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aaprops.c
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1997-10-05
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901 lines
//==========================================================================;
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
// PURPOSE.
//
// Copyright (C) 1992 - 1997 Microsoft Corporation. All Rights Reserved.
//--------------------------------------------------------------------------;
//
// aaprops.c
//
// Description:
// Get and display information on a .wav file and its format.
//
//
//==========================================================================;
#include <windows.h>
#include <windowsx.h>
#include <mmsystem.h>
#include <memory.h>
#include <mmreg.h>
#include <msacm.h>
#include "muldiv32.h"
#include "appport.h"
#include "acmapp.h"
#include "debug.h"
//==========================================================================;
//
//
//
//
//==========================================================================;
//--------------------------------------------------------------------------;
//
// BOOL AcmAppGetErrorString
//
// Description:
//
//
// Arguments:
// MMRESULT mmr:
//
// PTSTR psz:
//
// Return (BOOL):
//
//
//--------------------------------------------------------------------------;
BOOL FNGLOBAL AcmAppGetErrorString
(
MMRESULT mmr,
LPTSTR pszError
)
{
PTSTR psz;
switch (mmr)
{
case MMSYSERR_NOERROR:
psz = TEXT("MMSYSERR_NOERROR");
break;
case MMSYSERR_ERROR:
psz = TEXT("MMSYSERR_ERROR");
break;
case MMSYSERR_BADDEVICEID:
psz = TEXT("MMSYSERR_BADDEVICEID");
break;
case MMSYSERR_NOTENABLED:
psz = TEXT("MMSYSERR_NOTENABLED");
break;
case MMSYSERR_ALLOCATED:
psz = TEXT("MMSYSERR_ALLOCATED");
break;
case MMSYSERR_INVALHANDLE:
psz = TEXT("MMSYSERR_INVALHANDLE");
break;
case MMSYSERR_NODRIVER:
psz = TEXT("MMSYSERR_NODRIVER");
break;
case MMSYSERR_NOMEM:
psz = TEXT("MMSYSERR_NOMEM");
break;
case MMSYSERR_NOTSUPPORTED:
psz = TEXT("MMSYSERR_NOTSUPPORTED");
break;
case MMSYSERR_BADERRNUM:
psz = TEXT("MMSYSERR_BADERRNUM");
break;
case MMSYSERR_INVALFLAG:
psz = TEXT("MMSYSERR_INVALFLAG");
break;
case MMSYSERR_INVALPARAM:
psz = TEXT("MMSYSERR_INVALPARAM");
break;
case WAVERR_BADFORMAT:
psz = TEXT("WAVERR_BADFORMAT");
break;
case WAVERR_STILLPLAYING:
psz = TEXT("WAVERR_STILLPLAYING");
break;
case WAVERR_UNPREPARED:
psz = TEXT("WAVERR_UNPREPARED");
break;
case WAVERR_SYNC:
psz = TEXT("WAVERR_SYNC");
break;
case ACMERR_NOTPOSSIBLE:
psz = TEXT("ACMERR_NOTPOSSIBLE");
break;
case ACMERR_BUSY:
psz = TEXT("ACMERR_BUSY");
break;
case ACMERR_UNPREPARED:
psz = TEXT("ACMERR_UNPREPARED");
break;
case ACMERR_CANCELED:
psz = TEXT("ACMERR_CANCELED");
break;
default:
lstrcpy(pszError, TEXT("(unknown)"));
return (FALSE);
}
lstrcpy(pszError, psz);
return (TRUE);
} // AcmAppGetErrorString()
//--------------------------------------------------------------------------;
//
// BOOL AcmAppGetFormatDescription
//
// Description:
//
//
// Arguments:
// LPWAVEFORMATEX pwfx:
//
// LPSTR pszFormatTag:
//
// LPSTR pszFormat:
//
// Return (BOOL):
//
//
//--------------------------------------------------------------------------;
TCHAR gszIntl[] = TEXT("Intl");
TCHAR gszIntlList[] = TEXT("sList");
TCHAR gszIntlDecimal[] = TEXT("sDecimal");
TCHAR gchIntlList = ',';
TCHAR gchIntlDecimal = '.';
BOOL FNGLOBAL AcmAppGetFormatDescription
(
LPWAVEFORMATEX pwfx,
LPTSTR pszFormatTag,
LPTSTR pszFormat
