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Avoid negation in put_line(). 

Originally committed as revision 16327 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2008-12-26 13:50:00 +00:00
parent 4e60b64324
commit bc0f7a9c75
1 changed files with 4 additions and 4 deletions
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8
libavcodec/faxcompr.c
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@ -232,19 +232,19 @@ static int decode_group3_2d_line(AVCodecContext *avctx, GetBitContext *gb,
static void put_line(uint8_t *dst, int size, int width, const int *runs)
{
PutBitContext pb;
int run, mode = 1, pix_left = width, run_idx = 0;
int run, mode = ~0, pix_left = width, run_idx = 0;
init_put_bits(&pb, dst, size*8);
while(pix_left > 0){
run = runs[run_idx++];
mode = !mode;
mode = ~mode;
if(!run){
continue;
}
pix_left -= run;
for(; run > 16; run -= 16)
put_sbits(&pb, 16, -mode);
put_sbits(&pb, run, -mode);
put_sbits(&pb, 16, mode);
put_sbits(&pb, run, mode);
}
}