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 *****************************************************************************/
30 #include <vlc_common.h>
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 RTMP_CONNECT_TEXT N_( "Active TCP connection" )
45 #define RTMP_CONNECT_LONGTEXT N_( \
46 "If enabled, VLC will connect to a remote destination instead of " \
47 "waiting for an incoming connection." )
49 static int Open ( vlc_object_t * );
50 static void Close( vlc_object_t * );
52 #define SOUT_CFG_PREFIX "sout-rtmp-"
55 set_description( N_("RTMP stream output") );
56 set_shortname( N_("RTMP" ) );
57 set_capability( "sout access", 50 );
58 set_category( CAT_SOUT );
59 set_subcategory( SUBCAT_SOUT_STREAM );
60 add_shortcut( "rtmp" );
61 set_callbacks( Open, Close );
62 add_bool( "rtmp-connect", false, NULL, RTMP_CONNECT_TEXT,
63 RTMP_CONNECT_LONGTEXT, false );
66 /*****************************************************************************
68 *****************************************************************************/
69 static ssize_t Write( sout_access_out_t *, block_t * );
70 static int Seek ( sout_access_out_t *, off_t );
71 static void* ThreadControl( vlc_object_t * );
73 struct sout_access_out_sys_t
77 /* thread for filtering and handling control messages */
78 rtmp_control_thread_t *p_thread;
81 /*****************************************************************************
82 * Open: open the rtmp connection
83 *****************************************************************************/
84 static int Open( vlc_object_t *p_this )
86 sout_access_out_t *p_access = (sout_access_out_t *) p_this;
87 sout_access_out_sys_t *p_sys;
89 int length_path, length_media_name;
92 if( !( p_sys = calloc ( 1, sizeof( sout_access_out_sys_t ) ) ) )
94 msg_Err( p_access, "not enough memory" );
97 p_access->p_sys = p_sys;
100 vlc_object_create( p_access, sizeof( rtmp_control_thread_t ) );
101 if( !p_sys->p_thread )
103 msg_Err( p_access, "out of memory" );
106 vlc_object_attach( p_sys->p_thread, p_access );
108 /* Parse URI - remove spaces */
109 p = psz = strdup( p_access->psz_path );
110 while( ( p = strchr( p, ' ' ) ) != NULL )
112 vlc_UrlParse( &p_sys->p_thread->url, psz, 0 );
115 if( p_sys->p_thread->url.psz_host == NULL
116 || *p_sys->p_thread->url.psz_host == '\0' )
118 msg_Warn( p_access, "invalid host" );
122 if( p_sys->p_thread->url.i_port <= 0 )
123 p_sys->p_thread->url.i_port = 1935;
125 if ( p_sys->p_thread->url.psz_path == NULL )
127 msg_Warn( p_access, "invalid path" );
131 length_path = strlen( p_sys->p_thread->url.psz_path );
132 char* psz_tmp = strrchr( p_sys->p_thread->url.psz_path, '/' );
135 length_media_name = strlen( psz_tmp ) - 1;
137 p_sys->p_thread->psz_application = strndup( p_sys->p_thread->url.psz_path + 1, length_path - length_media_name - 2 );
138 p_sys->p_thread->psz_media = strdup( p_sys->p_thread->url.psz_path + ( length_path - length_media_name ) );
140 msg_Dbg( p_access, "rtmp: host='%s' port=%d path='%s'",
141 p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port, p_sys->p_thread->url.psz_path );
143 if( p_sys->p_thread->url.psz_username && *p_sys->p_thread->url.psz_username )
145 msg_Dbg( p_access, " user='%s', pwd='%s'",
146 p_sys->p_thread->url.psz_username, p_sys->p_thread->url.psz_password );
149 /* Initialize thread variables */
150 p_sys->p_thread->b_die = 0;
151 p_sys->p_thread->b_error= 0;
152 p_sys->p_thread->p_fifo_input = block_FifoNew();
153 p_sys->p_thread->p_empty_blocks = block_FifoNew();
154 p_sys->p_thread->has_audio = 0;
155 p_sys->p_thread->has_video = 0;
156 p_sys->p_thread->metadata_received = 0;
157 p_sys->p_thread->first_media_packet = 1;
158 p_sys->p_thread->flv_tag_previous_tag_size = 0x00000000; /* FLV_TAG_FIRST_PREVIOUS_TAG_SIZE */
160 p_sys->p_thread->flv_body = rtmp_body_new( -1 );
161 p_sys->p_thread->flv_length_body = 0;
163 p_sys->p_thread->chunk_size_recv = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