)
{
MMRESULT mmr;
BOOL f;
f = TRUE;
//
// get the name for the format tag of the specified format
//
if (NULL != pszFormatTag)
{
ACMFORMATTAGDETAILS aftd;
//
// initialize all unused members of the ACMFORMATTAGDETAILS
// structure to zero
//
memset(&aftd, 0, sizeof(aftd));
//
// fill in the required members of the ACMFORMATTAGDETAILS
// structure for the ACM_FORMATTAGDETAILSF_FORMATTAG query
//
aftd.cbStruct = sizeof(aftd);
aftd.dwFormatTag = pwfx->wFormatTag;
//
// ask the ACM to find the first available driver that
// supports the specified format tag
//
mmr = acmFormatTagDetails(NULL,
&aftd,
ACM_FORMATTAGDETAILSF_FORMATTAG);
if (MMSYSERR_NOERROR == mmr)
{
//
// copy the format tag name into the caller's buffer
//
lstrcpy(pszFormatTag, aftd.szFormatTag);
}
else
{
PTSTR psz;
//
// no ACM driver is available that supports the
// specified format tag
//
f = FALSE;
psz = NULL;
//
// the following stuff if proof that the world does NOT need
// yet another ADPCM algorithm!!
//
switch (pwfx->wFormatTag)
{
case WAVE_FORMAT_UNKNOWN:
psz = TEXT("** RESERVED INVALID TAG **");
break;
case WAVE_FORMAT_PCM:
psz = TEXT("PCM");
break;
case WAVE_FORMAT_ADPCM:
psz = TEXT("Microsoft ADPCM");
break;
case 0x0003:
psz = TEXT("MV's *UNREGISTERED* ADPCM");
break;
case WAVE_FORMAT_IBM_CVSD:
psz = TEXT("IBM CVSD");
break;
case WAVE_FORMAT_ALAW:
psz = TEXT("A-Law");
break;
case WAVE_FORMAT_MULAW:
psz = TEXT("u-Law");
break;
case WAVE_FORMAT_OKI_ADPCM:
psz = TEXT("OKI ADPCM");
break;
case WAVE_FORMAT_IMA_ADPCM:
psz = TEXT("IMA/DVI ADPCM");
break;
case WAVE_FORMAT_DIGISTD:
psz = TEXT("DIGI STD");
break;
case WAVE_FORMAT_DIGIFIX:
psz = TEXT("DIGI FIX");
break;
case WAVE_FORMAT_YAMAHA_ADPCM:
psz = TEXT("Yamaha ADPCM");
break;
case WAVE_FORMAT_SONARC:
psz = TEXT("Sonarc");
break;
case WAVE_FORMAT_DSPGROUP_TRUESPEECH:
psz = TEXT("DSP Group TrueSpeech");
break;
case WAVE_FORMAT_ECHOSC1:
psz = TEXT("Echo SC1");
break;
case WAVE_FORMAT_AUDIOFILE_AF36:
psz = TEXT("Audiofile AF36");
break;
case WAVE_FORMAT_CREATIVE_ADPCM:
psz = TEXT("Creative Labs ADPCM");
break;
case WAVE_FORMAT_APTX:
psz = TEXT("APTX");
break;
case WAVE_FORMAT_AUDIOFILE_AF10:
psz = TEXT("Audiofile AF10");
break;
case WAVE_FORMAT_DOLBY_AC2:
psz = TEXT("Dolby AC2");
break;
case WAVE_FORMAT_MEDIASPACE_ADPCM:
psz = TEXT("Media Space ADPCM");
break;
case WAVE_FORMAT_SIERRA_ADPCM:
psz = TEXT("Sierra ADPCM");
break;
case WAVE_FORMAT_G723_ADPCM:
psz = TEXT("CCITT G.723 ADPCM");
break;
case WAVE_FORMAT_GSM610:
psz = TEXT("GSM 6.10");
break;
case WAVE_FORMAT_G721_ADPCM:
psz = TEXT("CCITT G.721 ADPCM");
break;
case WAVE_FORMAT_DEVELOPMENT:
psz = TEXT("** RESERVED DEVELOPMENT ONLY TAG **");
break;
default:
wsprintf(pszFormatTag, TEXT("[%u] (unknown)"), pwfx->wFormatTag);
break;
}
if (NULL != psz)
{
lstrcpy(pszFormatTag, psz);
}
}
}
//
// get the description of the attributes for the specified
// format
//
if (NULL != pszFormat)
{
ACMFORMATDETAILS afd;
//
// initialize all unused members of the ACMFORMATDETAILS
// structure to zero
//
memset(&afd, 0, sizeof(afd));
//
// fill in the required members of the ACMFORMATDETAILS
// structure for the ACM_FORMATDETAILSF_FORMAT query
//
afd.cbStruct = sizeof(afd);
afd.dwFormatTag = pwfx->wFormatTag;
afd.pwfx = pwfx;
//
// the cbwfx member must be initialized to the total size
// in bytes needed for the specified format. for a PCM
// format, the cbSize member of the WAVEFORMATEX structure
// is not valid.
