mirror of
https://github.com/libretro/ppsspp.git
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365 lines
11 KiB
C++
365 lines
11 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program 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
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include "native/ext/jpge/jpgd.h"
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#include "Common.h"
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#include "Common/ChunkFile.h"
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#include "Core/HLE/HLE.h"
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#include "Core/Reporting.h"
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#include "sceMpeg.h"
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//Uncomment if you want to dump JPEGs loaded through sceJpeg to a file
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//#define JPEG_DEBUG
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#ifdef JPEG_DEBUG
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#include "ext/xxhash.h"
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#endif
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#include <algorithm>
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static int mjpegWidth, mjpegHeight;
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void __JpegInit() {
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mjpegWidth = 0;
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mjpegHeight = 0;
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}
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void __JpegDoState(PointerWrap &p) {
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auto s = p.Section("sceJpeg", 1);
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if (!s)
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return;
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p.Do(mjpegWidth);
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p.Do(mjpegHeight);
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}
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u32 convertYCbCrToABGR (int y, int cb, int cr) {
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//see http://en.wikipedia.org/wiki/Yuv#Y.27UV444_to_RGB888_conversion for more information.
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cb = cb - 128;
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cr = cr - 128;
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int r = y + cr + (cr >> 2) + (cr >> 3) + (cr >> 5);
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int g = y - ((cb >> 2) + (cb >> 4) + (cb >> 5)) - ((cr >> 1) + (cr >> 3) + (cr >> 4) + (cr >> 5));
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int b = y + cb + (cb >> 1) + (cb >> 2) + (cb >> 6);
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// check rgb value.
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if (r > 0xFF) r = 0xFF; if(r < 0) r = 0;
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if (g > 0xFF) g = 0xFF; if(g < 0) g = 0;
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if (b > 0xFF) b = 0xFF; if(b < 0) b = 0;
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return 0xFF000000 | (b << 16) | (g << 8) | (r << 0);
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}
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void __JpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferWidth) {
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int height = widthHeight & 0xFFF;
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int width = (widthHeight >> 16) & 0xFFF;
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int lineWidth = std::min(width, bufferWidth);
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int skipEndOfLine = std::max(0, bufferWidth - lineWidth);
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u32 *imageBuffer = (u32*)Memory::GetPointer(imageAddr);
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int sizeY = width * height;
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int sizeCb = sizeY >> 2;
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u8 *Y = (u8*)Memory::GetPointer(yCbCrAddr);
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u8 *Cb = Y + sizeY;
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u8 *Cr = Cb + sizeCb;
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for (int y = 0; y < height; ++y) {
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for (int x = 0; x < width; x += 4) {
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u8 y0 = Y[x + 0];
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u8 y1 = Y[x + 1];
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u8 y2 = Y[x + 2];
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u8 y3 = Y[x + 3];
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u8 cb = *Cb++;
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u8 cr = *Cr++;
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// Convert to ABGR
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u32 abgr0 = convertYCbCrToABGR(y0, cb, cr);
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u32 abgr1 = convertYCbCrToABGR(y1, cb, cr);
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u32 abgr2 = convertYCbCrToABGR(y2, cb, cr);
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u32 abgr3 = convertYCbCrToABGR(y3, cb, cr);
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// Write ABGR
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imageBuffer[x + 0] = abgr0;
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imageBuffer[x + 1] = abgr1;
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imageBuffer[x + 2] = abgr2;
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imageBuffer[x + 3] = abgr3;
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}
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Y += width;
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imageBuffer += width;
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imageBuffer += skipEndOfLine;
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}
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}
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int sceJpegMJpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferWidth)
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{
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__JpegCsc(imageAddr, yCbCrAddr, widthHeight, bufferWidth);
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DEBUG_LOG(ME, "sceJpegMJpegCsc(%i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth);
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return 0;
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}
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int sceJpegDecodeMJpeg(u32 jpegAddr, int jpegSize, u32 imageAddr, int dhtMode)
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{
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ERROR_LOG_REPORT(ME, "UNIMPL sceJpegDecodeMJpeg(%i, %i, %i, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
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return 0;
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}
