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Added basic SMUSH frame viewer/dumper

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yoshizf
2003-09-21 23:50:28 +00:00
parent d3a821b5d1
commit 3674ad2061
13 changed files with 1765 additions and 9 deletions
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Makefile
+1 -1
View File
@@ -11,7 +11,7 @@ CP := cp
RESSW := --define __WIN32__ --define __WIN95__ --define __GNUWIN32__
REZ_CMD := `wx-config --rezflags`
OBJS := file.o scummex.o resource.o mixer.o image.o sound.o wxwindows.o descumm.o descumm6.o
OBJS := file.o scummex.o resource.o mixer.o image.o sound.o wxwindows.o descumm.o descumm6.o codec37.o codec47.o bomp.o
CXXFLAGS := -DOSUNIX -g -O -Wall -Wuninitialized -Wshadow -Wstrict-prototypes -Wno-unused-variable -Wno-long-long -Wno-multichar -Wno-unknown-pragmas
CXXFLAGS += `wx-config --cxxflags` `sdl-config --cflags`
LIBS := `wx-config --libs` `sdl-config --libs` -lSDL_mixer
bomp.cpp
+388
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@@ -0,0 +1,388 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/bomp.cpp,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#include "stdafx.h"
#include "bomp.h"
byte defaultScaleTable[768];
byte revBitMask[8];
static void bompScaleFuncX(byte *line_buffer, byte *scaling_x_ptr, byte skip, int32 size);
static void bompApplyShadow0(const byte *line_buffer, byte *dst, int32 size, byte transparency);
static void bompApplyShadow1(const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency);
static void bompApplyShadow3(const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency);
static void bompApplyActorPalette(byte *actorPalette, byte *line_buffer, int32 size);
void decompressBomp(byte *dst, const byte *src, int w, int h) {
assert(w > 0);
assert(h > 0);
do {
bompDecodeLine(dst, src + 2, w);
src += READ_LE_UINT16(src) + 2;
dst += w;
} while (--h);
}
void bompDecodeLine(byte *dst, const byte *src, int size) {
assert(size > 0);
int len, num;
byte code, color;
len = size;
while (len) {
code = *src++;
num = (code >> 1) + 1;
if (num > len)
num = len;
len -= num;
if (code & 1) {
color = *src++;
memset(dst, color, num);
} else {
memcpy(dst, src, num);
src += num;
}
dst += num;
}
}
void bompDecodeLineReverse(byte *dst, const byte *src, int size) {
assert(size > 0);
dst += size;
int len, num;
byte code, color;
len = size;
while (len) {
code = *src++;
num = (code >> 1) + 1;
if (num > len)
num = len;
len -= num;
dst -= num;
if (code & 1) {
color = *src++;
memset(dst, color, num);
} else {
memcpy(dst, src, num);
src += num;
}
}
}
void bompApplyMask(byte *line_buffer, byte *mask, byte maskbit, int32 size, byte transparency) {
while (1) {
do {
if (size-- == 0)
return;
if (*mask & maskbit) {
*line_buffer = transparency;
}
line_buffer++;
maskbit >>= 1;
} while (maskbit);
mask++;
maskbit = 128;
}
}
void bompApplyShadow(int shadowMode, const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency) {
assert(size > 0);
switch(shadowMode) {
case 0:
bompApplyShadow0(line_buffer, dst, size, transparency);
break;
case 1:
bompApplyShadow1(shadowPalette, line_buffer, dst, size, transparency);
break;
case 3:
bompApplyShadow3(shadowPalette, line_buffer, dst, size, transparency);
break;
default:
printf("Unknown shadow mode %d", shadowMode);
}
}
void bompApplyShadow0(const byte *line_buffer, byte *dst, int32 size, byte transparency) {
while (size-- > 0) {
byte tmp = *line_buffer++;
if (tmp != transparency) {
*dst = tmp;
}
dst++;
}
}
void bompApplyShadow1(const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency) {
while (size-- > 0) {
byte tmp = *line_buffer++;
if (tmp != transparency) {
if (tmp == 13) {
tmp = shadowPalette[*dst];
}
*dst = tmp;
}
dst++;
}
}
void bompApplyShadow3(const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency) {
while (size-- > 0) {
byte tmp = *line_buffer++;
if (tmp != transparency) {
if (tmp < 8) {
tmp = shadowPalette[*dst + (tmp << 8)];
}
*dst = tmp;
}
dst++;
}
}
void bompApplyActorPalette(byte *actorPalette, byte *line_buffer, int32 size) {
if (actorPalette != 0) {
actorPalette[255] = 255;
while (size-- > 0) {
*line_buffer = actorPalette[*line_buffer];
line_buffer++;
}
}
}
void bompScaleFuncX(byte *line_buffer, byte *scaling_x_ptr, byte skip, int32 size) {
byte *line_ptr1 = line_buffer;
byte *line_ptr2 = line_buffer;
byte tmp = *scaling_x_ptr++;
while (size--) {
if ((skip & tmp) == 0) {
*line_ptr1++ = *line_ptr2;
}
line_ptr2++;
skip >>= 1;
if (skip == 0) {
skip = 128;
tmp = *scaling_x_ptr++;
}
}
}
/*void Scumm::drawBomp(const BompDrawData &bd, bool mirror) {
const byte *src;
byte *dst;
byte maskbit;
byte *mask = 0;
byte *charset_mask;
int clip_left, clip_right, clip_top, clip_bottom;
byte *scalingYPtr = bd.scalingYPtr;
byte skip_y_bits = 0x80;
byte skip_y_new = 0;
byte tmp;
if (bd.x < 0) {
clip_left = -bd.x;
} else {
clip_left = 0;
}
if (bd.y < 0) {
clip_top = -bd.y;
} else {
clip_top = 0;
}
clip_right = bd.srcwidth;
if (clip_right > bd.outwidth - bd.x) {
clip_right = bd.outwidth - bd.x;
}
clip_bottom = bd.srcheight;
if (clip_bottom > bd.outheight - bd.y) {
clip_bottom = bd.outheight - bd.y;
}
src = bd.dataptr;
dst = bd.out + bd.y * bd.outwidth + bd.x + clip_left;
maskbit = revBitMask[(bd.x + clip_left) & 7];
// Always mask against the charset mask
charset_mask = getMaskBuffer(bd.x + clip_left, bd.y, 0);
// Also mask against any additionally imposed mask
if (bd.maskPtr) {
mask = bd.maskPtr + (bd.y * gdi._numStrips) + ((bd.x + clip_left) >> 3);
}
// Setup vertical scaling
if (bd.scale_y != 255) {
assert(scalingYPtr);
skip_y_new = *scalingYPtr++;
skip_y_bits = 0x80;
if (clip_bottom > bd.scaleBottom) {
clip_bottom = bd.scaleBottom;
}
}
// Setup horizontal scaling
if (bd.scale_x != 255) {
assert(bd.scalingXPtr);
if (clip_right > bd.scaleRight) {
clip_right = bd.scaleRight;
}
}
const int width = clip_right - clip_left;
if (width <= 0)
return;
int pos_y = 0;
byte line_buffer[1024];
byte *line_ptr = line_buffer + clip_left;
// Loop over all lines
while (pos_y < clip_bottom) {
// Decode a single (bomp encoded) line, reversed if we are in mirror mode
if (mirror)
bompDecodeLineReverse(line_buffer, src + 2, bd.srcwidth);
else
bompDecodeLine(line_buffer, src + 2, bd.srcwidth);
src += READ_LE_UINT16(src) + 2;
// If vertical scaling is enabled, do it
if (bd.scale_y != 255) {
// A bit set means we should skip this line...
