# include <dvbpsi/tot.h>
#include "../mux/mpeg/dvbpsi_compat.h"
+#include "../mux/mpeg/streams.h"
+#include "../mux/mpeg/tsutil.h"
+#include "../mux/mpeg/tables.h"
#include "../codec/opus_header.h"
ts_es_t **extra_es;
int i_extra_es;
+ struct
+ {
+ vlc_fourcc_t i_fourcc;
+ int i_type;
+ bool b_haspcr;
+ } probed;
} ts_pid_t;
+typedef struct
+{
+ int i_service;
+} vdr_info_t;
+
+#define MIN_ES_PID 4 /* Should be 32.. broken muxers */
+#define MAX_ES_PID 8190
+
struct demux_sys_t
{
stream_t *stream;
int i_pmt;
ts_pid_t **pmt;
int i_pmt_es;
+ bool b_delay_es_creation;
/* */
bool b_es_id_pid;
bool b_split_es;
bool b_trust_pcr;
+ bool b_disable_pcr;
/* */
bool b_access_control;
int i_current_program;
vlc_list_t programs_list;
+ struct
+ {
+ /* broken PCR handling */
+ bool b_program_pcr_seen;
+ mtime_t i_first_dts;
+ } pcrfix;
+
+ struct
+ {
+ mtime_t i_first_dts; /* first dts encountered for the stream */
+ int i_timesourcepid; /* which pid we saved the dts from */
+ bool b_pat_deadline; /* set if we haven't seen PAT within 140ms */
+ } patfix;
+
+ vdr_info_t vdr;
+
/* */
bool b_start_record;
};
}
static bool GatherData( demux_t *p_demux, ts_pid_t *pid, block_t *p_bk );
+static void AddAndCreateES( demux_t *p_demux, ts_pid_t *pid );
static block_t* ReadTSPacket( demux_t *p_demux );
static int Seek( demux_t *p_demux, double f_percent );
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 void PCRFixHandle( demux_t *, block_t * );
+static mtime_t AdjustPTSWrapAround( demux_t *, mtime_t );
static void IODFree( iod_descriptor_t * );
#define TS_PACKET_SIZE_204 204
#define TS_PACKET_SIZE_MAX 204
-static int DetectPacketSize( demux_t *p_demux, int *pi_header_size )
+static int DetectPacketSize( demux_t *p_demux, int *pi_header_size, int i_offset )
{
const uint8_t *p_peek;
+
if( stream_Peek( p_demux->s,
- &p_peek, TS_PACKET_SIZE_MAX ) < TS_PACKET_SIZE_MAX )
+ &p_peek, i_offset + TS_PACKET_SIZE_MAX ) < i_offset + TS_PACKET_SIZE_MAX )
return -1;
- *pi_header_size = 0;
-
- if( memcmp( p_peek, "TFrc", 4 ) == 0 )
- {
-#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 = xmalloc(25);
- char *psz_event_name;
- char *psz_event_text = xmalloc(130);
- char *psz_ext_text = xmalloc(1025);
-
- // 2 bytes version Uimsbf (4,5)
- // 2 bytes reserved (6,7)
- // 2 bytes duration in minutes Uimsbf (8,9(
- i_duration = (int) (p_peek[8] << 8) | p_peek[9];
- msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
- // 2 bytes service number in channel list (10, 11)
- // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
- // 4 bytes of reserved + tuner info (14,15,16,17)
- // 2 bytes of Service ID Bslbf (18,19)
- // 2 bytes of PMT PID Uimsbf (20,21)
- // 2 bytes of PCR PID Uimsbf (22,23)
- // 2 bytes of Video PID Uimsbf (24,25)
- // 2 bytes of Audio PID Uimsbf (26,27)
- // 24 bytes filename Bslbf
- memcpy( psz_name, &p_peek[28], 24 );
- psz_name[24] = '\0';
- msg_Dbg( p_demux, "recordingname=%s", psz_name );
- // 1 byte of sat index Uimsbf (52)
- // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
- // 4 bytes of freq. Uimsbf (56,57,58,59)
- // 2 bytes of symbol rate Uimsbf (60,61)
- // 2 bytes of TS stream ID Uimsbf (62,63)
- // 4 bytes reserved
- // 2 bytes reserved
- // 2 bytes duration Uimsbf (70,71)
- //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
- //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
- // 4 bytes EventID Uimsbf (72-75)
- // 8 bytes of Start and End time info (76-83)
