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CnC_Red_Alert/WINVQ/VQA32/VQAPLAYP.H

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/*
** Command & Conquer Red Alert(tm)
** Copyright 2025 Electronic Arts Inc.
**
** 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef VQAPLAYP_H
#define VQAPLAYP_H
/****************************************************************************
*
* C O N F I D E N T I A L -- W E S T W O O D S T U D I O S
*
*----------------------------------------------------------------------------
*
* PROJECT
* VQA player library. (32-Bit protected mode)
*
* FILE
* vqaplayp.h
*
* DESCRIPTION
* VQAPlay private library definitions.
*
* PROGRAMMER
* Denzil E. Long, Jr.
* Bill Randolph
*
* DATE
* August 21, 1995
*
****************************************************************************/
#include <vqm32\video.h>
#include <vqm32\soscomp.h>
#include <vqm32\captoken.h>
#include "vqafile.h"
#include "vqaplay.h"
#include "caption.h"
#if(VQAAUDIO_ON)
#if(VQADIRECT_SOUND)
extern HWND MainWindow;
#else
#include "sos.h"
#endif
#endif
/*---------------------------------------------------------------------------
* GENERAL CONSTANT DEFINITIONS
*-------------------------------------------------------------------------*/
/* Internal library version. */
#define VQA_VERSION "2.42"
#define VQA_DATE __DATE__" "__TIME__
#define VQA_IDSTRING "VQA32 "VQA_VERSION" ("VQA_DATE")"
#define VQA_REQUIRES "VQM32 2.12 or better."
/* Block dimensions macro and identifiers. */
#define BLOCK_DIM(a,b) (((a&0xFF)<<8)|(b&0xFF))
#define BLOCK_2X2 BLOCK_DIM(2,2)
#define BLOCK_2X3 BLOCK_DIM(2,3)
#define BLOCK_4X2 BLOCK_DIM(4,2)
#define BLOCK_4X4 BLOCK_DIM(4,4)
/* Memory limits */
#define VQA_MAX_CBBUFS 10 /* Maximum number of codebook buffers */
#define VQA_MAX_FRAMEBUFS 30 /* Maximum number of frame buffers */
/* Special Constants */
#define VQA_MASK_POINTER 0x8000 /* Pointer value to use for masking. */
/*---------------------------------------------------------------------------
* STRUCTURES AND RELATED DEFINITIONS
*-------------------------------------------------------------------------*/
/* ChunkHeader: IFF chunk identifier header.
*
* id - 4 Byte chunk id.
* size - Size of chunk.
*/
typedef struct _ChunkHeader {
unsigned long id;
unsigned long size;
} ChunkHeader;
/* ZAPHeader: ZAP audio compression header. NOTE: If the uncompressed size
* and the compressed size are equal then the audio frame is RAW
* (NOT COMPRESSED).
*
* UnCompSize - Uncompressed size in bytes.
* CompSize - Compressed size in bytes.
*/
typedef struct _ZAPHeader {
unsigned short UnCompSize;
unsigned short CompSize;
} ZAPHeader;
/* VQACBNode: A circular list of codebook buffers, used by the load task.
* If the data is compressed, it is loaded into the end of the
* buffer and the compression flags is set. Otherwise the data
* is loaded into the start of the buffer.
* (Make sure this structure's size is always DWORD aligned.)
*
* Buffer - Pointer to Codebook data.
* Next - Pointer to next VQACBNode in the codebook list.
* Flags - Used by the drawer to tell if certain operations have been
* performed on this codebook, such as downloading to VRAM,
* or pre-scaling it. This field is cleared by the Loader when a
* new codebook is loaded.
* CBOffset - Offset into the buffer of the compressed data.
*/
typedef struct _VQACBNode {
unsigned char *Buffer;
struct _VQACBNode *Next;
unsigned long Flags;
unsigned long CBOffset;
} VQACBNode;
/* VQACBNode flags */
#define VQACBB_DOWNLOADED 0 /* Download codebook to VRAM (XMODE VRAM) */
#define VQACBB_CBCOMP 1 /* Codebook is compressed */
#define VQACBF_DOWNLOADED (1<<VQACBB_DOWNLOADED)
#define VQACBF_CBCOMP (1<<VQACBB_CBCOMP)
/* VQAFrameNode: A circular list of frame buffers, filled in by the load
* task. If the data is compressed, it is loaded into the end
* of the buffer and the compress flag is set. Otherwise, it's
* loaded into the start of the buffer.