tmp = skip_y_new & skip_y_bits;
// Advance the scale-skip bit mask, if it's 0, get the next scale-skip byte
skip_y_bits >>= 1;
if (skip_y_bits == 0) {
skip_y_bits = 0x80;
skip_y_new = *scalingYPtr++;
}
// Skip the current line if the above check tells us to
if (tmp != 0)
continue;
}
// Perform horizontal scaling
if (bd.scale_x != 255) {
bompScaleFuncX(line_buffer, bd.scalingXPtr, 0x80, bd.srcwidth);
}
// The first clip_top lines are to be clipped, i.e. not drawn
if (clip_top > 0) {
clip_top--;
} else {
// Replace the parts of the line which are masked with the transparency color
if (bd.maskPtr)
bompApplyMask(line_ptr, mask, maskbit, width, 255);
bompApplyMask(line_ptr, charset_mask, maskbit, width, 255);
// Apply custom color map, if available
if (_bompActorPalettePtr)
bompApplyActorPalette(_bompActorPalettePtr, line_ptr, width);
// Finally, draw the decoded, scaled, masked and recolored line onto
// the target surface, using the specified shadow mode
bompApplyShadow(bd.shadowMode, _shadowPalette, line_ptr, dst, width, 255);
}
// Advance to the next line
pos_y++;
mask += gdi._numStrips;
charset_mask += gdi._numStrips;
dst += bd.outwidth;
}
}*/
static const byte bitCount[] = {
8, 7, 7, 6, 7, 6, 6, 5, 7, 6, 6, 5, 6, 5, 5, 4,
7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3,
7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
5, 4, 4, 3, 4, 3, 3, 2, 4, 3, 3, 2, 3, 2, 2, 1,
7, 6, 6, 5, 6, 5, 5, 4, 6, 5, 5, 4, 5, 4, 4, 3,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
5, 4, 4, 3, 4, 3, 3, 2, 4, 3, 3, 2, 3, 2, 2, 1,
6, 5, 5, 4, 5, 4, 4, 3, 5, 4, 4, 3, 4, 3, 3, 2,
5, 4, 4, 3, 4, 3, 3, 2, 4, 3, 3, 2, 3, 2, 2, 1,
5, 4, 4, 3, 4, 3, 3, 2, 4, 3, 3, 2, 3, 2, 2, 1,
4, 3, 3, 2, 3, 2, 2, 1, 3, 2, 2, 1, 2, 1, 1, 0,
};
int32 setupBompScale(byte *scaling, int32 size, byte scale) {
byte tmp;
int32 count;
const byte *tmp_ptr;
byte *tmp_scaling = scaling;
byte a = 0;
byte ret_value = 0;
const int offsets[8] = { 3, 2, 1, 0, 7, 6, 5, 4 };
count = (256 - (size >> 1));
assert(0 <= count && count < 768);
tmp_ptr = defaultScaleTable + count;
count = (size + 7) >> 3;
while (count--) {
a = 0;
for (int i = 0; i < 8; i++) {
tmp = *(tmp_ptr + offsets[i]);
a <<= 1;
if (scale < tmp) {
a |= 1;
}
}
tmp_ptr += 8;
*tmp_scaling++ = a;
}
if ((size & 7) != 0) {
*(tmp_scaling - 1) |= revBitMask[size & 7];
}
count = (size + 7) >> 3;
while (count--) {
tmp = *scaling++;
ret_value += bitCount[tmp];
}
return ret_value;
}
bomp.h
+36
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@@ -0,0 +1,36 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/bomp.h,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#ifndef BOMP_H
#define BOMP_H
#include "scummsys.h"
int32 setupBompScale(byte *scaling, int32 size, byte scale);
void bompApplyMask(byte *line_buffer, byte *mask, byte maskbit, int32 size, byte transparency);
void bompApplyShadow(int shadowMode, const byte *shadowPalette, const byte *line_buffer, byte *dst, int32 size, byte transparency);
void decompressBomp(byte *dst, const byte *src, int w, int h);
void bompDecodeLine(byte *dst, const byte *src, int size);
void bompDecodeLineReverse(byte *dst, const byte *src, int size);
#endif
codec37.cpp
+513
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@@ -0,0 +1,513 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/codec37.cpp,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#include "stdafx.h"
#include "bomp.h"
#include "codec37.h"
void Codec37Decoder::init(int width, int height) {
deinit();
_width = width;
_height = height;
_frameSize = _width * _height;
_deltaSize = _frameSize * 3 + 0x13600;
_deltaBuf = (byte *)calloc(_deltaSize, sizeof(byte));
if (_deltaBuf == 0)
printf("unable to allocate decoder buffer");
_deltaBufs[0] = _deltaBuf + 0x4D80;
_deltaBufs[1] = _deltaBuf + 0xE880 + _frameSize;
_offsetTable = new int16[255];
_curtable = 0;
if (_offsetTable == 0)
printf("unable to allocate decoder offset table");
_tableLastPitch = -1;
_tableLastIndex = -1;
}
Codec37Decoder::Codec37Decoder() {
_deltaSize = 0;
_deltaBuf = 0;
_deltaBufs[0] = 0;
_deltaBufs[1] = 0;
_curtable = 0;
_offsetTable = 0;
_tableLastPitch = -1;
_tableLastIndex = -1;
_prevSeqNb = 0;
}
void Codec37Decoder::deinit() {
if (_offsetTable) {
delete []_offsetTable;
_offsetTable = 0;
_tableLastPitch = -1;
_tableLastIndex = -1;
}
if (_deltaBuf) {
free(_deltaBuf);
_deltaSize = 0;
_deltaBuf = 0;
_deltaBufs[0] = 0;
_deltaBufs[1] = 0;
}
}
Codec37Decoder::~Codec37Decoder() {
deinit();
}
void Codec37Decoder::maketable(int pitch, int index) {
static const int8 maketable_bytes[] = {
0, 0, 1, 0, 2, 0, 3, 0, 5, 0,
8, 0, 13, 0, 21, 0, -1, 0, -2, 0,
-3, 0, -5, 0, -8, 0, -13, 0, -17, 0,
-21, 0, 0, 1, 1, 1, 2, 1, 3, 1,
5, 1, 8, 1, 13, 1, 21, 1, -1, 1,
-2, 1, -3, 1, -5, 1, -8, 1, -13, 1,
-17, 1, -21, 1, 0, 2, 1, 2, 2, 2,
3, 2, 5, 2, 8, 2, 13, 2, 21, 2,
-1, 2, -2, 2, -3, 2, -5, 2, -8, 2,
-13, 2, -17, 2, -21, 2, 0, 3, 1, 3,
2, 3, 3, 3, 5, 3, 8, 3, 13, 3,
21, 3, -1, 3, -2, 3, -3, 3, -5, 3,
-8, 3, -13, 3, -17, 3, -21, 3, 0, 5,
1, 5, 2, 5, 3, 5, 5, 5, 8, 5,
13, 5, 21, 5, -1, 5, -2, 5, -3, 5,
-5, 5, -8, 5, -13, 5, -17, 5, -21, 5,
0, 8, 1, 8, 2, 8, 3, 8, 5, 8,
8, 8, 13, 8, 21, 8, -1, 8, -2, 8,
-3, 8, -5, 8, -8, 8, -13, 8, -17, 8,
-21, 8, 0, 13, 1, 13, 2, 13, 3, 13,
5, 13, 8, 13, 13, 13, 21, 13, -1, 13,
-2, 13, -3, 13, -5, 13, -8, 13, -13, 13,
