Commit a9e55ea6 authored by Miguel Angel Cabrera Moya's avatar Miguel Angel Cabrera Moya Committed by Jean-Baptiste Kempf
Browse files

RTMP access output module


Signed-off-by: Jean-Baptiste Kempf's avatarJean-Baptiste Kempf <jb@videolan.org>
parent 567cacc0
......@@ -518,7 +518,7 @@ AC_CHECK_FUNCS(connect,,[
AC_CHECK_FUNCS(send,,[
AC_CHECK_LIB(socket,send,[
VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp sap access_output_udp stream_out_standard growl_udp],[-lsocket])
VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp sap access_output_udp access_output_rtmp stream_out_standard growl_udp],[-lsocket])
])
])
......
......@@ -3,10 +3,12 @@ SOURCES_access_output_file = file.c
SOURCES_access_output_udp = udp.c
SOURCES_access_output_http = http.c bonjour.c bonjour.h
SOURCES_access_output_shout = shout.c
SOURCES_access_output_rtmp = rtmp.c ../access/rtmp/rtmp_amf_flv.c ../access/rtmp/rtmp_amf_flv.h
libvlc_LTLIBRARIES += \
libaccess_output_dummy_plugin.la \
libaccess_output_file_plugin.la \
libaccess_output_udp_plugin.la \
libaccess_output_http_plugin.la \
libaccess_output_rtmp_plugin.la \
$(NULL)
/*****************************************************************************
* rtmp.c: RTMP output.
*****************************************************************************
* Copyright (C) URJC - LADyR - Luis Lopez Fernandez
*
* Author: Miguel Angel Cabrera Moya
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <vlc/vlc.h>
#include <vlc_sout.h>
#include <vlc_network.h> /* DOWN: #include <network.h> */
#include <vlc_url.h>
#include <vlc_block.h>
#include "../access/rtmp/rtmp_amf_flv.h"
/*****************************************************************************
* Module descriptor
*****************************************************************************/
#define URL_TEXT N_( "Destination" )
#define URL_LONGTEXT N_( \
"This is the output URL that will be used." )
static int Open ( vlc_object_t * );
static void Close( vlc_object_t * );
#define SOUT_CFG_PREFIX "sout-rtmp-"
vlc_module_begin();
set_description( _("RTMP stream output") );
set_shortname( _("RTMP" ) );
set_capability( "sout access", 50 );
set_category( CAT_SOUT );
set_subcategory( SUBCAT_SOUT_STREAM );
add_shortcut( "rtmp" );
set_callbacks( Open, Close );
vlc_module_end();
/*****************************************************************************
* Local prototypes
*****************************************************************************/
static const char *ppsz_sout_options[] = {
NULL
};
static ssize_t Write( sout_access_out_t *, block_t * );
static int Seek ( sout_access_out_t *, off_t );
static void ThreadControl( vlc_object_t * );
struct sout_access_out_sys_t
{
int active;
/* thread for filtering and handling control messages */
rtmp_control_thread_t *p_thread;
};
/*****************************************************************************
* Open: open the rtmp connection
*****************************************************************************/
static int Open( vlc_object_t *p_this )
{
sout_access_out_t *p_access = (sout_access_out_t *) p_this;
sout_access_out_sys_t *p_sys;
char *psz, *p;
int length_path, length_media_name;
int i;
config_ChainParse( p_access, SOUT_CFG_PREFIX, ppsz_sout_options, p_access->p_cfg );
if( !( p_sys = calloc ( 1, sizeof( sout_access_out_sys_t ) ) ) )
{
msg_Err( p_access, "not enough memory" );
return VLC_ENOMEM;
}
p_access->p_sys = p_sys;
p_sys->p_thread =
vlc_object_create( p_access, sizeof( rtmp_control_thread_t ) );
if( !p_sys->p_thread )
{
msg_Err( p_access, "out of memory" );
return VLC_ENOMEM;
}
vlc_object_attach( p_sys->p_thread, p_access );
/* Parse URI - remove spaces */
p = psz = strdup( p_access->psz_path );
while( ( p = strchr( p, ' ' ) ) != NULL )
*p = '+';
vlc_UrlParse( &p_sys->p_thread->url, psz, 0 );
free( psz );
if( p_sys->p_thread->url.psz_host == NULL
|| *p_sys->p_thread->url.psz_host == '\0' )
{
msg_Warn( p_access, "invalid host" );
goto error;
}
if( p_sys->p_thread->url.i_port <= 0 )
p_sys->p_thread->url.i_port = 1935;
if ( p_sys->p_thread->url.psz_path == NULL )
{
msg_Warn( p_access, "invalid path" );
goto error;
}
length_path = strlen( p_sys->p_thread->url.psz_path );
length_media_name = strlen( strrchr( p_sys->p_thread->url.psz_path, '/' ) ) - 1;
p_sys->p_thread->psz_application = strndup( p_sys->p_thread->url.psz_path + 1, length_path - length_media_name - 2 );
p_sys->p_thread->psz_media = strdup( p_sys->p_thread->url.psz_path + ( length_path - length_media_name ) );
msg_Dbg( p_access, "rtmp: host='%s' port=%d path='%s'",
p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port, p_sys->p_thread->url.psz_path );
if( p_sys->p_thread->url.psz_username && *p_sys->p_thread->url.psz_username )
