/*****************************************************************************
* ts.c: Transport Stream input module for VLC.
*****************************************************************************
- * Copyright (C) 2004-2005 the VideoLAN team
+ * Copyright (C) 2004-2005 VLC authors and VideoLAN
* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Jean-Paul Saman <jpsaman #_at_# m2x.nl>
*
- * 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
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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.
+ * You should have received a copy of the GNU Lesser 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.
*****************************************************************************/
/*****************************************************************************
#include <assert.h>
-#include <vlc_access.h> /* DVB-specific things */
+#include <vlc_access.h> /* DVB-specific things */
#include <vlc_demux.h>
#include <vlc_meta.h>
#include <vlc_epg.h>
+#include <vlc_charset.h> /* FromCharset, for EIT */
-#include <vlc_iso_lang.h>
-#include <vlc_network.h>
-#include <vlc_charset.h>
-#include <vlc_fs.h>
+#include <vlc_network.h> /* net_ for ts-out mode */
#include "../mux/mpeg/csa.h"
# include <dvbpsi/eit.h>
/* TDT support */
-#ifdef _DVBPSI_DR_58_H_
-# define TS_USE_TDT 1
-# include <dvbpsi/tot.h>
-#else
-# include <time.h>
-#endif
+# include <dvbpsi/tot.h>
#undef TS_DEBUG
+VLC_FORMAT(1, 2) static void ts_debug(const char *format, ...)
+{
+#ifdef TS_DEBUG
+ va_list ap;
+ va_start(ap, format);
+ vfprintf(stderr, format, ap);
+ va_end(ap);
+#else
+ (void)format;
+#endif
+}
/*****************************************************************************
* Module descriptor
#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_("Control word for the CSA encryption algorithm")
+#define CSA_TEXT N_("CSA Key")
+#define CSA_LONGTEXT N_("CSA encryption key. This must be a " \
+ "16 char string (8 hexadecimal bytes).")
#define CSA2_TEXT N_("Second CSA Key")
#define CSA2_LONGTEXT N_("The even CSA encryption key. This must be a " \
"The decryption routines subtract the TS-header from the value before " \
"decrypting. " )
-#define TSDUMP_TEXT N_("Filename of dump")
-#define TSDUMP_LONGTEXT N_("Specify a filename where to dump the TS in.")
-
-#define APPEND_TEXT N_("Append")
-#define APPEND_LONGTEXT N_( \
- "If the file exists and this option is selected, the existing file " \
- "will not be overwritten." )
-
-#define DUMPSIZE_TEXT N_("Dump buffer size")
-#define DUMPSIZE_LONGTEXT N_( \
- "Tweak the buffer size for reading and writing an integer number of packets. " \
- "Specify the size of the buffer here and not the number of packets." )
-
#define SPLIT_ES_TEXT N_("Separate sub-streams")
#define SPLIT_ES_LONGTEXT N_( \
"Separate teletex/dvbs pages into independent ES. " \
"It can be useful to turn off this option when using stream output." )
+#define SEEK_PERCENT_TEXT N_("Seek based on percent not time")
+#define SEEK_PERCENT_LONGTEXT N_( \
+ "Seek and position based on a percent byte position, not a PCR generated " \
+ "time position. If seeking doesn't work property, turn on this option." )
+
+
vlc_module_begin ()
set_description( N_("MPEG Transport Stream demuxer") )
set_shortname ( "MPEG-TS" )
add_string( "ts-extra-pmt", NULL, PMT_TEXT, PMT_LONGTEXT, true )
add_bool( "ts-es-id-pid", true, PID_TEXT, PID_LONGTEXT, true )
+ change_safe()
add_string( "ts-out", NULL, TSOUT_TEXT, TSOUT_LONGTEXT, true )
add_integer( "ts-out-mtu", 1400, MTUOUT_TEXT,
MTUOUT_LONGTEXT, true )
+
add_string( "ts-csa-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
- add_string( "ts-csa2-ck", NULL, CSA_TEXT, CSA_LONGTEXT, true )
+ change_safe()
+ add_string( "ts-csa2-ck", NULL, CSA2_TEXT, CSA2_LONGTEXT, true )
+ change_safe()
add_integer( "ts-csa-pkt", 188, CPKT_TEXT, CPKT_LONGTEXT, true )
+ change_safe()
+
add_bool( "ts-silent", false, SILENT_TEXT, SILENT_LONGTEXT, true )
- add_savefile( "ts-dump-file", NULL, TSDUMP_TEXT, TSDUMP_LONGTEXT, false )
- add_bool( "ts-dump-append", false, APPEND_TEXT, APPEND_LONGTEXT, false )
- add_integer( "ts-dump-size", 16384, DUMPSIZE_TEXT,
- DUMPSIZE_LONGTEXT, true )
add_bool( "ts-split-es", true, SPLIT_ES_TEXT, SPLIT_ES_LONGTEXT, false )
+ add_bool( "ts-seek-percent", false, SEEK_PERCENT_TEXT, SEEK_PERCENT_LONGTEXT, true )
set_capability( "demux", 10 )
set_callbacks( Open, Close )
{
uint8_t i_objectTypeIndication;
uint8_t i_streamType;
- bool b_upStream;
- uint32_t i_bufferSizeDB;
- uint32_t i_maxBitrate;
- uint32_t i_avgBitrate;
- int i_decoder_specific_info_len;
- uint8_t *p_decoder_specific_info;
+ int i_extra;
+ uint8_t *p_extra;
} decoder_config_descriptor_t;
-typedef struct
-{
- bool b_useAccessUnitStartFlag;
- bool b_useAccessUnitEndFlag;
- bool b_useRandomAccessPointFlag;
- bool b_useRandomAccessUnitsOnlyFlag;
- bool b_usePaddingFlag;
- bool b_useTimeStampsFlags;
- bool b_useIdleFlag;
- bool b_durationFlag;
- uint32_t i_timeStampResolution;
- uint32_t i_OCRResolution;
- uint8_t i_timeStampLength;
- uint8_t i_OCRLength;
- uint8_t i_AU_Length;
- uint8_t i_instantBitrateLength;
- uint8_t i_degradationPriorityLength;
- uint8_t i_AU_seqNumLength;
- uint8_t i_packetSeqNumLength;
-
- uint32_t i_timeScale;
- uint16_t i_accessUnitDuration;
- uint16_t i_compositionUnitDuration;
-
- uint64_t i_startDecodingTimeStamp;
- uint64_t i_startCompositionTimeStamp;
-
-} sl_config_descriptor_t;
-
typedef struct
{
bool b_ok;
uint16_t i_es_id;
- bool b_streamDependenceFlag;
- bool b_OCRStreamFlag;
- uint8_t i_streamPriority;
-
char *psz_url;
- uint16_t i_dependOn_es_id;
- uint16_t i_OCR_es_id;
-
decoder_config_descriptor_t dec_descr;
- sl_config_descriptor_t sl_descr;
} es_mpeg4_descriptor_t;
typedef struct
{
- uint8_t i_iod_label, i_iod_label_scope;
-
/* IOD */
- uint16_t i_od_id;
char *psz_url;
- uint8_t i_ODProfileLevelIndication;
- uint8_t i_sceneProfileLevelIndication;
- uint8_t i_audioProfileLevelIndication;
- uint8_t i_visualProfileLevelIndication;
- uint8_t i_graphicsProfileLevelIndication;
-
es_mpeg4_descriptor_t es_descr[255];
} iod_descriptor_t;
int i_number;
int i_pid_pcr;
int i_pid_pmt;
+ mtime_t i_pcr_value;
/* IOD stuff (mpeg4) */
iod_descriptor_t *iod;
} ts_psi_t;
+typedef enum
+{
+ TS_ES_DATA_PES,
+ TS_ES_DATA_TABLE_SECTION
+} ts_es_data_type_t;
+
typedef struct
{
es_format_t fmt;
es_out_id_t *id;
- int i_pes_size;
- int i_pes_gathered;
- block_t *p_pes;
+ ts_es_data_type_t data_type;
+ int i_data_size;
+ int i_data_gathered;
+ block_t *p_data;
block_t **pp_last;
es_mpeg4_descriptor_t *p_mpeg4desc;
- int b_gather;
} ts_es_t;
/* how many TS packet we read at once */
int i_ts_read;
+ /* to determine length and time */
+ int i_pid_ref_pcr;
+ mtime_t i_first_pcr;
+ mtime_t i_current_pcr;
+ mtime_t i_last_pcr;
+ bool b_force_seek_per_percent;
+ int i_pcrs_num;
+ mtime_t *p_pcrs;
+ int64_t *p_pos;
+
/* All pid */
ts_pid_t pid[8192];
int i_current_program;
vlc_list_t programs_list;
- /* TS dump */
- char *psz_file; /* file to dump data in */
- FILE *p_file; /* filehandle */
- uint64_t i_write; /* bytes written */
- bool b_file_out; /* dump mode enabled */
-
/* */
bool b_start_record;
};
static int Demux ( demux_t *p_demux );
-static int DemuxFile( demux_t *p_demux );
static int Control( demux_t *p_demux, int i_query, va_list args );
static void PIDInit ( ts_pid_t *pid, bool b_psi, ts_psi_t *p_owner );
static void PIDClean( demux_t *, ts_pid_t *pid );
-static int PIDFillFormat( ts_pid_t *pid, int i_stream_type );
+static void PIDFillFormat( ts_es_t *es, int i_stream_type );
-static void PATCallBack( demux_t *, dvbpsi_pat_t * );
-static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt );
+static void PATCallBack( void*, dvbpsi_pat_t * );
+static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt );
static void PSINewTableCallBack( demux_t *, dvbpsi_handle,
uint8_t i_table_id, uint16_t i_extension );
static int ChangeKeyCallback( vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void * );
return ( (p->p_buffer[1]&0x1f)<<8 )|p->p_buffer[2];
}
-static bool GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
+static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
+static block_t* ReadTSPacket( demux_t *p_demux );
+static mtime_t GetPCR( block_t *p_pkt );
+static int SeekToPCR( demux_t *p_demux, int64_t i_pos );
+static int Seek( demux_t *p_demux, double f_percent );
+static void GetFirstPCR( demux_t *p_demux );
+static void GetLastPCR( demux_t *p_demux );
+static void CheckPCR( demux_t *p_demux );
static void PCRHandle( demux_t *p_demux, ts_pid_t *, block_t * );
-static iod_descriptor_t *IODNew( int , uint8_t * );
static void IODFree( iod_descriptor_t * );
#define TS_USER_PMT_NUMBER (0)
#define TS_PACKET_SIZE_MAX 204
#define TS_TOPFIELD_HEADER 1320
-/*****************************************************************************
- * Open
- *****************************************************************************/
-static int Open( vlc_object_t *p_this )
+static int DetectPacketSize( demux_t *p_demux )
{
- demux_t *p_demux = (demux_t*)p_this;
- demux_sys_t *p_sys;
-
const uint8_t *p_peek;
- int i_sync, i_peek, i;
- int i_packet_size;
-
- ts_pid_t *pat;
- const char *psz_mode;
- bool b_append;
- bool b_topfield = false;
-
