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libswscale/swscale: fix -Wunused-function

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hyscale, hcscale are only used in old filter code, hence place
header guard to silence -Wunused-function.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Ganesh Ajjanagadde 2015-09-18 16:35:33 -04:00 committed by Michael Niedermayer
parent 0fe1c50e50
commit b4cb597900
1 changed files with 2 additions and 0 deletions
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libswscale/swscale.c
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@ -240,6 +240,7 @@ static void lumRangeFromJpeg16_c(int16_t *_dst, int width)
dst[i] = (dst[i]*(14071/4) + (33561947<<4)/4)>>12;
}
#ifndef NEW_FILTER
// *** horizontal scale Y line to temp buffer
static av_always_inline void hyscale(SwsContext *c, int16_t *dst, int dstWidth,
const uint8_t *src_in[4],
@ -311,6 +312,7 @@ static av_always_inline void hcscale(SwsContext *c, int16_t *dst1,
if (c->chrConvertRange)
c->chrConvertRange(dst1, dst2, dstWidth);
}
#endif /* NEW_FILTER */
#define DEBUG_SWSCALE_BUFFERS 0
#define DEBUG_BUFFERS(...) \