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path: root/core/fxcodec/codec/fx_codec_bmp.cpp
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Diffstat (limited to 'core/fxcodec/codec/fx_codec_bmp.cpp')
-rw-r--r--core/fxcodec/codec/fx_codec_bmp.cpp124
1 files changed, 0 insertions, 124 deletions
diff --git a/core/fxcodec/codec/fx_codec_bmp.cpp b/core/fxcodec/codec/fx_codec_bmp.cpp
deleted file mode 100644
index ae83d3f1ef..0000000000
--- a/core/fxcodec/codec/fx_codec_bmp.cpp
+++ /dev/null
@@ -1,124 +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
-
-#include "core/fxcodec/codec/codec_int.h"
-#include "core/fxcodec/fx_codec.h"
-#include "core/fxcodec/lbmp/fx_bmp.h"
-#include "core/fxge/fx_dib.h"
-struct FXBMP_Context {
- bmp_decompress_struct_p bmp_ptr;
- void* parent_ptr;
- void* child_ptr;
-
- void* (*m_AllocFunc)(unsigned int);
- void (*m_FreeFunc)(void*);
-};
-extern "C" {
-static void* bmp_alloc_func(unsigned int size) {
- return FX_Alloc(char, size);
-}
-static void bmp_free_func(void* p) {
- FX_Free(p);
-}
-};
-static void bmp_error_data(bmp_decompress_struct_p bmp_ptr,
- const FX_CHAR* err_msg) {
- FXSYS_strncpy((char*)bmp_ptr->err_ptr, err_msg, BMP_MAX_ERROR_SIZE - 1);
- longjmp(bmp_ptr->jmpbuf, 1);
-}
-static void bmp_read_scanline(bmp_decompress_struct_p bmp_ptr,
- int32_t row_num,
- uint8_t* row_buf) {
- FXBMP_Context* p = (FXBMP_Context*)bmp_ptr->context_ptr;
- CCodec_BmpModule* pModule = (CCodec_BmpModule*)p->parent_ptr;
- pModule->ReadScanlineCallback(p->child_ptr, row_num, row_buf);
-}
-static bool bmp_get_data_position(bmp_decompress_struct_p bmp_ptr,
- uint32_t rcd_pos) {
- FXBMP_Context* p = (FXBMP_Context*)bmp_ptr->context_ptr;
- CCodec_BmpModule* pModule = (CCodec_BmpModule*)p->parent_ptr;
- return pModule->InputImagePositionBufCallback(p->child_ptr, rcd_pos);
-}
-
-FXBMP_Context* CCodec_BmpModule::Start(void* pModule) {
- FXBMP_Context* p = FX_Alloc(FXBMP_Context, 1);
- if (!p)
- return nullptr;
-
- FXSYS_memset(p, 0, sizeof(FXBMP_Context));
- if (!p)
- return nullptr;
-
- p->m_AllocFunc = bmp_alloc_func;
- p->m_FreeFunc = bmp_free_func;
- p->bmp_ptr = nullptr;
- p->parent_ptr = (void*)this;
- p->child_ptr = pModule;
- p->bmp_ptr = bmp_create_decompress();
- if (!p->bmp_ptr) {
- FX_Free(p);
- return nullptr;
- }
- p->bmp_ptr->context_ptr = (void*)p;
- p->bmp_ptr->err_ptr = m_szLastError;
- p->bmp_ptr->bmp_error_fn = bmp_error_data;
- p->bmp_ptr->bmp_get_row_fn = bmp_read_scanline;
- p->bmp_ptr->bmp_get_data_position_fn = bmp_get_data_position;
- return p;
-}
-
-void CCodec_BmpModule::Finish(FXBMP_Context* ctx) {
- if (ctx) {
- bmp_destroy_decompress(&ctx->bmp_ptr);
- ctx->m_FreeFunc(ctx);
- }
-}
-int32_t CCodec_BmpModule::ReadHeader(FXBMP_Context* ctx,
- int32_t* width,
- int32_t* height,
- bool* tb_flag,
- int32_t* components,
- int32_t* pal_num,
- uint32_t** pal_pp,
- CFX_DIBAttribute* pAttribute) {
- if (setjmp(ctx->bmp_ptr->jmpbuf)) {
- return 0;
- }
- int32_t ret = bmp_read_header(ctx->bmp_ptr);
- if (ret != 1) {
- return ret;
- }
- *width = ctx->bmp_ptr->width;
- *height = ctx->bmp_ptr->height;
- *tb_flag = ctx->bmp_ptr->imgTB_flag;
- *components = ctx->bmp_ptr->components;
- *pal_num = ctx->bmp_ptr->pal_num;
- *pal_pp = ctx->bmp_ptr->pal_ptr;
- if (pAttribute) {
- pAttribute->m_wDPIUnit = FXCODEC_RESUNIT_METER;
- pAttribute->m_nXDPI = ctx->bmp_ptr->dpi_x;
- pAttribute->m_nYDPI = ctx->bmp_ptr->dpi_y;
- pAttribute->m_nBmpCompressType = ctx->bmp_ptr->compress_flag;
- }
- return 1;
-}
-
-int32_t CCodec_BmpModule::LoadImage(FXBMP_Context* ctx) {
- if (setjmp(ctx->bmp_ptr->jmpbuf))
- return 0;
- return bmp_decode_image(ctx->bmp_ptr);
-}
-
-uint32_t CCodec_BmpModule::GetAvailInput(FXBMP_Context* ctx,
- uint8_t** avail_buf_ptr) {
- return bmp_get_avail_input(ctx->bmp_ptr, avail_buf_ptr);
-}
-
-void CCodec_BmpModule::Input(FXBMP_Context* ctx,
- const uint8_t* src_buf,
- uint32_t src_size) {
- bmp_input_buffer(ctx->bmp_ptr, (uint8_t*)src_buf, src_size);
-}