Drop obsolete "webpold" backup of previous webp version

Fixes #5252

1 files changed, 0 insertions, 39 deletions

diff --git a/drivers/webpold/utils/quant_levels.h b/drivers/webpold/utils/quant_levels.h
deleted file mode 100644
index 4f165fd230..0000000000
--- a/drivers/webpold/utils/quant_levels.h
+++ /dev/null
@@ -1,39 +0,0 @@
-// Copyright 2011 Google Inc. All Rights Reserved.
-//
-// This code is licensed under the same terms as WebM:
-//  Software License Agreement:  http://www.webmproject.org/license/software/
-//  Additional IP Rights Grant:  http://www.webmproject.org/license/additional/
-// -----------------------------------------------------------------------------
-//
-// Alpha plane quantization utility
-//
-// Author:  Vikas Arora (vikasa@google.com)
-
-#ifndef WEBP_UTILS_QUANT_LEVELS_H_
-#define WEBP_UTILS_QUANT_LEVELS_H_
-
-#include <stdlib.h>
-
-#include "../types.h"
-
-#if defined(__cplusplus) || defined(c_plusplus)
-extern "C" {
-#endif
-
-// Replace the input 'data' of size 'width'x'height' with 'num-levels'
-// quantized values. If not NULL, 'sse' will contain the sum of squared error.
-// Valid range for 'num_levels' is [2, 256].
-// Returns false in case of error (data is NULL, or parameters are invalid).
-int QuantizeLevels(uint8_t* const data, int width, int height, int num_levels,
-                   uint64_t* const sse);
-
-// Apply post-processing to input 'data' of size 'width'x'height' assuming
-// that the source was quantized to a reduced number of levels.
-// Returns false in case of error (data is NULL, invalid parameters, ...).
-int DequantizeLevels(uint8_t* const data, int width, int height);
-
-#if defined(__cplusplus) || defined(c_plusplus)
-}    // extern "C"
-#endif
-
-#endif  /* WEBP_UTILS_QUANT_LEVELS_H_ */