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50 lines
2.3 KiB
50 lines
2.3 KiB
# --- ROCK-COPYRIGHT-NOTE-BEGIN ---
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#
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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# Please add additional copyright information _after_ the line containing
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# the ROCK-COPYRIGHT-NOTE-END tag. Otherwise it might get removed by
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# the ./scripts/Create-CopyPatch script. Do not edit this copyright text!
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#
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# ROCK Linux: rock-src/package/x11/xfree86/xv-bigendian.patch
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# ROCK Linux is Copyright (C) 1998 - 2004 Clifford Wolf
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#
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# This patch file is dual-licensed. It is available under the license the
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# patched project is licensed under, as long as it is an OpenSource license
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# as defined at http://www.opensource.org/ (e.g. BSD, X11) or under the terms
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# of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# --- ROCK-COPYRIGHT-NOTE-END ---
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An obvious (but nevertheless hard to track) typo affecting XV on big-endian
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systems with drivers using the generic xf86CopyYUV12ToPacked like: mach64,
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neomagic, s3, s3virge, siliconmotion and trident. Only ati/mach64 was tested
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on UltraSPARC ...
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--- xc/programs/Xserver/hw/xfree86/common/xf86xv.c 2003-11-21 05:59:00.000000000 +0000
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+++ xc-working/programs/Xserver/hw/xfree86/common/xf86xv.c 2004-02-10 01:50:39.010000000 +0000
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@@ -1979,10 +1979,10 @@
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Dst[3] = Y[6] | (Y[7] << 16) | (U[3] << 8) | (V[3] << 24);
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#else
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/* This assumes a little-endian framebuffer */
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- Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | Y[0];
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- Dst[1] = (Y[2] << 24) | (Y[3] << 8) | (U[1] << 16) | Y[1];
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- Dst[2] = (Y[4] << 24) | (Y[5] << 8) | (U[2] << 16) | Y[2];
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- Dst[3] = (Y[6] << 24) | (Y[7] << 8) | (U[3] << 16) | Y[3];
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+ Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | V[0];
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+ Dst[1] = (Y[2] << 24) | (Y[3] << 8) | (U[1] << 16) | V[1];
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+ Dst[2] = (Y[4] << 24) | (Y[5] << 8) | (U[2] << 16) | V[2];
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+ Dst[3] = (Y[6] << 24) | (Y[7] << 8) | (U[3] << 16) | V[3];
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#endif
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Dst += 4; Y += 8; V += 4; U += 4;
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i -= 4;
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@@ -1993,7 +1993,7 @@
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Dst[0] = Y[0] | (Y[1] << 16) | (U[0] << 8) | (V[0] << 24);
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#else
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/* This assumes a little-endian framebuffer */
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- Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | Y[0];
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+ Dst[0] = (Y[0] << 24) | (Y[1] << 8) | (U[0] << 16) | V[0];
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#endif
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Dst++; Y += 2; V++; U++;
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}
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