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Steve Lhomme
VLC
Commits
dee009c7
Commit
dee009c7
authored
Apr 11, 2014
by
Rafaël Carré
Committed by
François Cartegnie
Nov 13, 2016
Browse files
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Plain Diff
vout: decklink: add AFD skeleton
Signed-off-by:
Francois Cartegnie
<
fcvlcdev@free.fr
>
parent
74bc33ad
Changes
1
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1 changed file
with
88 additions
and
1 deletion
+88
-1
modules/video_output/decklink.cpp
modules/video_output/decklink.cpp
+88
-1
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modules/video_output/decklink.cpp
View file @
dee009c7
...
...
@@ -70,6 +70,9 @@ static const int pi_channels_maps[CHANNELS_MAX+1] =
"After this delay we black out the video."\
)
#define AFDLINE_INDEX_TEXT N_("Active Format Descriptor line.")
#define AFDLINE_INDEX_LONGTEXT N_("VBI line on which to output Active Format Descriptor.")
#define NOSIGNAL_IMAGE_TEXT N_("Picture to display on input signal loss.")
#define NOSIGNAL_IMAGE_LONGTEXT NOSIGNAL_IMAGE_TEXT
...
...
@@ -193,6 +196,8 @@ vlc_module_begin()
VIDEO_TENBITS_TEXT
,
VIDEO_TENBITS_LONGTEXT
,
true
)
add_integer
(
VIDEO_CFG_PREFIX
"nosignal-delay"
,
5
,
NOSIGNAL_INDEX_TEXT
,
NOSIGNAL_INDEX_LONGTEXT
,
true
)
add_integer
(
VIDEO_CFG_PREFIX
"afd-line"
,
16
,
AFDLINE_INDEX_TEXT
,
AFDLINE_INDEX_LONGTEXT
,
true
)
add_loadfile
(
VIDEO_CFG_PREFIX
"nosignal-image"
,
NULL
,
NOSIGNAL_IMAGE_TEXT
,
NOSIGNAL_IMAGE_LONGTEXT
,
true
)
...
...
@@ -677,6 +682,61 @@ static void v210_convert(void *frame_bytes, picture_t *pic, int dst_stride)
}
}
static
void
send_AFD
(
vout_display_t
*
vd
,
uint8_t
*
buf
)
{
const
size_t
len
=
6
/* vanc header */
+
8
/* AFD data */
+
1
/* csum */
;
const
size_t
s
=
((
len
+
5
)
/
6
)
*
6
;
// align for v210
uint16_t
afd
[
s
];
afd
[
0
]
=
0x000
;
afd
[
1
]
=
0x3ff
;
afd
[
2
]
=
0x3ff
;
afd
[
3
]
=
0x41
;
// DID
afd
[
4
]
=
0x05
;
// SDID
afd
[
5
]
=
8
;
// Data Count
int
afd_code
=
0
;
int
AR
=
0
;
int
bar_data_flags
=
0
;
int
bar_data_val1
=
0
;
int
bar_data_val2
=
0
;
afd
[
6
]
=
(
afd_code
<<
3
)
|
(
AR
<<
2
);
afd
[
7
]
=
0
;
// reserved
afd
[
8
]
=
0
;
// reserved
afd
[
9
]
=
bar_data_flags
<<
4
;
afd
[
10
]
=
bar_data_val1
<<
8
;
afd
[
11
]
=
bar_data_val1
&
0xff
;
afd
[
12
]
=
bar_data_val2
<<
8
;
afd
[
13
]
=
bar_data_val2
&
0xff
;
/* parity bit */
for
(
size_t
i
=
3
;
i
<
len
-
1
;
i
++
)
afd
[
i
]
|=
parity
(
afd
[
i
])
?
0x100
:
0x200
;
/* vanc checksum */
uint16_t
vanc_sum
=
0
;
for
(
size_t
i
=
3
;
i
<
len
-
1
;
i
++
)
{
vanc_sum
+=
afd
[
i
];
vanc_sum
&=
0x1ff
;
}
afd
[
len
-
1
]
=
vanc_sum
|
((
~
vanc_sum
&
0x100
)
<<
1
);
/* pad */
for
(
size_t
i
=
len
;
i
<
s
;
i
++
)
afd
[
i
]
=
0x040
;
/* convert to v210 and write into VANC */
for
(
size_t
w
=
0
;
w
<
s
/
6
;
w
++
)
{
put_le32
(
&
buf
,
afd
[
w
*
6
+
0
]
<<
10
);
put_le32
(
&
buf
,
afd
[
w
*
6
+
1
]
|
(
afd
[
w
*
6
+
2
]
<<
20
));
put_le32
(
&
buf
,
afd
[
w
*
6
+
3
]
<<
10
);
put_le32
(
&
buf
,
afd
[
w
*
6
+
4
]
|
(
afd
[
w
*
6
+
5
]
<<
20
));
}
}
static
void
DisplayVideo
(
vout_display_t
*
vd
,
picture_t
*
picture
,
subpicture_t
*
)
{
vout_display_sys_t
*
sys
=
vd
->
sys
;
...
...
@@ -734,8 +794,35 @@ static void DisplayVideo(vout_display_t *vd, picture_t *picture, subpicture_t *)
pDLVideoFrame
->
GetBytes
((
void
**
)
&
frame_bytes
);
stride
=
pDLVideoFrame
->
GetRowBytes
();
if
(
sys
->
tenbits
)
if
(
sys
->
tenbits
)
{
IDeckLinkVideoFrameAncillary
*
vanc
;
int
line
;
void
*
buf
;
result
=
decklink_sys
->
p_output
->
CreateAncillaryData
(
sys
->
tenbits
?
bmdFormat10BitYUV
:
bmdFormat8BitYUV
,
&
vanc
);
if
(
result
!=
S_OK
)
{
msg_Err
(
vd
,
"Failed to create vanc: %d"
,
result
);
goto
end
;
}
line
=
var_InheritInteger
(
vd
,
VIDEO_CFG_PREFIX
"afd-line"
);
result
=
vanc
->
GetBufferForVerticalBlankingLine
(
line
,
&
buf
);
if
(
result
!=
S_OK
)
{
msg_Err
(
vd
,
"Failed to get VBI line %d: %d"
,
line
,
result
);
goto
end
;
}
send_AFD
(
vd
,
(
uint8_t
*
)
buf
);
v210_convert
(
frame_bytes
,
picture
,
stride
);
result
=
pDLVideoFrame
->
SetAncillaryData
(
vanc
);
vanc
->
Release
();
if
(
result
!=
S_OK
)
{
msg_Err
(
vd
,
"Failed to set vanc: %d"
,
result
);
goto
end
;
}
}
else
for
(
int
y
=
0
;
y
<
h
;
++
y
)
{
uint8_t
*
dst
=
(
uint8_t
*
)
frame_bytes
+
stride
*
y
;
const
uint8_t
*
src
=
(
const
uint8_t
*
)
picture
->
p
[
0
].
p_pixels
+
...
...
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