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2026-02-02 04:50:13 +01:00

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6.3 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include "image/codecs/codec.h"
#include "image/jpeg.h"
#include "image/codecs/bmp_raw.h"
#include "image/codecs/cdtoons.h"
#include "image/codecs/cinepak.h"
#include "image/codecs/indeo3.h"
#include "image/codecs/indeo4.h"
#include "image/codecs/indeo5.h"
#include "image/codecs/jyv1.h"
#include "image/codecs/mjpeg.h"
#include "image/codecs/mpeg.h"
#include "image/codecs/msvideo1.h"
#include "image/codecs/msrle.h"
#include "image/codecs/msrle4.h"
#include "image/codecs/qtrle.h"
#include "image/codecs/rpza.h"
#include "image/codecs/smc.h"
#include "image/codecs/svq1.h"
#include "image/codecs/truemotion1.h"
#include "image/codecs/xan.h"
#include "common/endian.h"
#include "common/system.h"
#include "common/textconsole.h"
namespace Image {
Graphics::PixelFormat Codec::getDefaultYUVFormat() {
Graphics::PixelFormat format = g_system->getScreenFormat();
// Default to a 32bpp format, if in 8bpp mode
if (format.isCLUT8())
return Graphics::PixelFormat::createFormatRGBA32();
else
return format;
}
Codec *createBitmapCodec(uint32 tag, uint32 streamTag, int width, int height, int bitsPerPixel) {
#ifdef USE_JYV1
// Crusader videos are special cased here because the frame type is not in the "compression"
// tag but in the "stream handler" tag for these files
if (JYV1Decoder::isJYV1StreamTag(streamTag)) {
assert(bitsPerPixel == 8);
return new JYV1Decoder(width, height, streamTag);
}
#endif
const char *missingCodec = nullptr;
switch (tag) {
case SWAP_CONSTANT_32(0):
return new BitmapRawDecoder(width, height, bitsPerPixel, false);
case SWAP_CONSTANT_32(1):
return new MSRLEDecoder(width, height, bitsPerPixel);
case SWAP_CONSTANT_32(2):
return new MSRLE4Decoder(width, height, bitsPerPixel);
case SWAP_CONSTANT_32(3):
// Used with v4-v5 BMP headers to produce transparent BMPs
return new BitmapRawDecoder(width, height, bitsPerPixel, false);
case MKTAG('C','R','A','M'):
case MKTAG('m','s','v','c'):
case MKTAG('W','H','A','M'):
return new MSVideo1Decoder(width, height, bitsPerPixel);
case MKTAG('c','v','i','d'):
return new CinepakDecoder(bitsPerPixel);
case MKTAG('I','V','3','2'):
#ifdef USE_INDEO3
return new Indeo3Decoder(width, height, bitsPerPixel);
#else
missingCodec = "Indeo 3";
break;
#endif
case MKTAG('I', 'V', '4', '1'):
case MKTAG('I', 'V', '4', '2'):
#ifdef USE_INDEO45
return new Indeo4Decoder(width, height, bitsPerPixel);
#else
missingCodec = "Indeo 4";
break;
#endif
case MKTAG('I', 'V', '5', '0'):
#ifdef USE_INDEO45
return new Indeo5Decoder(width, height, bitsPerPixel);
#else
missingCodec = "Indeo 5";
break;
#endif
case MKTAG('X', 'x', 'a', 'n'):
#ifdef USE_XAN
return new XanDecoder(width, height, bitsPerPixel);
#else
missingCodec = "Xan";
break;
#endif
case MKTAG('D','U','C','K'):
case MKTAG('d','u','c','k'):
#ifdef USE_TRUEMOTION1
return new TrueMotion1Decoder();
#else
missingCodec = "TrueMotion1";
break;
#endif
case MKTAG('m','p','g','2'):
#ifdef USE_MPEG2
return new MPEGDecoder();
#else
missingCodec = "MPEG2";
break;
#endif
case MKTAG('M','J','P','G'):
case MKTAG('m','j','p','g'):
#ifdef USE_MJPEG
return new MJPEGDecoder();
#else
missingCodec = "MJPEG";
break;
#endif
default:
if (tag & 0x00FFFFFF)
warning("Unknown BMP/AVI compression format \'%s\'", tag2str(tag));
else
warning("Unknown BMP/AVI compression format %d", SWAP_BYTES_32(tag));
return 0;
}
assert(missingCodec);
warning("createBitmapCodec(): %s codec is not compiled", missingCodec);
return 0;
}
Codec *createQuickTimeCodec(uint32 tag, int width, int height, int bitsPerPixel) {
const char *missingCodec = nullptr;
switch (tag) {
case MKTAG('c','v','i','d'):
// Cinepak: As used by most Myst and all Riven videos as well as some Myst ME videos. "The Chief" videos also use this. Very popular for Director titles.
return new CinepakDecoder(bitsPerPixel);
case MKTAG('r','p','z','a'):
// Apple Video ("Road Pizza"): Used by some Myst videos.
return new RPZADecoder(width, height);
case MKTAG('r','l','e',' '):
// QuickTime RLE: Used by some Myst ME videos.
return new QTRLEDecoder(width, height, bitsPerPixel);
case MKTAG('s','m','c',' '):
// Apple SMC: Used by some Myst videos.
return new SMCDecoder(width, height);
case MKTAG('S','V','Q','1'):
#ifdef USE_SVQ1
// Sorenson Video 1: Used by some Myst ME videos.
return new SVQ1Decoder(width, height);
#else
missingCodec = "Sorenson Video 1";
break;
#endif
case MKTAG('S','V','Q','3'):
// Sorenson Video 3: Used by some Myst ME videos.
warning("Sorenson Video 3 not yet supported");
return 0;
case MKTAG('j','p','e','g'):
#ifdef USE_JPEG
// JPEG: Used by some Myst ME 10th Anniversary videos.
return new JPEGDecoder();
#else
missingCodec = "JPEG";
break;
#endif
case MKTAG('Q','k','B','k'):
#ifdef USE_CDTOONS
// CDToons: Used by most of the Broderbund games.
return new CDToonsDecoder(width, height);
#else
missingCodec = "CDToons";
break;
#endif
case MKTAG('r','a','w',' '):
// Used my L-Zone-mac (Director game)
return new BitmapRawDecoder(width, height, bitsPerPixel, true, true);
case MKTAG('I','V','3','2'):
#ifdef USE_INDEO3
// Indeo 3: Used by Team Xtreme: Operation Weather Disaster (Spanish)
return new Indeo3Decoder(width, height, bitsPerPixel);
#else
missingCodec = "Indeo 3";
break;
#endif
default:
warning("Unsupported QuickTime codec \'%s\'", tag2str(tag));
return 0;
}
assert(missingCodec);
warning("createBitmapCodec(): %s codec is not compiled", missingCodec);
return 0;
}
} // End of namespace Image