//
if (WAVE_FORMAT_PCM == pwfx->wFormatTag)
{
afd.cbwfx = sizeof(PCMWAVEFORMAT);
}
else
{
afd.cbwfx = sizeof(WAVEFORMATEX) + pwfx->cbSize;
}
//
// ask the ACM to find the first available driver that
// supports the specified format
//
mmr = acmFormatDetails(NULL, &afd, ACM_FORMATDETAILSF_FORMAT);
if (MMSYSERR_NOERROR == mmr)
{
//
// copy the format attributes description into the caller's
// buffer
//
lstrcpy(pszFormat, afd.szFormat);
}
else
{
TCHAR ach[2];
TCHAR szChannels[24];
UINT cBits;
//
// no ACM driver is available that supports the
// specified format
//
f = FALSE;
//
//
//
ach[0] = gchIntlList;
ach[1] = '\0';
GetProfileString(gszIntl, gszIntlList, ach, ach, sizeof(ach));
gchIntlList = ach[0];
ach[0] = gchIntlDecimal;
ach[1] = '\0';
GetProfileString(gszIntl, gszIntlDecimal, ach, ach, sizeof(ach));
gchIntlDecimal = ach[0];
//
// compute the bit depth--this _should_ be the same as
// wBitsPerSample, but isn't always...
//
cBits = (UINT)(pwfx->nAvgBytesPerSec * 8 /
pwfx->nSamplesPerSec /
pwfx->nChannels);
if ((1 == pwfx->nChannels) || (2 == pwfx->nChannels))
{
if (1 == pwfx->nChannels)
lstrcpy(szChannels, TEXT("Mono"));
else
lstrcpy(szChannels, TEXT("Stereo"));
wsprintf(pszFormat, TEXT("%lu%c%.03u kHz%c %u Bit%c %s"),
pwfx->nSamplesPerSec / 1000,
gchIntlDecimal,
(UINT)(pwfx->nSamplesPerSec % 1000),
gchIntlList,
cBits,
gchIntlList,
(LPTSTR)szChannels);
}
else
{
wsprintf(pszFormat, TEXT("%lu%c%.03u kHz%c %u Bit%c %u Channels"),
pwfx->nSamplesPerSec / 1000,
gchIntlDecimal,
(UINT)(pwfx->nSamplesPerSec % 1000),
gchIntlList,
cBits,
gchIntlList,
pwfx->nChannels);
}
}
}
//
//
//
return (f);
} // AcmAppGetFormatDescription()
//--------------------------------------------------------------------------;
//
// BOOL AcmAppGetFilterDescription
//
// Description:
//
//
// Arguments:
// LPWAVEFILTER pwfltr:
//
// LPSTR pszFilterTag:
//
// LPSTR pszFilter:
//
// Return (BOOL):
//
//
//--------------------------------------------------------------------------;
BOOL FNGLOBAL AcmAppGetFilterDescription
(
LPWAVEFILTER pwfltr,
LPTSTR pszFilterTag,
LPTSTR pszFilter
)
{
MMRESULT mmr;
BOOL f;
f = TRUE;
//
// get the name for the filter tag of the specified filter
//
if (NULL != pszFilterTag)
{
ACMFILTERTAGDETAILS aftd;
//
// initialize all unused members of the ACMFILTERTAGDETAILS
// structure to zero
//
memset(&aftd, 0, sizeof(aftd));
//
// fill in the required members of the ACMFILTERTAGDETAILS
// structure for the ACM_FILTERTAGDETAILSF_FILTERTAG query
//
aftd.cbStruct = sizeof(aftd);
aftd.dwFilterTag = pwfltr->dwFilterTag;
//