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int sceJpegDeleteMJpeg()
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{
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WARN_LOG(ME, "sceJpegDeleteMJpeg()");
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return 0;
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}
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int sceJpegDecodeMJpegSuccessively(u32 jpegAddr, int jpegSize, u32 imageAddr, int dhtMode)
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{
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ERROR_LOG_REPORT(ME, "UNIMPL sceJpegDecodeMJpegSuccessively(%i, %i, %i, %i)", jpegAddr, jpegSize, imageAddr, dhtMode);
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return 0;
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}
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int sceJpegCsc(u32 imageAddr, u32 yCbCrAddr, int widthHeight, int bufferWidth, int colourInfo)
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{
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if (bufferWidth < 0 || widthHeight < 0){
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WARN_LOG(ME, "sceJpegCsc(%i, %i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
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return ERROR_JPEG_INVALID_VALUE;
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}
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__JpegCsc(imageAddr, yCbCrAddr, widthHeight, bufferWidth);
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DEBUG_LOG(ME, "sceJpegCsc(%i, %i, %i, %i, %i)", imageAddr, yCbCrAddr, widthHeight, bufferWidth, colourInfo);
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return 0;
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}
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int sceJpegFinishMJpeg()
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{
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WARN_LOG(ME, "sceJpegFinishMJpeg()");
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return 0;
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}
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int getYCbCrBufferSize(int w, int h) {
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// Return necessary buffer size for conversion: 12 bits per pixel
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return ((w * h) >> 1) * 3;
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}
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int __JpegGetOutputInfo(u32 jpegAddr, int jpegSize, u32 colourInfoAddr) {
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u8 *buf = Memory::GetPointer(jpegAddr);
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int width, height, actual_components;
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unsigned char *jpegBuf = jpgd::decompress_jpeg_image_from_memory(buf, jpegSize, &width, &height, &actual_components, 3);
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if (actual_components != 3) {
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// The assumption that the image was RGB was wrong...
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// Try again.
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int components = actual_components;
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jpegBuf = jpgd::decompress_jpeg_image_from_memory(buf, jpegSize, &width, &height, &actual_components, components);
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}
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if (jpegBuf == NULL) {
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ERROR_LOG(ME, "sceJpegGetOutputInfo: Bad JPEG data");
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return getYCbCrBufferSize(0, 0);
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}
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// Buffer to store info about the color space in use.
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// - Bits 24 to 32 (Always empty): 0x00
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// - Bits 16 to 24 (Color mode): 0x00 (Unknown), 0x01 (Greyscale) or 0x02 (YCbCr)
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// - Bits 8 to 16 (Vertical chroma subsampling value): 0x00, 0x01 or 0x02
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// - Bits 0 to 8 (Horizontal chroma subsampling value): 0x00, 0x01 or 0x02
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if (Memory::IsValidAddress(colourInfoAddr)) {
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Memory::Write_U32(0x00020202, colourInfoAddr);
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}
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#ifdef JPEG_DEBUG
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char jpeg_fname[256];
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u8 *jpegBuf = Memory::GetPointer(jpegAddr);
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uint32 jpeg_xxhash = XXH32((const char *)jpegBuf, jpegSize, 0xC0108888);
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sprintf(jpeg_fname, "Jpeg\\%X.jpg", jpeg_xxhash);
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FILE *wfp = fopen(jpeg_fname, "wb");
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if (!wfp) {
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_wmkdir(L"Jpeg\\");
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wfp = fopen(jpeg_fname, "wb");
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}
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fwrite(jpegBuf, 1, jpegSize, wfp);
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fclose(wfp);
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#endif //JPEG_DEBUG
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return getYCbCrBufferSize(width, height);
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}
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int sceJpegGetOutputInfo(u32 jpegAddr, int jpegSize, u32 colourInfoAddr, int dhtMode)
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{
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if (!Memory::IsValidAddress(jpegAddr)) {
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ERROR_LOG(ME, "sceJpegGetOutputInfo: Bad JPEG address 0x%08x", jpegAddr);
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return getYCbCrBufferSize(0, 0);
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}
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DEBUG_LOG(ME, "sceJpegGetOutputInfo(%i, %i, %i, %i)", jpegAddr, jpegSize, colourInfoAddr, dhtMode);
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return __JpegGetOutputInfo(jpegAddr, jpegSize, colourInfoAddr);
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}
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int getWidthHeight(int width, int height) {
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return (width << 16) | height;
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}
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u32 convertRGBToYCbCr(u32 rgb) {
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//see http://en.wikipedia.org/wiki/Yuv#Y.27UV444_to_RGB888_conversion for more information.