- if( stream_Peek( p_demux->s, &p_peek, TS_PACKET_SIZE_MAX ) <
- TS_PACKET_SIZE_MAX ) return VLC_EGENERIC;
+ if( stream_Peek( p_demux->s,
+ &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
+ return -1;
if( memcmp( p_peek, "TFrc", 4 ) == 0 )
{
- b_topfield = true;
- msg_Dbg( p_demux, "this is a topfield file" );
- }
-
- /* 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 >= TS_PACKET_SIZE_MAX && !b_topfield )
- {
- if( !p_demux->b_force )
- return VLC_EGENERIC;
- msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
- }
-
- if( b_topfield )
- {
- /* Read the entire Topfield header */
- i_peek = TS_TOPFIELD_HEADER;
- }
- else
- {
- /* 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 )
- {
- 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( p_demux->b_force )
- {
- i_packet_size = TS_PACKET_SIZE_188;
- }
- else if( b_topfield )
- {
- i_packet_size = TS_PACKET_SIZE_188;
#if 0
/* I used the TF5000PVR 2004 Firmware .doc header documentation,
* http://www.i-topfield.com/data/product/firmware/Structure%20of%20Recorded%20File%20in%20TF5000PVR%20(Feb%2021%202004).doc
* but after the filename the offsets seem to be incorrect. - DJ */
int i_duration, i_name;
- char *psz_name = malloc(25);
+ char *psz_name = xmalloc(25);
char *psz_event_name;
- char *psz_event_text = malloc(130);
- char *psz_ext_text = malloc(1025);
+ char *psz_event_text = xmalloc(130);
+ char *psz_ext_text = xmalloc(1025);
// 2 bytes version Uimsbf (4,5)
// 2 bytes reserved (6,7)
// 1 byte event name length Uimsbf (89)
i_name = (int)(p_peek[89]&~0x81);
msg_Dbg( p_demux, "event name length = %d", i_name);
- psz_event_name = malloc( i_name+1 );
+ psz_event_name = xmalloc( i_name+1 );
// 1 byte parental rating (90)
// 129 bytes of event text
memcpy( psz_event_name, &p_peek[91], i_name );
msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
// 52 bytes reserved Bslbf
#endif
- }
- else
- {
- msg_Warn( p_demux, "TS module discarded (lost sync)" );
- return VLC_EGENERIC;
+ msg_Dbg( p_demux, "this is a topfield file" );
+ return TS_PACKET_SIZE_188;
}
- p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
- if( !p_sys )
- return VLC_ENOMEM;
- memset( p_sys, 0, sizeof( demux_sys_t ) );
- p_sys->i_packet_size = i_packet_size;
- vlc_mutex_init( &p_sys->csa_lock );
-
- /* Fill dump mode fields */
- p_sys->i_write = 0;
- p_sys->buffer = NULL;
- p_sys->p_file = NULL;
- p_sys->b_file_out = false;
- p_sys->psz_file = var_CreateGetString( p_demux, "ts-dump-file" );
- if( *p_sys->psz_file != '\0' )
+ for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
{
- p_sys->b_file_out = true;
-
- b_append = var_CreateGetBool( p_demux, "ts-dump-append" );
- if ( b_append )
- psz_mode = "ab";
- else
- psz_mode = "wb";
+ if( p_peek[i_sync] != 0x47 )
+ continue;
- if( !strcmp( p_sys->psz_file, "-" ) )
+ /* Check next 3 sync bytes */
+ int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
+ if( ( stream_Peek( p_demux->s, &p_peek, i_peek ) ) < i_peek )
{
- msg_Info( p_demux, "dumping raw stream to standard output" );
- p_sys->p_file = stdout;
+ msg_Err( p_demux, "cannot peek" );
+ return -1;
}
- else if( ( p_sys->p_file = vlc_fopen( p_sys->psz_file, psz_mode ) ) == NULL )
+ if( p_peek[i_sync + 1 * 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 )
{
- msg_Err( p_demux, "cannot create `%s' for writing", p_sys->psz_file );
- p_sys->b_file_out = false;
+ return TS_PACKET_SIZE_188;
}
-
- if( p_sys->b_file_out )
+ else if( p_peek[i_sync + 1 * 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 )
{
- /* Determine how many packets to read. */
- int bufsize = var_CreateGetInteger( p_demux, "ts-dump-size" );
- p_sys->i_ts_read = (int) (bufsize / p_sys->i_packet_size);
- if( p_sys->i_ts_read <= 0 )
- {
- p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
- }
- p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
- msg_Info( p_demux, "%s raw stream to file `%s' reading packets %d",
- b_append ? "appending" : "dumping", p_sys->psz_file,
- p_sys->i_ts_read );
+ return TS_PACKET_SIZE_192;
+ }
+ else if( p_peek[i_sync + 1 * 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 )
+ {
+ return TS_PACKET_SIZE_204;
}
}
- /* Fill p_demux field */
- if( p_sys->b_file_out )
- p_demux->pf_demux = DemuxFile;
- else
- p_demux->pf_demux = Demux;
+ if( p_demux->b_force )
+ {
+ msg_Warn( p_demux, "this does not look like a TS stream, continuing" );
+ return TS_PACKET_SIZE_188;
+ }
+ msg_Dbg( p_demux, "TS module discarded (lost sync)" );
+ return -1;
+}
+
+/*****************************************************************************
+ * Open
+ *****************************************************************************/
+static int Open( vlc_object_t *p_this )
+{
+ demux_t *p_demux = (demux_t*)p_this;
+ demux_sys_t *p_sys;
+
+ int i_packet_size;
+
+ ts_pid_t *pat;
+
+ /* Search first sync byte */
+ i_packet_size = DetectPacketSize( p_demux );
+ if( i_packet_size < 0 )
+ return VLC_EGENERIC;
+
+ p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
+ if( !p_sys )
+ return VLC_ENOMEM;
+ memset( p_sys, 0, sizeof( demux_sys_t ) );
+ p_sys->i_packet_size = i_packet_size;
+ vlc_mutex_init( &p_sys->csa_lock );
+
+ p_sys->buffer = NULL;
+ p_demux->pf_demux = Demux;
p_demux->pf_control = Control;
/* Init p_sys field */
p_sys->b_broken_charset = false;
- for( i = 0; i < 8192; i++ )
+ for( int i = 0; i < 8192; i++ )
{
ts_pid_t *pid = &p_sys->pid[i];
/* Init PAT handler */
pat = &p_sys->pid[0];
PIDInit( pat, true, NULL );
- pat->psi->handle = dvbpsi_AttachPAT( (dvbpsi_pat_callback)PATCallBack,
- p_demux );
+ pat->psi->handle = dvbpsi_AttachPAT( PATCallBack, p_demux );
if( p_sys->b_dvb_meta )
{
ts_pid_t *sdt = &p_sys->pid[0x11];
eit->psi->handle =
dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
p_demux );
-#ifdef TS_USE_TDT
+
ts_pid_t *tdt = &p_sys->pid[0x14];
PIDInit( tdt, true, NULL );
tdt->psi->handle =
dvbpsi_AttachDemux( (dvbpsi_demux_new_cb_t)PSINewTableCallBack,
p_demux );
-#endif
if( p_sys->b_access_control )
{
if( SetPIDFilter( p_demux, 0x11, true ) ||
-#ifdef TS_USE_TDT
SetPIDFilter( p_demux, 0x14, true ) ||
-#endif
SetPIDFilter( p_demux, 0x12, true ) )
p_sys->b_access_control = false;
}
p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
char* psz_string = var_CreateGetString( p_demux, "ts-out" );
- if( psz_string && *psz_string && !p_sys->b_file_out )
+ if( psz_string && *psz_string )
{
char *psz = strchr( psz_string, ':' );
int i_port = 0;
{
p_sys->i_ts_read = 1500 / p_sys->i_packet_size;
}
- p_sys->buffer = malloc( p_sys->i_packet_size * p_sys->i_ts_read );
+ p_sys->buffer = xmalloc( p_sys->i_packet_size * p_sys->i_ts_read );
}
}
free( psz_string );
p_sys->b_silent = var_CreateGetBool( p_demux, "ts-silent" );
p_sys->b_split_es = var_InheritBool( p_demux, "ts-split-es" );
- while( !p_sys->b_file_out && p_sys->i_pmt_es <= 0 &&
- vlc_object_alive( p_demux ) )
+ p_sys->i_pid_ref_pcr = -1;
+ p_sys->i_first_pcr = -1;
+ p_sys->i_current_pcr = -1;
+ p_sys->i_last_pcr = -1;
+ p_sys->b_force_seek_per_percent = var_InheritBool( p_demux, "ts-seek-percent" );
+ p_sys->i_pcrs_num = 10;
+ p_sys->p_pcrs = (mtime_t *)calloc( p_sys->i_pcrs_num, sizeof( mtime_t ) );
+ p_sys->p_pos = (int64_t *)calloc( p_sys->i_pcrs_num, sizeof( int64_t ) );
+
+ bool can_seek = false;
+ stream_Control( p_demux->s, STREAM_CAN_FASTSEEK, &can_seek );
+ if( can_seek )
+ {
+ GetFirstPCR( p_demux );
+ CheckPCR( p_demux );
+ GetLastPCR( p_demux );
+ }
+ if( p_sys->i_first_pcr < 0 || p_sys->i_last_pcr < 0 )
+ {
+ p_sys->b_force_seek_per_percent = true;
+ }
+
+ while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
{
if( p_demux->pf_demux( p_demux ) != 1 )
break;
}
-
return VLC_SUCCESS;
}
free( p_sys->programs_list.p_values );
- /* If in dump mode, then close the file */
- if( p_sys->b_file_out )
- {
- msg_Info( p_demux ,"closing %s (%"PRId64" KiB dumped)",
- p_sys->psz_file, p_sys->i_write / 1024 );
-
- if( p_sys->p_file != stdout )
- {
- fclose( p_sys->p_file );
- }
- }
/* When streaming, close the port */
if( p_sys->fd > -1 )
{
}
free( p_sys->buffer );
- free( p_sys->psz_file );
+
+ free( p_sys->p_pcrs );
+ free( p_sys->p_pos );
vlc_mutex_destroy( &p_sys->csa_lock );
free( p_sys );
return i_tmp;
}
-/*****************************************************************************
- * DemuxFile:
- *****************************************************************************/
-static int DemuxFile( demux_t *p_demux )
-{
- demux_sys_t *p_sys = p_demux->p_sys;
- const int i_bufsize = p_sys->i_packet_size * p_sys->i_ts_read;
- uint8_t *p_buffer = p_sys->buffer; /* Put first on sync byte */
- const int i_data = stream_Read( p_demux->s, p_sys->buffer, i_bufsize );
-
- if( i_data <= 0 && i_data < p_sys->i_packet_size )
- {
- msg_Dbg( p_demux, "error reading malformed packets" );
- return i_data;
- }
-
- /* Test continuity counter */
- for( int i_pos = 0; i_pos < i_data; )
- {
- if( p_sys->buffer[i_pos] != 0x47 )
- {
- msg_Warn( p_demux, "lost sync" );
- while( vlc_object_alive (p_demux) && (i_pos < i_data) )
- {
- i_pos++;
- if( p_sys->buffer[i_pos] == 0x47 )
- break;
- }
- if( vlc_object_alive (p_demux) )
- msg_Warn( p_demux, "sync found" );
- }
-
- /* continuous when (one of this):
- * diff == 1
- * diff == 0 and payload == 0
- * diff == 0 and duplicate packet (playload != 0) <- should we
- * test the content ?
