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318229f03f
- Implement AllocEventData, FreeEventData for mmixer library svn path=/trunk/; revision=44874
420 lines
14 KiB
C
420 lines
14 KiB
C
#include <windows.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <setupapi.h>
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#include <ks.h>
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#include <ksmedia.h>
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#include <mmsystem.h>
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#include <mmreg.h>
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#include "mmixer.h"
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MIXER_CONTEXT MixerContext;
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GUID CategoryGuid = {STATIC_KSCATEGORY_AUDIO};
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PVOID Alloc(ULONG NumBytes)
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{
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//printf("Alloc: %lu\n", NumBytes);
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return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, NumBytes);
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}
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MIXER_STATUS
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Close(HANDLE hDevice)
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{
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//printf("Close: Handle %p\n", hDevice);
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if (CloseHandle(hDevice))
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return MM_STATUS_SUCCESS;
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else
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return MM_STATUS_UNSUCCESSFUL;
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}
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VOID
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Free(PVOID Block)
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{
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//printf("Free: %p\n", Block);
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HeapFree(GetProcessHeap(), 0, Block);
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}
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VOID
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Copy(PVOID Src, PVOID Dst, ULONG NumBytes)
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{
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//printf("Copy: Src %p Dst %p NumBytes %lu\n", Src, Dst, NumBytes);
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CopyMemory(Src, Dst, NumBytes);
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}
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MIXER_STATUS
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Open(
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IN LPWSTR DevicePath,
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OUT PHANDLE hDevice)
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{
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DevicePath[1] = L'\\';
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*hDevice = CreateFileW(DevicePath,
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GENERIC_READ | GENERIC_WRITE,
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0,
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NULL,
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OPEN_EXISTING,
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FILE_FLAG_OVERLAPPED,
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NULL);
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if (*hDevice == INVALID_HANDLE_VALUE)
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{
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//wprintf(L" Failed to open %s Error %lu\n", DevicePath, GetLastError());
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return MM_STATUS_UNSUCCESSFUL;
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}
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wprintf(L"Open: %s hDevice %p\n", DevicePath, *hDevice);
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return MM_STATUS_SUCCESS;
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}
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MIXER_STATUS
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Control(
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IN HANDLE hMixer,
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IN ULONG dwIoControlCode,
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IN PVOID lpInBuffer,
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IN ULONG nInBufferSize,
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OUT PVOID lpOutBuffer,
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ULONG nOutBufferSize,
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PULONG lpBytesReturned)
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{
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OVERLAPPED Overlapped;
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BOOLEAN IoResult;
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DWORD Transferred = 0;
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//printf("hMixer %p dwIoControlCode %lx lpInBuffer %p nInBufferSize %lu lpOutBuffer %p nOutBufferSize %lu lpBytesReturned %p\n",
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// hMixer, dwIoControlCode, lpInBuffer, nInBufferSize, lpOutBuffer, nOutBufferSize, lpBytesReturned);
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/* Overlapped I/O is done here - this is used for waiting for completion */
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ZeroMemory(&Overlapped, sizeof(OVERLAPPED));
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Overlapped.hEvent = CreateEvent(NULL, FALSE, FALSE, NULL);
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if ( ! Overlapped.hEvent )
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return MM_STATUS_NO_MEMORY;
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/* Talk to the device */
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IoResult = DeviceIoControl(hMixer,
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dwIoControlCode,
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lpInBuffer,
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nInBufferSize,
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lpOutBuffer,
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nOutBufferSize,
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&Transferred,
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&Overlapped);
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/* If failure occurs, make sure it's not just due to the overlapped I/O */
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if ( ! IoResult )
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{
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if ( GetLastError() != ERROR_IO_PENDING )
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{
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CloseHandle(Overlapped.hEvent);
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printf("Control: Failed with %lu Transferred %lu\n", GetLastError(), Transferred);
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if (GetLastError() == ERROR_MORE_DATA || GetLastError() == ERROR_INSUFFICIENT_BUFFER)
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{
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if ( lpBytesReturned )
