mirror of https://git.ffmpeg.org/ffmpeg.git
arm: vp9itxfm: Rename a macro parameter to fit better
Since the same parameter is used for both input and output,
the name inout is more fitting.
This matches the naming used below in the dmbutterfly macro.
This is cherrypicked from libav commit
79566ec8c7
.
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -125,16 +125,16 @@ endconst
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vmlal.s16 \out4, \in4, \coef1
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.endm
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@ in1 = (in1 * coef1 - in2 * coef2 + (1 << 13)) >> 14
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@ in2 = (in1 * coef2 + in2 * coef1 + (1 << 13)) >> 14
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@ in are 2 d registers, tmp are 2 q registers
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.macro mbutterfly in1, in2, coef1, coef2, tmp1, tmp2, neg=0
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mbutterfly_l \tmp1, \tmp2, \in1, \in2, \coef1, \coef2
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@ inout1 = (inout1 * coef1 - inout2 * coef2 + (1 << 13)) >> 14
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@ inout2 = (inout1 * coef2 + inout2 * coef1 + (1 << 13)) >> 14
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@ inout are 2 d registers, tmp are 2 q registers
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.macro mbutterfly inout1, inout2, coef1, coef2, tmp1, tmp2, neg=0
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mbutterfly_l \tmp1, \tmp2, \inout1, \inout2, \coef1, \coef2
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.if \neg > 0
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vneg.s32 \tmp2, \tmp2
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.endif
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vrshrn.s32 \in1, \tmp1, #14
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vrshrn.s32 \in2, \tmp2, #14
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vrshrn.s32 \inout1, \tmp1, #14
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vrshrn.s32 \inout2, \tmp2, #14
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.endm
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@ inout1,inout2 = (inout1,inout2 * coef1 - inout3,inout4 * coef2 + (1 << 13)) >> 14
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