Add HAVE_RTGA switch

Makefile.common

@@ -911,9 +911,12 @@ ifeq ($(HAVE_RJPEG), 1)
 endif
 
 OBJ += libretro-common/formats/bmp/rbmp_encode.o \
-       libretro-common/formats/tga/rtga.o \
        libretro-common/formats/json/jsonsax.o
 
+ifeq ($(HAVE_RTGA), 1)
+OBJ += libretro-common/formats/tga/rtga.o
+endif
+
 ifdef HAVE_COMPRESSION
    DEFINES += -DHAVE_COMPRESSION
 endif

gfx/video_texture_image.c

@@ -32,7 +32,9 @@
 #ifdef HAVE_RJPEG
 #include <formats/rjpeg.h>
 #endif
+#ifdef HAVE_RTGA
 #include <formats/tga.h>
+#endif
 
 #include "../general.h"
 
@@ -266,9 +268,11 @@ bool video_texture_image_load(struct texture_image *out_img,
    switch (fmt)
    {
       case IMAGE_FORMAT_TGA:
+#ifdef HAVE_RTGA
          if (rtga_image_load_shift((uint8_t*)ptr, out_img,
                   a_shift, r_shift, g_shift, b_shift))
             goto success;
+#endif
          break;
       case IMAGE_FORMAT_PNG:
 #ifdef HAVE_RPNG

griffin/griffin.c

@@ -222,7 +222,9 @@ VIDEO IMAGE
 
 #include "../gfx/video_texture_image.c"
 
+#ifdef HAVE_RTGA
 #include "../libretro-common/formats/tga/rtga.c"
+#endif
 
 #ifdef HAVE_IMAGEVIEWER
 #include "../cores/libretro-imageviewer/image_core.c"

qb/config.params.sh

@@ -79,3 +79,4 @@ HAVE_VULKAN=auto           # Vulkan support
 C89_VULKAN=no
 HAVE_RPNG=yes              # RPNG support
 HAVE_RJPEG=yes             # RJPEG support
+HAVE_RTGA=yes              # RTGA support