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*lpBytesReturned = Transferred;
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return MM_STATUS_MORE_ENTRIES;
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}
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return MM_STATUS_UNSUCCESSFUL;
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}
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}
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/* Wait for the I/O to complete */
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IoResult = GetOverlappedResult(hMixer,
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&Overlapped,
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&Transferred,
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TRUE);
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/* Don't need this any more */
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CloseHandle(Overlapped.hEvent);
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if ( ! IoResult )
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return MM_STATUS_UNSUCCESSFUL;
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//printf("Transferred %lu bytes in Sync overlapped I/O\n", Transferred);
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if ( lpBytesReturned )
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*lpBytesReturned = Transferred;
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return MM_STATUS_SUCCESS;
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}
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MIXER_STATUS
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Enum(
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IN PVOID EnumContext,
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IN ULONG DeviceIndex,
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OUT LPWSTR * DeviceName,
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OUT PHANDLE OutHandle,
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OUT PHANDLE OutKey)
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{
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SP_DEVICE_INTERFACE_DATA InterfaceData;
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SP_DEVINFO_DATA DeviceData;
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PSP_DEVICE_INTERFACE_DETAIL_DATA_W DetailData;
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BOOL Result;
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DWORD Length;
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MIXER_STATUS Status;
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//printf("Enum EnumContext %p DeviceIndex %lu OutHandle %p\n", EnumContext, DeviceIndex, OutHandle);
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InterfaceData.cbSize = sizeof(InterfaceData);
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InterfaceData.Reserved = 0;
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Result = SetupDiEnumDeviceInterfaces(EnumContext,
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NULL,
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&CategoryGuid,
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DeviceIndex,
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&InterfaceData);
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if (!Result)
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{
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if (GetLastError() == ERROR_NO_MORE_ITEMS)
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{
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printf("LastDevice\n");
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return MM_STATUS_NO_MORE_DEVICES;
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}
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printf("SetupDiEnumDeviceInterfaces failed with %lu\n", GetLastError());
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return MM_STATUS_UNSUCCESSFUL;
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}
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Length = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_W) + MAX_PATH * sizeof(WCHAR);
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DetailData = (PSP_DEVICE_INTERFACE_DETAIL_DATA_W)HeapAlloc(GetProcessHeap(),
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0,
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Length);
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DetailData->cbSize = sizeof(SP_DEVICE_INTERFACE_DETAIL_DATA_W);
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DeviceData.cbSize = sizeof(DeviceData);
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DeviceData.Reserved = 0;
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Result = SetupDiGetDeviceInterfaceDetailW(EnumContext,
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&InterfaceData,
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DetailData,
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Length,
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NULL,
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&DeviceData);
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if (!Result)
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{
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printf("SetupDiGetDeviceInterfaceDetailW failed with %lu\n", GetLastError());
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return MM_STATUS_UNSUCCESSFUL;
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}
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*OutKey = SetupDiOpenDeviceInterfaceRegKey(EnumContext, &InterfaceData, 0, KEY_READ);
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if ((HKEY)*OutKey == INVALID_HANDLE_VALUE)
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{
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printf("SetupDiOpenDeviceInterfaceRegKey failed with %lx\n", GetLastError());
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HeapFree(GetProcessHeap(), 0, DetailData);
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return MM_STATUS_UNSUCCESSFUL;
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}
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Status = Open(DetailData->DevicePath, OutHandle);
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if (Status != MM_STATUS_SUCCESS)
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{
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RegCloseKey((HKEY)*OutKey);
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HeapFree(GetProcessHeap(), 0, DetailData);
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return Status;
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}
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*DeviceName = (LPWSTR)HeapAlloc(GetProcessHeap(), 0, (wcslen(DetailData->DevicePath)+1) * sizeof(WCHAR));
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if (*DeviceName == NULL)
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{
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CloseHandle(*OutHandle);
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RegCloseKey((HKEY)*OutKey);
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HeapFree(GetProcessHeap(), 0, DetailData);
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return MM_STATUS_NO_MEMORY;
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}
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wcscpy(*DeviceName, DetailData->DevicePath);
