fix some warnings (gcc 15.1.1)

(the problem with color_printf was passing unsigned char literal as the
char* parameter of color_printf)

Author: MartinPulec

src/ndi_common.h

@@ -159,11 +159,11 @@ static void close_ndi_library(LIB_HANDLE hNDILib) {
 }
 
 #define NDI_PRINT_COPYRIGHT \
-        color_printf( \
-            TERM_BOLD TERM_FG_BLUE u8"This application uses NDI® available " \
-                                   u8"from https://ndi.video/\n" \
-                                   u8"NDI® is a registered trademark of " \
-                                   u8"Vizrt NDI AB.\n\n" TERM_RESET); \
+        color_printf(TERM_BOLD TERM_FG_BLUE "%s\n\n" TERM_RESET, \
+                     u8"This application uses NDI® available " \
+                     u8"from https://ndi.video/\n" \
+                     u8"NDI® is a registered trademark of " \
+                     u8"Vizrt NDI AB."); \
         int not_defined_function
 
 #undef MOD_NAME

src/video_capture/rtsp.c

@@ -1040,6 +1040,7 @@ setup_codecs_and_controls_from_sdp(FILE *sdp_file, struct rtsp_state *rtspState)
                                     pt, advertised_pt);
                                 snprintf(codec, SHORT_STR, "?");
                         }
+                        assert(strlen(buf) + strlen(codec) < SHORT_STR);
                         snprintf(codec + strlen(codec),
                                  SHORT_STR - strlen(codec), "%s", buf);
                 }