/**

 * FreeRDP: A Remote Desktop Protocol Implementation

 * NSCodec Codec

 *

 * Copyright 2011 Samsung, Author Jiten Pathy

 * Copyright 2012 Vic Lee

 * Copyright 2016 Armin Novak <armin.novak@thincast.com>

 * Copyright 2016 Thincast Technologies GmbH

 *

 * 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.

 */

#ifndef FREERDP_CODEC_NSCODEC_H

#define FREERDP_CODEC_NSCODEC_H

#include <freerdp/api.h>

#include <freerdp/types.h>

#include <freerdp/constants.h>

#include <winpr/stream.h>

#ifdef __cplusplus

extern "C" {

#endif

struct _NSC_MESSAGE

{

	UINT32 x;

	UINT32 y;

	UINT32 width;

	UINT32 height;

	const BYTE* data;

	UINT32 scanline;

	BYTE* PlaneBuffer;

	UINT32 MaxPlaneSize;

	BYTE* PlaneBuffers[5];

	UINT32 OrgByteCount[4];

	UINT32 LumaPlaneByteCount;

	UINT32 OrangeChromaPlaneByteCount;

	UINT32 GreenChromaPlaneByteCount;

	UINT32 AlphaPlaneByteCount;

	UINT32 ColorLossLevel;

	UINT32 ChromaSubsamplingLevel;

};

typedef struct _NSC_MESSAGE NSC_MESSAGE;

typedef struct _NSC_CONTEXT_PRIV NSC_CONTEXT_PRIV;

typedef struct _NSC_CONTEXT NSC_CONTEXT;

struct _NSC_CONTEXT

{

	UINT32 OrgByteCount[4];

	UINT32 format;

	UINT16 width;

	UINT16 height;

	BYTE* BitmapData;

	UINT32 BitmapDataLength;

	BYTE* Planes;

	UINT32 PlaneByteCount[4];

	UINT32 ColorLossLevel;

	UINT32 ChromaSubsamplingLevel;

	BOOL DynamicColorFidelity;

	/* color palette allocated by the application */

	const BYTE* palette;

	BOOL (*decode)(NSC_CONTEXT* context);

	BOOL (*encode)(NSC_CONTEXT* context, const BYTE* BitmapData,

	               UINT32 rowstride);

	NSC_CONTEXT_PRIV* priv;

};

FREERDP_API BOOL nsc_context_set_pixel_format(NSC_CONTEXT* context,

        UINT32 pixel_format);

FREERDP_API BOOL nsc_process_message(NSC_CONTEXT* context, UINT16 bpp,

                                     UINT32 width, UINT32 height,

                                     const BYTE* data, UINT32 length,

                                     BYTE* pDstData, UINT32 DstFormat,

                                     UINT32 nDstStride, UINT32 nXDst, UINT32 nYDst,

                                     UINT32 nWidth, UINT32 nHeight, UINT32 flip);

FREERDP_API BOOL nsc_compose_message(NSC_CONTEXT* context, wStream* s,

                                     const BYTE* bmpdata,

                                     UINT32 width, UINT32 height, UINT32 rowstride);

FREERDP_API NSC_MESSAGE* nsc_encode_messages(NSC_CONTEXT* context,

        const BYTE* data,

        UINT32 x, UINT32 y,

        UINT32 width, UINT32 height, UINT32 scanline,

        UINT32* numMessages, UINT32 maxDataSize);

FREERDP_API BOOL nsc_write_message(NSC_CONTEXT* context, wStream* s,

                                   NSC_MESSAGE* message);

FREERDP_API void nsc_message_free(NSC_CONTEXT* context, NSC_MESSAGE* message);

FREERDP_API BOOL nsc_context_reset(NSC_CONTEXT* context, UINT32 width,

                                   UINT32 height);

FREERDP_API NSC_CONTEXT* nsc_context_new(void);

FREERDP_API void nsc_context_free(NSC_CONTEXT* context);

#ifdef __cplusplus

}

#endif

#endif /* FREERDP_CODEC_NSCODEC_H */