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Linshizhi
ffmpeg.wasm-core
Commits
0724373d
Commit
0724373d
authored
Jun 09, 2008
by
Baptiste Coudurier
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cosmetics
Originally committed as revision 13731 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
eeb28150
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Showing
1 changed file
with
31 additions
and
30 deletions
+31
-30
movenc.c
libavformat/movenc.c
+31
-30
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libavformat/movenc.c
View file @
0724373d
...
...
@@ -81,7 +81,7 @@ typedef struct MOVContext {
}
MOVContext
;
//FIXME support 64 bit variant with wide placeholders
static
offset_t
updateSize
(
ByteIOContext
*
pb
,
offset_t
pos
)
static
offset_t
updateSize
(
ByteIOContext
*
pb
,
offset_t
pos
)
{
offset_t
curpos
=
url_ftell
(
pb
);
url_fseek
(
pb
,
pos
,
SEEK_SET
);
...
...
@@ -92,7 +92,7 @@ static offset_t updateSize (ByteIOContext *pb, offset_t pos)
}
/* Chunk offset atom */
static
int
mov_write_stco_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stco_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
int
i
;
int
mode64
=
0
;
// use 32 bit size variant if possible
...
...
@@ -115,7 +115,7 @@ static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
}
/* Sample size atom */
static
int
mov_write_stsz_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stsz_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
int
equalChunks
=
1
;
int
i
,
j
,
entries
=
0
,
tst
=
-
1
,
oldtst
=
-
1
;
...
...
@@ -152,7 +152,7 @@ static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
}
/* Sample to chunk atom */
static
int
mov_write_stsc_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stsc_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
int
index
=
0
,
oldval
=
-
1
,
i
;
offset_t
entryPos
,
curpos
;
...
...
@@ -182,7 +182,7 @@ static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
}
/* Sync sample atom */
static
int
mov_write_stss_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stss_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
curpos
,
entryPos
;
int
i
,
index
=
0
;
...
...
@@ -253,7 +253,7 @@ static void putDescr(ByteIOContext *pb, int tag, unsigned int size)
put_byte
(
pb
,
size
&
0x7F
);
}
static
int
mov_write_esds_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
// Basic
static
int
mov_write_esds_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
// Basic
{
offset_t
pos
=
url_ftell
(
pb
);
int
decoderSpecificInfoLen
=
track
->
vosLen
?
descrLength
(
track
->
vosLen
)
:
0
;
...
...
@@ -302,7 +302,7 @@ static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_wave_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_wave_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
...
...
@@ -334,7 +334,7 @@ static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_glbl_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_glbl_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
put_be32
(
pb
,
track
->
vosLen
+
8
);
put_tag
(
pb
,
"glbl"
);
...
...
@@ -342,7 +342,7 @@ static int mov_write_glbl_tag(ByteIOContext *pb, MOVTrack* track)
return
8
+
track
->
vosLen
;
}
static
int
mov_write_audio_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_audio_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
int
version
=
track
->
mode
==
MODE_MOV
&&
...
...
@@ -569,7 +569,7 @@ static int mov_write_uuid_tag_ipod(ByteIOContext *pb)
return
28
;
}
static
int
mov_write_video_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_video_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
char
compressor_name
[
32
];
...
...
@@ -633,7 +633,7 @@ static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_stsd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stsd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
put_be32
(
pb
,
0
);
/* size */
...
...
@@ -647,7 +647,7 @@ static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_ctts_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_ctts_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
MOV_stts_t
*
ctts_entries
;
uint32_t
entries
=
0
;
...
...
@@ -681,7 +681,7 @@ static int mov_write_ctts_tag(ByteIOContext *pb, MOVTrack* track)
}
/* Time to sample atom */
static
int
mov_write_stts_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stts_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
MOV_stts_t
*
stts_entries
;
uint32_t
entries
=
-
1
;
...
...
@@ -736,7 +736,7 @@ static int mov_write_dref_tag(ByteIOContext *pb)
return
28
;
}
static
int
mov_write_stbl_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_stbl_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
put_be32
(
pb
,
0
);
/* size */
...
...
@@ -783,7 +783,7 @@ static int mov_write_vmhd_tag(ByteIOContext *pb)
return
0x14
;
}
static
int
mov_write_hdlr_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_hdlr_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
const
char
*
descr
,
*
hdlr
,
*
hdlr_type
;
offset_t
pos
=
url_ftell
(
pb
);
...
...
@@ -816,7 +816,7 @@ static int mov_write_hdlr_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_minf_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_minf_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
put_be32
(
pb
,
0
);
/* size */
...
...
@@ -832,7 +832,7 @@ static int mov_write_minf_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_mdhd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_mdhd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
int
version
=
track
->
trackDuration
<
INT32_MAX
?
