colorspace-test: add few more tests

Signed-off-by: Paul B Mahol <onemda@gmail.com>

libswscale/colorspace-test.c

@@ -54,6 +54,7 @@ int main(int argc, char **argv)
             const char *name;
             void (*func)(const uint8_t *src, uint8_t *dst, int src_size);
         } func_info[] = {
+            FUNC(2, 2, rgb12to15),
             FUNC(2, 2, rgb15to16),
             FUNC(2, 3, rgb15to24),
             FUNC(2, 4, rgb15to32),
@@ -66,6 +67,7 @@ int main(int argc, char **argv)
             FUNC(4, 2, rgb32to16),
             FUNC(4, 3, rgb32to24),
             FUNC(2, 2, rgb16to15),
+            FUNC(2, 2, rgb12tobgr12),
             FUNC(2, 2, rgb15tobgr15),
             FUNC(2, 2, rgb15tobgr16),
             FUNC(2, 3, rgb15tobgr24),
@@ -82,6 +84,8 @@ int main(int argc, char **argv)
             FUNC(4, 2, rgb32tobgr16),
             FUNC(4, 3, rgb32tobgr24),
             FUNC(4, 4, shuffle_bytes_2103), /* rgb32tobgr32 */
+            FUNC(6, 6, rgb48tobgr48_LL),
+            FUNC(6, 6, rgb48tobgr48_LB),
             FUNC(0, 0, NULL)
         };
         int width;