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Remove several useless writes to variables, found by CSA. 

Originally committed as revision 18579 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2009-04-17 18:16:36 +00:00
parent b278a1ed1c
commit feda8550a9
1 changed files with 1 additions and 5 deletions
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6
libavcodec/h263.c
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@ -401,7 +401,6 @@ static inline int get_block_rate(MpegEncContext * s, DCTELEM block[64], int bloc
else rate+= s->intra_ac_vlc_last_length[UNI_AC_ENC_INDEX(j-last-1, level)];
}else
rate += s->ac_esc_length;
level-= 64;
last= j;
}
@ -1552,7 +1551,7 @@ void ff_h263_loop_filter(MpegEncContext * s){
#if CONFIG_ENCODERS
static int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
{
int x, y, wrap, a, c, pred_dc, scale;
int x, y, wrap, a, c, pred_dc;
int16_t *dc_val;
/* find prediction */
@ -1561,13 +1560,11 @@ static int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
y = 2 * s->mb_y + ((n & 2) >> 1);
wrap = s->b8_stride;
dc_val = s->dc_val[0];
scale = s->y_dc_scale;
} else {
x = s->mb_x;
y = s->mb_y;
wrap = s->mb_stride;
dc_val = s->dc_val[n - 4 + 1];
scale = s->c_dc_scale;
}
/* B C
* A X
@ -1589,7 +1586,6 @@ static int h263_pred_dc(MpegEncContext * s, int n, int16_t **dc_val_ptr)
pred_dc = c;
/* we assume pred is positive */
//pred_dc = (pred_dc + (scale >> 1)) / scale;
*dc_val_ptr = &dc_val[x + y * wrap];
return pred_dc;
}