-17, 13, -21, 13, 0, 21, 1, 21, 2, 21,
3, 21, 5, 21, 8, 21, 13, 21, 21, 21,
-1, 21, -2, 21, -3, 21, -5, 21, -8, 21,
-13, 21, -17, 21, -21, 21, 0, -1, 1, -1,
2, -1, 3, -1, 5, -1, 8, -1, 13, -1,
21, -1, -1, -1, -2, -1, -3, -1, -5, -1,
-8, -1, -13, -1, -17, -1, -21, -1, 0, -2,
1, -2, 2, -2, 3, -2, 5, -2, 8, -2,
13, -2, 21, -2, -1, -2, -2, -2, -3, -2,
-5, -2, -8, -2, -13, -2, -17, -2, -21, -2,
0, -3, 1, -3, 2, -3, 3, -3, 5, -3,
8, -3, 13, -3, 21, -3, -1, -3, -2, -3,
-3, -3, -5, -3, -8, -3, -13, -3, -17, -3,
-21, -3, 0, -5, 1, -5, 2, -5, 3, -5,
5, -5, 8, -5, 13, -5, 21, -5, -1, -5,
-2, -5, -3, -5, -5, -5, -8, -5, -13, -5,
-17, -5, -21, -5, 0, -8, 1, -8, 2, -8,
3, -8, 5, -8, 8, -8, 13, -8, 21, -8,
-1, -8, -2, -8, -3, -8, -5, -8, -8, -8,
-13, -8, -17, -8, -21, -8, 0, -13, 1, -13,
2, -13, 3, -13, 5, -13, 8, -13, 13, -13,
21, -13, -1, -13, -2, -13, -3, -13, -5, -13,
-8, -13, -13, -13, -17, -13, -21, -13, 0, -17,
1, -17, 2, -17, 3, -17, 5, -17, 8, -17,
13, -17, 21, -17, -1, -17, -2, -17, -3, -17,
-5, -17, -8, -17, -13, -17, -17, -17, -21, -17,
0, -21, 1, -21, 2, -21, 3, -21, 5, -21,
8, -21, 13, -21, 21, -21, -1, -21, -2, -21,
-3, -21, -5, -21, -8, -21, -13, -21, -17, -21,
0, 0, -8, -29, 8, -29, -18, -25, 17, -25,
0, -23, -6, -22, 6, -22, -13, -19, 12, -19,
0, -18, 25, -18, -25, -17, -5, -17, 5, -17,
-10, -15, 10, -15, 0, -14, -4, -13, 4, -13,
19, -13, -19, -12, -8, -11, -2, -11, 0, -11,
2, -11, 8, -11, -15, -10, -4, -10, 4, -10,
15, -10, -6, -9, -1, -9, 1, -9, 6, -9,
-29, -8, -11, -8, -8, -8, -3, -8, 3, -8,
8, -8, 11, -8, 29, -8, -5, -7, -2, -7,
0, -7, 2, -7, 5, -7, -22, -6, -9, -6,
-6, -6, -3, -6, -1, -6, 1, -6, 3, -6,
6, -6, 9, -6, 22, -6, -17, -5, -7, -5,
-4, -5, -2, -5, 0, -5, 2, -5, 4, -5,
7, -5, 17, -5, -13, -4, -10, -4, -5, -4,
-3, -4, -1, -4, 0, -4, 1, -4, 3, -4,
5, -4, 10, -4, 13, -4, -8, -3, -6, -3,
-4, -3, -3, -3, -2, -3, -1, -3, 0, -3,
1, -3, 2, -3, 4, -3, 6, -3, 8, -3,
-11, -2, -7, -2, -5, -2, -3, -2, -2, -2,
-1, -2, 0, -2, 1, -2, 2, -2, 3, -2,
5, -2, 7, -2, 11, -2, -9, -1, -6, -1,
-4, -1, -3, -1, -2, -1, -1, -1, 0, -1,
1, -1, 2, -1, 3, -1, 4, -1, 6, -1,
9, -1, -31, 0, -23, 0, -18, 0, -14, 0,
-11, 0, -7, 0, -5, 0, -4, 0, -3, 0,
-2, 0, -1, 0, 0, -31, 1, 0, 2, 0,
3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
14, 0, 18, 0, 23, 0, 31, 0, -9, 1,
-6, 1, -4, 1, -3, 1, -2, 1, -1, 1,
0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
6, 1, 9, 1, -11, 2, -7, 2, -5, 2,
-3, 2, -2, 2, -1, 2, 0, 2, 1, 2,
2, 2, 3, 2, 5, 2, 7, 2, 11, 2,
-8, 3, -6, 3, -4, 3, -2, 3, -1, 3,
0, 3, 1, 3, 2, 3, 3, 3, 4, 3,
6, 3, 8, 3, -13, 4, -10, 4, -5, 4,
-3, 4, -1, 4, 0, 4, 1, 4, 3, 4,
5, 4, 10, 4, 13, 4, -17, 5, -7, 5,
-4, 5, -2, 5, 0, 5, 2, 5, 4, 5,
7, 5, 17, 5, -22, 6, -9, 6, -6, 6,
-3, 6, -1, 6, 1, 6, 3, 6, 6, 6,
9, 6, 22, 6, -5, 7, -2, 7, 0, 7,
2, 7, 5, 7, -29, 8, -11, 8, -8, 8,
-3, 8, 3, 8, 8, 8, 11, 8, 29, 8,
-6, 9, -1, 9, 1, 9, 6, 9, -15, 10,
-4, 10, 4, 10, 15, 10, -8, 11, -2, 11,
0, 11, 2, 11, 8, 11, 19, 12, -19, 13,
-4, 13, 4, 13, 0, 14, -10, 15, 10, 15,
-5, 17, 5, 17, 25, 17, -25, 18, 0, 18,
-12, 19, 13, 19, -6, 22, 6, 22, 0, 23,
-17, 25, 18, 25, -8, 29, 8, 29, 0, 31,
0, 0, -6, -22, 6, -22, -13, -19, 12, -19,
0, -18, -5, -17, 5, -17, -10, -15, 10, -15,
0, -14, -4, -13, 4, -13, 19, -13, -19, -12,
-8, -11, -2, -11, 0, -11, 2, -11, 8, -11,
-15, -10, -4, -10, 4, -10, 15, -10, -6, -9,
-1, -9, 1, -9, 6, -9, -11, -8, -8, -8,
-3, -8, 0, -8, 3, -8, 8, -8, 11, -8,
-5, -7, -2, -7, 0, -7, 2, -7, 5, -7,
-22, -6, -9, -6, -6, -6, -3, -6, -1, -6,
1, -6, 3, -6, 6, -6, 9, -6, 22, -6,
-17, -5, -7, -5, -4, -5, -2, -5, -1, -5,
0, -5, 1, -5, 2, -5, 4, -5, 7, -5,
17, -5, -13, -4, -10, -4, -5, -4, -3, -4,
-2, -4, -1, -4, 0, -4, 1, -4, 2, -4,
3, -4, 5, -4, 10, -4, 13, -4, -8, -3,
-6, -3, -4, -3, -3, -3, -2, -3, -1, -3,
0, -3, 1, -3, 2, -3, 3, -3, 4, -3,
6, -3, 8, -3, -11, -2, -7, -2, -5, -2,
-4, -2, -3, -2, -2, -2, -1, -2, 0, -2,
1, -2, 2, -2, 3, -2, 4, -2, 5, -2,
7, -2, 11, -2, -9, -1, -6, -1, -5, -1,
-4, -1, -3, -1, -2, -1, -1, -1, 0, -1,
1, -1, 2, -1, 3, -1, 4, -1, 5, -1,
6, -1, 9, -1, -23, 0, -18, 0, -14, 0,
-11, 0, -7, 0, -5, 0, -4, 0, -3, 0,
-2, 0, -1, 0, 0, -23, 1, 0, 2, 0,
3, 0, 4, 0, 5, 0, 7, 0, 11, 0,
14, 0, 18, 0, 23, 0, -9, 1, -6, 1,
-5, 1, -4, 1, -3, 1, -2, 1, -1, 1,
0, 1, 1, 1, 2, 1, 3, 1, 4, 1,
5, 1, 6, 1, 9, 1, -11, 2, -7, 2,
-5, 2, -4, 2, -3, 2, -2, 2, -1, 2,
0, 2, 1, 2, 2, 2, 3, 2, 4, 2,
5, 2, 7, 2, 11, 2, -8, 3, -6, 3,
-4, 3, -3, 3, -2, 3, -1, 3, 0, 3,
1, 3, 2, 3, 3, 3, 4, 3, 6, 3,
8, 3, -13, 4, -10, 4, -5, 4, -3, 4,
-2, 4, -1, 4, 0, 4, 1, 4, 2, 4,
3, 4, 5, 4, 10, 4, 13, 4, -17, 5,
-7, 5, -4, 5, -2, 5, -1, 5, 0, 5,
1, 5, 2, 5, 4, 5, 7, 5, 17, 5,
-22, 6, -9, 6, -6, 6, -3, 6, -1, 6,
1, 6, 3, 6, 6, 6, 9, 6, 22, 6,
-5, 7, -2, 7, 0, 7, 2, 7, 5, 7,
-11, 8, -8, 8, -3, 8, 0, 8, 3, 8,
8, 8, 11, 8, -6, 9, -1, 9, 1, 9,
6, 9, -15, 10, -4, 10, 4, 10, 15, 10,
-8, 11, -2, 11, 0, 11, 2, 11, 8, 11,
19, 12, -19, 13, -4, 13, 4, 13, 0, 14,
-10, 15, 10, 15, -5, 17, 5, 17, 0, 18,
-12, 19, 13, 19, -6, 22, 6, 22, 0, 23,
};
if (_tableLastPitch == pitch && _tableLastIndex == index)
return;
_tableLastPitch = pitch;
_tableLastIndex = index;
index *= 255;
assert(index + 254 < (int32)(sizeof(maketable_bytes) / 2));
for (int32 i = 0; i < 255; i++) {
int32 j = (i + index) << 1;
_offsetTable[i] = maketable_bytes[j + 1] * pitch + maketable_bytes[j];
