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authorMichael Niedermayer <michaelni@gmx.at>2013-05-30 14:35:34 +0200
committerMichael Niedermayer <michaelni@gmx.at>2013-05-30 14:43:09 +0200
commitc2ac389bba2481d18b59055c0a929e57b241c055 (patch)
tree3b633386fe20296f401b7c636e4336911b9878a5 /libavcodec/jpeg2000.c
parent09e03a84674f9b86415f47f09494a5730aae2a5f (diff)
downloadffmpeg-c2ac389bba2481d18b59055c0a929e57b241c055.tar.gz
jpeg2000: remove unneeded casts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/jpeg2000.c')
-rw-r--r--libavcodec/jpeg2000.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/libavcodec/jpeg2000.c b/libavcodec/jpeg2000.c
index 1610a210cd..9339523e88 100644
--- a/libavcodec/jpeg2000.c
+++ b/libavcodec/jpeg2000.c
@@ -279,7 +279,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
/*TODO: Compute formula to implement. */
numbps = cbps +
lut_gain[codsty->transform == FF_DWT53][bandno + (reslevelno > 0)];
- band->f_stepsize = (float)SHL(2048 + qntsty->mant[gbandno],
+ band->f_stepsize = SHL(2048 + qntsty->mant[gbandno],
2 + numbps - qntsty->expn[gbandno]);
break;
case JPEG2000_QSTY_SE:
@@ -293,7 +293,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
* Further investigation needed. */
gain = cbps;
band->f_stepsize = pow(2.0, gain - qntsty->expn[gbandno]);
- band->f_stepsize *= (float)qntsty->mant[gbandno] / 2048.0 + 1.0;
+ band->f_stepsize *= qntsty->mant[gbandno] / 2048.0 + 1.0;
break;
default:
band->f_stepsize = 0;
@@ -305,7 +305,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
if (!av_codec_is_encoder(avctx->codec))
band->f_stepsize *= 0.5;
- band->i_stepsize = (int32_t)(band->f_stepsize * (1 << 16));
+ band->i_stepsize = band->f_stepsize * (1 << 16);
/* computation of tbx_0, tbx_1, tby_0, tby_1
* see ISO/IEC 15444-1:2002 B.5 eq. B-15 and tbl B.1