static int Open ( vlc_object_t * );
static void Close ( vlc_object_t * );
+#define PMT_TEXT N_("Extra PMT")
+#define PMT_LONGTEXT N_( \
+ "Allows a user to specify an extra pmt (pmt_pid=pid:stream_type[,...])" )
+
+#define PID_TEXT N_("Set id of ES to PID")
+#define PID_LONGTEXT N_("set id of es to pid")
+
+#define TSOUT_TEXT N_("Fast udp streaming")
+#define TSOUT_LONGTEXT N_( \
+ "Sends TS to specific ip:port by udp (you must know what you are doing)")
+
+#define MTUOUT_TEXT N_("MTU for out mode")
+#define MTUOUT_LONGTEXT N_("MTU for out mode")
+
+#define CSA_TEXT N_("CSA ck")
+#define CSA_LONGTEXT N_("CSA ck")
+
+#define SILENT_TEXT N_("Silent mode")
+#define SILENT_LONGTEXT N_("do not complain on encrypted PES")
+
vlc_module_begin();
set_description( _("ISO 13818-1 MPEG Transport Stream input - new" ) );
- add_string( "ts-extra-pmt", NULL, NULL, "extra PMT", "allow user to specify an extra pmt (pmt_pid=pid:stream_type[,...])", VLC_TRUE );
- add_bool( "ts-es-id-pid", 0, NULL, "set id of es to pid", "set id of es to pid", VLC_TRUE );
- add_string( "ts-out", NULL, NULL, "fast udp streaming", "send TS to specific ip:port by udp (you must know what you are doing)", VLC_TRUE );
- add_integer( "ts-out-mtu", 1500, NULL, "MTU for out mode", "MTU for out mode", VLC_TRUE );
- add_string( "ts-csa-ck", NULL, NULL, "CSA ck", "CSA ck", VLC_TRUE );
- add_bool( "ts-silent", 0, NULL, "Silent mode", "do not complain on encrypted PES", VLC_TRUE );
+
+ add_string( "ts-extra-pmt", NULL, NULL, PMT_TEXT, PMT_LONGTEXT, VLC_TRUE );
+ add_bool( "ts-es-id-pid", 0, NULL, PID_TEXT, PID_LONGTEXT, VLC_TRUE );
+ add_string( "ts-out", NULL, NULL, TSOUT_TEXT, TSOUT_LONGTEXT, VLC_TRUE );
+ add_integer( "ts-out-mtu", 1500, NULL, MTUOUT_TEXT,
+ MTUOUT_LONGTEXT, VLC_TRUE );
+ add_string( "ts-csa-ck", NULL, NULL, CSA_TEXT, CSA_LONGTEXT, VLC_TRUE );
+ add_bool( "ts-silent", 0, NULL, SILENT_TEXT, SILENT_LONGTEXT, VLC_TRUE );
+
set_capability( "demux2", 10 );
set_callbacks( Open, Close );
add_shortcut( "ts" );
decoder_config_descriptor_t dec_descr;
sl_config_descriptor_t sl_descr;
+
} es_mpeg4_descriptor_t;
typedef struct
int i_pid_pcr;
/* IOD stuff (mpeg4) */
iod_descriptor_t *iod;
+
} ts_prg_psi_t;
typedef struct
/* For PMT */
int i_prg;
ts_prg_psi_t **prg;
+
} ts_psi_t;
typedef struct
es_mpeg4_descriptor_t *p_mpeg4desc;
int b_gather;
+
} ts_es_t;
typedef struct
struct demux_sys_t
{
+ /* TS packet size (188, 192, 204) */
+ int i_packet_size;
+
/* how many TS packet we read at once */
int i_ts_read;
static iod_descriptor_t *IODNew( int , uint8_t * );
static void IODFree( iod_descriptor_t * );
+#define TS_PACKET_SIZE_188 188
+#define TS_PACKET_SIZE_192 192
+#define TS_PACKET_SIZE_204 204
+#define TS_PACKET_SIZE_MAX 204
/*****************************************************************************
* Open
demux_sys_t *p_sys;
uint8_t *p_peek;
- int i_peek;
- int i_sync;
- int i;
+ int i_sync, i_peek, i;
+ int i_packet_size;
ts_pid_t *pat;
vlc_value_t val;
- if( ( i_peek = stream_Peek( p_demux->s, &p_peek, 189 ) ) < 1 )
+ if( stream_Peek( p_demux->s, &p_peek, TS_PACKET_SIZE_MAX ) <
+ TS_PACKET_SIZE_MAX )
