@@ -110,6 +110,7 @@ FRAMESYNC_DEFINE_CLASS(libvmaf, LIBVMAFContext, fs);
const type *main_ptr = (const type *) s->gmain->data[0]; \
\
float *ptr = ref_data; \
+ float factor = 1.f / ((1 << bits) - 8); \
\
int h = s->height; \
int w = s->width; \
@@ -118,7 +119,7 @@ FRAMESYNC_DEFINE_CLASS(libvmaf, LIBVMAFContext, fs);
\
for (i = 0; i < h; i++) { \
for ( j = 0; j < w; j++) { \
- ptr[j] = (float)ref_ptr[j]; \
+ ptr[j] = ref_ptr[j] * factor; \
} \
ref_ptr += ref_stride / sizeof(*ref_ptr); \
ptr += stride / sizeof(*ptr); \
@@ -128,7 +129,7 @@ FRAMESYNC_DEFINE_CLASS(libvmaf, LIBVMAFContext, fs);
\
for (i = 0; i < h; i++) { \
for (j = 0; j < w; j++) { \
- ptr[j] = (float)main_ptr[j]; \
+ ptr[j] = main_ptr[j] * factor; \
} \
main_ptr += main_stride / sizeof(*main_ptr); \
ptr += stride / sizeof(*ptr); \
This is what reference does. Signed-off-by: Paul B Mahol <onemda@gmail.com> --- libavfilter/vf_libvmaf.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)