- // 1 byte reserved (84)
- // 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 = xmalloc( i_name+1 );
- // 1 byte parental rating (90)
- // 129 bytes of event text
- memcpy( psz_event_name, &p_peek[91], i_name );
- psz_event_name[i_name] = '\0';
- memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
- psz_event_text[129-i_name] = '\0';
- msg_Dbg( p_demux, "event name=%s", psz_event_name );
- msg_Dbg( p_demux, "event text=%s", psz_event_text );
- // 12 bytes reserved (220)
- // 6 bytes reserved
- // 2 bytes Event Text Length Uimsbf
- // 4 bytes EventID Uimsbf
- // FIXME We just have 613 bytes. not enough for this entire text
- // 1024 bytes Extended Event Text Bslbf
- memcpy( psz_ext_text, p_peek+372, 1024 );
- psz_ext_text[1024] = '\0';
- msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
- // 52 bytes reserved Bslbf
-#endif
- msg_Dbg( p_demux, "this is a topfield file" );
- return TS_PACKET_SIZE_188;
- }
-
for( int i_sync = 0; i_sync < TS_PACKET_SIZE_MAX; i_sync++ )
{
- if( p_peek[i_sync] != 0x47 )
+ if( p_peek[i_offset + i_sync] != 0x47 )
continue;
/* Check next 3 sync bytes */
- int i_peek = TS_PACKET_SIZE_MAX * 3 + i_sync + 1;
+ int i_peek = i_offset + 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 -1;
}
- 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 )
+ if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_188] == 0x47 &&
+ p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_188] == 0x47 &&
+ p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_188] == 0x47 )
{
return TS_PACKET_SIZE_188;
}
- 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 )
+ else if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_192] == 0x47 &&
+ p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_192] == 0x47 &&
+ p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_192] == 0x47 )
{
if( i_sync == 4 )
{
}
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 )
+ else if( p_peek[i_offset + i_sync + 1 * TS_PACKET_SIZE_204] == 0x47 &&
+ p_peek[i_offset + i_sync + 2 * TS_PACKET_SIZE_204] == 0x47 &&
+ p_peek[i_offset + i_sync + 3 * TS_PACKET_SIZE_204] == 0x47 )
{
return TS_PACKET_SIZE_204;
}
return -1;
}
+#define TOPFIELD_HEADER_SIZE 3712
+
+static int DetectPVRHeadersAndHeaderSize( demux_t *p_demux, int *pi_header_size, vdr_info_t *p_vdr )
+{
+ const uint8_t *p_peek;
+ *pi_header_size = 0;
+ int i_packet_size = -1;
+
+ 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 &&
+ p_peek[6] == 0 && memcmp( &p_peek[53], "\x80\x00\x00", 4 ) == 0 &&
+ stream_Peek( p_demux->s, &p_peek, TOPFIELD_HEADER_SIZE + TS_PACKET_SIZE_MAX )
+ == TOPFIELD_HEADER_SIZE + TS_PACKET_SIZE_MAX )
+ {
+ i_packet_size = DetectPacketSize( p_demux, pi_header_size, TOPFIELD_HEADER_SIZE );
+ if( i_packet_size != -1 )
+ {
+ msg_Dbg( p_demux, "this is a topfield file" );
+#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 = xmalloc(25);
+ char *psz_event_name;
+ char *psz_event_text = xmalloc(130);
+ char *psz_ext_text = xmalloc(1025);
+
+ // 2 bytes version Uimsbf (4,5)
+ // 2 bytes reserved (6,7)
+ // 2 bytes duration in minutes Uimsbf (8,9(
+ i_duration = (int) (p_peek[8] << 8) | p_peek[9];
+ msg_Dbg( p_demux, "Topfield recording length: +/- %d minutes", i_duration);
+ // 2 bytes service number in channel list (10, 11)
+ // 2 bytes service type Bslbf 0=TV 1=Radio Bslb (12, 13)
+ // 4 bytes of reserved + tuner info (14,15,16,17)
+ // 2 bytes of Service ID Bslbf (18,19)
+ // 2 bytes of PMT PID Uimsbf (20,21)