- */
- const int i_cc = p_buffer[i_pos+3]&0x0f;
- const bool b_payload = p_buffer[i_pos+3]&0x10;
- const bool b_adaptation = p_buffer[i_pos+3]&0x20;
-
- /* Get the PID */
- ts_pid_t *p_pid = &p_sys->pid[ ((p_buffer[i_pos+1]&0x1f)<<8)|p_buffer[i_pos+2] ];
-
- /* Detect discontinuity indicator in adaptation field */
- if( b_adaptation && p_buffer[i_pos + 4] > 0 )
- {
- if( p_buffer[i_pos+5]&0x80 )
- msg_Warn( p_demux, "discontinuity indicator (pid=%d) ", p_pid->i_pid );
- if( p_buffer[i_pos+5]&0x40 )
- msg_Warn( p_demux, "random access indicator (pid=%d) ", p_pid->i_pid );
- }
-
- const int i_diff = ( i_cc - p_pid->i_cc )&0x0f;
- if( b_payload && i_diff == 1 )
- {
- p_pid->i_cc = ( p_pid->i_cc + 1 ) & 0xf;
- }
- else
- {
- if( p_pid->i_cc == 0xff )
- {
- msg_Warn( p_demux, "first packet for pid=%d cc=0x%x",
- p_pid->i_pid, i_cc );
- p_pid->i_cc = i_cc;
- }
- else if( i_diff != 0 )
- {
- /* FIXME what to do when discontinuity_indicator is set ? */
- msg_Warn( p_demux, "transport error detected 0x%x instead of 0x%x",
- i_cc, ( p_pid->i_cc + 1 )&0x0f );
-
- p_pid->i_cc = i_cc;
- /* Mark transport error in the TS packet. */
- p_buffer[i_pos+1] |= 0x80;
- }
- }
-
- /* Test if user wants to decrypt it first */
- if( p_sys->csa )
- {
- vlc_mutex_lock( &p_sys->csa_lock );
- csa_Decrypt( p_demux->p_sys->csa, &p_buffer[i_pos], p_demux->p_sys->i_csa_pkt_size );
- vlc_mutex_unlock( &p_sys->csa_lock );
- }
-
- i_pos += p_sys->i_packet_size;
- }
-
- /* Then write */
- const int i_write = fwrite( p_sys->buffer, 1, i_data, p_sys->p_file );
- if( i_write < 0 )
- {
- msg_Err( p_demux, "failed to write data" );
- return -1;
- }
-
- p_sys->i_write += i_write;
- return 1;
-}
-
/*****************************************************************************
* Demux:
*****************************************************************************/
{
bool b_frame = false;
block_t *p_pkt;
-
- /* Get a new TS packet */
- if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
+ if( !(p_pkt = ReadTSPacket( p_demux )) )
{
- 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 );
-
- while( vlc_object_alive (p_demux) )
- {
- const uint8_t *p_peek;
- int i_peek, i_skip = 0;
-
- 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 - p_sys->i_packet_size )
- {
- if( p_peek[i_skip] == 0x47 &&
- p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
- {
- break;
- }
- i_skip++;
- }
-
- msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
- stream_Read( p_demux->s, NULL, i_skip );
-
- if( i_skip < i_peek - p_sys->i_packet_size )
- {
- break;
- }
- }
-
- if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
- {
- msg_Dbg( p_demux, "eof ?" );
- return 0;
- }
- }
-
if( p_sys->b_start_record )
{
/* Enable recording once synchronized */
}
else if( !p_sys->b_udp_out )
{
- b_frame = GatherPES( p_demux, p_pid, p_pkt );
+ b_frame = GatherData( p_demux, p_pid, p_pkt );
}
else
{
if( p_sys->i_dvb_length > 0 )
{
-#ifdef TS_USE_TDT
const int64_t t = mdate() + p_sys->i_tdt_delta;
-#else
- const int64_t t = CLOCK_FREQ * time ( NULL );
-#endif
if( p_sys->i_dvb_start <= t && t < p_sys->i_dvb_start + p_sys->i_dvb_length )
{
int64_t *pi64;
int i_int;
- if( p_sys->b_file_out )
- return demux_vaControlHelper( p_demux->s, 0, -1, 0, 1, i_query, args );
-
switch( i_query )
{
case DEMUX_GET_POSITION:
pf = (double*) va_arg( args, double* );
- i64 = stream_Size( p_demux->s );
- if( i64 > 0 )
- {
- double f_current = stream_Tell( p_demux->s );
- *pf = f_current / (double)i64;
- }
- else
+
+ if( p_sys->b_force_seek_per_percent ||
+ (p_sys->b_dvb_meta && p_sys->b_access_control) ||
+ p_sys->i_current_pcr - p_sys->i_first_pcr < 0 ||
+ p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
{
int64_t i_time, i_length;
if( !DVBEventInformation( p_demux, &i_time, &i_length ) && i_length > 0 )
*pf = (double)i_time/(double)i_length;
+ else if( (i64 = stream_Size( p_demux->s) ) > 0 )
+ *pf = (double)stream_Tell( p_demux->s ) / (double)i64;
else
*pf = 0.0;
}
+ else
+ {
+ *pf = (double)(p_sys->i_current_pcr - p_sys->i_first_pcr) / (double)(p_sys->i_last_pcr - p_sys->i_first_pcr);
+ }
return VLC_SUCCESS;
+
case DEMUX_SET_POSITION:
f = (double) va_arg( args, double );
- i64 = stream_Size( p_demux->s );
-
- if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
- return VLC_EGENERIC;
+ if( p_sys->b_force_seek_per_percent ||
+ (p_sys->b_dvb_meta && p_sys->b_access_control) ||
+ p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
+ {
+ i64 = stream_Size( p_demux->s );
+ if( stream_Seek( p_demux->s, (int64_t)(i64 * f) ) )
+ return VLC_EGENERIC;
+ }
+ else
+ {
+ if( Seek( p_demux, f ) )
+ {
+ p_sys->b_force_seek_per_percent = true;
+ return VLC_EGENERIC;
+ }
+ }
return VLC_SUCCESS;
-#if 0
case DEMUX_GET_TIME:
pi64 = (int64_t*)va_arg( args, int64_t * );
- if( p_sys->i_time < 0 )
+ if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
+ p_sys->b_force_seek_per_percent ||
+ p_sys->i_current_pcr - p_sys->i_first_pcr < 0 )
+ {
+ if( DVBEventInformation( p_demux, pi64, NULL ) )
+ {
+ *pi64 = 0;
+ }
+ }
+ else
{
- *pi64 = 0;
- return VLC_EGENERIC;
+ *pi64 = (p_sys->i_current_pcr - p_sys->i_first_pcr) * 100 / 9;
}
- *pi64 = p_sys->i_time;
return VLC_SUCCESS;
case DEMUX_GET_LENGTH:
pi64 = (int64_t*)va_arg( args, int64_t * );
- if( p_sys->i_mux_rate > 0 )
+ if( (p_sys->b_dvb_meta && p_sys->b_access_control) ||
+ p_sys->b_force_seek_per_percent ||
+ p_sys->i_last_pcr - p_sys->i_first_pcr <= 0 )
{
- *pi64 = INT64_C(1000000) * ( stream_Size( p_demux->s ) / 50 ) /
- p_sys->i_mux_rate;
- return VLC_SUCCESS;
+ if( DVBEventInformation( p_demux, NULL, pi64 ) )
+ {
+ *pi64 = 0;
+ }
+ }
+ else
+ {
+ *pi64 = (p_sys->i_last_pcr - p_sys->i_first_pcr) * 100 / 9;
}
- *pi64 = 0;
- return VLC_EGENERIC;
-#else
- case DEMUX_GET_TIME:
- pi64 = (int64_t*)va_arg( args, int64_t * );
- if( DVBEventInformation( p_demux, pi64, NULL ) )
- *pi64 = 0;
return VLC_SUCCESS;
- case DEMUX_GET_LENGTH:
- pi64 = (int64_t*)va_arg( args, int64_t * );
- if( DVBEventInformation( p_demux, NULL, pi64 ) )
- *pi64 = 0;
- return VLC_SUCCESS;
-#endif
case DEMUX_SET_GROUP:
{
vlc_list_t *p_list;
prg->i_pid_pmt = -1;
prg->i_version = -1;
prg->i_number = i_number != 0 ? i_number : TS_USER_PMT_NUMBER;
- prg->handle = dvbpsi_AttachPMT( i_number != TS_USER_PMT_NUMBER ? i_number : 1, (dvbpsi_pmt_callback)PMTCallBack, p_demux );
+ prg->handle = dvbpsi_AttachPMT(
+ i_number != TS_USER_PMT_NUMBER ? i_number : 1,
+ PMTCallBack, p_demux );
TAB_APPEND( pmt->psi->i_prg, pmt->psi->prg, prg );
psz = strchr( psz, '=' );
else
{
const int i_stream_type = strtol( psz_opt, NULL, 0 );
- PIDFillFormat( pid, i_stream_type );
+ PIDFillFormat( pid->es, i_stream_type );
}
pid->es->fmt.i_group = i_number;
if( p_sys->b_es_id_pid )
if( p_owner )
{
ts_prg_psi_t *prg = malloc( sizeof( ts_prg_psi_t ) );
- if( prg )
- {
- /* PMT */
- prg->i_version = -1;
- prg->i_number = -1;
- prg->i_pid_pcr = -1;
- prg->i_pid_pmt = -1;
- prg->iod = NULL;
- prg->handle = NULL;
-
- TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
- }
+ if( !prg )
+ return;
+ /* PMT */
+ prg->i_version = -1;
+ prg->i_number = -1;
+ prg->i_pid_pcr = -1;
+ prg->i_pid_pmt = -1;
+ prg->i_pcr_value= -1;
+ prg->iod = NULL;
+ prg->handle = NULL;
+
+ TAB_APPEND( pid->psi->i_prg, pid->psi->prg, prg );
}
}
else
{
pid->psi = NULL;
- pid->es = malloc( sizeof( ts_es_t ) );
- if( pid->es )
- {
- es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
- pid->es->id = NULL;
- pid->es->p_pes = NULL;
- pid->es->i_pes_size= 0;
- pid->es->i_pes_gathered= 0;
- pid->es->pp_last = &pid->es->p_pes;
- pid->es->p_mpeg4desc = NULL;
- pid->es->b_gather = false;
- }
+ pid->es = calloc( 1, sizeof( ts_es_t ) );
+ if( !pid->es )
+ return;
+
+ es_format_Init( &pid->es->fmt, UNKNOWN_ES, 0 );
+ pid->es->data_type = TS_ES_DATA_PES;
+ pid->es->pp_last = &pid->es->p_data;
}
}
p_sys->i_pmt_es--;
}
- if( pid->es->p_pes )
- block_ChainRelease( pid->es->p_pes );
+ if( pid->es->p_data )
+ block_ChainRelease( pid->es->p_data );
es_format_Clean( &pid->es->fmt );
p_sys->i_pmt_es--;
}
- if( pid->extra_es[i]->p_pes )
- block_ChainRelease( pid->extra_es[i]->p_pes );
+ if( pid->extra_es[i]->p_data )
+ block_ChainRelease( pid->extra_es[i]->p_data );
es_format_Clean( &pid->extra_es[i]->fmt );
/****************************************************************************
* 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 )
{
- block_t *p_pes = pid->es->p_pes;
uint8_t header[34];
unsigned i_pes_size = 0;
unsigned i_skip = 0;
mtime_t i_pts = -1;
mtime_t i_length = 0;
- /* remove the pes from pid */
- pid->es->p_pes = NULL;
- pid->es->i_pes_size= 0;
- pid->es->i_pes_gathered= 0;
- pid->es->pp_last = &pid->es->p_pes;
-
/* FIXME find real max size */
/* const int i_max = */ block_ChainExtract( p_pes, header, 34 );
{
decoder_config_descriptor_t *dcd = &pid->es->p_mpeg4desc->dec_descr;
- if( dcd->i_decoder_specific_info_len > 2 &&
- dcd->p_decoder_specific_info[0] == 0x10 &&
- ( dcd->p_decoder_specific_info[1]&0x10 ) )
+ if( dcd->i_extra > 2 &&
+ dcd->p_extra[0] == 0x10 &&
+ ( dcd->p_extra[1]&0x10 ) )
{
/* display length */
if( p_pes->i_buffer + 2 <= i_skip )
/* */
i_skip += 2;
}
-#ifdef ZVBI_COMPILED
- else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
- i_skip = 0; /*hack for zvbi support */
-#endif
+
/* skip header */
while( p_pes && i_skip > 0 )
{
if( p_pes )
{
block_t *p_block;
- int i;
if( i_dts >= 0 )
p_pes->i_dts = VLC_TS_0 + i_dts * 100 / 9;
}
/* Append a \0 */
p_block = block_Realloc( p_block, 0, p_block->i_buffer + 1 );
+ if( !p_block )
+ abort();
p_block->p_buffer[p_block->i_buffer -1] = '\0';
}
+ else if( pid->es->fmt.i_codec == VLC_CODEC_TELETEXT )
+ {
+ if( p_block->i_pts <= VLC_TS_INVALID )
+ {
+ /* Teletext may have missing PTS (ETSI EN 300 472 Annexe A)
+ * In this case use the last PCR + 40ms */
+ for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
+ {
+ if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
+ {
+ mtime_t i_pcr = pid->p_owner->prg[i]->i_pcr_value;
+ if( i_pcr > VLC_TS_INVALID )
+ p_block->i_pts = VLC_TS_0 + i_pcr * 100 / 9 + 40000;
+ break;
+ }
+ }
+ }
+ }
- for( i = 0; i < pid->i_extra_es; i++ )
+ for( int i = 0; i < pid->i_extra_es; i++ )
{
es_out_Send( p_demux->out, pid->extra_es[i]->id,
block_Duplicate( p_block ) );
}
}
-static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
+static void ParseTableSection( demux_t *p_demux, ts_pid_t *pid, block_t *p_data )
+{
+ block_t *p_content = block_ChainGather( p_data );
+ mtime_t i_date = -1;
+ for( int i = 0; pid->p_owner && i < pid->p_owner->i_prg; i++ )
+ {
+ if( pid->i_owner_number == pid->p_owner->prg[i]->i_number )
+ {
+ i_date = pid->p_owner->prg[i]->i_pcr_value;
+ if( i_date >= 0 )
+ break;
+ }
+ }
+ if( i_date >= 0 )
+ {
+ if( pid->es->fmt.i_codec == VLC_CODEC_SCTE_27 )
+ {
+ /* We need to extract the truncated pts stored inside the payload */
+ if( p_content->i_buffer > 9 && p_content->p_buffer[0] == 0xc6 )
+ {
+ int i_index = 0;
+ int i_offset = 4;
+ if( p_content->p_buffer[3] & 0x40 )
+ {
+ i_index = ((p_content->p_buffer[7] & 0x0f) << 8) |
+ p_content->p_buffer[8];
+ i_offset = 9;
+ }
+ if( i_index == 0 && p_content->i_buffer > i_offset + 8 )
+ {
+ bool is_immediate = p_content->p_buffer[i_offset + 3] & 0x40;
+ if( !is_immediate )
+ {
+ mtime_t i_display_in = GetDWBE( &p_content->p_buffer[i_offset + 4] );
+ if( i_display_in < i_date )
+ i_date = i_display_in + (1ll << 32);
+ else
+ i_date = i_display_in;
+ }
+
+ }
+ }
+ }
+ p_content->i_dts =
+ p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
+ }
+ es_out_Send( p_demux->out, pid->es->id, p_content );
+}
+static void ParseData( demux_t *p_demux, ts_pid_t *pid )
+{
+ block_t *p_data = pid->es->p_data;
+
+ /* remove the pes from pid */
+ pid->es->p_data = NULL;
+ pid->es->i_data_size = 0;
+ pid->es->i_data_gathered = 0;
+ pid->es->pp_last = &pid->es->p_data;
+
+ if( pid->es->data_type == TS_ES_DATA_PES )
+ {
+ ParsePES( p_demux, pid, p_data );
+ }
+ else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
+ {
+ ParseTableSection( p_demux, pid, p_data );
+ }
+ else
+ {
+ block_ChainRelease( p_data );
+ }
+}
+
+static block_t* ReadTSPacket( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ block_t *p_pkt;
+
+ /* Get a new TS packet */
+ if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
+ {
+ msg_Dbg( p_demux, "eof ?" );
+ return NULL;
+ }
+
+ /* 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 );
+ while( vlc_object_alive (p_demux) )
+ {
+ const uint8_t *p_peek;
+ int i_peek, i_skip = 0;
+
+ 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 NULL;
+ }
+
+ while( i_skip < i_peek - p_sys->i_packet_size )
+ {
+ if( p_peek[i_skip] == 0x47 &&
+ p_peek[i_skip + p_sys->i_packet_size] == 0x47 )
+ {
+ break;
+ }
+ i_skip++;
+ }
+ msg_Dbg( p_demux, "skipping %d bytes of garbage", i_skip );
+ stream_Read( p_demux->s, NULL, i_skip );
+
+ if( i_skip < i_peek - p_sys->i_packet_size )
+ {
+ break;
+ }
+ }
+ if( !( p_pkt = stream_Block( p_demux->s, p_sys->i_packet_size ) ) )
+ {
+ msg_Dbg( p_demux, "eof ?" );
+ return NULL;
+ }
+ }
+ return p_pkt;
+}
+
+static mtime_t AdjustPCRWrapAround( demux_t *p_demux, mtime_t i_pcr )
{
demux_sys_t *p_sys = p_demux->p_sys;
- const uint8_t *p = p_bk->p_buffer;
+ /*
+ * PCR is 33bit. If PCR reaches to 0x1FFFFFFFF (26:30:43.717), ressets from 0.
