winmm topic
Windows Multimedia API
Microsoft Windows multimedia support enables applications to use sound and video.
Functions
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mciGetDeviceID(
Pointer< winmmUtf16> pszDevice) → int - The mciGetDeviceID function retrieves the device identifier corresponding to the name of an open device.
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mciGetDeviceID(
Pointer< winmmUtf16> pszDevice) → int - The mciGetDeviceID function retrieves the device identifier corresponding to the name of an open device.
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mciGetDeviceIDFromElementID(
int dwElementID, Pointer< winmmUtf16> lpstrType) → int - The mciGetDeviceIDFromElementID function retrieves the MCI device identifier corresponding to an element identifier.
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mciGetDeviceIDFromElementID(
int dwElementID, Pointer< winmmUtf16> lpstrType) → int - The mciGetDeviceIDFromElementID function retrieves the MCI device identifier corresponding to an element identifier.
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mciGetErrorString(
int mcierr, Pointer< winmmUtf16> pszText, int cchText) → int - The mciGetErrorString function retrieves a string that describes the specified MCI error code.
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mciGetErrorString(
int mcierr, Pointer< winmmUtf16> pszText, int cchText) → int - The mciGetErrorString function retrieves a string that describes the specified MCI error code.
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mciSendCommand(
int mciId, int uMsg, int dwParam1, int dwParam2) → int winmm - The mciSendCommand function sends a command message to the specified MCI device.
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mciSendCommand(
int mciId, int uMsg, int dwParam1, int dwParam2) → int winmm - The mciSendCommand function sends a command message to the specified MCI device.
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mciSendString(
Pointer< winmmUtf16> lpstrCommand, Pointer<Utf16> lpstrReturnString, int uReturnLength, int hwndCallback) → int - The mciSendString function sends a command string to an MCI device. The device that the command is sent to is specified in the command string.
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mciSendString(
Pointer< winmmUtf16> lpstrCommand, Pointer<Utf16> lpstrReturnString, int uReturnLength, int hwndCallback) → int - The mciSendString function sends a command string to an MCI device. The device that the command is sent to is specified in the command string.
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midiConnect(
int hmi, int hmo, Pointer< winmmNativeType> pReserved) → int - The midiConnect function connects a MIDI input device to a MIDI thru or output device, or connects a MIDI thru device to a MIDI output device.
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midiConnect(
int hmi, int hmo, Pointer< winmmNativeType> pReserved) → int - The midiConnect function connects a MIDI input device to a MIDI thru or output device, or connects a MIDI thru device to a MIDI output device.
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midiDisconnect(
int hmi, int hmo, Pointer< winmmNativeType> pReserved) → int - The midiDisconnect function disconnects a MIDI input device from a MIDI thru or output device, or disconnects a MIDI thru device from a MIDI output device.
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midiDisconnect(
int hmi, int hmo, Pointer< winmmNativeType> pReserved) → int - The midiDisconnect function disconnects a MIDI input device from a MIDI thru or output device, or disconnects a MIDI thru device from a MIDI output device.
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midiInClose(
int hmi) → int winmm - The midiInClose function closes the specified MIDI input device.
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midiInClose(
int hmi) → int winmm - The midiInClose function closes the specified MIDI input device.
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midiInGetDevCaps(
int uDeviceID, Pointer< winmmMIDIINCAPS> pmic, int cbmic) → int - The midiInGetDevCaps function determines the capabilities of a specified MIDI input device.
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midiInGetDevCaps(
int uDeviceID, Pointer< winmmMIDIINCAPS> pmic, int cbmic) → int - The midiInGetDevCaps function determines the capabilities of a specified MIDI input device.
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midiInGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The midiInGetErrorText function retrieves a textual description for an error identified by the specified error code.
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midiInGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The midiInGetErrorText function retrieves a textual description for an error identified by the specified error code.
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midiInGetID(
int hmi, Pointer< winmmUint32> puDeviceID) → int - The midiInGetID function gets the device identifier for the given MIDI input device.
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midiInGetID(
int hmi, Pointer< winmmUint32> puDeviceID) → int - The midiInGetID function gets the device identifier for the given MIDI input device.
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midiInGetNumDevs(
) → int winmm - The midiInGetNumDevs function retrieves the number of MIDI input devices in the system.
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midiInGetNumDevs(
) → int winmm - The midiInGetNumDevs function retrieves the number of MIDI input devices in the system.
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midiInMessage(
int hmi, int uMsg, int dw1, int dw2) → int winmm - The midiInMessage function sends a message to the MIDI device driver.
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midiInMessage(
int hmi, int uMsg, int dw1, int dw2) → int winmm - The midiInMessage function sends a message to the MIDI device driver.
