Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
V
vlc
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Redmine
Redmine
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Operations
Operations
Metrics
Environments
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
videolan
vlc
Commits
d1cbbc19
Commit
d1cbbc19
authored
Jun 05, 2004
by
Laurent Aimar
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
* cdda: converted to access2. It seems stable.
* access2: added/fixed title support.
parent
4d342851
Changes
2
Hide whitespace changes
Inline
Side-by-side
Showing
2 changed files
with
307 additions
and
239 deletions
+307
-239
modules/access/access2.c
modules/access/access2.c
+45
-29
modules/access/cdda.c
modules/access/cdda.c
+262
-210
No files found.
modules/access/access2.c
View file @
d1cbbc19
...
...
@@ -56,6 +56,9 @@ vlc_module_begin();
add_shortcut
(
"rtp"
);
add_shortcut
(
"rtp4"
);
add_shortcut
(
"rtp6"
);
add_shortcut
(
"cdda"
);
add_shortcut
(
"cddasimple"
);
vlc_module_end
();
/*****************************************************************************
...
...
@@ -123,6 +126,11 @@ static int Access2Open( vlc_object_t * p_this )
p_input
->
pf_set_area
=
Access2SetArea
;
p_input
->
pf_access_control
=
Access2Control
;
p_input
->
p_access_data
=
(
access_sys_t
*
)
p_sys
;
p_sys
->
p_access
=
p_access
;
p_sys
->
p_block
=
NULL
;
p_sys
->
b_first_read
=
VLC_TRUE
;
/* mtu */
access2_Control
(
p_access
,
ACCESS_GET_MTU
,
&
i_int
);
p_input
->
i_mtu
=
i_int
;
...
...
@@ -151,8 +159,11 @@ static int Access2Open( vlc_object_t * p_this )
int64_t
i_start
=
0
;
int
i
;
/* Initialize ES structures */
input_InitStream
(
p_input
,
0
);
#define area p_input->stream.pp_areas
for
(
i
=
0
;
i
<
=
p_sys
->
i_title
;
i
++
)
for
(
i
=
0
;
i
<
p_sys
->
i_title
;
i
++
)
{
input_title_t
*
t
=
p_sys
->
title
[
i
];
...
...
@@ -168,7 +179,7 @@ static int Access2Open( vlc_object_t * p_this )
#undef area
/* Set the area */
Access2SetArea
(
p_input
,
p_input
->
stream
.
pp_areas
[
1
]
);
Access2SetArea
(
p_input
,
p_input
->
stream
.
pp_areas
[
1
+
p_access
->
info
.
i_title
]
);
}
/* size */
...
...
@@ -188,11 +199,6 @@ static int Access2Open( vlc_object_t * p_this )
p_input
->
stream
.
p_selected_area
->
i_tell
=
p_access
->
info
.
i_pos
;
vlc_mutex_unlock
(
&
p_input
->
stream
.
stream_lock
);
p_sys
->
p_access
=
p_access
;
p_sys
->
p_block
=
NULL
;
p_sys
->
b_first_read
=
VLC_TRUE
;
return
VLC_SUCCESS
;
}
...
...
@@ -288,6 +294,23 @@ update:
}
p_sys
->
b_first_read
=
VLC_FALSE
;
}
/* Title change */
if
(
p_access
->
info
.
i_update
&
INPUT_UPDATE_TITLE
)
{
vlc_value_t
val
;
msg_Dbg
(
p_input
,
"INPUT_UPDATE_TITLE"
);
vlc_mutex_lock
(
&
p_input
->
stream
.
stream_lock
);
p_input
->
stream
.
p_selected_area
=
p_input
->
stream
.
pp_areas
[
p_access
->
info
.
i_title
+
1
];
p_input
->
stream
.
b_changed
=
VLC_TRUE
;
vlc_mutex_unlock
(
&
p_input
->
stream
.
stream_lock
);
val
.
i_int
=
p_access
->
info
.
i_title
+
1
;
var_Change
(
p_input
,
"title"
,
VLC_VAR_SETVALUE
,
&
val
,
NULL
);
p_access
->
info
.
i_update
&=
~
INPUT_UPDATE_TITLE
;
}
/* Size change */
if
(
p_access
->
info
.
i_update
&
INPUT_UPDATE_SIZE
)
{
vlc_mutex_lock
(
&
p_input
->
stream
.
stream_lock
);
...