* (Make sure this structure's size is always DWORD aligned.)
*
* Pointers - Pointer to the vector pointer data.
* Codebook - Pointer to VQACBNode list entry for this frame.
* Palette - Pointer to an array of palette colors (R,G,B).
* Next - Pointer to the next entry in the Frame Buffer List.
* Flags - Inter-process communication flags for this frame (see below)
* set by Loader, cleared by Flipper.
* FrameNum - Number of this frame in the animation.
* PtrOffset - Offset into buffer of the compressed vector pointer data.
* PalOffset - Offset into buffer of the compressed palette data.
* PaletteSize - Size of the palette for this frame (in bytes).
*/
typedef struct _VQAFrameNode {
unsigned char *Pointers;
VQACBNode *Codebook;
unsigned char *Palette;
struct _VQAFrameNode *Next;
unsigned long Flags;
long FrameNum;
long PtrOffset;
long PalOffset;
long PaletteSize;
} VQAFrameNode;
/* FrameNode flags */
#define VQAFRMB_LOADED 0 /* Frame loaded */
#define VQAFRMB_KEY 1 /* Key Frame (must be drawn) */
#define VQAFRMB_PALETTE 2 /* Palette needs set */
#define VQAFRMB_PALCOMP 3 /* Palette is compressed */
#define VQAFRMB_PTRCOMP 4 /* Vector pointer data is compressed */
#define VQAFRMF_LOADED (1<<VQAFRMB_LOADED)
#define VQAFRMF_KEY (1<<VQAFRMB_KEY)
#define VQAFRMF_PALETTE (1<<VQAFRMB_PALETTE)
#define VQAFRMF_PALCOMP (1<<VQAFRMB_PALCOMP)
#define VQAFRMF_PTRCOMP (1<<VQAFRMB_PTRCOMP)
/* VQALoader: Data needed exclusively by the Loader.
* (Make sure this structure's size is always DWORD aligned.)
*
* CurCB - Pointer to the current codebook node to load data into.
* FullCB - Pointer to the last fully-loaded codebook node.
* CurFrame - Pointer to the current frame node to load data into.
* NumPartialCB - Number of partial codebooks accumulated.
* PartialCBSize - Size of partial codebook (LCW'd or not), in bytes
* CurFrameNum - The number of the frame being loaded by the Loader.
* LastCBFrame - Last frame in the animation that contains a partial CB
* LastFrameNum - Number of the last loaded frame
* WaitsOnDrawer - Number of wait states Loader hits waiting on the Drawer
* WaitsOnAudio - Number of wait states Loader hits waiting on HMI
* FrameSize - Size of the last frame in bytes.
* MaxFrameSize - Size of the largest frame in the animation.
* CurChunkHdr - Chunk header of the chunk currently being processed.
*/
typedef struct _VQALoader {
VQACBNode *CurCB;
VQACBNode *FullCB;
VQAFrameNode *CurFrame;
long NumPartialCB;
long PartialCBSize;
long CurFrameNum;
long LastCBFrame;
long LastFrameNum;
long WaitsOnDrawer;
long WaitsOnAudio;
long FrameSize;
long MaxFrameSize;
ChunkHeader CurChunkHdr;
} VQALoader;
/* VQADrawer: Data needed exclusively by the Drawer.
* (Make sure this structure's size is always DWORD aligned.)
*
* CurFrame - Pointer to the current frame to draw.
* Flags - Flags for the draw routines (IE: VQADRWF_SETPAL)
* Display - Pointer to DisplayInfo structure for active video mode.
* ImageBuf - Buffer to un-vq into, must be DWORD aligned.
* ImageWidth - Width of Image buffer (in pixels).
* ImageHeight - Height of Image buffer (in pixels).
* X1,Y1,X2,Y2 - Coordinates of image corners (in pixels).
* ScreenOffset - Offset into screen memory, for centering small images.
* CurPalSize - Size of the current palette in bytes.
* Palette_24 - Copy of the last-loaded palette
* Palette_15 - 15-bit version of Palette_24, for 32K-color modes
* BlocksPerRow - # of VQ blocks per row for this resolution/block width.
