279 lines
7.3 KiB
C
279 lines
7.3 KiB
C
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/*
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* Blade DLL Interface for LAME.
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*
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* Copyright (c) 1999 A.L. Faber
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* Based on bladedll.h version 1.0 written by Jukka Poikolainen
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef ___BLADEDLL_H_INCLUDED___
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#define ___BLADEDLL_H_INCLUDED___
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#pragma pack(push)
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#pragma pack(1)
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* encoding formats */
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#define BE_CONFIG_MP3 0
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#define BE_CONFIG_LAME 256
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/* type definitions */
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typedef unsigned long HBE_STREAM;
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typedef HBE_STREAM *PHBE_STREAM;
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typedef unsigned long BE_ERR;
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/* error codes */
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#define BE_ERR_SUCCESSFUL 0x00000000
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#define BE_ERR_INVALID_FORMAT 0x00000001
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#define BE_ERR_INVALID_FORMAT_PARAMETERS 0x00000002
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#define BE_ERR_NO_MORE_HANDLES 0x00000003
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#define BE_ERR_INVALID_HANDLE 0x00000004
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#define BE_ERR_BUFFER_TOO_SMALL 0x00000005
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/* other constants */
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#define BE_MAX_HOMEPAGE 128
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/* format specific variables */
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#define BE_MP3_MODE_STEREO 0
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#define BE_MP3_MODE_JSTEREO 1
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#define BE_MP3_MODE_DUALCHANNEL 2
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#define BE_MP3_MODE_MONO 3
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#define MPEG1 1
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#define MPEG2 0
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#ifdef _BLADEDLL
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#undef FLOAT
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#include <Windows.h>
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#endif
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#define CURRENT_STRUCT_VERSION 1
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#define CURRENT_STRUCT_SIZE sizeof(BE_CONFIG) // is currently 331 bytes
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/* OBSOLETE, VALUES STILL WORK
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typedef enum
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{
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NORMAL_QUALITY=0,
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LOW_QUALITY,
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HIGH_QUALITY,
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VOICE_QUALITY
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} LAME_QUALTIY_PRESET;
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*/
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typedef enum
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{
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VBR_METHOD_NONE = -1,
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VBR_METHOD_DEFAULT = 0,
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VBR_METHOD_OLD = 1,
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VBR_METHOD_NEW = 2,
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VBR_METHOD_MTRH = 3,
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VBR_METHOD_ABR = 4
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} VBRMETHOD;
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typedef enum
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{
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LQP_NOPRESET=-1,
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// QUALITY PRESETS
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LQP_NORMAL_QUALITY = 0,
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LQP_LOW_QUALITY = 1,
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LQP_HIGH_QUALITY = 2,
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LQP_VOICE_QUALITY = 3,
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LQP_R3MIX = 4,
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LQP_VERYHIGH_QUALITY = 5,
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LQP_STANDARD = 6,
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LQP_FAST_STANDARD = 7,
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LQP_EXTREME = 8,
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LQP_FAST_EXTREME = 9,
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LQP_INSANE = 10,
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LQP_ABR = 11,
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LQP_CBR = 12,
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LQP_MEDIUM = 13,
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LQP_FAST_MEDIUM = 14,
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// NEW PRESET VALUES
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LQP_PHONE =1000,
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LQP_SW =2000,
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LQP_AM =3000,
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LQP_FM =4000,
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LQP_VOICE =5000,
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LQP_RADIO =6000,
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LQP_TAPE =7000,
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LQP_HIFI =8000,
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LQP_CD =9000,
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LQP_STUDIO =10000
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} LAME_QUALTIY_PRESET;
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typedef struct {
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DWORD dwConfig; // BE_CONFIG_XXXXX
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// Currently only BE_CONFIG_MP3 is supported
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union {
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struct {
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DWORD dwSampleRate; // 48000, 44100 and 32000 allowed. RG note: also seems to support 16000, 22050, 24000.
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BYTE byMode; // BE_MP3_MODE_STEREO, BE_MP3_MODE_DUALCHANNEL, BE_MP3_MODE_MONO
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WORD wBitrate; // 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256 and 320 allowed. RG note: also seems to support 8,16,24.
