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authorDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 13:35:12 -0400
commit764ec513eecbebd12781bcc96ce81ed5e736ee92 (patch)
tree12763fde4be1f10ea1183d92185917b2b587e00b /core/src/fxcodec/lgif/fx_gif.h
parent97da97662417085774f75c26e535c6fbe70266ae (diff)
downloadpdfium-764ec513eecbebd12781bcc96ce81ed5e736ee92.tar.xz
Move core/src/ up to core/.
This CL moves the core/src/ files up to core/ and fixes up the include guards, includes and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1800523005 .
Diffstat (limited to 'core/src/fxcodec/lgif/fx_gif.h')
-rw-r--r--core/src/fxcodec/lgif/fx_gif.h296
1 files changed, 0 insertions, 296 deletions
diff --git a/core/src/fxcodec/lgif/fx_gif.h b/core/src/fxcodec/lgif/fx_gif.h
deleted file mode 100644
index 32300a50e5..0000000000
--- a/core/src/fxcodec/lgif/fx_gif.h
+++ /dev/null
@@ -1,296 +0,0 @@
-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef CORE_SRC_FXCODEC_LGIF_FX_GIF_H_
-#define CORE_SRC_FXCODEC_LGIF_FX_GIF_H_
-
-#include <setjmp.h>
-
-#include "core/include/fxcrt/fx_basic.h"
-
-#define GIF_SIGNATURE "GIF"
-#define GIF_SIG_EXTENSION 0x21
-#define GIF_SIG_IMAGE 0x2C
-#define GIF_SIG_TRAILER 0x3B
-#define GIF_BLOCK_GCE 0xF9
-#define GIF_BLOCK_PTE 0x01
-#define GIF_BLOCK_CE 0xFE
-#define GIF_BLOCK_AE 0xFF
-#define GIF_BLOCK_TERMINAL 0x00
-#define GIF_MAX_LZW_CODE 4096
-#define GIF_DATA_BLOCK 255
-#define GIF_MAX_ERROR_SIZE 256
-#define GIF_D_STATUS_SIG 0x01
-#define GIF_D_STATUS_TAIL 0x02
-#define GIF_D_STATUS_EXT 0x03
-#define GIF_D_STATUS_EXT_AE 0x04
-#define GIF_D_STATUS_EXT_CE 0x05
-#define GIF_D_STATUS_EXT_GCE 0x06
-#define GIF_D_STATUS_EXT_PTE 0x07
-#define GIF_D_STATUS_EXT_UNE 0x08
-#define GIF_D_STATUS_IMG_INFO 0x09
-#define GIF_D_STATUS_IMG_DATA 0x0A
-#pragma pack(1)
-typedef struct tagGifGF {
- uint8_t pal_bits : 3;
- uint8_t sort_flag : 1;
- uint8_t color_resolution : 3;
- uint8_t global_pal : 1;
-} GifGF;
-typedef struct tagGifLF {
- uint8_t pal_bits : 3;
- uint8_t reserved : 2;
- uint8_t sort_flag : 1;
- uint8_t interlace : 1;
- uint8_t local_pal : 1;
-} GifLF;
-typedef struct tagGifHeader {
- char signature[3];
- char version[3];
-} GifHeader;
-typedef struct tagGifLSD {
- FX_WORD width;
- FX_WORD height;
- uint8_t global_flag;
- uint8_t bc_index;
- uint8_t pixel_aspect;
-} GifLSD;
-typedef struct tagGifImageInfo {
- FX_WORD left;
- FX_WORD top;
- FX_WORD width;
- FX_WORD height;
-
- uint8_t local_flag;
-} GifImageInfo;
-typedef struct tagGifCEF {
- uint8_t transparency : 1;
- uint8_t user_input : 1;
- uint8_t disposal_method : 3;
- uint8_t reserved : 3;
-} GifCEF;
-typedef struct tagGifGCE {
- uint8_t block_size;
- uint8_t gce_flag;
- FX_WORD delay_time;
- uint8_t trans_index;
-} GifGCE;
-typedef struct tagGifPTE {
- uint8_t block_size;
- FX_WORD grid_left;
- FX_WORD grid_top;
- FX_WORD grid_width;
- FX_WORD grid_height;
-
- uint8_t char_width;
- uint8_t char_height;
-
- uint8_t fc_index;
- uint8_t bc_index;
-} GifPTE;
-typedef struct tagGifAE {
- uint8_t block_size;
