ppsspp/Core/HLE/sceMpeg.h
2013-01-06 19:22:52 -08:00

98 lines
3.3 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 "../../Globals.h"
#include "../../Common/ChunkFile.h"
#include "../MIPS/MIPS.h"
enum {
ERROR_MPEG_BAD_VERSION = 0x80610002,
ERROR_MPEG_NO_MEMORY = 0x80610022,
ERROR_MPEG_INVALID_ADDR = 0x80610103,
ERROR_MPEG_INVALID_VALUE = 0x806101fe,
ERROR_PSMF_NOT_INITIALIZED = 0x80615001,
ERROR_PSMF_BAD_VERSION = 0x80615002,
ERROR_PSMF_NOT_FOUND = 0x80615025,
ERROR_PSMF_INVALID_ID = 0x80615100,
ERROR_PSMF_INVALID_VALUE = 0x806151fe,
ERROR_PSMF_INVALID_TIMESTAMP = 0x80615500,
ERROR_PSMF_INVALID_PSMF = 0x80615501,
ERROR_PSMFPLAYER_NOT_INITIALIZED = 0x80616001,
ERROR_PSMFPLAYER_NO_MORE_DATA = 0x8061600c,
ERROR_MPEG_NO_DATA = 0x80618001,
};
// MPEG statics.
static const int PSMF_MAGIC = 0x464D5350;
static const int PSMF_VERSION_0012 = 0x32313030;
static const int PSMF_VERSION_0013 = 0x33313030;
static const int PSMF_VERSION_0014 = 0x34313030;
static const int PSMF_VERSION_0015 = 0x35313030;
static const int PSMF_STREAM_VERSION_OFFSET = 0x4;
static const int PSMF_STREAM_OFFSET_OFFSET = 0x8;
static const int PSMF_STREAM_SIZE_OFFSET = 0xC;
static const int PSMF_FIRST_TIMESTAMP_OFFSET = 0x56;
static const int PSMF_LAST_TIMESTAMP_OFFSET = 0x5C;
struct SceMpegAu {
s64 pts; // presentation time stamp
s64 dts; // decode time stamp
u32 esBuffer;
u32 esSize;
void read(u32 addr) {
Memory::ReadStruct(addr, this);
pts = (pts & 0xFFFFFFFFULL) << 32 | (pts >> 32);
dts = (dts & 0xFFFFFFFFULL) << 32 | (dts >> 32);
}
void write(u32 addr) {
pts = (pts & 0xFFFFFFFFULL) << 32 | (pts >> 32);
dts = (dts & 0xFFFFFFFFULL) << 32 | (dts >> 32);
Memory::WriteStruct(addr, this);
}
};
const int videoTimestampStep = 3003;
// As native in PSP ram
struct SceMpegRingBuffer {
// PSP info
int packets;
int packetsRead;
int packetsWritten;
int packetsFree; // pspsdk: unk2, noxa: iUnk0
int packetSize; // 2048
int data; // address, ring buffer
u32 callback_addr; // see sceMpegRingbufferPut
int callback_args;
int dataUpperBound;
int semaID; // unused?
u32 mpeg; // pointer to mpeg struct, fixed up in sceMpegCreate
};
void __MpegInit(bool useMediaEngine_);
void __MpegDoState(PointerWrap &p);
void __MpegShutdown();
void Register_sceMpeg();
void Register_sceMp3();