{
msg_Dbg( p_access, " user='%s', pwd='%s'",
p_sys->p_thread->url.psz_username, p_sys->p_thread->url.psz_password );
}
/* Initialize thread variables */
p_sys->p_thread->b_die = 0;
p_sys->p_thread->b_error= 0;
p_sys->p_thread->p_fifo_input = block_FifoNew();
p_sys->p_thread->p_empty_blocks = block_FifoNew();
p_sys->p_thread->has_audio = 0;
p_sys->p_thread->has_video = 0;
p_sys->p_thread->metadata_received = 0;
p_sys->p_thread->first_media_packet = 1;
p_sys->p_thread->flv_tag_previous_tag_size = 0x00000000; /* FLV_TAG_FIRST_PREVIOUS_TAG_SIZE */
p_sys->p_thread->flv_body = rtmp_body_new( -1 );
p_sys->p_thread->flv_length_body = 0;
p_sys->p_thread->chunk_size_recv = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
p_sys->p_thread->chunk_size_send = 128; /* RTMP_DEFAULT_CHUNK_SIZE */
for(i = 0; i < 64; i++)
{
memset( &p_sys->p_thread->rtmp_headers_recv[i], 0, sizeof( rtmp_packet_t ) );
p_sys->p_thread->rtmp_headers_send[i].length_header = -1;
p_sys->p_thread->rtmp_headers_send[i].stream_index = -1;
p_sys->p_thread->rtmp_headers_send[i].timestamp = -1;
p_sys->p_thread->rtmp_headers_send[i].timestamp_relative = -1;
p_sys->p_thread->rtmp_headers_send[i].length_encoded = -1;
p_sys->p_thread->rtmp_headers_send[i].length_body = -1;
p_sys->p_thread->rtmp_headers_send[i].content_type = -1;
p_sys->p_thread->rtmp_headers_send[i].src_dst = -1;
p_sys->p_thread->rtmp_headers_send[i].body = NULL;
}
vlc_cond_init( p_sys->p_thread, &p_sys->p_thread->wait );
vlc_mutex_init( &p_sys->p_thread->lock );
p_sys->p_thread->result_connect = 1;
/* p_sys->p_thread->result_publish = only used on access */
p_sys->p_thread->result_play = 1;
p_sys->p_thread->result_stop = 0;
/* Open connection */
p_sys->p_thread->fd = net_ConnectTCP( p_access, p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
if( p_sys->p_thread->fd == -1 )
{
int *p_fd_listen;
msg_Warn( p_access, "cannot connect to %s:%d", p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
msg_Dbg( p_access, "switching to passive mode" );
p_sys->active = 0;
p_fd_listen = net_ListenTCP( p_access, p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
if( p_fd_listen == NULL )
{
msg_Warn( p_access, "cannot listen to %s port %i", p_sys->p_thread->url.psz_host, p_sys->p_thread->url.i_port );
goto error2;
}
p_sys->p_thread->fd = net_Accept( p_access, p_fd_listen, -1 );
net_ListenClose( p_fd_listen );
if( rtmp_handshake_passive( p_this, p_sys->p_thread->fd ) < 0 )
{
msg_Err( p_access, "handshake passive failed");
goto error2;
}
}
else
{
msg_Err( p_access, "to be implemented" );
goto error2;
}
if( vlc_thread_create( p_sys->p_thread, "rtmp control thread", ThreadControl,
VLC_THREAD_PRIORITY_INPUT, false ) )
{
msg_Err( p_access, "cannot spawn rtmp control thread" );
goto error2;
}
if( !p_sys->active )
{
if( rtmp_connect_passive( p_sys->p_thread ) < 0 )
{
msg_Err( p_access, "connect passive failed");
goto error2;
}
}
p_access->pf_write = Write;
p_access->pf_seek = Seek;
return VLC_SUCCESS;
error2:
vlc_cond_destroy( &p_sys->p_thread->wait );
vlc_mutex_destroy( &p_sys->p_thread->lock );
free( p_sys->p_thread->psz_application );
free( p_sys->p_thread->psz_media );
net_Close( p_sys->p_thread->fd );
error:
vlc_object_detach( p_sys->p_thread );
vlc_object_release( p_sys->p_thread );
vlc_UrlClean( &p_sys->p_thread->url );
free( p_sys );
return VLC_EGENERIC;
}
/*****************************************************************************
* Close: close the target
*****************************************************************************/
static void Close( vlc_object_t * p_this )
{
sout_access_out_t *p_access = (sout_access_out_t *) p_this;
sout_access_out_sys_t *p_sys = p_access->p_sys;
int i;
// p_sys->p_thread->b_die = true;
vlc_object_kill( p_sys->p_thread );
block_FifoWake( p_sys->p_thread->p_fifo_input );
block_FifoWake( p_sys->p_thread->p_empty_blocks );
vlc_thread_join( p_sys->p_thread );
vlc_cond_destroy( &p_sys->p_thread->wait );
vlc_mutex_destroy( &p_sys->p_thread->lock );
block_FifoRelease( p_sys->p_thread->p_fifo_input );
block_FifoRelease( p_sys->p_thread->p_empty_blocks );
for( i = 0; i < 64; i++ ) /* RTMP_HEADER_STREAM_INDEX_MASK */
{
if( p_sys->p_thread->rtmp_headers_recv[i].body != NULL )
{
free( p_sys->p_thread->rtmp_headers_recv[i].body->body );
free( p_sys->p_thread->rtmp_headers_recv[i].body );
}
}
net_Close( p_sys->p_thread->fd );
vlc_object_detach( p_sys->p_thread );
vlc_object_release( p_sys->p_thread );
vlc_UrlClean( &p_sys->p_thread->url );
free( p_sys->p_thread->psz_application );
free( p_sys->p_thread->psz_media );
free( p_sys );
}
/*****************************************************************************
* Write: standard write on a file descriptor.