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u8 r = (rgb >> 16) & 0xFF;
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u8 g = (rgb >> 8) & 0xFF;
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u8 b = (rgb >> 0) & 0xFF;
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int y = 0.299f * r + 0.587f * g + 0.114f * b + 0;
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int cb = -0.169f * r - 0.331f * g + 0.499f * b + 128.0f;
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int cr = 0.499f * r - 0.418f * g - 0.0813f * b + 128.0f;
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// check yCbCr value
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if ( y > 0xFF) y = 0xFF; if ( y < 0) y = 0;
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if (cb > 0xFF) cb = 0xFF; if (cb < 0) cb = 0;
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if (cr > 0xFF) cr = 0xFF; if (cr < 0) cr = 0;
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return (y << 16) | (cb << 8) | cr;
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}
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int __JpegConvertRGBToYCbCr (const void *data, u32 bufferOutputAddr, int width, int height) {
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u24_be *imageBuffer = (u24_be*)data;
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int sizeY = width * height;
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int sizeCb = sizeY >> 2;
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u8 *Y = (u8*)Memory::GetPointer(bufferOutputAddr);
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u8 *Cb = Y + sizeY;
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u8 *Cr = Cb + sizeCb;
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for (int y = 0; y < height; ++y) {
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for (int x = 0; x < width; x += 4) {
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u32 abgr0 = imageBuffer[x + 0];
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u32 abgr1 = imageBuffer[x + 1];
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u32 abgr2 = imageBuffer[x + 2];
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u32 abgr3 = imageBuffer[x + 3];
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u32 yCbCr0 = convertRGBToYCbCr(abgr0);
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u32 yCbCr1 = convertRGBToYCbCr(abgr1);
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u32 yCbCr2 = convertRGBToYCbCr(abgr2);
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u32 yCbCr3 = convertRGBToYCbCr(abgr3);
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Y[x + 0] = (yCbCr0 >> 16) & 0xFF;
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Y[x + 1] = (yCbCr1 >> 16) & 0xFF;
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Y[x + 2] = (yCbCr2 >> 16) & 0xFF;
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Y[x + 3] = (yCbCr3 >> 16) & 0xFF;
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*Cb++ = (yCbCr0 >> 8) & 0xFF;
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*Cr++ = yCbCr0 & 0xFF;
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}
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imageBuffer += width;
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Y += width ;
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}
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return (width << 16) | height;
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}
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int __JpegDecodeMJpegYCbCr(u32 jpegAddr, int jpegSize, u32 yCbCrAddr) {
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u8 *buf = Memory::GetPointer(jpegAddr);
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int width, height, actual_components;
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unsigned char *jpegBuf = jpgd::decompress_jpeg_image_from_memory(buf, jpegSize, &width, &height, &actual_components, 3);
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if (actual_components != 3) {
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// The assumption that the image was RGB was wrong...
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// Try again.
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int components = actual_components;
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jpegBuf = jpgd::decompress_jpeg_image_from_memory(buf, jpegSize, &width, &height, &actual_components, components);
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}
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if (jpegBuf == NULL) {
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return getWidthHeight(0, 0);
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}
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if (actual_components == 3) {
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__JpegConvertRGBToYCbCr(jpegBuf, yCbCrAddr, width, height);
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}
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// TODO: There's more...