164 p_sys->p_thread->chunk_size_send = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
165 for(i = 0; i < 64; i++)
167 memset( &p_sys->p_thread->rtmp_headers_recv[i], 0, sizeof( rtmp_packet_t ) );
168 p_sys->p_thread->rtmp_headers_send[i].length_header = -1;
169 p_sys->p_thread->rtmp_headers_send[i].stream_index = -1;
170 p_sys->p_thread->rtmp_headers_send[i].timestamp = -1;
171 p_sys->p_thread->rtmp_headers_send[i].timestamp_relative = -1;
172 p_sys->p_thread->rtmp_headers_send[i].length_encoded = -1;
173 p_sys->p_thread->rtmp_headers_send[i].length_body = -1;
174 p_sys->p_thread->rtmp_headers_send[i].content_type = -1;
175 p_sys->p_thread->rtmp_headers_send[i].src_dst = -1;
176 p_sys->p_thread->rtmp_headers_send[i].body = NULL;
179 vlc_cond_init( &p_sys->p_thread->wait );
180 vlc_mutex_init( &p_sys->p_thread->lock );
182 p_sys->p_thread->result_connect = 1;
183 /* p_sys->p_thread->result_publish = only used on access */
184 p_sys->p_thread->result_play = 1;
185 p_sys->p_thread->result_stop = 0;
186 p_sys->p_thread->fd = -1;
188 /* Open connection */
189 if( var_CreateGetBool( p_access, "rtmp-connect" ) > 0 )
192 p_sys->p_thread->fd = net_ConnectTCP( p_access,
193 p_sys->p_thread->url.psz_host,
194 p_sys->p_thread->url.i_port );
196 msg_Err( p_access, "to be implemented" );
204 p_fd_listen = net_ListenTCP( p_access, p_sys->p_thread->url.psz_host,
205 p_sys->p_thread->url.i_port );
206 if( p_fd_listen == NULL )
208 msg_Warn( p_access, "cannot listen to %s port %i",
209 p_sys->p_thread->url.psz_host,
210 p_sys->p_thread->url.i_port );
215 p_sys->p_thread->fd = net_Accept( p_access, p_fd_listen, -1 );
216 while( p_sys->p_thread->fd == -1 );
217 net_ListenClose( p_fd_listen );
219 if( rtmp_handshake_passive( p_this, p_sys->p_thread->fd ) < 0 )
221 msg_Err( p_access, "handshake passive failed");
226 if( vlc_thread_create( p_sys->p_thread, "rtmp control thread", ThreadControl,
227 VLC_THREAD_PRIORITY_INPUT, false ) )
229 msg_Err( p_access, "cannot spawn rtmp control thread" );
235 if( rtmp_connect_passive( p_sys->p_thread ) < 0 )
237 msg_Err( p_access, "connect passive failed");
242 p_access->pf_write = Write;
243 p_access->pf_seek = Seek;
248 vlc_cond_destroy( &p_sys->p_thread->wait );
249 vlc_mutex_destroy( &p_sys->p_thread->lock );
251 free( p_sys->p_thread->psz_application );
252 free( p_sys->p_thread->psz_media );
254 if( p_sys->p_thread->fd != -1 )
255 net_Close( p_sys->p_thread->fd );
257 vlc_object_detach( p_sys->p_thread );
258 vlc_object_release( p_sys->p_thread );
260 vlc_UrlClean( &p_sys->p_thread->url );
266 /*****************************************************************************
267 * Close: close the target
268 *****************************************************************************/
269 static void Close( vlc_object_t * p_this )
271 sout_access_out_t *p_access = (sout_access_out_t *) p_this;
272 sout_access_out_sys_t *p_sys = p_access->p_sys;
275 // p_sys->p_thread->b_die = true;
276 vlc_object_kill( p_sys->p_thread );
277 block_FifoWake( p_sys->p_thread->p_fifo_input );
279 vlc_thread_join( p_sys->p_thread );
281 vlc_cond_destroy( &p_sys->p_thread->wait );
282 vlc_mutex_destroy( &p_sys->p_thread->lock );
284 block_FifoRelease( p_sys->p_thread->p_fifo_input );
285 block_FifoRelease( p_sys->p_thread->p_empty_blocks );
287 for( i = 0; i < 64; i++ ) /* RTMP_HEADER_STREAM_INDEX_MASK */
289 if( p_sys->p_thread->rtmp_headers_recv[i].body != NULL )
291 free( p_sys->p_thread->rtmp_headers_recv[i].body->body );
292 free( p_sys->p_thread->rtmp_headers_recv[i].body );
296 net_Close( p_sys->p_thread->fd );
298 vlc_object_detach( p_sys->p_thread );
299 vlc_object_release( p_sys->p_thread );
301 vlc_UrlClean( &p_sys->p_thread->url );
302 free( p_sys->p_thread->psz_application );
303 free( p_sys->p_thread->psz_media );
307 /*****************************************************************************
308 * Write: standard write on a file descriptor.