{
msg_Err( p_demux, "cannot peek" );
return VLC_EGENERIC;
}
- /* Search first synch */
- for( i_sync = 0; i_sync < i_peek; i_sync++ )
+ /* Search first sync byte */
+ for( i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
{
if( p_peek[i_sync] == 0x47 ) break;
}
- if( i_sync >= i_peek )
+ if( i_sync >= TS_PACKET_SIZE_MAX )
{
if( strcmp( p_demux->psz_demux, "ts" ) )
{
}
msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
}
- if( strcmp( p_demux->psz_demux, "ts" ) )
+
+ /* Check next 3 sync bytes */
+ i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
+ if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
{
- /* Check next 3 sync points */
- i_peek = 188*3 + 1 + i_sync;
- if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
- {
- msg_Err( p_demux, "cannot peek" );
- return VLC_EGENERIC;
- }
- if( p_peek[i_sync+ 188] != 0x47 || p_peek[i_sync+2*188] != 0x47 ||
- p_peek[i_sync+3*188] != 0x47 )
- {
- msg_Warn( p_demux, "TS module discarded (lost sync)" );
- return VLC_EGENERIC;
- }
+ msg_Err( p_demux, "cannot peek" );
+ return VLC_EGENERIC;
+ }
+ if( p_peek[i_sync + TS_PACKET_SIZE_188] == 0x47 &&
+ p_peek[i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
+ p_peek[i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
+ {
+ i_packet_size = TS_PACKET_SIZE_188;
+ }
+ else if( p_peek[i_sync + TS_PACKET_SIZE_192] == 0x47 &&
+ p_peek[i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
+ p_peek[i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
+ {
+ i_packet_size = TS_PACKET_SIZE_192;
+ }
+ else if( p_peek[i_sync + TS_PACKET_SIZE_204] == 0x47 &&
+ p_peek[i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
+ p_peek[i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
+ {
+ i_packet_size = TS_PACKET_SIZE_204;
+ }
+ else if( !strcmp( p_demux->psz_demux, "ts" ) )
+ {
+ i_packet_size = TS_PACKET_SIZE_188;
+ }
+ else
+ {
+ msg_Warn( p_demux, "TS module discarded (lost sync)" );
+ return VLC_EGENERIC;
}
/* Fill p_demux field */
pid->b_seen = VLC_FALSE;
pid->b_valid = VLC_FALSE;
}
+ p_sys->i_packet_size = i_packet_size;
p_sys->b_udp_out = VLC_FALSE;
p_sys->i_ts_read = 50;
p_sys->csa = NULL;
var_Create( p_demux, "ts-out-mtu",
VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
var_Get( p_demux, "ts-out-mtu", &mtu );
- p_sys->i_ts_read = mtu.i_int / 188;
+ p_sys->i_ts_read = mtu.i_int / p_sys->i_packet_size;
if( p_sys->i_ts_read <= 0 )
{
- p_sys->i_ts_read = 1500 / 188;
+ p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
}
- p_sys->buffer = malloc( 188 * p_sys->i_ts_read );
+ p_sys->buffer = malloc( p_sys->i_packet_size * p_sys->i_ts_read );
}
}
if( val.psz_string )
ts_pid_t *p_pid;
/* Get a new TS packet */
- if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
+ if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
{
msg_Dbg( p_demux, "eof ?" );
return 0;
}
+
+ /* Check sync byte and re-sync if needed */
if( p_pkt->p_buffer[0] != 0x47 )
{
msg_Warn( p_demux, "lost synchro" );
block_Release( p_pkt );
- /* Resynch */
while( !p_demux->b_die )
{
- uint8_t *p_peek;
- int i_peek = stream_Peek( p_demux->s, &p_peek, 1880 );
- int i_skip = 0;
