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videolan
vlc
Commits
66f4bbb4
Commit
66f4bbb4
authored
Dec 22, 2000
by
Sam Hocevar
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Plain Diff
. fixed AC3 and SPU PES reading (ph34r da one-byte patch) . some 79 char wrap.
parent
f25dd402
Changes
1
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17 additions
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15 deletions
+17
-15
src/input/mpeg_system.c
src/input/mpeg_system.c
+17
-15
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src/input/mpeg_system.c
View file @
66f4bbb4
...
@@ -2,7 +2,7 @@
...
@@ -2,7 +2,7 @@
* mpeg_system.c: TS, PS and PES management
* mpeg_system.c: TS, PS and PES management
*****************************************************************************
*****************************************************************************
* Copyright (C) 1998, 1999, 2000 VideoLAN
* Copyright (C) 1998, 1999, 2000 VideoLAN
* $Id: mpeg_system.c,v 1.1
6 2000/12/22 13:04:45
sam Exp $
* $Id: mpeg_system.c,v 1.1
7 2000/12/22 15:00:42
sam Exp $
*
*
* Authors:
* Authors:
*
*
...
@@ -202,6 +202,7 @@ void input_ParsePES( input_thread_t * p_input, es_descriptor_t * p_es )
...
@@ -202,6 +202,7 @@ void input_ParsePES( input_thread_t * p_input, es_descriptor_t * p_es )
if
(
(
*
p_byte
&
0xC0
)
==
0x40
)
if
(
(
*
p_byte
&
0xC0
)
==
0x40
)
{
{
/* Don't ask why... --Meuuh */
/* Don't ask why... --Meuuh */
/* Erm... why ? --Sam */
p_byte
+=
2
;
p_byte
+=
2
;
i_pes_header_size
+=
2
;
i_pes_header_size
+=
2
;
if
(
p_byte
>=
p_data
->
p_payload_end
)
if
(
p_byte
>=
p_data
->
p_payload_end
)
...
@@ -287,7 +288,7 @@ void input_ParsePES( input_thread_t * p_input, es_descriptor_t * p_es )
...
@@ -287,7 +288,7 @@ void input_ParsePES( input_thread_t * p_input, es_descriptor_t * p_es )
break
;
break
;
}
}
if
(
p_es
->
i_stream_id
==
0x
BC
)
if
(
p_es
->
i_stream_id
==
0x
bd
)
{
{
/* With private stream 1, the first byte of the payload
/* With private stream 1, the first byte of the payload
* is a stream_private_id, so skip it. */
* is a stream_private_id, so skip it. */
...
@@ -358,7 +359,7 @@ void input_GatherPES( input_thread_t * p_input, data_packet_t * p_data,
...
@@ -358,7 +359,7 @@ void input_GatherPES( input_thread_t * p_input, data_packet_t * p_data,
//intf_DbgMsg("PES-demultiplexing %p (%p)", p_ts_packet, p_pes);
//intf_DbgMsg("PES-demultiplexing %p (%p)", p_ts_packet, p_pes);
/* If we lost data, insert a
n
NULL data packet (philosophy : 0 is quite
/* If we lost data, insert a NULL data packet (philosophy : 0 is quite
* often an escape sequence in decoders, so that should make them wait
* often an escape sequence in decoders, so that should make them wait
* for the next start code). */
* for the next start code). */
if
(
b_packet_lost
||
p_es
->
b_discontinuity
)
if
(
b_packet_lost
||
p_es
->
b_discontinuity
)
...
@@ -986,8 +987,8 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
...
@@ -986,8 +987,8 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
if
(
p
[
5
]
&
0x80
)
if
(
p
[
5
]
&
0x80
)
{
{
intf_WarnMsg
(
2
,
intf_WarnMsg
(
2
,
"discontinuity_indicator"
\
"discontinuity_indicator"
" encountered by TS demux (position read: %d,"
\
" encountered by TS demux (position read: %d,"
" saved: %d)"
,
" saved: %d)"
,
p
[
5
]
&
0x80
,
p_es_demux
->
i_continuity_counter
);
p
[
5
]
&
0x80
,
p_es_demux
->
i_continuity_counter
);
...
@@ -1037,9 +1038,10 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
...
@@ -1037,9 +1038,10 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
{
{
if
(
!
b_payload
&&
i_dummy
==
0
)
if
(
!
b_payload
&&
i_dummy
==
0
)
{
{
/* This is a packet without payload, this is allowed by the draft.
/* This is a packet without payload, this is allowed by the
* As there is nothing interesting in this packet (except PCR that
* draft. As there is nothing interesting in this packet
* have already been handled), we can trash the packet. */
* (except PCR that have already been handled), we can trash
* the packet. */
intf_WarnMsg
(
1
,
intf_WarnMsg
(
1
,
"Packet without payload received by TS demux"
);
"Packet without payload received by TS demux"
);
b_trash
=
1
;
b_trash
=
1
;
...
@@ -1053,10 +1055,10 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
...
@@ -1053,10 +1055,10 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
}
}
else
if
(
p_es_demux
->
i_continuity_counter
==
0xFF
)
else
if
(
p_es_demux
->
i_continuity_counter
==
0xFF
)
{
{
/* This means that the packet is the first one we receive for
this
/* This means that the packet is the first one we receive for
*
ES since the continuity counter ranges between 0 and 0x0F
*
this ES since the continuity counter ranges between 0 and
*
excepts when it has been initialized by the input: Init the
*
0x0F excepts when it has been initialized by the input:
* counter to the correct value. */
*
init the
counter to the correct value. */
intf_DbgMsg
(
"First packet for PID %d received by TS demux"
,
intf_DbgMsg
(
"First packet for PID %d received by TS demux"
,
p_es
->
i_id
);
p_es
->
i_id
);
p_es_demux
->
i_continuity_counter
=
(
p
[
3
]
&
0x0f
);
p_es_demux
->
i_continuity_counter
=
(
p
[
3
]
&
0x0f
);
...
@@ -1064,9 +1066,9 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
...
@@ -1064,9 +1066,9 @@ void input_DemuxTS( input_thread_t * p_input, data_packet_t * p_data )
else
else
{
{
/* This can indicate that we missed a packet or that the
/* This can indicate that we missed a packet or that the
* continuity_counter wrapped and we received a dup packet:
as we
* continuity_counter wrapped and we received a dup packet:
*
don't know, do as if we missed a packet to be sure to recover
*
as we don't know, do as if we missed a packet to be sure
* from this situation */
*
to recover
from this situation */
intf_WarnMsg
(
2
,
intf_WarnMsg
(
2
,
"Packet lost by TS demux: current %d, packet %d"
,
"Packet lost by TS demux: current %d, packet %d"
,
p_es_demux
->
i_continuity_counter
&
0x0f
,
p_es_demux
->
i_continuity_counter
&
0x0f
,
...
...
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