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2add6b5d
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体验新版 GitCode,发现更多精彩内容 >>
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2add6b5d
编写于
4月 12, 2003
作者:
M
Michael Niedermayer
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
use bilinear interpolation for the rotozoom
Originally committed as revision 1759 to
svn://svn.ffmpeg.org/ffmpeg/trunk
上级
f0ef6240
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
59 addition
and
40 deletion
+59
-40
tests/rotozoom.c
tests/rotozoom.c
+19
-0
tests/rotozoom.regression.ref
tests/rotozoom.regression.ref
+40
-40
未找到文件。
tests/rotozoom.c
浏览文件 @
2add6b5d
...
@@ -163,6 +163,21 @@ int teta = 0;
...
@@ -163,6 +163,21 @@ int teta = 0;
int
h_cos
[
360
];
int
h_cos
[
360
];
int
h_sin
[
360
];
int
h_sin
[
360
];
static
int
ipol
(
uint8_t
*
src
,
int
x
,
int
y
){
int
int_x
=
x
>>
16
;
int
int_y
=
y
>>
16
;
int
frac_x
=
x
&
0xFFFF
;
int
frac_y
=
y
&
0xFFFF
;
int
s00
=
src
[
(
int_x
&
255
)
+
256
*
(
int_y
&
255
)
];
int
s01
=
src
[
((
int_x
+
1
)
&
255
)
+
256
*
(
int_y
&
255
)
];
int
s10
=
src
[
(
int_x
&
255
)
+
256
*
((
int_y
+
1
)
&
255
)
];
int
s11
=
src
[
((
int_x
+
1
)
&
255
)
+
256
*
((
int_y
+
1
)
&
255
)
];
int
s0
=
(((
1
<<
16
)
-
frac_x
)
*
s00
+
frac_x
*
s01
)
>>
8
;
int
s1
=
(((
1
<<
16
)
-
frac_x
)
*
s10
+
frac_x
*
s11
)
>>
8
;
return
(((
1
<<
16
)
-
frac_y
)
*
s0
+
frac_y
*
s1
)
>>
24
;
}
void
gen_image
(
int
num
,
int
w
,
int
h
)
void
gen_image
(
int
num
,
int
w
,
int
h
)
{
{
const
int
c
=
h_cos
[
teta
];
const
int
c
=
h_cos
[
teta
];
...
@@ -193,8 +208,12 @@ void gen_image(int num, int w, int h)
...
@@ -193,8 +208,12 @@ void gen_image(int num, int w, int h)
for
(
i
=
0
;
i
<
w
;
i
++
)
{
for
(
i
=
0
;
i
<
w
;
i
++
)
{
x
+=
c
;
x
+=
c
;
y
-=
s
;
y
-=
s
;
#if 1
put_pixel
(
i
,
j
,
ipol
(
tab_r
,
x
,
y
),
ipol
(
tab_g
,
x
,
y
),
ipol
(
tab_b
,
x
,
y
));
#else
dep
=
((
x
>>
16
)
&
255
)
+
(((
y
>>
16
)
&
255
)
<<
8
);
dep
=
((
x
>>
16
)
&
255
)
+
(((
y
>>
16
)
&
255
)
<<
8
);
put_pixel
(
i
,
j
,
tab_r
[
dep
],
tab_g
[
dep
],
tab_b
[
dep
]);
put_pixel
(
i
,
j
,
tab_r
[
dep
],
tab_g
[
dep
],
tab_b
[
dep
]);
#endif
}
}
}
}
teta
=
(
teta
+
1
)
%
360
;
teta
=
(
teta
+
1
)
%
360
;
...
...
