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ffmpeg.wasm-core
Commit e835a9d3 authored by Paul B Mahol's avatar Paul B Mahol
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avfilter/vf_libvmaf: fix filtering of >8 bit data 

This is what reference does.
parent 19587c93
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Showing with 3 additions and 2 deletions
libavfilter/vf_libvmaf.c
View file @ e835a9d3
......@@ -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); \
......
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