+ // 2 bytes of PCR PID Uimsbf (22,23)
+ // 2 bytes of Video PID Uimsbf (24,25)
+ // 2 bytes of Audio PID Uimsbf (26,27)
+ // 24 bytes filename Bslbf
+ memcpy( psz_name, &p_peek[28], 24 );
+ psz_name[24] = '\0';
+ msg_Dbg( p_demux, "recordingname=%s", psz_name );
+ // 1 byte of sat index Uimsbf (52)
+ // 3 bytes (1 bit of polarity Bslbf +23 bits reserved)
+ // 4 bytes of freq. Uimsbf (56,57,58,59)
+ // 2 bytes of symbol rate Uimsbf (60,61)
+ // 2 bytes of TS stream ID Uimsbf (62,63)
+ // 4 bytes reserved
+ // 2 bytes reserved
+ // 2 bytes duration Uimsbf (70,71)
+ //i_duration = (int) (p_peek[70] << 8) | p_peek[71];
+ //msg_Dbg( p_demux, "Topfield 2nd duration field: +/- %d minutes", i_duration);
+ // 4 bytes EventID Uimsbf (72-75)
+ // 8 bytes of Start and End time info (76-83)
+ // 1 byte reserved (84)
+ // 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 = xmalloc( i_name+1 );
+ // 1 byte parental rating (90)
+ // 129 bytes of event text
+ memcpy( psz_event_name, &p_peek[91], i_name );
+ psz_event_name[i_name] = '\0';
+ memcpy( psz_event_text, &p_peek[91+i_name], 129-i_name );
+ psz_event_text[129-i_name] = '\0';
+ msg_Dbg( p_demux, "event name=%s", psz_event_name );
+ msg_Dbg( p_demux, "event text=%s", psz_event_text );
+ // 12 bytes reserved (220)
+ // 6 bytes reserved
+ // 2 bytes Event Text Length Uimsbf
+ // 4 bytes EventID Uimsbf
+ // FIXME We just have 613 bytes. not enough for this entire text
+ // 1024 bytes Extended Event Text Bslbf
+ memcpy( psz_ext_text, p_peek+372, 1024 );
+ psz_ext_text[1024] = '\0';
+ msg_Dbg( p_demux, "extended event text=%s", psz_ext_text );
+ // 52 bytes reserved Bslbf
+#endif
+ p_vdr->i_service = GetWBE(&p_peek[18]);
+
+ return i_packet_size;
+ //return TS_PACKET_SIZE_188;
+ }
+ }
+
+ return DetectPacketSize( p_demux, pi_header_size, 0 );
+}
+
#if (DVBPSI_VERSION_INT >= DVBPSI_VERSION_WANTED(1,0,0))
static void vlc_dvbpsi_reset( demux_t *p_demux )
{
}
#endif
+static inline mtime_t ExtractPESTimestamp( const uint8_t *p_data )
+{
+ return ((mtime_t)(p_data[ 0]&0x0e ) << 29)|
+ (mtime_t)(p_data[1] << 22)|
+ ((mtime_t)(p_data[2]&0xfe) << 14)|
+ (mtime_t)(p_data[3] << 7)|
+ (mtime_t)(p_data[4] >> 1);
+}
+
+static void ProbePES( demux_t *p_demux, ts_pid_t *pid, const uint8_t *p_pesstart, bool b_adaptfield )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ const uint8_t *p_pes = p_pesstart;
+ pid->probed.i_type = -1;
+
+ if( b_adaptfield )
+ {
+ uint8_t len = *p_pes;
+ p_pes++;
+
+ if(len == 0)
+ {
+ p_pes++; /* stuffing */
+ }
+ else
+ {
+ pid->probed.b_haspcr = ( *p_pes >= 7 && (p_pes[1] & 0x10) );
+ p_pes += len;
+ }
+ }
+
+ if( p_pes - p_pesstart >= TS_PACKET_SIZE_188 - 9)
+ return;
+
+ if( p_pes[0] != 0 || p_pes[1] != 0 || p_pes[2] != 1 )
+ return;
+
+ size_t i_pesextoffset = 8;
+ mtime_t i_dts = -1;
+ if( p_pes[7] & 0x80 ) // PTS
+ {
+ i_pesextoffset += 5;
+ i_dts = ExtractPESTimestamp( &p_pes[9] );
+ }
+ if( p_pes[7] & 0x40 ) // DTS
+ {
+ i_pesextoffset += 5;
+ i_dts = ExtractPESTimestamp( &p_pes[14] );
+ }
+ if( p_pes[7] & 0x20 ) // ESCR
+ i_pesextoffset += 6;
+ if( p_pes[7] & 0x10 ) // ESrate
+ i_pesextoffset += 3;
+ if( p_pes[7] & 0x08 ) // DSM
+ i_pesextoffset += 1;
+ if( p_pes[7] & 0x04 ) // CopyInfo
+ i_pesextoffset += 1;
+ if( p_pes[7] & 0x02 ) // PESCRC
+ i_pesextoffset += 2;
+
+ /* HeaderdataLength */
+ const size_t i_payloadoffset = 8 + 1 + p_pes[8];
+ i_pesextoffset += 1;
+
+ if( p_pes[7] & 0x01 ) // PESExt
