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体验新版 GitCode,发现更多精彩内容 >>
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b4679ecd
编写于
2月 19, 2014
作者:
A
Anton Khirnov
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
{v,a}f_showinfo: print frame side data
上级
15c5a8d2
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
165 addition
and
0 deletion
+165
-0
libavfilter/af_ashowinfo.c
libavfilter/af_ashowinfo.c
+110
-0
libavfilter/vf_showinfo.c
libavfilter/vf_showinfo.c
+55
-0
未找到文件。
libavfilter/af_ashowinfo.c
浏览文件 @
b4679ecd
...
...
@@ -30,7 +30,10 @@
#include "libavutil/attributes.h"
#include "libavutil/channel_layout.h"
#include "libavutil/common.h"
#include "libavutil/downmix_info.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavutil/replaygain.h"
#include "libavutil/samplefmt.h"
#include "audio.h"
...
...
@@ -66,6 +69,99 @@ static av_cold void uninit(AVFilterContext *ctx)
av_freep
(
&
s
->
plane_checksums
);
}
static
void
dump_matrixenc
(
AVFilterContext
*
ctx
,
AVFrameSideData
*
sd
)
{
enum
AVMatrixEncoding
enc
;
av_log
(
ctx
,
AV_LOG_INFO
,
"matrix encoding: "
);
if
(
sd
->
size
<
sizeof
(
enum
AVMatrixEncoding
))
{
av_log
(
ctx
,
AV_LOG_INFO
,
"invalid data"
);
return
;
}
enc
=
*
(
enum
AVMatrixEncoding
*
)
sd
->
data
;
switch
(
enc
)
{
case
AV_MATRIX_ENCODING_NONE
:
av_log
(
ctx
,
AV_LOG_INFO
,
"none"
);
break
;
case
AV_MATRIX_ENCODING_DOLBY
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby"
);
break
;
case
AV_MATRIX_ENCODING_DPLII
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby Pro Logic II"
);
break
;
case
AV_MATRIX_ENCODING_DPLIIX
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby Pro Logic IIx"
);
break
;
case
AV_MATRIX_ENCODING_DPLIIZ
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby Pro Logic IIz"
);
break
;
case
AV_MATRIX_ENCODING_DOLBYEX
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby EX"
);
break
;
case
AV_MATRIX_ENCODING_DOLBYHEADPHONE
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby Headphone"
);
break
;
default:
av_log
(
ctx
,
AV_LOG_WARNING
,
"unknown"
);
break
;
}
}
static
void
dump_downmix
(
AVFilterContext
*
ctx
,
AVFrameSideData
*
sd
)
{
AVDownmixInfo
*
di
;
av_log
(
ctx
,
AV_LOG_INFO
,
"downmix: "
);
if
(
sd
->
size
<
sizeof
(
*
di
))
{
av_log
(
ctx
,
AV_LOG_INFO
,
"invalid data"
);
return
;
}
di
=
(
AVDownmixInfo
*
)
sd
->
data
;
av_log
(
ctx
,
AV_LOG_INFO
,
"preferred downmix type - "
);
switch
(
di
->
preferred_downmix_type
)
{
case
AV_DOWNMIX_TYPE_LORO
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Lo/Ro"
);
break
;
case
AV_DOWNMIX_TYPE_LTRT
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Lt/Rt"
);
break
;
case
AV_DOWNMIX_TYPE_DPLII
:
av_log
(
ctx
,
AV_LOG_INFO
,
"Dolby Pro Logic II"
);
break
;
default:
av_log
(
ctx
,
AV_LOG_WARNING
,
"unknown"
);
break
;
}
av_log
(
ctx
,
AV_LOG_INFO
,
" Mix levels: center %f (%f ltrt) - "
"surround %f (%f ltrt) - lfe %f"
,
di
->
center_mix_level
,
di
->
center_mix_level_ltrt
,
di
->
surround_mix_level
,
di
->
surround_mix_level_ltrt
,
di
->
lfe_mix_level
);
}
static
void
print_gain
(
AVFilterContext
*
ctx
,
const
char
*
str
,
int32_t
gain
)
{
av_log
(
ctx
,
AV_LOG_INFO
,
"%s - "
,
str
);
if
(
gain
==
INT32_MIN
)
av_log
(
ctx
,
AV_LOG_INFO
,
"unknown"
);
else
av_log
(
ctx
,
AV_LOG_INFO
,
"%f"
,
gain
/
100000
.
