libvpx: Pull from upstream

source/libvpx/tools_common.h

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 #ifndef TOOLS_COMMON_H_
@@ skipping 100 matching lines @@
 
 void die(const char *fmt, ...);
 void fatal(const char *fmt, ...);
 void warn(const char *fmt, ...);
 
 void die_codec(vpx_codec_ctx_t *ctx, const char *s);
 
 /* The tool including this file must define usage_exit() */
 void usage_exit();
 
-uint16_t mem_get_le16(const void *data);
-uint32_t mem_get_le32(const void *data);
-
 int read_yuv_frame(struct VpxInputContext *input_ctx, vpx_image_t *yuv_frame);
 
 typedef struct VpxInterface {
   const char *const name;
   const uint32_t fourcc;
   vpx_codec_iface_t *(*const interface)();
 } VpxInterface;
 
 int get_vpx_encoder_count();
 const VpxInterface *get_vpx_encoder_by_index(int i);
 const VpxInterface *get_vpx_encoder_by_name(const char *name);
 
 int get_vpx_decoder_count();
 const VpxInterface *get_vpx_decoder_by_index(int i);
 const VpxInterface *get_vpx_decoder_by_name(const char *name);
 const VpxInterface *get_vpx_decoder_by_fourcc(uint32_t fourcc);
 
 // TODO(dkovalev): move this function to vpx_image.{c, h}, so it will be part
 // of vpx_image_t support
 int vpx_img_plane_width(const vpx_image_t *img, int plane);
 int vpx_img_plane_height(const vpx_image_t *img, int plane);
 void vpx_img_write(const vpx_image_t *img, FILE *file);
 int vpx_img_read(vpx_image_t *img, FILE *file);
 
+double sse_to_psnr(double samples, double peak, double mse);
+
 #ifdef __cplusplus
 }  /* extern "C" */
 #endif
 
 #endif  // TOOLS_COMMON_H_