- uint8_t app_identify[8];
- uint8_t app_authentication[3];
-} GifAE;
-typedef struct tagGifPalette { uint8_t r, g, b; } GifPalette;
-#pragma pack()
-typedef struct tagGifImage {
- GifGCE* image_gce_ptr;
- GifPalette* local_pal_ptr;
- GifImageInfo* image_info_ptr;
- uint8_t image_code_size;
- FX_DWORD image_data_pos;
- uint8_t* image_row_buf;
- int32_t image_row_num;
-} GifImage;
-typedef struct tagGifPlainText {
- GifGCE* gce_ptr;
- GifPTE* pte_ptr;
- CFX_ByteString* string_ptr;
-} GifPlainText;
-class CGifLZWDecoder {
- public:
- struct tag_Table {
- FX_WORD prefix;
- uint8_t suffix;
- };
- CGifLZWDecoder(FX_CHAR* error_ptr = NULL) { err_msg_ptr = error_ptr; }
- void InitTable(uint8_t code_len);
-
- int32_t Decode(uint8_t* des_buf, FX_DWORD& des_size);
-
- void Input(uint8_t* src_buf, FX_DWORD src_size);
- FX_DWORD GetAvailInput();
-
- private:
- void ClearTable();
- void AddCode(FX_WORD prefix_code, uint8_t append_char);
- void DecodeString(FX_WORD code);
- uint8_t code_size;
- uint8_t code_size_cur;
- FX_WORD code_clear;
- FX_WORD code_end;
- FX_WORD code_next;
- uint8_t code_first;
- uint8_t stack[GIF_MAX_LZW_CODE];
- FX_WORD stack_size;
- tag_Table code_table[GIF_MAX_LZW_CODE];
- FX_WORD code_old;
-
- uint8_t* next_in;
- FX_DWORD avail_in;
-
- uint8_t bits_left;
- FX_DWORD code_store;
-
- FX_CHAR* err_msg_ptr;
-};
-class CGifLZWEncoder {
- public:
- struct tag_Table {
- FX_WORD prefix;
- uint8_t suffix;
- };
- CGifLZWEncoder();
- ~CGifLZWEncoder();
- void Start(uint8_t code_len,
- const uint8_t* src_buf,
- uint8_t*& dst_buf,
- FX_DWORD& offset);
- FX_BOOL Encode(const uint8_t* src_buf,
- FX_DWORD src_len,
- uint8_t*& dst_buf,
- FX_DWORD& dst_len,
- FX_DWORD& offset);
- void Finish(uint8_t*& dst_buf, FX_DWORD& dst_len, FX_DWORD& offset);
-
- private:
- void ClearTable();
- FX_BOOL LookUpInTable(const uint8_t* buf,
- FX_DWORD& offset,
- uint8_t& bit_offset);
- void EncodeString(FX_DWORD index,
- uint8_t*& dst_buf,
- FX_DWORD& dst_len,
- FX_DWORD& offset);
- void WriteBlock(uint8_t*& dst_buf, FX_DWORD& dst_len, FX_DWORD& offset);
- jmp_buf jmp;
- FX_DWORD src_offset;
- uint8_t src_bit_offset;
- uint8_t src_bit_cut;
- FX_DWORD src_bit_num;
- uint8_t code_size;
- FX_WORD code_clear;
- FX_WORD code_end;
- FX_WORD index_num;
- uint8_t bit_offset;
- uint8_t index_bit_cur;
- uint8_t index_buf[GIF_DATA_BLOCK];
- uint8_t index_buf_len;
- tag_Table code_table[GIF_MAX_LZW_CODE];
- FX_WORD table_cur;
-};
-typedef struct tag_gif_decompress_struct gif_decompress_struct;
-typedef gif_decompress_struct* gif_decompress_struct_p;
-typedef gif_decompress_struct_p* gif_decompress_struct_pp;
-static const int32_t s_gif_interlace_step[4] = {8, 8, 4, 2};
-struct tag_gif_decompress_struct {
- jmp_buf jmpbuf;
- FX_CHAR* err_ptr;
- void (*gif_error_fn)(gif_decompress_struct_p gif_ptr, const FX_CHAR* err_msg);
- void* context_ptr;
- int width;
- int height;
- GifPalette* global_pal_ptr;
- int32_t global_pal_num;
- uint8_t global_sort_flag;
- uint8_t global_color_resolution;
-
- uint8_t bc_index;
- uint8_t pixel_aspect;
