FFmpeg
mms.h
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1 /*
2  * MMS protocol common definitions.
3  * Copyright (c) 2010 Zhentan Feng <spyfeng at gmail dot com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 #ifndef AVFORMAT_MMS_H
22 #define AVFORMAT_MMS_H
23 
24 #include "url.h"
25 
26 typedef struct MMSStream {
27  int id;
28 }MMSStream;
29 
30 typedef struct MMSContext {
31  URLContext *mms_hd; ///< TCP connection handle
33 
34  /** Buffer for outgoing packets. */
35  /*@{*/
36  uint8_t *write_out_ptr; ///< Pointer for writing the buffer.
37  uint8_t out_buffer[512]; ///< Buffer for outgoing packet.
38  /*@}*/
39 
40  /** Buffer for incoming packets. */
41  /*@{*/
42  uint8_t in_buffer[65536]; ///< Buffer for incoming packets.
43  uint8_t *read_in_ptr; ///< Pointer for reading from incoming buffer.
44  int remaining_in_len; ///< Reading length from incoming buffer.
45  /*@}*/
46 
47  /** Internal handling of the ASF header */
48  /*@{*/
49  uint8_t *asf_header; ///< Stored ASF header.
50  int asf_header_size; ///< Size of stored ASF header.
51  int header_parsed; ///< The header has been received and parsed.
54  /*@}*/
55 
56  int stream_num; ///< stream numbers.
57  unsigned int nb_streams_allocated; ///< allocated size of streams
58 } MMSContext;
59 
61 int ff_mms_read_data(MMSContext *mms, uint8_t *buf, const int size);
62 int ff_mms_read_header(MMSContext * mms, uint8_t * buf, const int size);
63 
64 #endif /* AVFORMAT_MMS_H */
URLContext * mms_hd
TCP connection handle.
Definition: mms.h:31
unsigned int nb_streams_allocated
allocated size of streams
Definition: mms.h:57
uint8_t * read_in_ptr
Pointer for reading from incoming buffer.
Definition: mms.h:43
Definition: mms.h:30
int stream_num
stream numbers.
Definition: mms.h:56
int ff_mms_asf_header_parser(MMSContext *mms)
Definition: mms.c:54
int header_parsed
The header has been received and parsed.
Definition: mms.h:51
uint8_t * asf_header
Internal handling of the ASF header.
Definition: mms.h:49
uint8_t
int asf_packet_len
Definition: mms.h:52
ptrdiff_t size
Definition: opengl_enc.c:100
int ff_mms_read_data(MMSContext *mms, uint8_t *buf, const int size)
Definition: mms.c:44
int ff_mms_read_header(MMSContext *mms, uint8_t *buf, const int size)
Definition: mms.c:29
uint8_t * write_out_ptr
Buffer for outgoing packets.
Definition: mms.h:36
int asf_header_read_size
Definition: mms.h:53
int remaining_in_len
Reading length from incoming buffer.
Definition: mms.h:44
void * buf
Definition: avisynth_c.h:766
Definition: url.h:38
int asf_header_size
Size of stored ASF header.
Definition: mms.h:50
Definition: mms.h:26
int id
Definition: mms.h:27
MMSStream * streams
Definition: mms.h:32
unbuffered private I/O API