+ * So, need to add 0x1FFFFFFFF, for calculating duration or current position.
+ */
+ mtime_t i_adjust = 0;
+ int64_t i_pos = stream_Tell( p_demux->s );
+ int i;
+ for( i = 1; i < p_sys->i_pcrs_num && p_sys->p_pos[i] <= i_pos; ++i )
+ {
+ if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
+ i_adjust += 0x1FFFFFFFF;
+ }
+ if( p_sys->p_pcrs[i-1] > i_pcr )
+ i_adjust += 0x1FFFFFFFF;
- if( p_sys->i_pmt_es <= 0 )
- return;
+ return i_pcr + i_adjust;
+}
+
+static mtime_t GetPCR( block_t *p_pkt )
+{
+ const uint8_t *p = p_pkt->p_buffer;
+
+ mtime_t i_pcr = -1;
if( ( p[3]&0x20 ) && /* adaptation */
( p[5]&0x10 ) &&
( p[4] >= 7 ) )
{
/* PCR is 33 bits */
- const mtime_t i_pcr = ( (mtime_t)p[6] << 25 ) |
- ( (mtime_t)p[7] << 17 ) |
- ( (mtime_t)p[8] << 9 ) |
- ( (mtime_t)p[9] << 1 ) |
- ( (mtime_t)p[10] >> 7 );
+ i_pcr = ( (mtime_t)p[6] << 25 ) |
+ ( (mtime_t)p[7] << 17 ) |
+ ( (mtime_t)p[8] << 9 ) |
+ ( (mtime_t)p[9] << 1 ) |
+ ( (mtime_t)p[10] >> 7 );
+ }
+ return i_pcr;
+}
- /* Search program and set the PCR */
- for( int i = 0; i < p_sys->i_pmt; i++ )
+static int SeekToPCR( demux_t *p_demux, int64_t i_pos )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ mtime_t i_pcr = -1;
+ int64_t i_initial_pos = stream_Tell( p_demux->s );
+
+ if( i_pos < 0 )
+ return VLC_EGENERIC;
+
+ int64_t i_last_pos = i_pos + p_sys->i_packet_size * 4500; //XXX
+ if( i_last_pos > stream_Size( p_demux->s ) - p_sys->i_packet_size )
+ {
+ i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
+ }
+
+ if( stream_Seek( p_demux->s, i_pos ) )
+ return VLC_EGENERIC;
+
+ while( vlc_object_alive( p_demux ) )
+ {
+ block_t *p_pkt;
+ if( !( p_pkt = ReadTSPacket( p_demux ) ) )
{
- for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
- {
- if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
- {
- es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
- (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
- (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
- }
- }
+ break;
+ }
+ if( PIDGet( p_pkt ) == p_sys->i_pid_ref_pcr )
+ {
+ i_pcr = GetPCR( p_pkt );
+ }
+ block_Release( p_pkt );
+ if( i_pcr >= 0 )
+ break;
+ if( stream_Tell( p_demux->s ) >= i_last_pos )
+ break;
+ }
+ if( i_pcr < 0 )
+ {
+ stream_Seek( p_demux->s, i_initial_pos );
+ return VLC_EGENERIC;
+ }
+ else
+ {
+ p_sys->i_current_pcr = i_pcr;
+ return VLC_SUCCESS;
+ }
+}
+
+static int Seek( demux_t *p_demux, double f_percent )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ int64_t i_initial_pos = stream_Tell( p_demux->s );
+ mtime_t i_initial_pcr = p_sys->i_current_pcr;
+
+ /*
+ * Find the time position by using binary search algorithm.
+ */
+ mtime_t i_target_pcr = (p_sys->i_last_pcr - p_sys->i_first_pcr) * f_percent + p_sys->i_first_pcr;
+
+ int64_t i_head_pos = 0;
+ int64_t i_tail_pos = stream_Size( p_demux->s );
+ {
+ mtime_t i_adjust = 0;
+ int i;
+ for( i = 1; i < p_sys->i_pcrs_num; ++i )
+ {
+ if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
+ i_adjust += 0x1FFFFFFFF;
+ if( p_sys->p_pcrs[i] + i_adjust > i_target_pcr )
+ break;
+ }
+ i_head_pos = p_sys->p_pos[i-1];
+ i_tail_pos = ( i < p_sys->i_pcrs_num ) ? p_sys->p_pos[i] : stream_Size( p_demux->s );
+ }
+ msg_Dbg( p_demux, "Seek():i_head_pos:%"PRId64", i_tail_pos:%"PRId64, i_head_pos, i_tail_pos);
+
+ bool b_found = false;
+ int i_cnt = 0;
+ while( i_head_pos <= i_tail_pos )
+ {
+ int64_t i_pos = i_head_pos + (i_tail_pos - i_head_pos) / 2;
+ if( SeekToPCR( p_demux, i_pos ) )
+ break;
+ p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
+ int64_t i_diff_msec = (p_sys->i_current_pcr - i_target_pcr) * 100 / 9 / 1000;
+ if( i_diff_msec > 500 )
+ {
+ i_tail_pos = i_pos - p_sys->i_packet_size;
+ }
+ else if( i_diff_msec < -500 )
+ {
+ i_head_pos = i_pos + p_sys->i_packet_size;
+ }
+ else
+ {
+ // diff time <= 500msec
+ b_found = true;
+ break;
+ }
+ ++i_cnt;
+ }
+ if( !b_found )
+ {
+ msg_Dbg( p_demux, "Seek():cannot find a time position. i_cnt:%d", i_cnt );
+ stream_Seek( p_demux->s, i_initial_pos );
+ p_sys->i_current_pcr = i_initial_pcr;
+ return VLC_EGENERIC;
+ }
+ else
+ {
+ msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
+ return VLC_SUCCESS;
+ }
+}
+
+static void GetFirstPCR( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ int64_t i_initial_pos = stream_Tell( p_demux->s );
+
+ if( stream_Seek( p_demux->s, 0 ) )
+ return;
+
+ while( vlc_object_alive (p_demux) )
+ {
+ block_t *p_pkt;
+ if( !( p_pkt = ReadTSPacket( p_demux ) ) )
+ {
+ break;
}
+ mtime_t i_pcr = GetPCR( p_pkt );
+ if( i_pcr >= 0 )
+ {
+ p_sys->i_pid_ref_pcr = PIDGet( p_pkt );
+ p_sys->i_first_pcr = i_pcr;
+ p_sys->i_current_pcr = i_pcr;
+ }
+ block_Release( p_pkt );
+ if( p_sys->i_first_pcr >= 0 )
+ break;
}
+ stream_Seek( p_demux->s, i_initial_pos );
}
-static bool GatherPES( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
+static void GetLastPCR( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ int64_t i_initial_pos = stream_Tell( p_demux->s );
+ mtime_t i_initial_pcr = p_sys->i_current_pcr;
+
+ int64_t i_last_pos = stream_Size( p_demux->s ) - p_sys->i_packet_size;
+ int64_t i_pos = i_last_pos - p_sys->i_packet_size * 4500; /* FIXME if the value is not reasonable, please change it. */
+ if( i_pos < 0 )
+ return;
+
+ while( vlc_object_alive( p_demux ) )
+ {
+ if( SeekToPCR( p_demux, i_pos ) )
+ break;
+ p_sys->i_last_pcr = AdjustPCRWrapAround( p_demux, p_sys->i_current_pcr );
+ if( ( i_pos = stream_Tell( p_demux->s ) ) >= i_last_pos )
+ break;
+ }
+ if( p_sys->i_last_pcr >= 0 )
+ {
+ int64_t i_size = stream_Size( p_demux->s );
+ mtime_t i_duration_msec = ( p_sys->i_last_pcr - p_sys->i_first_pcr ) * 100 / 9 / 1000;
+ int64_t i_rate = ( i_size < 0 || i_duration_msec <= 0 ) ? 0 : i_size * 1000 * 8 / i_duration_msec;
+ const int64_t TS_SUPPOSED_MAXRATE = 55 * 1000 * 1000; //FIXME I think it's enough.