- CGifLZWDecoder* img_decoder_ptr;
- FX_DWORD img_row_offset;
- FX_DWORD img_row_avail_size;
- uint8_t img_pass_num;
- CFX_ArrayTemplate<GifImage*>* img_ptr_arr_ptr;
- uint8_t* (*gif_ask_buf_for_pal_fn)(gif_decompress_struct_p gif_ptr,
- int32_t pal_size);
- uint8_t* next_in;
- FX_DWORD avail_in;
- int32_t decode_status;
- FX_DWORD skip_size;
- void (*gif_record_current_position_fn)(gif_decompress_struct_p gif_ptr,
- FX_DWORD* cur_pos_ptr);
- void (*gif_get_row_fn)(gif_decompress_struct_p gif_ptr,
- int32_t row_num,
- uint8_t* row_buf);
- FX_BOOL (*gif_get_record_position_fn)(gif_decompress_struct_p gif_ptr,
- FX_DWORD cur_pos,
- int32_t left, int32_t top, int32_t width, int32_t height,
- int32_t pal_num, void* pal_ptr,
- int32_t delay_time, FX_BOOL user_input,
- int32_t trans_index, int32_t disposal_method, FX_BOOL interlace);
- CFX_ByteString* cmt_data_ptr;
- GifGCE* gce_ptr;
- CFX_ArrayTemplate<GifPlainText*>* pt_ptr_arr_ptr;
-};
-typedef struct tag_gif_compress_struct gif_compress_struct;
-typedef gif_compress_struct* gif_compress_struct_p;
-typedef gif_compress_struct_p* gif_compress_struct_pp;
-struct tag_gif_compress_struct {
- const uint8_t* src_buf;
- FX_DWORD src_pitch;
- FX_DWORD src_width;
- FX_DWORD src_row;
- FX_DWORD cur_offset;
- FX_DWORD frames;
- GifHeader* header_ptr;
- GifLSD* lsd_ptr;
- GifPalette* global_pal;
- FX_WORD gpal_num;
- GifPalette* local_pal;
- FX_WORD lpal_num;
- GifImageInfo* image_info_ptr;
- CGifLZWEncoder* img_encoder_ptr;
-
- uint8_t* cmt_data_ptr;
- FX_DWORD cmt_data_len;
- GifGCE* gce_ptr;
- GifPTE* pte_ptr;
- const uint8_t* pte_data_ptr;
- FX_DWORD pte_data_len;
-};
-
-void gif_error(gif_decompress_struct_p gif_ptr, const FX_CHAR* err_msg);
-void gif_warn(gif_decompress_struct_p gif_ptr, const FX_CHAR* err_msg);
-gif_decompress_struct_p gif_create_decompress();
-void gif_destroy_decompress(gif_decompress_struct_pp gif_ptr_ptr);
-gif_compress_struct_p gif_create_compress();
-void gif_destroy_compress(gif_compress_struct_pp gif_ptr_ptr);
-int32_t gif_read_header(gif_decompress_struct_p gif_ptr);
-int32_t gif_get_frame(gif_decompress_struct_p gif_ptr);
-int32_t gif_get_frame_num(gif_decompress_struct_p gif_ptr);
-int32_t gif_decode_extension(gif_decompress_struct_p gif_ptr);
-int32_t gif_decode_image_info(gif_decompress_struct_p gif_ptr);
-void gif_takeover_gce_ptr(gif_decompress_struct_p gif_ptr,
- GifGCE** gce_ptr_ptr);
-int32_t gif_load_frame(gif_decompress_struct_p gif_ptr, int32_t frame_num);
-uint8_t* gif_read_data(gif_decompress_struct_p gif_ptr,
- uint8_t** des_buf_pp,
- FX_DWORD data_size);
-void gif_save_decoding_status(gif_decompress_struct_p gif_ptr, int32_t status);
-void gif_input_buffer(gif_decompress_struct_p gif_ptr,
- uint8_t* src_buf,
- FX_DWORD src_size);
-FX_DWORD gif_get_avail_input(gif_decompress_struct_p gif_ptr,
- uint8_t** avial_buf_ptr);
-void interlace_buf(const uint8_t* buf, FX_DWORD width, FX_DWORD height);
-FX_BOOL gif_encode(gif_compress_struct_p gif_ptr,
- uint8_t*& dst_buf,
- FX_DWORD& dst_len);
-
-#endif // CORE_SRC_FXCODEC_LGIF_FX_GIF_H_