+ {
+ size_t i_extension2_offset = 1;
+ if ( p_pes[i_pesextoffset] & 0x80 ) // private data
+ i_extension2_offset += 16;
+ if ( p_pes[i_pesextoffset] & 0x40 ) // pack
+ i_extension2_offset += 1;
+ if ( p_pes[i_pesextoffset] & 0x20 ) // seq
+ i_extension2_offset += 2;
+ if ( p_pes[i_pesextoffset] & 0x10 ) // P-STD
+ i_extension2_offset += 2;
+ if ( p_pes[i_pesextoffset] & 0x01 ) // Extension 2
+ {
+ uint8_t i_len = p_pes[i_pesextoffset + i_extension2_offset] & 0x7F;
+ i_extension2_offset += i_len;
+ }
+ }
+ /* (i_payloadoffset - i_pesextoffset) 0xFF stuffing */
+
+ if( &p_pes[i_payloadoffset] - p_pesstart >= TS_PACKET_SIZE_188 - 4)
+ return;
+
+ const uint8_t *p_data = &p_pes[i_payloadoffset];
+ /* AUDIO STREAM */
+ if(p_pes[3] >= 0xC0 && p_pes[3] <= 0xDF)
+ {
+ if( !memcmp( p_data, "\x7F\xFE\x80\x01", 4 ) )
+ {
+ pid->probed.i_type = 0x06;
+ pid->probed.i_fourcc = VLC_CODEC_DTS;
+ }
+ else if( !memcmp( p_data, "\x0B\x77", 2 ) )
+ {
+ pid->probed.i_type = 0x06;
+ pid->probed.i_fourcc = VLC_CODEC_EAC3;
+ }
+ else if( p_data[0] == 0xFF && (p_data[1] & 0xE0) == 0xE0 )
+ {
+ switch(p_data[1] & 18)
+ {
+ /* 10 - MPEG Version 2 (ISO/IEC 13818-3)
+ 11 - MPEG Version 1 (ISO/IEC 11172-3) */
+ case 0x10:
+ pid->probed.i_type = 0x04;
+ break;
+ case 0x18:
+ pid->probed.i_type = 0x03;
+ default:
+ break;
+ }
+
+ switch(p_data[1] & 6)
+ {
+ /* 01 - Layer III
+ 10 - Layer II
+ 11 - Layer I */
+ case 0x06:
+ pid->probed.i_type = 0x04;
+ pid->probed.i_fourcc = VLC_CODEC_MPGA;
+ break;
+ case 0x04:
+ pid->probed.i_type = 0x04;
+ pid->probed.i_fourcc = VLC_CODEC_MP2;
+ break;
+ case 0x02:
+ pid->probed.i_type = 0x04;
+ pid->probed.i_fourcc = VLC_CODEC_MP3;
+ default:
+ break;
+ }
+ }
+ }
+ /* VIDEO STREAM */
+ else if( p_pes[3] >= 0xE0 && p_pes[3] <= 0xEF )
+ {
+ if( !memcmp( p_data, "\x00\x00\x00", 4 ) )
+ {
+ pid->probed.i_type = 0x1b;
+ pid->probed.i_fourcc = VLC_CODEC_H264;
+ }
+ else if( !memcmp( p_data, "\x00\x00\x01", 4 ) )
+ {
+ pid->probed.i_type = 0x02;
+ pid->probed.i_fourcc = VLC_CODEC_MPGV;
+ }
+ }
+
+ /* Track timestamps and flag missing PAT */
+ if( !p_sys->patfix.i_timesourcepid && i_dts > -1 )
+ {
+ p_sys->patfix.i_first_dts = i_dts;
+ p_sys->patfix.i_timesourcepid = pid->i_pid;
+ }
+ else if( p_sys->patfix.i_timesourcepid == pid->i_pid && i_dts > -1 &&
+ !p_sys->patfix.b_pat_deadline )
+ {
+ if( i_dts - p_sys->patfix.i_first_dts > 9 * 140000 / 100 )
+ p_sys->patfix.b_pat_deadline = true;
+ }
+
+}
+
+static void BuildPATCallback( void *p_opaque, block_t *p_block )
+{
+ ts_pid_t *pat_pid = (ts_pid_t *) p_opaque;
+ dvbpsi_PushPacket( pat_pid->psi->handle, p_block->p_buffer );
+}
+
+static void BuildPMTCallback( void *p_opaque, block_t *p_block )
+{
+ ts_pid_t *program_pid = (ts_pid_t *) p_opaque;
+ while( p_block )
+ {
+ for( int i_prg = 0; i_prg < program_pid->psi->i_prg; i_prg++ )
+ {
+ dvbpsi_PushPacket( program_pid->psi->prg[i_prg]->handle,
+ p_block->p_buffer );
+ }
+ p_block = p_block->p_next;
+ }
+}
+
+static void MissingPATPMTFixup( demux_t *p_demux )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ int i_program_number = 1234;
+ int i_program_pid = 1337;
+ int i_pcr_pid = 0x1FFF;
+ int i_num_pes = 0;
+
+ if( p_sys->pid[i_program_pid].b_seen )
+ {
+ /* Find a free one */
+ for( i_program_pid = MIN_ES_PID;
+ i_program_pid < MAX_ES_PID && p_sys->pid[i_program_pid].b_seen;
+ i_program_pid++ );
+ }
+
+ for( int i = MIN_ES_PID; i < MAX_ES_PID; i++ )
+ {
+ if( !p_sys->pid[i].b_seen ||