// ask the ACM to find the first available driver that
// supports the specified filter tag
//
mmr = acmFilterTagDetails(NULL,
&aftd,
ACM_FILTERTAGDETAILSF_FILTERTAG);
if (MMSYSERR_NOERROR == mmr)
{
//
// copy the filter tag name into the caller's buffer
//
lstrcpy(pszFilterTag, aftd.szFilterTag);
}
else
{
PTSTR psz;
psz = NULL;
f = FALSE;
//
// no ACM driver is available that supports the
// specified filter tag
//
switch (pwfltr->dwFilterTag)
{
case WAVE_FILTER_UNKNOWN:
psz = TEXT("** RESERVED INVALID TAG **");
break;
case WAVE_FILTER_VOLUME:
psz = TEXT("Microsoft Volume Filter");
break;
case WAVE_FILTER_ECHO:
psz = TEXT("Microsoft Echo Filter");
break;
case WAVE_FILTER_DEVELOPMENT:
psz = TEXT("** RESERVED DEVELOPMENT ONLY TAG **");
break;
default:
wsprintf(pszFilterTag, TEXT("[%lu] (unknown)"),pwfltr->dwFilterTag);
break;
}
if (NULL != psz)
{
lstrcpy(pszFilterTag, psz);
}
}
}
//
// get the description of the attributes for the specified
// filter
//
if (NULL != pszFilter)
{
ACMFILTERDETAILS afd;
//
// initialize all unused members of the ACMFILTERDETAILS
// structure to zero
//
memset(&afd, 0, sizeof(afd));
//
// fill in the required members of the ACMFILTERDETAILS
// structure for the ACM_FILTERDETAILSF_FILTER query
//
afd.cbStruct = sizeof(afd);
afd.dwFilterTag = pwfltr->dwFilterTag;
afd.pwfltr = pwfltr;
afd.cbwfltr = pwfltr->cbStruct;
//
// ask the ACM to find the first available driver that
// supports the specified filter
//
mmr = acmFilterDetails(NULL, &afd, ACM_FILTERDETAILSF_FILTER);
if (MMSYSERR_NOERROR == mmr)
{
//
// copy the filter attributes description into the caller's
// buffer
//
lstrcpy(pszFilter, afd.szFilter);
}
else
{
//
// no ACM driver is available that supports the
// specified filter
//
f = FALSE;
wsprintf(pszFilter, TEXT("Unknown Filter %lu, %.08lXh"),
pwfltr->dwFilterTag, pwfltr->fdwFilter);
}
}
//
//
//
return (f);
} // AcmAppGetFilterDescription()
//--------------------------------------------------------------------------;
//
// BOOL AcmAppDumpExtraHeaderData
//
// Description:
//
//
// Arguments:
// HWND hedit:
//
// LPWAVEFORMATEX pwfx:
//
// Return (BOOL):
//
//
//--------------------------------------------------------------------------;
BOOL FNLOCAL AcmAppDumpExtraHeaderData
(
HWND hedit,
LPWAVEFORMATEX pwfx
)
{
static TCHAR szDisplayTitle[] = TEXT("Offset Data Bytes");
if ((WAVE_FORMAT_PCM == pwfx->wFormatTag) || (0 == pwfx->cbSize))
return (TRUE);
MEditPrintF(hedit, szDisplayTitle);
MEditPrintF(hedit, TEXT("------ -----------------------------------------------"));
//
// !!! this is really horrible code !!!
