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