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midiInOpen(
Pointer< winmmIntPtr> phmi, int uDeviceID, int dwCallback, int dwInstance, int fdwOpen) → int - The midiInOpen function opens a specified MIDI input device.
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midiInOpen(
Pointer< winmmIntPtr> phmi, int uDeviceID, int dwCallback, int dwInstance, int fdwOpen) → int - The midiInOpen function opens a specified MIDI input device.
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midiInPrepareHeader(
int hmi, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiInPrepareHeader function prepares a buffer for MIDI input.
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midiInPrepareHeader(
int hmi, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiInPrepareHeader function prepares a buffer for MIDI input.
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midiInReset(
int hmi) → int winmm - The midiInReset function stops input on a given MIDI input device.
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midiInReset(
int hmi) → int winmm - The midiInReset function stops input on a given MIDI input device.
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midiInStart(
int hmi) → int winmm - The midiInStart function starts MIDI input on the specified MIDI input device.
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midiInStart(
int hmi) → int winmm - The midiInStart function starts MIDI input on the specified MIDI input device.
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midiInStop(
int hmi) → int winmm - The midiInStop function stops MIDI input on the specified MIDI input device.
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midiInStop(
int hmi) → int winmm - The midiInStop function stops MIDI input on the specified MIDI input device.
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midiInUnprepareHeader(
int hmi, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiInUnprepareHeader function cleans up the preparation performed by the midiInPrepareHeader function.
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midiInUnprepareHeader(
int hmi, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiInUnprepareHeader function cleans up the preparation performed by the midiInPrepareHeader function.
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midiOutCacheDrumPatches(
int hmo, int uPatch, Pointer< winmmUint16> pwkya, int fuCache) → int - The midiOutCacheDrumPatches function requests that an internal MIDI synthesizer device preload and cache a specified set of key-based percussion patches.
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midiOutCacheDrumPatches(
int hmo, int uPatch, Pointer< winmmUint16> pwkya, int fuCache) → int - The midiOutCacheDrumPatches function requests that an internal MIDI synthesizer device preload and cache a specified set of key-based percussion patches.
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midiOutCachePatches(
int hmo, int uBank, Pointer< winmmUint16> pwpa, int fuCache) → int - The midiOutCachePatches function requests that an internal MIDI synthesizer device preload and cache a specified set of patches.
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midiOutCachePatches(
int hmo, int uBank, Pointer< winmmUint16> pwpa, int fuCache) → int - The midiOutCachePatches function requests that an internal MIDI synthesizer device preload and cache a specified set of patches.
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midiOutClose(
int hmo) → int winmm - The midiOutClose function closes the specified MIDI output device.
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midiOutClose(
int hmo) → int winmm - The midiOutClose function closes the specified MIDI output device.
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midiOutGetDevCaps(
int uDeviceID, Pointer< winmmMIDIOUTCAPS> pmoc, int cbmoc) → int - The midiOutGetDevCaps function queries a specified MIDI output device to determine its capabilities.
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midiOutGetDevCaps(
int uDeviceID, Pointer< winmmMIDIOUTCAPS> pmoc, int cbmoc) → int - The midiOutGetDevCaps function queries a specified MIDI output device to determine its capabilities.
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midiOutGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The midiOutGetErrorText function retrieves a textual description for an error identified by the specified error code.
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midiOutGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The midiOutGetErrorText function retrieves a textual description for an error identified by the specified error code.
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midiOutGetID(
int hmo, Pointer< winmmUint32> puDeviceID) → int - The midiOutGetID function retrieves the device identifier for the given MIDI output device.
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midiOutGetID(
int hmo, Pointer< winmmUint32> puDeviceID) → int - The midiOutGetID function retrieves the device identifier for the given MIDI output device.
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midiOutGetNumDevs(
) → int winmm - The midiOutGetNumDevs function retrieves the number of MIDI output devices present in the system.
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midiOutGetNumDevs(
) → int winmm - The midiOutGetNumDevs function retrieves the number of MIDI output devices present in the system.
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midiOutGetVolume(
int hmo, Pointer< winmmUint32> pdwVolume) → int - The midiOutGetVolume function retrieves the current volume setting of a MIDI output device.
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midiOutGetVolume(
int hmo, Pointer< winmmUint32> pdwVolume) → int - The midiOutGetVolume function retrieves the current volume setting of a MIDI output device.
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midiOutLongMsg(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutLongMsg function sends a system-exclusive MIDI message to the specified MIDI output device.
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midiOutLongMsg(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutLongMsg function sends a system-exclusive MIDI message to the specified MIDI output device.
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midiOutMessage(
int hmo, int uMsg, int dw1, int dw2) → int winmm - The midiOutMessage function sends a message to the MIDI device drivers. This function is used only for driver-specific messages that are not supported by the MIDI API.