+ p_sys->pid[i].probed.i_type == -1 )
+ continue;
+
+ if( i_pcr_pid == 0x1FFF && ( p_sys->pid[i].probed.i_type == 0x03 ||
+ p_sys->pid[i].probed.b_haspcr ) )
+ i_pcr_pid = p_sys->pid[i].i_pid;
+
+ i_num_pes++;
+ }
+
+ if( i_num_pes == 0 )
+ return;
+
+ ts_stream_t patstream =
+ {
+ .i_pid = 0,
+ .i_continuity_counter = 0x10,
+ .b_discontinuity = false
+ };
+
+ ts_stream_t pmtprogramstream =
+ {
+ .i_pid = i_program_pid,
+ .i_continuity_counter = 0x0,
+ .b_discontinuity = false
+ };
+
+ BuildPAT( DVBPSI_HANDLE_PARAM(p_sys->pid[0].psi->handle)
+ &p_sys->pid[0], BuildPATCallback,
+ 0, 1,
+ &patstream,
+ 1, &pmtprogramstream, &i_program_number );
+
+ if( !p_sys->pid[i_program_pid].psi )
+ {
+ msg_Err( p_demux, "PAT creation failed" );
+ return;
+ }
+
+ struct esstreams_t
+ {
+ pes_stream_t pes;
+ ts_stream_t ts;
+ };
+ es_format_t esfmt = {0};
+ struct esstreams_t *esstreams = calloc( i_num_pes, sizeof(struct esstreams_t) );
+ pes_mapped_stream_t *mapped = calloc( i_num_pes, sizeof(pes_mapped_stream_t) );
+ if( esstreams && mapped )
+ {
+ int j=0;
+ for( int i = MIN_ES_PID; i < MAX_ES_PID; i++ )
+ {
+ if( !p_sys->pid[i].b_seen ||
+ p_sys->pid[i].probed.i_type == -1 )
+ continue;
+
+ esstreams[j].pes.i_stream_type = p_sys->pid[i].probed.i_type;
+ esstreams[j].pes.i_stream_type = p_sys->pid[i].probed.i_type;
+ esstreams[j].ts.i_pid = p_sys->pid[i].i_pid;
+ mapped[j].pes = &esstreams[j].pes;
+ mapped[j].ts = &esstreams[j].ts;
+ mapped[j].fmt = &esfmt;
+ j++;
+ }
+
+ BuildPMT( DVBPSI_HANDLE_PARAM(p_sys->pid[0].psi->handle) VLC_OBJECT(p_demux),
+ &p_sys->pid[i_program_pid], BuildPMTCallback,
+ 0, 1,
+ i_pcr_pid,
+ NULL,
+ 1, &pmtprogramstream, &i_program_number,
+ i_num_pes, mapped );
+ }
+ free(esstreams);
+ free(mapped);
+}
+
/*****************************************************************************
* Open
*****************************************************************************/
int i_packet_size, i_packet_header_size = 0;
ts_pid_t *pat;
+ vdr_info_t vdr = {0};
/* Search first sync byte */
- i_packet_size = DetectPacketSize( p_demux, &i_packet_header_size );
+ i_packet_size = DetectPVRHeadersAndHeaderSize( p_demux, &i_packet_header_size, &vdr );
if( i_packet_size < 0 )
return VLC_EGENERIC;
p_sys->i_dvb_start = 0;
p_sys->i_dvb_length = 0;
+ p_sys->vdr = vdr;
+
p_sys->arib.b25stream = NULL;
p_sys->stream = p_demux->s;
pid->i_pid = i;
pid->b_seen = false;
pid->b_valid = false;
+ pid->probed.i_fourcc = 0;
+ pid->probed.i_type = 0;
}
/* PID 8191 is padding */
p_sys->pid[8191].b_seen = true;
/* Init PMT array */
TAB_INIT( p_sys->i_pmt, p_sys->pmt );
p_sys->i_pmt_es = 0;
+ p_sys->b_delay_es_creation = true;
/* Read config */
p_sys->b_es_id_pid = var_CreateGetBool( p_demux, "ts-es-id-pid" );
}
}
- while( p_sys->i_pmt_es <= 0 && vlc_object_alive( p_demux ) )
+ while( p_sys->i_pmt_es <= 0
+ && (!p_sys->pid[0].b_seen && !p_sys->patfix.b_pat_deadline) )
{
if( Demux( p_demux ) != 1 )
break;
}
+
+ /* If we had no PAT within 140ms, create PAT/PMT from probed streams */
+ if( p_sys->i_pmt_es == 0 && !p_sys->pid[0].b_seen )
+ MissingPATPMTFixup( p_demux );
+
return VLC_SUCCESS;
}
/* Parse the TS packet */
ts_pid_t *p_pid = &p_sys->pid[PIDGet( p_pkt )];
+ /* Probe streams to build PAT/PMT after 140ms in case we don't see any PAT */
+ if( !p_sys->pid[0].b_seen &&
+ (p_pid->probed.i_type == 0 || p_pid->i_pid == p_sys->patfix.i_timesourcepid) &&
+ (p_pkt->p_buffer[1] & 0xC0) == 0x40 && /* Payload start but not corrupt */
