rfx.h

 
#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;
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_process_message(RFX_CONTEXT* WINPR_RESTRICT context,
                                       const BYTE* WINPR_RESTRICT data, UINT32 length,
                                       UINT32 left, UINT32 top, BYTE* WINPR_RESTRICT dst,
                                       UINT32 dstFormat, UINT32 dstStride, UINT32 dstHeight,
                                       REGION16* WINPR_RESTRICT invalidRegion);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API UINT32 rfx_message_get_frame_idx(const RFX_MESSAGE* WINPR_RESTRICT message);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API const UINT32* rfx_message_get_quants(const RFX_MESSAGE* WINPR_RESTRICT message,
                                                   UINT16* WINPR_RESTRICT numQuantVals);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API const RFX_TILE** rfx_message_get_tiles(const RFX_MESSAGE* WINPR_RESTRICT message,
                                                     UINT16* WINPR_RESTRICT numTiles);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API UINT16 rfx_message_get_tile_count(const RFX_MESSAGE* WINPR_RESTRICT message);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API const RFX_RECT* rfx_message_get_rects(const RFX_MESSAGE* WINPR_RESTRICT message,
                                                    UINT16* WINPR_RESTRICT numRects);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API UINT16 rfx_message_get_rect_count(const RFX_MESSAGE* WINPR_RESTRICT message);
 
  FREERDP_API void rfx_message_free(RFX_CONTEXT* WINPR_RESTRICT context,
                                    RFX_MESSAGE* WINPR_RESTRICT message);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_compose_message(RFX_CONTEXT* WINPR_RESTRICT context,
                                       wStream* WINPR_RESTRICT s,
                                       const RFX_RECT* WINPR_RESTRICT rects, size_t numRects,
                                       const BYTE* WINPR_RESTRICT data, UINT32 width,
                                       UINT32 height, UINT32 scanline);
 
  WINPR_ATTR_MALLOC(rfx_message_free, 2)
  WINPR_ATTR_NODISCARD
  FREERDP_API RFX_MESSAGE* rfx_encode_message(RFX_CONTEXT* WINPR_RESTRICT context,
                                              const RFX_RECT* WINPR_RESTRICT rects,
                                              size_t numRects, const BYTE* WINPR_RESTRICT data,
                                              UINT32 width, UINT32 height, size_t scanline);
 
  FREERDP_API void rfx_message_list_free(RFX_MESSAGE_LIST* messages);
 
  WINPR_ATTR_MALLOC(rfx_message_list_free, 1)
  WINPR_ATTR_NODISCARD
  FREERDP_API RFX_MESSAGE_LIST*
  rfx_encode_messages(RFX_CONTEXT* WINPR_RESTRICT context, const RFX_RECT* WINPR_RESTRICT rects,
                      size_t numRects, const BYTE* WINPR_RESTRICT data, UINT32 width,
                      UINT32 height, UINT32 scanline, size_t* WINPR_RESTRICT numMessages,
                      size_t maxDataSize);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API const RFX_MESSAGE*
  rfx_message_list_get(const RFX_MESSAGE_LIST* WINPR_RESTRICT messages, size_t idx);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_write_message(RFX_CONTEXT* WINPR_RESTRICT context,
                                     wStream* WINPR_RESTRICT s,
                                     const RFX_MESSAGE* WINPR_RESTRICT message);
 
  FREERDP_API void rfx_context_free(RFX_CONTEXT* context);
 
  WINPR_ATTR_MALLOC(rfx_context_free, 1)
  WINPR_ATTR_NODISCARD
  FREERDP_API RFX_CONTEXT* rfx_context_new_ex(BOOL encoder, UINT32 ThreadingFlags);
 
  WINPR_ATTR_MALLOC(rfx_context_free, 1)
  WINPR_ATTR_NODISCARD
  FREERDP_API RFX_CONTEXT* rfx_context_new(BOOL encoder);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_context_reset(RFX_CONTEXT* WINPR_RESTRICT context, UINT32 width,
                                     UINT32 height);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_context_set_mode(RFX_CONTEXT* WINPR_RESTRICT context, RLGR_MODE mode);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API RLGR_MODE rfx_context_get_mode(RFX_CONTEXT* WINPR_RESTRICT context);
 
  FREERDP_API void rfx_context_set_pixel_format(RFX_CONTEXT* WINPR_RESTRICT context,
                                                UINT32 pixel_format);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API UINT32 rfx_context_get_pixel_format(RFX_CONTEXT* WINPR_RESTRICT context);
 
  FREERDP_API void rfx_context_set_palette(RFX_CONTEXT* WINPR_RESTRICT context,
                                           const BYTE* WINPR_RESTRICT palette);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API const BYTE* rfx_context_get_palette(RFX_CONTEXT* WINPR_RESTRICT context);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API UINT32 rfx_context_get_frame_idx(const RFX_CONTEXT* WINPR_RESTRICT context);
 
  WINPR_ATTR_NODISCARD
  FREERDP_API BOOL rfx_write_message_progressive_simple(RFX_CONTEXT* WINPR_RESTRICT rfx,
                                                        wStream* WINPR_RESTRICT s,
                                                        const RFX_MESSAGE* WINPR_RESTRICT msg);
 
#ifdef __cplusplus
}
#endif
 
#endif /* FREERDP_CODEC_REMOTEFX_H */