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Mohawk : Improved code formatting conventions compliance.

Browse Source 
svn-id: r46965
This commit is contained in:
David Turner 2010-01-04 08:10:29 +00:00
parent ed06df7a25
commit ae9cf4d51e
11 changed files with 950 additions and 950 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
engines/mohawk/myst_jpeg.h
View File

@ -31,7 +31,7 @@
#include "graphics/jpeg.h"
#include "graphics/pixelformat.h"
namespace Mohawk {
// Myst JPEG Decoder

2
engines/mohawk/myst_saveload.cpp
View File

@ -59,7 +59,7 @@ bool MystSaveLoad::loadGame(Common::String filename) {
|| (size != 664 && (_vm->getFeatures() & GF_ME))
|| (size != 601 && !(_vm->getFeatures() & GF_ME))) {
warning ("Incompatible saved game version");
// FIXME - Add Support to load original game saves in ME and vice versa
// FIXME - Add Support to load original game saves in ME and vice versa
delete loadFile;
return false;
}

4
engines/mohawk/myst_saveload.h
View File

@ -174,8 +174,8 @@ struct MystVariables {
*/
uint16 dunny_vars[1];
// The values in these regions seem to be lists of resource IDs
// which correspond to VIEW resources i.e. cards
// The values in these regions seem to be lists of resource IDs
// which correspond to VIEW resources i.e. cards
uint16 unknown_myst[31];
uint16 unknown_channelwood[37];

16
engines/mohawk/video/cinepak.cpp
View File

@ -159,7 +159,7 @@ void CinepakDecoder::loadCodebook(Common::SeekableReadStream *stream, uint16 str
for (uint16 i = 0; i < 256; i++) {
if ((chunkID & 0x01) && !(mask >>= 1)) {
if ((stream->pos() - startPos + 4) > (int32)chunkSize)
break;
break;
flag = stream->readUint32BE();
mask = 0x80000000;
@ -209,14 +209,14 @@ void CinepakDecoder::decodeVectors(Common::SeekableReadStream *stream, uint16 st
mask = 0x80000000;
}
if (!(chunkID & 0x01) || (flag & mask)) {
if (!(chunkID & 0x02) && !(mask >>= 1)) {
if ((stream->pos() - startPos + 4) > (int32)chunkSize)
return;
if (!(chunkID & 0x01) || (flag & mask)) {
if (!(chunkID & 0x02) && !(mask >>= 1)) {
if ((stream->pos() - startPos + 4) > (int32)chunkSize)
return;
flag = stream->readUint32BE();
mask = 0x80000000;
}
flag = stream->readUint32BE();
mask = 0x80000000;
}
if ((chunkID & 0x02) || (~flag & mask)) {
if ((stream->pos() - startPos + 1) > (int32)chunkSize)