0
f
);
av_log
(
ctx
,
AV_LOG_INFO
,
", "
);
}
static
void
print_peak
(
AVFilterContext
*
ctx
,
const
char
*
str
,
uint32_t
peak
)
{
av_log
(
ctx
,
AV_LOG_INFO
,
"%s - "
,
str
);
if
(
!
peak
)
av_log
(
ctx
,
AV_LOG_INFO
,
"unknown"
);
else
av_log
(
ctx
,
AV_LOG_INFO
,
"%f"
,
(
float
)
peak
/
UINT32_MAX
);
av_log
(
ctx
,
AV_LOG_INFO
,
", "
);
}
static
void
dump_replaygain
(
AVFilterContext
*
ctx
,
AVFrameSideData
*
sd
)
{
AVReplayGain
*
rg
;
av_log
(
ctx
,
AV_LOG_INFO
,
"replaygain: "
);
if
(
sd
->
size
<
sizeof
(
*
rg
))
{
av_log
(
ctx
,
AV_LOG_INFO
,
"invalid data"
);
return
;
}
rg
=
(
AVReplayGain
*
)
sd
->
data
;
print_gain
(
ctx
,
"track gain"
,
rg
->
track_gain
);
print_peak
(
ctx
,
"track peak"
,
rg
->
track_peak
);
print_gain
(
ctx
,
"album gain"
,
rg
->
album_gain
);
print_peak
(
ctx
,
"album peak"
,
rg
->
album_peak
);
}
static
void
dump_unknown
(
AVFilterContext
*
ctx
,
AVFrameSideData
*
sd
)
{
av_log
(
ctx
,
AV_LOG_INFO
,
"unknown side data type: %d, size %d bytes"
,
sd
->
type
,
sd
->
size
);
}
static
int
filter_frame
(
AVFilterLink
*
inlink
,
AVFrame
*
buf
)
{
AVFilterContext
*
ctx
=
inlink
->
dst
;
...
...
@@ -104,6 +200,20 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
av_log
(
ctx
,
AV_LOG_INFO
,
"%08"
PRIX32
" "
,
s
->
plane_checksums
[
i
]);
av_log
(
ctx
,
AV_LOG_INFO
,
"]
\n
"
);
for
(
i
=
0
;
i
<
buf
->
nb_side_data
;
i
++
)
{
AVFrameSideData
*
sd
=
buf
->
side_data
[
i
];
av_log
(
ctx
,
AV_LOG_INFO
,
" side data - "
);
switch
(
sd
->
type
)
{
case
AV_FRAME_DATA_MATRIXENCODING
:
dump_matrixenc
(
ctx
,
sd
);
break
;
case
AV_FRAME_DATA_DOWNMIX_INFO
:
dump_downmix
(
ctx
,
sd
);
break
;
case
AV_FRAME_DATA_REPLAYGAIN
:
dump_replaygain
(
ctx
,
sd
);
break
;
default:
dump_unknown
(
ctx
,
sd
);
break
;
}
av_log
(
ctx
,
AV_LOG_INFO
,
"
\n
"
);
}
s
->
frame
++
;
return
ff_filter_frame
(
inlink
->
dst
->
outputs
[
0
],
buf
);
}
...
...
libavfilter/vf_showinfo.c
浏览文件 @
b4679ecd
...
...
@@ -28,6 +28,8 @@
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/pixdesc.h"
#include "libavutil/stereo3d.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"
...
...
