rpcs3/rpcs3/Emu/SysCalls/Modules/cellPngDec.cpp
Bigpet 25c3aa8e19 fixes to get llvm to compile (excepti for utils.cpp, that'll get fixed
later)

Eradicate the Array almost everywhere, some usages like Stack still
remains
2014-04-12 12:06:52 +02:00

321 lines
11 KiB
C++

#include "stdafx.h"
#include "Emu/SysCalls/SysCalls.h"
#include "Emu/SysCalls/SC_FUNC.h"
#include "cellPngDec.h"
#include "stblib/stb_image.h"
void cellPngDec_init();
Module cellPngDec(0x0018, cellPngDec_init);
int cellPngDecCreate(u32 mainHandle, u32 threadInParam, u32 threadOutParam)
{
UNIMPLEMENTED_FUNC(cellPngDec);
return CELL_OK;
}
int cellPngDecDestroy(u32 mainHandle)
{
UNIMPLEMENTED_FUNC(cellPngDec);
return CELL_OK;
}
int cellPngDecOpen(u32 mainHandle, mem32_t subHandle, mem_ptr_t<CellPngDecSrc> src, u32 openInfo)
{
cellPngDec.Warning("cellPngDecOpen(mainHandle=0x%x, subHandle=0x%x, src_addr=0x%x, openInfo=0x%x)",
mainHandle, subHandle.GetAddr(), src.GetAddr(), openInfo);
if (!subHandle.IsGood() || !src.IsGood())
return CELL_PNGDEC_ERROR_ARG;
CellPngDecSubHandle *current_subHandle = new CellPngDecSubHandle;
current_subHandle->fd = NULL;
current_subHandle->src = *src;
switch(src->srcSelect.ToBE())
{
case const_se_t<u32, CELL_PNGDEC_BUFFER>::value:
current_subHandle->fileSize = src->streamSize.ToLE();
break;
case const_se_t<u32, CELL_PNGDEC_FILE>::value:
// Get file descriptor
MemoryAllocator<be_t<u32>> fd;
int ret = cellFsOpen(src->fileName_addr, 0, fd.GetAddr(), NULL, 0);
current_subHandle->fd = fd->ToLE();
if(ret != CELL_OK) return CELL_PNGDEC_ERROR_OPEN_FILE;
// Get size of file
MemoryAllocator<CellFsStat> sb; // Alloc a CellFsStat struct
ret = cellFsFstat(current_subHandle->fd, sb.GetAddr());
if(ret != CELL_OK) return ret;
current_subHandle->fileSize = sb->st_size; // Get CellFsStat.st_size
break;
}
// From now, every u32 subHandle argument is a pointer to a CellPngDecSubHandle struct.
subHandle = cellPngDec.GetNewId(current_subHandle);
return CELL_OK;
}
int cellPngDecClose(u32 mainHandle, u32 subHandle)
{
cellPngDec.Warning("cellPngDecClose(mainHandle=0x%x,subHandle=0x%x)", mainHandle, subHandle);
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
cellFsClose(subHandle_data->fd);
Emu.GetIdManager().RemoveID(subHandle);
return CELL_OK;
}
int cellPngDecReadHeader(u32 mainHandle, u32 subHandle, mem_ptr_t<CellPngDecInfo> info)
{
if (!info.IsGood())
return CELL_PNGDEC_ERROR_ARG;
cellPngDec.Warning("cellPngDecReadHeader(mainHandle=0x%x, subHandle=0x%x, info_addr=0x%llx)", mainHandle, subHandle, info.GetAddr());
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
CellPngDecInfo& current_info = subHandle_data->info;
//Check size of file
if(fileSize < 29) return CELL_PNGDEC_ERROR_HEADER; // Error: The file is smaller than the length of a PNG header
//Write the header to buffer
MemoryAllocator<be_t<u32>> buffer(34); // Alloc buffer for PNG header
MemoryAllocator<be_t<u64>> pos, nread;
switch(subHandle_data->src.srcSelect.ToLE())
{
case CELL_PNGDEC_BUFFER:
Memory.Copy(buffer.GetAddr(), subHandle_data->src.streamPtr.ToLE(), buffer.GetSize());
break;
case CELL_PNGDEC_FILE:
cellFsLseek(fd, 0, CELL_SEEK_SET, pos.GetAddr());
cellFsRead(fd, buffer.GetAddr(), buffer.GetSize(), nread.GetAddr());
break;
}
if (buffer[0] != 0x89504E47 ||
buffer[1] != 0x0D0A1A0A || // Error: The first 8 bytes are not a valid PNG signature
buffer[3] != 0x49484452) // Error: The PNG file does not start with an IHDR chunk
{
return CELL_PNGDEC_ERROR_HEADER;
}
switch (buffer.To<u8>()[25])
{
case 0: current_info.colorSpace = CELL_PNGDEC_GRAYSCALE; current_info.numComponents = 1; break;