}
}
#if defined(SCUMM_NEED_ALIGNMENT)
#define DECLARE_LITERAL_TEMP(v) \
byte v
#define READ_LITERAL_PIXEL(src, v) \
v = *src++
#define WRITE_4X1_LINE(dst, v) \
do { \
int j; \
for (j=0; j<4; j++) \
(dst)[j] = v; \
} while (0)
#define COPY_4X1_LINE(dst, src) \
do { \
int j; \
for (j=0; j<4; j++) \
(dst)[j] = (src)[j]; \
} while (0)
#else /* SCUMM_NEED_ALIGNMENT */
#define DECLARE_LITERAL_TEMP(v) \
uint32 v
#define READ_LITERAL_PIXEL(src, v) \
do { \
v = *src++; \
v += (v << 8) + (v << 16) + (v << 24); \
} while (0)
#define WRITE_4X1_LINE(dst, v) \
*(uint32 *)(dst) = v
#define COPY_4X1_LINE(dst, src) \
*(uint32 *)(dst) = *(const uint32 *)(src)
#endif /* SCUMM_NEED_ALIGNMENT */
/* Fill a 4x4 pixel block with a literal pixel value */
#define LITERAL_4X4(src, dst, pitch) \
do { \
int x; \
DECLARE_LITERAL_TEMP(t); \
READ_LITERAL_PIXEL(src, t); \
for (x=0; x<4; x++) { \
WRITE_4X1_LINE(dst + pitch * x, t); \
} \
dst += 4; \
} while (0)
/* Fill four 4x1 pixel blocks with literal pixel values */
#define LITERAL_4X1(src, dst, pitch) \
do { \
int x; \
DECLARE_LITERAL_TEMP(t); \
for (x=0; x<4; x++) { \
READ_LITERAL_PIXEL(src, t); \
WRITE_4X1_LINE(dst + pitch * x, t); \
} \
dst += 4; \
} while (0)
/* Fill sixteen 1x1 pixel blocks with literal pixel values */
#define LITERAL_1X1(src, dst, pitch) \
do { \
int x; \
for (x=0; x<4; x++) { \
COPY_4X1_LINE(dst + pitch * x, src); \
src += 4; \
} \
dst += 4; \
} while (0)
/* Copy a 4x4 pixel block from a different place in the framebuffer */
#define COPY_4X4(dst2, dst, pitch) \
do { \
int x; \
for (x=0; x<4; x++) { \
COPY_4X1_LINE(dst + pitch * x, dst2 + pitch * x); \
} \
dst += 4; \
} while (0)
void Codec37Decoder::proc3WithFDFE(byte *dst, const byte *src, int32 next_offs, int bw, int bh, int pitch, int16 *offset_table) {
do {
int32 i = bw;
do {
int32 code = *src++;
if (code == 0xFD) {
LITERAL_4X4(src, dst, pitch);
} else if (code == 0xFE) {
LITERAL_4X1(src, dst, pitch);
} else if (code == 0xFF) {
LITERAL_1X1(src, dst, pitch);
} else {
byte *dst2 = dst + _offsetTable[code] + next_offs;
COPY_4X4(dst2, dst, pitch);
}
} while (--i);
dst += pitch * 3;
} while (--bh);
}
void Codec37Decoder::proc3WithoutFDFE(byte *dst, const byte *src, int32 next_offs, int bw, int bh, int pitch, int16 *offset_table) {
do {
int32 i = bw;
do {
int32 code = *src++;
if (code == 0xFF) {
LITERAL_1X1(src, dst, pitch);
} else {
byte *dst2 = dst + _offsetTable[code] + next_offs;
COPY_4X4(dst2, dst, pitch);
}
} while (--i);
dst += pitch * 3;
} while (--bh);
}
void Codec37Decoder::proc4WithFDFE(byte *dst, const byte *src, int32 next_offs, int bw, int bh, int pitch, int16 *offset_table) {
do {
int32 i = bw;
do {
int32 code = *src++;
if (code == 0xFD) {
LITERAL_4X4(src, dst, pitch);
} else if (code == 0xFE) {
LITERAL_4X1(src, dst, pitch);
} else if (code == 0xFF) {
LITERAL_1X1(src, dst, pitch);
} else if (code == 0x00) {
int32 length = *src++ + 1;
for (int32 l = 0; l < length; l++) {
byte *dst2 = dst + next_offs;
COPY_4X4(dst2, dst, pitch);
i--;
if (i == 0) {
dst += pitch * 3;
bh--;
i = bw;
}
}
if (bh == 0) {
return;
}
i++;
} else {
byte *dst2 = dst + _offsetTable[code] + next_offs;
COPY_4X4(dst2, dst, pitch);
}
} while (--i);
dst += pitch * 3;
} while (--bh);
}
void Codec37Decoder::proc4WithoutFDFE(byte *dst, const byte *src, int32 next_offs, int bw, int bh, int pitch, int16 *offset_table) {
do {
int32 i = bw;
do {
int32 code = *src++;
if (code == 0xFF) {
LITERAL_1X1(src, dst, pitch);
} else if (code == 0x00) {
int32 length = *src++ + 1;
for (int32 l = 0; l < length; l++) {
byte *dst2 = dst + next_offs;
COPY_4X4(dst2, dst, pitch);
i--;
if (i == 0) {
dst += pitch * 3;
bh--;
i = bw;
}
}
if (bh == 0) {
return;
}
i++;
} else {
byte *dst2 = dst + _offsetTable[code] + next_offs;
COPY_4X4(dst2, dst, pitch);
}
} while (--i);
dst += pitch * 3;
} while (--bh);
}
void Codec37Decoder::decode(byte *dst, const byte *src) {
int32 bw = (_width + 3) >> 2, bh = (_height + 3) >> 2;
int32 pitch = bw << 2;
int16 seq_nb = READ_LE_UINT16(src + 2);
int32 decoded_size = READ_LE_UINT32(src + 4);
byte mask_flags = src[12];
maketable(pitch, src[1]);
int32 tmp;
switch(src[0]) {
case 0:
if ((_deltaBufs[_curtable] - _deltaBuf) > 0) {
memset(_deltaBuf, 0, _deltaBufs[_curtable] - _deltaBuf);
}
tmp = (_deltaBuf + _deltaSize) - _deltaBufs[_curtable] - decoded_size;
if (tmp > 0) {
memset(_deltaBufs[_curtable] + decoded_size, 0, tmp);
}
memcpy(_deltaBufs[_curtable], src + 16, decoded_size);
break;
case 1:
printf("codec37: missing opcode 1");
break;
case 2:
bompDecodeLine(_deltaBufs[_curtable], src + 16, decoded_size);
if ((_deltaBufs[_curtable] - _deltaBuf) > 0) {
memset(_deltaBuf, 0, _deltaBufs[_curtable] - _deltaBuf);
}
tmp = (_deltaBuf + _deltaSize) - _deltaBufs[_curtable] - decoded_size;
if (tmp > 0) {
memset(_deltaBufs[_curtable] + decoded_size, 0, tmp);
}
break;
case 3:
if ((seq_nb & 1) || !(mask_flags & 1)) {
_curtable ^= 1;
}
if ((mask_flags & 4) != 0) {
proc3WithFDFE(_deltaBufs[_curtable], src + 16,
_deltaBufs[_curtable ^ 1] - _deltaBufs[_curtable], bw, bh,
pitch, _offsetTable);
} else {
proc3WithoutFDFE(_deltaBufs[_curtable], src + 16,
_deltaBufs[_curtable ^ 1] - _deltaBufs[_curtable], bw, bh,
pitch, _offsetTable);
}
break;
case 4:
if ((seq_nb & 1) || !(mask_flags & 1)) {
_curtable ^= 1;
}
if ((mask_flags & 4) != 0) {