0
:
1
;
...
...
@@ -862,7 +862,7 @@ static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack* track)
return
32
;
}
static
int
mov_write_mdia_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_mdia_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
put_be32
(
pb
,
0
);
/* size */
...
...
@@ -873,7 +873,7 @@ static int mov_write_mdia_tag(ByteIOContext *pb, MOVTrack* track)
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_tkhd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_tkhd_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
int64_t
duration
=
av_rescale_rnd
(
track
->
trackDuration
,
globalTimescale
,
track
->
timescale
,
AV_ROUND_UP
);
int
version
=
duration
<
INT32_MAX
?
0
:
1
;
...
...
@@ -964,7 +964,7 @@ static int mov_write_uuid_tag_psp(ByteIOContext *pb, MOVTrack *mov)
return
0x34
;
}
static
int
mov_write_trak_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
static
int
mov_write_trak_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
put_be32
(
pb
,
0
);
/* size */
...
...
@@ -1052,7 +1052,7 @@ static int mov_write_mvhd_tag(ByteIOContext *pb, MOVContext *mov)
return
0x6c
;
}
static
int
mov_write_itunes_hdlr_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
static
int
mov_write_itunes_hdlr_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
AVFormatContext
*
s
)
{
offset_t
pos
=
url_ftell
(
pb
);
...
...
@@ -1111,7 +1111,7 @@ static int mov_write_day_tag(ByteIOContext *pb, int year, int long_style)
}
/* iTunes track number */
static
int
mov_write_trkn_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
static
int
mov_write_trkn_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
AVFormatContext
*
s
)
{
int
size
=
0
;
...
...
@@ -1137,7 +1137,7 @@ static int mov_write_trkn_tag(ByteIOContext *pb, MOVContext* mov,
}
/* iTunes meta data list */
static
int
mov_write_ilst_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
static
int
mov_write_ilst_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
AVFormatContext
*
s
)
{
offset_t
pos
=
url_ftell
(
pb
);
...
...
@@ -1157,7 +1157,7 @@ static int mov_write_ilst_tag(ByteIOContext *pb, MOVContext* mov,
}
/* iTunes meta data tag */
static
int
mov_write_meta_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
static
int
mov_write_meta_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
AVFormatContext
*
s
)
{
int
size
=
0
;
...
...
@@ -1176,7 +1176,7 @@ static int mov_write_meta_tag(ByteIOContext *pb, MOVContext* mov,
return
size
;
}
static
int
mov_write_udta_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
static
int
mov_write_udta_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
,
AVFormatContext
*
s
)
{
int
i
,
req
=
0
;
...
...
@@ -1224,7 +1224,8 @@ static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov,
return
0
;
}
static
int
utf8len
(
const
uint8_t
*
b
){
static
int
utf8len
(
const
uint8_t
*
b
)
{
int
len
=
0
;
int
val
;
while
(
*
b
){
...
...
@@ -1234,7 +1235,7 @@ static int utf8len(const uint8_t *b){
return
len
;
}
static
int
ascii_to_wc
(
ByteIOContext
*
pb
,
const
uint8_t
*
b
)
static
int
ascii_to_wc
(
ByteIOContext
*
pb
,
const
uint8_t
*
b
)
{
int
val
;
while
(
*
b
){
...
...
@@ -1245,12 +1246,12 @@ static int ascii_to_wc (ByteIOContext *pb, const uint8_t *b)
return
0
;
}
static
uint16_t
language_code
(
const
char
*
str
)
static
uint16_t
language_code
(
const
char
*
str
)
{
return
(((
str
[
0
]
-
0x60
)
&
0x1F
)
<<
10
)
+
(((
str
[
1
]
-
0x60
)
&
0x1F
)
<<
5
)
+
((
str
[
2
]
-
0x60
)
&
0x1F
);
}
static
int
mov_write_uuidusmt_tag
(
ByteIOContext
*
pb
,
AVFormatContext
*
s
)
static
int
mov_write_uuidusmt_tag
(
ByteIOContext
*
pb
,
AVFormatContext
*
s
)
{
size_t
len
,
size
;
offset_t
pos
,
curpos
;
...
...
@@ -1360,7 +1361,7 @@ static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
return
updateSize
(
pb
,
pos
);
}
static
int
mov_write_mdat_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
)
static
int
mov_write_mdat_tag
(
ByteIOContext
*
pb
,
MOVContext
*
mov
)
{
put_be32
(
pb
,
8
);
// placeholder for extended size field (64 bit)
put_tag
(
pb
,
mov
->
mode
==
MODE_MOV
?
"wide"
:
"free"
);
...
...
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