CloverBootloader/Include/IndustryStandard/Riff.h
2019-09-03 12:58:42 +03:00

98 lines
2.8 KiB
C

/*
* File: Riff.h
*
* Description: Resource Interchange File Format format definition.
*
* Copyright (c) 2018 John Davis
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
// See http://www-mmsp.ece.mcgill.ca/Documents/AudioFormats/WAVE/WAVE.html.
#ifndef _EFI_RIFF_H_
#define _EFI_RIFF_H_
#include <Uefi.h>
//
// RIFF chunk IDs.
//
#define RIFF_CHUNK_ID_SIZE 4
#define RIFF_CHUNK_ID "RIFF"
#define LIST_CHUNK_ID "LIST"
#define PAL_CHUNK_ID "PAL "
#define RDIB_CHUNK_ID "RDIB"
#define RMID_CHUNK_ID "RMID"
#define RMMP_CHUNK_ID "RMMP"
//
// WAVE chunk IDs.
//
#define WAVE_CHUNK_ID "WAVE"
#define WAVE_CUE_CHUNK_ID "cue "
#define WAVE_DATA_CHUNK_ID "data"
#define WAVE_FACT_CHUNK_ID "fact"
#define WAVE_FILE_CHUNK_ID "file"
#define WAVE_FORMAT_CHUNK_ID "fmt "
#define WAVE_LABEL_CHUNK_ID "labl"
#define WAVE_NOTE_CHUNK_ID "note"
#define WAVE_PLAYLIST_CHUNK_ID "plst"
#define WAVE_SILENCE_CHUNK_ID "slnt"
#define WAVE_TEXT_DATA_CHUNK_ID "ltxt"
#define WAVE_WAVE_LIST_CHUNK_ID "wavl"
//
// WAVE format types.
//
#define WAVE_FORMAT_PCM 0x0001
#define WAVE_FORMAT_EXTENSIBLE 0xFFFE
#pragma pack(1)
// RIFF chunk.
typedef struct {
CHAR8 Id[RIFF_CHUNK_ID_SIZE];
UINT32 Size;
UINT8 Data[];
} RIFF_CHUNK;
// WAVE format data.
typedef struct {
UINT16 FormatTag;
UINT16 Channels;
UINT32 SamplesPerSec;
UINT32 AvgBytesPerSec;
UINT16 BlockAlign;
UINT16 BitsPerSample;
} WAVE_FORMAT_DATA;
// WAVE format data extended.
typedef struct {
WAVE_FORMAT_DATA Header;
UINT16 ExtensionSize;
UINT16 ValidBitsPerSample;
UINT32 ChannelMask;
GUID SubFormat;
} WAVE_FORMAT_DATA_EX;
#pragma pack()
#endif