proc4WithFDFE(_deltaBufs[_curtable], src + 16,
_deltaBufs[_curtable ^ 1] - _deltaBufs[_curtable], bw, bh,
pitch, _offsetTable);
} else {
proc4WithoutFDFE(_deltaBufs[_curtable], src + 16,
_deltaBufs[_curtable ^ 1] - _deltaBufs[_curtable], bw, bh,
pitch, _offsetTable);
}
break;
default:
break;
}
_prevSeqNb = seq_nb;
memcpy(dst, _deltaBufs[_curtable], _frameSize);
}
codec37.h
+56
View File
@@ -0,0 +1,56 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/codec37.h,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#ifndef SMUSH_CODEC37_H
#define SMUSH_CODEC37_H
#include "scummsys.h"
class Codec37Decoder {
private:
int32 _deltaSize;
byte *_deltaBufs[2];
byte *_deltaBuf;
int16 *_offsetTable;
int _curtable;
uint16 _prevSeqNb;
int _tableLastPitch;
int _tableLastIndex;
int32 _frameSize;
int _width, _height;
public:
Codec37Decoder();
~Codec37Decoder();
void init(int width, int height);
void deinit();
protected:
void maketable(int, int);
void proc3WithFDFE(byte *dst, const byte *src, int32, int, int, int, int16 *);
void proc3WithoutFDFE(byte *dst, const byte *src, int32, int, int, int, int16 *);
void proc4WithFDFE(byte *dst, const byte *src, int32, int, int, int, int16 *);
void proc4WithoutFDFE(byte *dst, const byte *src, int32, int, int, int, int16 *);
public:
void decode(byte *dst, const byte *src);
};
#endif
codec47.cpp
+628
View File
@@ -0,0 +1,628 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/codec47.cpp,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#include "stdafx.h"
#include "bomp.h"
#include "codec47.h"
#if defined(SCUMM_NEED_ALIGNMENT)
#define COPY_4X1_LINE(dst, src) \
do { \
(dst)[0] = (src)[0]; \
(dst)[1] = (src)[1]; \
(dst)[2] = (src)[2]; \
(dst)[3] = (src)[3]; \
} while (0)
#define COPY_2X1_LINE(dst, src) \
do { \
(dst)[0] = (src)[0]; \
(dst)[1] = (src)[1]; \
} while (0)
#else /* SCUMM_NEED_ALIGNMENT */
#define COPY_4X1_LINE(dst, src) \
*(uint32 *)(dst) = *(const uint32 *)(src)
#define COPY_2X1_LINE(dst, src) \
*(uint16 *)(dst) = *(const uint16 *)(src)
#endif
#define FILL_4X1_LINE(dst, val) \
do { \
(dst)[0] = val; \
(dst)[1] = val; \
(dst)[2] = val; \
(dst)[3] = val; \
} while (0)
#define FILL_2X1_LINE(dst, val) \
do { \
(dst)[0] = val; \
(dst)[1] = val; \
} while (0)
static int8 codec47_table_small1[] = {
0, 1, 2, 3, 3, 3, 3, 2, 1, 0, 0, 0, 1, 2, 2, 1,
};
static int8 codec47_table_small2[] = {
0, 0, 0, 0, 1, 2, 3, 3, 3, 3, 2, 1, 1, 1, 2, 2,
};
static int8 codec47_table_big1[] = {
0, 2, 5, 7, 7, 7, 7, 7, 7, 5, 2, 0, 0, 0, 0, 0,
};
static int8 codec47_table_big2[] = {
0, 0, 0, 0, 1, 3, 4, 6, 7, 7, 7, 7, 6, 4, 3, 1,
};
#ifdef __PALM_OS__
static int8 *codec47_table;
#else
static int8 codec47_table[] = {
0, 0, -1, -43, 6, -43, -9, -42, 13, -41,
-16, -40, 19, -39, -23, -36, 26, -34, -2, -33,
4, -33, -29, -32, -9, -32, 11, -31, -16, -29,
32, -29, 18, -28, -34, -26, -22, -25, -1, -25,
3, -25, -7, -24, 8, -24, 24, -23, 36, -23,
-12, -22, 13, -21, -38, -20, 0, -20, -27, -19,
-4, -19, 4, -19, -17, -18, -8, -17, 8, -17,
18, -17, 28, -17, 39, -17, -12, -15, 12, -15,
-21, -14, -1, -14, 1, -14, -41, -13, -5, -13,
5, -13, 21, -13, -31, -12, -15, -11, -8, -11,
8, -11, 15, -11, -2, -10, 1, -10, 31, -10,
-23, -9, -11, -9, -5, -9, 4, -9, 11, -9,
42, -9, 6, -8, 24, -8, -18, -7, -7, -7,
-3, -7, -1, -7, 2, -7, 18, -7, -43, -6,
-13, -6, -4, -6, 4, -6, 8, -6, -33, -5,
-9, -5, -2, -5, 0, -5, 2, -5, 5, -5,
13, -5, -25, -4, -6, -4, -3, -4, 3, -4,
9, -4, -19, -3, -7, -3, -4, -3, -2, -3,
-1, -3, 0, -3, 1, -3, 2, -3, 4, -3,
6, -3, 33, -3, -14, -2, -10, -2, -5, -2,
-3, -2, -2, -2, -1, -2, 0, -2, 1, -2,
2, -2, 3, -2, 5, -2, 7, -2, 14, -2,
19, -2, 25, -2, 43, -2, -7, -1, -3, -1,
-2, -1, -1, -1, 0, -1, 1, -1, 2, -1,
3, -1, 10, -1, -5, 0, -3, 0, -2, 0,
-1, 0, 1, 0, 2, 0, 3, 0, 5, 0,
7, 0, -10, 1, -7, 1, -3, 1, -2, 1,
-1, 1, 0, 1, 1, 1, 2, 1, 3, 1,
-43, 2, -25, 2, -19, 2, -14, 2, -5, 2,
-3, 2, -2, 2, -1, 2, 0, 2, 1, 2,
2, 2, 3, 2, 5, 2, 7, 2, 10, 2,
14, 2, -33, 3, -6, 3, -4, 3, -2, 3,
-1, 3, 0, 3, 1, 3, 2, 3, 4, 3,
19, 3, -9, 4, -3, 4, 3, 4, 7, 4,
25, 4, -13, 5, -5, 5, -2, 5, 0, 5,
2, 5, 5, 5, 9, 5, 33, 5, -8, 6,
-4, 6, 4, 6, 13, 6, 43, 6, -18, 7,
-2, 7, 0, 7, 2, 7, 7, 7, 18, 7,
-24, 8, -6, 8, -42, 9, -11, 9, -4, 9,
5, 9, 11, 9, 23, 9, -31, 10, -1, 10,
2, 10, -15, 11, -8, 11, 8, 11, 15, 11,
31, 12, -21, 13, -5, 13, 5, 13, 41, 13,
-1, 14, 1, 14, 21, 14, -12, 15, 12, 15,
-39, 17, -28, 17, -18, 17, -8, 17, 8, 17,
17, 18, -4, 19, 0, 19, 4, 19, 27, 19,
38, 20, -13, 21, 12, 22, -36, 23, -24, 23,
-8, 24, 7, 24, -3, 25, 1, 25, 22, 25,
34, 26, -18, 28, -32, 29, 16, 29, -11, 31,
9, 32, 29, 32, -4, 33, 2, 33, -26, 34,
23, 36, -19, 39, 16, 40, -13, 41, 9, 42,
-6, 43, 1, 43, 0, 0, 0, 0, 0, 0
};
#endif
void Codec47Decoder::makeTablesInterpolation(int param) {
int32 variable1, variable2;
int32 b1, b2;
int32 value_table47_1_2, value_table47_1_1, value_table47_2_2, value_table47_2_1;
int32 tableSmallBig[64], tmp, s;
int8 *table47_1 = 0, *table47_2 = 0;
int32 *ptr_small_big;
byte *ptr;
int i, x, y;
if (param == 8) {
table47_1 = codec47_table_big1;
table47_2 = codec47_table_big2;
ptr = _tableBig + 384;
for (i = 0; i < 256; i++) {
*ptr = 0;
ptr += 388;
}
ptr = _tableBig + 385;
for (i = 0; i < 256; i++) {
*ptr = 0;
ptr += 388;
}
} else if (param == 4) {
table47_1 = codec47_table_small1;
table47_2 = codec47_table_small2;