- vlc_bool_t b_ok = VLC_FALSE;
+ uint8_t *p_peek;
+ int i_peek, i_skip = 0;
- if( i_peek < 189 )
+ i_peek = stream_Peek( p_demux->s, &p_peek,
+ p_sys->i_packet_size * 10 );
+ if( i_peek < p_sys->i_packet_size + 1 )
{
msg_Dbg( p_demux, "eof ?" );
return 0;
}
- while( i_skip < i_peek - 188 )
+ while( i_skip < i_peek - p_sys->i_packet_size )
{
- if( p_peek[i_skip] == 0x47 && p_peek[i_skip+188] == 0x47 )
+ if( p_peek[i_skip] == 0x47 &&
+ p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
{
- b_ok = VLC_TRUE;
break;
}
i_skip++;
}
+
+ msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
stream_Read( p_demux->s, NULL, i_skip );
- msg_Dbg( p_demux, "%d bytes of garbage", i_skip );
- if( b_ok )
+
+ if( i_skip < i_peek - p_sys->i_packet_size )
{
break;
}
}
- if( ( p_pkt = stream_Block( p_demux->s, 188 ) ) == NULL )
+
+ if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
{
msg_Dbg( p_demux, "eof ?" );
return 0;
if( p_sys->b_udp_out )
{
- memcpy( &p_sys->buffer[i_pkt*188], p_pkt->p_buffer, 188 );
+ memcpy( &p_sys->buffer[i_pkt * p_sys->i_packet_size],
+ p_pkt->p_buffer, p_sys->i_packet_size );
}
/* Parse the TS packet */
if( p_sys->b_udp_out )
{
/* Send the complete block */
- net_Write( p_demux, p_sys->fd, p_sys->buffer, p_sys->i_ts_read * 188 );
+ net_Write( p_demux, p_sys->fd, p_sys->buffer,
+ p_sys->i_ts_read * p_sys->i_packet_size );
}
return 1;
/****************************************************************************
* gathering stuff
****************************************************************************/
-static void ParsePES ( demux_t *p_demux, ts_pid_t *pid )
+static void ParsePES( demux_t *p_demux, ts_pid_t *pid )
{
block_t *p_pes = pid->es->p_pes;
uint8_t header[30];
/* FIXME find real max size */
i_max = block_ChainExtract( p_pes, header, 30 );
+
if( header[0] != 0 || header[1] != 0 || header[2] != 1 )
{
- if ( !p_demux->p_sys->b_silent )
- msg_Warn( p_demux, "invalid header [0x%x:%x:%x:%x]", header[0],
- header[1],header[2],header[3] );
+ if( !p_demux->p_sys->b_silent )
+ msg_Warn( p_demux, "invalid header [0x%x:%x:%x:%x] (pid: 0x%x)",
+ header[0], header[1],header[2],header[3], pid->i_pid );
block_ChainRelease( p_pes );
return;
}
static vlc_bool_t GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
{
const uint8_t *p = p_bk->p_buffer;
- const vlc_bool_t b_adaptation= p[3]&0x20;
- const vlc_bool_t b_payload = p[3]&0x10;
- const int i_cc = p[3]&0x0f; /* continuity counter */
+ const vlc_bool_t b_unit_start = p[1]&0x40;
+ const vlc_bool_t b_adaptation = p[3]&0x20;
+ const vlc_bool_t b_payload = p[3]&0x10;
+ const int i_cc = p[3]&0x0f; /* continuity counter */
/* transport_scrambling_control is ignored */
#if 0
msg_Dbg( p_demux, "pid=0x%x unit_start=%d adaptation=%d payload=%d "
- "cc=0x%x", pid->i_pid, p[1]&0x40, b_adaptation, b_payload, i_cc);
+ "cc=0x%x", pid->i_pid, b_unit_start, b_adaptation,
+ b_payload, i_cc );
#endif
+ /* For now, ignore additional error correction
+ * TODO: handle Reed-Solomon 204,188 error correction */
+ p_bk->i_buffer = TS_PACKET_SIZE_188;
+
if( p[1]&0x80 )
{
msg_Dbg( p_demux, "transport_error_indicator set (pid=0x%x)",