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return getWidthHeight(width, height);
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}
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int sceJpegDecodeMJpegYCbCr(u32 jpegAddr, int jpegSize, u32 yCbCrAddr, int yCbCrSize, int dhtMode)
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{
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if (!Memory::IsValidAddress(jpegAddr)) {
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ERROR_LOG(ME, "sceJpegDecodeMJpegYCbCr: Bad JPEG address 0x%08x", jpegAddr);
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return getWidthHeight(0, 0);
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}
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DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCr(%i, %i, %i, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
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return __JpegDecodeMJpegYCbCr(jpegAddr, jpegSize, yCbCrAddr);
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}
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int sceJpegDecodeMJpegYCbCrSuccessively(u32 jpegAddr, int jpegSize, u32 yCbCrAddr, int yCbCrSize, int dhtMode)
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{
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if (!Memory::IsValidAddress(jpegAddr)) {
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ERROR_LOG(ME, "sceJpegDecodeMJpegYCbCrSuccessively: Bad JPEG address 0x%08x", jpegAddr);
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return getWidthHeight(0, 0);
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}
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DEBUG_LOG(ME, "sceJpegDecodeMJpegYCbCrSuccessively(%i, %i, %i, %i, %i)", jpegAddr, jpegSize, yCbCrAddr, yCbCrSize, dhtMode);
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// Do as same way as sceJpegDecodeMJpegYCbCr() but with smaller block size
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return __JpegDecodeMJpegYCbCr(jpegAddr, jpegSize, yCbCrAddr);
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}
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int sceJpeg_9B36444C()
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{
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ERROR_LOG_REPORT(ME, "UNIMPL sceJpeg_9B36444C()");
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return 0;
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}
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int sceJpegCreateMJpeg(int width, int height)
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{
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mjpegWidth = width;
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mjpegHeight = height;
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INFO_LOG(ME, "sceJpegCreateMJpeg(%i, %i)", width, height);
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return 0;
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}
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int sceJpegInitMJpeg()
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{
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WARN_LOG(ME, "sceJpegInitMJpeg()");
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return 0;
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}
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int sceJpegMJpegCscWithColorOption()
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{
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ERROR_LOG_REPORT(ME, "UNIMPL sceJpegMJpegCscWithColorOption()");
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return 0;
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}
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int sceJpegDecompressAllImage()
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{
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ERROR_LOG_REPORT(ME, "UNIMPL sceJpegDecompressAllImage()");
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return 0;
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}
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const HLEFunction sceJpeg[] =
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{
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{0x0425B986, WrapI_V<sceJpegDecompressAllImage>, "sceJpegDecompressAllImage"},
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{0x04B5AE02, WrapI_UUII<sceJpegMJpegCsc>, "sceJpegMJpegCsc"},
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{0x04B93CEF, WrapI_UIUI<sceJpegDecodeMJpeg>, "sceJpegDecodeMJpeg"},
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{0x227662D7, WrapI_UIUII<sceJpegDecodeMJpegYCbCrSuccessively>, "sceJpegDecodeMJpegYCbCrSuccessively"},
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{0x48B602B7, WrapI_V<sceJpegDeleteMJpeg>, "sceJpegDeleteMJpeg"},
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{0x64B6F978, WrapI_UIUI<sceJpegDecodeMJpegSuccessively>, "sceJpegDecodeMJpegSuccessively"},
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{0x67F0ED84, WrapI_UUIII<sceJpegCsc>, "sceJpegCsc"},
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{0x7D2F3D7F, WrapI_V<sceJpegFinishMJpeg>, "sceJpegFinishMJpeg"},
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{0x8F2BB012, WrapI_UIUI<sceJpegGetOutputInfo>, "sceJpegGetOutputInfo"},
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{0x91EED83C, WrapI_UIUII<sceJpegDecodeMJpegYCbCr>, "sceJpegDecodeMJpegYCbCr"},
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{0x9B36444C, WrapI_V<sceJpeg_9B36444C>, "sceJpeg_9B36444C"},
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{0x9D47469C, WrapI_II<sceJpegCreateMJpeg>, "sceJpegCreateMJpeg"},
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{0xAC9E70E6, WrapI_V<sceJpegInitMJpeg>, "sceJpegInitMJpeg"},
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{0xa06a75c4, WrapI_V<sceJpegMJpegCscWithColorOption>, "sceJpegMJpegCscWithColorOption"},
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};
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void Register_sceJpeg()
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{
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RegisterModule("sceJpeg", ARRAY_SIZE(sceJpeg), sceJpeg);
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}
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