1 /*****************************************************************************
2 * rtmp_amf_flv.h: RTMP, AMF and FLV over RTMP implementation.
3 *****************************************************************************
4 * Copyright (C) URJC - LADyR - Luis Lopez Fernandez
6 * Author: Miguel Angel Cabrera Moya
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
21 *****************************************************************************/
23 /*****************************************************************************
24 * Local prototypes (continued from access.c)
25 *****************************************************************************/
26 typedef struct rtmp_packet_t rtmp_packet_t;
27 typedef struct rtmp_body_t rtmp_body_t;
28 typedef struct rtmp_control_thread_t rtmp_control_thread_t;
29 typedef void (*rtmp_handler_t)( rtmp_control_thread_t *p_thread, rtmp_packet_t *rtmp_packet );
36 uint32_t timestamp_relative;
37 int32_t length_encoded;
46 int32_t length_body; /* without interchunk headers */
47 int32_t length_buffer;
51 struct rtmp_control_thread_t
59 char *psz_application;
65 block_fifo_t *p_fifo_input;
66 block_fifo_t *p_empty_blocks;
77 double stream_client_id;
78 double stream_server_id;
82 /* Rebuild FLV variables (access) */
85 int metadata_received;
86 uint8_t metadata_stereo;
87 uint8_t metadata_samplesize;
88 uint32_t metadata_samplerate;
89 uint8_t metadata_audiocodecid;
90 uint8_t metadata_videocodecid;
91 uint8_t metadata_frametype;
92 int first_media_packet;
93 uint32_t flv_tag_previous_tag_size;
95 /* Vars for rebuilding FLV (access_output) */
96 rtmp_body_t *flv_body;
97 uint8_t flv_content_type;
98 uint32_t flv_length_body;
99 uint32_t flv_timestamp;
101 /* vars for channel state */
102 uint32_t chunk_size_recv;
103 uint32_t chunk_size_send;
104 rtmp_packet_t rtmp_headers_recv[64]; /* RTMP_HEADER_STREAM_MAX */
105 rtmp_packet_t rtmp_headers_send[64];
107 rtmp_handler_t rtmp_handler[21]; /* index by RTMP_CONTENT_TYPE */
109 /* Pointer to base module object (later needs to casted) */
117 /* vars for reading from fifo */
121 /* thread for filtering and handling control messages */
122 rtmp_control_thread_t *p_thread;
125 /*****************************************************************************
127 ******************************************************************************/
128 int rtmp_handshake_active( vlc_object_t *p_this, int fd );
129 int rtmp_handshake_passive( vlc_object_t *p_this, int fd );
130 int rtmp_connect_active( rtmp_control_thread_t *p_thread );
131 int rtmp_connect_passive( rtmp_control_thread_t *p_thread );
132 //int rtmp_seek( access_t *p_access, int64_t i_pos ); TODO
134 rtmp_packet_t *rtmp_build_bytes_read( rtmp_control_thread_t *p_thread, uint32_t reply );
135 rtmp_packet_t *rtmp_build_publish_start( rtmp_control_thread_t *p_thread );
136 rtmp_packet_t *rtmp_build_flv_over_rtmp( rtmp_control_thread_t *p_thread, block_t *p_buffer );
138 rtmp_packet_t *rtmp_read_net_packet( rtmp_control_thread_t *p_thread );
139 uint8_t *rtmp_encode_packet( rtmp_control_thread_t *p_thread, rtmp_packet_t *rtmp_packet );
140 void rtmp_init_handler( rtmp_handler_t *rtmp_handler );
141 /*****************************************************************************
143 ******************************************************************************/
144 block_t *flv_get_metadata( access_t *p_access );
145 block_t *flv_insert_header( access_t *p_access, block_t *first_packet );
147 /*****************************************************************************
149 ******************************************************************************/
150 rtmp_body_t *rtmp_body_new( int length_buffer );
151 void rtmp_body_reset( rtmp_body_t * );