...
@@ -298,11 +321,6 @@ update:
p_access
->
info
.
i_update
&=
~
INPUT_UPDATE_SIZE
;
}
if
(
p_access
->
info
.
i_update
&
INPUT_UPDATE_TITLE
)
{
/* TODO */
msg_Err
(
p_input
,
"INPUT_UPDATE_TITLE to do"
);
}
if
(
p_access
->
info
.
i_update
&
INPUT_UPDATE_SEEKPOINT
)
{
/* TODO */
...
...
@@ -318,36 +336,34 @@ update:
****************************************************************************/
static
int
Access2SetArea
(
input_thread_t
*
p_input
,
input_area_t
*
p_area
)
{
#if 0
access_
sys_t *p_sys = p_input->p_access_data
;
access2_sys_t
*
p_sys
=
(
access2_sys_t
*
)
p_input
->
p_access_data
;
access_
t
*
p_access
=
p_sys
->
p_access
;
vlc_value_t
val
;
/* we can't use the interface slider until initilization is complete */
p_input
->
stream
.
b_seekable
=
0
;
if
(
p_area
!=
p_input
->
stream
.
p_selected_area
)
{
/* Change the default area */
p_input->stream.p_selected_area = p_area;
/* Call access2 control */
if
(
access2_Control
(
p_access
,
ACCESS_SET_TITLE
,
(
int
)(
p_area
->
i_id
-
1
)
)
)
return
VLC_EGENERIC
;
/* Change the
current track
*/
p_
sys->i_track = p_area->i_id - 1
;
p_
sys->i_sector = p_sys->p_sectors[p_sys->i_track]
;
/* Change the
default area
*/
p_
input
->
stream
.
p_selected_area
=
p_input
->
stream
.
pp_areas
[
p_access
->
info
.
i_title
+
1
]
;
p_
input
->
stream
.
p_selected_area
->
i_tell
=
p_access
->
info
.
i_pos
;
/* Update the navigation variables without triggering a callback */
val.i_int = p_a
rea->i_id
;
val
.
i_int
=
p_a
ccess
->
info
.
i_title
+
1
;
;
var_Change
(
p_input
,
"title"
,
VLC_VAR_SETVALUE
,
&
val
,
NULL
);
}
p_sys->i_sector = p_sys->p_sectors[p_sys->i_track];
p_input->stream.p_selected_area->i_tell =
(off_t)p_sys->i_sector * (off_t)CDDA_DATA_SIZE
- p_input->stream.p_selected_area->i_start;
/* Clear the flag */
p_access
->
info
.
i_update
&=
~
INPUT_UPDATE_TITLE
;
}
/* warn interface that something has changed */
p_input->stream.b_seekable = 1;
p_input->stream.b_changed = 1;
#endif
p_input
->
stream
.
b_seekable
=
VLC_TRUE
;
p_input
->
stream
.
b_changed
=
VLC_TRUE
;
return
VLC_EGENERIC
;
}
...
...
modules/access/cdda.c
View file @
d1cbbc19
...
...
@@ -36,8 +36,8 @@
/*****************************************************************************
* Module descriptior
*****************************************************************************/
static
int
Access
Open
(
vlc_object_t
*
);
static
void
Access
Close
(
vlc_object_t
*
);
static
int
Open
(
vlc_object_t
*
);
static
void
Close
(
vlc_object_t
*
);
#define CACHING_TEXT N_("Caching value in ms")
#define CACHING_LONGTEXT N_( \
...
...
@@ -50,8 +50,8 @@ vlc_module_begin();
add_integer
(
"cdda-caching"
,
DEFAULT_PTS_DELAY
/
1000
,
NULL
,
CACHING_TEXT
,
CACHING_LONGTEXT
,
VLC_TRUE
);
set_capability
(
"access
"
,
7
0
);
set_callbacks
(
AccessOpen
,
Access
Close
);
set_capability
(
"access
2"
,
1
0
);
set_callbacks
(
Open
,
Close
);
add_shortcut
(
"cdda"
);
add_shortcut
(
"cddasimple"
);
vlc_module_end
();
...