624
engines/mohawk/video/qdm2data.h
View File

@ -34,496 +34,496 @@ namespace Mohawk {
// values in this table range from -1..23; adjust retrieved value by -1
static const uint16 vlc_tab_level_huffcodes[24] = {
0x037c, 0x0004, 0x003c, 0x004c, 0x003a, 0x002c, 0x001c, 0x001a,
0x0024, 0x0014, 0x0001, 0x0002, 0x0000, 0x0003, 0x0007, 0x0005,
0x0006, 0x0008, 0x0009, 0x000a, 0x000c, 0x00fc, 0x007c, 0x017c
0x037c, 0x0004, 0x003c, 0x004c, 0x003a, 0x002c, 0x001c, 0x001a,
0x0024, 0x0014, 0x0001, 0x0002, 0x0000, 0x0003, 0x0007, 0x0005,
0x0006, 0x0008, 0x0009, 0x000a, 0x000c, 0x00fc, 0x007c, 0x017c
};
static const byte vlc_tab_level_huffbits[24] = {
10, 6, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 4, 4, 5, 7, 8, 9, 10
10, 6, 7, 7, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 4, 4, 5, 7, 8, 9, 10
};
// values in this table range from -1..36; adjust retrieved value by -1
static const uint16 vlc_tab_diff_huffcodes[37] = {
0x1c57, 0x0004, 0x0000, 0x0001, 0x0003, 0x0002, 0x000f, 0x000e,
0x0007, 0x0016, 0x0037, 0x0027, 0x0026, 0x0066, 0x0006, 0x0097,
0x0046, 0x01c6, 0x0017, 0x0786, 0x0086, 0x0257, 0x00d7, 0x0357,
0x00c6, 0x0386, 0x0186, 0x0000, 0x0157, 0x0c57, 0x0057, 0x0000,
0x0b86, 0x0000, 0x1457, 0x0000, 0x0457
0x1c57, 0x0004, 0x0000, 0x0001, 0x0003, 0x0002, 0x000f, 0x000e,
0x0007, 0x0016, 0x0037, 0x0027, 0x0026, 0x0066, 0x0006, 0x0097,
0x0046, 0x01c6, 0x0017, 0x0786, 0x0086, 0x0257, 0x00d7, 0x0357,
0x00c6, 0x0386, 0x0186, 0x0000, 0x0157, 0x0c57, 0x0057, 0x0000,
0x0b86, 0x0000, 0x1457, 0x0000, 0x0457
};
static const byte vlc_tab_diff_huffbits[37] = {
13, 3, 3, 2, 3, 3, 4, 4, 6, 5, 6, 6, 7, 7, 8, 8,
8, 9, 8, 11, 9, 10, 8, 10, 9, 12, 10, 0, 10, 13, 11, 0,
12, 0, 13, 0, 13
13, 3, 3, 2, 3, 3, 4, 4, 6, 5, 6, 6, 7, 7, 8, 8,
8, 9, 8, 11, 9, 10, 8, 10, 9, 12, 10, 0, 10, 13, 11, 0,
12, 0, 13, 0, 13
};
// values in this table range from -1..5; adjust retrieved value by -1
static const byte vlc_tab_run_huffcodes[6] = {
0x1f, 0x00, 0x01, 0x03, 0x07, 0x0f
0x1f, 0x00, 0x01, 0x03, 0x07, 0x0f
};
static const byte vlc_tab_run_huffbits[6] = {
5, 1, 2, 3, 4, 5
5, 1, 2, 3, 4, 5
};
// values in this table range from -1..19; adjust retrieved value by -1
static const uint16 vlc_tab_tone_level_idx_hi1_huffcodes[20] = {
0x5714, 0x000c, 0x0002, 0x0001, 0x0000, 0x0004, 0x0034, 0x0054,
0x0094, 0x0014, 0x0114, 0x0214, 0x0314, 0x0614, 0x0e14, 0x0f14,
0x2714, 0x0714, 0x1714, 0x3714
0x5714, 0x000c, 0x0002, 0x0001, 0x0000, 0x0004, 0x0034, 0x0054,
0x0094, 0x0014, 0x0114, 0x0214, 0x0314, 0x0614, 0x0e14, 0x0f14,
0x2714, 0x0714, 0x1714, 0x3714
};
static const byte vlc_tab_tone_level_idx_hi1_huffbits[20] = {
15, 4, 2, 1, 3, 5, 6, 7, 8, 10, 10, 11, 11, 12, 12, 12, 14, 14, 15, 14
15, 4, 2, 1, 3, 5, 6, 7, 8, 10, 10, 11, 11, 12, 12, 12, 14, 14, 15, 14
};
// values in this table range from -1..23; adjust retrieved value by -1
static const uint16 vlc_tab_tone_level_idx_mid_huffcodes[24] = {
0x0fea, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x03ea, 0x00ea, 0x002a, 0x001a,
0x0006, 0x0001, 0x0000, 0x0002, 0x000a, 0x006a, 0x01ea, 0x07ea
0x0fea, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
0x0000, 0x0000, 0x0000, 0x0000, 0x03ea, 0x00ea, 0x002a, 0x001a,
0x0006, 0x0001, 0x0000, 0x0002, 0x000a, 0x006a, 0x01ea, 0x07ea
};
static const byte vlc_tab_tone_level_idx_mid_huffbits[24] = {
12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 9, 7, 5, 3, 1, 2, 4, 6, 8, 10, 12
12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 9, 7, 5, 3, 1, 2, 4, 6, 8, 10, 12
};
// values in this table range from -1..23; adjust retrieved value by -1
static const uint16 vlc_tab_tone_level_idx_hi2_huffcodes[24] = {
0x0664, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0064, 0x00e4,
0x00a4, 0x0068, 0x0004, 0x0008, 0x0014, 0x0018, 0x0000, 0x0001,
0x0002, 0x0003, 0x000c, 0x0028, 0x0024, 0x0164, 0x0000, 0x0264
0x0664, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0064, 0x00e4,
0x00a4, 0x0068, 0x0004, 0x0008, 0x0014, 0x0018, 0x0000, 0x0001,
0x0002, 0x0003, 0x000c, 0x0028, 0x0024, 0x0164, 0x0000, 0x0264
};
static const byte vlc_tab_tone_level_idx_hi2_huffbits[24] = {
11, 0, 0, 0, 0, 0, 10, 8, 8, 7, 6, 6, 5, 5, 4, 2, 2, 2, 4, 7, 8, 9, 0, 11
11, 0, 0, 0, 0, 0, 10, 8, 8, 7, 6, 6, 5, 5, 4, 2, 2, 2, 4, 7, 8, 9, 0, 11
};
// values in this table range from -1..8; adjust retrieved value by -1
static const byte vlc_tab_type30_huffcodes[9] = {
0x3c, 0x06, 0x00, 0x01, 0x03, 0x02, 0x04, 0x0c, 0x1c
0x3c, 0x06, 0x00, 0x01, 0x03, 0x02, 0x04, 0x0c, 0x1c
};
static const byte vlc_tab_type30_huffbits[9] = {
6, 3, 3, 2, 2, 3, 4, 5, 6
6, 3, 3, 2, 2, 3, 4, 5, 6
};
// values in this table range from -1..9; adjust retrieved value by -1
static const byte vlc_tab_type34_huffcodes[10] = {
0x18, 0x00, 0x01, 0x04, 0x05, 0x07, 0x03, 0x02, 0x06, 0x08
0x18, 0x00, 0x01, 0x04, 0x05, 0x07, 0x03, 0x02, 0x06, 0x08
};
static const byte vlc_tab_type34_huffbits[10] = {
5, 4, 3, 3, 3, 3, 3, 3, 3, 5
5, 4, 3, 3, 3, 3, 3, 3, 3, 5
};
// values in this table range from -1..22; adjust retrieved value by -1
static const uint16 vlc_tab_fft_tone_offset_0_huffcodes[23] = {
0x038e, 0x0001, 0x0000, 0x0022, 0x000a, 0x0006, 0x0012, 0x0002,
0x001e, 0x003e, 0x0056, 0x0016, 0x000e, 0x0032, 0x0072, 0x0042,
0x008e, 0x004e, 0x00f2, 0x002e, 0x0036, 0x00c2, 0x018e
0x038e, 0x0001, 0x0000, 0x0022, 0x000a, 0x0006, 0x0012, 0x0002,
0x001e, 0x003e, 0x0056, 0x0016, 0x000e, 0x0032, 0x0072, 0x0042,
0x008e, 0x004e, 0x00f2, 0x002e, 0x0036, 0x00c2, 0x018e
};
static const byte vlc_tab_fft_tone_offset_0_huffbits[23] = {
10, 1, 2, 6, 4, 5, 6, 7, 6, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 6, 6, 8, 10
10, 1, 2, 6, 4, 5, 6, 7, 6, 6, 7, 7, 8, 7, 8, 8, 9, 7, 8, 6, 6, 8, 10
};
// values in this table range from -1..27; adjust retrieved value by -1
static const uint16 vlc_tab_fft_tone_offset_1_huffcodes[28] = {
0x07a4, 0x0001, 0x0020, 0x0012, 0x001c, 0x0008, 0x0006, 0x0010,
0x0000, 0x0014, 0x0004, 0x0032, 0x0070, 0x000c, 0x0002, 0x003a,
0x001a, 0x002c, 0x002a, 0x0022, 0x0024, 0x000a, 0x0064, 0x0030,
0x0062, 0x00a4, 0x01a4, 0x03a4
0x07a4, 0x0001, 0x0020, 0x0012, 0x001c, 0x0008, 0x0006, 0x0010,
0x0000, 0x0014, 0x0004, 0x0032, 0x0070, 0x000c, 0x0002, 0x003a,
0x001a, 0x002c, 0x002a, 0x0022, 0x0024, 0x000a, 0x0064, 0x0030,
0x0062, 0x00a4, 0x01a4, 0x03a4
};
static const byte vlc_tab_fft_tone_offset_1_huffbits[28] = {
11, 1, 6, 6, 5, 4, 3, 6, 6, 5, 6, 6, 7, 6, 6, 6,
6, 6, 6, 7, 8, 6, 7, 7, 7, 9, 10, 11
11, 1, 6, 6, 5, 4, 3, 6, 6, 5, 6, 6, 7, 6, 6, 6,
6, 6, 6, 7, 8, 6, 7, 7, 7, 9, 10, 11
};
// values in this table range from -1..31; adjust retrieved value by -1
static const uint16 vlc_tab_fft_tone_offset_2_huffcodes[32] = {
0x1760, 0x0001, 0x0000, 0x0082, 0x000c, 0x0006, 0x0003, 0x0007,
0x0008, 0x0004, 0x0010, 0x0012, 0x0022, 0x001a, 0x0000, 0x0020,
0x000a, 0x0040, 0x004a, 0x006a, 0x002a, 0x0042, 0x0002, 0x0060,
0x00aa, 0x00e0, 0x00c2, 0x01c2, 0x0160, 0x0360, 0x0760, 0x0f60
0x1760, 0x0001, 0x0000, 0x0082, 0x000c, 0x0006, 0x0003, 0x0007,
0x0008, 0x0004, 0x0010, 0x0012, 0x0022, 0x001a, 0x0000, 0x0020,
0x000a, 0x0040, 0x004a, 0x006a, 0x002a, 0x0042, 0x0002, 0x0060,
0x00aa, 0x00e0, 0x00c2, 0x01c2, 0x0160, 0x0360, 0x0760, 0x0f60
};
static const byte vlc_tab_fft_tone_offset_2_huffbits[32] = {
13, 2, 0, 8, 4, 3, 3, 3, 4, 4, 5, 5, 6, 5, 7, 7,
7, 7, 7, 7, 8, 8, 8, 9, 8, 8, 9, 9, 10, 11, 13, 12
13, 2, 0, 8, 4, 3, 3, 3, 4, 4, 5, 5, 6, 5, 7, 7,
7, 7, 7, 7, 8, 8, 8, 9, 8, 8, 9, 9, 10, 11, 13, 12
};
// values in this table range from -1..34; adjust retrieved value by -1
static const uint16 vlc_tab_fft_tone_offset_3_huffcodes[35] = {
0x33ea, 0x0005, 0x0000, 0x000c, 0x0000, 0x0006, 0x0003, 0x0008,
0x0002, 0x0001, 0x0004, 0x0007, 0x001a, 0x000f, 0x001c, 0x002c,
0x000a, 0x001d, 0x002d, 0x002a, 0x000d, 0x004c, 0x008c, 0x006a,
0x00cd, 0x004d, 0x00ea, 0x020c, 0x030c, 0x010c, 0x01ea, 0x07ea,
0x0bea, 0x03ea, 0x13ea
0x33ea, 0x0005, 0x0000, 0x000c, 0x0000, 0x0006, 0x0003, 0x0008,
0x0002, 0x0001, 0x0004, 0x0007, 0x001a, 0x000f, 0x001c, 0x002c,
0x000a, 0x001d, 0x002d, 0x002a, 0x000d, 0x004c, 0x008c, 0x006a,
0x00cd, 0x004d, 0x00ea, 0x020c, 0x030c, 0x010c, 0x01ea, 0x07ea,
0x0bea, 0x03ea, 0x13ea
};
static const byte vlc_tab_fft_tone_offset_3_huffbits[35] = {
14, 4, 0, 10, 4, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
6, 5, 6, 7, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11,
12, 13, 14
14, 4, 0, 10, 4, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
6, 5, 6, 7, 7, 7, 8, 8, 8, 8, 9, 10, 10, 10, 10, 11,
12, 13, 14
};
// values in this table range from -1..37; adjust retrieved value by -1
static const uint16 vlc_tab_fft_tone_offset_4_huffcodes[38] = {
0x5282, 0x0016, 0x0000, 0x0136, 0x0004, 0x0000, 0x0007, 0x000a,
0x000e, 0x0003, 0x0001, 0x000d, 0x0006, 0x0009, 0x0012, 0x0005,
0x0025, 0x0022, 0x0015, 0x0002, 0x0076, 0x0035, 0x0042, 0x00c2,
0x0182, 0x00b6, 0x0036, 0x03c2, 0x0482, 0x01c2, 0x0682, 0x0882,
0x0a82, 0x0082, 0x0282, 0x1282, 0x3282, 0x2282
0x5282, 0x0016, 0x0000, 0x0136, 0x0004, 0x0000, 0x0007, 0x000a,
0x000e, 0x0003, 0x0001, 0x000d, 0x0006, 0x0009, 0x0012, 0x0005,
0x0025, 0x0022, 0x0015, 0x0002, 0x0076, 0x0035, 0x0042, 0x00c2,
0x0182, 0x00b6, 0x0036, 0x03c2, 0x0482, 0x01c2, 0x0682, 0x0882,
0x0a82, 0x0082, 0x0282, 0x1282, 0x3282, 0x2282
};
static const byte vlc_tab_fft_tone_offset_4_huffbits[38] = {
15, 6, 0, 9, 3, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
6, 6, 6, 8, 7, 6, 8, 9, 9, 8, 9, 10, 11, 10, 11, 12,
12, 12, 14, 15, 14, 14
15, 6, 0, 9, 3, 3, 3, 4, 4, 3, 4, 4, 5, 4, 5, 6,