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BOOL bPrivate;
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BOOL bCRC;
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BOOL bCopyright;
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BOOL bOriginal;
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} mp3; // BE_CONFIG_MP3
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struct
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{
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// STRUCTURE INFORMATION
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DWORD dwStructVersion;
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DWORD dwStructSize;
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// BASIC ENCODER SETTINGS
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DWORD dwSampleRate; // SAMPLERATE OF INPUT FILE
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DWORD dwReSampleRate; // DOWNSAMPLERATE, 0=ENCODER DECIDES
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LONG nMode; // BE_MP3_MODE_STEREO, BE_MP3_MODE_DUALCHANNEL, BE_MP3_MODE_MONO
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DWORD dwBitrate; // CBR bitrate, VBR min bitrate
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DWORD dwMaxBitrate; // CBR ignored, VBR Max bitrate
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LONG nPreset; // Quality preset, use one of the settings of the LAME_QUALITY_PRESET enum
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DWORD dwMpegVersion; // FUTURE USE, MPEG-1 OR MPEG-2
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DWORD dwPsyModel; // FUTURE USE, SET TO 0
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DWORD dwEmphasis; // FUTURE USE, SET TO 0
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// BIT STREAM SETTINGS
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BOOL bPrivate; // Set Private Bit (TRUE/FALSE)
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BOOL bCRC; // Insert CRC (TRUE/FALSE)
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BOOL bCopyright; // Set Copyright Bit (TRUE/FALSE)
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BOOL bOriginal; // Set Original Bit (TRUE/FALSE)
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// VBR STUFF
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BOOL bWriteVBRHeader; // WRITE XING VBR HEADER (TRUE/FALSE)
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BOOL bEnableVBR; // USE VBR ENCODING (TRUE/FALSE)
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INT nVBRQuality; // VBR QUALITY 0..9
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DWORD dwVbrAbr_bps; // Use ABR in stead of nVBRQuality
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VBRMETHOD nVbrMethod;
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BOOL bNoRes; // Disable Bit resorvoir
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// MISC SETTINGS
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BOOL bStrictIso; // Use strict ISO encoding rules (TRUE/FALSE)
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WORD nQuality; // Quality Setting, HIGH BYTE should be NOT LOW byte, otherwhise quality=5
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// FUTURE USE, SET TO 0, align strucutre to 331 bytes
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BYTE btReserved[255-4*sizeof(DWORD) - sizeof( WORD )];
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} LHV1; // LAME header version 1
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struct {
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DWORD dwSampleRate;
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BYTE byMode;
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WORD wBitrate;
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BYTE byEncodingMethod;
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} aac;
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} format;
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} BE_CONFIG, *PBE_CONFIG;
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typedef struct {
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// BladeEnc DLL Version number
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BYTE byDLLMajorVersion;
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BYTE byDLLMinorVersion;
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// BladeEnc Engine Version Number
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BYTE byMajorVersion;
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BYTE byMinorVersion;
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// DLL Release date
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BYTE byDay;
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BYTE byMonth;
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WORD wYear;
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// BladeEnc Homepage URL
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CHAR zHomepage[BE_MAX_HOMEPAGE + 1];
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BYTE byAlphaLevel;
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BYTE byBetaLevel;
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BYTE byMMXEnabled;
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BYTE btReserved[125];
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} BE_VERSION, *PBE_VERSION;
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#ifndef _BLADEDLL
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typedef BE_ERR (*BEINITSTREAM) (PBE_CONFIG, PDWORD, PDWORD, PHBE_STREAM);
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typedef BE_ERR (*BEENCODECHUNK) (HBE_STREAM, DWORD, PSHORT, PBYTE, PDWORD);
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// added for floating point audio -- DSPguru, jd
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typedef BE_ERR (*BEENCODECHUNKFLOATS16NI) (HBE_STREAM, DWORD, PFLOAT, PFLOAT, PBYTE, PDWORD);
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typedef BE_ERR (*BEDEINITSTREAM) (HBE_STREAM, PBYTE, PDWORD);
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typedef BE_ERR (*BECLOSESTREAM) (HBE_STREAM);
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typedef VOID (*BEVERSION) (PBE_VERSION);
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typedef VOID (*BEWRITEVBRHEADER) (LPCSTR);
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#define TEXT_BEINITSTREAM "beInitStream"
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#define TEXT_BEENCODECHUNK "beEncodeChunk"
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#define TEXT_BEENCODECHUNKFLOATS16NI "beEncodeChunkFloatS16NI"
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#define TEXT_BEDEINITSTREAM "beDeinitStream"
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#define TEXT_BECLOSESTREAM "beCloseStream"
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#define TEXT_BEVERSION "beVersion"
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#define TEXT_BEWRITEVBRHEADER "beWriteVBRHeader"
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#else
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__declspec(dllexport) BE_ERR beInitStream(PBE_CONFIG pbeConfig, PDWORD dwSamples, PDWORD dwBufferSize, PHBE_STREAM phbeStream);
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__declspec(dllexport) BE_ERR beEncodeChunk(HBE_STREAM hbeStream, DWORD nSamples, PSHORT pSamples, PBYTE pOutput, PDWORD pdwOutput);
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// added for floating point audio -- DSPguru, jd
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__declspec(dllexport) BE_ERR beEncodeChunkFloatS16NI(HBE_STREAM hbeStream, DWORD nSamples, PFLOAT buffer_l, PFLOAT buffer_r, PBYTE pOutput, PDWORD pdwOutput);
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__declspec(dllexport) BE_ERR beDeinitStream(HBE_STREAM hbeStream, PBYTE pOutput, PDWORD pdwOutput);
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__declspec(dllexport) BE_ERR beCloseStream(HBE_STREAM hbeStream);
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__declspec(dllexport) VOID beVersion(PBE_VERSION pbeVersion);
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__declspec(dllexport) BE_ERR beWriteVBRHeader(LPCSTR lpszFileName);
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__declspec(dllexport) BE_ERR beFlushNoGap(HBE_STREAM hbeStream, PBYTE pOutput, PDWORD pdwOutput);
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__declspec(dllexport) BE_ERR beWriteInfoTag( HBE_STREAM hbeStream, LPCSTR lpszFileName);
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#endif
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#pragma pack(pop)
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#ifdef __cplusplus
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}
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#endif
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#endif
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