+ const int64_t TS_SUPPOSED_MINRATE = 0.5 * 1000 * 1000; //FIXME
+ if( i_rate < TS_SUPPOSED_MINRATE || i_rate > TS_SUPPOSED_MAXRATE )
+ {
+ msg_Dbg( p_demux, "calculated bitrate (%"PRId64"bit/s) is too low or too high. min bitrate (%"PRId64"bit/s) max bitrate (%"PRId64"bit/s)",
+ i_rate, TS_SUPPOSED_MINRATE, TS_SUPPOSED_MAXRATE );
+ p_sys->i_last_pcr = -1;
+ }
+ }
+ stream_Seek( p_demux->s, i_initial_pos );
+ p_sys->i_current_pcr = i_initial_pcr;
+}
+
+static void CheckPCR( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ int64_t i_initial_pos = stream_Tell( p_demux->s );
+ mtime_t i_initial_pcr = p_sys->i_current_pcr;
+
+ int64_t i_size = stream_Size( p_demux->s );
+
+ int i = 0;
+ p_sys->p_pcrs[0] = p_sys->i_first_pcr;
+ p_sys->p_pos[0] = i_initial_pos;
+
+ for( i = 1; i < p_sys->i_pcrs_num && vlc_object_alive( p_demux ); ++i )
+ {
+ int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
+ if( SeekToPCR( p_demux, i_pos ) )
+ break;
+ p_sys->p_pcrs[i] = p_sys->i_current_pcr;
+ p_sys->p_pos[i] = stream_Tell( p_demux->s );
+ if( p_sys->p_pcrs[i-1] > p_sys->p_pcrs[i] )
+ {
+ msg_Dbg( p_demux, "PCR Wrap Around found between %d%% and %d%% (pcr:%"PRId64"(0x%09"PRIx64") pcr:%"PRId64"(0x%09"PRIx64"))",
+ (int)((i-1)*100/p_sys->i_pcrs_num), (int)(i*100/p_sys->i_pcrs_num), p_sys->p_pcrs[i-1], p_sys->p_pcrs[i-1], p_sys->p_pcrs[i], p_sys->p_pcrs[i] );
+ }
+ }
+ if( i < p_sys->i_pcrs_num )
+ {
+ msg_Dbg( p_demux, "Force Seek Per Percent: Seeking failed at %d%%.", (int)(i*100/p_sys->i_pcrs_num) );
+ p_sys->b_force_seek_per_percent = true;
+ }
+
+ stream_Seek( p_demux->s, i_initial_pos );
+ p_sys->i_current_pcr = i_initial_pcr;
+}
+
+static void PCRHandle( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+
+ if( p_sys->i_pmt_es <= 0 )
+ return;
+
+ mtime_t i_pcr = GetPCR( p_bk );
+ if( i_pcr < 0 )
+ return;
+
+ if( p_sys->i_pid_ref_pcr == pid->i_pid )
+ p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
+
+ /* Search program and set the PCR */
+ for( int i = 0; i < p_sys->i_pmt; i++ )
+ for( int i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
+ if( pid->i_pid == p_sys->pmt[i]->psi->prg[i_prg]->i_pid_pcr )
+ {
+ p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
+ es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
+ (int)p_sys->pmt[i]->psi->prg[i_prg]->i_number,
+ (int64_t)(VLC_TS_0 + i_pcr * 100 / 9) );
+ }
+}
+
+static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk )
{
const uint8_t *p = p_bk->p_buffer;
const bool b_unit_start = p[1]&0x40;
{
msg_Dbg( p_demux, "transport_error_indicator set (pid=%d)",
pid->i_pid );
- if( pid->es->p_pes ) //&& pid->es->fmt.i_cat == VIDEO_ES )
- pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
+ if( pid->es->p_data ) //&& pid->es->fmt.i_cat == VIDEO_ES )
+ pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
}
if( p_demux->p_sys->csa )
{
/* discontinuity indicator found in stream */
b_discontinuity = (p[5]&0x80) ? true : false;
- if( b_discontinuity && pid->es->p_pes )
+ if( b_discontinuity && pid->es->p_data )
{
msg_Warn( p_demux, "discontinuity indicator (pid=%d) ",
pid->i_pid );
- /* pid->es->p_pes->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
+ /* pid->es->p_data->i_flags |= BLOCK_FLAG_DISCONTINUITY; */
}
#if 0
if( p[5]&0x40 )
i_cc, ( pid->i_cc + 1 )&0x0f, pid->i_pid );
pid->i_cc = i_cc;
- if( pid->es->p_pes && pid->es->fmt.i_cat != VIDEO_ES )
+ if( pid->es->p_data && pid->es->fmt.i_cat != VIDEO_ES )
{
/* Small video artifacts are usually better than
* dropping full frames */
- pid->es->p_pes->i_flags |= BLOCK_FLAG_CORRUPTED;
+ pid->es->p_data->i_flags |= BLOCK_FLAG_CORRUPTED;
}
}
}
if( b_unit_start )
{
- if( pid->es->p_pes )
+ if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION && p_bk->i_buffer > 0 )
+ {
+ int i_pointer_field = __MIN( p_bk->p_buffer[0], p_bk->i_buffer - 1 );
+ block_t *p = block_Duplicate( p_bk );
+ if( p )
+ {
+ p->i_buffer = i_pointer_field;
+ p->p_buffer++;
+ block_ChainLastAppend( &pid->es->pp_last, p );
+ }
+ p_bk->i_buffer -= 1 + i_pointer_field;
+ p_bk->p_buffer += 1 + i_pointer_field;
+ }
+ if( pid->es->p_data )
{
- ParsePES( p_demux, pid );
+ ParseData( p_demux, pid );
i_ret = true;
}
-
- block_ChainLastAppend( &pid->es->pp_last, p_bk );
- if( p_bk->i_buffer > 6 )
+
+ block_ChainLastAppend( &pid->es->pp_last, p_bk );
+ if( pid->es->data_type == TS_ES_DATA_PES )
+ {
+ if( p_bk->i_buffer > 6 )
+ {
+ pid->es->i_data_size = GetWBE( &p_bk->p_buffer[4] );
+ if( pid->es->i_data_size > 0 )
+ {
+ pid->es->i_data_size += 6;
+ }
+ }
+ }
+ else if( pid->es->data_type == TS_ES_DATA_TABLE_SECTION )
{
- pid->es->i_pes_size = GetWBE( &p_bk->p_buffer[4] );
- if( pid->es->i_pes_size > 0 )
+ if( p_bk->i_buffer > 3 && p_bk->p_buffer[0] != 0xff )
{
- pid->es->i_pes_size += 6;
+ pid->es->i_data_size = 3 + (((p_bk->p_buffer[1] & 0xf) << 8) | p_bk->p_buffer[2]);
}
}
- 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 )
+ pid->es->i_data_gathered += p_bk->i_buffer;
+ if( pid->es->i_data_size > 0 &&
+ pid->es->i_data_gathered >= pid->es->i_data_size )
{
- ParsePES( p_demux, pid );
+ ParseData( p_demux, pid );
i_ret = true;
}
}
else
{
- if( pid->es->p_pes == NULL )
+ if( pid->es->p_data == 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 )
+ pid->es->i_data_gathered += p_bk->i_buffer;
+
+ if( pid->es->i_data_size > 0 &&
+ pid->es->i_data_gathered >= pid->es->i_data_size )
{
- ParsePES( p_demux, pid );
+ ParseData( p_demux, pid );
i_ret = true;
}
}
return i_ret;
}
-static int PIDFillFormat( ts_pid_t *pid, int i_stream_type )
+static void PIDFillFormat( ts_es_t *es, int i_stream_type )
{
- es_format_t *fmt = &pid->es->fmt;
+ es_format_t *fmt = &es->fmt;
switch( i_stream_type )
{
break;
case 0x10: /* MPEG4 (video) */
es_format_Init( fmt, VIDEO_ES, VLC_CODEC_MP4V );
- pid->es->b_gather = true;
break;
case 0x1B: /* H264 <- check transport syntax/needed descriptor */
es_format_Init( fmt, VIDEO_ES, VLC_CODEC_H264 );
break;
+ case 0x42: /* CAVS (Chinese AVS) */
+ es_format_Init( fmt, VIDEO_ES, VLC_CODEC_CAVS );
+ break;
case 0x81: /* A52 (audio) */
es_format_Init( fmt, AUDIO_ES, VLC_CODEC_A52 );
break;
- case 0x82: /* DVD_SPU (sub) */
- es_format_Init( fmt, SPU_ES, VLC_CODEC_SPU );
+ case 0x82: /* SCTE-27 (sub) */
+ es_format_Init( fmt, SPU_ES, VLC_CODEC_SCTE_27 );
+ es->data_type = TS_ES_DATA_TABLE_SECTION;
break;
case 0x83: /* LPCM (audio) */
es_format_Init( fmt, AUDIO_ES, VLC_CODEC_DVD_LPCM );
case 0xa0: /* MSCODEC vlc (video) (fixed later) */
es_format_Init( fmt, UNKNOWN_ES, 0 );
- pid->es->b_gather = true;
break;
case 0x06: /* PES_PRIVATE (fixed later) */
/* PES packets usually contain truncated frames */
fmt->b_packetized = false;
-
- return fmt->i_cat == UNKNOWN_ES ? VLC_EGENERIC : VLC_SUCCESS ;
}
/*****************************************************************************
(*pi_data)--;
i_len = ( i_len << 7 ) + ( i_b&0x7f );
- } while( i_b&0x80 );
+ } while( i_b&0x80 && *pi_data > 0 );
- return( i_len );
+ if (i_len > *pi_data)
+ i_len = *pi_data;
+
+ return i_len;
}
-static int IODGetByte( int *pi_data, uint8_t **pp_data )
+static int IODGetBytes( int *pi_data, uint8_t **pp_data, size_t bytes )
{
- if( *pi_data > 0 )
+ uint32_t res = 0;
+ while( *pi_data > 0 && bytes-- )
{
- const int i_b = **pp_data;
+ res <<= 8;
+ res |= **pp_data;
(*pp_data)++;
(*pi_data)--;
- return( i_b );
}
- return( 0 );
-}
-static int IODGetWord( int *pi_data, uint8_t **pp_data )
-{
- const int i1 = IODGetByte( pi_data, pp_data );
- const int i2 = IODGetByte( pi_data, pp_data );
- return( ( i1 << 8 ) | i2 );
-}
-
-static int IODGet3Bytes( int *pi_data, uint8_t **pp_data )
-{
- const int i1 = IODGetByte( pi_data, pp_data );
- const int i2 = IODGetByte( pi_data, pp_data );
- const int i3 = IODGetByte( pi_data, pp_data );
-
- return( ( i1 << 16 ) | ( i2 << 8) | i3 );
-}
-
-static uint32_t IODGetDWord( int *pi_data, uint8_t **pp_data )
-{
- const uint32_t i1 = IODGetWord( pi_data, pp_data );
- const uint32_t i2 = IODGetWord( pi_data, pp_data );
- return( ( i1 << 16 ) | i2 );
+ return res;
}
static char* IODGetURL( int *pi_data, uint8_t **pp_data )
{
- char *url;
- int i_url_len, i;
-
- i_url_len = IODGetByte( pi_data, pp_data );
- url = malloc( i_url_len + 1 );
- if( !url ) return NULL;
- for( i = 0; i < i_url_len; i++ )
- {
- url[i] = IODGetByte( pi_data, pp_data );
- }
- url[i_url_len] = '\0';
- return( url );
+ int len = IODGetBytes( pi_data, pp_data, 1 );
+ if (len > *pi_data)
+ len = *pi_data;
+ char *url = strndup( (char*)*pp_data, len );
+ *pp_data += len;
+ *pi_data -= len;
+ return url;
}
static iod_descriptor_t *IODNew( int i_data, uint8_t *p_data )
{
- iod_descriptor_t *p_iod;
- int i;
- int i_es_index;
- uint8_t i_flags, i_iod_tag, byte1, byte2, byte3;
- bool b_url;
- int i_iod_length;
+ uint8_t i_iod_tag, i_iod_label, byte1, byte2, byte3;
- p_iod = malloc( sizeof( iod_descriptor_t ) );
- if( !p_iod ) return NULL;
- memset( p_iod, 0, sizeof( iod_descriptor_t ) );
-
-#ifdef TS_DEBUG
- fprintf( stderr, "\n************ IOD ************" );
-#endif
- for( i = 0; i < 255; i++ )
- {
- p_iod->es_descr[i].b_ok = 0;
- }
- i_es_index = 0;
+ iod_descriptor_t *p_iod = calloc( 1, sizeof( iod_descriptor_t ) );
+ if( !p_iod )
+ return NULL;
if( i_data < 3 )
{
return p_iod;
}
- byte1 = IODGetByte( &i_data, &p_data );
- byte2 = IODGetByte( &i_data, &p_data );
- byte3 = IODGetByte( &i_data, &p_data );
+ byte1 = IODGetBytes( &i_data, &p_data, 1 );
+ byte2 = IODGetBytes( &i_data, &p_data, 1 );
+ byte3 = IODGetBytes( &i_data, &p_data, 1 );
if( byte2 == 0x02 ) //old vlc's buggy implementation of the IOD_descriptor
{
- p_iod->i_iod_label_scope = 0x11;
- p_iod->i_iod_label = byte1;
+ i_iod_label = byte1;
i_iod_tag = byte2;
}
else //correct implementation of the IOD_descriptor
{
- p_iod->i_iod_label_scope = byte1;
- p_iod->i_iod_label = byte2;
+ i_iod_label = byte2;
i_iod_tag = byte3;
}
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* iod_label:%d", p_iod->i_iod_label );
- fprintf( stderr, "\n* ===========" );
- fprintf( stderr, "\n* tag:0x%x", i_iod_tag );
-#endif
+
+ ts_debug( "\n* iod label:%d tag:0x%x", i_iod_label, i_iod_tag );
+
if( i_iod_tag != 0x02 )
{
-#ifdef TS_DEBUG
- fprintf( stderr, "\n ERR: tag %02x != 0x02", i_iod_tag );
-#endif
+ ts_debug( "\n ERR: tag %02x != 0x02", i_iod_tag );
return p_iod;
}
- i_iod_length = IODDescriptorLength( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* length:%d", i_iod_length );
-#endif
- if( i_iod_length > i_data )
- {
- i_iod_length = i_data;
- }
+ IODDescriptorLength( &i_data, &p_data );
- p_iod->i_od_id = ( IODGetByte( &i_data, &p_data ) << 2 );
- i_flags = IODGetByte( &i_data, &p_data );
- p_iod->i_od_id |= i_flags >> 6;
- b_url = ( i_flags >> 5 )&0x01;
