chromium/third_party/pdfium/fpdfsdk/fpdf_thumbnail.cpp

// Copyright 2019 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "public/fpdf_thumbnail.h"

#include <utility>

#include "core/fpdfapi/page/cpdf_dib.h"
#include "core/fpdfapi/page/cpdf_page.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/parser/cpdf_stream_acc.h"
#include "core/fxcrt/compiler_specific.h"
#include "core/fxcrt/span.h"
#include "core/fxge/dib/cfx_dibitmap.h"
#include "fpdfsdk/cpdfsdk_helpers.h"
#include "public/fpdfview.h"

namespace {

RetainPtr<const CPDF_Stream> CPDFStreamForThumbnailFromPage(FPDF_PAGE page) { … }

}  // namespace

FPDF_EXPORT unsigned long FPDF_CALLCONV
FPDFPage_GetDecodedThumbnailData(FPDF_PAGE page,
                                 void* buffer,
                                 unsigned long buflen) { … }

FPDF_EXPORT unsigned long FPDF_CALLCONV
FPDFPage_GetRawThumbnailData(FPDF_PAGE page,
                             void* buffer,
                             unsigned long buflen) { … }

FPDF_EXPORT FPDF_BITMAP FPDF_CALLCONV
FPDFPage_GetThumbnailAsBitmap(FPDF_PAGE page) { … }