#if defined(__GNUC__)
#define VPX_NO_RETURN __attribute__((noreturn))
+#elif defined(_MSC_VER)
+#define VPX_NO_RETURN __declspec(noreturn)
#else
#define VPX_NO_RETURN
#endif
+// Tells the compiler to perform `printf` format string checking if the
+// compiler supports it; see the 'format' attribute in
+// <https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html>.
+#define VPX_TOOLS_FORMAT_PRINTF(string_index, first_to_check)
+#if defined(__has_attribute)
+#if __has_attribute(format)
+#undef VPX_TOOLS_FORMAT_PRINTF
+#define VPX_TOOLS_FORMAT_PRINTF(string_index, first_to_check) \
+ __attribute__((__format__(__printf__, string_index, first_to_check)))
+#endif
+#endif
+
/* Sets a stdio stream into binary mode */
FILE *set_binary_mode(FILE *stream);
-void die(const char *fmt, ...) VPX_NO_RETURN;
-void fatal(const char *fmt, ...) VPX_NO_RETURN;
-void warn(const char *fmt, ...);
+VPX_NO_RETURN void die(const char *fmt, ...) VPX_TOOLS_FORMAT_PRINTF(1, 2);
+VPX_NO_RETURN void fatal(const char *fmt, ...) VPX_TOOLS_FORMAT_PRINTF(1, 2);
+void warn(const char *fmt, ...) VPX_TOOLS_FORMAT_PRINTF(1, 2);
-void die_codec(vpx_codec_ctx_t *ctx, const char *s) VPX_NO_RETURN;
+VPX_NO_RETURN void die_codec(vpx_codec_ctx_t *ctx, const char *s);
/* The tool including this file must define usage_exit() */
-void usage_exit(void) VPX_NO_RETURN;
+VPX_NO_RETURN void usage_exit(void);
#undef VPX_NO_RETURN
double sse_to_psnr(double samples, double peak, double mse);
+#if CONFIG_ENCODERS
+int read_frame(struct VpxInputContext *input_ctx, vpx_image_t *img);
+int file_is_y4m(const char detect[4]);
+int fourcc_is_ivf(const char detect[4]);
+void open_input_file(struct VpxInputContext *input);
+void close_input_file(struct VpxInputContext *input);
+#endif
+
#if CONFIG_VP9_HIGHBITDEPTH
void vpx_img_upshift(vpx_image_t *dst, vpx_image_t *src, int input_shift);
void vpx_img_downshift(vpx_image_t *dst, vpx_image_t *src, int down_shift);
void vpx_img_truncate_16_to_8(vpx_image_t *dst, vpx_image_t *src);
#endif
+int compare_img(const vpx_image_t *const img1, const vpx_image_t *const img2);
+#if CONFIG_VP9_HIGHBITDEPTH
+void find_mismatch_high(const vpx_image_t *const img1,
+ const vpx_image_t *const img2, int yloc[4], int uloc[4],
+ int vloc[4]);
+#endif
+void find_mismatch(const vpx_image_t *const img1, const vpx_image_t *const img2,
+ int yloc[4], int uloc[4], int vloc[4]);
+
#ifdef __cplusplus
} /* extern "C" */
#endif