@@ -36,6 +38,36 @@ typedef struct {
unsigned
int
frame
;
}
ShowInfoContext
;
static
void
dump_stereo3d
(
AVFilterContext
*
ctx
,
AVFrameSideData
*
sd
)
{
AVStereo3D
*
stereo
;
av_log
(
ctx
,
AV_LOG_INFO
,
"stereoscopic information: "
);
if
(
sd
->
size
<
sizeof
(
*
stereo
))
{
av_log
(
ctx
,
AV_LOG_INFO
,
"invalid data"
);
return
;
}
stereo
=
(
AVStereo3D
*
)
sd
->
data
;
av_log
(
ctx
,
AV_LOG_INFO
,
"type - "
);
switch
(
stereo
->
type
)
{
case
AV_STEREO3D_2D
:
av_log
(
ctx
,
AV_LOG_INFO
,
"2D"
);
break
;
case
AV_STEREO3D_SIDEBYSIDE
:
av_log
(
ctx
,
AV_LOG_INFO
,
"side by side"
);
break
;
case
AV_STEREO3D_TOPBOTTOM
:
av_log
(
ctx
,
AV_LOG_INFO
,
"top and bottom"
);
break
;
case
AV_STEREO3D_FRAMESEQUENCE
:
av_log
(
ctx
,
AV_LOG_INFO
,
"frame alternate"
);
break
;
case
AV_STEREO3D_CHECKERBOARD
:
av_log
(
ctx
,
AV_LOG_INFO
,
"checkerboard"
);
break
;
case
AV_STEREO3D_LINES
:
av_log
(
ctx
,
AV_LOG_INFO
,
"interleaved lines"
);
break
;
case
AV_STEREO3D_COLUMNS
:
av_log
(
ctx
,
AV_LOG_INFO
,
"interleaved columns"
);
break
;
case
AV_STEREO3D_SIDEBYSIDE_QUINCUNX
:
av_log
(
ctx
,
AV_LOG_INFO
,
"side by side "
"(quincunx subsampling)"
);
break
;
default:
av_log
(
ctx
,
AV_LOG_WARNING
,
"unknown"
);
break
;
}
if
(
stereo
->
flags
&
AV_STEREO3D_FLAG_INVERT
)
av_log
(
ctx
,
AV_LOG_INFO
,
" (inverted)"
);
}
static
int
filter_frame
(
AVFilterLink
*
inlink
,
AVFrame
*
frame
)
{
AVFilterContext
*
ctx
=
inlink
->
dst
;
...
...
@@ -71,6 +103,29 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
av_get_picture_type_char
(
frame
->
pict_type
),
checksum
,
plane_checksum
[
0
],
plane_checksum
[
1
],
plane_checksum
[
2
],
plane_checksum
[
3
]);
for
(
i
=
0
;
i
<
frame
->
nb_side_data
;
i
++
)
{
AVFrameSideData
*
sd
=
frame
->
side_data
[
i
];
av_log
(
ctx
,
AV_LOG_INFO
,
" side data - "
);
switch
(
sd
->
type
)
{
case
AV_FRAME_DATA_PANSCAN
:
av_log
(
ctx
,
AV_LOG_INFO
,
"pan/scan"
);
break
;
case
AV_FRAME_DATA_A53_CC
:
av_log
(
ctx
,
AV_LOG_INFO
,
"A/53 closed captions (%d bytes)"
,
sd
->
size
);
break
;
case
AV_FRAME_DATA_STEREO3D
:
dump_stereo3d
(
ctx
,
sd
);
break
;
default:
av_log
(
ctx
,
AV_LOG_WARNING
,
"unknown side data type %d (%d bytes)"
,
sd
->
type
,
sd
->
size
);
break
;
}
av_log
(
ctx
,
AV_LOG_INFO
,
"
\n
"
);
}
showinfo
->
frame
++
;
return
ff_filter_frame
(
inlink
->
dst
->
outputs
[
0
],
frame
);
}
...
...
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