case 2: current_info.colorSpace = CELL_PNGDEC_RGB; current_info.numComponents = 3; break;
case 3: current_info.colorSpace = CELL_PNGDEC_PALETTE; current_info.numComponents = 1; break;
case 4: current_info.colorSpace = CELL_PNGDEC_GRAYSCALE_ALPHA; current_info.numComponents = 2; break;
case 6: current_info.colorSpace = CELL_PNGDEC_RGBA; current_info.numComponents = 4; break;
default: return CELL_PNGDEC_ERROR_HEADER; // Not supported color type
}
current_info.imageWidth = buffer[4];
current_info.imageHeight = buffer[5];
current_info.bitDepth = buffer.To<u8>()[24];
current_info.interlaceMethod = buffer.To<u8>()[28];
current_info.chunkInformation = 0; // Unimplemented
*info = current_info;
return CELL_OK;
}
int cellPngDecDecodeData(u32 mainHandle, u32 subHandle, mem8_ptr_t data, const mem_ptr_t<CellPngDecDataCtrlParam> dataCtrlParam, mem_ptr_t<CellPngDecDataOutInfo> dataOutInfo)
{
if (!data.IsGood() || !dataCtrlParam.IsGood() || !dataOutInfo.IsGood())
return CELL_PNGDEC_ERROR_ARG;
dataOutInfo->status = CELL_PNGDEC_DEC_STATUS_STOP;
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
const u32& fd = subHandle_data->fd;
const u64& fileSize = subHandle_data->fileSize;
const CellPngDecOutParam& current_outParam = subHandle_data->outParam;
//Copy the PNG file to a buffer
MemoryAllocator<unsigned char> png(fileSize);
MemoryAllocator<u64> pos, nread;
switch(subHandle_data->src.srcSelect.ToLE())
{
case CELL_PNGDEC_BUFFER:
Memory.Copy(png.GetAddr(), subHandle_data->src.streamPtr.ToLE(), png.GetSize());
break;
case CELL_PNGDEC_FILE:
cellFsLseek(fd, 0, CELL_SEEK_SET, pos.GetAddr());
cellFsRead(fd, png.GetAddr(), png.GetSize(), nread.GetAddr());
break;
}
//Decode PNG file. (TODO: Is there any faster alternative? Can we do it without external libraries?)
int width, height, actual_components;
auto image = std::unique_ptr<unsigned char,decltype(&::free)>
(
stbi_load_from_memory(png.GetPtr(), fileSize, &width, &height, &actual_components, 4),
&::free
);
if (!image) return CELL_PNGDEC_ERROR_STREAM_FORMAT;
uint image_size = width * height;
switch(current_outParam.outputColorSpace)
{
case CELL_PNGDEC_RGB:
case CELL_PNGDEC_RGBA:
{
const char nComponents = (CELL_PNGDEC_RGBA ? 4 : 3);
image_size *= nComponents;
if (dataCtrlParam->outputBytesPerLine > width * nComponents) //check if we need padding
{
//TODO: find out if we can't do padding without an extra copy
char *output = (char *) malloc(dataCtrlParam->outputBytesPerLine*height);
for (int i = 0; i < height; i++)
{
memcpy(&output[i*dataCtrlParam->outputBytesPerLine], &image.get()[width*nComponents*i], width*nComponents);
}
Memory.CopyFromReal(data.GetAddr(), output, dataCtrlParam->outputBytesPerLine*height);
free(output);
}
else
{
Memory.CopyFromReal(data.GetAddr(), image.get(), image_size);
}
}
break;
case CELL_PNGDEC_ARGB:
{
const char nComponents = 4;
image_size *= nComponents;
if (dataCtrlParam->outputBytesPerLine > width * nComponents) //check if we need padding
{
//TODO: find out if we can't do padding without an extra copy
char *output = (char *) malloc(dataCtrlParam->outputBytesPerLine*height);
for (int i = 0; i < height; i++)
{
for (int j = 0; j < width * nComponents; j += nComponents){
output[i*dataCtrlParam->outputBytesPerLine + j ] = image.get()[i*width * nComponents + j + 3];
output[i*dataCtrlParam->outputBytesPerLine + j + 1] = image.get()[i*width * nComponents + j + 0];
output[i*dataCtrlParam->outputBytesPerLine + j + 2] = image.get()[i*width * nComponents + j + 1];
output[i*dataCtrlParam->outputBytesPerLine + j + 3] = image.get()[i*width * nComponents + j + 2];
