From 54fe115921ac6451055fee469889d18a66fa8bea Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 24 Oct 2006 10:13:26 +0000 Subject: [PATCH] reverse my last change, it was wrong and broken Originally committed as revision 6788 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/jpeg_ls.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/libavcodec/jpeg_ls.c b/libavcodec/jpeg_ls.c index cb99b5f519..c0ce742c53 100644 --- a/libavcodec/jpeg_ls.c +++ b/libavcodec/jpeg_ls.c @@ -532,7 +532,7 @@ static inline void ls_encode_regular(JLSState *state, PutBitContext *pb, int Q, */ static inline void ls_encode_runterm(JLSState *state, PutBitContext *pb, int RItype, int err, int limit_add){ int k; - int val; + int val, map; int Q = 365 + RItype; int temp; @@ -540,13 +540,14 @@ static inline void ls_encode_runterm(JLSState *state, PutBitContext *pb, int RIt if(RItype) temp += state->N[Q] >> 1; for(k = 0; (state->N[Q] << k) < temp; k++); - if(!k && (2 * state->B[Q] < state->N[Q])) - err= -err; + map = 0; + if(!k && err && (2 * state->B[Q] < state->N[Q])) + map = 1; if(err < 0) - val = - (2 * err) - 1 - RItype; + val = - (2 * err) - 1 - RItype + map; else - val = 2 * err - RItype; + val = 2 * err - RItype - map; set_ur_golomb_jpegls(pb, val, k, state->limit - limit_add - 1, state->qbpp); if(err < 0)