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* od_id:%d", p_iod->i_od_id );
- fprintf( stderr, "\n* url flag:%d", b_url );
- fprintf( stderr, "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
-#endif
- if( b_url )
+ uint16_t i_od_id = ( IODGetBytes( &i_data, &p_data, 1 ) << 2 );
+ uint8_t i_flags = IODGetBytes( &i_data, &p_data, 1 );
+ i_od_id |= i_flags >> 6;
+ ts_debug( "\n* od_id:%d", i_od_id );
+ ts_debug( "\n* includeInlineProfileLevel flag:%d", ( i_flags >> 4 )&0x01 );
+ if ((i_flags >> 5) & 0x01)
{
p_iod->psz_url = IODGetURL( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* url string:%s", p_iod->psz_url );
- fprintf( stderr, "\n*****************************\n" );
-#endif
+ ts_debug( "\n* url string:%s", p_iod->psz_url );
+ ts_debug( "\n*****************************\n" );
return p_iod;
}
else
p_iod->psz_url = NULL;
}
- p_iod->i_ODProfileLevelIndication = IODGetByte( &i_data, &p_data );
- p_iod->i_sceneProfileLevelIndication = IODGetByte( &i_data, &p_data );
- p_iod->i_audioProfileLevelIndication = IODGetByte( &i_data, &p_data );
- p_iod->i_visualProfileLevelIndication = IODGetByte( &i_data, &p_data );
- p_iod->i_graphicsProfileLevelIndication = IODGetByte( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* ODProfileLevelIndication:%d", p_iod->i_ODProfileLevelIndication );
- fprintf( stderr, "\n* sceneProfileLevelIndication:%d", p_iod->i_sceneProfileLevelIndication );
- fprintf( stderr, "\n* audioProfileLevelIndication:%d", p_iod->i_audioProfileLevelIndication );
- fprintf( stderr, "\n* visualProfileLevelIndication:%d", p_iod->i_visualProfileLevelIndication );
- fprintf( stderr, "\n* graphicsProfileLevelIndication:%d", p_iod->i_graphicsProfileLevelIndication );
-#endif
-
- while( i_data > 0 && i_es_index < 255)
+ /* Profile Level Indication */
+ IODGetBytes( &i_data, &p_data, 1 ); /* OD */
+ IODGetBytes( &i_data, &p_data, 1 ); /* scene */
+ IODGetBytes( &i_data, &p_data, 1 ); /* audio */
+ IODGetBytes( &i_data, &p_data, 1 ); /* visual */
+ IODGetBytes( &i_data, &p_data, 1 ); /* graphics */
+
+ int i_length = 0;
+ int i_data_sav = i_data;
+ uint8_t *p_data_sav = p_data;
+ for (int i = 0; i_data > 0 && i < 255; i++)
{
- int i_tag, i_length;
- int i_data_sav;
- uint8_t *p_data_sav;
+ es_mpeg4_descriptor_t *es_descr = &p_iod->es_descr[i];
+
+ p_data = p_data_sav + i_length;
+ i_data = i_data_sav - i_length;
- i_tag = IODGetByte( &i_data, &p_data );
+ int i_tag = IODGetBytes( &i_data, &p_data, 1 );
i_length = IODDescriptorLength( &i_data, &p_data );
i_data_sav = i_data;
i_data = i_length;
- switch( i_tag )
+ if ( i_tag != 0x03 )
{
- case 0x03:
- {
-#define es_descr p_iod->es_descr[i_es_index]
- int i_decoderConfigDescr_length;
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* - ES_Descriptor length:%d", i_length );
-#endif
- es_descr.b_ok = 1;
-
- es_descr.i_es_id = IODGetWord( &i_data, &p_data );
- i_flags = IODGetByte( &i_data, &p_data );
- es_descr.b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
- b_url = ( i_flags >> 6 )&0x01;
- es_descr.b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
- es_descr.i_streamPriority = i_flags & 0x1f;
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* * streamDependenceFlag:%d", es_descr.b_streamDependenceFlag );
- fprintf( stderr, "\n* * OCRStreamFlag:%d", es_descr.b_OCRStreamFlag );
- fprintf( stderr, "\n* * streamPriority:%d", es_descr.i_streamPriority );
-#endif
- if( es_descr.b_streamDependenceFlag )
- {
- es_descr.i_dependOn_es_id = IODGetWord( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* * dependOn_es_id:%d", es_descr.i_dependOn_es_id );
-#endif
- }
+ ts_debug( "\n* - OD tag:0x%x Unsupported", i_tag );
+ continue;
+ }
- if( b_url )
- {
- es_descr.psz_url = IODGetURL( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* url string:%s", es_descr.psz_url );
-#endif
- }
- else
- {
- es_descr.psz_url = NULL;
- }
+ es_descr->i_es_id = IODGetBytes( &i_data, &p_data, 2 );
+ int i_flags = IODGetBytes( &i_data, &p_data, 1 );
+ bool b_streamDependenceFlag = ( i_flags >> 7 )&0x01;
+ if( b_streamDependenceFlag )
+ IODGetBytes( &i_data, &p_data, 2 ); /* dependOn_es_id */
- if( es_descr.b_OCRStreamFlag )
- {
- es_descr.i_OCR_es_id = IODGetWord( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* * OCR_es_id:%d", es_descr.i_OCR_es_id );
-#endif
- }
+ if( (i_flags >> 6) & 0x01 )
+ es_descr->psz_url = IODGetURL( &i_data, &p_data );
- if( IODGetByte( &i_data, &p_data ) != 0x04 )
- {
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* ERR missing DecoderConfigDescr" );
-#endif
- es_descr.b_ok = 0;
- break;
- }
- i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* - DecoderConfigDesc length:%d", i_decoderConfigDescr_length );
-#endif
-#define dec_descr es_descr.dec_descr
- dec_descr.i_objectTypeIndication = IODGetByte( &i_data, &p_data );
- i_flags = IODGetByte( &i_data, &p_data );
- dec_descr.i_streamType = i_flags >> 2;
- dec_descr.b_upStream = ( i_flags >> 1 )&0x01;
- dec_descr.i_bufferSizeDB = IODGet3Bytes( &i_data, &p_data );
- dec_descr.i_maxBitrate = IODGetDWord( &i_data, &p_data );
- dec_descr.i_avgBitrate = IODGetDWord( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* * objectTypeIndication:0x%x", dec_descr.i_objectTypeIndication );
- fprintf( stderr, "\n* * streamType:0x%x", dec_descr.i_streamType );
- fprintf( stderr, "\n* * upStream:%d", dec_descr.b_upStream );
- fprintf( stderr, "\n* * bufferSizeDB:%d", dec_descr.i_bufferSizeDB );
- fprintf( stderr, "\n* * maxBitrate:%d", dec_descr.i_maxBitrate );
- fprintf( stderr, "\n* * avgBitrate:%d", dec_descr.i_avgBitrate );
-#endif
- if( i_decoderConfigDescr_length > 13 && IODGetByte( &i_data, &p_data ) == 0x05 )
- {
- int i;
- dec_descr.i_decoder_specific_info_len =
- IODDescriptorLength( &i_data, &p_data );
- if( dec_descr.i_decoder_specific_info_len > 0 )
- {
- dec_descr.p_decoder_specific_info =
- malloc( dec_descr.i_decoder_specific_info_len );
- }
- for( i = 0; i < dec_descr.i_decoder_specific_info_len; i++ )
- {
- dec_descr.p_decoder_specific_info[i] = IODGetByte( &i_data, &p_data );
- }
- }
- else
- {
- dec_descr.i_decoder_specific_info_len = 0;
- dec_descr.p_decoder_specific_info = NULL;
- }
- }
-#undef dec_descr
-#define sl_descr es_descr.sl_descr
- {
- int i_SLConfigDescr_length;
- int i_predefined;
+ bool b_OCRStreamFlag = ( i_flags >> 5 )&0x01;
+ if( b_OCRStreamFlag )
+ IODGetBytes( &i_data, &p_data, 2 ); /* OCR_es_id */
- if( IODGetByte( &i_data, &p_data ) != 0x06 )
- {
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* ERR missing SLConfigDescr" );
-#endif
- es_descr.b_ok = 0;
- break;
- }
- i_SLConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* - SLConfigDescr length:%d", i_SLConfigDescr_length );
-#endif
- i_predefined = IODGetByte( &i_data, &p_data );
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* * i_predefined:0x%x", i_predefined );
-#endif
- switch( i_predefined )
- {
- case 0x01:
- {
- sl_descr.b_useAccessUnitStartFlag = 0;
- sl_descr.b_useAccessUnitEndFlag = 0;
- sl_descr.b_useRandomAccessPointFlag = 0;
- //sl_descr.b_useRandomAccessUnitsOnlyFlag = 0;
- sl_descr.b_usePaddingFlag = 0;
- sl_descr.b_useTimeStampsFlags = 0;
- sl_descr.b_useIdleFlag = 0;
- sl_descr.b_durationFlag = 0; // FIXME FIXME
- sl_descr.i_timeStampResolution = 1000;
- sl_descr.i_OCRResolution = 0; // FIXME FIXME
- sl_descr.i_timeStampLength = 32;
- sl_descr.i_OCRLength = 0; // FIXME FIXME
- sl_descr.i_AU_Length = 0;
- sl_descr.i_instantBitrateLength= 0; // FIXME FIXME
- sl_descr.i_degradationPriorityLength= 0;
- sl_descr.i_AU_seqNumLength = 0;
- sl_descr.i_packetSeqNumLength = 0;
- if( sl_descr.b_durationFlag )
- {
- sl_descr.i_timeScale = 0; // FIXME FIXME
- sl_descr.i_accessUnitDuration = 0; // FIXME FIXME
- sl_descr.i_compositionUnitDuration= 0; // FIXME FIXME
- }
- if( !sl_descr.b_useTimeStampsFlags )
- {
- sl_descr.i_startDecodingTimeStamp = 0; // FIXME FIXME
- sl_descr.i_startCompositionTimeStamp= 0; // FIXME FIXME
- }
- }
- break;
- default:
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* ERR unsupported SLConfigDescr predefined" );
-#endif
- es_descr.b_ok = 0;
- break;
- }
+ if( IODGetBytes( &i_data, &p_data, 1 ) != 0x04 )
+ {
+ ts_debug( "\n* ERR missing DecoderConfigDescr" );
+ continue;
+ }
+ decoder_config_descriptor_t *dec_descr = &es_descr->dec_descr;
+ dec_descr->i_objectTypeIndication = IODGetBytes( &i_data, &p_data, 1 );
+ i_flags = IODGetBytes( &i_data, &p_data, 1 );
+ dec_descr->i_streamType = i_flags >> 2;
+
+ IODGetBytes( &i_data, &p_data, 3); /* bufferSizeDB */
+ IODGetBytes( &i_data, &p_data, 4); /* maxBitrate */
+ IODGetBytes( &i_data, &p_data, 4 ); /* avgBitrate */
+
+ int i_decoderConfigDescr_length = IODDescriptorLength( &i_data, &p_data );
+ if( i_decoderConfigDescr_length > 13 && IODGetBytes( &i_data, &p_data, 1 ) == 0x05 )
+ {
+ dec_descr->i_extra = IODDescriptorLength( &i_data, &p_data );
+ if( dec_descr->i_extra > 0 )
+ {
+ dec_descr->p_extra = xmalloc( dec_descr->i_extra );
+ memcpy(dec_descr->p_extra, p_data, dec_descr->i_extra);
+ p_data += dec_descr->i_extra;
+ i_data -= dec_descr->i_extra;
}
- break;
-#undef sl_descr
-#undef es_descr
+ }
+ else
+ {
+ dec_descr->i_extra = 0;
+ dec_descr->p_extra = NULL;
+ }
+
+ if( IODGetBytes( &i_data, &p_data, 1 ) != 0x06 )
+ {
+ ts_debug( "\n* ERR missing SLConfigDescr" );
+ continue;
+ }
+ IODDescriptorLength( &i_data, &p_data ); /* SLConfigDescr_length */
+ switch( IODGetBytes( &i_data, &p_data, 1 ) /* predefined */ )
+ {
default:
-#ifdef TS_DEBUG
- fprintf( stderr, "\n* - OD tag:0x%x length:%d (Unsupported)", i_tag, i_length );
-#endif
+ ts_debug( "\n* ERR unsupported SLConfigDescr predefined" );
+ case 0x01:
+ // FIXME
break;
}
-
- p_data = p_data_sav + i_length;
- i_data = i_data_sav - i_length;
- i_es_index++;
+ es_descr->b_ok = true;
}
-#ifdef TS_DEBUG
- fprintf( stderr, "\n*****************************\n" );
-#endif
+
return p_iod;
}
static void IODFree( iod_descriptor_t *p_iod )
{
- int i;
-
if( p_iod->psz_url )
{
free( p_iod->psz_url );
- p_iod->psz_url = NULL;
free( p_iod );
return;
}
- for( i = 0; i < 255; i++ )
+ for( int i = 0; i < 255; i++ )
{
#define es_descr p_iod->es_descr[i]
if( es_descr.b_ok )
{
if( es_descr.psz_url )
- {
free( es_descr.psz_url );
- es_descr.psz_url = NULL;
- }
else
- {
- free( es_descr.dec_descr.p_decoder_specific_info );
- es_descr.dec_descr.p_decoder_specific_info = NULL;
- es_descr.dec_descr.i_decoder_specific_info_len = 0;
- }
+ free( es_descr.dec_descr.p_extra );
}
- es_descr.b_ok = 0;
#undef es_descr
}
free( p_iod );
size_t i_length,
bool b_broken )
{
+ /* Deal with no longer broken providers (no switch byte
+ but sending ISO_8859-1 instead of ISO_6937) without
+ removing them from the broken providers table
+ (keep the entry for correctly handling recorded TS).
