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bink_decoder.cpp File Reference

#include "audio/audiostream.h"
#include "audio/decoders/raw.h"
#include "common/util.h"
#include "common/textconsole.h"
#include "common/math.h"
#include "common/stream.h"
#include "common/substream.h"
#include "common/file.h"
#include "common/str.h"
#include "common/bitstream.h"
#include "common/huffman.h"
#include "common/rdft.h"
#include "common/dct.h"
#include "common/system.h"
#include "graphics/yuva_to_rgba.h"
#include "graphics/surface.h"
#include "video/binkdata.h"
#include "video/bink_decoder.h"
Include dependency graph for bink_decoder.cpp:

Go to the source code of this file.

Classes

class  Video::SilentAudioStream
 An AudioStream that just returns silent samples and runs infinitely. More...

Namespaces

namespace  Video

Defines

#define A1   2896
#define A2   2217
#define A3   3784
#define A4   -5352
#define IDCT_TRANSFORM(dest, s0, s1, s2, s3, s4, s5, s6, s7, d0, d1, d2, d3, d4, d5, d6, d7, munge, src)
#define MUNGE_NONE(x)   (x)
#define IDCT_COL(dest, src)   IDCT_TRANSFORM(dest,0,8,16,24,32,40,48,56,0,8,16,24,32,40,48,56,MUNGE_NONE,src)
#define MUNGE_ROW(x)   (((x) + 0x7F)>>8)
#define IDCT_ROW(dest, src)   IDCT_TRANSFORM(dest,0,1,2,3,4,5,6,7,0,1,2,3,4,5,6,7,MUNGE_ROW,src)

Functions

static void Video::IDCTCol (int32 *dest, const int32 *src)
static int Video::floatToInt16One (float src)

Variables

static const uint32 kBIKfID = MKTAG('B', 'I', 'K', 'f')
static const uint32 kBIKgID = MKTAG('B', 'I', 'K', 'g')
static const uint32 kBIKhID = MKTAG('B', 'I', 'K', 'h')
static const uint32 kBIKiID = MKTAG('B', 'I', 'K', 'i')
static const uint32 kVideoFlagAlpha = 0x00100000
static const uint16 kAudioFlagDCT = 0x1000
static const uint16 kAudioFlagStereo = 0x2000
static const uint32 kDCStartBits = 11
const uint8 Video::rleLens [4] = { 4, 8, 12, 32 }
static const uint8 Video::rleLengthTab [16]

Define Documentation

#define A1   2896

Definition at line 1423 of file bink_decoder.cpp.

#define A2   2217

Definition at line 1424 of file bink_decoder.cpp.

#define A3   3784

Definition at line 1425 of file bink_decoder.cpp.

#define A4   -5352

Definition at line 1426 of file bink_decoder.cpp.

#define IDCT_COL (   dest,
  src 
)    IDCT_TRANSFORM(dest,0,8,16,24,32,40,48,56,0,8,16,24,32,40,48,56,MUNGE_NONE,src)

Definition at line 1454 of file bink_decoder.cpp.

#define IDCT_ROW (   dest,
  src 
)    IDCT_TRANSFORM(dest,0,1,2,3,4,5,6,7,0,1,2,3,4,5,6,7,MUNGE_ROW,src)

Definition at line 1457 of file bink_decoder.cpp.

#define IDCT_TRANSFORM (   dest,
  s0,
  s1,
  s2,
  s3,
  s4,
  s5,
  s6,
  s7,
  d0,
  d1,
  d2,
  d3,
  d4,
  d5,
  d6,
  d7,
  munge,
  src 
)
Value:
{\
    const int a0 = (src)[s0] + (src)[s4]; \
    const int a1 = (src)[s0] - (src)[s4]; \
    const int a2 = (src)[s2] + (src)[s6]; \
    const int a3 = (A1*((src)[s2] - (src)[s6])) >> 11; \
    const int a4 = (src)[s5] + (src)[s3]; \
    const int a5 = (src)[s5] - (src)[s3]; \
    const int a6 = (src)[s1] + (src)[s7]; \
    const int a7 = (src)[s1] - (src)[s7]; \
    const int b0 = a4 + a6; \
    const int b1 = (A3*(a5 + a7)) >> 11; \
    const int b2 = ((A4*a5) >> 11) - b0 + b1; \
    const int b3 = (A1*(a6 - a4) >> 11) - b2; \
    const int b4 = ((A2*a7) >> 11) + b3 - b1; \
    (dest)[d0] = munge(a0+a2   +b0); \
    (dest)[d1] = munge(a1+a3-a2+b2); \
    (dest)[d2] = munge(a1-a3+a2+b3); \
    (dest)[d3] = munge(a0-a2   -b4); \
    (dest)[d4] = munge(a0-a2   +b4); \
    (dest)[d5] = munge(a1-a3+a2-b3); \
    (dest)[d6] = munge(a1+a3-a2-b2); \
    (dest)[d7] = munge(a0+a2   -b0); \
}

Definition at line 1428 of file bink_decoder.cpp.

#define MUNGE_NONE (   x  )     (x)

Definition at line 1453 of file bink_decoder.cpp.

#define MUNGE_ROW (   x  )     (((x) + 0x7F)>>8)

Definition at line 1456 of file bink_decoder.cpp.


Variable Documentation

const uint16 kAudioFlagDCT = 0x1000 [static]

Definition at line 56 of file bink_decoder.cpp.

const uint16 kAudioFlagStereo = 0x2000 [static]

Definition at line 57 of file bink_decoder.cpp.

const uint32 kBIKfID = MKTAG('B', 'I', 'K', 'f') [static]

Definition at line 49 of file bink_decoder.cpp.

const uint32 kBIKgID = MKTAG('B', 'I', 'K', 'g') [static]

Definition at line 50 of file bink_decoder.cpp.

const uint32 kBIKhID = MKTAG('B', 'I', 'K', 'h') [static]

Definition at line 51 of file bink_decoder.cpp.

const uint32 kBIKiID = MKTAG('B', 'I', 'K', 'i') [static]

Definition at line 52 of file bink_decoder.cpp.

const uint32 kDCStartBits = 11 [static]

Definition at line 60 of file bink_decoder.cpp.

const uint32 kVideoFlagAlpha = 0x00100000 [static]

Definition at line 54 of file bink_decoder.cpp.



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