[FFmpeg-cvslog] avfilter/vf_lenscorrection: get rid of some floats
Michael Niedermayer
git at videolan.org
Thu Aug 21 11:55:32 CEST 2014
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Wed Aug 20 13:19:26 2014 +0200| [c1b663bc92d3d5d4683b4109e5f6cea075855a7d] | committer: Michael Niedermayer
avfilter/vf_lenscorrection: get rid of some floats
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c1b663bc92d3d5d4683b4109e5f6cea075855a7d
---
libavfilter/vf_lenscorrection.c | 24 ++++++++++++------------
1 file changed, 12 insertions(+), 12 deletions(-)
diff --git a/libavfilter/vf_lenscorrection.c b/libavfilter/vf_lenscorrection.c
index f4b1676..048820c 100644
--- a/libavfilter/vf_lenscorrection.c
+++ b/libavfilter/vf_lenscorrection.c
@@ -56,9 +56,9 @@ AVFILTER_DEFINE_CLASS(lenscorrection);
typedef struct ThreadData {
AVFrame *in, *out;
- float w, h;
+ int w, h;
int plane;
- float xcenter, ycenter;
+ int xcenter, ycenter;
float k1, k2;
} ThreadData;
@@ -68,9 +68,9 @@ static int filter_slice(AVFilterContext *ctx, void *arg, int job, int nb_jobs)
AVFrame *in = td->in;
AVFrame *out = td->out;
- const float w = td->w, h = td->h;
- const float xcenter = td->xcenter;
- const float ycenter = td->ycenter;
+ const int w = td->w, h = td->h;
+ const int xcenter = td->xcenter;
+ const int ycenter = td->ycenter;
const float r2inv = 4.0 / (w * w + h * h);
const float k1 = td->k1;
const float k2 = td->k2;
@@ -83,12 +83,12 @@ static int filter_slice(AVFilterContext *ctx, void *arg, int job, int nb_jobs)
uint8_t *outrow = out->data[plane] + start * outlinesize;
int i;
for (i = start; i < end; i++, outrow += outlinesize) {
- const float off_y = i - ycenter;
- const float off_y2 = off_y * off_y;
+ const int off_y = i - ycenter;
+ const int off_y2 = off_y * off_y;
uint8_t *out = outrow;
int j;
for (j = 0; j < w; j++) {
- const float off_x = j - xcenter;
+ const int off_x = j - xcenter;
const float r2 = (off_x * off_x + off_y2) * r2inv;
const float radius_mult = 1.0f + r2 * k1 + r2 * r2 * k2;
const int x = xcenter + radius_mult * off_x + 0.5f;
@@ -147,10 +147,10 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
for (plane = 0; plane < rect->nb_planes; ++plane) {
int hsub = plane == 1 || plane == 2 ? rect->hsub : 0;
int vsub = plane == 1 || plane == 2 ? rect->vsub : 0;
- float hdiv = 1 << hsub;
- float vdiv = 1 << vsub;
- float w = rect->width / hdiv;
- float h = rect->height / vdiv;
+ int hdiv = 1 << hsub;
+ int vdiv = 1 << vsub;
+ int w = rect->width / hdiv;
+ int h = rect->height / vdiv;
ThreadData td = {
.in = in,
.out = out,
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