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Removed fixed size array to store specific data (now using 

mci(Set|Get)DriverData to store specific data).
Fixed mmio chunk lookup on odd size 'fmt ' chunks.
This commit is contained in:
Eric Pouech 1999-07-15 14:36:15 +00:00 committed by Alexandre Julliard
parent 5be17f7bbf
commit 3bfbf3cc39
1 changed files with 21 additions and 43 deletions
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64
multimedia/mciwave.c
View File

@ -14,23 +14,14 @@
#define DEBUG_MCIWAVE
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include "winuser.h"
#include "driver.h"
#include "multimedia.h"
#include "mmsystem.h"
#include "heap.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(mciwave)
#define MAX_MCIWAVEDRV (1)
typedef struct {
UINT16 wDevID;
UINT16 wWavID;
@ -51,45 +42,27 @@ typedef struct {
DWORD dwPosition; /* position in bytes in chunk for playing */
} WINE_MCIWAVE;
static WINE_MCIWAVE MCIWaveDev[MAX_MCIWAVEDRV];
/*======================================================================*
* MCI WAVE implemantation *
*======================================================================*/
static DWORD WAVE_mciResume(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms);
/**************************************************************************
* MCIWAVE_drvGetDrv [internal]
*/
static WINE_MCIWAVE* WAVE_drvGetDrv(UINT16 wDevID)
{
int i;
for (i = 0; i < MAX_MCIWAVEDRV; i++) {
if (MCIWaveDev[i].wDevID == wDevID) {
return &MCIWaveDev[i];
}
}
return 0;
}
/**************************************************************************
* MCIWAVE_drvOpen [internal]
*/
static DWORD WAVE_drvOpen(LPSTR str, LPMCI_OPEN_DRIVER_PARMSA modp)
{
int i;
WINE_MCIWAVE* wmw = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MCIWAVE));
for (i = 0; i < MAX_MCIWAVEDRV; i++) {
if (MCIWaveDev[i].wDevID == 0) {
MCIWaveDev[i].wDevID = modp->wDeviceID;
modp->wCustomCommandTable = -1;
modp->wType = MCI_DEVTYPE_WAVEFORM_AUDIO;
return modp->wDeviceID;
}
}
return 0;
if (!wmw)
return 0;
wmw->wDevID = modp->wDeviceID;
mciSetDriverData(wmw->wDevID, (DWORD)wmw);
modp->wCustomCommandTable = -1;
modp->wType = MCI_DEVTYPE_WAVEFORM_AUDIO;
return modp->wDeviceID;
}
/**************************************************************************
@ -97,10 +70,11 @@ static DWORD WAVE_drvOpen(LPSTR str, LPMCI_OPEN_DRIVER_PARMSA modp)
*/
static DWORD WAVE_drvClose(DWORD dwDevID)
{
WINE_MCIWAVE* wmcda = WAVE_drvGetDrv(dwDevID);
WINE_MCIWAVE* wmw = (WINE_MCIWAVE*)mciGetDriverData(dwDevID);
if (wmcda) {
wmcda->wDevID = 0;
if (wmw) {
HeapFree(GetProcessHeap(), 0, wmw);
mciSetDriverData(dwDevID, 0);
return 1;
}
return 0;
@ -111,7 +85,7 @@ static DWORD WAVE_drvClose(DWORD dwDevID)
*/
static WINE_MCIWAVE* WAVE_mciGetOpenDev(UINT16 wDevID)
{
WINE_MCIWAVE* wmw = WAVE_drvGetDrv(wDevID);
WINE_MCIWAVE* wmw = (WINE_MCIWAVE*)mciGetDriverData(wDevID);
if (wmw == NULL || wmw->nUseCount == 0) {
WARN("Invalid wDevID=%u\n", wDevID);
@ -181,9 +155,13 @@ static DWORD WAVE_mciReadFmt(WINE_MCIWAVE* wmw, MMCKINFO* pckMainRIFF)
TRACE("nAvgBytesPerSec=%ld\n", wmw->WaveFormat.wf.nAvgBytesPerSec);
TRACE("nBlockAlign=%d \n", wmw->WaveFormat.wf.nBlockAlign);
TRACE("wBitsPerSample=%u !\n", wmw->WaveFormat.wBitsPerSample);
mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
if (mmioDescend(wmw->hFile, &mmckInfo, pckMainRIFF, MMIO_FINDCHUNK) != 0)
mmioSeek(wmw->hFile, mmckInfo.dwDataOffset + ((mmckInfo.cksize + 1) & ~1), SEEK_SET);
if (mmioDescend(wmw->hFile, &mmckInfo, pckMainRIFF, MMIO_FINDCHUNK) != 0) {
TRACE("can't find data chunk\n");
return MCIERR_INVALID_FILE;
}
TRACE("Chunk Found ckid=%.4s fccType=%.4s cksize=%08lX \n",
(LPSTR)&mmckInfo.ckid, (LPSTR)&mmckInfo.fccType, mmckInfo.cksize);
TRACE("nChannels=%d nSamplesPerSec=%ld\n",
@ -200,7 +178,7 @@ static DWORD WAVE_mciOpen(UINT16 wDevID, DWORD dwFlags, LPMCI_WAVE_OPEN_PARMSA l
{
DWORD dwRet = 0;
DWORD dwDeviceID;
WINE_MCIWAVE* wmw = WAVE_drvGetDrv(wDevID);
WINE_MCIWAVE* wmw = (WINE_MCIWAVE*)mciGetDriverData(wDevID);
TRACE("(%04X, %08lX, %p)\n", wDevID, dwFlags, lpOpenParms);
if (lpOpenParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
@ -237,7 +215,7 @@ static DWORD WAVE_mciOpen(UINT16 wDevID, DWORD dwFlags, LPMCI_WAVE_OPEN_PARMSA l
TRACE("MCI_OPEN_ELEMENT '%s' !\n", lpstrElementName);
if (lpstrElementName && (strlen(lpstrElementName) > 0)) {
wmw->hFile = mmioOpenA((LPSTR)lpstrElementName, NULL,
MMIO_ALLOCBUF | MMIO_READWRITE | MMIO_DENYWRITE);
MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
if (wmw->hFile == 0) {
WARN("can't find file='%s' !\n", lpstrElementName);
dwRet = MCIERR_FILE_NOT_FOUND;