27 lines
1.0 KiB
Diff
27 lines
1.0 KiB
Diff
Description: Workaround to build libav for i586 with gcc 4.9.2 by avoiding memset
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Author: Bernhard Übelacker <bernhardu@vr-web.de>
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---
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Bug-Debian: https://bugs.debian.org/783082
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Last-Update: 2015-04-28
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Upstream-Status: Backport [debian]
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Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
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--- gst-libav-1.4.5.orig/gst-libs/ext/libav/libavcodec/h264_cabac.c
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+++ gst-libav-1.4.5/gst-libs/ext/libav/libavcodec/h264_cabac.c
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@@ -2020,7 +2020,11 @@ decode_intra_mb:
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// In deblocking, the quantizer is 0
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h->cur_pic.qscale_table[mb_xy] = 0;
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// All coeffs are present
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- memset(h->non_zero_count[mb_xy], 16, 48);
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+ /*memset(h->non_zero_count[mb_xy], 16, 48);*/
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+ /* avoiding this memset because it leads at least with gcc4.9.2 to error: 'asm' operand has impossible constraints */
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+ for (size_t i = 0; i < 48; i++) {
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+ ( (unsigned char*)(h->non_zero_count[mb_xy]) ) [i] = 16;
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+ }
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h->cur_pic.mb_type[mb_xy] = mb_type;
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sl->last_qscale_diff = 0;
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return 0;
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