if( !b_adaptation )
{
+ /* We don't have any adaptation_field, so payload starts
+ * immediately after the 4 byte TS header */
i_skip = 4;
}
else
{
- /* p[4] is adaptation length */
+ /* p[4] is adaptation_field_length minus one */
i_skip = 5 + p[4];
if( p[4] > 0 )
{
}
}
- /* test continuity counter */
+ /* Test continuity counter */
/* continuous when (one of this):
* diff == 1
* diff == 0 and payload == 0
if( i_skip >= 188 || pid->es->id == NULL || p_demux->p_sys->b_udp_out )
{
block_Release( p_bk );
+ return i_ret;
}
- else
- {
- const vlc_bool_t b_unit_start = p[1]&0x40;
- /* we have to gather it */
- p_bk->p_buffer += i_skip;
- p_bk->i_buffer -= i_skip;
+ /* We have to gather it */
+ p_bk->p_buffer += i_skip;
+ p_bk->i_buffer -= i_skip;
- if( b_unit_start )
+ if( b_unit_start )
+ {
+ if( pid->es->p_pes )
{
- if( pid->es->p_pes )
- {
- ParsePES( p_demux, pid );
- i_ret = VLC_TRUE;
- }
+ ParsePES( p_demux, pid );
+ i_ret = VLC_TRUE;
+ }
- block_ChainLastAppend( &pid->es->pp_last, p_bk );
- if( p_bk->i_buffer > 6 )
+ block_ChainLastAppend( &pid->es->pp_last, p_bk );
+ if( p_bk->i_buffer > 6 )
+ {
+ pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
+ if( pid->es->i_pes_size > 0 )
{
- pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
- if( pid->es->i_pes_size > 0 )
- {
- pid->es->i_pes_size += 6;
- }
+ pid->es->i_pes_size += 6;
}
+ }
+ pid->es->i_pes_gathered += p_bk->i_buffer;
+ if( pid->es->i_pes_size > 0 &&
+ pid->es->i_pes_gathered >= pid->es->i_pes_size )
+ {
+ ParsePES( p_demux, pid );
+ i_ret = VLC_TRUE;
+ }
+ }
+ else
+ {
+ if( pid->es->p_pes == NULL )
+ {
+ /* msg_Dbg( p_demux, "broken packet" ); */
+ block_Release( p_bk );
+ }
+ else
+ {
+ block_ChainLastAppend( &pid->es->pp_last, p_bk );
pid->es->i_pes_gathered += p_bk->i_buffer;
if( pid->es->i_pes_size > 0 &&
pid->es->i_pes_gathered >= pid->es->i_pes_size )
i_ret = VLC_TRUE;
}
}
- else
- {
- if( pid->es->p_pes == NULL )
- {
- /* msg_Dbg( p_demux, "broken packet" ); */
- block_Release( p_bk );
- }
- else
- {
- block_ChainLastAppend( &pid->es->pp_last, p_bk );
- pid->es->i_pes_gathered += p_bk->i_buffer;
- if( pid->es->i_pes_size > 0 &&
- pid->es->i_pes_gathered >= pid->es->i_pes_size )
- {
- ParsePES( p_demux, pid );
- i_ret = VLC_TRUE;
- }
- }
- }
}
return i_ret;
pid->es->fmt.i_cat = AUDIO_ES;
pid->es->fmt.i_codec = VLC_FOURCC( 'd', 't', 's', ' ' );
}
+ else if( p_dr->i_tag == 0x56 )
+ {
+ msg_Dbg( p_demux, " * Teletext descriptor" );
+ pid->es->fmt.i_cat = SPU_ES;
+ pid->es->fmt.i_codec = VLC_FOURCC( 't', 'e', 'l', 'x' );
+ }
#ifdef _DVBPSI_DR_59_H_
else if( p_dr->i_tag == 0x59 )
{
sub->p_subtitle[0].i_composition_page_id;
/* Hack, FIXME */
pid->es->fmt.subs.dvb.i_id |=
- (sub->p_subtitle[0].i_ancillary_page_id << 16);
+ ((int)sub->p_subtitle[0].i_ancillary_page_id << 16);
}
else pid->es->fmt.i_cat = UNKNOWN_ES;
p_es->fmt.subs.dvb.i_id =
sub->p_subtitle[n].i_composition_page_id;
+ /* Hack, FIXME */
+ pid->es->fmt.subs.dvb.i_id |=
+ ((int)sub->p_subtitle[n].i_ancillary_page_id << 16);
TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
}
dvbpsi_DeletePAT( p_pat );
}
-