ptr = _tableSmall + 96;
for (i = 0; i < 256; i++) {
*ptr = 0;
ptr += 128;
}
ptr = _tableSmall + 97;
for (i = 0; i < 256; i++) {
*ptr = 0;
ptr += 128;
}
} else {
printf("Codec47Decoder::makeTablesInterpolation: unknown param %d", param);
}
s = 0;
for (x = 0; x < 16; x++) {
value_table47_1_1 = table47_1[x];
value_table47_2_1 = table47_2[x];
for (y = 0; y < 16; y++) {
value_table47_1_2 = table47_1[y];
value_table47_2_2 = table47_2[y];
if (value_table47_2_1 == 0) {
b1 = 0;
} else if (value_table47_2_1 == param - 1) {
b1 = 1;
} else if (value_table47_1_1 == 0) {
b1 = 2;
} else if (value_table47_1_1 == param - 1) {
b1 = 3;
} else {
b1 = 4;
}
if (value_table47_2_2 == 0) {
b2 = 0;
} else if (value_table47_2_2 == param - 1) {
b2 = 1;
} else if (value_table47_1_2 == 0) {
b2 = 2;
} else if (value_table47_1_2 == param - 1) {
b2 = 3;
} else {
b2 = 4;
}
memset(tableSmallBig, 0, param * param * 4);
variable2 = abs(value_table47_2_2 - value_table47_2_1);
tmp = abs(value_table47_1_2 - value_table47_1_1);
if (variable2 <= tmp) {
variable2 = tmp;
}
for (variable1 = 0; variable1 <= variable2; variable1++) {
int32 variable3, variable4;
if (variable2 > 0) {
// Linearly interpolate between value_table47_1_1 and value_table47_1_2
// respectively value_table47_2_1 and value_table47_2_2.
variable4 = (value_table47_1_1 * variable1 + value_table47_1_2 * (variable2 - variable1) + variable2 / 2) / variable2;
variable3 = (value_table47_2_1 * variable1 + value_table47_2_2 * (variable2 - variable1) + variable2 / 2) / variable2;
} else {
variable4 = value_table47_1_1;
variable3 = value_table47_2_1;
}
ptr_small_big = &tableSmallBig[param * variable3 + variable4];
*ptr_small_big = 1;
if ((b1 == 2 && b2 == 3) || (b2 == 2 && b1 == 3) ||
(b1 == 0 && b2 != 1) || (b2 == 0 && b1 != 1)) {
if (variable3 >= 0) {
i = variable3 + 1;
while (i--) {
*ptr_small_big = 1;
ptr_small_big -= param;
}
}
} else if ((b2 != 0 && b1 == 1) || (b1 != 0 && b2 == 1)) {
if (param > variable3) {
i = param - variable3;
while (i--) {
*ptr_small_big = 1;
ptr_small_big += param;
}
}
} else if ((b1 == 2 && b2 != 3) || (b2 == 2 && b1 != 3)) {
if (variable4 >= 0) {
i = variable4 + 1;
while (i--) {
*(ptr_small_big--) = 1;
}
}
} else if ((b1 == 0 && b2 == 1) || (b2 == 0 && b1 == 1) ||
(b1 == 3 && b2 != 2) || (b2 == 3 && b1 != 2)) {
if (param > variable4) {
i = param - variable4;
while (i--) {
*(ptr_small_big++) = 1;
}
}
}
}
if (param == 8) {
for (i = 64 - 1; i >= 0; i--) {
if (tableSmallBig[i] != 0) {
_tableBig[256 + s + _tableBig[384 + s]] = (byte)i;
_tableBig[384 + s]++;
} else {
_tableBig[320 + s + _tableBig[385 + s]] = (byte)i;
_tableBig[385 + s]++;
}
}
s += 388;
}
if (param == 4) {
for (i = 16 - 1; i >= 0; i--) {
if (tableSmallBig[i] != 0) {
_tableSmall[64 + s + _tableSmall[96 + s]] = (byte)i;
_tableSmall[96 + s]++;
} else {
_tableSmall[80 + s + _tableSmall[97 + s]] = (byte)i;
_tableSmall[97 + s]++;
}
}
s += 128;
}
}
}
}
void Codec47Decoder::makeTables47(int width) {
if (_lastTableWidth == width)
return;
_lastTableWidth = width;
int32 a, c, d;
int16 tmp;
for (int l = 0; l < 512; l += 2) {
_table[l >> 1] = (int16)(codec47_table[l + 1] * width + codec47_table[l]);
}
a = 0;
c = 0;
do {
for (d = 0; d < _tableSmall[96 + c]; d++) {
tmp = _tableSmall[64 + c + d];
tmp = (int16)((byte)(tmp >> 2) * width + (tmp & 3));
_tableSmall[c + d * 2] = (byte)tmp;
_tableSmall[c + d * 2 + 1] = tmp >> 8;
}
for (d = 0; d < _tableSmall[97 + c]; d++) {
tmp = _tableSmall[80 + c + d];
tmp = (int16)((byte)(tmp >> 2) * width + (tmp & 3));
_tableSmall[32 + c + d * 2] = (byte)tmp;
_tableSmall[32 + c + d * 2 + 1] = tmp >> 8;
}
for (d = 0; d < _tableBig[384 + a]; d++) {
tmp = _tableBig[256 + a + d];
tmp = (int16)((byte)(tmp >> 3) * width + (tmp & 7));
_tableBig[a + d * 2] = (byte)tmp;
_tableBig[a + d * 2 + 1] = tmp >> 8;
}
for (d = 0; d < _tableBig[385 + a]; d++) {
tmp = _tableBig[320 + a + d];
tmp = (int16)((byte)(tmp >> 3) * width + (tmp & 7));
_tableBig[128 + a + d * 2] = (byte)tmp;
_tableBig[128 + a + d * 2 + 1] = tmp >> 8;
}
a += 388;
c += 128;
} while (c < 32768);
}
void Codec47Decoder::level3(byte *d_dst) {
int32 tmp;
byte code = *_d_src++;
if (code < 0xF8) {
tmp = _table[code] + _offset1;
COPY_2X1_LINE(d_dst, d_dst + tmp);
COPY_2X1_LINE(d_dst + _d_pitch, d_dst + _d_pitch + tmp);
} else if (code == 0xFF) {
COPY_2X1_LINE(d_dst, _d_src + 0);
COPY_2X1_LINE(d_dst + _d_pitch, _d_src + 2);
_d_src += 4;
} else if (code == 0xFE) {
byte t = *_d_src++;
FILL_2X1_LINE(d_dst, t);
FILL_2X1_LINE(d_dst + _d_pitch, t);
} else if (code == 0xFC) {
tmp = _offset2;
COPY_2X1_LINE(d_dst, d_dst + tmp);
COPY_2X1_LINE(d_dst + _d_pitch, d_dst + _d_pitch + tmp);
} else {
byte t = _paramPtr[code];
FILL_2X1_LINE(d_dst, t);
FILL_2X1_LINE(d_dst + _d_pitch, t);
}
}
void Codec47Decoder::level2(byte *d_dst) {
int32 tmp;
byte code = *_d_src++;
int i;
if (code < 0xF8) {
tmp = _table[code] + _offset1;
for (i = 0; i < 4; i++) {
COPY_4X1_LINE(d_dst, d_dst + tmp);
d_dst += _d_pitch;
}
} else if (code == 0xFF) {
byte *tmp_dst = d_dst;
level3(d_dst);
d_dst += 2;
level3(d_dst);
d_dst += _d_pitch * 2 - 2;
level3(d_dst);
d_dst += 2;
level3(d_dst);
d_dst = tmp_dst;
} else if (code == 0xFE) {
byte t = *_d_src++;
for (i = 0; i < 4; i++) {
FILL_4X1_LINE(d_dst, t);
d_dst += _d_pitch;
}
} else if (code == 0xFD) {
byte *tmp_ptr = _tableSmall + (*_d_src++ << 7);