+ (p_pkt->p_buffer[3] & 0xD0) == 0x10 ) /* Has payload but is not encrypted */
+ {
+ ProbePES( p_demux, p_pid, p_pkt->p_buffer + 4, p_pkt->p_buffer[3] & 0x20 /* Adaptation field */);
+ }
+
if( p_pid->b_valid )
{
if( p_pid->psi )
}
else
{
+ if(p_sys->b_delay_es_creation) /* No longer delay ES since that pid's program sends data */
+ AddAndCreateES( p_demux, NULL );
b_frame = GatherData( p_demux, p_pid, p_pkt );
}
}
ts_prg_psi_t *p_prg = NULL;
int i_pmt_pid = -1;
+ p_sys->b_disable_pcr = !p_sys->b_trust_pcr;
+
/* Search pmt to be unselected */
for( int i = 0; i < p_sys->i_pmt; i++ )
{
if( header[7]&0x80 ) /* has pts */
{
- i_pts = ((mtime_t)(header[ 9]&0x0e ) << 29)|
- (mtime_t)(header[10] << 22)|
- ((mtime_t)(header[11]&0xfe) << 14)|
- (mtime_t)(header[12] << 7)|
- (mtime_t)(header[13] >> 1);
+ i_pts = ExtractPESTimestamp( &header[9] );
+ i_pts = AdjustPTSWrapAround( p_demux, i_pts );
if( header[7]&0x40 ) /* has dts */
{
- i_dts = ((mtime_t)(header[14]&0x0e ) << 29)|
- (mtime_t)(header[15] << 22)|
- ((mtime_t)(header[16]&0xfe) << 14)|
- (mtime_t)(header[17] << 7)|
- (mtime_t)(header[18] >> 1);
+ i_dts = ExtractPESTimestamp( &header[14] );
+ i_dts = AdjustPTSWrapAround( p_demux, i_dts );
}
}
}
if( header[i_skip]&0x20 )
{
- i_pts = ((mtime_t)(header[i_skip]&0x0e ) << 29)|
- (mtime_t)(header[i_skip+1] << 22)|
- ((mtime_t)(header[i_skip+2]&0xfe) << 14)|
- (mtime_t)(header[i_skip+3] << 7)|
- (mtime_t)(header[i_skip+4] >> 1);
+ i_pts = ExtractPESTimestamp( &header[i_skip] );
if( header[i_skip]&0x10 ) /* has dts */
{
- i_dts = ((mtime_t)(header[i_skip+5]&0x0e ) << 29)|
- (mtime_t)(header[i_skip+6] << 22)|
- ((mtime_t)(header[i_skip+7]&0xfe) << 14)|
- (mtime_t)(header[i_skip+8] << 7)|
- (mtime_t)(header[i_skip+9] >> 1);
- i_skip += 10;
+ i_dts = ExtractPESTimestamp( &header[i_skip+5] );
+ i_skip += 10;
}
else
{
block_Duplicate( p_block ) );
}
- if (!p_sys->b_trust_pcr && p_block->i_dts > VLC_TS_INVALID )
+ PCRFixHandle( p_demux, p_block );
+
+ if ( p_sys->b_disable_pcr && p_block->i_dts > VLC_TS_INVALID )
es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
pid->i_owner_number, p_block->i_dts);
+ if( !p_sys->b_disable_pcr && p_block->i_dts > VLC_TS_INVALID &&
+ p_block->i_dts < (VLC_TS_0 + p_sys->i_current_pcr * 100 / 9) )
+ msg_Warn( p_demux, "Broken stream: pid %d sends packets with dts %"PRId64"us later than pcr",
+ pid->i_pid, (p_sys->i_current_pcr * 100 / 9) - p_block->i_dts + VLC_TS_0 );
+
es_out_Send( p_demux->out, pid->es->id, p_block );
p_block = p_next;
p_content->i_pts = VLC_TS_0 + i_date * 100 / 9;
}
es_out_Send( p_demux->out, pid->es->id, p_content );
+
+ PCRFixHandle( p_demux, p_content );
}
static void ParseData( demux_t *p_demux, ts_pid_t *pid )
{
{
msg_Warn( p_demux, "lost synchro" );
block_Release( p_pkt );
- while( vlc_object_alive (p_demux) )
+ for( ;; )
{
const uint8_t *p_peek;
int i_peek, i_skip = 0;
return i_pcr + i_adjust;
}
+static mtime_t AdjustPTSWrapAround( demux_t *p_demux, mtime_t i_pts )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ mtime_t i_pcr = p_sys->i_current_pcr;
+
+ mtime_t i_adjustremain = i_pcr % 0x1FFFFFFFF;
+ mtime_t i_adjustbase = i_pcr - i_adjustremain;
+
+ mtime_t i_pts_adjust = i_adjustbase;
+
+ /* PTS has rolled first */
+ if( i_adjustremain >= 0xFFFFFFFF && i_pts < 0xFFFFFFFF )
+ {
+ i_pts_adjust += 0x1FFFFFFFF;
+ }
+ /* PCR has rolled first (PTS is late!) */
+ else if( i_adjustremain < 0xFFFFFFFF && i_pts >= 0xFFFFFFFF )