//
{
#define ACMAPP_DUMP_BYTES_PER_LINE 16
UINT u;
UINT v;
for (u = 0; u < pwfx->cbSize; u += ACMAPP_DUMP_BYTES_PER_LINE)
{
MEditPrintF(hedit, TEXT("~0x%.04X"), u);
for (v = 0; v < ACMAPP_DUMP_BYTES_PER_LINE; v++)
{
if ((u + v) >= pwfx->cbSize)
break;
MEditPrintF(hedit, TEXT("~ %.02X"), ((LPBYTE)(pwfx + 1))[u + v]);
}
MEditPrintF(hedit, gszNull);
}
#undef ACMAPP_DUMP_BYTES_PER_LINE
}
return (TRUE);
} // AcmAppDumpExtraHeaderData()
//--------------------------------------------------------------------------;
//
// BOOL AcmAppDisplayFileProperties
//
// Description:
//
//
// Arguments:
// HWND hwnd:
//
// PACMAPPFILEDESC paafd:
//
// Return (BOOL):
//
//--------------------------------------------------------------------------;
BOOL FNGLOBAL AcmAppDisplayFileProperties
(
HWND hwnd,
PACMAPPFILEDESC paafd
)
{
static TCHAR szInvalidWaveFile[] = TEXT("No File");
static TCHAR szDisplayTitle[] = TEXT("[Wave File Format Properties]\r\n");
MMRESULT mmr;
TCHAR szFormatTag[ACMFORMATTAGDETAILS_FORMATTAG_CHARS];
TCHAR ach[APP_MAX_STRING_CHARS];
DWORD dw;
LPWAVEFORMATEX pwfx;
HWND hedit;
HMENU hmenu;
BOOL fCanPlayRecord;
BOOL f;
//
// clear the display
//
AppHourGlass(TRUE);
hedit = GetDlgItem(hwnd, IDD_ACMAPP_EDIT_DISPLAY);
SetWindowRedraw(hedit, FALSE);
MEditPrintF(hedit, NULL);
//
//
//
MEditPrintF(hedit, szDisplayTitle);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Title"), (LPTSTR)paafd->szFileTitle);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Full Path"), (LPTSTR)paafd->szFilePath);
AppFormatBigNumber(ach, paafd->cbFileSize);
MEditPrintF(hedit, TEXT("%25s: %s bytes"), (LPTSTR)TEXT("Total File Size"), (LPTSTR)ach);
AppFormatDosDateTime(ach, paafd->uDosChangeDate, paafd->uDosChangeTime);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Last Change Date/Time"), (LPTSTR)ach);
dw = paafd->fdwFileAttributes;
MEditPrintF(hedit, TEXT("%25s: %c %c%c%c%c %c%c%c%c (%.08lXh)"),
(LPTSTR)TEXT("Attributes"),
(dw & FILE_ATTRIBUTE_TEMPORARY) ? 't' : '-',
(dw & FILE_ATTRIBUTE_NORMAL) ? 'n' : '-',
(dw & 0x00000040) ? '?' : '-',
(dw & FILE_ATTRIBUTE_ARCHIVE) ? 'a' : '-',
(dw & FILE_ATTRIBUTE_DIRECTORY) ? 'd' : '-',
(dw & 0x00000008) ? '?' : '-',
(dw & FILE_ATTRIBUTE_SYSTEM) ? 's' : '-',
(dw & FILE_ATTRIBUTE_HIDDEN) ? 'h' : '-',
(dw & FILE_ATTRIBUTE_READONLY) ? 'r' : '-',
dw);
pwfx = paafd->pwfx;
if (NULL == pwfx)
{
fCanPlayRecord = FALSE;
goto AA_Display_File_Properties_Exit;
}
//
//
//
//
f = AcmAppGetFormatDescription(pwfx, szFormatTag, ach);
MEditPrintF(hedit, TEXT("\r\n%25s: %s%s"), (LPTSTR)TEXT("Format"),
f ? (LPTSTR)gszNull : (LPTSTR)TEXT("*"),
(LPTSTR)szFormatTag);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Attributes"), (LPTSTR)ach);
