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Diffstat (limited to 'libavcodec/jpegls.h')
-rw-r--r--libavcodec/jpegls.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/libavcodec/jpegls.h b/libavcodec/jpegls.h
index 1c1817e833..2c21f774e8 100644
--- a/libavcodec/jpegls.h
+++ b/libavcodec/jpegls.h
@@ -3,20 +3,20 @@
* Copyright (c) 2003 Michael Niedermayer
* Copyright (c) 2006 Konstantin Shishkov
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -86,6 +86,8 @@ static inline void ff_jpegls_downscale_state(JLSState *state, int Q){
}
static inline int ff_jpegls_update_state_regular(JLSState *state, int Q, int err){
+ if(FFABS(err) > 0xFFFF)
+ return -0x10000;
state->A[Q] += FFABS(err);
err *= state->twonear;
state->B[Q] += err;