tests/rotozoom.regression.ref
浏览文件 @
2add6b5d
ffmpeg regression test
ffmpeg regression test
53ffeab95141e6a70f76a5da8d399502
*./data/a-mpeg1.mpg
1738d12380be0d8aa20d08e178349299
*./data/a-mpeg1.mpg
5eb64d914bcfde923841775b59aa8824
*./data/out.yuv
0cf790edd0f4c5cf993c2d59211b9de2
*./data/out.yuv
stddev:
5.79
bytes:7299072
stddev:
4.91
bytes:7299072
5010ba12d570da1b67cf8228cf57ae64
*./data/a-msmpeg4v2.avi
839e446f4ea8748e0887302d55f762a3
*./data/a-msmpeg4v2.avi
4e770952654358c3f433f62076a3699c
*./data/out.yuv
fc8881e0904af9491d5fa0163183954b
*./data/out.yuv
stddev:
6.34
bytes:7602176
stddev:
5.29
bytes:7602176
3d86f471d5ead1a28d16e872df9e925d
*./data/a-msmpeg4.avi
721cdb93713aeaf75a7b4b674cb3cd56
*./data/a-msmpeg4.avi
eca94a909c3efb47d5ae17a3531415b5
*./data/out.yuv
dd82e8badc40ad5f76b0ffc1d6945b1c
*./data/out.yuv
stddev:
6.34
bytes:7602176
stddev:
5.29
bytes:7602176
0a595c1cf463ed333da18fe8fa35c574
*./data/a-wmv1.avi
125f1356f9667a96aa00226172457680
*./data/a-wmv1.avi
d5af5d26b85d04996a254bc0e0da16ab
*./data/out.yuv
407c23671e7c7265c19c91966dbba317
*./data/out.yuv
stddev:
6.33
bytes:7602176
stddev:
5.29
bytes:7602176
ccf667747ae00dc3749186879b79a51
2 *./data/a-wmv2.avi
f23abd7191ba8d4cbb2314961bcdd1e
2 *./data/a-wmv2.avi
d5af5d26b85d04996a254bc0e0da16ab
*./data/out.yuv
407c23671e7c7265c19c91966dbba317
*./data/out.yuv
stddev:
6.33
bytes:7602176
stddev:
5.29
bytes:7602176
06de9fb1fc7835586cc021766b01efe0
*./data/a-h263.avi
99a676b81d3afcbb3a752260682e96fc
*./data/a-h263.avi
a5c270fa5eff8be3ba37c29a2ab23b3
a *./data/out.yuv
8bcc9f78373ec424e864b40734e124b
a *./data/out.yuv
stddev:
6.42
bytes:7602176
stddev:
5.41
bytes:7602176
0a0e7bbe5f29bd62b6a78353b8af398c
*./data/a-h263p.avi
971ec67fbb8d13f207b2f97dcc48d0c0
*./data/a-h263p.avi
90a76e3af35aa6353748b80a23d71682
*./data/out.yuv
a63dcff871fd46481a4a7260aebbcdb5
*./data/out.yuv
stddev:
2.0
9 bytes:7602176
stddev:
1.8
9 bytes:7602176
8f0b6b12b267a52d9387dea6c13c03a0
*./data/a-odivx.avi
d8cd283796436c02bbd8a2d7509f5047
*./data/a-odivx.avi
54462ec0c0c490fcc9f241b4db316b72
*./data/out.yuv
675ae0065619a2a73682f6a51ebf72d4
*./data/out.yuv
stddev:
6.33
bytes:7602176
stddev:
5.28
bytes:7602176
7098bda9d5040fb546c4f09c0c4b2c10
*./data/a-huffyuv.avi
40c42b6e377a41b312790bd94250aa11
*./data/a-huffyuv.avi
fcf7324a82f7c8f82938e183fb3d9160
*./data/out.yuv
dde5895817ad9d219f79a52d0bdfb001
*./data/out.yuv
stddev: 0.00 bytes:7602176
stddev: 0.00 bytes:7602176
2380e8af936ace954ae4f6f9b28834e4
*./data/a-mpeg4-rc.avi
a8436e6fae13045887ba819a4256f622
*./data/a-mpeg4-rc.avi
c42afeb9a193ff621fe7817625b1ac26
*./data/out.yuv
6851f0023a361b2b088d115f6d42d03e
*./data/out.yuv
stddev:
7.08
bytes:7145472
stddev:
5.12
bytes:7145472
a903c3f843d46148c921753e0329c53a
*./data/a-mpeg4-adv.avi
b80f9150eceaedf5b27f1573c235b304
*./data/a-mpeg4-adv.avi
97c59508e0ff00a2c85a236816d27ac1
*./data/out.yuv
e465df12f2c8a6492a6ec0b1bddc1d0d
*./data/out.yuv
stddev:
5.93
bytes:7602176
stddev:
4.97
bytes:7602176
4268e97a03ed85d23d4811a7801bcd34
*./data/a-mpeg1b.mpg
2ec827a941ee8e82911280405987f8ef
*./data/a-mpeg1b.mpg
69a02eaf41614c89cc143346e17e9312
*./data/out.yuv
145c3741d70bc40d5c93de709aca70ee
*./data/out.yuv
stddev: 4.
87
bytes:6842368
stddev: 4.
12
bytes:6842368
68330608354aa4bade1dad5d78965f7c
*./data/a-mjpeg.avi
cf72ef41287bfe76d552c7c5e841325a
*./data/a-mjpeg.avi
5d8d78dda9b7fed66a9867c481790bee
*./data/out.yuv
a365b4da246ad68caf96b702b7f961a1
*./data/out.yuv
stddev:
5.77
bytes:7602176
stddev:
4.76
bytes:7602176
8d05d59683f7803ae2ddf214b29f09b1
*./data/a-rv10.rm
1b46671251277c14f3a24a034648c458
*./data/a-rv10.rm
b5654603df11d5a3ac77db9274d11e6f
*./data/out.yuv
e1923bc2940a017858e354c3fb0e6244
*./data/out.yuv
stddev: 13.18 bytes:7602176
stddev: 13.18 bytes:7602176
21f8ff9f1daacd9133683bb4ea0f50a4 *./data/a-mp2.mp2
21f8ff9f1daacd9133683bb4ea0f50a4 *./data/a-mp2.mp2
116d1290ba1b4eb98fdee52e423417b1 *./data/out.wav
116d1290ba1b4eb98fdee52e423417b1 *./data/out.wav
...
...
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