ppsspp/Core/HLE/sceAudiocodec.cpp
2020-08-18 07:21:11 -07:00

224 lines
7.2 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/.
#include "Common/Serialize/Serializer.h"
#include "Common/Serialize/SerializeFuncs.h"
#include "Core/HLE/HLE.h"
#include "Core/HLE/FunctionWrappers.h"
#include "Core/HLE/sceAudiocodec.h"
#include "Core/MemMap.h"
#include "Core/Reporting.h"
#include "Core/HW/SimpleAudioDec.h"
// Following kaien_fr's sample code https://github.com/hrydgard/ppsspp/issues/5620#issuecomment-37086024
// Should probably store the EDRAM get/release status somewhere within here, etc.
struct AudioCodecContext {
u32_le unknown[6];
u32_le inDataPtr; // 6
u32_le inDataSize; // 7
u32_le outDataPtr; // 8
u32_le audioSamplesPerFrame; // 9
u32_le inDataSizeAgain; // 10 ??
};
// audioList is to store current playing audios.
static std::map<u32, SimpleAudio *> audioList;
static bool oldStateLoaded = false;
// find the audio decoder for corresponding ctxPtr in audioList
static SimpleAudio *findDecoder(u32 ctxPtr) {
auto it = audioList.find(ctxPtr);
if (it != audioList.end()) {
return it->second;
}
return NULL;
}
// remove decoder from audioList
static bool removeDecoder(u32 ctxPtr) {
auto it = audioList.find(ctxPtr);
if (it != audioList.end()) {
delete it->second;
audioList.erase(it);
return true;
}
return false;
}
static void clearDecoders() {
for (auto it = audioList.begin(), end = audioList.end(); it != end; it++) {
delete it->second;
}
audioList.clear();
}
void __AudioCodecInit() {
oldStateLoaded = false;
}
void __AudioCodecShutdown() {
// We need to kill off any still opened codecs to not leak memory.
clearDecoders();
}
static int sceAudiocodecInit(u32 ctxPtr, int codec) {
if (IsValidCodec(codec)) {
// Create audio decoder for given audio codec and push it into AudioList
if (removeDecoder(ctxPtr)) {
WARN_LOG_REPORT(HLE, "sceAudiocodecInit(%08x, %d): replacing existing context", ctxPtr, codec);
}
auto decoder = new SimpleAudio(codec);
decoder->SetCtxPtr(ctxPtr);
audioList[ctxPtr] = decoder;
INFO_LOG(ME, "sceAudiocodecInit(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
DEBUG_LOG(ME, "Number of playing sceAudioCodec audios : %d", (int)audioList.size());
return 0;
}
ERROR_LOG_REPORT(ME, "sceAudiocodecInit(%08x, %i (%s)): Unknown audio codec %i", ctxPtr, codec, GetCodecName(codec), codec);
return 0;
}
static int sceAudiocodecDecode(u32 ctxPtr, int codec) {
if (!ctxPtr){
ERROR_LOG_REPORT(ME, "sceAudiocodecDecode(%08x, %i (%s)) got NULL pointer", ctxPtr, codec, GetCodecName(codec));
return -1;
}
if (IsValidCodec(codec)){
// Use SimpleAudioDec to decode audio
auto ctx = PSPPointer<AudioCodecContext>::Create(ctxPtr); // On stack, no need to allocate.
int outbytes = 0;
// find a decoder in audioList
auto decoder = findDecoder(ctxPtr);
if (!decoder && oldStateLoaded) {
// We must have loaded an old state that did not have sceAudiocodec information.
