &i_pos );
195 static int inline stream_Seek( stream_t *s, int64_t i_pos )
197 return stream_Control( s, STREAM_SET_POSITION, i_pos );
206 * \defgroup demux Demux
211 DEMUX_GET_POSITION, /* arg1= double * res= */
212 DEMUX_SET_POSITION, /* arg1= double res=can fail */
214 DEMUX_GET_TIME, /* arg1= int64_t * res= */
215 DEMUX_SET_TIME, /* arg1= int64_t res=can fail */
217 DEMUX_GET_LENGTH, /* arg1= int64_t * res=can fail */
219 DEMUX_GET_FPS /* arg1= float * res=can fail */
225 VLC_EXPORT( int, demux_vaControl, ( input_thread_t *, int i_query, va_list ) );
226 VLC_EXPORT( int, demux_Control, ( input_thread_t *, int i_query, ... ) );
228 VLC_EXPORT( int, demux_vaControlDefault, ( input_thread_t *, int i_query, va_list ) );
231 VLC_EXPORT( char **, subtitles_Detect, ( input_thread_t *, char* path, char *fname ) );