forked from jengelh/ffmpeg-4
Jan Engelhardt
1ff483fbf5
- Add ffmpeg_altivec_yuv2rgb_novsx.patch for ppc64 (BE) boo#1179332 https://trac.ffmpeg.org/ticket/8750 https://bugzilla.opensuse.org/show_bug.cgi?id=1179332 OBS-URL: https://build.opensuse.org/request/show/851363 OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/ffmpeg-4?expand=0&rev=146
31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
From: Michel Normand <normand@linux.vnet.ibm.com>
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Subject: ffmpeg altivec yuv2rgb novsx
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Date: Fri, 27 Nov 2020 15:56:55 +0100
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ffmpeg altivec yuv2rgb novsx
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Retrieved from
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https://trac.ffmpeg.org/ticket/8750#comment:7
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diff --git a/libswscale/ppc/yuv2rgb_altivec.c b/libswscale/ppc/yuv2rgb_altivec.c
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index 536545293d..930ef6b98f 100644
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--- a/libswscale/ppc/yuv2rgb_altivec.c
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+++ b/libswscale/ppc/yuv2rgb_altivec.c
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@@ -283,6 +283,16 @@ static inline void cvtyuvtoRGB(SwsContext *c, vector signed short Y,
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* ------------------------------------------------------------------------------
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*/
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+#if !HAVE_VSX
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+static inline vector unsigned char vec_xl(signed long long offset, const ubyte *addr)
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+{
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+ const vector unsigned char *v_addr = (const vector unsigned char *) (addr + offset);
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+ vector unsigned char align_perm = vec_lvsl(offset, addr);
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+
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+ return (vector unsigned char) vec_perm(v_addr[0], v_addr[1], align_perm);
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+}
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+#endif /* !HAVE_VSX */
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+
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#define DEFCSP420_CVT(name, out_pixels) \
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static int altivec_ ## name(SwsContext *c, const unsigned char **in, \
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int *instrides, int srcSliceY, int srcSliceH, \
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