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author | John Abd-El-Malek <jabdelmalek@google.com> | 2014-05-17 22:33:34 -0700 |
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committer | John Abd-El-Malek <jabdelmalek@google.com> | 2014-05-17 22:33:34 -0700 |
commit | 5110c4743751145c4ae1934cd1d83bc6c55bb43f (patch) | |
tree | b141608096b73163182764c25b895d3df4b2c182 /core/include/fxcodec/fx_codec_provider.h | |
parent | 76b563d2feed92ed328afb1f15e3466a9536b11b (diff) | |
download | pdfium-5110c4743751145c4ae1934cd1d83bc6c55bb43f.tar.xz |
Initial commit.
Diffstat (limited to 'core/include/fxcodec/fx_codec_provider.h')
-rw-r--r-- | core/include/fxcodec/fx_codec_provider.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/core/include/fxcodec/fx_codec_provider.h b/core/include/fxcodec/fx_codec_provider.h new file mode 100644 index 0000000000..4ef61d8552 --- /dev/null +++ b/core/include/fxcodec/fx_codec_provider.h @@ -0,0 +1,53 @@ +// 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 _FX_CODEC_PROVIDER_H_
+#define _FX_CODEC_PROVIDER_H_
+class IFX_JpegProvider
+{
+public:
+
+ virtual void Release() = 0;
+
+ virtual void* CreateDecoder(FX_LPCBYTE src_buf, FX_DWORD src_size, int width, int height, int nComps, FX_BOOL ColorTransform) = 0;
+
+
+ virtual void DestroyDecoder(void* pDecoder) = 0;
+
+ virtual void DownScale(void* pDecoder, int dest_width, int dest_height) = 0;
+
+ virtual FX_BOOL Rewind(void* pDecoder) = 0;
+
+ virtual FX_LPBYTE GetNextLine(void* pDecoder) = 0;
+
+ virtual FX_DWORD GetSrcOffset(void* pDecoder) = 0;
+
+
+ virtual FX_BOOL LoadInfo(FX_LPCBYTE src_buf, FX_DWORD src_size, int& width, int& height,
+ int& num_components, int& bits_per_components, FX_BOOL& color_transform,
+ FX_LPBYTE* icc_buf_ptr = NULL, FX_DWORD* icc_length = NULL) = 0;
+
+ virtual FX_BOOL Encode(const class CFX_DIBSource* pSource, FX_LPBYTE& dest_buf, FX_STRSIZE& dest_size, int quality = 75,
+ FX_LPCBYTE icc_buf = NULL, FX_DWORD icc_length = 0) = 0;
+
+ virtual void* Start() = 0;
+
+ virtual void Finish(void* pContext) = 0;
+
+ virtual void Input(void* pContext, FX_LPCBYTE src_buf, FX_DWORD src_size) = 0;
+
+ virtual int ReadHeader(void* pContext, int* width, int* height, int* nComps) = 0;
+
+
+ virtual int StartScanline(void* pContext, int down_scale) = 0;
+
+
+ virtual FX_BOOL ReadScanline(void* pContext, FX_LPBYTE dest_buf) = 0;
+
+
+ virtual FX_DWORD GetAvailInput(void* pContext, FX_LPBYTE* avail_buf_ptr = NULL) = 0;
+};
+#endif
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