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path: root/core/fxcodec/codec/fx_codec_progress.cpp
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Diffstat (limited to 'core/fxcodec/codec/fx_codec_progress.cpp')
-rw-r--r--core/fxcodec/codec/fx_codec_progress.cpp90
1 files changed, 43 insertions, 47 deletions
diff --git a/core/fxcodec/codec/fx_codec_progress.cpp b/core/fxcodec/codec/fx_codec_progress.cpp
index af7f24e4fe..bd890f89ff 100644
--- a/core/fxcodec/codec/fx_codec_progress.cpp
+++ b/core/fxcodec/codec/fx_codec_progress.cpp
@@ -404,7 +404,7 @@ bool CCodec_ProgressiveDecoder::PngReadHeader(int width,
}
bool CCodec_ProgressiveDecoder::PngAskScanlineBuf(int line, uint8_t*& src_buf) {
- CFX_DIBitmap* pDIBitmap = m_pDeviceBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pDIBitmap = m_pDeviceBitmap;
if (!pDIBitmap) {
ASSERT(false);
return false;
@@ -473,7 +473,7 @@ bool CCodec_ProgressiveDecoder::PngAskScanlineBuf(int line, uint8_t*& src_buf) {
}
void CCodec_ProgressiveDecoder::PngOneOneMapResampleHorz(
- CFX_DIBitmap* pDeviceBitmap,
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
int32_t des_line,
uint8_t* src_scan,
FXCodec_Format src_format) {
@@ -546,7 +546,7 @@ void CCodec_ProgressiveDecoder::PngOneOneMapResampleHorz(
void CCodec_ProgressiveDecoder::PngFillScanlineBufCompleted(int pass,
int line) {
- CFX_DIBitmap* pDIBitmap = m_pDeviceBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pDIBitmap = m_pDeviceBitmap;
ASSERT(pDIBitmap);
int src_top = m_clipBox.top;
int src_bottom = m_clipBox.bottom;
@@ -658,7 +658,7 @@ bool CCodec_ProgressiveDecoder::GifInputRecordPositionBuf(
m_GifFrameRect = img_rc;
m_SrcPassNumber = interlace ? 4 : 1;
int32_t pal_index = m_GifBgIndex;
- CFX_DIBitmap* pDevice = m_pDeviceBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pDevice = m_pDeviceBitmap;
if (trans_index >= pal_num)
trans_index = -1;
if (trans_index != -1) {
@@ -708,7 +708,7 @@ bool CCodec_ProgressiveDecoder::GifInputRecordPositionBuf(
void CCodec_ProgressiveDecoder::GifReadScanline(int32_t row_num,
uint8_t* row_buf) {
- CFX_DIBitmap* pDIBitmap = m_pDeviceBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pDIBitmap = m_pDeviceBitmap;
ASSERT(pDIBitmap);
int32_t img_width = m_GifFrameRect.Width();
if (!pDIBitmap->HasAlpha()) {
@@ -770,7 +770,7 @@ void CCodec_ProgressiveDecoder::GifReadScanline(int32_t row_num,
}
void CCodec_ProgressiveDecoder::GifDoubleLineResampleVert(
- CFX_DIBitmap* pDeviceBitmap,
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
double scale_y,
int des_row) {
int des_Bpp = pDeviceBitmap->GetBPP() >> 3;
@@ -895,7 +895,7 @@ bool CCodec_ProgressiveDecoder::BmpInputImagePositionBuf(uint32_t rcd_pos) {
void CCodec_ProgressiveDecoder::BmpReadScanline(int32_t row_num,
uint8_t* row_buf) {
- CFX_DIBitmap* pDIBitmap = m_pDeviceBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pDIBitmap = m_pDeviceBitmap;