309 *****************************************************************************/
310 static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
312 rtmp_packet_t *rtmp_packet;
317 if( p_access->p_sys->p_thread->first_media_packet )
319 /* 13 == FLV_HEADER_SIZE + PreviousTagSize*/
320 memmove( p_buffer->p_buffer, p_buffer->p_buffer + 13, p_buffer->i_buffer - 13 );
321 p_buffer = block_Realloc( p_buffer, 0, p_buffer->i_buffer - 13 );
323 p_access->p_sys->p_thread->first_media_packet = 0;
328 block_t *p_next = p_buffer->p_next;
329 //////////////////////////////
330 /*msg_Warn(p_access, "XXXXXXXXXXXXXXXXX");
332 for(i = 0; i < p_buffer->i_buffer; i += 16)
334 msg_Warn(p_access,"%.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x",
335 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],
336 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]);
338 ////////////////////////
339 msg_Warn(p_access, "rtmp.c:360 i_dts %"PRIu64" i_pts %"PRIu64,
340 p_buffer->i_dts, p_buffer->i_pts);
341 rtmp_packet = rtmp_build_flv_over_rtmp( p_access->p_sys->p_thread, p_buffer );
345 tmp_buffer = rtmp_encode_packet( p_access->p_sys->p_thread, rtmp_packet );
347 i_ret = net_Write( p_access->p_sys->p_thread, p_access->p_sys->p_thread->fd, NULL, tmp_buffer, rtmp_packet->length_encoded );
348 if( i_ret != rtmp_packet->length_encoded )
350 free( rtmp_packet->body->body );
351 free( rtmp_packet->body );
354 msg_Err( p_access->p_sys->p_thread, "failed send flv packet" );
357 free( rtmp_packet->body->body );
358 free( rtmp_packet->body );
363 i_write += p_buffer->i_buffer;
371 /********************a*********************************************************
372 * Seek: seek to a specific location in a file
373 *****************************************************************************/
374 static int Seek( sout_access_out_t *p_access, off_t i_pos )
377 msg_Err( p_access, "RTMP sout access cannot seek" );
381 /*****************************************************************************
382 * ThreadControl: manage control messages and pipe media to Read
383 *****************************************************************************/
384 static void* ThreadControl( vlc_object_t *p_this )
386 rtmp_control_thread_t *p_thread = (rtmp_control_thread_t *) p_this;
387 rtmp_packet_t *rtmp_packet;
388 int canc = vlc_savecancel ();
390 rtmp_init_handler( p_thread->rtmp_handler );
392 while( vlc_object_alive (p_thread) )
394 rtmp_packet = rtmp_read_net_packet( p_thread );
395 if( rtmp_packet != NULL )
397 if( rtmp_packet->content_type < 0x01 /* RTMP_CONTENT_TYPE_CHUNK_SIZE */
398 || rtmp_packet->content_type > 0x14 ) /* RTMP_CONTENT_TYPE_INVOKE */
400 free( rtmp_packet->body->body );
401 free( rtmp_packet->body );
404 msg_Warn( p_thread, "unknown content type received" );
407 p_thread->rtmp_handler[rtmp_packet->content_type]( p_thread, rtmp_packet );
411 /* Sometimes server close connection too soon */
412 if( p_thread->result_connect )
414 vlc_mutex_lock( &p_thread->lock );
415 vlc_cond_signal( &p_thread->wait );
416 vlc_mutex_unlock( &p_thread->lock );
422 vlc_restorecancel (canc);