6, 6, 6, 8, 7, 6, 8, 9, 9, 8, 9, 10, 11, 10, 11, 12,
12, 12, 14, 15, 14, 14
};
/// FFT TABLES
// values in this table range from -1..27; adjust retrieved value by -1
static const uint16 fft_level_exp_alt_huffcodes[28] = {
0x1ec6, 0x0006, 0x00c2, 0x0142, 0x0242, 0x0246, 0x00c6, 0x0046,
0x0042, 0x0146, 0x00a2, 0x0062, 0x0026, 0x0016, 0x000e, 0x0005,
0x0004, 0x0003, 0x0000, 0x0001, 0x000a, 0x0012, 0x0002, 0x0022,
0x01c6, 0x02c6, 0x06c6, 0x0ec6
0x1ec6, 0x0006, 0x00c2, 0x0142, 0x0242, 0x0246, 0x00c6, 0x0046,
0x0042, 0x0146, 0x00a2, 0x0062, 0x0026, 0x0016, 0x000e, 0x0005,
0x0004, 0x0003, 0x0000, 0x0001, 0x000a, 0x0012, 0x0002, 0x0022,
0x01c6, 0x02c6, 0x06c6, 0x0ec6
};
static const byte fft_level_exp_alt_huffbits[28] = {
13, 7, 8, 9, 10, 10, 10, 10, 10, 9, 8, 7, 6, 5, 4, 3,
3, 2, 3, 3, 4, 5, 7, 8, 9, 11, 12, 13
13, 7, 8, 9, 10, 10, 10, 10, 10, 9, 8, 7, 6, 5, 4, 3,
3, 2, 3, 3, 4, 5, 7, 8, 9, 11, 12, 13
};
// values in this table range from -1..19; adjust retrieved value by -1
static const uint16 fft_level_exp_huffcodes[20] = {
0x0f24, 0x0001, 0x0002, 0x0000, 0x0006, 0x0005, 0x0007, 0x000c,
0x000b, 0x0014, 0x0013, 0x0004, 0x0003, 0x0023, 0x0064, 0x00a4,
0x0024, 0x0124, 0x0324, 0x0724
0x0f24, 0x0001, 0x0002, 0x0000, 0x0006, 0x0005, 0x0007, 0x000c,
0x000b, 0x0014, 0x0013, 0x0004, 0x0003, 0x0023, 0x0064, 0x00a4,
0x0024, 0x0124, 0x0324, 0x0724
};
static const byte fft_level_exp_huffbits[20] = {
12, 3, 3, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 9, 10, 11, 12
12, 3, 3, 3, 3, 3, 3, 4, 4, 5, 5, 6, 6, 6, 7, 8, 9, 10, 11, 12
};
// values in this table range from -1..6; adjust retrieved value by -1
static const byte fft_stereo_exp_huffcodes[7] = {
0x3e, 0x01, 0x00, 0x02, 0x06, 0x0e, 0x1e
0x3e, 0x01, 0x00, 0x02, 0x06, 0x0e, 0x1e
};
static const byte fft_stereo_exp_huffbits[7] = {
6, 1, 2, 3, 4, 5, 6
6, 1, 2, 3, 4, 5, 6
};
// values in this table range from -1..8; adjust retrieved value by -1
static const byte fft_stereo_phase_huffcodes[9] = {
0x35, 0x02, 0x00, 0x01, 0x0d, 0x15, 0x05, 0x09, 0x03
0x35, 0x02, 0x00, 0x01, 0x0d, 0x15, 0x05, 0x09, 0x03
};
static const byte fft_stereo_phase_huffbits[9] = {
6, 2, 2, 4, 4, 6, 5, 4, 2
6, 2, 2, 4, 4, 6, 5, 4, 2
};
static const int fft_cutoff_index_table[4][2] = {
{ 1, 2 }, {-1, 0 }, {-1,-2 }, { 0, 0 }
{ 1, 2 }, {-1, 0 }, {-1,-2 }, { 0, 0 }
};
static const int16 fft_level_index_table[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
};
static const byte last_coeff[3] = {
4, 7, 10
4, 7, 10
};
static const byte coeff_per_sb_for_avg[3][30] = {
{ 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
{ 0, 1, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
{ 0, 1, 2, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9 }
{ 0, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
{ 0, 1, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
{ 0, 1, 2, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9 }
};
static const uint32 dequant_table[3][10][30] = {
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 51, 102, 154, 205, 256, 238, 219, 201, 183, 165, 146, 128, 110, 91, 73, 55, 37, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 18, 37, 55, 73, 91, 110, 128, 146, 165, 183, 201, 219, 238, 256, 228, 199, 171, 142, 114, 85, 57, 28 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 85, 171, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 85, 171, 256, 219, 183, 146, 110, 73, 37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 37, 73, 110, 146, 183, 219, 256, 228, 199, 171, 142, 114, 85, 57, 28, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 57, 85, 114, 142, 171, 199, 228, 256, 213, 171, 128, 85, 43 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 256, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 85, 171, 256, 192, 128, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 128, 192, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 51, 102, 154, 205, 256, 213, 171, 128, 85, 43, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 43, 85, 128, 171, 213, 256, 213, 171, 128, 85, 43 } }
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 51, 102, 154, 205, 256, 238, 219, 201, 183, 165, 146, 128, 110, 91, 73, 55, 37, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 18, 37, 55, 73, 91, 110, 128, 146, 165, 183, 201, 219, 238, 256, 228, 199, 171, 142, 114, 85, 57, 28 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 85, 171, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 85, 171, 256, 219, 183, 146, 110, 73, 37, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 37, 73, 110, 146, 183, 219, 256, 228, 199, 171, 142, 114, 85, 57, 28, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 28, 57, 85, 114, 142, 171, 199, 228, 256, 213, 171, 128, 85, 43 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
{ { 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 256, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 256, 171, 85, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 85, 171, 256, 192, 128, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 64, 128, 192, 256, 205, 154, 102, 51, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 51, 102, 154, 205, 256, 213, 171, 128, 85, 43, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 43, 85, 128, 171, 213, 256, 213, 171, 128, 85, 43 } }
};
static const byte coeff_per_sb_for_dequant[3][30] = {
{ 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
{ 0, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 },
{ 0, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9 }
{ 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
{ 0, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6 },
{ 0, 1, 2, 3, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9 }
};
// first index is subband, 2nd index is 0, 1 or 3 (2 is unused)
static const int8 tone_level_idx_offset_table[30][4] = {
{ -50, -50, 0, -50 },
{ -50, -50, 0, -50 },
{ -50, -9, 0, -19 },
{ -16, -6, 0, -12 },
{ -11, -4, 0, -8 },
{ -8, -3, 0, -6 },
{ -7, -3, 0, -5 },
{ -6, -2, 0, -4 },
{ -5, -2, 0, -3 },
{ -4, -1, 0, -3 },
{ -4, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -2, -1, 0, -1 },
{ -2, -1, 0, -1 },
{ -2, -1, 0, -1 },
{ -2, 0, 0, -1 },
{ -2, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 }
{ -50, -50, 0, -50 },
{ -50, -50, 0, -50 },
{ -50, -9, 0, -19 },
{ -16, -6, 0, -12 },
{ -11, -4, 0, -8 },
{ -8, -3, 0, -6 },
{ -7, -3, 0, -5 },
{ -6, -2, 0, -4 },
{ -5, -2, 0, -3 },
{ -4, -1, 0, -3 },
{ -4, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -3, -1, 0, -2 },
{ -2, -1, 0, -1 },
{ -2, -1, 0, -1 },
{ -2, -1, 0, -1 },
{ -2, 0, 0, -1 },
{ -2, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, -1 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 },
{ -1, 0, 0, 0 }
};
/* all my samples have 1st index 0 or 1 */
/* second index is subband, only indexes 0-29 seem to be used */
static const int8 coding_method_table[5][30] = {
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 30, 30, 30, 24, 24, 16, 16, 16, 16, 16, 16, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 34, 30, 30, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 34, 30, 30, 30, 30, 30, 30, 24, 24, 24, 24, 24, 24, 24,
24, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
},
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 30, 24, 24, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 30, 30, 30, 24, 24, 16, 16, 16, 16, 16, 16, 10, 10, 10,
10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 34, 30, 30, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 10, 10, 10, 10, 10, 10, 10, 10
},
{ 34, 34, 30, 30, 30, 30, 30, 30, 24, 24, 24, 24, 24, 24, 24,
24, 24, 24, 24, 24, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
},
};
static const int vlc_stage3_values[60] = {
0, 1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 24,
28, 36, 44, 52, 60, 76, 92, 108, 124, 156, 188, 220,
252, 316, 380, 444, 508, 636, 764, 892, 1020, 1276, 1532, 1788,
2044, 2556, 3068, 3580, 4092, 5116, 6140, 7164, 8188, 10236, 12284, 14332,
16380, 20476, 24572, 28668, 32764, 40956, 49148, 57340, 65532, 81916, 98300,114684
0, 1, 2, 3, 4, 6, 8, 10, 12, 16, 20, 24,
28, 36, 44, 52, 60, 76, 92, 108, 124, 156, 188, 220,
252, 316, 380, 444, 508, 636, 764, 892, 1020, 1276, 1532, 1788,
2044, 2556, 3068, 3580, 4092, 5116, 6140, 7164, 8188, 10236, 12284, 14332,
16380, 20476, 24572, 28668, 32764, 40956, 49148, 57340, 65532, 81916, 98300,114684
};
static const float fft_tone_sample_table[4][16][5] = {
{ { .0100000000f,-.0037037037f,-.0020000000f,-.0069444444f,-.0018416207f },
{ .0416666667f, .0000000000f, .0000000000f,-.0208333333f,-.0123456791f },
{ .1250000000f, .0558035709f, .0330687836f,-.0164473690f,-.0097465888f },
{ .1562500000f, .0625000000f, .0370370370f,-.0062500000f,-.0037037037f },
{ .1996007860f, .0781250000f, .0462962948f, .0022727272f, .0013468013f },
{ .2000000000f, .0625000000f, .0370370373f, .0208333333f, .0074074073f },
{ .2127659619f, .0555555556f, .0329218097f, .0208333333f, .0123456791f },
{ .2173913121f, .0473484844f, .0280583613f, .0347222239f, .0205761325f },
{ .2173913121f, .0347222239f, .0205761325f, .0473484844f, .0280583613f },
{ .2127659619f, .0208333333f, .0123456791f, .0555555556f, .0329218097f },
{ .2000000000f, .0208333333f, .0074074073f, .0625000000f, .0370370370f },
{ .1996007860f, .0022727272f, .0013468013f, .0781250000f, .0462962948f },
{ .1562500000f,-.0062500000f,-.0037037037f, .0625000000f, .0370370370f },
{ .1250000000f,-.0164473690f,-.0097465888f, .0558035709f, .0330687836f },