+ {
+ if( i_adjustbase >= 0x1FFFFFFFF ) /* we need to remove current roll */
+ i_pts_adjust -= 0x1FFFFFFFF;
+ }
+
+ i_pts += i_pts_adjust;
+ return i_pts;
+}
+
static mtime_t GetPCR( block_t *p_pkt )
{
const uint8_t *p = p_pkt->p_buffer;
if( stream_Seek( p_sys->stream, i_pos ) )
return VLC_EGENERIC;
- while( vlc_object_alive( p_demux ) )
+ for( ;; )
{
block_t *p_pkt;
else
{
msg_Dbg( p_demux, "Seek():can find a time position. i_cnt:%d", i_cnt );
+ p_demux->p_sys->pcrfix.i_first_dts = 0;
return VLC_SUCCESS;
}
}
if( stream_Seek( p_sys->stream, 0 ) )
return;
- while( vlc_object_alive (p_demux) )
+ for( ;; )
{
block_t *p_pkt;
if( i_pos < 0 && i_pos >= i_stream_size )
return;
- while( vlc_object_alive( p_demux ) )
+ for( ;; )
{
if( SeekToPCR( p_demux, i_pos ) )
break;
if( ( i_pos = stream_Tell( p_sys->stream ) ) >= i_last_pos )
break;
}
- if( p_sys->i_last_pcr >= 0 )
- {
- int64_t i_size = stream_Size( p_sys->stream );
- 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_sys->stream, i_initial_pos );
assert( i_initial_pos == stream_Tell( p_sys->stream ) );
p_sys->i_current_pcr = i_initial_pcr;
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 )
+ for( i = 1; i < p_sys->i_pcrs_num; ++i )
{
/* Round i_pos to a multiple of p_sys->i_packet_size */
int64_t i_pos = i_size / p_sys->i_pcrs_num * i;
if( i_pcr < 0 )
return;
+ i_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
+
if( p_sys->i_pid_ref_pcr == pid->i_pid )
- p_sys->i_current_pcr = AdjustPCRWrapAround( p_demux, i_pcr );
+ p_sys->i_current_pcr = i_pcr;
/* Search program and set the PCR */
- int i_group = -1;
- for( int i = 0; i < p_sys->i_pmt && i_group < 0 ; i++ )
+ for( int i = 0; i < p_sys->i_pmt; i++ )
{
- bool b_pmt_has_es = false;
-
+ int i_group = -1;
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 )
+ ts_prg_psi_t *p_prg = p_sys->pmt[i]->psi->prg[i_prg];
+
+ if( p_prg->i_pid_pcr == 0x1FFF ) /* That program has no dedicated PCR pid ISO/IEC 13818-1 2.4.4.9 */
{
- /* We've found our target group */
- p_sys->pmt[i]->psi->prg[i_prg]->i_pcr_value = i_pcr;
- i_group = p_sys->pmt[i]->psi->prg[i_prg]->i_number;
- for( int j = 0; j < 8192; j++ )
+ if( pid->p_owner ) /* PCR shall be on pid itself */
{
- const ts_pid_t *pid = &p_sys->pid[j];
- if( pid->b_valid && pid->p_owner == p_sys->pmt[i]->psi && pid->es )
- {
- b_pmt_has_es = true;
- break;
- }
+ p_prg->i_pcr_value = i_pcr; /* ? update PCR for the whole group program */
+ i_group = p_prg->i_number;
+ p_sys->pcrfix.b_program_pcr_seen = true;
+ p_sys->pcrfix.i_first_dts = 0;
+ p_sys->b_disable_pcr = !p_sys->b_trust_pcr;
+ }
+ else
+ {
+ msg_Warn(p_demux, "discarding PCR update from pid %d which has no owner", pid->i_pid);
+ }
+ break;
+ }
+ else /* set PCR provided by current pid to program(s) referencing it */
+ {
+ /* Can be dedicated PCR pid (no owned then) or another pid (owner == pmt) */
+ if( p_prg->i_pid_pcr == pid->i_pid ) /* If that program references current pid as PCR */
+ {
+ p_prg->i_pcr_value = i_pcr;
+ i_group = p_prg->i_number; /* We've found a target group for update */
+ p_sys->pcrfix.b_program_pcr_seen = true;
+ p_sys->pcrfix.i_first_dts = 0;
+ p_sys->b_disable_pcr = !p_sys->b_trust_pcr;
}
}
}
-
- if ( p_sys->b_trust_pcr && i_group > 0 && b_pmt_has_es )
+ if ( !p_sys->b_disable_pcr && i_group > 0 && p_sys->i_pmt_es )
+ {
es_out_Control( p_demux->out, ES_OUT_SET_GROUP_PCR,
i_group, VLC_TS_0 + i_pcr * 100 / 9 );
+ }
+ }
+}
+
