codec/bitmap.c File Reference

#include <freerdp/config.h>
#include <freerdp/codec/bitmap.h>
#include <freerdp/codec/planar.h>

Macros
#define	OUT_COLOR_COUNT2(in_count, in_s, in_data)    in_count = out_color_count_2(in_count, in_s, in_data)
#define	OUT_COLOR_COUNT3(in_count, in_s, in_data)    in_count = out_color_count_3(in_count, in_s, in_data)
#define	OUT_COPY_COUNT2(in_count, in_s, in_data)    in_count = out_copy_count_2(in_count, in_s, in_data)
#define	OUT_COPY_COUNT3(in_count, in_s, in_data)    in_count = out_copy_count_3(in_count, in_s, in_data)
#define	OUT_BICOLOR_COUNT2(in_count, in_s, in_color1, in_color2)    in_count = out_bicolor_count_2(in_count, in_s, in_color1, in_color2)
#define	OUT_BICOLOR_COUNT3(in_count, in_s, in_color1, in_color2)    in_count = out_bicolor_count_3(in_count, in_s, in_color1, in_color2)
#define	OUT_FILL_COUNT2(in_count, in_s)   in_count = out_fill_count_2(in_count, in_s)
#define	OUT_FILL_COUNT3(in_count, in_s)   in_count = out_fill_count_3(in_count, in_s)
#define	OUT_MIX_COUNT2(in_count, in_s)   in_count = out_mix_count_2(in_count, in_s)
#define	OUT_MIX_COUNT3(in_count, in_s)   in_count = out_mix_count_3(in_count, in_s)
#define	OUT_FOM_COUNT2(in_count, in_s, in_mask, in_mask_len)    in_count = out_from_count_2(in_count, in_s, in_mask, in_mask_len)
#define	OUT_FOM_COUNT3(in_count, in_s, in_mask, in_mask_len)    in_count = out_from_count_3(in_count, in_s, in_mask, in_mask_len)
#define	TEST_FILL   ((last_line == 0 && pixel == 0) || (last_line != 0 && pixel == ypixel))
#define	TEST_MIX   ((last_line == 0 && pixel == mix) || (last_line != 0 && pixel == (ypixel ^ mix)))
#define	TEST_FOM   TEST_FILL || TEST_MIX
#define	TEST_COLOR   pixel == last_pixel
#define	TEST_BICOLOR
#define	RESET_COUNTS

Functions
static INLINE UINT16	GETPIXEL16 (const void *WINPR_RESTRICT d, UINT32 x, UINT32 y, UINT32 w)
static INLINE UINT32	GETPIXEL32 (const void *WINPR_RESTRICT d, UINT32 x, UINT32 y, UINT32 w)
static INLINE UINT16	IN_PIXEL16 (const void *WINPR_RESTRICT in_ptr, UINT32 in_x, UINT32 in_y, UINT32 in_w, UINT16 in_last_pixel)
static INLINE UINT32	IN_PIXEL32 (const void *WINPR_RESTRICT in_ptr, UINT32 in_x, UINT32 in_y, UINT32 in_w, UINT32 in_last_pixel)
static INLINE UINT16	out_color_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, UINT16 in_data)
static INLINE UINT16	out_color_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, UINT32 in_data)
static INLINE UINT16	out_copy_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, wStream *WINPR_RESTRICT in_data)
static INLINE UINT16	out_copy_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, wStream *WINPR_RESTRICT in_data)
static INLINE UINT16	out_bicolor_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, UINT16 in_color1, UINT16 in_color2)
static INLINE UINT16	out_bicolor_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, UINT32 in_color1, UINT32 in_color2)
static INLINE UINT16	out_fill_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s)
static INLINE UINT16	out_fill_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s)
static INLINE UINT16	out_mix_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s)
static INLINE UINT16	out_mix_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s)
static INLINE UINT16	out_from_count_2 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, const char *WINPR_RESTRICT in_mask, size_t in_mask_len)
static INLINE UINT16	out_from_count_3 (UINT16 in_count, wStream *WINPR_RESTRICT in_s, const char *WINPR_RESTRICT in_mask, size_t in_mask_len)
static INLINE SSIZE_T	freerdp_bitmap_compress_24 (const void *WINPR_RESTRICT srcData, UINT32 width, UINT32 height, wStream *WINPR_RESTRICT s, UINT32 byte_limit, UINT32 start_line, wStream *WINPR_RESTRICT temp_s, UINT32 e)
static INLINE SSIZE_T	freerdp_bitmap_compress_16 (const void *WINPR_RESTRICT srcData, UINT32 width, UINT32 height, wStream *WINPR_RESTRICT s, UINT32 bpp, UINT32 byte_limit, UINT32 start_line, wStream *WINPR_RESTRICT temp_s, UINT32 e)
SSIZE_T	freerdp_bitmap_compress (const void *WINPR_RESTRICT srcData, UINT32 width, UINT32 height, wStream *WINPR_RESTRICT s, UINT32 bpp, UINT32 byte_limit, UINT32 start_line, wStream *WINPR_RESTRICT temp_s, UINT32 e)

Macro Definition Documentation

OUT_BICOLOR_COUNT2

#define OUT_BICOLOR_COUNT2	(		in_count,
			in_s,
			in_color1,
			in_color2
	)		in_count = out_bicolor_count_2(in_count, in_s, in_color1, in_color2)

OUT_BICOLOR_COUNT3

#define OUT_BICOLOR_COUNT3	(		in_count,
			in_s,
			in_color1,
			in_color2
	)		in_count = out_bicolor_count_3(in_count, in_s, in_color1, in_color2)

OUT_COLOR_COUNT2

#define OUT_COLOR_COUNT2	(		in_count,
			in_s,
			in_data
	)		in_count = out_color_count_2(in_count, in_s, in_data)

OUT_COLOR_COUNT3

#define OUT_COLOR_COUNT3	(		in_count,
			in_s,
			in_data
	)		in_count = out_color_count_3(in_count, in_s, in_data)

OUT_COPY_COUNT2

#define OUT_COPY_COUNT2	(		in_count,
			in_s,
			in_data
	)		in_count = out_copy_count_2(in_count, in_s, in_data)

OUT_COPY_COUNT3

#define OUT_COPY_COUNT3	(		in_count,
			in_s,
			in_data
	)		in_count = out_copy_count_3(in_count, in_s, in_data)

OUT_FILL_COUNT2

#define OUT_FILL_COUNT2	(		in_count,
			in_s
	)		in_count = out_fill_count_2(in_count, in_s)

OUT_FILL_COUNT3

#define OUT_FILL_COUNT3	(		in_count,
			in_s
	)		in_count = out_fill_count_3(in_count, in_s)

OUT_FOM_COUNT2

#define OUT_FOM_COUNT2	(		in_count,
			in_s,
			in_mask,
			in_mask_len
	)		in_count = out_from_count_2(in_count, in_s, in_mask, in_mask_len)

OUT_FOM_COUNT3

#define OUT_FOM_COUNT3	(		in_count,
			in_s,
			in_mask,
			in_mask_len
	)		in_count = out_from_count_3(in_count, in_s, in_mask, in_mask_len)

OUT_MIX_COUNT2

#define OUT_MIX_COUNT2	(		in_count,
			in_s
	)		in_count = out_mix_count_2(in_count, in_s)

OUT_MIX_COUNT3

#define OUT_MIX_COUNT3	(		in_count,
			in_s
	)		in_count = out_mix_count_3(in_count, in_s)

RESET_COUNTS

#define RESET_COUNTS

Value:

        do                        \
        {                         \
                bicolor_count = 0;    \
                fill_count = 0;       \
                color_count = 0;      \
                mix_count = 0;        \
                fom_count = 0;        \
                fom_mask_len = 0;     \
                bicolor_spin = FALSE; \
        } while (0)

TEST_BICOLOR

#define TEST_BICOLOR

Value:

        ((pixel != last_pixel) &&                                               \
         ((!bicolor_spin && (pixel == bicolor1) && (last_pixel == bicolor2)) || \
          (bicolor_spin && (pixel == bicolor2) && (last_pixel == bicolor1))))