int32 l = tmp_ptr[96];
byte val = *_d_src++;
int16 *tmp_ptr2 = (int16 *)tmp_ptr;
while (l--) {
*(d_dst + READ_LE_UINT16(tmp_ptr2)) = val;
tmp_ptr2++;
}
l = tmp_ptr[97];
val = *_d_src++;
tmp_ptr2 = (int16 *)(tmp_ptr + 32);
while (l--) {
*(d_dst + READ_LE_UINT16(tmp_ptr2)) = val;
tmp_ptr2++;
}
} else if (code == 0xFC) {
tmp = _offset2;
for (i = 0; i < 4; i++) {
COPY_4X1_LINE(d_dst, d_dst + tmp);
d_dst += _d_pitch;
}
} else {
byte t = _paramPtr[code];
for (i = 0; i < 4; i++) {
FILL_4X1_LINE(d_dst, t);
d_dst += _d_pitch;
}
}
}
void Codec47Decoder::level1(byte *d_dst) {
int32 tmp, tmp2;
byte code = *_d_src++;
int i;
if (code < 0xF8) {
tmp2 = _table[code] + _offset1;
for (i = 0; i < 8; i++) {
COPY_4X1_LINE(d_dst + 0, d_dst + tmp2);
COPY_4X1_LINE(d_dst + 4, d_dst + tmp2 + 4);
d_dst += _d_pitch;
}
} else if (code == 0xFF) {
byte *tmp_dst = d_dst;
level2(d_dst);
d_dst += 4;
level2(d_dst);
d_dst += _d_pitch * 4 - 4;
level2(d_dst);
d_dst += 4;
level2(d_dst);
d_dst = tmp_dst;
} else if (code == 0xFE) {
byte t = *_d_src++;
for (i = 0; i < 8; i++) {
FILL_4X1_LINE(d_dst, t);
FILL_4X1_LINE(d_dst + 4, t);
d_dst += _d_pitch;
}
} else if (code == 0xFD) {
tmp = *_d_src++;
byte *tmp_ptr = _tableBig + (tmp << 2) + (tmp << 7) + (tmp << 8);
byte l = tmp_ptr[384];
byte val = *_d_src++;
int16 *tmp_ptr2 = (int16 *)tmp_ptr;
while (l--) {
*(d_dst + READ_LE_UINT16(tmp_ptr2)) = val;
tmp_ptr2++;
}
l = tmp_ptr[385];
val = *_d_src++;
tmp_ptr2 = (int16 *)(tmp_ptr + 128);
while (l--) {
*(d_dst + READ_LE_UINT16(tmp_ptr2)) = val;
tmp_ptr2++;
}
} else if (code == 0xFC) {
tmp2 = _offset2;
for (i = 0; i < 8; i++) {
COPY_4X1_LINE(d_dst + 0, d_dst + tmp2);
COPY_4X1_LINE(d_dst + 4, d_dst + tmp2 + 4);
d_dst += _d_pitch;
}
} else {
byte t = _paramPtr[code];
for (i = 0; i < 8; i++) {
FILL_4X1_LINE(d_dst, t);
FILL_4X1_LINE(d_dst + 4, t);
d_dst += _d_pitch;
}
}
}
void Codec47Decoder::decode2(byte *dst, const byte *src, int width, int height, const byte *param_ptr) {
_d_src = src;
_paramPtr = param_ptr - 0xf8;
int bw = (width + 7) >> 3;
int bh = (height + 7) >> 3;
int next_line = width * 7;
_d_pitch = width;
do {
int tmp_bw = bw;
do {
level1(dst);
dst += 8;
} while (--tmp_bw);
dst += next_line;
} while (--bh);
}
void Codec47Decoder::init(int width, int height) {
deinit();
_width = width;
_height = height;
makeTablesInterpolation(4);
makeTablesInterpolation(8);
_frameSize = _width * _height;
_deltaSize = _frameSize * 3;
_deltaBuf = (byte *)malloc(_deltaSize);
_deltaBufs[0] = _deltaBuf;
_deltaBufs[1] = _deltaBuf + _frameSize;
_curBuf = _deltaBuf + _frameSize * 2;
}
Codec47Decoder::Codec47Decoder() {
_tableBig = (byte *)malloc(99328);
_tableSmall = (byte *)malloc(32768);
_deltaBuf = 0;
}
void Codec47Decoder::deinit() {
_lastTableWidth = -1;
if (_deltaBuf) {
free(_deltaBuf);
_deltaSize = 0;
_deltaBuf = 0;
_deltaBufs[0] = 0;
_deltaBufs[1] = 0;
}
if (_tableBig == NULL) {
free(_tableBig);
_tableBig = NULL;
}
if (_tableSmall == NULL) {
free(_tableSmall);
_tableSmall = NULL;
}
}
Codec47Decoder::~Codec47Decoder() {
deinit();
}
bool Codec47Decoder::decode(byte *dst, const byte *src) {
_offset1 = _deltaBufs[1] - _curBuf;
_offset2 = _deltaBufs[0] - _curBuf;
int32 seq_nb = READ_LE_UINT16(src + 0);
const byte *gfx_data = src + 26;
byte *tmp_ptr;
if (seq_nb == 0) {
makeTables47(_width);
memset(_deltaBufs[0], src[12], _frameSize);
memset(_deltaBufs[1], src[13], _frameSize);
_prevSeqNb = -1;
}
if ((src[4] & 1) != 0) {
gfx_data += 32896;
}
switch(src[2]) {
case 0:
memcpy(_curBuf, gfx_data, _frameSize);
break;
case 1:
printf("codec47: not implemented decode1 proc");
break;
case 2:
if (seq_nb == _prevSeqNb + 1) {
decode2(_curBuf, gfx_data, _width, _height, src + 8);
}
break;
case 3:
memcpy(_curBuf, _deltaBufs[1], _frameSize);
break;
case 4:
memcpy(_curBuf, _deltaBufs[0], _frameSize);
break;
case 5:
bompDecodeLine(_curBuf, gfx_data, READ_LE_UINT32(src + 14));
break;
}
memcpy(dst, _curBuf, _frameSize);
if (seq_nb == _prevSeqNb + 1) {
if (src[3] == 1) {
tmp_ptr = _curBuf;
_curBuf = _deltaBufs[1];
_deltaBufs[1] = tmp_ptr;
} else if (src[3] == 2) {
tmp_ptr = _deltaBufs[0];
_deltaBufs[0] = _deltaBufs[1];
_deltaBufs[1] = _curBuf;
_curBuf = tmp_ptr;
}
}
_prevSeqNb = seq_nb;
return true;
}
#ifdef __PALM_OS__
#include "scumm_globals.h"
_GINIT(Codec47)
_GSETPTR(codec47_table, GBVARS_CODEC47TABLE_INDEX, int8, GBVARS_SCUMM)
_GEND
_GRELEASE(Codec47)
_GRELEASEPTR(GBVARS_CODEC47TABLE_INDEX, GBVARS_SCUMM)
_GEND
#endif
codec47.h
+60
View File
@@ -0,0 +1,60 @@
/* ScummVM - Scumm Interpreter
* Copyright (C) 2002-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/codec47.h,v 1.1 2003/09/21 23:50:28 yoshizf Exp $
*
*/
#ifndef SMUSH_CODEC_47_H
#define SMUSH_CODEC_47_H
#include "scummsys.h"
class Codec47Decoder {
private:
int32 _deltaSize;
byte *_deltaBufs[2];
byte *_deltaBuf;
byte *_curBuf;
int32 _prevSeqNb;
int _lastTableWidth;
const byte *_d_src, *_paramPtr;
int _d_pitch;
int32 _offset1, _offset2;
byte *_tableBig;
byte *_tableSmall;
int16 _table[256];
int32 _frameSize;
int _width, _height;
void makeTablesInterpolation(int param);
void makeTables47(int width);
void level1(byte *d_dst);
void level2(byte *d_dst);
void level3(byte *d_dst);
void decode2(byte *dst, const byte *src, int width, int height, const byte *param_ptr);
public:
Codec47Decoder();
~Codec47Decoder();