{ .0416666667f,-.0208333333f,-.0123456791f, .0000000000f, .0000000000f },
{ .0100000000f,-.0069444444f,-.0018416207f,-.0037037037f,-.0020000000f } },
{ { .0100000000f,-.0037037037f,-.0020000000f,-.0069444444f,-.0018416207f },
{ .0416666667f, .0000000000f, .0000000000f,-.0208333333f,-.0123456791f },
{ .1250000000f, .0558035709f, .0330687836f,-.0164473690f,-.0097465888f },
{ .1562500000f, .0625000000f, .0370370370f,-.0062500000f,-.0037037037f },
{ .1996007860f, .0781250000f, .0462962948f, .0022727272f, .0013468013f },
{ .2000000000f, .0625000000f, .0370370373f, .0208333333f, .0074074073f },
{ .2127659619f, .0555555556f, .0329218097f, .0208333333f, .0123456791f },
{ .2173913121f, .0473484844f, .0280583613f, .0347222239f, .0205761325f },
{ .2173913121f, .0347222239f, .0205761325f, .0473484844f, .0280583613f },
{ .2127659619f, .0208333333f, .0123456791f, .0555555556f, .0329218097f },
{ .2000000000f, .0208333333f, .0074074073f, .0625000000f, .0370370370f },
{ .1996007860f, .0022727272f, .0013468013f, .0781250000f, .0462962948f },
{ .1562500000f,-.0062500000f,-.0037037037f, .0625000000f, .0370370370f },
{ .1250000000f,-.0164473690f,-.0097465888f, .0558035709f, .0330687836f },
{ .0416666667f,-.0208333333f,-.0123456791f, .0000000000f, .0000000000f },
{ .0100000000f,-.0069444444f,-.0018416207f,-.0037037037f,-.0020000000f } },
{ { .0050000000f,-.0200000000f, .0125000000f,-.3030303030f, .0020000000f },
{ .1041666642f, .0400000000f,-.0250000000f, .0333333333f,-.0200000000f },
{ .1250000000f, .0100000000f, .0142857144f,-.0500000007f,-.0200000000f },
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
{ .1250000000f,-.0500000000f,-.0200000000f, .0100000000f, .0142857144f },
{ .1041666667f, .0333333333f,-.0200000000f, .0400000000f,-.0250000000f },
{ .0050000000f,-.3030303030f, .0020000001f,-.0200000000f, .0125000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
{ { .0050000000f,-.0200000000f, .0125000000f,-.3030303030f, .0020000000f },
{ .1041666642f, .0400000000f,-.0250000000f, .0333333333f,-.0200000000f },
{ .1250000000f, .0100000000f, .0142857144f,-.0500000007f,-.0200000000f },
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
{ .1562500000f,-.0006250000f,-.00049382716f,-.000625000f,-.00049382716f },
{ .1250000000f,-.0500000000f,-.0200000000f, .0100000000f, .0142857144f },
{ .1041666667f, .0333333333f,-.0200000000f, .0400000000f,-.0250000000f },
{ .0050000000f,-.3030303030f, .0020000001f,-.0200000000f, .0125000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
{ { .1428571492f, .1250000000f,-.0285714287f,-.0357142873f, .0208333333f },
{ .1818181818f, .0588235296f, .0333333333f, .0212765951f, .0100000000f },
{ .1818181818f, .0212765951f, .0100000000f, .0588235296f, .0333333333f },
{ .1428571492f,-.0357142873f, .0208333333f, .1250000000f,-.0285714287f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
{ { .1428571492f, .1250000000f,-.0285714287f,-.0357142873f, .0208333333f },
{ .1818181818f, .0588235296f, .0333333333f, .0212765951f, .0100000000f },
{ .1818181818f, .0212765951f, .0100000000f, .0588235296f, .0333333333f },
{ .1428571492f,-.0357142873f, .0208333333f, .1250000000f,-.0285714287f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } },
{ { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } }
{ { .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f },
{ .0000000000f, .0000000000f, .0000000000f, .0000000000f, .0000000000f } }
};
static const float fft_tone_level_table[2][64] = { {
// pow ~ (i > 46) ? 0 : (((((i & 1) ? 431 : 304) << (i >> 1))) / 1024.0);
0.17677669f, 0.42677650f, 0.60355347f, 0.85355347f,
1.20710683f, 1.68359375f, 2.37500000f, 3.36718750f,
4.75000000f, 6.73437500f, 9.50000000f, 13.4687500f,
19.0000000f, 26.9375000f, 38.0000000f, 53.8750000f,
76.0000000f, 107.750000f, 152.000000f, 215.500000f,
304.000000f, 431.000000f, 608.000000f, 862.000000f,
1216.00000f, 1724.00000f, 2432.00000f, 3448.00000f,
4864.00000f, 6896.00000f, 9728.00000f, 13792.0000f,
19456.0000f, 27584.0000f, 38912.0000f, 55168.0000f,
77824.0000f, 110336.000f, 155648.000f, 220672.000f,
311296.000f, 441344.000f, 622592.000f, 882688.000f,
1245184.00f, 1765376.00f, 2490368.00f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.17677669f, 0.42677650f, 0.60355347f, 0.85355347f,
1.20710683f, 1.68359375f, 2.37500000f, 3.36718750f,
4.75000000f, 6.73437500f, 9.50000000f, 13.4687500f,
19.0000000f, 26.9375000f, 38.0000000f, 53.8750000f,
76.0000000f, 107.750000f, 152.000000f, 215.500000f,
304.000000f, 431.000000f, 608.000000f, 862.000000f,
1216.00000f, 1724.00000f, 2432.00000f, 3448.00000f,
4864.00000f, 6896.00000f, 9728.00000f, 13792.0000f,
19456.0000f, 27584.0000f, 38912.0000f, 55168.0000f,
77824.0000f, 110336.000f, 155648.000f, 220672.000f,
311296.000f, 441344.000f, 622592.000f, 882688.000f,
1245184.00f, 1765376.00f, 2490368.00f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
}, {
// pow = (i > 45) ? 0 : ((((i & 1) ? 431 : 304) << (i >> 1)) / 512.0);
0.59375000f, 0.84179688f, 1.18750000f, 1.68359375f,
2.37500000f, 3.36718750f, 4.75000000f, 6.73437500f,
9.50000000f, 13.4687500f, 19.0000000f, 26.9375000f,
38.0000000f, 53.8750000f, 76.0000000f, 107.750000f,
152.000000f, 215.500000f, 304.000000f, 431.000000f,
608.000000f, 862.000000f, 1216.00000f, 1724.00000f,
2432.00000f, 3448.00000f, 4864.00000f, 6896.00000f,
9728.00000f, 13792.0000f, 19456.0000f, 27584.0000f,
38912.0000f, 55168.0000f, 77824.0000f, 110336.000f,
155648.000f, 220672.000f, 311296.000f, 441344.000f,
622592.000f, 882688.000f, 1245184.00f, 1765376.00f,
2490368.00f, 3530752.00f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f
0.59375000f, 0.84179688f, 1.18750000f, 1.68359375f,
2.37500000f, 3.36718750f, 4.75000000f, 6.73437500f,
9.50000000f, 13.4687500f, 19.0000000f, 26.9375000f,
38.0000000f, 53.8750000f, 76.0000000f, 107.750000f,
152.000000f, 215.500000f, 304.000000f, 431.000000f,
608.000000f, 862.000000f, 1216.00000f, 1724.00000f,
2432.00000f, 3448.00000f, 4864.00000f, 6896.00000f,
9728.00000f, 13792.0000f, 19456.0000f, 27584.0000f,
38912.0000f, 55168.0000f, 77824.0000f, 110336.000f,
155648.000f, 220672.000f, 311296.000f, 441344.000f,
622592.000f, 882688.000f, 1245184.00f, 1765376.00f,
2490368.00f, 3530752.00f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f,
0.00000000f, 0.00000000f, 0.00000000f, 0.00000000f
} };
static const float fft_tone_envelope_table[4][31] = {
{ .009607375f, .038060248f, .084265202f, .146446645f, .222214907f, .308658302f,
.402454883f, .500000060f, .597545207f, .691341758f, .777785182f, .853553414f,
.915734828f, .961939812f, .990392685f, 1.00000000f, .990392625f, .961939752f,
.915734768f, .853553295f, .777785063f, .691341639f, .597545087f, .500000000f,
.402454853f, .308658272f, .222214878f, .146446615f, .084265172f, .038060218f,
.009607345f },
{ .038060248f, .146446645f, .308658302f, .500000060f, .691341758f, .853553414f,
.961939812f, 1.00000000f, .961939752f, .853553295f, .691341639f, .500000000f,
.308658272f, .146446615f, .038060218f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f },
{ .146446645f, .500000060f, .853553414f, 1.00000000f, .853553295f, .500000000f,
.146446615f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f },
{ .500000060f, 1.00000000f, .500000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f }
{ .009607375f, .038060248f, .084265202f, .146446645f, .222214907f, .308658302f,
.402454883f, .500000060f, .597545207f, .691341758f, .777785182f, .853553414f,
.915734828f, .961939812f, .990392685f, 1.00000000f, .990392625f, .961939752f,
.915734768f, .853553295f, .777785063f, .691341639f, .597545087f, .500000000f,
.402454853f, .308658272f, .222214878f, .146446615f, .084265172f, .038060218f,
.009607345f },
{ .038060248f, .146446645f, .308658302f, .500000060f, .691341758f, .853553414f,
.961939812f, 1.00000000f, .961939752f, .853553295f, .691341639f, .500000000f,
.308658272f, .146446615f, .038060218f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f },
{ .146446645f, .500000060f, .853553414f, 1.00000000f, .853553295f, .500000000f,
.146446615f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f },
{ .500000060f, 1.00000000f, .500000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f, .000000000f, .000000000f, .000000000f, .000000000f, .000000000f,
.000000000f }
};
static const float sb_noise_attenuation[32] = {
0.0f, 0.0f, 0.3f, 0.4f, 0.5f, 0.7f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
0.0f, 0.0f, 0.3f, 0.4f, 0.5f, 0.7f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f, 1.0f,
};
static const byte fft_subpackets[32] = {
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0,
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0
};
// first index is joined_stereo, second index is 0 or 2 (1 is unused)
static const float dequant_1bit[2][3] = {
{-0.920000f, 0.000000f, 0.920000f },
{-0.890000f, 0.000000f, 0.890000f }
{-0.920000f, 0.000000f, 0.920000f },
{-0.890000f, 0.000000f, 0.890000f }
};
static const float type30_dequant[8] = {
-1.0f,-0.625f,-0.291666656732559f,0.0f,
0.25f,0.5f,0.75f,1.0f,
-1.0f,-0.625f,-0.291666656732559f,0.0f,
0.25f,0.5f,0.75f,1.0f,
};
static const float type34_delta[10] = { // FIXME: covers 8 entries..
-1.0f,-0.60947573184967f,-0.333333343267441f,-0.138071194291115f,0.0f,
0.138071194291115f,0.333333343267441f,0.60947573184967f,1.0f,0.0f,
-1.0f,-0.60947573184967f,-0.333333343267441f,-0.138071194291115f,0.0f,
0.138071194291115f,0.333333343267441f,0.60947573184967f,1.0f,0.0f,
};
} // End of namespace Mohawk