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midiOutMessage(
int hmo, int uMsg, int dw1, int dw2) → int winmm - The midiOutMessage function sends a message to the MIDI device drivers. This function is used only for driver-specific messages that are not supported by the MIDI API.
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midiOutOpen(
Pointer< winmmIntPtr> phmo, int uDeviceID, int dwCallback, int dwInstance, int fdwOpen) → int - The midiOutOpen function opens a MIDI output device for playback.
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midiOutOpen(
Pointer< winmmIntPtr> phmo, int uDeviceID, int dwCallback, int dwInstance, int fdwOpen) → int - The midiOutOpen function opens a MIDI output device for playback.
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midiOutPrepareHeader(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutPrepareHeader function prepares a MIDI system-exclusive or stream buffer for output.
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midiOutPrepareHeader(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutPrepareHeader function prepares a MIDI system-exclusive or stream buffer for output.
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midiOutReset(
int hmo) → int winmm - The midiOutReset function turns off all notes on all MIDI channels for the specified MIDI output device.
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midiOutReset(
int hmo) → int winmm - The midiOutReset function turns off all notes on all MIDI channels for the specified MIDI output device.
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midiOutSetVolume(
int hmo, int dwVolume) → int winmm - The midiOutSetVolume function sets the volume of a MIDI output device.
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midiOutSetVolume(
int hmo, int dwVolume) → int winmm - The midiOutSetVolume function sets the volume of a MIDI output device.
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midiOutShortMsg(
int hmo, int dwMsg) → int winmm - The midiOutShortMsg function sends a short MIDI message to the specified MIDI output device.
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midiOutShortMsg(
int hmo, int dwMsg) → int winmm - The midiOutShortMsg function sends a short MIDI message to the specified MIDI output device.
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midiOutUnprepareHeader(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutUnprepareHeader function cleans up the preparation performed by the midiOutPrepareHeader function.
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midiOutUnprepareHeader(
int hmo, Pointer< winmmMIDIHDR> pmh, int cbmh) → int - The midiOutUnprepareHeader function cleans up the preparation performed by the midiOutPrepareHeader function.
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PlaySound(
Pointer< winmmUtf16> pszSound, int hmod, int fdwSound) → int - The PlaySound function plays a sound specified by the given file name, resource, or system event.
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PlaySound(
Pointer< winmmUtf16> pszSound, int hmod, int fdwSound) → int - The PlaySound function plays a sound specified by the given file name, resource, or system event.
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waveOutClose(
int hwo) → int winmm - The waveOutClose function closes the given waveform-audio output device.
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waveOutClose(
int hwo) → int winmm - The waveOutClose function closes the given waveform-audio output device.
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waveOutGetDevCaps(
int uDeviceID, Pointer< winmmWAVEOUTCAPS> pwoc, int cbwoc) → int - The waveOutGetDevCaps function retrieves the capabilities of a given waveform-audio output device.
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waveOutGetDevCaps(
int uDeviceID, Pointer< winmmWAVEOUTCAPS> pwoc, int cbwoc) → int - The waveOutGetDevCaps function retrieves the capabilities of a given waveform-audio output device.
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waveOutGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The waveOutGetErrorText function retrieves a textual description of the error identified by the given error number.
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waveOutGetErrorText(
int mmrError, Pointer< winmmUtf16> pszText, int cchText) → int - The waveOutGetErrorText function retrieves a textual description of the error identified by the given error number.
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waveOutGetID(
int hwo, Pointer< winmmUint32> puDeviceID) → int - The waveOutGetID function retrieves the device identifier for the given waveform-audio output device.
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waveOutGetID(
int hwo, Pointer< winmmUint32> puDeviceID) → int - The waveOutGetID function retrieves the device identifier for the given waveform-audio output device.
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waveOutGetNumDevs(
) → int winmm - The waveOutGetNumDevs function retrieves the number of waveform-audio output devices present in the system.
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waveOutGetNumDevs(
) → int winmm - The waveOutGetNumDevs function retrieves the number of waveform-audio output devices present in the system.
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waveOutGetPitch(
int hwo, Pointer< winmmUint32> pdwPitch) → int - The waveOutGetPitch function retrieves the current pitch setting for the specified waveform-audio output device.
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waveOutGetPitch(
int hwo, Pointer< winmmUint32> pdwPitch) → int - The waveOutGetPitch function retrieves the current pitch setting for the specified waveform-audio output device.
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waveOutGetPlaybackRate(
int hwo, Pointer< winmmUint32> pdwRate) → int - The waveOutGetPlaybackRate function retrieves the current playback rate for the specified waveform-audio output device.
