1 /*****************************************************************************
2 * input_ext-plugins.h: structures of the input not exported to other modules,
3 * but exported to plug-ins
4 *****************************************************************************
5 * Copyright (C) 1999-2002 VideoLAN
8 * Authors: Christophe Massiot <massiot@via.ecp.fr>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
26 * Communication plugin -> input
29 /* FIXME: you've gotta move this move this, you've gotta move this move this */
30 #define PADDING_PACKET_SIZE 188 /* Size of the NULL packet inserted in case
31 * of data loss (this should be < 188). */
32 #define PADDING_PACKET_NUMBER 10 /* Number of padding packets top insert to
33 * escape a decoder. */
34 #define INPUT_DEFAULT_BUFSIZE 65536 /* Default buffer size to use when none
38 /*****************************************************************************
39 * Prototypes from input_programs.c
40 *****************************************************************************/
41 VLC_EXPORT( int, input_InitStream,( input_thread_t *, size_t ) );
42 VLC_EXPORT( void, input_EndStream, ( input_thread_t * ) );
43 VLC_EXPORT( pgrm_descriptor_t *, input_FindProgram,( input_thread_t *, uint16_t ) );
44 VLC_EXPORT( pgrm_descriptor_t *, input_AddProgram, ( input_thread_t *, uint16_t, size_t ) );
45 VLC_EXPORT( void, input_DelProgram,( input_thread_t *, pgrm_descriptor_t * ) );
46 VLC_EXPORT( int, input_SetProgram,( input_thread_t *, pgrm_descriptor_t * ) );
47 VLC_EXPORT( input_area_t *, input_AddArea,( input_thread_t *, uint16_t, uint16_t ) );
48 VLC_EXPORT( void, input_DelArea, ( input_thread_t *, input_area_t * ) );
49 VLC_EXPORT( es_descriptor_t *, input_FindES,( input_thread_t *, uint16_t ) );
50 VLC_EXPORT( es_descriptor_t *, input_AddES, ( input_thread_t *, pgrm_descriptor_t *, uint16_t, int, char const *, size_t ) );
51 VLC_EXPORT( void, input_DelES, ( input_thread_t *, es_descriptor_t * ) );
52 VLC_EXPORT( int, input_SelectES, ( input_thread_t *, es_descriptor_t * ) );
53 VLC_EXPORT( int, input_UnselectES,( input_thread_t *, es_descriptor_t * ) );
55 /*****************************************************************************
56 * Prototypes from input_dec.c
57 *****************************************************************************/
58 VLC_EXPORT( decoder_t *, input_RunDecoder, ( input_thread_t *, es_descriptor_t * ) );
59 VLC_EXPORT( void, input_EndDecoder, ( input_thread_t *, es_descriptor_t * ) );
61 VLC_EXPORT( void, input_DecodePES, ( decoder_t *, pes_packet_t * ) );
62 VLC_EXPORT( void, input_DecodeBlock,( decoder_t *, block_t * ) );
64 void input_EscapeDiscontinuity( input_thread_t * );
65 void input_EscapeAudioDiscontinuity( input_thread_t * );
67 /*****************************************************************************
68 * Prototypes from es_out.c
69 *****************************************************************************/
70 /* input internal use only */
71 es_out_t *input_EsOutNew( input_thread_t * );
72 void input_EsOutDelete( es_out_t * );
74 stream_t *input_StreamNew( input_thread_t * );
75 void input_StreamDelete( stream_t * );
77 /*****************************************************************************
78 * Prototypes from input_clock.c
79 *****************************************************************************/
80 void input_ClockInit( pgrm_descriptor_t * );
81 VLC_EXPORT( int, input_ClockManageControl, ( input_thread_t *, pgrm_descriptor_t *, mtime_t ) );
82 VLC_EXPORT( void, input_ClockManageRef, ( input_thread_t *, pgrm_descriptor_t *, mtime_t ) );
83 VLC_EXPORT( mtime_t, input_ClockGetTS, ( input_thread_t *, pgrm_descriptor_t *, mtime_t ) );
85 /*****************************************************************************
86 * Prototypes from input_ext-plugins.h (buffers management)
87 *****************************************************************************/
88 #define input_BuffersInit(a) __input_BuffersInit(VLC_OBJECT(a))
89 void * __input_BuffersInit( vlc_object_t * );
90 VLC_EXPORT( void, input_BuffersEnd, ( input_thread_t *, input_buffers_t * ) );
92 VLC_EXPORT( data_buffer_t *, input_NewBuffer, ( input_buffers_t *, size_t ) );
93 VLC_EXPORT( void, input_ReleaseBuffer, ( input_buffers_t *, data_buffer_t * ) );
94 VLC_EXPORT( data_packet_t *, input_ShareBuffer, ( input_buffers_t *, data_buffer_t * ) );
95 VLC_EXPORT( data_packet_t *, input_NewPacket, ( input_buffers_t *, size_t ) );
96 VLC_EXPORT( void, input_DeletePacket, ( input_buffers_t *, data_packet_t * ) );
97 VLC_EXPORT( pes_packet_t *, input_NewPES, ( input_buffers_t * ) );
98 VLC_EXPORT( ssize_t, input_FillBuffer, ( input_thread_t * ) );
99 VLC_EXPORT( ssize_t, input_Peek, ( input_thread_t *, byte_t **, size_t ) );
100 VLC_EXPORT( ssize_t, input_SplitBuffer, ( input_thread_t *, data_packet_t **, size_t ) );
101 VLC_EXPORT( int, input_AccessInit, ( input_thread_t * ) );
102 VLC_EXPORT( void, input_AccessReinit, ( input_thread_t * ) );
103 VLC_EXPORT( void, input_AccessEnd, ( input_thread_t * ) );
106 * Optional standard file descriptor operations (input_ext-plugins.h)
109 /*****************************************************************************
110 * input_socket_t: private access plug-in data
111 *****************************************************************************/
112 struct input_socket_t
114 /* Unbuffered file descriptor */