TEST_COLOR

#define TEST_COLOR   pixel == last_pixel

TEST_FILL

#define TEST_FILL   ((last_line == 0 && pixel == 0) || (last_line != 0 && pixel == ypixel))

TEST_FOM

#define TEST_FOM   TEST_FILL || TEST_MIX

TEST_MIX

#define TEST_MIX   ((last_line == 0 && pixel == mix) || (last_line != 0 && pixel == (ypixel ^ mix)))

Function Documentation

freerdp_bitmap_compress()

SSIZE_T freerdp_bitmap_compress	(	const void *WINPR_RESTRICT	srcData,
		UINT32	width,
		UINT32	height,
		wStream *WINPR_RESTRICT	s,
		UINT32	bpp,
		UINT32	byte_limit,
		UINT32	start_line,
		wStream *WINPR_RESTRICT	temp_s,
		UINT32	e
	)

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freerdp_bitmap_compress_16()

static INLINE SSIZE_T freerdp_bitmap_compress_16 ( const void *WINPR_RESTRICT  srcData, UINT32  width, UINT32  height, wStream *WINPR_RESTRICT  s, UINT32  bpp, UINT32  byte_limit, UINT32  start_line, wStream *WINPR_RESTRICT  temp_s, UINT32  e  )

static

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freerdp_bitmap_compress_24()

static INLINE SSIZE_T freerdp_bitmap_compress_24 ( const void *WINPR_RESTRICT  srcData, UINT32  width, UINT32  height, wStream *WINPR_RESTRICT  s, UINT32  byte_limit, UINT32  start_line, wStream *WINPR_RESTRICT  temp_s, UINT32  e  )

static

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GETPIXEL16()

static INLINE UINT16 GETPIXEL16 ( const void *WINPR_RESTRICT  d, UINT32  x, UINT32  y, UINT32  w  )

static

FreeRDP: A Remote Desktop Protocol Implementation Bitmap Compression

Copyright 2004-2012 Jay Sorg jay.s.nosp@m.org@.nosp@m.gmail.nosp@m..com

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.

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GETPIXEL32()

static INLINE UINT32 GETPIXEL32 ( const void *WINPR_RESTRICT  d, UINT32  x, UINT32  y, UINT32  w  )

static

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IN_PIXEL16()

static INLINE UINT16 IN_PIXEL16 ( const void *WINPR_RESTRICT  in_ptr, UINT32  in_x, UINT32  in_y, UINT32  in_w, UINT16  in_last_pixel  )

static

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IN_PIXEL32()

static INLINE UINT32 IN_PIXEL32 ( const void *WINPR_RESTRICT  in_ptr, UINT32  in_x, UINT32  in_y, UINT32  in_w, UINT32  in_last_pixel  )

static

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out_bicolor_count_2()

static INLINE UINT16 out_bicolor_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, UINT16  in_color1, UINT16  in_color2  )

static

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out_bicolor_count_3()

static INLINE UINT16 out_bicolor_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, UINT32  in_color1, UINT32  in_color2  )

static

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out_color_count_2()

static INLINE UINT16 out_color_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, UINT16  in_data  )

static

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out_color_count_3()

static INLINE UINT16 out_color_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, UINT32  in_data  )

static

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out_copy_count_2()

static INLINE UINT16 out_copy_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, wStream *WINPR_RESTRICT  in_data  )

static

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out_copy_count_3()

static INLINE UINT16 out_copy_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, wStream *WINPR_RESTRICT  in_data  )

static

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out_fill_count_2()

static INLINE UINT16 out_fill_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s  )

static

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out_fill_count_3()

static INLINE UINT16 out_fill_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s  )

static

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out_from_count_2()

static INLINE UINT16 out_from_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, const char *WINPR_RESTRICT  in_mask, size_t  in_mask_len  )

static

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out_from_count_3()

static INLINE UINT16 out_from_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s, const char *WINPR_RESTRICT  in_mask, size_t  in_mask_len  )

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out_mix_count_2()

static INLINE UINT16 out_mix_count_2 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s  )

static

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out_mix_count_3()

static INLINE UINT16 out_mix_count_3 ( UINT16  in_count, wStream *WINPR_RESTRICT  in_s  )

static

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