| 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 |
| @@ -2057,7 +2057,11 @@ 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; |