1 /*****************************************************************************
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 /*****************************************************************************
25 *****************************************************************************/
31 #include <vlc_plugin.h>
34 #include <vlc_network.h> /* DOWN: #include <network.h> */
36 #include <vlc_block.h>
38 #include "../access/rtmp/rtmp_amf_flv.h"
40 /*****************************************************************************
42 *****************************************************************************/
44 #define URL_TEXT N_( "Destination" )
45 #define URL_LONGTEXT N_( \
46 "This is the output URL that will be used." )
48 static int Open ( vlc_object_t * );
49 static void Close( vlc_object_t * );
51 #define SOUT_CFG_PREFIX "sout-rtmp-"
54 set_description( N_("RTMP stream output") );
55 set_shortname( N_("RTMP" ) );
56 set_capability( "sout access", 50 );
57 set_category( CAT_SOUT );
58 set_subcategory( SUBCAT_SOUT_STREAM );
59 add_shortcut( "rtmp" );
60 set_callbacks( Open, Close );
63 /*****************************************************************************
65 *****************************************************************************/
66 static ssize_t Write( sout_access_out_t *, block_t * );
67 static int Seek ( sout_access_out_t *, off_t );
68 static void ThreadControl( vlc_object_t * );
70 struct sout_access_out_sys_t
74 /* thread for filtering and handling control messages */
75 rtmp_control_thread_t *p_thread;
78 /*****************************************************************************
79 * Open: open the rtmp connection
80 *****************************************************************************/
81 static int Open( vlc_object_t *p_this )
83 sout_access_out_t *p_access = (sout_access_out_t *) p_this;
84 sout_access_out_sys_t *p_sys;
86 int length_path, length_media_name;
89 if( !( p_sys = calloc ( 1, sizeof( sout_access_out_sys_t ) ) ) )
91 msg_Err( p_access, "not enough memory" );
94 p_access->p_sys = p_sys;
97 vlc_object_create( p_access, sizeof( rtmp_control_thread_t ) );
98 if( !p_sys->p_thread )
100 msg_Err( p_access, "out of memory" );
103 vlc_object_attach( p_sys->p_thread, p_access );
105 /* Parse URI - remove spaces */
106 p = psz = strdup( p_access->psz_path );
107 while( ( p = strchr( p, ' ' ) ) != NULL )
109 vlc_UrlParse( &p_sys->p_thread->url, psz, 0 );
112 if( p_sys->p_thread->url.psz_host == NULL
113 || *p_sys->p_thread->url.psz_host == '\0' )
115 msg_Warn( p_access, "invalid host" );
119 if( p_sys->p_thread->url.i_port <= 0 )
120 p_sys->p_thread->url.i_port = 1935;
122 if ( p_sys->p_thread->url.psz_path == NULL )
124 msg_Warn( p_access, "invalid path" );
128 length_path = strlen( p_sys->p_thread->url.psz_path );
129 length_media_name = strlen( strrchr( p_sys->p_thread->url.psz_path, '/' ) ) - 1;
131 p_sys->p_thread->psz_application = strndup( p_sys->p_thread->url.psz_path + 1, length_path - length_media_name - 2 );
132 p_sys->p_thread->psz_media = strdup( p_sys->p_thread->url.psz_path + ( length_path - length_media_name ) );
134 msg_Dbg( p_access, "rtmp: host='%s' port=%d path='%s'",
135 p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port, p_sys->p_thread->url.psz_path );
137 if( p_sys->p_thread->url.psz_username && *p_sys->p_thread->url.psz_username )
139 msg_Dbg( p_access, " user='%s', pwd='%s'",
140 p_sys->p_thread->url.psz_username, p_sys->p_thread->url.psz_password );
143 /* Initialize thread variables */
144 p_sys->p_thread->b_die = 0;
145 p_sys->p_thread->b_error= 0;
146 p_sys->p_thread->p_fifo_input = block_FifoNew();
147 p_sys->p_thread->p_empty_blocks = block_FifoNew();
148 p_sys->p_thread->has_audio = 0;
149 p_sys->p_thread->has_video = 0;
150 p_sys->p_thread->metadata_received = 0;
151 p_sys->p_thread->first_media_packet = 1;
152 p_sys->p_thread->flv_tag_previous_tag_size = 0x00000000; /* FLV_TAG_FIRST_PREVIOUS_TAG_SIZE */
154 p_sys->p_thread->flv_body = rtmp_body_new( -1 );
155 p_sys->p_thread->flv_length_body = 0;
