nsc_types.h

 
#ifndef FREERDP_LIB_CODEC_NSC_TYPES_H
#define FREERDP_LIB_CODEC_NSC_TYPES_H
 
#include <freerdp/config.h>
 
#include <winpr/assert.h>
#include <winpr/cast.h>
#include <winpr/crt.h>
#include <winpr/wlog.h>
#include <winpr/collections.h>
 
#include <freerdp/utils/profiler.h>
#include <freerdp/codec/nsc.h>
 
#define ROUND_UP_TO(_b, _n) (_b + ((~(_b & (_n - 1)) + 0x1) & (_n - 1)))
#define MINMAX(_v, _l, _h)                                             \
  ((_v) < (_l) ? WINPR_ASSERTING_INT_CAST(BYTE, (_l))                \
               : ((_v) > (_h) ? WINPR_ASSERTING_INT_CAST(BYTE, (_h)) \
                              : WINPR_ASSERTING_INT_CAST(BYTE, (_v))))
 
typedef struct
{
  wLog* log;
 
  BYTE* PlaneBuffers[5];     /* Decompressed Plane Buffers in the respective order */
  UINT32 PlaneBuffersLength; /* Lengths of each plane buffer */
 
  /* profilers */
  PROFILER_DEFINE(prof_nsc_rle_decompress_data)
  PROFILER_DEFINE(prof_nsc_decode)
  PROFILER_DEFINE(prof_nsc_rle_compress_data)
  PROFILER_DEFINE(prof_nsc_encode)
} NSC_CONTEXT_PRIV;
 
struct S_NSC_CONTEXT
{
  UINT32 OrgByteCount[4];
  UINT32 format;
  UINT16 width;
  UINT16 height;
  BYTE* BitmapData;
  size_t BitmapDataLength;
 
  BYTE* Planes;
  size_t PlanesSize;
  UINT32 PlaneByteCount[4];
  UINT32 ColorLossLevel;
  UINT32 ChromaSubsamplingLevel;
  BOOL DynamicColorFidelity;
 
  /* color palette allocated by the application */
  const BYTE* palette;
 
  BOOL (*decode)(NSC_CONTEXT* WINPR_RESTRICT context);
  BOOL(*encode)
  (NSC_CONTEXT* WINPR_RESTRICT context, const BYTE* WINPR_RESTRICT BitmapData, UINT32 rowstride);
 
  NSC_CONTEXT_PRIV* priv;
};
 
#endif /* FREERDP_LIB_CODEC_NSC_TYPES_H */