* NumRows - # of rows of VQ blocks for this resolution/block height.
* NumBlocks - Total number of blocks in the image.
* MaskStart - Pointer index of start of mask rectangle.
* MaskWidth - Width of mask rectangle, in blocks.
* MaskHeight - Height of mask rectangle, in blocks.
* LastTime - The time when that last frame was drawn.
* LastFrame - The number of the last frame selected.
* LastFrameNum - Number of the last frame drawn.
* DesiredFrame - The number of the frame that should be drawn.
* NumSkipped - Number of frames skipped.
* WaitsOnFlipper - Number of wait states Drawer hits waiting on the Flipper.
* WaitsOnLoader - Number of wait states Drawer hits waiting on the Loader.
*/
typedef struct _VQADrawer {
VQAFrameNode *CurFrame;
unsigned long Flags;
DisplayInfo *Display;
unsigned char *ImageBuf;
long ImageWidth;
long ImageHeight;
long X1,Y1,X2,Y2;
long ScreenOffset;
long CurPalSize;
unsigned char Palette_24[768];
unsigned char Palette_15[512];
long BlocksPerRow;
long NumRows;
long NumBlocks;
long MaskStart;
long MaskWidth;
long MaskHeight;
long LastTime;
long LastFrame;
long LastFrameNum;
long DesiredFrame;
long NumSkipped;
long WaitsOnFlipper;
long WaitsOnLoader;
} VQADrawer;
/* Drawer flags */
#define VQADRWB_SETPAL 0 /* Set palette */
#define VQADRWF_SETPAL (1<<VQADRWB_SETPAL)
/* VQAFlipper: Data needed exclusively by the page-flipper.
* (Make sure this structure's size is always DWORD aligned.)
*
* CurFrame - Pointer to current flipper frame.
* LastFrameNum - Number of last flipped frame
* pad - DWORD alignment padding.
*/
typedef struct _VQAFlipper {
VQAFrameNode *CurFrame;
long LastFrameNum;
} VQAFlipper;
#if(VQAAUDIO_ON)
#ifdef __WATCOMC__
#pragma pack(4);
#endif
/* VQAAudio: Data needed exclusively by audio playback.
* (Make sure this structure's size is always DWORD aligned.)
*
* Buffer - Pointer to the audio buffer.
* AudBufPos - Current audio buffer position, for copying data in buffer.
* IsLoaded - Inter-process communication flag:
* 0 = is loadable, 1 = is not. Loader sets it when it
* loads, audio callback clears it when it plays one.
* NumAudBlocks - Number of HMI blocks in the audio buffer.
* CurBlock - Current audio block
* NextBlock - Next audio block
* TempBuf - Pointer to temp buffer for loading/decompressing audio
* data.
* TempBufLen - Number of bytes loaded into temp buffer.
* TempBufSize - Size of temp buffer in bytes.
* Flags - Various audio flags. (See below)
* PlayPosition - HMI's current buffer position.
* SamplesPlayed - Total samples played.
* NumSkipped - Count of buffers missed.
* SampleRate - Recorded sampling rate of the track.
* Channels - Number of channels in the track.
* BitsPerSample - Bit resolution size of sample (8,16)
* BytesPerSec - Recorded data transfer for one second.
* ADPCM_Info - ADPCM decompression information structure.
* DigiHandle - HMI digital device handle.
* SampleHandle - HMI sample handle.
* DigiTimer - HMI digital fill handler timer handle.
* sSOSSampleData - HMI sample structure.
* DigiCaps - HMI sound card digital capabilities.
* DigiHardware - HMI sound card digital hardware settings.
* sSOSInitDriver - HMI driver initialization structure.