157 p_sys->p_thread->chunk_size_recv = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
158 p_sys->p_thread->chunk_size_send = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
159 for(i = 0; i < 64; i++)
161 memset( &p_sys->p_thread->rtmp_headers_recv[i], 0, sizeof( rtmp_packet_t ) );
162 p_sys->p_thread->rtmp_headers_send[i].length_header = -1;
163 p_sys->p_thread->rtmp_headers_send[i].stream_index = -1;
164 p_sys->p_thread->rtmp_headers_send[i].timestamp = -1;
165 p_sys->p_thread->rtmp_headers_send[i].timestamp_relative = -1;
166 p_sys->p_thread->rtmp_headers_send[i].length_encoded = -1;
167 p_sys->p_thread->rtmp_headers_send[i].length_body = -1;
168 p_sys->p_thread->rtmp_headers_send[i].content_type = -1;
169 p_sys->p_thread->rtmp_headers_send[i].src_dst = -1;
170 p_sys->p_thread->rtmp_headers_send[i].body = NULL;
173 vlc_cond_init( p_sys->p_thread, &p_sys->p_thread->wait );
174 vlc_mutex_init( &p_sys->p_thread->lock );
176 p_sys->p_thread->result_connect = 1;
177 /* p_sys->p_thread->result_publish = only used on access */
178 p_sys->p_thread->result_play = 1;
179 p_sys->p_thread->result_stop = 0;
181 /* Open connection */
182 p_sys->p_thread->fd = net_ConnectTCP( p_access, p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
183 if( p_sys->p_thread->fd == -1 )
187 msg_Warn( p_access, "cannot connect to %s:%d", p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
188 msg_Dbg( p_access, "switching to passive mode" );
192 p_fd_listen = net_ListenTCP( p_access, p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
193 if( p_fd_listen == NULL )
195 msg_Warn( p_access, "cannot listen to %s port %i", p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
199 p_sys->p_thread->fd = net_Accept( p_access, p_fd_listen, -1 );
201 net_ListenClose( p_fd_listen );
203 if( rtmp_handshake_passive( p_this, p_sys->p_thread->fd ) < 0 )
205 msg_Err( p_access, "handshake passive failed");
211 msg_Err( p_access, "to be implemented" );
215 if( vlc_thread_create( p_sys->p_thread, "rtmp control thread", ThreadControl,
216 VLC_THREAD_PRIORITY_INPUT, false ) )
218 msg_Err( p_access, "cannot spawn rtmp control thread" );
224 if( rtmp_connect_passive( p_sys->p_thread ) < 0 )
226 msg_Err( p_access, "connect passive failed");
231 p_access->pf_write = Write;
232 p_access->pf_seek = Seek;
237 vlc_cond_destroy( &p_sys->p_thread->wait );
238 vlc_mutex_destroy( &p_sys->p_thread->lock );
240 free( p_sys->p_thread->psz_application );
241 free( p_sys->p_thread->psz_media );
243 net_Close( p_sys->p_thread->fd );
245 vlc_object_detach( p_sys->p_thread );
246 vlc_object_release( p_sys->p_thread );
248 vlc_UrlClean( &p_sys->p_thread->url );
254 /*****************************************************************************
255 * Close: close the target
256 *****************************************************************************/
257 static void Close( vlc_object_t * p_this )
259 sout_access_out_t *p_access = (sout_access_out_t *) p_this;
260 sout_access_out_sys_t *p_sys = p_access->p_sys;
263 // p_sys->p_thread->b_die = true;
264 vlc_object_kill( p_sys->p_thread );
265 block_FifoWake( p_sys->p_thread->p_fifo_input );
266 block_FifoWake( p_sys->p_thread->p_empty_blocks );
268 vlc_thread_join( p_sys->p_thread );
270 vlc_cond_destroy( &p_sys->p_thread->wait );
271 vlc_mutex_destroy( &p_sys->p_thread->lock );
273 block_FifoRelease( p_sys->p_thread->p_fifo_input );
274 block_FifoRelease( p_sys->p_thread->p_empty_blocks );
276 for( i = 0; i < 64; i++ ) /* RTMP_HEADER_STREAM_INDEX_MASK */
278 if( p_sys->p_thread->rtmp_headers_recv[i].body != NULL )
280 free( p_sys->p_thread->rtmp_headers_recv[i].body->body );
281 free( p_sys->p_thread->rtmp_headers_recv[i].body );
285 net_Close( p_sys->p_thread->fd );
287 vlc_object_detach( p_sys->p_thread );
288 vlc_object_release( p_sys->p_thread );
290 vlc_UrlClean( &p_sys->p_thread->url );
291 free( p_sys->p_thread->psz_application );
292 free( p_sys->p_thread->psz_media );
296 /*****************************************************************************
297 * Write: standard write on a file descriptor.
