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author | Filippos Karapetis | 2016-10-10 04:42:06 +0300 |
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committer | Filippos Karapetis | 2016-10-10 04:42:06 +0300 |
commit | 684cbfa2fdee6d2927409670a22ecc571ef31a02 (patch) | |
tree | 78cdb5680c715ffced1d119080e7b5de6c3dabea /engines/chewy/video/cfo_decoder.cpp | |
parent | a292fcdd93bb41b11ac1a22849b44150362795ab (diff) | |
download | scummvm-rg350-684cbfa2fdee6d2927409670a22ecc571ef31a02.tar.gz scummvm-rg350-684cbfa2fdee6d2927409670a22ecc571ef31a02.tar.bz2 scummvm-rg350-684cbfa2fdee6d2927409670a22ecc571ef31a02.zip |
CHEWY: Add support for palette fadeout to videos
Diffstat (limited to 'engines/chewy/video/cfo_decoder.cpp')
-rw-r--r-- | engines/chewy/video/cfo_decoder.cpp | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/engines/chewy/video/cfo_decoder.cpp b/engines/chewy/video/cfo_decoder.cpp index 30f48d27cd..0d8fcd7083 100644 --- a/engines/chewy/video/cfo_decoder.cpp +++ b/engines/chewy/video/cfo_decoder.cpp @@ -23,6 +23,7 @@ #include "common/events.h" #include "common/system.h" #include "engines/engine.h" +#include "graphics/palette.h" #include "video/flic_decoder.h" #include "chewy/sound.h" @@ -175,7 +176,7 @@ void CfoDecoder::CfoVideoTrack::handleFrame() { void CfoDecoder::CfoVideoTrack::handleCustomFrame() { uint16 chunkCount = _fileStream->readUint16LE(); - uint16 delay, number, channel, volume, repeat, balance; + uint16 number, channel, volume, repeat, balance; // Read subchunks for (uint32 i = 0; i < chunkCount; ++i) { @@ -188,10 +189,8 @@ void CfoDecoder::CfoVideoTrack::handleCustomFrame() { break; case kChunkFadeOut: // Used in video 0 - delay = _fileStream->readUint16LE(); - - warning("kChunkFadeOut, delay %d", delay); - // TODO + _fileStream->skip(2); // delay, unused + fadeOut(); break; case kChunkLoadMusic: // Used in videos 0, 18, 34, 71 @@ -300,4 +299,21 @@ void CfoDecoder::CfoVideoTrack::handleCustomFrame() { } } +void CfoDecoder::CfoVideoTrack::fadeOut() { + for (int j = 0; j < 64; j++) { + for (int i = 0; i < 256; i++) { + if (_palette[i * 3 + 0] > 0) + --_palette[i * 3 + 0]; + if (_palette[i * 3 + 1] > 0) + --_palette[i * 3 + 1]; + if (_palette[i * 3 + 2] > 0) + --_palette[i * 3 + 2]; + } + + g_system->getPaletteManager()->setPalette(_palette, 0, 256); + g_system->updateScreen(); + g_system->delayMillis(10); + } +} + } // End of namespace Chewy |