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dc179ec819
This will likely lead to a considerable performance boost, since it removes a branch from the inner loop. Part of the Great Evil Plan to simplify swscale.
43 lines
1.6 KiB
C
43 lines
1.6 KiB
C
/*
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* AltiVec-enhanced yuv2yuvX
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*
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* Copyright (C) 2004 Romain Dolbeau <romain@dolbeau.org>
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* based on the equivalent C code in swscale.c
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PPC_YUV2RGB_ALTIVEC_H
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#define PPC_YUV2RGB_ALTIVEC_H 1
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#define YUV2PACKEDX_HEADER(suffix) \
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void ff_yuv2 ## suffix ## _X_altivec(SwsContext *c, const int16_t *lumFilter, \
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const int16_t **lumSrc, int lumFilterSize, \
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const int16_t *chrFilter, const int16_t **chrUSrc, \
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const int16_t **chrVSrc, int chrFilterSize, \
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const int16_t **alpSrc, uint8_t *dest, \
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int dstW, int dstY);
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YUV2PACKEDX_HEADER(abgr);
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YUV2PACKEDX_HEADER(bgra);
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YUV2PACKEDX_HEADER(argb);
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YUV2PACKEDX_HEADER(rgba);
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YUV2PACKEDX_HEADER(rgb24);
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YUV2PACKEDX_HEADER(bgr24);
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#endif /* PPC_YUV2RGB_ALTIVEC_H */
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