298 *****************************************************************************/
299 static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
301 rtmp_packet_t *rtmp_packet;
306 if( p_access->p_sys->p_thread->first_media_packet )
308 /* 13 == FLV_HEADER_SIZE + PreviousTagSize*/
309 memmove( p_buffer->p_buffer, p_buffer->p_buffer + 13, p_buffer->i_buffer - 13 );
310 p_buffer = block_Realloc( p_buffer, 0, p_buffer->i_buffer - 13 );
312 p_access->p_sys->p_thread->first_media_packet = 0;
317 block_t *p_next = p_buffer->p_next;
318 //////////////////////////////
319 /*msg_Warn(p_access, "XXXXXXXXXXXXXXXXX");
321 for(i = 0; i < p_buffer->i_buffer; i += 16)
323 msg_Warn(p_access,"%.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x",
324 p_buffer->p_buffer[i], p_buffer->p_buffer[i+1], p_buffer->p_buffer[i+2], p_buffer->p_buffer[i+3], p_buffer->p_buffer[i+4], p_buffer->p_buffer[i+5], p_buffer->p_buffer[i+6], p_buffer->p_buffer[i+7],
325 p_buffer->p_buffer[i+8], p_buffer->p_buffer[i+9], p_buffer->p_buffer[i+10], p_buffer->p_buffer[i+11], p_buffer->p_buffer[i+12], p_buffer->p_buffer[i+13], p_buffer->p_buffer[i+14], p_buffer->p_buffer[i+15]);
327 ////////////////////////
328 msg_Warn(p_access, "rtmp.c:360 i_dts %d i_pts %d", p_buffer->i_dts, p_buffer->i_pts);
329 rtmp_packet = rtmp_build_flv_over_rtmp( p_access->p_sys->p_thread, p_buffer );
333 tmp_buffer = rtmp_encode_packet( p_access->p_sys->p_thread, rtmp_packet );
335 i_ret = net_Write( p_access->p_sys->p_thread, p_access->p_sys->p_thread->fd, NULL, tmp_buffer, rtmp_packet->length_encoded );
336 if( i_ret != rtmp_packet->length_encoded )
338 free( rtmp_packet->body->body );
339 free( rtmp_packet->body );
342 msg_Err( p_access->p_sys->p_thread, "failed send flv packet" );
345 free( rtmp_packet->body->body );
346 free( rtmp_packet->body );
351 i_write += p_buffer->i_buffer;
359 /********************a*********************************************************
360 * Seek: seek to a specific location in a file
361 *****************************************************************************/
362 static int Seek( sout_access_out_t *p_access, off_t i_pos )
364 msg_Err( p_access, "RTMP sout access cannot seek" );
368 /*****************************************************************************
369 * ThreadControl: manage control messages and pipe media to Read
370 *****************************************************************************/
371 static void ThreadControl( vlc_object_t *p_this )
373 rtmp_control_thread_t *p_thread = (rtmp_control_thread_t *) p_this;
374 rtmp_packet_t *rtmp_packet;
376 rtmp_init_handler( p_thread->rtmp_handler );
378 while( !p_thread->b_die )
380 rtmp_packet = rtmp_read_net_packet( p_thread );
381 if( rtmp_packet != NULL )
383 if( rtmp_packet->content_type < 0x01 /* RTMP_CONTENT_TYPE_CHUNK_SIZE */
384 || rtmp_packet->content_type > 0x14 ) /* RTMP_CONTENT_TYPE_INVOKE */
386 free( rtmp_packet->body->body );
387 free( rtmp_packet->body );
390 msg_Warn( p_thread, "unknown content type received" );
393 p_thread->rtmp_handler[rtmp_packet->content_type]( p_thread, rtmp_packet );
397 /* Sometimes server close connection too soon */
398 if( p_thread->result_connect )
400 vlc_mutex_lock( &p_thread->lock );
401 vlc_cond_signal( &p_thread->wait );
402 vlc_mutex_unlock( &p_thread->lock );