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authorDan Sinclair <dsinclair@chromium.org>2016-03-14 14:14:16 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-14 14:14:16 -0400
commit1770c021cf998ff1b33855b1397f6ea8ff9f7cd7 (patch)
tree285e39abd4b5872d8cd632b9e331b0667fdc3eae /xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp
parentf766ad219f66543654520f6a1955836f519e26d1 (diff)
downloadpdfium-1770c021cf998ff1b33855b1397f6ea8ff9f7cd7.tar.xz
Move xfa/src up to xfa/.
This CL moves the xfa/src files up to the xfa/ directory and fixes the includes, include guards, and build files. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1803723002 .
Diffstat (limited to 'xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp')
-rw-r--r--xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp171
1 files changed, 171 insertions, 0 deletions
diff --git a/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp
new file mode 100644
index 0000000000..86b19c15af
--- /dev/null
+++ b/xfa/fxbarcode/BC_BufferedImageLuminanceSource.cpp
@@ -0,0 +1,171 @@
+// 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
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/include/fxcodec/fx_codec.h"
+#include "xfa/fxbarcode/BC_BufferedImageLuminanceSource.h"
+#include "xfa/fxbarcode/BC_LuminanceSource.h"
+#include "xfa/fxbarcode/utils.h"
+
+class CBC_Pause : public IFX_Pause {
+ public:
+ virtual FX_BOOL NeedToPauseNow() { return TRUE; }
+};
+static CFX_DIBitmap* CreateDIBSource(IFX_FileRead* fileread) {
+ CFX_DIBitmap* bitmap = NULL;
+ CCodec_ModuleMgr* pCodecMgr = NULL;
+ ICodec_ProgressiveDecoder* pImageCodec = NULL;
+ pCodecMgr = new CCodec_ModuleMgr();
+ pImageCodec = pCodecMgr->CreateProgressiveDecoder();
+ FXCODEC_STATUS status = FXCODEC_STATUS_DECODE_FINISH;
+ status = pImageCodec->LoadImageInfo(fileread, FXCODEC_IMAGE_UNKNOWN, nullptr);
+ if (status != FXCODEC_STATUS_FRAME_READY) {
+ return NULL;
+ }
+ bitmap = new CFX_DIBitmap;
+ bitmap->Create(pImageCodec->GetWidth(), pImageCodec->GetHeight(), FXDIB_Argb);
+ bitmap->Clear(FXARGB_MAKE(0xFF, 0xFF, 0xFF, 0xFF));
+ CBC_Pause pause;
+ int32_t frames;
+ status = pImageCodec->GetFrames(frames, &pause);
+ while (status == FXCODEC_STATUS_FRAME_TOBECONTINUE) {
+ status = pImageCodec->GetFrames(frames, &pause);
+ }
+ if (status != FXCODEC_STATUS_DECODE_READY) {
+ goto except;
+ }
+ status = pImageCodec->StartDecode(bitmap, 0, 0, bitmap->GetWidth(),
+ bitmap->GetHeight(), 0, FALSE);
+ if (status == FXCODEC_STATUS_ERR_PARAMS) {
+ goto except;
+ }
+ if (status != FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+ goto except;
+ }
+ while (status == FXCODEC_STATUS_DECODE_TOBECONTINUE) {
+ status = pImageCodec->ContinueDecode(&pause);
+ }
+ if (status != FXCODEC_STATUS_DECODE_FINISH) {
+ goto except;
+ }
+ if (pImageCodec) {
+ delete pImageCodec;
+ pImageCodec = NULL;
+ }
+ delete pCodecMgr;
+ pCodecMgr = NULL;
+ return bitmap;
+except:
+ if (pImageCodec) {
+ delete pImageCodec;
+ pImageCodec = NULL;
+ }
+ delete pCodecMgr;
+ pCodecMgr = NULL;
+ if (bitmap) {
+ delete bitmap;
+ }
+ return NULL;
+}
+CBC_BufferedImageLuminanceSource::CBC_BufferedImageLuminanceSource(
+ const CFX_WideString& filename)
+ : CBC_LuminanceSource(0, 0), m_filename(filename) {
+ m_height = 0;
+ m_width = 0;
+ m_bytesPerLine = 0;
+ m_top = 0;
+ m_left = 0;
+}
+void CBC_BufferedImageLuminanceSource::Init(int32_t& e) {
+ IFX_FileRead* fileread = FX_CreateFileRead(m_filename);
+ m_pBitmap = CreateDIBSource(fileread);
+ if (m_pBitmap == NULL) {
+ e = BCExceptionLoadFile;
+ return;
+ }
+ m_pBitmap->ConvertFormat(FXDIB_Argb);
+ m_height = m_pBitmap->GetHeight();
+ m_width = m_pBitmap->GetWidth();
+ m_rgbData.SetSize(m_height * m_width);
+ m_bytesPerLine = m_width * 4;
+ m_top = 0;
+ m_left = 0;
+}
+CBC_BufferedImageLuminanceSource::CBC_BufferedImageLuminanceSource(
+ CFX_DIBitmap* pBitmap)
+ : CBC_LuminanceSource(0, 0) {
+ m_pBitmap = pBitmap->Clone();
+ m_pBitmap->ConvertFormat(FXDIB_Argb);
+ m_height = m_pBitmap->GetHeight();
+ m_width = m_pBitmap->GetWidth();
+ m_rgbData.SetSize(m_height * m_width);
+ m_bytesPerLine = m_width * 4;
+ m_top = 0;
+ m_left = 0;
+}
+CBC_BufferedImageLuminanceSource::~CBC_BufferedImageLuminanceSource() {
+ delete m_pBitmap;
+ m_pBitmap = NULL;
+}
+CFX_ByteArray* CBC_BufferedImageLuminanceSource::GetRow(int32_t y,
+ CFX_ByteArray& row,
+ int32_t& e) {
+ if (y < 0 || y >= m_height) {
+ e = BCExceptionRequestedRowIsOutSizeTheImage;
+ return NULL;
+ }
+ int32_t width = m_width;
+ if (row.GetSize() == 0 || row.GetSize() < width) {
+ row.SetSize(width);
+ }
+ if (m_rgbData.GetSize() == 0 || m_rgbData.GetSize() < width) {
+ m_rgbData.SetSize(width);
+ }
+ int32_t* rowLine = (int32_t*)m_pBitmap->GetScanline(y);
+ int32_t x;
+ for (x = 0; x < width; x++) {
+ int32_t pixel = rowLine[x];
+ int32_t luminance = (306 * ((pixel >> 16) & 0xFF) +
+ 601 * ((pixel >> 8) & 0xFF) + 117 * (pixel & 0xFF)) >>
+ 10;
+ row[x] = (uint8_t)luminance;
+ }
+ return &row;
+}
+CFX_ByteArray* CBC_BufferedImageLuminanceSource::GetMatrix() {
+ CFX_ByteArray* matirx = new CFX_ByteArray();
+ matirx->SetSize(m_bytesPerLine * m_height);
+ int32_t* rgb = (int32_t*)m_pBitmap->GetBuffer();
+ int32_t y;
+ for (y = 0; y < m_height; y++) {
+ int32_t offset = y * m_width;
+ int32_t x;
+ for (x = 0; x < m_width; x++) {
+ int32_t pixel = rgb[offset + x];
+ int32_t luminance =
+ (306 * ((pixel >> 16) & 0xFF) + 601 * ((pixel >> 8) & 0xFF) +
+ 117 * (pixel & 0xFF)) >>
+ 10;
+ (*matirx)[offset + x] = (uint8_t)luminance;
+ }
+ }
+ return matirx;
+}