// Fake it by creating the desired context.
decoder = new SimpleAudio(codec);
decoder->SetCtxPtr(ctxPtr);
audioList[ctxPtr] = decoder;
}
if (decoder != NULL) {
// Decode audio
decoder->Decode(Memory::GetPointer(ctx->inDataPtr), ctx->inDataSize, Memory::GetPointer(ctx->outDataPtr), &outbytes);
}
DEBUG_LOG(ME, "sceAudiocodecDec(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
return 0;
}
ERROR_LOG_REPORT(ME, "UNIMPL sceAudiocodecDecode(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
return 0;
}
static int sceAudiocodecGetInfo(u32 ctxPtr, int codec) {
ERROR_LOG_REPORT(ME, "UNIMPL sceAudiocodecGetInfo(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
return 0;
}
static int sceAudiocodecCheckNeedMem(u32 ctxPtr, int codec) {
WARN_LOG(ME, "UNIMPL sceAudiocodecCheckNeedMem(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
return 0;
}
static int sceAudiocodecGetEDRAM(u32 ctxPtr, int codec) {
WARN_LOG(ME, "UNIMPL sceAudiocodecGetEDRAM(%08x, %i (%s))", ctxPtr, codec, GetCodecName(codec));
return 0;
}
static int sceAudiocodecReleaseEDRAM(u32 ctxPtr, int id) {
if (removeDecoder(ctxPtr)){
INFO_LOG(ME, "sceAudiocodecReleaseEDRAM(%08x, %i)", ctxPtr, id);
return 0;
}
WARN_LOG(ME, "UNIMPL sceAudiocodecReleaseEDRAM(%08x, %i)", ctxPtr, id);
return 0;
}
const HLEFunction sceAudiocodec[] = {
{0X70A703F8, &WrapI_UI<sceAudiocodecDecode>, "sceAudiocodecDecode", 'i', "xi"},
{0X5B37EB1D, &WrapI_UI<sceAudiocodecInit>, "sceAudiocodecInit", 'i', "xi"},
{0X8ACA11D5, &WrapI_UI<sceAudiocodecGetInfo>, "sceAudiocodecGetInfo", 'i', "xi"},
{0X3A20A200, &WrapI_UI<sceAudiocodecGetEDRAM>, "sceAudiocodecGetEDRAM", 'i', "xi"},
{0X29681260, &WrapI_UI<sceAudiocodecReleaseEDRAM>, "sceAudiocodecReleaseEDRAM", 'i', "xi"},
{0X9D3F790C, &WrapI_UI<sceAudiocodecCheckNeedMem>, "sceAudiocodecCheckNeedMem", 'i', "xi"},
{0X59176A0F, nullptr, "sceAudiocodec_59176A0F", '?', "" },
};
void Register_sceAudiocodec()
{
RegisterModule("sceAudiocodec", ARRAY_SIZE(sceAudiocodec), sceAudiocodec);
}
void __sceAudiocodecDoState(PointerWrap &p){
auto s = p.Section("AudioList", 0, 2);
if (!s) {
oldStateLoaded = true;
return;
}
int count = (int)audioList.size();
Do(p, count);
if (count > 0) {
if (p.mode == PointerWrap::MODE_READ) {
clearDecoders();
// loadstate if audioList is nonempty
auto codec_ = new int[count];
auto ctxPtr_ = new u32[count];
// These sizeof(pointers) are wrong, but kept to avoid breaking on old saves.
// They're not used in new savestates.
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wunknown-warning-option"
#pragma clang diagnostic ignored "-Wsizeof-pointer-div"
#endif
DoArray(p, codec_, s >= 2 ? count : (int)ARRAY_SIZE(codec_));
DoArray(p, ctxPtr_, s >= 2 ? count : (int)ARRAY_SIZE(ctxPtr_));
for (int i = 0; i < count; i++) {
auto decoder = new SimpleAudio(codec_[i]);
decoder->SetCtxPtr(ctxPtr_[i]);
audioList[ctxPtr_[i]] = decoder;
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
delete[] codec_;
delete[] ctxPtr_;
}
else
{
// savestate if audioList is nonempty
// Some of this is only necessary in Write but won't really hurt Measure.
auto codec_ = new int[count];
auto ctxPtr_ = new u32[count];
int i = 0;
for (auto it = audioList.begin(), end = audioList.end(); it != end; it++) {
const SimpleAudio *decoder = it->second;
codec_[i] = decoder->GetAudioType();
ctxPtr_[i] = decoder->GetCtxPtr();
i++;
}
DoArray(p, codec_, count);
DoArray(p, ctxPtr_, count);
delete[] codec_;
delete[] ctxPtr_;
}
}
}