FreeRDP/include/freerdp/codec/rfx.h
2023-06-27 08:54:54 +02:00

131 lines
4.5 KiB
C

/**
* FreeRDP: A Remote Desktop Protocol Implementation
* RemoteFX Codec
*
* Copyright 2011 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_REMOTEFX_H
#define FREERDP_CODEC_REMOTEFX_H
#include <freerdp/api.h>
#include <freerdp/types.h>
#include <freerdp/constants.h>
#include <freerdp/codec/region.h>
#include <winpr/stream.h>
#ifdef __cplusplus
extern "C"
{
#endif
typedef enum
{
RLGR1,
RLGR3
} RLGR_MODE;
typedef struct
{
UINT16 x;
UINT16 y;
UINT16 width;
UINT16 height;
} RFX_RECT;
typedef struct
{
UINT16 x;
UINT16 y;
UINT32 width;
UINT32 height;
BYTE* data;
UINT32 scanline;
BOOL allocated;
BYTE quantIdxY;
BYTE quantIdxCb;
BYTE quantIdxCr;
UINT16 xIdx;
UINT16 yIdx;
UINT16 YLen;
UINT16 CbLen;
UINT16 CrLen;
BYTE* YData;
BYTE* CbData;
BYTE* CrData;
BYTE* YCbCrData;
} RFX_TILE;
typedef struct S_RFX_MESSAGE_LIST RFX_MESSAGE_LIST;
typedef struct S_RFX_MESSAGE RFX_MESSAGE;
typedef struct S_RFX_CONTEXT RFX_CONTEXT;
FREERDP_API BOOL rfx_process_message(RFX_CONTEXT* context, const BYTE* data, UINT32 length,
UINT32 left, UINT32 top, BYTE* dst, UINT32 dstFormat,
UINT32 dstStride, UINT32 dstHeight,
REGION16* invalidRegion);
FREERDP_API UINT32 rfx_message_get_frame_idx(const RFX_MESSAGE* message);
FREERDP_API const UINT32* rfx_message_get_quants(const RFX_MESSAGE* message,
UINT16* numQuantVals);
FREERDP_API const RFX_TILE** rfx_message_get_tiles(const RFX_MESSAGE* message,
UINT16* numTiles);
FREERDP_API UINT16 rfx_message_get_tile_count(const RFX_MESSAGE* message);
FREERDP_API const RFX_RECT* rfx_message_get_rects(const RFX_MESSAGE* message, UINT16* numRects);
FREERDP_API UINT16 rfx_message_get_rect_count(const RFX_MESSAGE* message);
FREERDP_API void rfx_message_free(RFX_CONTEXT* context, RFX_MESSAGE* message);
FREERDP_API BOOL rfx_compose_message(RFX_CONTEXT* context, wStream* s, const RFX_RECT* rects,
size_t num_rects, const BYTE* image_data, UINT32 width,
UINT32 height, UINT32 rowstride);
FREERDP_API RFX_MESSAGE* rfx_encode_message(RFX_CONTEXT* context, const RFX_RECT* rects,
size_t numRects, const BYTE* data, UINT32 width,
UINT32 height, size_t scanline);
FREERDP_API RFX_MESSAGE_LIST* rfx_encode_messages(RFX_CONTEXT* context, const RFX_RECT* rects,
size_t numRects, const BYTE* data,
UINT32 width, UINT32 height, UINT32 scanline,
size_t* numMessages, size_t maxDataSize);
FREERDP_API void rfx_message_list_free(RFX_MESSAGE_LIST* messages);
FREERDP_API const RFX_MESSAGE* rfx_message_list_get(const RFX_MESSAGE_LIST* messages,
size_t idx);
FREERDP_API BOOL rfx_write_message(RFX_CONTEXT* context, wStream* s,
const RFX_MESSAGE* message);
FREERDP_API RFX_CONTEXT* rfx_context_new_ex(BOOL encoder, UINT32 ThreadingFlags);
FREERDP_API RFX_CONTEXT* rfx_context_new(BOOL encoder);
FREERDP_API void rfx_context_free(RFX_CONTEXT* context);
FREERDP_API BOOL rfx_context_reset(RFX_CONTEXT* context, UINT32 width, UINT32 height);
FREERDP_API BOOL rfx_context_set_mode(RFX_CONTEXT* context, RLGR_MODE mode);
FREERDP_API void rfx_context_set_pixel_format(RFX_CONTEXT* context, UINT32 pixel_format);
FREERDP_API void rfx_context_set_palette(RFX_CONTEXT* context, const BYTE* palette);
FREERDP_API UINT32 rfx_context_get_frame_idx(const RFX_CONTEXT* context);
#ifdef __cplusplus
}
#endif
#endif /* FREERDP_CODEC_REMOTEFX_H */