}
}
Memory.CopyFromReal(data.GetAddr(), output, dataCtrlParam->outputBytesPerLine*height);
free(output);
}
else
{
for (uint i = 0; i < image_size; i += nComponents)
{
data += image.get()[i + 3];
data += image.get()[i + 0];
data += image.get()[i + 1];
data += image.get()[i + 2];
}
}
}
break;
case CELL_PNGDEC_GRAYSCALE:
case CELL_PNGDEC_PALETTE:
case CELL_PNGDEC_GRAYSCALE_ALPHA:
cellPngDec.Error("cellPngDecDecodeData: Unsupported color space (%d)", current_outParam.outputColorSpace.ToLE());
break;
default:
return CELL_PNGDEC_ERROR_ARG;
}
dataOutInfo->status = CELL_PNGDEC_DEC_STATUS_FINISH;
return CELL_OK;
}
int cellPngDecSetParameter(u32 mainHandle, u32 subHandle, const mem_ptr_t<CellPngDecInParam> inParam, mem_ptr_t<CellPngDecOutParam> outParam)
{
if (!inParam.IsGood() || !outParam.IsGood())
return CELL_PNGDEC_ERROR_ARG;
CellPngDecSubHandle* subHandle_data;
if(!cellPngDec.CheckId(subHandle, subHandle_data))
return CELL_PNGDEC_ERROR_FATAL;
CellPngDecInfo& current_info = subHandle_data->info;
CellPngDecOutParam& current_outParam = subHandle_data->outParam;
current_outParam.outputWidthByte = (current_info.imageWidth * current_info.numComponents * current_info.bitDepth) / 8;
current_outParam.outputWidth = current_info.imageWidth;
current_outParam.outputHeight = current_info.imageHeight;
current_outParam.outputColorSpace = inParam->outputColorSpace;
switch (current_outParam.outputColorSpace)
{
case CELL_PNGDEC_PALETTE:
case CELL_PNGDEC_GRAYSCALE: current_outParam.outputComponents = 1; break;
case CELL_PNGDEC_GRAYSCALE_ALPHA: current_outParam.outputComponents = 2; break;
case CELL_PNGDEC_RGB: current_outParam.outputComponents = 3; break;
case CELL_PNGDEC_RGBA:
case CELL_PNGDEC_ARGB: current_outParam.outputComponents = 4; break;
default: return CELL_PNGDEC_ERROR_ARG; // Not supported color space
}
current_outParam.outputBitDepth = inParam->outputBitDepth;
current_outParam.outputMode = inParam->outputMode;
current_outParam.useMemorySpace = 0; // Unimplemented
*outParam = current_outParam;
return CELL_OK;
}
void cellPngDec_init()
{
cellPngDec.AddFunc(0x157d30c5, cellPngDecCreate);
cellPngDec.AddFunc(0x820dae1a, cellPngDecDestroy);
cellPngDec.AddFunc(0xd2bc5bfd, cellPngDecOpen);
cellPngDec.AddFunc(0x5b3d1ff1, cellPngDecClose);
cellPngDec.AddFunc(0x9ccdcc95, cellPngDecReadHeader);
cellPngDec.AddFunc(0x2310f155, cellPngDecDecodeData);
cellPngDec.AddFunc(0xe97c9bd4, cellPngDecSetParameter);
/*cellPngDec.AddFunc(0x48436b2d, cellPngDecExtCreate);
cellPngDec.AddFunc(0x0c515302, cellPngDecExtOpen);
cellPngDec.AddFunc(0x8b33f863, cellPngDecExtReadHeader);
cellPngDec.AddFunc(0x726fc1d0, cellPngDecExtDecodeData);
cellPngDec.AddFunc(0x9e9d7d42, cellPngDecExtSetParameter);
cellPngDec.AddFunc(0x7585a275, cellPngDecGetbKGD);
cellPngDec.AddFunc(0x7a062d26, cellPngDecGetcHRM);
cellPngDec.AddFunc(0xb153629c, cellPngDecGetgAMA);
cellPngDec.AddFunc(0xb905ebb7, cellPngDecGethIST);
cellPngDec.AddFunc(0xf44b6c30, cellPngDecGetiCCP);
cellPngDec.AddFunc(0x27c921b5, cellPngDecGetoFFs);
cellPngDec.AddFunc(0xb4fe75e1, cellPngDecGetpCAL);
cellPngDec.AddFunc(0x3d50016a, cellPngDecGetpHYs);
cellPngDec.AddFunc(0x30cb334a, cellPngDecGetsBIT);
cellPngDec.AddFunc(0xc41e1198, cellPngDecGetsCAL);
cellPngDec.AddFunc(0xa5cdf57e, cellPngDecGetsPLT);
cellPngDec.AddFunc(0xe4416e82, cellPngDecGetsRGB);
cellPngDec.AddFunc(0x35a6846c, cellPngDecGettIME);
cellPngDec.AddFunc(0xb96fb26e, cellPngDecGettRNS);
cellPngDec.AddFunc(0xe163977f, cellPngDecGetPLTE);
cellPngDec.AddFunc(0x609ec7d5, cellPngDecUnknownChunks);
cellPngDec.AddFunc(0xb40ca175, cellPngDecGetTextChunk);*/
}