...
@@ -67,157 +67,126 @@ vlc_module_end();
struct
access_sys_t
{
vcddev_t
*
vcddev
;
/* vcd device descriptor */
int
i_nb_tracks
;
/* Nb of tracks (titles) */
int
i_track
;
/* Current track */
/* Title infos */
int
i_titles
;
input_title_t
*
title
[
99
];
/* No more that 99 track in a cd-audio */
/* */
int
i_sector
;
/* Current Sector */
int
*
p_sectors
;
/* Track sectors */
vlc_bool_t
b_end_of_track
;
/* If the end of track was reached */
WAVEHEADER
waveheader
;
/* Wave header for the output data */
int
i_header_pos
;
/* Wave header for the output data */
WAVEHEADER
waveheader
;
};
static
int
Read
(
input_thread_t
*
,
byte_t
*
,
size_t
);
static
void
Seek
(
input_thread_t
*
,
off_t
);
static
int
SetArea
(
input_thread_t
*
,
input_area_t
*
);
static
int
SetProgram
(
input_thread_t
*
,
pgrm_descriptor_t
*
);
static
block_t
*
Block
(
access_t
*
);
static
int
Seek
(
access_t
*
,
int64_t
);
static
int
Control
(
access_t
*
,
int
,
va_list
);
/*****************************************************************************
*
Access
Open: open cdda
* Open: open cdda
*****************************************************************************/
static
int
Access
Open
(
vlc_object_t
*
p_this
)
static
int
Open
(
vlc_object_t
*
p_this
)
{
input_thread_t
*
p_input
=
(
input_thread_t
*
)
p_this
;
access_sys_t
*
p_sys
;
char
*
psz_orig
;
char
*
psz_parser
;
char
*
psz_source
;
int
i
;
input_area_t
*
p_area
;
int
i_title
=
1
;
vcddev_t
*
vcddev
;
/* parse the options passed in command line : */
psz_orig
=
psz_parser
=
psz_source
=
strdup
(
p_input
->
psz_name
);
if
(
!
psz_orig
)
access_t
*
p_access
=
(
access_t
*
)
p_this
;
access_sys_t
*
p_sys
;
char
*
psz_dup
=
strdup
(
p_access
->
psz_path
);
char
*
psz
;
int
i
;
int
i_title
=
0
;
vcddev_t
*
vcddev
;
vlc_value_t
val
;
/* Command line: cdda://[dev_path][@title] */
if
(
(
psz
=
strchr
(
psz_dup
,
'@'
)
)
)
{
return
(
-
1
);
}
*
psz
++
=
'\0'
;
while
(
*
psz_parser
&&
*
psz_parser
!=
'@'
)
{
psz_parser
++
;
i_title
=
strtol
(
psz
,
NULL
,
0
);
}
if
(
*
psz_
parser
==
'@
'
)
if
(
*
psz_
dup
==
'\0
'
)
{
/* Found options */
*
psz_parser
=
'\0'
;
++
psz_parser
;
free
(
psz_dup
);
i_title
=
(
int
)
strtol
(
psz_parser
,
NULL
,
10
);
i
_title
=
i_title
?
i_title
:
1
;
}
/* Only when selected */
i
f
(
*
p_access
->
psz_access
==
'\0'
)
return
VLC_EGENERIC
;
if
(
!*
psz_source
)
{
/* No source specified, so figure it out. */
if
(
!
p_input
->
psz_access
)
var_Create
(
p_access
,
"cd-audio"
,
VLC_VAR_STRING
|
VLC_VAR_DOINHERIT
);
var_Get
(
p_access
,
"cd-audio"
,
&
val
);
psz_dup
=
val
.
psz_string
;
if
(
*
psz_dup
==
'\0'
)
{
free
(
psz_
orig
);
free
(
psz_
dup
);
return
VLC_EGENERIC
;
}
psz_source
=
config_GetPsz
(
p_input
,
"cd-audio"
);
if
(
!
psz_source
)
return
-
1
;
}
/* Open CDDA */
if
(
!
(
vcddev
=
ioctl_Open
(
p_this
,
psz_source
))
)
{
msg_Warn
(
p_input
,
"could not open %s"
,
psz_source
);
free
(
psz_source
);
return
VLC_EGENERIC
;
}
free
(
psz_source
);
p_input
->
p_access_data
=
p_sys
=
malloc
(
sizeof
(
access_sys_t
)
);
if
(
p_sys
==
NULL
)
if
(
(
vcddev
=
ioctl_Open
(
VLC_OBJECT
(
p_access
),
psz_dup
))
==
NULL
)
{
msg_
Err
(
p_input
,
"out of memory"
);
free
(
psz_
source
);
msg_
Warn
(
p_access
,
"could not open %s"
,
psz_dup
);
free
(
psz_
dup
);
return
VLC_EGENERIC
;
}
free
(
psz_dup
);
/* Set up p_access */
p_access
->
pf_read
=
NULL
;
p_access
->
pf_block
=
Block
;
p_access
->
pf_control
=
Control
;
p_access
->
pf_seek
=
Seek
;
p_access
->
info
.
i_update
=
0
;
p_access
->
info
.
i_size
=
0
;
p_access
->
info
.
i_pos
=
0
;
p_access
->
info
.
b_eof
=
VLC_FALSE
;
p_access
->
info
.
i_title
=
0
;
p_access
->
info
.
i_seekpoint
=
0
;
p_access
->
p_sys
=
p_sys
=
malloc
(
sizeof
(
access_sys_t
)
);
memset
(
p_sys
,
0
,
sizeof
(
access_sys_t
)
);
p_sys
->
vcddev
=
vcddev
;
p_input
->
i_mtu
=
CDDA_DATA_ONCE
;
/* We read the Table Of Content information */
p_sys
->
i_
nb_tracks
=
ioctl_GetTracksMap
(
VLC_OBJECT
(
p_input
),
p_sys
->
vcddev
,
&
p_sys
->
p_sectors
);
if
(
p_sys
->
i_
nb_track
s
<
0
)
p_sys
->
i_
titles
=
ioctl_GetTracksMap
(
VLC_OBJECT
(
p_access
),
p_sys
->
vcddev
,
&
p_sys
->
p_sectors
);
if
(
p_sys
->
i_
title
s
<
0
)
{
msg_Err
(
p_input
,
"unable to count tracks"
);
msg_Err
(
p_access
,
"unable to count tracks"
);
goto
error
;
}
else
if
(
p_sys
->
i_
nb_track
s
<=
0
)
else
if
(
p_sys
->
i_
title
s
<=
0
)
{
msg_Err
(
p_input
,
"no audio tracks found"
);
msg_Err
(
p_access
,
"no audio tracks found"
);
goto
error
;
}
if
(
p_sys
->
i_nb_tracks
<=
0
)
/* Build title table */
for
(
i
=
0
;
i
<
p_sys
->
i_titles
;
i
++
)
{
ioctl_Close
(
p_this
,
p_sys
->
vcddev
);
free
(
p_sys
);
return
VLC_EGENERIC
;
}
input_title_t
*
t
=
p_sys
->
title
[
i
]
=
vlc_input_title_New
();
if
(
i_title
>=
p_sys
->
i_nb_tracks
||
i_title
<
1
)
{
i_title
=
1
;
}
fprintf
(
stderr
,
"title[%d] start=%d
\n
"
,
i
,
p_sys
->
p_sectors
[
i
]
);
fprintf
(
stderr
,
"title[%d] end=%d
\n
"
,
i
,
p_sys
->
p_sectors
[
i
+
1
]
);
/* Set stream and area data */
vlc_mutex_lock
(
&
p_input
->
stream
.
stream_lock
);
t
->
i_size
=
sizeof
(
WAVEHEADER
)
+
(
p_sys
->
p_sectors
[
i
+
1
]
-
p_sys
->
p_sectors
[
i
]
)
*
(
int64_t
)
CDDA_DATA_SIZE
;
/* Initialize ES structures */
input_InitStream
(
p_input
,
0
);
/* cdda input method */
p_input
->
stream
.