+ */
+ b_broken = b_broken && i_length && *psz_instring > 0x20;
+
if( b_broken )
return FromCharset( "ISO_8859-1", psz_instring, i_length );
return vlc_from_EIT( psz_instring, i_length );
{
static const int pn_day[12+1] = { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 };
int64_t i_day;
- int i;
if( i_year < 70 ||
i_month < 0 || i_month > 11 || i_mday < 1 || i_mday > 31 ||
/* Count the number of days */
i_day = 365 * (i_year-70) + pn_day[i_month] + i_mday - 1;
#define LEAP(y) ( ((y)%4) == 0 && (((y)%100) != 0 || ((y)%400) == 0) ? 1 : 0)
- for( i = 70; i < i_year; i++ )
+ for( int i = 70; i < i_year; i++ )
i_day += LEAP(1900+i);
if( i_month > 1 )
i_day += LEAP(1900+i_year);
}
#undef CVT_FROM_BCD
-#ifdef TS_USE_TDT
static void TDTCallBack( demux_t *p_demux, dvbpsi_tot_t *p_tdt )
{
demux_sys_t *p_sys = p_demux->p_sys;
- mdate();
dvbpsi_DeleteTOT(p_tdt);
}
-#endif
static void EITCallBack( demux_t *p_demux,
(dvbpsi_eit_callback)EITCallBackSchedule;
dvbpsi_AttachEIT( h, i_table_id, i_extension, cb, p_demux );
}
-#ifdef TS_USE_TDT
else if( p_demux->p_sys->pid[0x11].psi->i_sdt_version != -1 &&
i_table_id == 0x70 ) /* TDT */
{
dvbpsi_AttachTOT( h, i_table_id, i_extension,
(dvbpsi_tot_callback)TDTCallBack, p_demux);
}
-#endif
-
}
/*****************************************************************************
{
iod_descriptor_t *iod = prg->iod;
- if( iod->es_descr[i].b_ok &&
- iod->es_descr[i].i_es_id == i_es_id )
+ if( iod->es_descr[i].b_ok && iod->es_descr[i].i_es_id == i_es_id )
{
pid->es->p_mpeg4desc = &iod->es_descr[i];
break;
if( p_fmt->i_cat != UNKNOWN_ES )
{
- p_fmt->i_extra = dcd->i_decoder_specific_info_len;
+ p_fmt->i_extra = dcd->i_extra;
if( p_fmt->i_extra > 0 )
{
p_fmt->p_extra = malloc( p_fmt->i_extra );
if( p_fmt->p_extra )
- memcpy( p_fmt->p_extra,
- dcd->p_decoder_specific_info,
- p_fmt->i_extra );
+ memcpy( p_fmt->p_extra, dcd->p_extra, p_fmt->i_extra );
else
p_fmt->i_extra = 0;
}
}
#endif
-#ifdef _DVBPSI_DR_59_H_
dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
if( p_dr )
{
memcpy( p_dst->p_iso639, p_src->i_iso6392_language_code, 3 );
}
}
-#endif
/* */
es_format_Init( p_fmt, SPU_ES, VLC_CODEC_TELETEXT );
p_es->fmt.psz_description = NULL;
p_es->id = NULL;
- p_es->p_pes = NULL;
- p_es->i_pes_size = 0;
- p_es->i_pes_gathered = 0;
- p_es->pp_last = &p_es->p_pes;
+ p_es->p_data = NULL;
+ p_es->i_data_size = 0;
+ p_es->i_data_gathered = 0;
+ p_es->pp_last = &p_es->p_data;
+ p_es->data_type = TS_ES_DATA_PES;
p_es->p_mpeg4desc = NULL;
- p_es->b_gather = false;
TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
}
dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
int i_page = 0;
-#ifdef _DVBPSI_DR_59_H_
dvbpsi_subtitling_dr_t *p_sub = dvbpsi_DecodeSubtitlingDr( p_dr );
for( int i = 0; p_sub && i < p_sub->i_subtitles_number; i++ )
{
( i_type >= 0x20 && i_type <= 0x24 ) )
i_page++;
}
-#endif
if( !p_demux->p_sys->b_split_es || i_page <= 0 )
{
}
else
{
-#ifdef _DVBPSI_DR_59_H_
for( int i = 0; i < p_sub->i_subtitles_number; i++ )
{
ts_es_t *p_es;
p_es->fmt.psz_description = NULL;
p_es->id = NULL;
- p_es->p_pes = NULL;
- p_es->i_pes_size = 0;
- p_es->i_pes_gathered = 0;
- p_es->pp_last = &p_es->p_pes;
+ p_es->p_data = NULL;
+ p_es->i_data_size = 0;
+ p_es->i_data_gathered = 0;
+ p_es->pp_last = &p_es->p_data;
+ p_es->data_type = TS_ES_DATA_PES;
p_es->p_mpeg4desc = NULL;
- p_es->b_gather = false;
TAB_APPEND( pid->i_extra_es, pid->extra_es, p_es );
}
p_es->fmt.subs.dvb.i_id = ( p->i_composition_page_id << 0 ) |
( p->i_ancillary_page_id << 16 );
}
-#endif
}
}
static void PMTSetupEs0x06( demux_t *p_demux, ts_pid_t *pid,
/* Subtitle/Teletext/VBI fallbacks */
dvbpsi_descriptor_t *p_dr = PMTEsFindDescriptor( p_es, 0x59 );
-#ifdef _DVBPSI_DR_59_H_
dvbpsi_subtitling_dr_t *p_sub;
if( p_dr && ( p_sub = dvbpsi_DecodeSubtitlingDr( p_dr ) ) )
{
}
}
}
-#else
- if( p_fmt->i_cat == UNKNOWN_ES && p_dr )
- PMTSetupEsDvbSubtitle( p_demux, pid, p_es );
-#endif
+
if( p_fmt->i_cat == UNKNOWN_ES &&
( PMTEsFindDescriptor( p_es, 0x45 ) || /* VBI Data descriptor */
PMTEsFindDescriptor( p_es, 0x46 ) || /* VBI Teletext descriptor */
}
}
-#ifdef _DVBPSI_DR_52_H_
/* FIXME is it useful ? */
if( PMTEsFindDescriptor( p_es, 0x52 ) )
{
msg_Dbg( p_demux, " * Stream Component Identifier: %d", p_si->i_component_tag );
}
-#endif
}
static void PMTSetupEs0xEA( demux_t *p_demux, ts_pid_t *pid,
p_fmt->b_packetized = true;
}
-static void PMTSetupEsHDMV( demux_t *p_demux, ts_pid_t *pid,
- const dvbpsi_pmt_es_t *p_es )
+static void PMTSetupEsHDMV( ts_pid_t *pid, const dvbpsi_pmt_es_t *p_es )
{
- VLC_UNUSED(p_demux);
es_format_t *p_fmt = &pid->es->fmt;
/* Blu-Ray mapping */
{
p_fmt->i_cat = p_regs[i].i_cat;
p_fmt->i_codec = p_regs[i].i_codec;
- break;
+ return;
}
}
}
+static char *GetAudioTypeDesc(demux_t *p_demux, int type)
+{
+ static const char *audio_type[] = {
+ NULL,
+ N_("clean effects"),
+ N_("hearing impaired"),
+ N_("visual impaired commentary"),
+ };
+
+ if (type < 0 || type > 3)
+ msg_Dbg( p_demux, "unknown audio type: %d", type);
+ else if (type > 0)
+ return strdup(audio_type[type]);
+
+ return NULL;
+}
static void PMTParseEsIso639( demux_t *p_demux, ts_pid_t *pid,
const dvbpsi_pmt_es_t *p_es )
{
pid->es->fmt.psz_language = malloc( 4 );
if( pid->es->fmt.psz_language )
{
- memcpy( pid->es->fmt.psz_language,
- p_decoded->code[0].iso_639_code, 3 );
+ memcpy( pid->es->fmt.psz_language, p_decoded->code[0].iso_639_code, 3 );
pid->es->fmt.psz_language[3] = 0;
msg_Dbg( p_demux, "found language: %s", pid->es->fmt.psz_language);
}
- switch( p_decoded->code[0].i_audio_type )
- {
- case 0:
+ int type = p_decoded->code[0].i_audio_type;
+ pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
+ if (type == 0)
pid->es->fmt.i_priority = 1; // prioritize normal audio tracks
- pid->es->fmt.psz_description = NULL;
- break;
- case 1:
- pid->es->fmt.psz_description =
- strdup(_("clean effects"));
- break;
- case 2:
- pid->es->fmt.psz_description =
- strdup(_("hearing impaired"));
- break;
- case 3:
- pid->es->fmt.psz_description =
- strdup(_("visual impaired commentary"));
- break;
- default:
- msg_Dbg( p_demux, "unknown audio type: %d",
- p_decoded->code[0].i_audio_type);
- pid->es->fmt.psz_description = NULL;
- break;
- }
+
pid->es->fmt.i_extra_languages = p_decoded->i_code_count-1;
if( pid->es->fmt.i_extra_languages > 0 )
pid->es->fmt.p_extra_languages =
{
for( int i = 0; i < pid->es->fmt.i_extra_languages; i++ )
{
- msg_Dbg( p_demux, "bang" );
- pid->es->fmt.p_extra_languages[i].psz_language =
- malloc(4);
+ pid->es->fmt.p_extra_languages[i].psz_language = malloc(4);
if( pid->es->fmt.p_extra_languages[i].psz_language )
{
memcpy( pid->es->fmt.p_extra_languages[i].psz_language,
p_decoded->code[i+1].iso_639_code, 3 );
pid->es->fmt.p_extra_languages[i].psz_language[3] = '\0';
}
- switch( p_decoded->code[i].i_audio_type )
- {
- case 0:
- pid->es->fmt.p_extra_languages[i].psz_description =
- NULL;
- break;
- case 1:
- pid->es->fmt.p_extra_languages[i].psz_description =
- strdup(_("clean effects"));
- break;
- case 2:
- pid->es->fmt.p_extra_languages[i].psz_description =
- strdup(_("hearing impaired"));
- break;
- case 3:
- pid->es->fmt.p_extra_languages[i].psz_description =
- strdup(_("visual impaired commentary"));
- break;
- default:
- msg_Dbg( p_demux, "unknown audio type: %d",
- p_decoded->code[i].i_audio_type);
- pid->es->fmt.psz_description = NULL;
- break;
- }
-
+ int type = p_decoded->code[i].i_audio_type;
+ pid->es->fmt.psz_description = GetAudioTypeDesc(p_demux, type);
}
}
#else
#endif
}
-static void PMTCallBack( demux_t *p_demux, dvbpsi_pmt_t *p_pmt )
+static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
{
- demux_sys_t *p_sys = p_demux->p_sys;
- dvbpsi_descriptor_t *p_dr;
- dvbpsi_pmt_es_t *p_es;
-
- ts_pid_t *pmt = NULL;
- ts_prg_psi_t *prg = NULL;
+ demux_t *p_demux = data;