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HeapFree(GetProcessHeap(), 0, DetailData);
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return Status;
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}
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MIXER_STATUS
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QueryKeyValue(
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IN HANDLE hKey,
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IN LPWSTR KeyName,
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OUT PVOID * ResultBuffer,
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OUT PULONG ResultLength,
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OUT PULONG KeyType)
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{
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if (RegQueryValueExW((HKEY)hKey, KeyName, NULL, KeyType, NULL, ResultLength) == ERROR_FILE_NOT_FOUND)
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return MM_STATUS_UNSUCCESSFUL;
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*ResultBuffer = HeapAlloc(GetProcessHeap(), 0, *ResultLength);
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if (*ResultBuffer == NULL)
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return MM_STATUS_NO_MEMORY;
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if (RegQueryValueExW((HKEY)hKey, KeyName, NULL, KeyType, *ResultBuffer, ResultLength) != ERROR_SUCCESS)
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{
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HeapFree(GetProcessHeap(), 0, *ResultBuffer);
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return MM_STATUS_UNSUCCESSFUL;
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}
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return MM_STATUS_SUCCESS;
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}
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MIXER_STATUS
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OpenKey(
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IN HANDLE hKey,
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IN LPWSTR SubKey,
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IN ULONG DesiredAccess,
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OUT PHANDLE OutKey)
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{
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if (RegOpenKeyExW((HKEY)hKey, SubKey, 0, DesiredAccess, (PHKEY)OutKey) == ERROR_SUCCESS)
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return MM_STATUS_SUCCESS;
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return MM_STATUS_UNSUCCESSFUL;
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}
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MIXER_STATUS
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CloseKey(
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IN HANDLE hKey)
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{
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RegCloseKey((HKEY)hKey);
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return MM_STATUS_SUCCESS;
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}
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PVOID
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AllocEventData(
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IN ULONG ExtraSize)
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{
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PKSEVENTDATA Data = (PKSEVENTDATA)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(KSEVENTDATA) + ExtraSize);
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if (!Data)
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return NULL;
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Data->EventHandle.Event = CreateEventW(NULL, FALSE, FALSE, NULL);
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if (!Data->EventHandle.Event)
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{
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HeapFree(GetProcessHeap(), 0, Data);
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return NULL;
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}
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Data->NotificationType = KSEVENTF_EVENT_HANDLE;
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return Data;
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}
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VOID
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FreeEventData(IN PVOID EventData)
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{
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PKSEVENTDATA Data = (PKSEVENTDATA)EventData;
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CloseHandle(Data->EventHandle.Event);
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HeapFree(GetProcessHeap(), 0, Data);
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}
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int main(int argc, char**argv)
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{
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MIXER_STATUS Status;
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HDEVINFO DeviceHandle;
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MIXERCAPSW MixCaps1, MixCaps2;
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ULONG Index, SubIndex;
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HANDLE hMixer2;
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HMIXER hMixer1;
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MIXERLINEW MixerLine1, MixerLine2;
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MIXERLINECONTROLSW Controls1, Controls2;
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ZeroMemory(&MixerContext, sizeof(MIXER_CONTEXT));
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DeviceHandle = SetupDiGetClassDevs(&CategoryGuid,
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NULL,
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NULL,
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DIGCF_DEVICEINTERFACE/*|DIGCF_PRESENT */);
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if (DeviceHandle == INVALID_HANDLE_VALUE)
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{
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printf("SetupDiGetClassDevs failed with %lx\n", GetLastError());
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return 0;
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}
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printf("DeviceHandle %p\n", DeviceHandle);
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MixerContext.SizeOfStruct = sizeof(MIXER_CONTEXT);
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MixerContext.Alloc = Alloc;
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MixerContext.Close = Close;
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MixerContext.Control = Control;
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MixerContext.Copy = Copy;
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MixerContext.Free = Free;
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MixerContext.Open = Open;
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MixerContext.OpenKey = OpenKey;
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MixerContext.CloseKey = CloseKey;
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MixerContext.QueryKeyValue = QueryKeyValue;
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MixerContext.AllocEventData = AllocEventData;