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waveOutGetPlaybackRate(
int hwo, Pointer< winmmUint32> pdwRate) → int - The waveOutGetPlaybackRate function retrieves the current playback rate for the specified waveform-audio output device.
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waveOutGetPosition(
int hwo, Pointer< winmmMMTIME> pmmt, int cbmmt) → int - The waveOutGetPosition function retrieves the current playback position of the given waveform-audio output device.
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waveOutGetPosition(
int hwo, Pointer< winmmMMTIME> pmmt, int cbmmt) → int - The waveOutGetPosition function retrieves the current playback position of the given waveform-audio output device.
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waveOutGetVolume(
int hwo, Pointer< winmmUint32> pdwVolume) → int - The waveOutGetVolume function retrieves the current volume level of the specified waveform-audio output device.
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waveOutGetVolume(
int hwo, Pointer< winmmUint32> pdwVolume) → int - The waveOutGetVolume function retrieves the current volume level of the specified waveform-audio output device.
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waveOutMessage(
int hwo, int uMsg, int dw1, int dw2) → int winmm - The waveOutMessage function sends messages to the waveform-audio output device drivers.
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waveOutMessage(
int hwo, int uMsg, int dw1, int dw2) → int winmm - The waveOutMessage function sends messages to the waveform-audio output device drivers.
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waveOutOpen(
Pointer< winmmIntPtr> phwo, int uDeviceID, Pointer<WAVEFORMATEX> pwfx, int dwCallback, int dwInstance, int fdwOpen) → int - The waveOutOpen function opens the given waveform-audio output device for playback.
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waveOutOpen(
Pointer< winmmIntPtr> phwo, int uDeviceID, Pointer<WAVEFORMATEX> pwfx, int dwCallback, int dwInstance, int fdwOpen) → int - The waveOutOpen function opens the given waveform-audio output device for playback.
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waveOutPause(
int hwo) → int winmm - The waveOutPause function pauses playback on the given waveform-audio output device. The current position is saved. Use the waveOutRestart function to resume playback from the current position.
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waveOutPause(
int hwo) → int winmm - The waveOutPause function pauses playback on the given waveform-audio output device. The current position is saved. Use the waveOutRestart function to resume playback from the current position.
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waveOutPrepareHeader(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutPrepareHeader function prepares a waveform-audio data block for playback.
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waveOutPrepareHeader(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutPrepareHeader function prepares a waveform-audio data block for playback.
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waveOutReset(
int hwo) → int winmm - The waveOutReset function stops playback on the given waveform-audio output device and resets the current position to zero. All pending playback buffers are marked as done (WHDR_DONE) and returned to the application.
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waveOutReset(
int hwo) → int winmm - The waveOutReset function stops playback on the given waveform-audio output device and resets the current position to zero. All pending playback buffers are marked as done (WHDR_DONE) and returned to the application.
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waveOutRestart(
int hwo) → int winmm - The waveOutRestart function resumes playback on a paused waveform-audio output device.
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waveOutRestart(
int hwo) → int winmm - The waveOutRestart function resumes playback on a paused waveform-audio output device.
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waveOutSetPitch(
int hwo, int dwPitch) → int winmm - The waveOutSetPitch function sets the pitch for the specified waveform-audio output device.
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waveOutSetPitch(
int hwo, int dwPitch) → int winmm - The waveOutSetPitch function sets the pitch for the specified waveform-audio output device.
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waveOutSetPlaybackRate(
int hwo, int dwRate) → int winmm - The waveOutSetPlaybackRate function sets the playback rate for the specified waveform-audio output device.
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waveOutSetPlaybackRate(
int hwo, int dwRate) → int winmm - The waveOutSetPlaybackRate function sets the playback rate for the specified waveform-audio output device.
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waveOutSetVolume(
int hwo, int dwVolume) → int winmm - The waveOutSetVolume function sets the volume level of the specified waveform-audio output device.
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waveOutSetVolume(
int hwo, int dwVolume) → int winmm - The waveOutSetVolume function sets the volume level of the specified waveform-audio output device.
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waveOutUnprepareHeader(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutUnprepareHeader function cleans up the preparation performed by the waveOutPrepareHeader function. This function must be called after the device driver is finished with a data block. You must call this function before freeing the buffer.
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waveOutUnprepareHeader(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutUnprepareHeader function cleans up the preparation performed by the waveOutPrepareHeader function. This function must be called after the device driver is finished with a data block. You must call this function before freeing the buffer.
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waveOutWrite(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutWrite function sends a data block to the given waveform-audio output device.
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waveOutWrite(
int hwo, Pointer< winmmWAVEHDR> pwh, int cbwh) → int - The waveOutWrite function sends a data block to the given waveform-audio output device.