AppFormatBigNumber(ach, paafd->dwDataBytes);
MEditPrintF(hedit, TEXT("\r\n%25s: %s bytes"), (LPTSTR)TEXT("Data Size"), (LPTSTR)ach);
AppFormatBigNumber(ach, paafd->dwDataBytes / pwfx->nAvgBytesPerSec);
dw = paafd->dwDataBytes % pwfx->nAvgBytesPerSec;
dw = (dw * 1000) / pwfx->nAvgBytesPerSec;
MEditPrintF(hedit, TEXT("%25s: %s.%.03lu seconds"), (LPTSTR)TEXT("Play Time (avg bytes)"), (LPTSTR)ach, dw);
AppFormatBigNumber(ach, paafd->dwDataSamples);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Total Samples"), (LPTSTR)ach);
AppFormatBigNumber(ach, paafd->dwDataSamples / pwfx->nSamplesPerSec);
dw = paafd->dwDataSamples % pwfx->nSamplesPerSec;
dw = (dw * 1000) / pwfx->nSamplesPerSec;
MEditPrintF(hedit, TEXT("%25s: %s.%.03lu seconds"), (LPTSTR)TEXT("Play Time (samples)"), (LPTSTR)ach, dw);
//
//
//
MEditPrintF(hedit, TEXT("\r\n%25s: %u"), (LPTSTR)TEXT("Format Tag"), pwfx->wFormatTag);
MEditPrintF(hedit, TEXT("%25s: %u"), (LPTSTR)TEXT("Channels"), pwfx->nChannels);
AppFormatBigNumber(ach, pwfx->nSamplesPerSec);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Samples Per Second"), (LPTSTR)ach);
AppFormatBigNumber(ach, pwfx->nAvgBytesPerSec);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Avg Bytes Per Second"), (LPTSTR)ach);
AppFormatBigNumber(ach, pwfx->nBlockAlign);
MEditPrintF(hedit, TEXT("%25s: %s"), (LPTSTR)TEXT("Block Alignment"), (LPTSTR)ach);
MEditPrintF(hedit, TEXT("%25s: %u"), (LPTSTR)TEXT("Bits Per Sample"), pwfx->wBitsPerSample);
if (WAVE_FORMAT_PCM != pwfx->wFormatTag)
{
AppFormatBigNumber(ach, pwfx->cbSize);
MEditPrintF(hedit, TEXT("%25s: %s bytes\r\n"), (LPTSTR)TEXT("Extra Format Information"), (LPTSTR)ach);
AcmAppDumpExtraHeaderData(hedit, pwfx);
}
//
// note that we do NOT set the 'WAVE_ALLOWSYNC' bit on queries because
// the player/recorder dialog uses MCIWAVE--which cannot work with
// SYNC devices.
//
mmr = waveOutOpen(NULL,
guWaveOutId,
#if (WINVER < 0x0400)
(LPWAVEFORMAT)pwfx,
#else
pwfx,
#endif
0L, 0L, WAVE_FORMAT_QUERY);
fCanPlayRecord = (MMSYSERR_NOERROR == mmr);
if (!fCanPlayRecord)
{
//
// this situation can happen with the 'preferred' device settings
// for the Sound Mapper.
//
mmr = waveInOpen(NULL,
guWaveInId,
#if (WINVER < 0x0400)
(LPWAVEFORMAT)pwfx,
#else
pwfx,
#endif
0L, 0L, WAVE_FORMAT_QUERY);
fCanPlayRecord = (MMSYSERR_NOERROR == mmr);
}
AA_Display_File_Properties_Exit:
hmenu = GetMenu(hwnd);
EnableMenuItem(hmenu, IDM_PLAYRECORD,
MF_BYCOMMAND | (fCanPlayRecord ? MF_ENABLED : MF_GRAYED));
DrawMenuBar(hwnd);
Edit_SetSel(hedit, (WPARAM)0, (LPARAM)0);
SetWindowRedraw(hedit, TRUE);
AppHourGlass(FALSE);
return (fCanPlayRecord);
} // AcmAppDisplayFileProperties()