462
engines/mohawk/video/qtrle.cpp
View File

@ -64,323 +64,323 @@ QTRLEDecoder::QTRLEDecoder(uint16 width, uint16 height, byte bitsPerPixel) : Gra
} \
void QTRLEDecoder::decode1(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange) {
uint32 pixelPtr = 0;
uint32 pixelPtr = 0;
byte *rgb = (byte *)_surface->pixels;
while (linesToChange) {
CHECK_STREAM_PTR(2);
byte skip = stream->readByte();
int8 rleCode = stream->readSByte();
if (rleCode == 0)
break;
if (skip & 0x80) {
linesToChange--;
rowPtr += _surface->w;
pixelPtr = rowPtr + 2 * (skip & 0x7f);
} else
pixelPtr += 2 * skip;
if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 2 bytes from the stream, treat them as groups of 8 pixels, and output them rleCode times */
CHECK_STREAM_PTR(2);
byte pi0 = stream->readByte();
if (rleCode == 0)
break;
if (skip & 0x80) {
linesToChange--;
rowPtr += _surface->w;
pixelPtr = rowPtr + 2 * (skip & 0x7f);
} else
pixelPtr += 2 * skip;
if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 2 bytes from the stream, treat them as groups of 8 pixels, and output them rleCode times */
CHECK_STREAM_PTR(2);
byte pi0 = stream->readByte();
byte pi1 = stream->readByte();
CHECK_PIXEL_PTR(rleCode * 2);
CHECK_PIXEL_PTR(rleCode * 2);
while (rleCode--) {
rgb[pixelPtr++] = pi0;
rgb[pixelPtr++] = pi1;
}
} else {
// copy the same pixel directly to output 2 times
rleCode *= 2;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode);
while (rleCode--) {
rgb[pixelPtr++] = pi0;
rgb[pixelPtr++] = pi1;
}
} else {
// copy the same pixel directly to output 2 times
rleCode *= 2;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode);
while (rleCode--)
rgb[pixelPtr++] = stream->readByte();
}
}
while (rleCode--)
rgb[pixelPtr++] = stream->readByte();
}
}
}
void QTRLEDecoder::decode2_4(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange, byte bpp) {
uint32 pixelPtr = 0;
byte *rgb = (byte *)_surface->pixels;
byte numPixels = (bpp == 4) ? 8 : 16;
uint32 pixelPtr = 0;
byte *rgb = (byte *)_surface->pixels;
byte numPixels = (bpp == 4) ? 8 : 16;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + (numPixels * (stream->readByte() - 1));
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + (numPixels * (stream->readByte() - 1));
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += (numPixels * (stream->readByte() - 1));
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 4 bytes from the stream, treat them as palette indices, and output them rleCode times */
CHECK_STREAM_PTR(4);
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += (numPixels * (stream->readByte() - 1));
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 4 bytes from the stream, treat them as palette indices, and output them rleCode times */
CHECK_STREAM_PTR(4);
byte pi[16]; // 16 palette indices
for (int8 i = numPixels - 1; i >= 0; i--) {
pi[numPixels - 1 - i] = (stream->readByte() >> ((i * bpp) & 0x07)) & ((1 << bpp) - 1);
for (int8 i = numPixels - 1; i >= 0; i--) {
pi[numPixels - 1 - i] = (stream->readByte() >> ((i * bpp) & 0x07)) & ((1 << bpp) - 1);
// FIXME: Is this right?
//stream_ptr += ((i & ((num_pixels>>2)-1)) == 0);
if ((i & ((numPixels >> 2) - 1)) == 0)
stream->readByte();
}
CHECK_PIXEL_PTR(rleCode * numPixels);
while (rleCode--)
for (byte i = 0; i < numPixels; i++)
rgb[pixelPtr++] = pi[i];
} else {
// copy the same pixel directly to output 4 times
rleCode *= 4;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode * (numPixels >> 2));
while (rleCode--) {
}
CHECK_PIXEL_PTR(rleCode * numPixels);
while (rleCode--)
for (byte i = 0; i < numPixels; i++)
rgb[pixelPtr++] = pi[i];
} else {
// copy the same pixel directly to output 4 times
rleCode *= 4;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode * (numPixels >> 2));
while (rleCode--) {
byte temp = stream->readByte();
if (bpp == 4) {
rgb[pixelPtr++] = (temp >> 4) & 0x0f;
rgb[pixelPtr++] = temp & 0x0f;
} else {
rgb[pixelPtr++] = (temp >> 6) & 0x03;
rgb[pixelPtr++] = (temp >> 4) & 0x03;
rgb[pixelPtr++] = (temp >> 2) & 0x03;
rgb[pixelPtr++] = temp & 0x03;
}
}
}
}
rowPtr += _surface->w;
}
if (bpp == 4) {
rgb[pixelPtr++] = (temp >> 4) & 0x0f;
rgb[pixelPtr++] = temp & 0x0f;
} else {
rgb[pixelPtr++] = (temp >> 6) & 0x03;
rgb[pixelPtr++] = (temp >> 4) & 0x03;
rgb[pixelPtr++] = (temp >> 2) & 0x03;
rgb[pixelPtr++] = temp & 0x03;
}
}
}
}
rowPtr += _surface->w;
}
}
void QTRLEDecoder::decode8(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange) {
uint32 pixelPtr = 0;
byte *rgb = (byte *)_surface->pixels;
uint32 pixelPtr = 0;
byte *rgb = (byte *)_surface->pixels;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + 4 * (stream->readByte() - 1);
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + 4 * (stream->readByte() - 1);
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += 4 * (stream->readByte() - 1);
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 4 bytes from the stream, treat them as palette indices, and output them rleCode times
CHECK_STREAM_PTR(4);
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += 4 * (stream->readByte() - 1);
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
// get the next 4 bytes from the stream, treat them as palette indices, and output them rleCode times
CHECK_STREAM_PTR(4);
byte pi[4]; // 4 palette indexes
for (byte i = 0; i < 4; i++)
pi[i] = stream->readByte();
CHECK_PIXEL_PTR(rleCode * 4);
CHECK_PIXEL_PTR(rleCode * 4);
while (rleCode--)
while (rleCode--)
for (byte i = 0; i < 4; i++)
rgb[pixelPtr++] = pi[i];
} else {
// copy the same pixel directly to output 4 times
rleCode *= 4;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode);
} else {
// copy the same pixel directly to output 4 times
rleCode *= 4;
CHECK_STREAM_PTR(rleCode);
CHECK_PIXEL_PTR(rleCode);
while (rleCode--)
rgb[pixelPtr++] = stream->readByte();
}
}
rowPtr += _surface->w;
}
while (rleCode--)
rgb[pixelPtr++] = stream->readByte();
}
}
rowPtr += _surface->w;
}
}
void QTRLEDecoder::decode16(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange) {
uint32 pixelPtr = 0;
OverlayColor *rgb = (OverlayColor *)_surface->pixels;
uint32 pixelPtr = 0;
OverlayColor *rgb = (OverlayColor *)_surface->pixels;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_STREAM_PTR(2);
uint16 rgb16 = stream->readUint16BE();
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_STREAM_PTR(2);
CHECK_PIXEL_PTR(rleCode);
uint16 rgb16 = stream->readUint16BE();
while (rleCode--) {
CHECK_PIXEL_PTR(rleCode);
while (rleCode--) {
// Convert from RGB555 to the format specified by the Overlay
byte r = 0, g = 0, b = 0;
Graphics::colorToRGB<Graphics::ColorMasks<555> >(rgb16, r, g, b);
rgb[pixelPtr++] = _pixelFormat.RGBToColor(r, g, b);
}
} else {
CHECK_STREAM_PTR(rleCode * 2);
CHECK_PIXEL_PTR(rleCode);
}
} else {
CHECK_STREAM_PTR(rleCode * 2);
CHECK_PIXEL_PTR(rleCode);
// copy pixels directly to output
while (rleCode--) {
uint16 rgb16 = stream->readUint16BE();
// copy pixels directly to output
while (rleCode--) {
uint16 rgb16 = stream->readUint16BE();
// Convert from RGB555 to the format specified by the Overlay
byte r = 0, g = 0, b = 0;
Graphics::colorToRGB<Graphics::ColorMasks<555> >(rgb16, r, g, b);
rgb[pixelPtr++] = _pixelFormat.RGBToColor(r, g, b);
}
}
}
rowPtr += _surface->w;
}
}
}
}
rowPtr += _surface->w;
}
}
void QTRLEDecoder::decode24(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange) {
uint32 pixelPtr = 0;
uint32 pixelPtr = 0;
OverlayColor *rgb = (OverlayColor *)_surface->pixels;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_STREAM_PTR(3);
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_PIXEL_PTR(rleCode);
CHECK_STREAM_PTR(3);
while (rleCode--)
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
CHECK_PIXEL_PTR(rleCode);
while (rleCode--)
rgb[pixelPtr++] = _pixelFormat.RGBToColor(r, g, b);
} else {
CHECK_STREAM_PTR(rleCode * 3);
CHECK_PIXEL_PTR(rleCode);
} else {
CHECK_STREAM_PTR(rleCode * 3);
CHECK_PIXEL_PTR(rleCode);
// copy pixels directly to output
while (rleCode--) {
// copy pixels directly to output
while (rleCode--) {
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
rgb[pixelPtr++] = _pixelFormat.RGBToColor(r, g, b);
}
}
}
rowPtr += _surface->w;
}
}
}
}
rowPtr += _surface->w;
}
}
void QTRLEDecoder::decode32(Common::SeekableReadStream *stream, uint32 rowPtr, uint32 linesToChange) {
uint32 pixelPtr = 0;
OverlayColor *rgb = (OverlayColor *)_surface->pixels;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
while (linesToChange--) {
CHECK_STREAM_PTR(2);
pixelPtr = rowPtr + stream->readByte() - 1;
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_STREAM_PTR(4);
byte a = stream->readByte();
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
for (int8 rleCode = stream->readSByte(); rleCode != -1; rleCode = stream->readSByte()) {
if (rleCode == 0) {
// there's another skip code in the stream
CHECK_STREAM_PTR(1);
pixelPtr += stream->readByte() - 1;
} else if (rleCode < 0) {
// decode the run length code
rleCode = -rleCode;
CHECK_PIXEL_PTR(rleCode);
CHECK_STREAM_PTR(4);
while (rleCode--)
byte a = stream->readByte();
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
CHECK_PIXEL_PTR(rleCode);
while (rleCode--)
rgb[pixelPtr++] = _pixelFormat.ARGBToColor(a, r, g, b);
} else {
CHECK_STREAM_PTR(rleCode * 4);
CHECK_PIXEL_PTR(rleCode);
} else {
CHECK_STREAM_PTR(rleCode * 4);
CHECK_PIXEL_PTR(rleCode);
// copy pixels directly to output
while (rleCode--) {
byte a = stream->readByte();
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
rgb[pixelPtr++] = _pixelFormat.ARGBToColor(a, r, g, b);
}
}
}
rowPtr += _surface->w;
}
// copy pixels directly to output
while (rleCode--) {
byte a = stream->readByte();
byte r = stream->readByte();
byte g = stream->readByte();
byte b = stream->readByte();
rgb[pixelPtr++] = _pixelFormat.ARGBToColor(a, r, g, b);
}
}
}
rowPtr += _surface->w;
}
}
Graphics::Surface *QTRLEDecoder::decodeImage(Common::SeekableReadStream *stream) {
uint16 start_line = 0;
uint16 start_line = 0;
uint16 height = _surface->h;
// check if this frame is even supposed to change
if (stream->size() < 8)
return _surface;
// check if this frame is even supposed to change
if (stream->size() < 8)
return _surface;
// start after the chunk size
// start after the chunk size
stream->readUint32BE();
// fetch the header
// fetch the header
uint16 header = stream->readUint16BE();
// if a header is present, fetch additional decoding parameters
if (header & 8) {
if(stream->size() < 14)
return _surface;
start_line = stream->readUint16BE();
// if a header is present, fetch additional decoding parameters
if (header & 8) {
if(stream->size() < 14)
return _surface;
start_line = stream->readUint16BE();
stream->readUint16BE(); // Unknown
height = stream->readUint16BE();
stream->readUint16BE(); // Unknown
}
uint32 row_ptr = _surface->w * start_line;
height = stream->readUint16BE();
stream->readUint16BE(); // Unknown
}
switch (_bitsPerPixel) {
uint32 row_ptr = _surface->w * start_line;
switch (_bitsPerPixel) {
case 1:
case 33:
decode1(stream, row_ptr, height);
@ -408,9 +408,9 @@ Graphics::Surface *QTRLEDecoder::decodeImage(Common::SeekableReadStream *stream)
break;
default:
error ("Unsupported bits per pixel %d", _bitsPerPixel);
}
}
return _surface;
return _surface;
}
QTRLEDecoder::~QTRLEDecoder() {

4
engines/mohawk/video/qtrle.h
View File

@ -28,9 +28,9 @@
#include "graphics/pixelformat.h"
#include "graphics/video/codecs/codec.h"
namespace Mohawk {
class QTRLEDecoder : public Graphics::Codec {
public:
QTRLEDecoder(uint16 width, uint16 height, byte bitsPerPixel);

224
engines/mohawk/video/rpza.cpp
View File

@ -47,14 +47,14 @@ RPZADecoder::RPZADecoder(uint16 width, uint16 height) : Graphics::Codec() {
}
#define ADVANCE_BLOCK() \
pixelPtr += 4; \
if (pixelPtr >= _surface->w) { \
pixelPtr = 0; \
rowPtr += _surface->w * 4; \
} \
totalBlocks--; \
if (totalBlocks < 0) \
error("block counter just went negative (this should not happen)") \
pixelPtr += 4; \
if (pixelPtr >= _surface->w) { \
pixelPtr = 0; \
rowPtr += _surface->w * 4; \
} \
totalBlocks--; \
if (totalBlocks < 0) \
error("block counter just went negative (this should not happen)") \
// Convert from RGB555 to the format specified by the screen
#define PUT_PIXEL(color) \
@ -69,139 +69,139 @@ RPZADecoder::RPZADecoder(uint16 width, uint16 height) : Graphics::Codec() {
blockPtr++
Graphics::Surface *RPZADecoder::decodeImage(Common::SeekableReadStream *stream) {
uint16 colorA = 0, colorB = 0;
uint16 color4[4];
uint16 colorA = 0, colorB = 0;
uint16 color4[4];
uint32 rowPtr = 0;
uint32 pixelPtr = 0;
uint32 blockPtr = 0;
uint32 rowPtr = 0;
uint32 pixelPtr = 0;
uint32 blockPtr = 0;
uint32 rowInc = _surface->w - 4;
uint16 ta;
uint16 tb;
// First byte is always 0xe1. Warn if it's different
// First byte is always 0xe1. Warn if it's different
byte firstByte = stream->readByte();
if (firstByte != 0xe1)
warning("First RPZA chunk byte is 0x%02x instead of 0xe1", firstByte);
if (firstByte != 0xe1)
warning("First RPZA chunk byte is 0x%02x instead of 0xe1", firstByte);
// Get chunk size, ingnoring first byte
uint32 chunkSize = stream->readUint16BE() << 8;
// Get chunk size, ingnoring first byte
uint32 chunkSize = stream->readUint16BE() << 8;
chunkSize += stream->readByte();
// If length mismatch use size from MOV file and try to decode anyway
if (chunkSize != (uint32)stream->size()) {
warning("MOV chunk size != encoded chunk size; using MOV chunk size");
// If length mismatch use size from MOV file and try to decode anyway
if (chunkSize != (uint32)stream->size()) {
warning("MOV chunk size != encoded chunk size; using MOV chunk size");
chunkSize = stream->size();
}
// Number of 4x4 blocks in frame
int32 totalBlocks = ((_surface->w + 3) / 4) * ((_surface->h + 3) / 4);
// Number of 4x4 blocks in frame
int32 totalBlocks = ((_surface->w + 3) / 4) * ((_surface->h + 3) / 4);
// Process chunk data
while ((uint32)stream->pos() < chunkSize) {
byte opcode = stream->readByte(); // Get opcode
byte numBlocks = (opcode & 0x1f) + 1; // Extract block counter from opcode
// Process chunk data
while ((uint32)stream->pos() < chunkSize) {
byte opcode = stream->readByte(); // Get opcode
byte numBlocks = (opcode & 0x1f) + 1; // Extract block counter from opcode
// If opcode MSbit is 0, we need more data to decide what to do
if ((opcode & 0x80) == 0) {
colorA = (opcode << 8) | stream->readByte();
opcode = 0;
if (stream->readByte() & 0x80) {
// Must behave as opcode 110xxxxx, using colorA computed
// above. Use fake opcode 0x20 to enter switch block at
// the right place
opcode = 0x20;
numBlocks = 1;
}
// If opcode MSbit is 0, we need more data to decide what to do
if ((opcode & 0x80) == 0) {
colorA = (opcode << 8) | stream->readByte();
opcode = 0;
if (stream->readByte() & 0x80) {
// Must behave as opcode 110xxxxx, using colorA computed
// above. Use fake opcode 0x20 to enter switch block at
// the right place
opcode = 0x20;
numBlocks = 1;
}
stream->seek(-1, SEEK_CUR);
}
}
switch (opcode & 0xe0) {
case 0x80: // Skip blocks
while (numBlocks--) {
ADVANCE_BLOCK();
}
break;
case 0xa0: // Fill blocks with one color
colorA = stream->readUint16BE();
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
for (byte pixel_x = 0; pixel_x < 4; pixel_x++) {
switch (opcode & 0xe0) {
case 0x80: // Skip blocks
while (numBlocks--) {
ADVANCE_BLOCK();
}
break;
case 0xa0: // Fill blocks with one color
colorA = stream->readUint16BE();
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
for (byte pixel_x = 0; pixel_x < 4; pixel_x++) {
PUT_PIXEL(colorA);
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// Fill blocks with 4 colors
case 0xc0:
colorA = stream->readUint16BE();
case 0x20:
colorB = stream->readUint16BE();
// Fill blocks with 4 colors
case 0xc0:
colorA = stream->readUint16BE();
case 0x20:
colorB = stream->readUint16BE();
// Sort out the colors
color4[0] = colorB;
color4[1] = 0;
color4[2] = 0;
color4[3] = colorA;
// Sort out the colors
color4[0] = colorB;
color4[1] = 0;
color4[2] = 0;
color4[3] = colorA;
// Red components
ta = (colorA >> 10) & 0x1F;
tb = (colorB >> 10) & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5) << 10;
color4[2] |= ((21 * ta + 11 * tb) >> 5) << 10;
// Red components
ta = (colorA >> 10) & 0x1F;
tb = (colorB >> 10) & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5) << 10;
color4[2] |= ((21 * ta + 11 * tb) >> 5) << 10;
// Green components
ta = (colorA >> 5) & 0x1F;
tb = (colorB >> 5) & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5) << 5;
color4[2] |= ((21 * ta + 11 * tb) >> 5) << 5;
// Green components
ta = (colorA >> 5) & 0x1F;
tb = (colorB >> 5) & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5) << 5;
color4[2] |= ((21 * ta + 11 * tb) >> 5) << 5;
// Blue components
ta = colorA & 0x1F;
tb = colorB & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5);
color4[2] |= ((21 * ta + 11 * tb) >> 5);
// Blue components
ta = colorA & 0x1F;
tb = colorB & 0x1F;
color4[1] |= ((11 * ta + 21 * tb) >> 5);
color4[2] |= ((21 * ta + 11 * tb) >> 5);
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
byte index = stream->readByte();
for (byte pixel_x = 0; pixel_x < 4; pixel_x++){
byte idx = (index >> (2 * (3 - pixel_x))) & 0x03;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
byte index = stream->readByte();
for (byte pixel_x = 0; pixel_x < 4; pixel_x++){
byte idx = (index >> (2 * (3 - pixel_x))) & 0x03;
PUT_PIXEL(color4[idx]);
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// Fill block with 16 colors
case 0x00:
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
for (byte pixel_x = 0; pixel_x < 4; pixel_x++){
// We already have color of upper left pixel
if (pixel_y != 0 || pixel_x != 0)
colorA = stream->readUint16BE();
// Fill block with 16 colors
case 0x00:
blockPtr = rowPtr + pixelPtr;
for (byte pixel_y = 0; pixel_y < 4; pixel_y++) {
for (byte pixel_x = 0; pixel_x < 4; pixel_x++){
// We already have color of upper left pixel
if (pixel_y != 0 || pixel_x != 0)
colorA = stream->readUint16BE();
PUT_PIXEL(colorA);
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
break;
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
break;
// Unknown opcode
default:
error("Unknown opcode %02x in rpza chunk", opcode);
}
// Unknown opcode
default:
error("Unknown opcode %02x in rpza chunk", opcode);
}
}
return _surface;
}

6
engines/mohawk/video/rpza.h
View File

@ -22,15 +22,15 @@
* $Id$
*
*/
#ifndef MOHAWK_RPZA_H
#define MOHAWK_RPZA_H
#include "graphics/pixelformat.h"
#include "graphics/video/codecs/codec.h"
namespace Mohawk {
class RPZADecoder : public Graphics::Codec {
public:
RPZADecoder(uint16 width, uint16 height);

550
engines/mohawk/video/smc.cpp
View File

@ -34,16 +34,16 @@ namespace Mohawk {
#define ADVANCE_BLOCK() \
{ \
pixelPtr += 4; \
if (pixelPtr >= _surface->w) { \
pixelPtr = 0; \
rowPtr += _surface->w * 4; \
} \
totalBlocks--; \
if (totalBlocks < 0) { \
warning("block counter just went negative (this should not happen)"); \
return _surface; \
} \
pixelPtr += 4; \
if (pixelPtr >= _surface->w) { \
pixelPtr = 0; \
rowPtr += _surface->w * 4; \
} \
totalBlocks--; \
if (totalBlocks < 0) { \
warning("block counter just went negative (this should not happen)"); \
return _surface; \
} \
}
SMCDecoder::SMCDecoder(uint16 width, uint16 height) {
@ -52,333 +52,333 @@ SMCDecoder::SMCDecoder(uint16 width, uint16 height) {
}
Graphics::Surface *SMCDecoder::decodeImage(Common::SeekableReadStream *stream) {
byte *pixels = (byte *)_surface->pixels;
byte *pixels = (byte *)_surface->pixels;
uint32 numBlocks = 0;
uint32 colorFlags = 0;
uint32 colorFlagsA = 0;
uint32 colorFlagsB = 0;
uint32 colorFlags = 0;
uint32 colorFlagsA = 0;
uint32 colorFlagsB = 0;
const uint16 rowInc = _surface->w - 4;
int32 rowPtr = 0;
int32 pixelPtr = 0;
uint32 blockPtr = 0;
uint32 prevBlockPtr = 0;
uint32 prevBlockPtr1 = 0, prevBlockPtr2 = 0;
byte prevBlockFlag = false;
byte pixel = 0;
int32 rowPtr = 0;
int32 pixelPtr = 0;
uint32 blockPtr = 0;
uint32 prevBlockPtr = 0;
uint32 prevBlockPtr1 = 0, prevBlockPtr2 = 0;
byte prevBlockFlag = false;
byte pixel = 0;
uint32 colorPairIndex = 0;
uint32 colorQuadIndex = 0;
uint32 colorOctetIndex = 0;
uint32 colorPairIndex = 0;
uint32 colorQuadIndex = 0;
uint32 colorOctetIndex = 0;
uint32 colorTableIndex = 0; // indices to color pair, quad, or octet tables
int32 chunkSize = stream->readUint32BE() & 0x00FFFFFF;
if (chunkSize != stream->size())
int32 chunkSize = stream->readUint32BE() & 0x00FFFFFF;
if (chunkSize != stream->size())
warning("MOV chunk size != SMC chunk size (%d != %d); ignoring SMC chunk size", chunkSize, stream->size());
int32 totalBlocks = ((_surface->w + 3) / 4) * ((_surface->h + 3) / 4);
int32 totalBlocks = ((_surface->w + 3) / 4) * ((_surface->h + 3) / 4);
// traverse through the blocks
while (totalBlocks != 0) {
// sanity checks
// traverse through the blocks
while (totalBlocks != 0) {
// sanity checks
// make sure stream ptr hasn't gone out of bounds
if (stream->pos() > stream->size()) {
warning("SMC decoder just went out of bounds (stream ptr = %d, chunk size = %d)", stream->pos(), stream->size());
return _surface;
}
// make sure stream ptr hasn't gone out of bounds
if (stream->pos() > stream->size()) {
warning("SMC decoder just went out of bounds (stream ptr = %d, chunk size = %d)", stream->pos(), stream->size());
return _surface;
}
// make sure the row pointer hasn't gone wild
if (rowPtr >= _surface->w * _surface->h) {
warning("SMC decoder just went out of bounds (row ptr = %d, size = %d)", rowPtr, _surface->w * _surface->h);
return _surface;
}
// make sure the row pointer hasn't gone wild
if (rowPtr >= _surface->w * _surface->h) {
warning("SMC decoder just went out of bounds (row ptr = %d, size = %d)", rowPtr, _surface->w * _surface->h);
return _surface;
}
byte opcode = stream->readByte();
byte opcode = stream->readByte();
switch (opcode & 0xF0) {
// skip n blocks
case 0x00:
case 0x10:
numBlocks = GET_BLOCK_COUNT();
while (numBlocks--) {
ADVANCE_BLOCK();
}
break;
switch (opcode & 0xF0) {
// skip n blocks
case 0x00:
case 0x10:
numBlocks = GET_BLOCK_COUNT();
while (numBlocks--) {
ADVANCE_BLOCK();
}
break;
// repeat last block n times
case 0x20:
case 0x30:
numBlocks = GET_BLOCK_COUNT();
// repeat last block n times
case 0x20:
case 0x30:
numBlocks = GET_BLOCK_COUNT();
// sanity check
if (rowPtr == 0 && pixelPtr == 0) {
warning("encountered repeat block opcode (%02X) but no blocks rendered yet", opcode & 0xF0);
break;
}
// sanity check
if (rowPtr == 0 && pixelPtr == 0) {
warning("encountered repeat block opcode (%02X) but no blocks rendered yet", opcode & 0xF0);
break;
}
// figure out where the previous block started
if (pixelPtr == 0)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + _surface->w - 4;
else
prevBlockPtr1 = rowPtr + pixelPtr - 4;
// figure out where the previous block started
if (pixelPtr == 0)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + _surface->w - 4;
else
prevBlockPtr1 = rowPtr + pixelPtr - 4;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
prevBlockPtr = prevBlockPtr1;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixels[prevBlockPtr++];
blockPtr += rowInc;
prevBlockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
prevBlockPtr = prevBlockPtr1;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixels[prevBlockPtr++];
blockPtr += rowInc;
prevBlockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// repeat previous pair of blocks n times
case 0x40:
case 0x50:
numBlocks = GET_BLOCK_COUNT();
numBlocks *= 2;
// repeat previous pair of blocks n times
case 0x40:
case 0x50:
numBlocks = GET_BLOCK_COUNT();
numBlocks *= 2;
// sanity check
if (rowPtr == 0 && pixelPtr < 2 * 4) {
warning("encountered repeat block opcode (%02X) but not enough blocks rendered yet", opcode & 0xF0);
break;
}
// sanity check
if (rowPtr == 0 && pixelPtr < 2 * 4) {
warning("encountered repeat block opcode (%02X) but not enough blocks rendered yet", opcode & 0xF0);
break;
}
// figure out where the previous 2 blocks started
if (pixelPtr == 0)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + _surface->w - 4 * 2;
else if (pixelPtr == 4)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + rowInc;
else
prevBlockPtr1 = rowPtr + pixelPtr - 4 * 2;
// figure out where the previous 2 blocks started
if (pixelPtr == 0)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + _surface->w - 4 * 2;
else if (pixelPtr == 4)
prevBlockPtr1 = (rowPtr - _surface->w * 4) + rowInc;
else
prevBlockPtr1 = rowPtr + pixelPtr - 4 * 2;
if (pixelPtr == 0)
prevBlockPtr2 = (rowPtr - _surface->w * 4) + rowInc;
else
prevBlockPtr2 = rowPtr + pixelPtr - 4;
if (pixelPtr == 0)
prevBlockPtr2 = (rowPtr - _surface->w * 4) + rowInc;
else
prevBlockPtr2 = rowPtr + pixelPtr - 4;
prevBlockFlag = 0;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
prevBlockFlag = 0;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
if (prevBlockFlag)
prevBlockPtr = prevBlockPtr2;
else
prevBlockPtr = prevBlockPtr1;
if (prevBlockFlag)
prevBlockPtr = prevBlockPtr2;
else
prevBlockPtr = prevBlockPtr1;
prevBlockFlag = !prevBlockFlag;
prevBlockFlag = !prevBlockFlag;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixels[prevBlockPtr++];
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixels[prevBlockPtr++];
blockPtr += rowInc;
prevBlockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
blockPtr += rowInc;
prevBlockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// 1-color block encoding
case 0x60:
case 0x70:
numBlocks = GET_BLOCK_COUNT();
pixel = stream->readByte();
// 1-color block encoding
case 0x60:
case 0x70:
numBlocks = GET_BLOCK_COUNT();
pixel = stream->readByte();
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixel;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = pixel;
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// 2-color block encoding
case 0x80:
case 0x90:
numBlocks = (opcode & 0x0F) + 1;
// 2-color block encoding
case 0x80:
case 0x90:
numBlocks = (opcode & 0x0F) + 1;
// figure out which color pair to use to paint the 2-color block
if ((opcode & 0xF0) == 0x80) {
// fetch the next 2 colors from bytestream and store in next
// available entry in the color pair table
for (byte i = 0; i < CPAIR; i++) {
pixel = stream->readByte();
colorTableIndex = CPAIR * colorPairIndex + i;
_colorPairs[colorTableIndex] = pixel;
}
// figure out which color pair to use to paint the 2-color block
if ((opcode & 0xF0) == 0x80) {
// fetch the next 2 colors from bytestream and store in next
// available entry in the color pair table
for (byte i = 0; i < CPAIR; i++) {
pixel = stream->readByte();
colorTableIndex = CPAIR * colorPairIndex + i;
_colorPairs[colorTableIndex] = pixel;
}
// this is the base index to use for this block
colorTableIndex = CPAIR * colorPairIndex;
colorPairIndex++;
// this is the base index to use for this block
colorTableIndex = CPAIR * colorPairIndex;
colorPairIndex++;
// wraparound
if (colorPairIndex == COLORS_PER_TABLE)
colorPairIndex = 0;
} else
colorTableIndex = CPAIR * stream->readByte();
// wraparound
if (colorPairIndex == COLORS_PER_TABLE)
colorPairIndex = 0;
} else
colorTableIndex = CPAIR * stream->readByte();
while (numBlocks--) {
colorFlags = stream->readUint16BE();
uint16 flagMask = 0x8000;
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++) {
if (colorFlags & flagMask)
pixel = colorTableIndex + 1;
else
pixel = colorTableIndex;
while (numBlocks--) {
colorFlags = stream->readUint16BE();
uint16 flagMask = 0x8000;
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++) {
if (colorFlags & flagMask)
pixel = colorTableIndex + 1;
else
pixel = colorTableIndex;
flagMask >>= 1;
pixels[blockPtr++] = _colorPairs[pixel];
}
flagMask >>= 1;
pixels[blockPtr++] = _colorPairs[pixel];
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// 4-color block encoding
case 0xA0:
case 0xB0:
numBlocks = (opcode & 0x0F) + 1;
// 4-color block encoding
case 0xA0:
case 0xB0:
numBlocks = (opcode & 0x0F) + 1;
// figure out which color quad to use to paint the 4-color block
if ((opcode & 0xF0) == 0xA0) {
// fetch the next 4 colors from bytestream and store in next
// available entry in the color quad table
for (byte i = 0; i < CQUAD; i++) {
pixel = stream->readByte();
colorTableIndex = CQUAD * colorQuadIndex + i;
_colorQuads[colorTableIndex] = pixel;
}
// figure out which color quad to use to paint the 4-color block
if ((opcode & 0xF0) == 0xA0) {
// fetch the next 4 colors from bytestream and store in next
// available entry in the color quad table
for (byte i = 0; i < CQUAD; i++) {
pixel = stream->readByte();
colorTableIndex = CQUAD * colorQuadIndex + i;
_colorQuads[colorTableIndex] = pixel;
}
// this is the base index to use for this block
colorTableIndex = CQUAD * colorQuadIndex;
colorQuadIndex++;
// this is the base index to use for this block
colorTableIndex = CQUAD * colorQuadIndex;
colorQuadIndex++;
// wraparound
if (colorQuadIndex == COLORS_PER_TABLE)
colorQuadIndex = 0;
} else
colorTableIndex = CQUAD * stream->readByte();
// wraparound
if (colorQuadIndex == COLORS_PER_TABLE)
colorQuadIndex = 0;
} else
colorTableIndex = CQUAD * stream->readByte();
while (numBlocks--) {
colorFlags = stream->readUint32BE();
while (numBlocks--) {
colorFlags = stream->readUint32BE();
// flag mask actually acts as a bit shift count here
byte flagMask = 30;
blockPtr = rowPtr + pixelPtr;
// flag mask actually acts as a bit shift count here
byte flagMask = 30;
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++) {
pixel = colorTableIndex + ((colorFlags >> flagMask) & 0x03);
flagMask -= 2;
pixels[blockPtr++] = _colorQuads[pixel];
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++) {
pixel = colorTableIndex + ((colorFlags >> flagMask) & 0x03);
flagMask -= 2;
pixels[blockPtr++] = _colorQuads[pixel];
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
// 8-color block encoding
case 0xC0:
case 0xD0:
numBlocks = (opcode & 0x0F) + 1;
// 8-color block encoding
case 0xC0:
case 0xD0:
numBlocks = (opcode & 0x0F) + 1;
// figure out which color octet to use to paint the 8-color block
if ((opcode & 0xF0) == 0xC0) {
// fetch the next 8 colors from bytestream and store in next
// available entry in the color octet table
for (byte i = 0; i < COCTET; i++) {
pixel = stream->readByte();
colorTableIndex = COCTET * colorOctetIndex + i;
_colorOctets[colorTableIndex] = pixel;
}
// figure out which color octet to use to paint the 8-color block
if ((opcode & 0xF0) == 0xC0) {
// fetch the next 8 colors from bytestream and store in next
// available entry in the color octet table
for (byte i = 0; i < COCTET; i++) {
pixel = stream->readByte();
colorTableIndex = COCTET * colorOctetIndex + i;
_colorOctets[colorTableIndex] = pixel;
}
// this is the base index to use for this block
colorTableIndex = COCTET * colorOctetIndex;
colorOctetIndex++;
// this is the base index to use for this block
colorTableIndex = COCTET * colorOctetIndex;
colorOctetIndex++;
// wraparound
if (colorOctetIndex == COLORS_PER_TABLE)
colorOctetIndex = 0;
} else
colorTableIndex = COCTET * stream->readByte();
// wraparound
if (colorOctetIndex == COLORS_PER_TABLE)
colorOctetIndex = 0;
} else
colorTableIndex = COCTET * stream->readByte();
while (numBlocks--) {
/*
For this input of 6 hex bytes:
01 23 45 67 89 AB
Mangle it to this output:
flags_a = xx012456, flags_b = xx89A37B
*/
while (numBlocks--) {
/*
For this input of 6 hex bytes:
01 23 45 67 89 AB
Mangle it to this output:
flags_a = xx012456, flags_b = xx89A37B
*/
// build the color flags
byte flagData[6];
stream->read(flagData, 6);
colorFlagsA = ((READ_BE_UINT16(flagData) & 0xFFF0) << 8) | (READ_BE_UINT16(flagData + 2) >> 4);
colorFlagsA = ((READ_BE_UINT16(flagData) & 0xFFF0) << 8) | (READ_BE_UINT16(flagData + 2) >> 4);
colorFlagsB = ((READ_BE_UINT16(flagData + 4) & 0xFFF0) << 8) | ((flagData[1] & 0xF) << 8) |
((flagData[3] & 0xF) << 4) | (flagData[5] & 0xf);
colorFlags = colorFlagsA;
colorFlags = colorFlagsA;
// flag mask actually acts as a bit shift count here
byte flagMask = 21;
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
// reload flags at third row (iteration y == 2)
if (y == 2) {
colorFlags = colorFlagsB;
flagMask = 21;
}
for (byte x = 0; x < 4; x++) {
pixel = colorTableIndex + ((colorFlags >> flagMask) & 0x07);
flagMask -= 3;
pixels[blockPtr++] = _colorOctets[pixel];
}
byte flagMask = 21;
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
// reload flags at third row (iteration y == 2)
if (y == 2) {
colorFlags = colorFlagsB;
flagMask = 21;
}
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
for (byte x = 0; x < 4; x++) {
pixel = colorTableIndex + ((colorFlags >> flagMask) & 0x07);
flagMask -= 3;
pixels[blockPtr++] = _colorOctets[pixel];
}
// 16-color block encoding (every pixel is a different color)
case 0xE0:
numBlocks = (opcode & 0x0F) + 1;
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = stream->readByte();
// 16-color block encoding (every pixel is a different color)
case 0xE0:
numBlocks = (opcode & 0x0F) + 1;
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
while (numBlocks--) {
blockPtr = rowPtr + pixelPtr;
for (byte y = 0; y < 4; y++) {
for (byte x = 0; x < 4; x++)
pixels[blockPtr++] = stream->readByte();
blockPtr += rowInc;
}
ADVANCE_BLOCK();
}
break;
case 0xF0:
warning("0xF0 opcode seen in SMC chunk (contact the developers)");
break;
}
}
case 0xF0:
warning("0xF0 opcode seen in SMC chunk (contact the developers)");
break;
}
}
return _surface;
}

6
engines/mohawk/video/smc.h
View File

@ -22,12 +22,12 @@
* $Id$
*
*/
#ifndef MOHAWK_VIDEO_SMC_H
#define MOHAWK_VIDEO_SMC_H
#include "graphics/video/codecs/codec.h"
namespace Mohawk {
enum {
@ -36,7 +36,7 @@ enum {
COCTET = 8,
COLORS_PER_TABLE = 256
};
class SMCDecoder : public Graphics::Codec {
public:
SMCDecoder(uint16 width, uint16 height);