+ demux_sys_t *p_sys = p_demux->p_sys;
- ts_pid_t **pp_clean = NULL;
- int i_clean = 0;
- bool b_hdmv = false;
+ ts_pid_t *pmt = NULL;
+ ts_prg_psi_t *prg;
msg_Dbg( p_demux, "PMTCallBack called" );
/* First find this PMT declared in PAT */
- for( int i = 0; i < p_sys->i_pmt; i++ )
- {
- int i_prg;
- for( i_prg = 0; i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
+ for( int i = 0; !pmt && i < p_sys->i_pmt; i++ )
+ for( int i_prg = 0; !pmt && i_prg < p_sys->pmt[i]->psi->i_prg; i_prg++ )
{
const int i_pmt_number = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
- if( i_pmt_number != TS_USER_PMT_NUMBER && i_pmt_number == p_pmt->i_program_number )
+ if( i_pmt_number != TS_USER_PMT_NUMBER &&
+ i_pmt_number == p_pmt->i_program_number )
{
pmt = p_sys->pmt[i];
prg = p_sys->pmt[i]->psi->prg[i_prg];
- break;
}
}
- if( pmt )
- break;
- }
if( pmt == NULL )
{
return;
}
+
if( prg->i_version != -1 &&
( !p_pmt->b_current_next || prg->i_version == p_pmt->i_version ) )
{
return;
}
+ ts_pid_t **pp_clean = NULL;
+ int i_clean = 0;
/* Clean this program (remove all es) */
for( int i = 0; i < 8192; i++ )
{
ValidateDVBMeta( p_demux, prg->i_pid_pcr );
if( ProgramIsSelected( p_demux, prg->i_number ) )
- {
- /* Set demux filter */
- SetPIDFilter( p_demux, prg->i_pid_pcr, true );
- }
+ SetPIDFilter( p_demux, prg->i_pid_pcr, true ); /* Set demux filter */
/* Parse descriptor */
+ bool b_hdmv = false;
+ dvbpsi_descriptor_t *p_dr;
for( p_dr = p_pmt->p_first_descriptor; p_dr != NULL; p_dr = p_dr->p_next )
- {
- if( p_dr->i_tag == 0x1d )
+ switch(p_dr->i_tag)
{
- /* We have found an IOD descriptor */
+ case 0x1d: /* We have found an IOD descriptor */
msg_Dbg( p_demux, " * descriptor : IOD (0x1d)" );
-
prg->iod = IODNew( p_dr->i_length, p_dr->p_data );
- }
- else if( p_dr->i_tag == 0x9 )
- {
- uint16_t i_sysid = ((uint16_t)p_dr->p_data[0] << 8)
- | p_dr->p_data[1];
- msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x", i_sysid );
- }
- else if( p_dr->i_tag == 0x05 )
- {
- /* Registration Descriptor */
+ break;
+
+ case 0x9:
+ msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
+ (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
+ break;
+
+ case 0x5: /* Registration Descriptor */
if( p_dr->i_length != 4 )
{
msg_Warn( p_demux, "invalid Registration Descriptor" );
{
msg_Dbg( p_demux, " * descriptor : registration %4.4s", p_dr->p_data );
if( !memcmp( p_dr->p_data, "HDMV", 4 ) )
- {
- /* Blu-Ray */
- b_hdmv = true;
- }
+ b_hdmv = true; /* Blu-Ray */
}
- }
- else
- {
+ break;
+
+ default:
msg_Dbg( p_demux, " * descriptor : unknown (0x%x)", p_dr->i_tag );
}
- }
+ dvbpsi_pmt_es_t *p_es;
for( p_es = p_pmt->p_first_es; p_es != NULL; p_es = p_es->p_next )
{
ts_pid_t tmp_pid, *old_pid = 0, *pid = &tmp_pid;
}
PIDInit( pid, false, pmt->psi );
- PIDFillFormat( pid, p_es->i_type );
+ PIDFillFormat( pid->es, p_es->i_type );
pid->i_owner_number = prg->i_number;
pid->i_pid = p_es->i_pid;
pid->b_seen = p_sys->pid[p_es->i_pid].b_seen;
}
else if( b_hdmv )
{
- PMTSetupEsHDMV( p_demux, pid, p_es );
+ PMTSetupEsHDMV( pid, p_es );
}
else if( p_es->i_type >= 0x80 )
{
p_dr = PMTEsFindDescriptor( p_es, 0x09 );
if( p_dr && p_dr->i_length >= 2 )
{
- uint16_t i_sysid = (p_dr->p_data[0] << 8) | p_dr->p_data[1];
msg_Dbg( p_demux, " * descriptor : CA (0x9) SysID 0x%x",
- i_sysid );
+ (p_dr->p_data[0] << 8) | p_dr->p_data[1] );
}
if( ProgramIsSelected( p_demux, prg->i_number ) &&
( pid->es->id != NULL || p_sys->b_udp_out ) )
- {
- /* Set demux filter */
- SetPIDFilter( p_demux, p_es->i_pid, true );
- }
+ SetPIDFilter( p_demux, p_es->i_pid, true ); /* Set demux filter */
}
/* Set CAM descrambling */
for( int i = 0; i < i_clean; i++ )
{
if( ProgramIsSelected( p_demux, prg->i_number ) )
- {
SetPIDFilter( p_demux, pp_clean[i]->i_pid, false );
- }
PIDClean( p_demux, pp_clean[i] );
}
free( pp_clean );
}
-static void PATCallBack( demux_t *p_demux, dvbpsi_pat_t *p_pat )
+static void PATCallBack( void *data, dvbpsi_pat_t *p_pat )
{
+ demux_t *p_demux = data;
demux_sys_t *p_sys = p_demux->p_sys;
dvbpsi_pat_program_t *p_program;
ts_pid_t *pat = &p_sys->pid[0];
ts_pid_t *pmt = p_sys->pmt[i];
bool b_keep = false;
- for( p_program = p_pat->p_first_program; p_program != NULL;
+ for( p_program = p_pat->p_first_program; !b_keep && p_program;
p_program = p_program->p_next )
{
- if( p_program->i_pid == pmt->i_pid )
- {
- for( int i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
- {
- if( p_program->i_number ==
- pmt->psi->prg[i_prg]->i_number )
- {
- b_keep = true;
- break;
- }
- }
- if( b_keep )
- break;
- }
- }
+ if( p_program->i_pid != pmt->i_pid )
+ continue;
- if( !b_keep )
- {
- TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
+ for( int i_prg = 0; !b_keep && i_prg < pmt->psi->i_prg; i_prg++ )
+ if( p_program->i_number == pmt->psi->prg[i_prg]->i_number )
+ b_keep = true;
}
+
+ if( b_keep )
+ continue;
+
+ TAB_APPEND( i_pmt_rm, pmt_rm, pmt );
}
/* Delete all ES attached to thoses PMT */
/* Delete PMT pid */
for( int i = 0; i < i_pmt_rm; i++ )
{
- SetPIDFilter( p_demux, pmt_rm[i]->i_pid, false );
+ ts_pid_t *pid = pmt_rm[i];
+ SetPIDFilter( p_demux, pid->i_pid, false );
- for( int i_prg = 0; i_prg < pmt_rm[i]->psi->i_prg; i_prg++ )
+ for( int i_prg = 0; i_prg < pid->psi->i_prg; i_prg++ )
{
- const int i_number = pmt_rm[i]->psi->prg[i_prg]->i_number;
+ const int i_number = pid->psi->prg[i_prg]->i_number;
es_out_Control( p_demux->out, ES_OUT_DEL_GROUP, i_number );
}
- PIDClean( p_demux, &p_sys->pid[pmt_rm[i]->i_pid] );
- TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pmt_rm[i] );
+ PIDClean( p_demux, &p_sys->pid[pid->i_pid] );
+ TAB_REMOVE( p_sys->i_pmt, p_sys->pmt, pid );
}
free( pmt_rm );
{
msg_Dbg( p_demux, " * number=%d pid=%d", p_program->i_number,
p_program->i_pid );
- if( p_program->i_number != 0 )
+ if( p_program->i_number == 0 )
+ continue;
+
+ ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
+
+ ValidateDVBMeta( p_demux, p_program->i_pid );
+
+ if( pmt->b_valid )
{
- ts_pid_t *pmt = &p_sys->pid[p_program->i_pid];
bool b_add = true;
+ for( int i_prg = 0; b_add && i_prg < pmt->psi->i_prg; i_prg++ )
+ if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
+ b_add = false;
- ValidateDVBMeta( p_demux, p_program->i_pid );
+ if( !b_add )
+ continue;
+ }
+ else
+ {
+ TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
+ }
- if( pmt->b_valid )
- {
- int i_prg;
- for( i_prg = 0; i_prg < pmt->psi->i_prg; i_prg++ )
- {
- if( pmt->psi->prg[i_prg]->i_number == p_program->i_number )
- {
- b_add = false;
- break;
- }
- }
- }
- else
- {
- TAB_APPEND( p_sys->i_pmt, p_sys->pmt, pmt );
- }
+ PIDInit( pmt, true, pat->psi );
+ ts_prg_psi_t *prg = pmt->psi->prg[pmt->psi->i_prg-1];
+ prg->handle = dvbpsi_AttachPMT(p_program->i_number, PMTCallBack, p_demux);
+ prg->i_number = p_program->i_number;
+ prg->i_pid_pmt = p_program->i_pid;
- if( b_add )
- {
- PIDInit( pmt, true, pat->psi );
- pmt->psi->prg[pmt->psi->i_prg-1]->handle =
- dvbpsi_AttachPMT( p_program->i_number,
- (dvbpsi_pmt_callback)PMTCallBack,
- p_demux );
- pmt->psi->prg[pmt->psi->i_prg-1]->i_number =
- p_program->i_number;
- pmt->psi->prg[pmt->psi->i_prg-1]->i_pid_pmt =
- p_program->i_pid;
-
- /* Now select PID at access level */
- if( ProgramIsSelected( p_demux, p_program->i_number ) )
- {
- if( p_sys->i_current_program == 0 )
- p_sys->i_current_program = p_program->i_number;
+ /* Now select PID at access level */
+ if( ProgramIsSelected( p_demux, p_program->i_number ) )
+ {
+ if( p_sys->i_current_program == 0 )
+ p_sys->i_current_program = p_program->i_number;
- if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
- p_sys->b_access_control = false;
- }
- }
+ if( SetPIDFilter( p_demux, p_program->i_pid, true ) )
+ p_sys->b_access_control = false;
}
}
pat->psi->i_pat_version = p_pat->i_version;
projects / vlc / blobdiff