ASSERT(pDIBitmap);
FXSYS_memcpy(m_pDecodeBuf, row_buf, m_ScanlineSize);
int src_top = m_clipBox.top;
@@ -923,9 +923,10 @@ void CCodec_ProgressiveDecoder::BmpReadScanline(int32_t row_num,
ResampleVertBT(pDIBitmap, scale_y, des_row);
}
-void CCodec_ProgressiveDecoder::ResampleVertBT(CFX_DIBitmap* pDeviceBitmap,
- double scale_y,
- int des_row) {
+void CCodec_ProgressiveDecoder::ResampleVertBT(
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
+ double scale_y,
+ int des_row) {
int des_Bpp = pDeviceBitmap->GetBPP() >> 3;
uint32_t des_ScanOffet = m_startX * des_Bpp;
int des_top = m_startY;
@@ -1440,10 +1441,11 @@ void CCodec_ProgressiveDecoder::GetTransMethod(FXDIB_Format des_format,
}
}
-void CCodec_ProgressiveDecoder::ReSampleScanline(CFX_DIBitmap* pDeviceBitmap,
- int des_line,
- uint8_t* src_scan,
- FXCodec_Format src_format) {
+void CCodec_ProgressiveDecoder::ReSampleScanline(
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
+ int des_line,
+ uint8_t* src_scan,
+ FXCodec_Format src_format) {
int src_left = m_clipBox.left;
int des_left = m_startX;
uint8_t* des_scan =
@@ -1642,9 +1644,10 @@ void CCodec_ProgressiveDecoder::ReSampleScanline(CFX_DIBitmap* pDeviceBitmap,
}
}
-void CCodec_ProgressiveDecoder::ResampleVert(CFX_DIBitmap* pDeviceBitmap,
- double scale_y,
- int des_row) {
+void CCodec_ProgressiveDecoder::ResampleVert(
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
+ double scale_y,
+ int des_row) {
int des_Bpp = pDeviceBitmap->GetBPP() >> 3;
uint32_t des_ScanOffet = m_startX * des_Bpp;
if (m_bInterpol) {
@@ -1757,10 +1760,11 @@ void CCodec_ProgressiveDecoder::ResampleVert(CFX_DIBitmap* pDeviceBitmap,
}
}
-void CCodec_ProgressiveDecoder::Resample(CFX_DIBitmap* pDeviceBitmap,
- int32_t src_line,
- uint8_t* src_scan,
- FXCodec_Format src_format) {
+void CCodec_ProgressiveDecoder::Resample(
+ const CFX_RetainPtr<CFX_DIBitmap>& pDeviceBitmap,
+ int32_t src_line,
+ uint8_t* src_scan,
+ FXCodec_Format src_format) {
int src_top = m_clipBox.top;
int des_top = m_startY;
int src_hei = m_clipBox.Height();
@@ -1831,13 +1835,14 @@ FXCODEC_STATUS CCodec_ProgressiveDecoder::GetFrames(int32_t& frames,
}
}
-FXCODEC_STATUS CCodec_ProgressiveDecoder::StartDecode(CFX_DIBitmap* pDIBitmap,
- int start_x,
- int start_y,
- int size_x,
- int size_y,
- int32_t frames,
- bool bInterpol) {
+FXCODEC_STATUS CCodec_ProgressiveDecoder::StartDecode(
+ const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap,
+ int start_x,
+ int start_y,
+ int size_x,
+ int size_y,
+ int32_t frames,
+ bool bInterpol) {
if (m_status != FXCODEC_STATUS_DECODE_READY)
return FXCODEC_STATUS_ERROR;
@@ -2215,10 +2220,9 @@ FXCODEC_STATUS CCodec_ProgressiveDecoder::ContinueDecode(IFX_Pause* pPause) {
return m_status;
}
- CFX_DIBitmap* pDIBitmap = new CFX_DIBitmap;
+ auto pDIBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
pDIBitmap->Create(m_SrcWidth, m_SrcHeight, FXDIB_Argb);