* TimerHandle - Handle to Windows multi-media timer
* SoundTimerHandle- Handle to extra Windows mm timer req. for direct sound
* SecondaryBufferPtr - Pointer to out direct sound secondary buffer
* DSBuffFormat - WAVEFORMATEX structure for direct sound
* BufferDesc - Description structure for setting up direct sound buffers
* SecondaryBufferSize - length in bytes of our secondary sound buffer
* EndLastAudioChunk - Offset into secondary buffer of the end of the last chunk of audio copied in
* ChunksMovedToAudioBuffer - Total number of HMIBufSize chunks moved into the secondary buffer
* LastChunkPosition - Offset position of last chunk copied to secondary buffer
* CreatedSoundObject - True if we had to create our own direct sound object
* CreatedSoundBuffer - True if we had to create out own direct sound primary buffer
*/
typedef struct _VQAAudio {
unsigned char *Buffer;
unsigned long AudBufPos;
short *IsLoaded;
unsigned long NumAudBlocks;
unsigned long CurBlock;
unsigned long NextBlock;
unsigned char *TempBuf;
unsigned long TempBufLen;
unsigned long TempBufSize;
unsigned long Flags;
unsigned long PlayPosition;
unsigned long SamplesPlayed;
unsigned long NumSkipped;
unsigned short SampleRate;
unsigned char Channels;
unsigned char BitsPerSample;
unsigned long BytesPerSec;
_SOS_COMPRESS_INFO ADPCM_Info;
#if (!VQADIRECT_SOUND)
WORD DigiHandle;
WORD SampleHandle;
WORD DigiTimer;
_SOS_START_SAMPLE sSOSSampleData;
_SOS_CAPABILITIES DigiCaps;
_SOS_HARDWARE DigiHardware;
_SOS_INIT_DRIVER sSOSInitDriver;
#else
unsigned TimerHandle;
unsigned SoundTimerHandle;
LPDIRECTSOUNDBUFFER SecondaryBufferPtr;
WAVEFORMATEX DsBuffFormat;
DSBUFFERDESC BufferDesc;
unsigned SecondaryBufferSize;
unsigned EndLastAudioChunk;
unsigned ChunksMovedToAudioBuffer;
unsigned LastChunkPosition;
BOOL CreatedSoundObject;
BOOL CreatedSoundBuffer;
#endif
} VQAAudio;
/* Audio flags. */
#define VQAAUDB_DIGIINIT 0 /* HMI digital driver initialized (2 bits) */
#define VQAAUDB_TIMERINIT 2 /* HMI timer system initialized (2 bits) */
#define VQAAUDB_HMITIMER 4 /* HMI timer callback initialized (2 bits) */
#define VQAAUDB_ISPLAYING 6 /* Audio playing flag. */
#define VQAAUDB_MEMLOCKED 30 /* Audio memory page locked. */
#define VQAAUDB_MODLOCKED 31 /* Audio module page locked. */
#define VQAAUDF_DIGIINIT (3<<VQAAUDB_DIGIINIT)
#define VQAAUDF_TIMERINIT (3<<VQAAUDB_TIMERINIT)
#define VQAAUDF_HMITIMER (3<<VQAAUDB_HMITIMER)
#define VQAAUDF_ISPLAYING (1<<VQAAUDB_ISPLAYING)
#define VQAAUDF_MEMLOCKED (1<<VQAAUDB_MEMLOCKED)
#define VQAAUDF_MODLOCKED (1<<VQAAUDB_MODLOCKED)
/* HMI device initialization conditions. (DIGIINIT, TIMERINIT, HMITIMER) */
#define HMI_UNINIT 0 /* Unitialize state. */
#define HMI_VQAINIT 1 /* VQA initialized */
#define HMI_APPINIT 2 /* Application initialized */
#ifdef __WATCOMC__
#pragma pack(1);
#endif
#endif /* VQAAUDIO_ON */
/* VQAData: This stucture contains all the data used for playing a VQA.
*
* Draw_Frame - Pointer to the draw-frame routine for this video mode.
* Page_Flip - Pointer to the page flip function for this video mode.
* UnVQ - Pointer to the UnVQ routine for this vid mode & blk size.
* FrameData - Frame buffer circular list head.
* CBData - Codebook circular list head.
* Audio - Audio buffer
* Loader - Loader's data
* Drawer - Drawer's data
* Flipper - Flipper's data
* Flags - Flags used by the player.
* Foff - Pointer to frame offset table.
* VBIBit - Vertical blank bit polarity.
