swscale: Move Contexts used only in hscale.c into it

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

1 files changed, 15 insertions, 0 deletions

diff --git a/libswscale/hscale.c b/libswscale/hscale.c
index ca09576196..9f9d35bbf5 100644
--- a/libswscale/hscale.c
+++ b/libswscale/hscale.c
@@ -20,6 +20,21 @@
 
 #include "swscale_internal.h"
 
+/// Scaler instance data
+typedef struct FilterContext
+{
+    uint16_t *filter;
+    int *filter_pos;
+    int filter_size;
+    int xInc;
+} FilterContext;
+
+/// Color conversion instance data
+typedef struct ColorContext
+{
+    uint32_t *pal;
+} ColorContext;
+
 static int lum_h_scale(SwsContext *c, SwsFilterDescriptor *desc, int sliceY, int sliceH)
 {
     FilterContext *instance = desc->instance;