i_method
=
INPUT_METHOD_CDDA
;
p_input
->
stream
.
b_pace_control
=
1
;
p_input
->
stream
.
b_seekable
=
1
;
p_input
->
stream
.
i_mux_rate
=
44100
*
4
/
50
;
#define area p_input->stream.pp_areas
for
(
i
=
1
;
i
<=
p_sys
->
i_nb_tracks
;
i
++
)
{
input_AddArea
(
p_input
,
i
,
1
);
/* Absolute start offset and size */
area
[
i
]
->
i_start
=
(
off_t
)
p_sys
->
p_sectors
[
i
-
1
]
*
(
off_t
)
CDDA_DATA_SIZE
;
area
[
i
]
->
i_size
=
(
off_t
)(
p_sys
->
p_sectors
[
i
]
-
p_sys
->
p_sectors
[
i
-
1
])
*
(
off_t
)
CDDA_DATA_SIZE
;
t
->
i_length
=
I64C
(
1000000
)
*
t
->
i_size
/
44100
/
4
;
}
#undef area
p_area
=
p_input
->
stream
.
pp_areas
[
i_title
];
SetArea
(
p_input
,
p_area
);
vlc_mutex_unlock
(
&
p_input
->
stream
.
stream_lock
);
p_input
->
pf_read
=
Read
;
p_input
->
pf_seek
=
Seek
;
p_input
->
pf_set_area
=
SetArea
;
p_input
->
pf_set_program
=
SetProgram
;
/* Update default_pts to a suitable value for cdda access */
p_input
->
i_pts_delay
=
config_GetInt
(
p_input
,
"cdda-caching"
)
*
1000
;
/* Starting title and sector */
if
(
i_title
>=
p_sys
->
i_titles
)
i_title
=
0
;
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
i_title
];
p_access
->
info
.
i_title
=
i_title
;
p_access
->
info
.
i_size
=
p_sys
->
title
[
i_title
]
->
i_size
;
/* Build a WAV header for the output data */
memset
(
&
p_sys
->
waveheader
,
0
,
sizeof
(
WAVEHEADER
)
);
...
...
@@ -236,146 +205,229 @@ static int AccessOpen( vlc_object_t *p_this )
2
*
16
/
8
/*BytesPerSample*/
*
44100
/*SampleFreq*/
);
p_sys
->
waveheader
.
DataChunkID
=
VLC_FOURCC
(
'd'
,
'a'
,
't'
,
'a'
);
p_sys
->
waveheader
.
DataLength
=
0
;
/* we just don't know */
p_sys
->
i_header_pos
=
0
;
/* Pts delay */
var_Create
(
p_access
,
"cdda-caching"
,
VLC_VAR_INTEGER
|
VLC_VAR_DOINHERIT
);
return
VLC_SUCCESS
;
error:
ioctl_Close
(
VLC_OBJECT
(
p_access
),
p_sys
->
vcddev
);
free
(
p_sys
);
return
VLC_EGENERIC
;
}
/*****************************************************************************
*
Access
Close: closes cdda
* Close: closes cdda
*****************************************************************************/
static
void
Access
Close
(
vlc_object_t
*
p_this
)
static
void
Close
(
vlc_object_t
*
p_this
)
{
input_thread_t
*
p_input
=
(
input_thread_t
*
)
p_this
;
access_sys_t
*
p_sys
=
p_input
->
p_access_data
;
access_t
*
p_access
=
(
access_t
*
)
p_this
;
access_sys_t
*
p_sys
=
p_access
->
p_sys
;
int
i
;
for
(
i
=
0
;
i
<
p_sys
->
i_titles
;
i
++
)
{
vlc_input_title_Delete
(
p_sys
->
title
[
i
]
);
}
ioctl_Close
(
p_this
,
p_sys
->
vcddev
);
free
(
p_sys
);
}
/*****************************************************************************
* Read: reads from the CDDA into PES packets.
