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swscale: Add cliping to yuv2422_1_c_template()

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-02-14 20:33:39 +01:00
parent ef96bf294d
commit f03a029939
1 changed files with 14 additions and 0 deletions
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14
libswscale/output.c
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@ -519,6 +519,13 @@ yuv2422_1_c_template(SwsContext *c, const int16_t *buf0,
int U = (ubuf0[i] +64) >> 7;
int V = (vbuf0[i] +64) >> 7;
if ((Y1 | Y2 | U | V) & 0x100) {
Y1 = av_clip_uint8(Y1);
Y2 = av_clip_uint8(Y2);
U = av_clip_uint8(U);
V = av_clip_uint8(V);
}
output_pixels(i * 4, Y1, U, Y2, V);
}
} else {
@ -529,6 +536,13 @@ yuv2422_1_c_template(SwsContext *c, const int16_t *buf0,
int U = (ubuf0[i] + ubuf1[i]+128) >> 8;
int V = (vbuf0[i] + vbuf1[i]+128) >> 8;
if ((Y1 | Y2 | U | V) & 0x100) {
Y1 = av_clip_uint8(Y1);
Y2 = av_clip_uint8(Y2);
U = av_clip_uint8(U);
V = av_clip_uint8(V);
}
output_pixels(i * 4, Y1, U, Y2, V);
}
}