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119 lines
3 KiB
C++
119 lines
3 KiB
C++
// Adapted from TWMapImagesRecovery by Tardo: https://github.com/Tardo/TWMapImagesRecovery
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#include <game/mapitems.h>
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#include <base/system.h>
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#include <engine/shared/datafile.h>
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#include <engine/storage.h>
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#include <pnglite.h>
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bool Process(IStorage *pStorage, const char *pMapName, const char *pPathSave)
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{
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CDataFileReader Map;
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if(!Map.Open(pStorage, pMapName, IStorage::TYPE_ABSOLUTE))
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{
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dbg_msg("map_extract", "error opening map '%s'", pMapName);
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return false;
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}
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// check version
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CMapItemVersion *pVersion = (CMapItemVersion *)Map.FindItem(MAPITEMTYPE_VERSION, 0);
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if(pVersion && pVersion->m_Version != 1)
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return false;
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dbg_msg("map_extract", "Make sure you have the permission to use these images and sounds in your own maps");
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CMapItemInfo *pInfo = (CMapItemInfo *)Map.FindItem(MAPITEMTYPE_INFO, 0);
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if(pInfo)
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{
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dbg_msg("map_extract", "author: %s", (char *)Map.GetData(pInfo->m_Author));
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dbg_msg("map_extract", "version: %s", (char *)Map.GetData(pInfo->m_MapVersion));
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dbg_msg("map_extract", "credits: %s", (char *)Map.GetData(pInfo->m_Credits));
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dbg_msg("map_extract", "license: %s", (char *)Map.GetData(pInfo->m_License));
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}
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int Start, Num;
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// load images
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Map.GetType(MAPITEMTYPE_IMAGE, &Start, &Num);
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for(int i = 0; i < Num; i++)
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{
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CMapItemImage *pItem = (CMapItemImage *)Map.GetItem(Start+i, 0, 0);
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char *pName = (char *)Map.GetData(pItem->m_ImageName);
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if(pItem->m_External)
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continue;
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char aBuf[512];
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str_format(aBuf, sizeof(aBuf), "%s/%s.png", pPathSave, pName);
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dbg_msg("map_extract", "writing image: %s (%dx%d)", aBuf, pItem->m_Width, pItem->m_Height);
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// copy image data
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png_t Png;
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png_open_file_write(&Png, aBuf);
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png_set_data(&Png, pItem->m_Width, pItem->m_Height, 8, PNG_TRUECOLOR_ALPHA, (unsigned char*)Map.GetData(pItem->m_ImageData));
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png_close_file(&Png);
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}
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// load sounds
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Map.GetType(MAPITEMTYPE_SOUND, &Start, &Num);
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for(int i = 0; i < Num; i++)
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{
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CMapItemSound *pItem = (CMapItemSound *)Map.GetItem(Start+i, 0, 0);
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char *pName = (char *)Map.GetData(pItem->m_SoundName);
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if(pItem->m_External)
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continue;
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char aBuf[512];
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str_format(aBuf, sizeof(aBuf), "%s/%s.opus", pPathSave, pName);
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dbg_msg("map_extract", "writing sound: %s (%d B)", aBuf, pItem->m_SoundDataSize);
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IOHANDLE Opus = io_open(aBuf, IOFLAG_WRITE);
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io_write(Opus, (unsigned char*)Map.GetData(pItem->m_SoundData), pItem->m_SoundDataSize);
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io_close(Opus);
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}
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return Map.Close();
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}
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int main(int argc, char *argv[])
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{
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dbg_logger_stdout();
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char aMap[512];
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char aDir[512];
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IStorage *pStorage = CreateLocalStorage();
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if (argc == 2)
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{
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str_copy(aMap, argv[1], sizeof(aMap));
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str_copy(aDir, ".", sizeof(aMap));
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}
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else if (argc == 3)
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{
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str_copy(aMap, argv[1], sizeof(aMap));
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str_copy(aDir, argv[2], sizeof(aDir));
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}
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else
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{
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dbg_msg("usage", "%s map [directory]", argv[0]);
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return -1;
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}
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if (!fs_is_dir(aDir))
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{
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dbg_msg("usage", "directory '%s' does not exist", aDir);
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return -1;
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}
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png_init(0, 0);
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return Process(pStorage, aMap, aDir) ? 0 : 1;
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}
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