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MixerContext.FreeEventData = FreeEventData;
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Status = MMixerInitialize(&MixerContext, Enum, (PVOID)DeviceHandle);
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printf("Status %x\n", Status);
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printf("NumberOfMixers %lu mixerGetNumDevs %u\n", MMixerGetCount(&MixerContext), mixerGetNumDevs());
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for(Index = 0; Index < MMixerGetCount(&MixerContext); Index++)
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{
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mixerGetDevCapsW(Index, &MixCaps1, sizeof(MIXERCAPSW));
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wprintf(L"WINM: cDestination %u fdwSupport %lx szPname %s vDriverVersion %u wMid %x wPid %x\n", MixCaps1.cDestinations, MixCaps1.fdwSupport, MixCaps1.szPname, MixCaps1.vDriverVersion, MixCaps1.wMid, MixCaps1.wPid);
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MMixerGetCapabilities(&MixerContext, Index, &MixCaps2);
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wprintf(L"MMIX: cDestination %u fdwSupport %lx szPname %s vDriverVersion %u wMid %x wPid %x\n", MixCaps2.cDestinations, MixCaps2.fdwSupport, MixCaps2.szPname, MixCaps2.vDriverVersion, MixCaps2.wMid, MixCaps2.wPid);
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mixerOpen(&hMixer1, Index, 0, 0, MIXER_OBJECTF_HMIXER);
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MMixerOpen(&MixerContext, Index, NULL, NULL, &hMixer2);
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ZeroMemory(&MixerLine1, sizeof(MIXERLINEW));
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ZeroMemory(&MixerLine2, sizeof(MIXERLINEW));
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MixerLine1.cbStruct = sizeof(MIXERLINEW);
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MixerLine2.cbStruct = sizeof(MIXERLINEW);
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mixerGetLineInfoW((HMIXEROBJ)hMixer1, &MixerLine1, MIXER_GETLINEINFOF_DESTINATION);
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MMixerGetLineInfo(&MixerContext, hMixer2, MIXER_GETLINEINFOF_DESTINATION, &MixerLine2);
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wprintf(L"WINM: dwDestination %lx dwSource %lx dwLineID %lx dwUser %lx dwComponentType %lx cChannels %lx cConnections %lx cControls %lx szShortName %s szName %s\n\n",
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MixerLine1.dwDestination, MixerLine1.dwSource, MixerLine1.dwLineID, MixerLine1.dwUser, MixerLine1.dwComponentType, MixerLine1.cChannels, MixerLine1.cConnections, MixerLine1.cControls, MixerLine1.szShortName, MixerLine1.szName);
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wprintf(L"MMIX: dwDestination %lx dwSource %lx dwLineID %lx dwUser %lx dwComponentType %lx cChannels %lx cConnections %lx cControls %lx szShortName %s szName %s\n\n",
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MixerLine2.dwDestination, MixerLine2.dwSource, MixerLine2.dwLineID, MixerLine2.dwUser, MixerLine2.dwComponentType, MixerLine2.cChannels, MixerLine2.cConnections, MixerLine2.cControls, MixerLine2.szShortName, MixerLine2.szName);
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Controls1.cbStruct = sizeof(MIXERLINECONTROLSW);
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Controls2.cbStruct = sizeof(MIXERLINECONTROLSW);
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Controls1.cbmxctrl = sizeof(MIXERCONTROL);
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Controls2.cbmxctrl = sizeof(MIXERCONTROL);
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Controls1.cControls = MixerLine1.cControls;
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Controls2.cControls = MixerLine2.cControls;
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Controls1.dwLineID = MixerLine1.dwLineID;
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Controls2.dwLineID = MixerLine2.dwLineID;
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Controls1.pamxctrl = (LPMIXERCONTROLW)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(MIXERCONTROLW) * Controls1.cControls);
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Controls2.pamxctrl = (LPMIXERCONTROLW)HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(MIXERCONTROLW) * Controls2.cControls);
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for(SubIndex = 0; SubIndex < Controls1.cControls; SubIndex++)
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Controls1.pamxctrl[SubIndex].cbStruct = sizeof(MIXERCONTROLW);
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for(SubIndex = 0; SubIndex < Controls2.cControls; SubIndex++)
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Controls2.pamxctrl[SubIndex].cbStruct = sizeof(MIXERCONTROLW);
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mixerGetLineControlsW((HMIXEROBJ)hMixer1, &Controls1, MIXER_GETLINECONTROLSF_ALL);
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MMixerGetLineControls(&MixerContext, hMixer2, MIXER_GETLINECONTROLSF_ALL, &Controls2);
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wprintf(L"----------------------------------------\n");
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for(SubIndex = 0; SubIndex < Controls1.cControls || SubIndex < Controls2.cControls; SubIndex++)
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{
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if (SubIndex < Controls1.cControls)
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{
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wprintf(L"WINM: Index %d dwControlID %lx dwControlType %lx fdwControl %lx cMultipleItems %lx szName %s szShortName %s \n", SubIndex, Controls1.pamxctrl[SubIndex].dwControlID, Controls1.pamxctrl[SubIndex].dwControlType, Controls1.pamxctrl[SubIndex].fdwControl, Controls1.pamxctrl[SubIndex].cMultipleItems, Controls1.pamxctrl[SubIndex].szName, Controls1.pamxctrl[SubIndex].szShortName);
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}
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if (SubIndex < Controls2.cControls)
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{
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wprintf(L"MMIX: Index %d dwControlID %lx dwControlType %lx fdwControl %lx cMultipleItems %lx szName %s szShortName %s \n", SubIndex, Controls2.pamxctrl[SubIndex].dwControlID, Controls2.pamxctrl[SubIndex].dwControlType, Controls2.pamxctrl[SubIndex].fdwControl, Controls2.pamxctrl[SubIndex].cMultipleItems, Controls2.pamxctrl[SubIndex].szName, Controls2.pamxctrl[SubIndex].szShortName);
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}
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}
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wprintf(L"----------------------------------------\n");
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wprintf(L"=======================\n");
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}
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wprintf(L"//////////////////////\n");
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wprintf(L"NumWaveOut %lu NumWaveIn %lu\n", MMixerGetWaveOutCount(&MixerContext), MMixerGetWaveInCount(&MixerContext));
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wprintf(L"waveOut %lu waveIn %lu\n", waveOutGetNumDevs(), waveInGetNumDevs());
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return 0;
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}
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