mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-23 21:39:52 +00:00
63aa4291eb
Darn, totally forgot. This should populate acceptable values for old streamed atrac as well.
93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0 or later versions.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official git repository and contact information can be found at
|
|
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
|
|
|
|
#pragma once
|
|
|
|
#include "sceAudiocodec.h"
|
|
|
|
class PointerWrap;
|
|
|
|
void Register_sceAtrac3plus();
|
|
void __AtracInit();
|
|
void __AtracDoState(PointerWrap &p);
|
|
void __AtracShutdown();
|
|
|
|
enum AtracStatus : u8 {
|
|
ATRAC_STATUS_NO_DATA = 1,
|
|
ATRAC_STATUS_ALL_DATA_LOADED = 2,
|
|
ATRAC_STATUS_HALFWAY_BUFFER = 3,
|
|
ATRAC_STATUS_STREAMED_WITHOUT_LOOP = 4,
|
|
ATRAC_STATUS_STREAMED_LOOP_FROM_END = 5,
|
|
// This means there's additional audio after the loop.
|
|
// i.e. ~~before loop~~ [ ~~this part loops~~ ] ~~after loop~~
|
|
// The "fork in the road" means a second buffer is needed for the second path.
|
|
ATRAC_STATUS_STREAMED_LOOP_WITH_TRAILER = 6,
|
|
ATRAC_STATUS_LOW_LEVEL = 8,
|
|
ATRAC_STATUS_FOR_SCESAS = 16,
|
|
|
|
ATRAC_STATUS_STREAMED_MASK = 4,
|
|
};
|
|
|
|
#if COMMON_LITTLE_ENDIAN
|
|
typedef AtracStatus AtracStatus_le;
|
|
#else
|
|
typedef swap_struct_t<AtracStatus, swap_32_t<AtracStatus> > AtracStatus_le;
|
|
#endif
|
|
|
|
typedef struct
|
|
{
|
|
u32_le decodePos; // 0
|
|
u32_le endSample; // 4
|
|
u32_le loopStart; // 8
|
|
u32_le loopEnd; // 12
|
|
s32_le samplesPerChan; // 16
|
|
char numFrame; // 20
|
|
// 2: all the stream data on the buffer
|
|
// 6: looping -> second buffer needed
|
|
AtracStatus_le state; // 21
|
|
char unk22;
|
|
char numChan; // 23
|
|
u16_le sampleSize; // 24
|
|
u16_le codec; // 26
|
|
u32_le dataOff; // 28
|
|
u32_le curOff; // 32
|
|
u32_le dataEnd; // 36
|
|
s32_le loopNum; // 40
|
|
u32_le streamDataByte; // 44
|
|
u32_le unk48;
|
|
u32_le unk52;
|
|
u32_le buffer; // 56
|
|
u32_le secondBuffer; // 60
|
|
u32_le bufferByte; // 64
|
|
u32_le secondBufferByte; // 68
|
|
// make sure the size is 128
|
|
u8 unk[56];
|
|
} SceAtracIdInfo;
|
|
|
|
typedef struct
|
|
{
|
|
// size 128
|
|
SceAudiocodecCodec codec;
|
|
// size 128
|
|
SceAtracIdInfo info;
|
|
} SceAtracId;
|
|
|
|
// provide some decoder interface
|
|
|
|
u32 _AtracAddStreamData(int atracID, u32 bufPtr, u32 bytesToAdd);
|
|
u32 _AtracDecodeData(int atracID, u8* outbuf, u32 outbufPtr, u32 *SamplesNum, u32* finish, int *remains);
|
|
int _AtracGetIDByContext(u32 contextAddr); |