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remove all unused layer code

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Change-Id: I220590162b24c70f404fe3087f19dd3e6cac3608
This commit is contained in:
Pascal Massimino
2014-05-06 01:59:30 -07:00
parent 5fe628d35d
commit f1e771735a
16 changed files with 2 additions and 204 deletions
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1
src/dec/Makefile.am
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@ -9,7 +9,6 @@ libwebpdecode_la_SOURCES += decode_vp8.h
libwebpdecode_la_SOURCES += frame.c
libwebpdecode_la_SOURCES += idec.c
libwebpdecode_la_SOURCES += io.c
libwebpdecode_la_SOURCES += layer.c
libwebpdecode_la_SOURCES += quant.c
libwebpdecode_la_SOURCES += tree.c
libwebpdecode_la_SOURCES += vp8.c

30
src/dec/layer.c
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@ -1,30 +0,0 @@
// Copyright 2011 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.
// -----------------------------------------------------------------------------
//
// Enhancement layer (for YUV444/422)
//
// Author: Skal (pascal.massimino@gmail.com)
#include <assert.h>
#include <stdlib.h>
#include "./vp8i.h"
//------------------------------------------------------------------------------
int VP8DecodeLayer(VP8Decoder* const dec) {
assert(dec);
assert(dec->layer_data_size_ > 0);
(void)dec;
// TODO: handle enhancement layer here.
return 1;
}

31
src/dec/vp8.c
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@ -363,28 +363,6 @@ int VP8GetHeaders(VP8Decoder* const dec, VP8Io* const io) {
VP8ParseProba(br, dec);
#ifdef WEBP_EXPERIMENTAL_FEATURES
// Extensions
if (dec->pic_hdr_.colorspace_) {
const size_t kTrailerSize = 8;
const uint8_t kTrailerMarker = 0x01;
const uint8_t* ext_buf = buf - kTrailerSize;
size_t size;
if (frm_hdr->partition_length_ < kTrailerSize ||
ext_buf[kTrailerSize - 1] != kTrailerMarker) {
return VP8SetError(dec, VP8_STATUS_BITSTREAM_ERROR,
"RIFF: Inconsistent extra information.");
}
// Layer
size = (ext_buf[0] << 0) | (ext_buf[1] << 8) | (ext_buf[2] << 16);
dec->layer_data_size_ = size;
dec->layer_data_ = NULL; // will be set later
dec->layer_colorspace_ = ext_buf[3];
}
#endif
// sanitized state
dec->ready_ = 1;
return 1;
@ -629,15 +607,6 @@ static int ParseFrame(VP8Decoder* const dec, VP8Io* io) {
if (!WebPWorkerSync(&dec->worker_)) return 0;
}
// Finish
#ifdef WEBP_EXPERIMENTAL_FEATURES
if (dec->layer_data_size_ > 0) {
if (!VP8DecodeLayer(dec)) {
return 0;
}
}
#endif
return 1;
}

8
src/dec/vp8i.h
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@ -297,11 +297,6 @@ struct VP8Decoder {
size_t alpha_data_size_;
int is_alpha_decoded_; // true if alpha_data_ is decoded in alpha_plane_
uint8_t* alpha_plane_; // output. Persistent, contains the whole data.
// extensions
int layer_colorspace_;
const uint8_t* layer_data_; // compressed layer data (if present)
size_t layer_data_size_;
};
//------------------------------------------------------------------------------
@ -349,9 +344,6 @@ int VP8DecodeMB(VP8Decoder* const dec, VP8BitReader* const token_br);
const uint8_t* VP8DecompressAlphaRows(VP8Decoder* const dec,
int row, int num_rows);
// in layer.c
int VP8DecodeLayer(VP8Decoder* const dec);
//------------------------------------------------------------------------------
#ifdef __cplusplus