if (!pDIBitmap->GetBuffer()) {
- delete pDIBitmap;
m_pDeviceBitmap = nullptr;
m_pFile = nullptr;
m_status = FXCODEC_STATUS_ERR_MEMORY;
@@ -2226,45 +2230,41 @@ FXCODEC_STATUS CCodec_ProgressiveDecoder::ContinueDecode(IFX_Pause* pPause) {
}
ret = pTiffModule->Decode(m_pTiffContext, pDIBitmap);
if (!ret) {
- delete pDIBitmap;
m_pDeviceBitmap = nullptr;
m_pFile = nullptr;
m_status = FXCODEC_STATUS_ERROR;
return m_status;
}
- CFX_DIBitmap* pClipBitmap =
+ CFX_RetainPtr<CFX_DIBitmap> pClipBitmap =
(m_clipBox.left == 0 && m_clipBox.top == 0 &&
m_clipBox.right == m_SrcWidth && m_clipBox.bottom == m_SrcHeight)
? pDIBitmap
- : pDIBitmap->Clone(&m_clipBox).release();
- if (pDIBitmap != pClipBitmap) {
- delete pDIBitmap;
- }
+ : pDIBitmap->Clone(&m_clipBox);
if (!pClipBitmap) {
m_pDeviceBitmap = nullptr;
m_pFile = nullptr;
m_status = FXCODEC_STATUS_ERR_MEMORY;
return m_status;
}
- CFX_DIBitmap* pFormatBitmap = nullptr;
+ CFX_RetainPtr<CFX_DIBitmap> pFormatBitmap;
switch (m_pDeviceBitmap->GetFormat()) {
case FXDIB_8bppRgb:
- pFormatBitmap = new CFX_DIBitmap;
+ pFormatBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
pFormatBitmap->Create(pClipBitmap->GetWidth(),
pClipBitmap->GetHeight(), FXDIB_8bppRgb);
break;
case FXDIB_8bppMask:
- pFormatBitmap = new CFX_DIBitmap;
+ pFormatBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
pFormatBitmap->Create(pClipBitmap->GetWidth(),
pClipBitmap->GetHeight(), FXDIB_8bppMask);
break;
case FXDIB_Rgb:
- pFormatBitmap = new CFX_DIBitmap;
+ pFormatBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
pFormatBitmap->Create(pClipBitmap->GetWidth(),
pClipBitmap->GetHeight(), FXDIB_Rgb);
break;
case FXDIB_Rgb32:
- pFormatBitmap = new CFX_DIBitmap;
+ pFormatBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
pFormatBitmap->Create(pClipBitmap->GetWidth(),
pClipBitmap->GetHeight(), FXDIB_Rgb32);
break;
@@ -2312,18 +2312,14 @@ FXCODEC_STATUS CCodec_ProgressiveDecoder::ContinueDecode(IFX_Pause* pPause) {
default:
break;
}
- if (pClipBitmap != pFormatBitmap) {
- delete pClipBitmap;
- }
if (!pFormatBitmap) {
m_pDeviceBitmap = nullptr;
m_pFile = nullptr;
m_status = FXCODEC_STATUS_ERR_MEMORY;
return m_status;
}
- std::unique_ptr<CFX_DIBitmap> pStrechBitmap = pFormatBitmap->StretchTo(
+ CFX_RetainPtr<CFX_DIBitmap> pStrechBitmap = pFormatBitmap->StretchTo(
m_sizeX, m_sizeY, m_bInterpol ? FXDIB_INTERPOL : FXDIB_DOWNSAMPLE);
- delete pFormatBitmap;
pFormatBitmap = nullptr;
if (!pStrechBitmap) {
m_pDeviceBitmap = nullptr;
@@ -2332,7 +2328,7 @@ FXCODEC_STATUS CCodec_ProgressiveDecoder::ContinueDecode(IFX_Pause* pPause) {
return m_status;
}
m_pDeviceBitmap->TransferBitmap(m_startX, m_startY, m_sizeX, m_sizeY,
- pStrechBitmap.get(), 0, 0);
+ pStrechBitmap, 0, 0);
m_pDeviceBitmap = nullptr;
m_pFile = nullptr;
m_status = FXCODEC_STATUS_DECODE_FINISH;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-07 09:56:59 +0000