citadel/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-libav/workaround-to-build-gst-libav-for-i586-with-gcc.patch

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