* Max_CB_Size - Maximum size of an uncompressed codebook
* Max_Pal_Size - Maximum size of an uncompressed palette
* Max_Ptr_Size - Maximum size of uncompressed pointer data
* LoadedFrames - Number of frames loaded
* DrawnFrames - Number of frames drawn
* StartTime - Start time in VQA time ticks
* EndTime - Stop time in VQA time ticks
* MemUsed - Number of bytes allocated by VQA_AllocBuffers
*/
typedef struct _VQAData {
long (*Draw_Frame)(VQAHandle *vqa);
long (*Page_Flip)(VQAHandle *vqa);
#ifndef PHARLAP_TNT
void __cdecl (*UnVQ)(unsigned char *codebook, unsigned char *pointers,
unsigned char *buffer, unsigned long blocksperrow,
unsigned long numrows, unsigned long bufwidth);
#else
void __cdecl (*UnVQ)(unsigned char *codebook, unsigned char *pointers,
FARPTR buffer, unsigned long blocksperrow, unsigned long numrows,
unsigned long bufwidth);
#endif
VQAFrameNode *FrameData;
VQACBNode *CBData;
#if(VQAAUDIO_ON)
VQAAudio Audio;
#endif
VQALoader Loader;
VQADrawer Drawer;
VQAFlipper Flipper;
unsigned long Flags;
long *Foff;
long VBIBit;
long Max_CB_Size;
long Max_Pal_Size;
long Max_Ptr_Size;
long LoadedFrames;
long DrawnFrames;
long StartTime;
long EndTime;
long MemUsed;
} VQAData;
/* VQAData flags */
#define VQADATB_UPDATE 0 /* Update the display. */
#define VQADATB_DSLEEP 1 /* Drawer sleep state. */
#define VQADATB_LSLEEP 2 /* Loader sleep state. */
#define VQADATB_DDONE 3 /* Drawer done flag. (0 = done) */
#define VQADATB_LDONE 4 /* Loader done flag. (0 = done) */
#define VQADATB_PRIMED 5 /* Buffers are primed. */
#define VQADATB_PAUSED 6 /* The player is paused. */
#define VQADATF_UPDATE (1<<VQADATB_UPDATE)
#define VQADATF_DSLEEP (1<<VQADATB_DSLEEP)
#define VQADATF_LSLEEP (1<<VQADATB_LSLEEP)
#define VQADATF_DDONE (1<<VQADATB_DDONE)
#define VQADATF_LDONE (1<<VQADATB_LDONE)
#define VQADATF_PRIMED (1<<VQADATB_PRIMED)
#define VQADATF_PAUSED (1<<VQADATB_PAUSED)
/* VQAHandleP: Private VQA file handle. Must be obtained by calling
* VQA_Alloc() and freed through VQA_Free(). This is the only
* legal way to obtain and dispose of a VQAHandle.
*
* VQAio - Something meaningful to the IO manager. (See DOCS)
* IOHandler - IO handler callback.
* VQABuf - Pointer to internal data buffers.
* Config - Configuration structure.
* Header - VQA header structure.
* vocfh - Override audiotrack file handle.
*/
typedef struct _VQAHandleP {
unsigned long VQAio;
long (*IOHandler)(VQAHandle *vqa, long action, void *buffer,
long nbytes);
VQAData *VQABuf;
VQAConfig Config;
VQAHeader Header;
long vocfh;
CaptionInfo *Caption;
CaptionInfo *EVA;
} VQAHandleP;
/*---------------------------------------------------------------------------
* FUNCTION PROTOTYPES
*-------------------------------------------------------------------------*/
/* Loader/Drawer system. */
long VQA_LoadFrame(VQAHandle *vqa);
void VQA_Configure_Drawer(VQAHandleP *vqap);
long User_Update(VQAHandle *vqa);
/* Timer system. */
long VQA_StartTimerInt(VQAHandleP *vqap, long init);
void VQA_StopTimerInt(VQAHandleP *vqap);
void VQA_SetTimer(VQAHandleP *vqap, long time, long method);
unsigned long VQA_GetTime(VQAHandleP *vqap);
long VQA_TimerMethod(void);
/* Audio system. */
#if(VQAAUDIO_ON)
long VQA_OpenAudio(VQAHandleP *vqap , HWND window);
void VQA_CloseAudio(VQAHandleP *vqap);
long VQA_StartAudio(VQAHandleP *vqap);
void VQA_StopAudio(VQAHandleP *vqap);
long CopyAudio(VQAHandleP *vqap);
#endif
/* Debugging system. */
void VQA_InitMono(VQAHandleP *vqap);
void VQA_UpdateMono(VQAHandleP *vqap);
#endif /* VQAPLAYP_H */
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