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47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/** @file
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Copyright (C) 2021, vit9696. All rights reserved.
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All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef OC_WAVE_LIB_H
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#define OC_WAVE_LIB_H
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#include <Protocol/AudioIo.h>
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/**
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Decode WAVE audio to PCM audio.
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@param[in] Buffer Buffer with mp3 audio data.
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@param[in] BufferSize Buffer size in bytes.
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@param[out] RawBuffer Decoded PCM data pointing to Buffer.
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@param[out] RawBufferSize Decoded PCM data size in bytes.
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@param[out] Frequency Decoded PCM frequency.
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@param[out] Bits Decoded bit count.
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@param[out] Channels Decoded amount of channels.
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@retval EFI_SUCCESS on success.
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@retval EFI_UNSUPPORTED on format mismatch.
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@retval EFI_OUT_OF_RESOURCES on memory allocation failure.
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**/
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EFI_STATUS
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OcDecodeWave (
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IN UINT8 *Buffer,
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IN UINTN BufferSize,
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OUT UINT8 **RawBuffer,
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OUT UINT32 *RawBufferSize,
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OUT EFI_AUDIO_IO_PROTOCOL_FREQ *Frequency,
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OUT EFI_AUDIO_IO_PROTOCOL_BITS *Bits,
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OUT UINT8 *Channels
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);
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#endif // OC_WAVE_LIB_H
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