*****************************************************************************/
static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
{
rtmp_packet_t *rtmp_packet;
uint8_t *tmp_buffer;
ssize_t i_ret;
ssize_t i_write = 0;
if( p_access->p_sys->p_thread->first_media_packet )
{
/* 13 == FLV_HEADER_SIZE + PreviousTagSize*/
memmove( p_buffer->p_buffer, p_buffer->p_buffer + 13, p_buffer->i_buffer - 13 );
p_buffer = block_Realloc( p_buffer, 0, p_buffer->i_buffer - 13 );
p_access->p_sys->p_thread->first_media_packet = 0;
}
while( p_buffer )
{
block_t *p_next = p_buffer->p_next;
//////////////////////////////
/*msg_Warn(p_access, "XXXXXXXXXXXXXXXXX");
int i;
for(i = 0; i < p_buffer->i_buffer; i += 16)
{
msg_Warn(p_access,"%.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x %.2x%.2x",
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],
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]);
}*/
////////////////////////
msg_Warn(p_access, "rtmp.c:360 i_dts %d i_pts %d", p_buffer->i_dts, p_buffer->i_pts);
rtmp_packet = rtmp_build_flv_over_rtmp( p_access->p_sys->p_thread, p_buffer );
if( rtmp_packet )
{
tmp_buffer = rtmp_encode_packet( p_access->p_sys->p_thread, rtmp_packet );
i_ret = net_Write( p_access->p_sys->p_thread, p_access->p_sys->p_thread->fd, NULL, tmp_buffer, rtmp_packet->length_encoded );
if( i_ret != rtmp_packet->length_encoded )
{
free( rtmp_packet->body->body );
free( rtmp_packet->body );
free( rtmp_packet );
free( tmp_buffer );
msg_Err( p_access->p_sys->p_thread, "failed send flv packet" );
return -1;
}
free( rtmp_packet->body->body );
free( rtmp_packet->body );
free( rtmp_packet );
free( tmp_buffer );
}
i_write += p_buffer->i_buffer;
p_buffer = p_next;
}
return i_write;
}
/********************a*********************************************************
* Seek: seek to a specific location in a file
*****************************************************************************/
static int Seek( sout_access_out_t *p_access, off_t i_pos )
{
msg_Err( p_access, "RTMP sout access cannot seek" );
return -1;
}
/*****************************************************************************
* ThreadControl: manage control messages and pipe media to Read
*****************************************************************************/
static void ThreadControl( vlc_object_t *p_this )
{
rtmp_control_thread_t *p_thread = (rtmp_control_thread_t *) p_this;
rtmp_packet_t *rtmp_packet;
rtmp_init_handler( p_thread->rtmp_handler );
while( !p_thread->b_die )
{
rtmp_packet = rtmp_read_net_packet( p_thread );
if( rtmp_packet != NULL )
{
if( rtmp_packet->content_type < 0x01 /* RTMP_CONTENT_TYPE_CHUNK_SIZE */
|| rtmp_packet->content_type > 0x14 ) /* RTMP_CONTENT_TYPE_INVOKE */
{
free( rtmp_packet->body->body );
free( rtmp_packet->body );
free( rtmp_packet );
msg_Warn( p_thread, "unknown content type received" );
}
else
p_thread->rtmp_handler[rtmp_packet->content_type]( p_thread, rtmp_packet );
}
else
{
/* Sometimes server close connection too soon */
if( p_thread->result_connect )
{
vlc_mutex_lock( &p_thread->lock );
vlc_cond_signal( &p_thread->wait );
vlc_mutex_unlock( &p_thread->lock );
}
p_thread->b_die = 1;
}
}
}
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