+static void PCRFixHandle( demux_t *p_demux, block_t *p_block )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ /* Record the first data packet timestamp in case there wont be any PCR */
+ if( !p_sys->pcrfix.b_program_pcr_seen && !p_sys->b_disable_pcr )
+ {
+ if( !p_sys->pcrfix.i_first_dts )
+ {
+ p_sys->pcrfix.i_first_dts = p_block->i_dts;
+ }
+ else if( p_block->i_dts - p_sys->pcrfix.i_first_dts > CLOCK_FREQ / 10 ) /* "shall not exceed 100ms" */
+ {
+ p_sys->b_disable_pcr = true;
+ msg_Warn( p_demux, "No PCR received for program %d, set up workaround",
+ p_sys->i_current_program );
+ }
}
}
msg_Dbg( p_demux, "SDTCallBack called" );
- if( sdt->psi->i_sdt_version != -1 &&
- ( !p_sdt->b_current_next ||
- p_sdt->i_version == sdt->psi->i_sdt_version ) )
+ if( p_sys->b_delay_es_creation ||
+ !p_sdt->b_current_next ||
+ p_sdt->i_version == sdt->psi->i_sdt_version )
{
dvbpsi_DeleteSDT( p_sdt );
return;
p_srv->b_eit_present, p_srv->i_running_status,
p_srv->b_free_ca );
+ if( p_sys->vdr.i_service && p_srv->i_service_id != p_sys->vdr.i_service )
+ {
+ msg_Dbg( p_demux, " * service id=%d skipped (not declared in vdr header)",
+ p_sys->vdr.i_service );
+ continue;
+ }
+
p_meta = vlc_meta_New();
for( p_dr = p_srv->p_first_descriptor; p_dr; p_dr = p_dr->p_next )
{
p_fmt->i_cat = AUDIO_ES;
p_fmt->i_codec = VLC_CODEC_BD_LPCM;
break;
+ case 0x81:
+ p_fmt->i_cat = AUDIO_ES;
+ p_fmt->i_codec = VLC_CODEC_A52;
+ break;
case 0x82:
case 0x85: /* DTS-HD High resolution audio */
case 0x86: /* DTS-HD Master audio */
case 0x91: /* Interactive graphics */
case 0x92: /* Subtitle */
return false;
+ case 0xEA:
+ p_fmt->i_cat = VIDEO_ES;
+ p_fmt->i_codec = VLC_CODEC_VC1;
+ break;
default:
msg_Info( p_demux, "HDMV registration not implemented for pid 0x%x type 0x%x",
p_es->i_pid, p_es->i_type );
#endif
}
+static void AddAndCreateES( demux_t *p_demux, ts_pid_t *pid )
+{
+ demux_sys_t *p_sys = p_demux->p_sys;
+ bool b_create_delayed = false;
+
+ if( pid )
+ {
+ if( pid->b_seen && p_sys->b_delay_es_creation )
+ {
+ p_sys->b_delay_es_creation = false;
+ b_create_delayed = true;
+ }
+
+ if( !p_sys->b_delay_es_creation )
+ {
+ pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
+ for( int i = 0; i < pid->i_extra_es; i++ )
+ {
+ pid->extra_es[i]->id =
+ es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
+ }
+ p_sys->i_pmt_es += 1 + pid->i_extra_es;
+ }
+ }
+ else if( p_sys->b_delay_es_creation )
+ {
+ p_sys->b_delay_es_creation = false;
+ b_create_delayed = true;
+ }
+
+ if( b_create_delayed )
+ {
+ for(int i=MIN_ES_PID; i<MAX_ES_PID; i++)
+ {
+ pid = &p_sys->pid[i];
+ if(!pid->es || pid->es->id)
+ continue;
+ pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
+ for( int j = 0; j < pid->i_extra_es; j++ )
+ {
+ pid->extra_es[j]->id =
+ es_out_Add( p_demux->out, &pid->extra_es[j]->fmt );
+ }
+ p_sys->i_pmt_es += 1 + pid->i_extra_es;
+ }
+ }
+}
+
static void PMTCallBack( void *data, dvbpsi_pmt_t *p_pmt )
{
demux_t *p_demux = data;
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;
+ ts_pid_t tmp_pid = {0}, *old_pid = {0}, *pid = &tmp_pid;
/* Find out if the PID was already declared */
for( int i = 0; i < i_clean; i++ )
}
else
{
- pid->es->id = es_out_Add( p_demux->out, &pid->es->fmt );
- for( int i = 0; i < pid->i_extra_es; i++ )
- {
- pid->extra_es[i]->id =
- es_out_Add( p_demux->out, &pid->extra_es[i]->fmt );
- }
- p_sys->i_pmt_es += 1 + pid->i_extra_es;
+ AddAndCreateES( p_demux, pid );
}
}
projects / vlc / blobdiff