*****************************************************************************
* Returns -1 in case of error, 0 in case of EOF, otherwise the number of
* bytes.
* Block: read data (CDDA_DATA_ONCE)
*****************************************************************************/
static
int
Read
(
input_thread_t
*
p_input
,
byte_t
*
p_buffer
,
size_t
i_len
)
static
block_t
*
Block
(
access_t
*
p_access
)
{
access_sys_t
*
p_sys
=
p_input
->
p_access_data
;
int
i_blocks
=
i_len
/
CDDA_DATA_SIZE
;
int
i_read
=
0
;
int
i_index
;
access_sys_t
*
p_sys
=
p_access
->
p_sys
;
block_t
*
p_block
;
int
i_blocks
;
int
i_read
;
int
i
;
if
(
p_access
->
info
.
b_eof
)
return
NULL
;
if
(
!
p_sys
->
i_header_pos
)
if
(
p_access
->
info
.
i_pos
<
sizeof
(
WAVEHEADER
)
)
{
p_sys
->
i_header_pos
=
sizeof
(
WAVEHEADER
);
i_blocks
=
(
i_len
-
sizeof
(
WAVEHEADER
))
/
CDDA_DATA_SIZE
;
memcpy
(
p_buffer
,
&
p_sys
->
waveheader
,
sizeof
(
WAVEHEADER
)
);
p_buffer
+=
sizeof
(
WAVEHEADER
);
i_read
+=
sizeof
(
WAVEHEADER
);
/* Return only the header */
p_block
=
block_New
(
p_access
,
sizeof
(
WAVEHEADER
)
);
memcpy
(
p_block
->
p_buffer
,
&
p_sys
->
waveheader
,
sizeof
(
WAVEHEADER
)
);
p_block
->
i_buffer
-=
p_access
->
info
.
i_pos
;
p_block
->
p_buffer
+=
p_access
->
info
.
i_pos
;
p_access
->
info
.
i_pos
+=
p_block
->
i_buffer
;
return
p_block
;
}
if
(
ioctl_ReadSectors
(
VLC_OBJECT
(
p_input
),
p_sys
->
vcddev
,
p_sys
->
i_sector
,
p_buffer
,
i_blocks
,
CDDA_TYPE
)
<
0
)
/* Read raw data */
i_blocks
=
CDDA_BLOCKS_ONCE
;
if
(
p_sys
->
i_sector
+
i_blocks
>=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
+
1
]
)
{
msg_Err
(
p_input
,
"could not read sector %d"
,
p_sys
->
i_sector
)
;
return
-
1
;
i_blocks
=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
+
1
]
-
p_sys
->
i_sector
;
if
(
i_blocks
<=
0
)
i_blocks
=
1
;
/* Should never occur */
}
for
(
i_index
=
0
;
i_index
<
i_blocks
;
i_index
++
)
{
p_sys
->
i_sector
++
;
if
(
p_sys
->
i_sector
==
p_sys
->
p_sectors
[
p_sys
->
i_track
+
1
]
)
{
input_area_t
*
p_area
;
p_block
=
block_New
(
p_access
,
i_blocks
*
CDDA_DATA_SIZE
);
if
(
p_sys
->
i_track
>=
p_sys
->
i_nb_tracks
-
1
)
{
return
0
;
/* EOF */
}
if
(
ioctl_ReadSectors
(
VLC_OBJECT
(
p_access
),
p_sys
->
vcddev
,
p_sys
->
i_sector
,
p_block
->
p_buffer
,
i_blocks
,
CDDA_TYPE
)
<
0
)
{
msg_Err
(
p_access
,
"cannot read a sector"
);
block_Release
(
p_block
);
vlc_mutex_lock
(
&
p_input
->
stream
.
stream_lock
)
;
p_area
=
p_input
->
stream
.
pp_areas
[
p_input
->
stream
.
