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authorMichael Niedermayer2015-05-31 01:40:12 +0200
committerMichael Niedermayer2015-05-31 01:40:12 +0200
commit6f51674c91cfcae0c0fdebf23d9cb9a3e294f09b (patch)
tree5c78c74ba8748eb0bc1d2709eabbd145c2df0d4a /libpostproc
parentebe919cce2f46eedeb54948a3e49fa33f68bfbb0 (diff)
postproc: Avoid floats in maxClipped computation
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libpostproc')
-rw-r--r--libpostproc/postprocess.c2
-rw-r--r--libpostproc/postprocess_internal.h2
-rw-r--r--libpostproc/postprocess_template.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/libpostproc/postprocess.c b/libpostproc/postprocess.c
index acce0f273b..92cc4367d0 100644
--- a/libpostproc/postprocess.c
+++ b/libpostproc/postprocess.c
@@ -681,7 +681,7 @@ pp_mode *pp_get_mode_by_name_and_quality(const char *name, int quality)
ppMode->minAllowedY= 16;
ppMode->baseDcDiff= 256/8;
ppMode->flatnessThreshold= 56-16-1;
- ppMode->maxClippedThreshold= 0.01;
+ ppMode->maxClippedThreshold= (AVRational){1,100};
ppMode->error=0;
memset(temp, 0, GET_MODE_BUFFER_SIZE);
diff --git a/libpostproc/postprocess_internal.h b/libpostproc/postprocess_internal.h
index c1a306dd32..d128dfbe2f 100644
--- a/libpostproc/postprocess_internal.h
+++ b/libpostproc/postprocess_internal.h
@@ -99,7 +99,7 @@ typedef struct PPMode{
int minAllowedY; ///< for brightness correction
int maxAllowedY; ///< for brightness correction
- float maxClippedThreshold; ///< amount of "black" you are willing to lose to get a brightness-corrected picture
+ AVRational maxClippedThreshold; ///< amount of "black" you are willing to lose to get a brightness-corrected picture
int maxTmpNoise[3]; ///< for Temporal Noise Reducing filter (Maximal sum of abs differences)
diff --git a/libpostproc/postprocess_template.c b/libpostproc/postprocess_template.c
index fc49e19337..c7ad3f0306 100644
--- a/libpostproc/postprocess_template.c
+++ b/libpostproc/postprocess_template.c
@@ -3383,7 +3383,7 @@ static void RENAME(postProcess)(const uint8_t src[], int srcStride, uint8_t dst[
}
/* We always get a completely black picture first. */
- maxClipped= (uint64_t)(sum * c.ppMode.maxClippedThreshold);
+ maxClipped= av_rescale(sum, c.ppMode.maxClippedThreshold.num, c.ppMode.maxClippedThreshold.den);
clipped= sum;
for(black=255; black>0; black--){