void init(int width, int height);
void deinit();
bool decode(byte *dst, const byte *src);
};
#endif
image.cpp
+55 -1
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/image.cpp,v 1.5 2003/09/21 18:33:04 yoshizf Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/image.cpp,v 1.6 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -74,6 +74,60 @@ int Image::drawPalette(BlockTable *_blockTable, int id, File& _input)
return 0;
}
int Image::drawSmushFrame(BlockTable *_blockTable, int id, File& _input) {
int index;
int x = 0, y = 0;
byte *dst, *dstorg, *chunk_buffer;
index = _resource->findBlock(0, _blockTable, _input, id, "NPAL", "AHDR", "-1");
if (_blockTable[index].blockTypeID == AHDR) {
_input.seek(_blockTable[index].offset + 14, SEEK_SET);
} else {
_input.seek(_blockTable[index].offset + 8, SEEK_SET);
}
for (int j = 0; j < 256; j++) {
_rgbTable[j].red = _input.readByte(); // red
_rgbTable[j].green = _input.readByte(); // green
_rgbTable[j].blue = _input.readByte(); // blue
}
_input.seek(_blockTable[id].offset + 22, SEEK_SET);
_codec37.init(_blockTable[id].width, _blockTable[id].height);
_codec47.init(_blockTable[id].width, _blockTable[id].height);
chunk_buffer = (byte *)malloc(_blockTable[id].blockSize - 22);
dstorg = dst = (byte *)malloc(_blockTable[id].width*_blockTable[id].height);
_input.read(chunk_buffer, _blockTable[id].blockSize - 22);
switch (_blockTable[id].variables) {
case 1:
bompDecodeLine(dst, chunk_buffer, _blockTable[id].blockSize - 22);
break;
case 37:
_codec37.decode(dst, chunk_buffer);
break;
case 47:
_codec47.decode(dst, chunk_buffer);
break;
}
_gui->DisplayImage("SMUSH Frame", _blockTable[id].width, _blockTable[id].height);
for (y=0; y<_blockTable[id].height; y++) {
for (x=0; x<_blockTable[id].width; x++) {
int color = *dst++;
_gui->PutPixel(x, y, _rgbTable[color].red, _rgbTable[color].green, _rgbTable[color].blue);
}
}
free(chunk_buffer);
free(dstorg);
_gui->DrawImage();
return 0;
}
int Image::drawBG(File& _input, BlockTable *_blockTable, int id, char* filename)
{
int RMHDindex, CLUTindex, SMAPindex, TRNSindex;
image.h
+7 -1
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/image.h,v 1.4 2003/09/19 15:47:42 fingolfin Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/image.h,v 1.5 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -24,6 +24,9 @@
#define image_h
#include "scummsys.h"
#include "codec37.h"
#include "codec47.h"
#include "bomp.h"
struct rgbtable {
int red;
@@ -41,6 +44,8 @@ private:
int _height;
Resource *_resource;
GUI_wxWindows *_gui;
Codec37Decoder _codec37;
Codec47Decoder _codec47;
public:
Image();
@@ -48,6 +53,7 @@ public:
int drawPalette(BlockTable *_blockTable, int id, File& _input);
int drawBG(File& _input, BlockTable *_blockTable, int id, char* filename);
int drawObject(File& _input, BlockTable *_blockTable, int id);
int drawSmushFrame(BlockTable *_blockTable, int id, File& _input);
void decode_uncompressed(uint16 height, File& _input);
void decode_horiz(uint16 height, uint8 compr, File& _input);
void decode_vert(uint16 height, uint8 compr, File& _input);
resource.h
+3 -3
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/resource.h,v 1.5 2003/09/21 18:33:04 yoshizf Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/resource.h,v 1.6 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -41,9 +41,9 @@ struct BlockTable {
uint32 arrays;
uint32 characters;
uint32 invObjects;
uint32 width;
int32 width;
int trans;
uint32 height;
int32 height;
};
struct RoomTable {
scummex.cpp
+8 -1
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/scummex.cpp,v 1.12 2003/09/21 18:42:21 yoshizf Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/scummex.cpp,v 1.13 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -273,6 +273,12 @@ void ScummEX::bgDraw()
_image->drawBG(_input, _blockTable, _blockId, "");
}
void ScummEX::SmushFrameDraw()
{
_image = new Image();
_image->drawSmushFrame(_blockTable, _blockId, _input);
}
void ScummEX::objectDraw()
{
_image = new Image();
@@ -383,6 +389,7 @@ void ScummEX::UpdateInfosFromTree(int blockid) {
_gui->updateLabel("SpecLabel1", "Frame Width", _blockTable[blockid].width);
_gui->updateLabel("SpecLabel2", "Frame Height", _blockTable[blockid].height);
_gui->updateLabel("SpecLabel3", "Codec", _blockTable[blockid].variables);
_gui->SetButton(_blockTable[blockid].blockTypeID);
break;
}
}
scummex.h
+2 -1
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/scummex.h,v 1.5 2003/09/19 19:57:07 yoshizf Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/scummex.h,v 1.6 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -61,6 +61,7 @@ public:
void SOUPlay();
void paletteDraw();
void bgDraw();
void SmushFrameDraw();
void objectDraw();
};
wxwindows.cpp
+8 -1
View File
@@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/wxwindows.cpp,v 1.10 2003/09/21 18:42:21 yoshizf Exp $
* $Header: /Users/sev/projects/sc/s/scummvm/scummex/wxwindows.cpp,v 1.11 2003/09/21 23:50:28 yoshizf Exp $
*
*/
@@ -369,6 +369,13 @@ void GUI_wxWindows::SetButton(int blocktype) {
(wxObjectEventFunction) &ScummEX::bgDraw );
break;
case FOBJ:
SpecButton1->SetLabel("View Frame");
SpecButton1->Show(TRUE);
SpecButton1->Connect( ID_SpecButton1, wxEVT_COMMAND_BUTTON_CLICKED,
(wxObjectEventFunction) &ScummEX::SmushFrameDraw );
break;
case LSCR:
case SCRP:
case ENCD: