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-rw-r--r--thirdparty/libwebp/dec/vp8li_dec.h135
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diff --git a/thirdparty/libwebp/dec/vp8li_dec.h b/thirdparty/libwebp/dec/vp8li_dec.h
deleted file mode 100644
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--- a/thirdparty/libwebp/dec/vp8li_dec.h
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-// Copyright 2012 Google Inc. All Rights Reserved.
-//
-// Use of this source code is governed by a BSD-style license
-// that can be found in the COPYING 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.
-// -----------------------------------------------------------------------------
-//
-// Lossless decoder: internal header.
-//
-// Author: Skal (pascal.massimino@gmail.com)
-// Vikas Arora(vikaas.arora@gmail.com)
-
-#ifndef WEBP_DEC_VP8LI_H_
-#define WEBP_DEC_VP8LI_H_
-
-#include <string.h> // for memcpy()
-#include "./webpi_dec.h"
-#include "../utils/bit_reader_utils.h"
-#include "../utils/color_cache_utils.h"
-#include "../utils/huffman_utils.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef enum {
- READ_DATA = 0,
- READ_HDR = 1,
- READ_DIM = 2
-} VP8LDecodeState;
-
-typedef struct VP8LTransform VP8LTransform;
-struct VP8LTransform {
- VP8LImageTransformType type_; // transform type.
- int bits_; // subsampling bits defining transform window.
- int xsize_; // transform window X index.
- int ysize_; // transform window Y index.
- uint32_t *data_; // transform data.
-};
-
-typedef struct {
- int color_cache_size_;
- VP8LColorCache color_cache_;
- VP8LColorCache saved_color_cache_; // for incremental
-
- int huffman_mask_;
- int huffman_subsample_bits_;
- int huffman_xsize_;
- uint32_t *huffman_image_;
- int num_htree_groups_;
- HTreeGroup *htree_groups_;
- HuffmanCode *huffman_tables_;
-} VP8LMetadata;
-
-typedef struct VP8LDecoder VP8LDecoder;
-struct VP8LDecoder {
- VP8StatusCode status_;
- VP8LDecodeState state_;
- VP8Io *io_;
-
- const WebPDecBuffer *output_; // shortcut to io->opaque->output
-
- uint32_t *pixels_; // Internal data: either uint8_t* for alpha
- // or uint32_t* for BGRA.
- uint32_t *argb_cache_; // Scratch buffer for temporary BGRA storage.
-
- VP8LBitReader br_;
- int incremental_; // if true, incremental decoding is expected
- VP8LBitReader saved_br_; // note: could be local variables too
- int saved_last_pixel_;
-
- int width_;
- int height_;
- int last_row_; // last input row decoded so far.
- int last_pixel_; // last pixel decoded so far. However, it may
- // not be transformed, scaled and
- // color-converted yet.
- int last_out_row_; // last row output so far.
-
- VP8LMetadata hdr_;
-
- int next_transform_;
- VP8LTransform transforms_[NUM_TRANSFORMS];
- // or'd bitset storing the transforms types.
- uint32_t transforms_seen_;
-
- uint8_t *rescaler_memory; // Working memory for rescaling work.
- WebPRescaler *rescaler; // Common rescaler for all channels.
-};
-
-//------------------------------------------------------------------------------
-// internal functions. Not public.
-
-struct ALPHDecoder; // Defined in dec/alphai.h.
-
-// in vp8l.c
-
-// Decodes image header for alpha data stored using lossless compression.
-// Returns false in case of error.
-int VP8LDecodeAlphaHeader(struct ALPHDecoder* const alph_dec,
- const uint8_t* const data, size_t data_size);
-
-// Decodes *at least* 'last_row' rows of alpha. If some of the initial rows are
-// already decoded in previous call(s), it will resume decoding from where it
-// was paused.
-// Returns false in case of bitstream error.
-int VP8LDecodeAlphaImageStream(struct ALPHDecoder* const alph_dec,
- int last_row);
-
-// Allocates and initialize a new lossless decoder instance.
-VP8LDecoder* VP8LNew(void);
-
-// Decodes the image header. Returns false in case of error.
-int VP8LDecodeHeader(VP8LDecoder* const dec, VP8Io* const io);
-
-// Decodes an image. It's required to decode the lossless header before calling
-// this function. Returns false in case of error, with updated dec->status_.
-int VP8LDecodeImage(VP8LDecoder* const dec);
-
-// Resets the decoder in its initial state, reclaiming memory.
-// Preserves the dec->status_ value.
-void VP8LClear(VP8LDecoder* const dec);
-
-// Clears and deallocate a lossless decoder instance.
-void VP8LDelete(VP8LDecoder* const dec);
-
-//------------------------------------------------------------------------------
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif /* WEBP_DEC_VP8LI_H_ */