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GRIM: Support PSAD in smush video

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This commit is contained in:
Vladimir Serbinenko 2023-03-06 02:21:46 +01:00
parent 7d8aba66cf
commit 51d305a5fc
1 changed files with 25 additions and 0 deletions
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25
engines/grim/movie/codecs/smush_decoder.cpp
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@ -612,7 +612,32 @@ void SmushDecoder::SmushAudioTrack::init() {
}
void SmushDecoder::SmushAudioTrack::handleVIMA(Common::SeekableReadStream *stream, uint32 size) {
if (size < 8)
return;
int decompressedSize = stream->readUint32BE();
if (decompressedSize == MKTAG('P', 'S', 'A', 'D')) {
decompressedSize = stream->readUint32BE();
if (decompressedSize > (int)size - 8)
decompressedSize = size - 8;
if (decompressedSize < 10)
return;
stream->skip(10);
decompressedSize -= 10;
byte *src = (byte *)malloc(decompressedSize);
stream->read(src, decompressedSize);
int flags = Audio::FLAG_16BITS | Audio::FLAG_LITTLE_ENDIAN;
if (_channels == 2) {
flags |= Audio::FLAG_STEREO;
}
if (!_queueStream) {
_queueStream = Audio::makeQueuingAudioStream(_freq, (_channels == 2));
}
_queueStream->queueBuffer(src, decompressedSize, DisposeAfterUse::YES, flags);
return;
}
if (decompressedSize < 0) {
stream->readUint32BE();
decompressedSize = stream->readUint32BE();