p_selected_area
->
i_id
+
1
];
p_block
=
NULL
;
i_blocks
=
1
;
/* Next sector */
}
msg_Dbg
(
p_input
,
"new title"
);
i_read
=
0
;
for
(
i
=
0
;
i
<
i_blocks
;
i
++
)
{
/* A good sector read */
i_read
++
;
p_sys
->
i_sector
++
;
p_area
->
i_part
=
1
;
SetArea
(
p_input
,
p_area
);
vlc_mutex_unlock
(
&
p_input
->
stream
.
stream_lock
);
/* Check end of title */
if
(
p_sys
->
i_sector
>=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
+
1
]
)
{
if
(
p_access
->
info
.
i_title
+
1
>=
p_sys
->
i_titles
)
{
p_access
->
info
.
b_eof
=
VLC_TRUE
;
break
;
}
p_access
->
info
.
i_update
|=
INPUT_UPDATE_TITLE
|
INPUT_UPDATE_SIZE
;
p_access
->
info
.
i_title
++
;
p_access
->
info
.
i_size
=
p_sys
->
title
[
p_access
->
info
.
i_title
]
->
i_size
;
p_access
->
info
.
i_pos
=
sizeof
(
WAVEHEADER
);
}
i_read
+=
CDDA_DATA_SIZE
;
}
if
(
i_len
%
CDDA_DATA_SIZE
)
/* this should not happen */
if
(
i_read
<=
0
)
{
msg_Err
(
p_input
,
"must read full sectors"
);
block_Release
(
p_block
);
return
NULL
;
}
return
i_read
;
}
if
(
p_block
)
{
int
i_skip
=
(
p_access
->
info
.
i_pos
-
sizeof
(
WAVEHEADER
)
)
%
CDDA_DATA_SIZE
;
/*****************************************************************************
* SetProgram: Does nothing since a CDDA is mono_program
*****************************************************************************/
static
int
SetProgram
(
input_thread_t
*
p_input
,
pgrm_descriptor_t
*
p_program
)
{
return
VLC_EGENERIC
;
/* Really read data */
p_block
->
i_buffer
=
i_read
*
CDDA_DATA_SIZE
;
/* */
p_block
->
i_buffer
-=
i_skip
;
p_block
->
p_buffer
+=
i_skip
;
p_access
->
info
.
i_pos
+=
p_block
->
i_buffer
;
}
return
p_block
;
}
/*****************************************************************************
* SetArea: initialize input data for title x.
* It should be called for each user navigation request.
/****************************************************************************
* Seek
****************************************************************************/
static
int
Se
tArea
(
input_thread_t
*
p_input
,
input_area_t
*
p_area
)
static
int
Se
ek
(
access_t
*
p_access
,
int64_t
i_pos
)
{
access_sys_t
*
p_sys
=
p_input
->
p_access_data
;
vlc_value_t
val
;
access_sys_t
*
p_sys
=
p_access
->
p_sys
;
/* we can't use the interface slider until initilization is complete */
p_input
->
stream
.
b_seekable
=
0
;
p_access
->
info
.
i_pos
=
i_pos
;
if
(
p_area
!=
p_input
->
stream
.
p_selected_area
)
if
(
i_pos
>=
sizeof
(
WAVEHEADER
)
)
{
/* Change the default area */
p_input
->
stream
.
p_selected_area
=
p_area
;
/* Change the current track */
p_sys
->
i_track
=
p_area
->
i_id
-
1
;
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_sys
->
i_track
];
/* Update the navigation variables without triggering a callback */
val
.
i_int
=
p_area
->
i_id
;
var_Change
(
p_input
,
"title"
,
VLC_VAR_SETVALUE
,
&
val
,
NULL
);
/* Fix sector */
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
]
+
(
i_pos
-
sizeof
(
WAVEHEADER
)
)
/
(
int64_t
)
CDDA_DATA_SIZE
;
if
(
p_sys
->
i_sector
>=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
+
1
]
)
{
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
+
1
]
-
1
;
}
}
else
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_access
->
info
.
i_title
];
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_sys
->
i_track
];
p_access
->
info
.
b_eof
=
VLC_FALSE
;
return
VLC_SUCCESS
;
}
p_input
->
stream
.
p_selected_area
->
i_tell
=
(
off_t
)
p_sys
->
i_sector
*
(
off_t
)
CDDA_DATA_SIZE
-
p_input
->
stream
.
p_selected_area
->
i_start
;
/*****************************************************************************
* Control:
*****************************************************************************/
static
int
Control
(
access_t
*
p_access
,
int
i_query
,
va_list
args
)
{
access_sys_t
*
p_sys
=
p_access
->
p_sys
;
vlc_bool_t
*
pb_bool
;
int
*
pi_int
;
int64_t
*
pi_64
;
input_title_t
***
ppp_title
;
vlc_value_t
val
;
int
i
;
/* warn interface that something has changed */
p_input
->
stream
.
b_seekable
=
1
;
p_input
->
stream
.
b_changed
=
1
;
switch
(
i_query
)
{
/* */
case
ACCESS_CAN_SEEK
:
case
ACCESS_CAN_FASTSEEK
:
case
ACCESS_CAN_PAUSE
:
case
ACCESS_CAN_CONTROL_PACE
:
pb_bool
=
(
vlc_bool_t
*
)
va_arg
(
args
,
vlc_bool_t
*
);
*
pb_bool
=
VLC_TRUE
;
break
;
/* */
case
ACCESS_GET_MTU
:
pi_int
=
(
int
*
)
va_arg
(
args
,
int
*
);
*
pi_int
=
CDDA_DATA_ONCE
;
break
;
case
ACCESS_GET_PTS_DELAY
:
pi_64
=
(
int64_t
*
)
va_arg
(
args
,
int64_t
*
);
var_Get
(
p_access
,
"cdda-caching"
,
&
val
);
*
pi_64
=
val
.
i_int
*
1000
;
break
;
/* */
case
ACCESS_SET_PAUSE_STATE
:
break
;
case
ACCESS_GET_TITLE_INFO
:
ppp_title
=
(
input_title_t
***
)
va_arg
(
args
,
input_title_t
***
);
pi_int
=
(
int
*
)
va_arg
(
args
,
int
*
);
/* Duplicate title infos */
*
pi_int
=
p_sys
->
i_titles
;
*
ppp_title
=
malloc
(
sizeof
(
input_title_t
**
)
*
p_sys
->
i_titles
);
for
(
i
=
0
;
i
<
p_sys
->
i_titles
;
i
++
)
{
(
*
ppp_title
)[
i
]
=
vlc_input_title_Duplicate
(
p_sys
->
title
[
i
]
);
}
break
;
return
0
;
}
case
ACCESS_SET_TITLE
:
i
=
(
int
)
va_arg
(
args
,
int
);
if
(
i
!=
p_access
->
info
.
i_title
)
{
/* Update info */
p_access
->
info
.
i_update
|=
INPUT_UPDATE_TITLE
|
INPUT_UPDATE_SIZE
;
p_access
->
info
.
i_title
=
i
;
p_access
->
info
.
i_size
=
p_sys
->
title
[
i
]
->
i_size
;
p_access
->
info
.
i_pos
=
sizeof
(
WAVEHEADER
);
/* Next sector to read */
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
i
];
}
break
;
/****************************************************************************
* Seek
****************************************************************************/
static
void
Seek
(
input_thread_t
*
p_input
,
off_t
i_off
)
{
access_sys_t
*
p_sys
=
p_input
->
p_access_data
;
case
ACCESS_SET_SEEKPOINT
:
return
VLC_EGENERIC
;
p_sys
->
i_sector
=
p_sys
->
p_sectors
[
p_sys
->
i_track
]
+
i_off
/
(
off_t
)
CDDA_DATA_SIZE
;
default:
msg_Err
(
p_access
,
"unimplemented query in control"
);
return
VLC_EGENERIC
;
vlc_mutex_lock
(
&
p_input
->
stream
.
stream_lock
);
p_input
->
stream
.
p_selected_area
->
i_tell
=
(
off_t
)
p_sys
->
i_sector
*
(
off_t
)
CDDA_DATA_SIZE
-
p_input
->
stream
.
p_selected_area
->
i_start
;
vlc_mutex_unlock
(
&
p_input
->
stream
.
stream_lock
);
}
return
VLC_SUCCESS
;
}
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment