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author | Sven Hesse | 2010-08-08 01:09:45 +0000 |
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committer | Sven Hesse | 2010-08-08 01:09:45 +0000 |
commit | 609dc65df6f84cf6cf59ee06047569e269814a73 (patch) | |
tree | 23a342db124cb2763be65b5cbf5ab950df6902bd /graphics/video | |
parent | f5d1482c64d1969bf77f5107a792bff84dc7e903 (diff) | |
download | scummvm-rg350-609dc65df6f84cf6cf59ee06047569e269814a73.tar.gz scummvm-rg350-609dc65df6f84cf6cf59ee06047569e269814a73.tar.bz2 scummvm-rg350-609dc65df6f84cf6cf59ee06047569e269814a73.zip |
VIDEO: Remove the now obsolete CoktelVideo classes
svn-id: r51924
Diffstat (limited to 'graphics/video')
-rw-r--r-- | graphics/video/coktelvideo/coktelvideo.cpp | 2643 | ||||
-rw-r--r-- | graphics/video/coktelvideo/coktelvideo.h | 590 |
2 files changed, 0 insertions, 3233 deletions
diff --git a/graphics/video/coktelvideo/coktelvideo.cpp b/graphics/video/coktelvideo/coktelvideo.cpp deleted file mode 100644 index 280431b5d5..0000000000 --- a/graphics/video/coktelvideo/coktelvideo.cpp +++ /dev/null @@ -1,2643 +0,0 @@ -/* 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 2 - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "graphics/video/coktelvideo/coktelvideo.h" - -#ifdef GRAPHICS_VIDEO_COKTELVIDEO_H - -#include "common/endian.h" -#include "common/system.h" - -#include "graphics/dither.h" -#include "graphics/video/codecs/indeo3.h" - -#include "sound/audiostream.h" -#include "sound/decoders/raw.h" - -static const uint32 kVideoCodecIndeo3 = MKID_BE('iv32'); - -namespace Graphics { - -PreImd::PreImd() { - zeroData(); - - _forcedWidth = 0; - _forcedHeight = 0; -} - -PreImd::PreImd(int16 width, int16 height) { - zeroData(); - - _forcedWidth = width; - _forcedHeight = height; -} - -PreImd::~PreImd() { - deleteData(); - zeroData(); -} - -uint32 PreImd::getFeatures() const { - return _features; -} - -uint16 PreImd::getFlags() const { - return _flags; -} - -int16 PreImd::getX() const { - return _x; -} - -int16 PreImd::getY() const { - return _y; -} - -int16 PreImd::getWidth() const { - return _width; -} - -int16 PreImd::getHeight() const { - return _height; -} - -uint16 PreImd::getFramesCount() const { - return _framesCount; -} - -uint16 PreImd::getCurrentFrame() const { - return _curFrame; -} - -void PreImd::setFrameRate(int16 frameRate) { - if (frameRate == 0) - frameRate = 1; - - _frameRate = frameRate; - _frameLength = 1000 / _frameRate; -} - -int16 PreImd::getFrameRate() const { - return 0; -} - -uint32 PreImd::getSyncLag() const { - return 0; -} - -const byte *PreImd::getPalette() const { - return _palette; -} - -bool PreImd::getFrameCoords(int16 frame, - int16 &x, int16 &y, int16 &width, int16 &height) { - - return false; -} - -bool PreImd::hasExtraData() const { - return false; -} - -bool PreImd::hasExtraData(const char *fileName) const { - return false; -} - -Common::MemoryReadStream *PreImd::getExtraData(const char *fileName) { - return 0; -} - -bool PreImd::load(Common::SeekableReadStream *stream) { - // Since PreIMDs don't have any width and height values stored, - // we need them to be specified in the constructor - assert((_forcedWidth > 0) && (_forcedHeight > 0)); - - unload(); - - _stream = stream; - - _stream->seek(0); - - _framesCount = _stream->readUint16LE(); - - _width = _forcedWidth; - _height = _forcedHeight; - - _vidBufferSize = _width * _height; - _vidBuffer = new byte[_vidBufferSize]; - memset(_vidBuffer, 0, _vidBufferSize); - - return true; -} - -void PreImd::unload() { - clear(); -} - -void PreImd::setXY(int16 x, int16 y) { - _x = x; - _y = y; -} - -void PreImd::setVideoMemory(byte *vidMem, uint16 width, uint16 height) { - deleteVidMem(); - - _hasOwnVidMem = false; - _vidMem = vidMem; - _vidMemWidth = width; - _vidMemHeight = height; -} - -void PreImd::setVideoMemory() { - deleteVidMem(); - - if ((_width > 0) && (_height > 0)) { - setXY(0, 0); - _hasOwnVidMem = true; - _vidMem = new byte[_width * _height]; - _vidMemWidth = _width; - _vidMemHeight = _height; - - memset(_vidMem, 0, _width * _height); - } -} - -void PreImd::setDoubleMode(bool doubleMode) { -} - -void PreImd::enableSound(Audio::Mixer &mixer) { -} - -void PreImd::disableSound() { -} - -bool PreImd::isSoundPlaying() const { - return false; -} - -void PreImd::seekFrame(int32 frame, int16 whence, bool restart) { - if (!_stream) - // Nothing to do - return; - - // Find the frame to which to seek - if (whence == SEEK_CUR) - frame += _curFrame; - else if (whence == SEEK_END) - frame = _framesCount - frame - 1; - else if (whence != SEEK_SET) - return; - - if ((frame < 0) || (frame >= _framesCount) || (frame == _curFrame)) - // Nothing to do - return; - - // Run through the frames - _curFrame = 0; - _stream->seek(2); - while (_curFrame != frame) { - uint16 frameSize = _stream->readUint16LE(); - - _stream->skip(frameSize + 2); - - _curFrame++; - } -} - -CoktelVideo::State PreImd::nextFrame() { - return processFrame(_curFrame); -} - -uint32 PreImd::getFrameWaitTime() { - return _frameLength; -} - -void PreImd::waitEndFrame() { - uint32 waitTime = getFrameWaitTime(); - if (waitTime > 0) - g_system->delayMillis(waitTime); -} - -void PreImd::copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp) { -} - -void PreImd::zeroVidMem() { - _hasOwnVidMem = false; - _vidMem = 0; - _vidMemWidth = 0; - _vidMemHeight = 0; -} - -void PreImd::deleteVidMem() { - if (_hasOwnVidMem) - delete[] _vidMem; - - zeroVidMem(); -} - -void PreImd::zeroData() { - _stream = 0; - - _features = 0; - _flags = 0; - - _x = 0; - _y = 0; - _width = 0; - _height = 0; - - _framesCount = 0; - _curFrame = 0; - _frameRate = 12; - _frameLength = 1000 / _frameRate; - - memset(_palette, 0, 768); - - zeroVidMem(); - - _vidBufferSize = 0; - _vidBuffer = 0; -} - -void PreImd::deleteData() { - deleteVidMem(); - - delete[] _vidBuffer; -} - -void PreImd::clear() { - deleteData(); - zeroData(); -} - -CoktelVideo::State PreImd::processFrame(uint16 frame) { - assert((_width > 0) && (_height > 0)); - - State state; - - if (!_stream || (frame >= _framesCount)) { - state.flags = kStateBreak; - return state; - } - - if (frame != _curFrame) { - state.flags |= kStateSeeked; - seekFrame(frame); - } - - if (!_vidMem) - setVideoMemory(); - - uint16 frameSize = _stream->readUint16LE(); - - uint32 nextFramePos = _stream->pos() + frameSize + 2; - - byte cmd; - - cmd = _stream->readByte(); - frameSize--; - - bool hasPalette = false; - if (cmd == 0) { - // Palette. Ignored by Fascination, though - - hasPalette = true; - - _stream->read(_palette, 768); - - frameSize -= 769; - - cmd = _stream->readByte(); - } - - if (cmd != 2) { - // Partial frame data - - uint32 fSize = frameSize; - uint32 vidSize = _vidBufferSize; - byte *vidBuffer = _vidBuffer; - - while ((fSize > 0) && (vidSize > 0)) { - uint32 n = _stream->readByte(); - fSize--; - - if ((n & 0x80) != 0) { - // Data - - n = MIN<uint32>((n & 0x7F) + 1, MIN(fSize, vidSize)); - - _stream->read(vidBuffer, n); - - vidBuffer += n; - vidSize -= n; - fSize -= n; - - } else { - // Skip - - n = MIN<uint32>(n + 1, vidSize); - - vidBuffer += n; - vidSize -= n; - } - } - - } else { - // Full direct frame - - uint32 vidSize = MIN<uint32>(_vidBufferSize, frameSize); - - _stream->read(_vidBuffer, vidSize); - } - - renderFrame(); - - _stream->seek(nextFramePos); - - _curFrame++; - - // Complete frame needs to be updated - state.left = _x; - state.top = _y; - state.right = _x + _width - 1; - state.bottom = _y + _height - 1; - - return state; -} - -// Simple blit -void PreImd::renderFrame() { - assert(_vidMem); - - uint16 w = MIN<uint16>(_vidMemWidth , _width); - uint16 h = MIN<uint16>(_vidMemHeight, _height); - - const byte *src = _vidBuffer; - byte *dst = _vidMem + (_y * _vidMemWidth) + _x; - - uint32 frameDataSize = _vidBufferSize; - - while (h-- > 0) { - uint32 n = MIN<uint32>(w, frameDataSize); - - memcpy(dst, src, n); - - src += _width; - dst += _vidMemWidth; - - frameDataSize -= n; - } -} - - -Imd::Imd() { - zeroData(); -} - -Imd::~Imd() { - deleteData(); - zeroData(); -} - -void Imd::setFrameRate(int16 frameRate) { - if (frameRate == 0) - frameRate = 1; - - _frameRate = frameRate; - _frameLength = 1000 / _frameRate; -} - -int16 Imd::getFrameRate() const { - if (!_hasSound) - return _frameRate; - - return 1000 / (_soundSliceLength >> 16); -} - -uint32 Imd::getSyncLag() const { - return _skipFrames; -} - -bool Imd::loadCoordinates() { - // Standard coordinates - if (_version >= 3) { - _stdX = _stream->readUint16LE(); - if (_stdX > 1) { - warning("IMD: More than one standard coordinate quad found (%d)", _stdX); - return false; - } - if (_stdX != 0) { - _stdX = _stream->readSint16LE(); - _stdY = _stream->readSint16LE(); - _stdWidth = _stream->readSint16LE(); - _stdHeight = _stream->readSint16LE(); - _features |= kFeaturesStdCoords; - } else - _stdX = -1; - } else - _stdX = -1; - - return true; -} - -bool Imd::loadFrameTableOffsets(uint32 &framesPosPos, uint32 &framesCoordsPos) { - framesPosPos = 0; - framesCoordsPos = 0; - - // Frame positions - if (_version >= 4) { - framesPosPos = _stream->readUint32LE(); - if (framesPosPos != 0) { - _framesPos = new uint32[_framesCount]; - assert(_framesPos); - _features |= kFeaturesFramesPos; - } - } - - // Frame coordinates - if (_features & kFeaturesFrameCoords) - framesCoordsPos = _stream->readUint32LE(); - - return true; -} - -bool Imd::assessVideoProperties() { - // Sizes of the frame data and extra video buffer - if (_features & kFeaturesDataSize) { - _frameDataSize = _stream->readUint16LE(); - if (_frameDataSize == 0) { - _frameDataSize = _stream->readUint32LE(); - _vidBufferSize = _stream->readUint32LE(); - } else - _vidBufferSize = _stream->readUint16LE(); - } else { - _frameDataSize = _width * _height + 500; - if (!(_flags & 0x100) || (_flags & 0x1000)) - _vidBufferSize = _frameDataSize; - } - - // Allocating working memory - _frameData = new byte[_frameDataSize + 500]; - assert(_frameData); - memset(_frameData, 0, _frameDataSize + 500); - _vidBuffer = new byte[_vidBufferSize + 500]; - assert(_vidBuffer); - memset(_vidBuffer, 0, _vidBufferSize + 500); - - return true; -} - -bool Imd::assessAudioProperties() { - if (_features & kFeaturesSound) { - _soundFreq = _stream->readSint16LE(); - _soundSliceSize = _stream->readSint16LE(); - _soundSlicesCount = _stream->readSint16LE(); - - if (_soundFreq < 0) - _soundFreq = -_soundFreq; - - if (_soundSlicesCount < 0) - _soundSlicesCount = -_soundSlicesCount - 1; - - if (_soundSlicesCount > 40) { - warning("Imd::load(): More than 40 sound slices found (%d)", _soundSlicesCount); - return false; - } - - _soundSliceLength = (uint32) (((double) (1000 << 16)) / - ((double) _soundFreq / (double) _soundSliceSize)); - _frameLength = _soundSliceLength >> 16; - - _soundStage = 1; - _hasSound = true; - - _audioStream = Audio::makeQueuingAudioStream(_soundFreq, false); - } else - _frameLength = 1000 / _frameRate; - - return true; -} - -bool Imd::loadFrameTables(uint32 framesPosPos, uint32 framesCoordsPos) { - // Positions table - if (_framesPos) { - _stream->seek(framesPosPos, SEEK_SET); - for (int i = 0; i < _framesCount; i++) - _framesPos[i] = _stream->readUint32LE(); - } - - // Coordinates table - if (_features & kFeaturesFrameCoords) { - _stream->seek(framesCoordsPos, SEEK_SET); - _frameCoords = new Coord[_framesCount]; - assert(_frameCoords); - for (int i = 0; i < _framesCount; i++) { - _frameCoords[i].left = _stream->readSint16LE(); - _frameCoords[i].top = _stream->readSint16LE(); - _frameCoords[i].right = _stream->readSint16LE(); - _frameCoords[i].bottom = _stream->readSint16LE(); - } - } - - return true; -} - -bool Imd::load(Common::SeekableReadStream *stream) { - unload(); - - _stream = stream; - - uint16 handle; - - handle = _stream->readUint16LE(); - _version = _stream->readByte(); - - // Version checking - if ((handle != 0) || (_version < 2)) { - warning("Imd::load(): Version incorrect (%d,%X)", handle, _version); - unload(); - return false; - } - - // Rest header - _features = _stream->readByte(); - _framesCount = _stream->readUint16LE(); - _x = _stream->readSint16LE(); - _y = _stream->readSint16LE(); - _width = _stream->readSint16LE(); - _height = _stream->readSint16LE(); - _flags = _stream->readUint16LE(); - _firstFramePos = _stream->readUint16LE(); - - // IMDs always have video - _features |= kFeaturesVideo; - // IMDs always have palettes - _features |= kFeaturesPalette; - - // Palette - _stream->read((byte *) _palette, 768); - - if (!loadCoordinates()) { - unload(); - return false; - } - - uint32 framesPosPos, frameCoordsPos; - if (!loadFrameTableOffsets(framesPosPos, frameCoordsPos)) { - unload(); - return false; - } - - if (!assessAudioProperties()) { - unload(); - return false; - } - - if (!assessVideoProperties()) { - unload(); - return false; - } - - if (!loadFrameTables(framesPosPos, frameCoordsPos)) { - unload(); - return false; - } - - // Seek to the first frame - _stream->seek(_firstFramePos, SEEK_SET); - - return true; -} - -void Imd::unload() { - clear(); -} - -void Imd::setXY(int16 x, int16 y) { - // Adjusting the standard coordinates - if (_stdX != -1) { - if (x >= 0) - _stdX = _stdX - _x + x; - if (y >= 0) - _stdY = _stdY - _y + y; - } - - // Going through the coordinate table as well - if (_frameCoords) { - for (int i = 0; i < _framesCount; i++) { - if (_frameCoords[i].left != -1) { - if (x >= 0) { - _frameCoords[i].left = _frameCoords[i].left - _x + x; - _frameCoords[i].right = _frameCoords[i].right - _x + x; - } - if (y >= 0) { - _frameCoords[i].top = _frameCoords[i].top - _y + y; - _frameCoords[i].bottom = _frameCoords[i].bottom - _y + y; - } - } - } - } - - if (x >= 0) - _x = x; - if (y >= 0) - _y = y; -} - -void Imd::enableSound(Audio::Mixer &mixer) { - // Sanity check - if (mixer.getOutputRate() == 0) - return; - - // Only possible on the first frame - if (_curFrame > 0) - return; - - _mixer = &mixer; - _soundEnabled = true; -} - -void Imd::disableSound() { - if (_audioStream) { - - if (_soundStage == 2) { - _audioStream->finish(); - _mixer->stopHandle(_audioHandle); - } else - delete _audioStream; - - _audioStream = 0; - _soundStage = 0; - } - _soundEnabled = false; - _mixer = 0; -} - -bool Imd::isSoundPlaying() const { - if (_audioStream && _mixer && _mixer->isSoundHandleActive(_audioHandle)) - return true; - - return false; -} - -void Imd::seekFrame(int32 frame, int16 whence, bool restart) { - if (!_stream) - // Nothing to do - return; - - // Find the frame to which to seek - if (whence == SEEK_CUR) - frame += _curFrame; - else if (whence == SEEK_END) - frame = _framesCount - frame - 1; - else if (whence != SEEK_SET) - return; - - if ((frame < 0) || (frame >= _framesCount) || (frame == _curFrame)) - // Nothing to do - return; - - // Try every possible way to find a file offset to that frame - uint32 framePos = 0; - if (frame == 0) { - framePos = _firstFramePos; - } else if (frame == 1) { - framePos = _firstFramePos; - _stream->seek(framePos, SEEK_SET); - framePos += _stream->readUint16LE() + 4; - } else if (_framesPos) { - framePos = _framesPos[frame]; - } else if (restart && (_soundStage == 0)) { - for (int i = ((frame > _curFrame) ? _curFrame : 0); i <= frame; i++) - processFrame(i); - return; -//FIXME: This workaround is needed for Bargon Attack intro, which was broken by a fix concerning Ween in r42995. - } else if (_soundStage == 0) { - warning("Imd::seekFrame(): Avoiding \"Frame %d is not directly accessible\"", frame); - _curFrame = frame; -//End of fixme - } else - error("Imd::seekFrame(): Frame %d is not directly accessible", frame); - - // Seek - _stream->seek(framePos); - _curFrame = frame; -} - -CoktelVideo::State Imd::nextFrame() { - return processFrame(_curFrame); -} - -uint32 Imd::getFrameWaitTime() { - if (_soundEnabled && _hasSound) {; - if (_soundStage != 2) - return 0; - - if (_skipFrames == 0) { - int32 waitTime = (int16) (((_curFrame * _soundSliceLength) - - (_mixer->getSoundElapsedTime(_audioHandle) << 16)) >> 16); - - if (waitTime < 0) { - _skipFrames = -waitTime / (_soundSliceLength >> 16); - warning("Video A/V sync broken, skipping %d frame(s)", _skipFrames + 1); - } else if (waitTime > 0) - return waitTime; - - } else - _skipFrames--; - } else - return _frameLength; - - return 0; -} - -void Imd::copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp) { - - if (!_vidMem) - return; - - if (((left + width) > _width) || ((top + height) > _height)) - return; - - dest += pitch * y; - byte *vidMem = _vidMem + _width * top; - - if (transp < 0) { - // No transparency - if ((x > 0) || (left > 0) || (pitch != _width) || (width != _width)) { - // Copy row-by-row - for (int i = 0; i < height; i++) { - byte *d = dest + x; - byte *s = vidMem + left; - - memcpy(d, s, width); - - dest += pitch; - vidMem += _width; - } - } else - // Dimensions fit, copy everything at once - memcpy(dest, vidMem, width * height); - - return; - } - - for (int i = 0; i < height; i++) { - byte *d = dest + x; - byte *s = vidMem + left; - - for (int j = 0; j < width; j++) { - if (*s != transp) - *d = *s; - - s++; - d++; - } - - dest += pitch; - vidMem += _width; - } - -} - -void Imd::zeroData() { - PreImd::zeroData(); - - _version = 0; - - _stdX = 0; - _stdY = 0; - _stdWidth = 0; - _stdHeight = 0; - - _framesPos = 0; - _firstFramePos = 0; - _frameCoords = 0; - - _frameDataSize = 0; - _frameData = 0; - _frameDataLen = 0; - - _hasSound = false; - _soundEnabled = false; - _soundStage = 0; - _skipFrames = 0; - - _soundFlags = 0; - _soundFreq = 0; - _soundSliceSize = 0; - _soundSlicesCount = 0; - _soundSliceLength = 0; - _audioStream = 0; - - _lastFrameTime = 0; -} - -void Imd::deleteData() { - PreImd::deleteData(); - - delete[] _framesPos; - delete[] _frameCoords; - delete[] _frameData; - - disableSound(); -} - -void Imd::clear() { - deleteData(); - zeroData(); -} - -void Imd::nextSoundSlice(bool hasNextCmd) { - if (hasNextCmd || !_soundEnabled) { - _stream->seek(_soundSliceSize, SEEK_CUR); - return; - } - - byte *soundBuf = (byte *)malloc(_soundSliceSize); - - _stream->read(soundBuf, _soundSliceSize); - unsignedToSigned(soundBuf, _soundSliceSize); - - _audioStream->queueBuffer(soundBuf, _soundSliceSize, DisposeAfterUse::YES, 0); -} - -bool Imd::initialSoundSlice(bool hasNextCmd) { - int dataLength = _soundSliceSize * _soundSlicesCount; - - if (hasNextCmd || !_soundEnabled) { - _stream->seek(dataLength, SEEK_CUR); - return false; - } - - byte *soundBuf = (byte *)malloc(dataLength); - - _stream->read(soundBuf, dataLength); - unsignedToSigned(soundBuf, dataLength); - - _audioStream->queueBuffer(soundBuf, dataLength, DisposeAfterUse::YES, 0); - - return _soundStage == 1; -} - -void Imd::emptySoundSlice(bool hasNextCmd) { - if (hasNextCmd || !_soundEnabled) - return; - - byte *soundBuf = (byte *)malloc(_soundSliceSize); - - memset(soundBuf, 0, _soundSliceSize); - - _audioStream->queueBuffer(soundBuf, _soundSliceSize, DisposeAfterUse::YES, 0); -} - -void Imd::videoData(uint32 size, State &state) { - _stream->read(_frameData, size); - _frameDataLen = size; - -/* - if (_vidMemWidth <= state.right) { - state.left = 0; - state.right -= state.left; - } - if (_vidMemWidth <= state.right) - state.right = _vidMemWidth - 1; - if (_vidMemHeight <= state.bottom) { - state.top = 0; - state.bottom -= state.top; - } - if (_vidMemHeight <= state.bottom) - state.bottom = _vidMemHeight -1; -*/ - - state.flags |= renderFrame(state.left, state.top, state.right, state.bottom); - state.flags |= _frameData[0]; -} - -void Imd::calcFrameCoords(uint16 frame, State &state) { - if (_stdX != -1) { - state.left = _stdX; - state.top = _stdY; - state.right = _stdWidth + state.left - 1; - state.bottom = _stdHeight + state.top - 1; - state.flags |= kStateStdCoords; - } - if (_frameCoords && - (_frameCoords[frame].left != -1)) { - state.left = _frameCoords[frame].left; - state.top = _frameCoords[frame].top; - state.right = _frameCoords[frame].right; - state.bottom = _frameCoords[frame].bottom; - state.flags |= kStateFrameCoords; - } -} - -CoktelVideo::State Imd::processFrame(uint16 frame) { - State state; - uint32 cmd = 0; - bool hasNextCmd = false; - bool startSound = false; - - if (!_stream || (frame >= _framesCount)) { - state.flags = kStateBreak; - return state; - } - - if (frame != _curFrame) { - state.flags |= kStateSeeked; - seekFrame(frame); - } - - if (!_vidMem) - setVideoMemory(); - - state.left = _x; - state.top = _y; - state.right = _width + state.left - 1; - state.bottom = _height + state.top - 1; - - do { - if (frame != 0) - calcFrameCoords(frame, state); - - cmd = _stream->readUint16LE(); - - if ((cmd & kCommandBreakMask) == kCommandBreak) { - // Flow control - - if (cmd == kCommandBreak) { - _stream->seek(2, SEEK_CUR); - cmd = _stream->readUint16LE(); - } - - // Break - if (cmd == kCommandBreakSkip0) { - state.flags = kStateBreak; - continue; - } else if (cmd == kCommandBreakSkip16) { - cmd = _stream->readUint16LE(); - _stream->seek(cmd, SEEK_CUR); - state.flags = kStateBreak; - continue; - } else if (cmd == kCommandBreakSkip32) { - cmd = _stream->readUint32LE(); - _stream->seek(cmd, SEEK_CUR); - state.flags = kStateBreak; - continue; - } - } - - // Audio - if (_soundStage != 0) { - if (cmd == kCommandNextSound) { - - nextSoundSlice(hasNextCmd); - cmd = _stream->readUint16LE(); - - } else if (cmd == kCommandStartSound) { - - startSound = initialSoundSlice(hasNextCmd); - cmd = _stream->readUint16LE(); - - } else - emptySoundSlice(hasNextCmd); - } - - // Set palette - if (cmd == kCommandPalette) { - _stream->seek(2, SEEK_CUR); - state.flags |= kStatePalette; - - _stream->read(_palette, 768); - cmd = _stream->readUint16LE(); - } - - hasNextCmd = false; - - if (cmd == kCommandJump) { - // Jump to frame - - frame = _stream->readSint16LE(); - if (_framesPos) { - _curFrame = frame; - _stream->seek(_framesPos[frame], SEEK_SET); - - hasNextCmd = true; - state.flags |= kStateJump; - } - - } else if (cmd == kCommandVideoData) { - uint32 size = _stream->readUint32LE() + 2; - - videoData(size, state); - - state.flags |= 1; - - } else if (cmd != 0) { - uint32 size = cmd + 2; - - videoData(size, state); - - } else - state.flags |= kStateNoVideoData; - - } while (hasNextCmd); - - if (startSound && _soundEnabled) { - _mixer->playStream(Audio::Mixer::kSFXSoundType, &_audioHandle, _audioStream); - _skipFrames = 0; - _soundStage = 2; - } - - _curFrame++; - if ((_curFrame == _framesCount) && (_soundStage == 2)) { - _audioStream->finish(); - _mixer->stopHandle(_audioHandle); - _audioStream = 0; - _soundStage = 0; - } - - _lastFrameTime = g_system->getMillis(); - return state; -} - -// A whole, completely filled block -void Imd::renderBlockWhole(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - for (int i = 0; i < height; i++) { - memcpy(dest, src, width); - - src += srcPitch; - dest += destPitch; - } -} - -// A quarter-wide whole, completely filled block -void Imd::renderBlockWhole4X(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - for (int i = 0; i < height; i++) { - byte *destRow = dest; - const byte *srcRow = src; - - for (int j = 0; j < width; j += 4, destRow += 4, srcRow++) - memset(destRow, *srcRow, 4); - - src += srcPitch; - dest += destPitch; - } -} - -// A half-high whole, completely filled block -void Imd::renderBlockWhole2Y(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - while (height > 1) { - memcpy(dest , src, width); - memcpy(dest + destPitch, src, width); - - height -= 2; - dest += 2 * destPitch; - src += srcPitch; - } - - if (height == 1) - memcpy(dest, src, width); -} - -// A sparse block -void Imd::renderBlockSparse(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - for (int i = 0; i < height; i++) { - byte *destRow = dest; - int16 pixWritten = 0; - - while (pixWritten < srcPitch) { - int16 pixCount = *src++; - - if (pixCount & 0x80) { // Data - int16 copyCount; - - pixCount = MIN((pixCount & 0x7F) + 1, srcPitch - pixWritten); - copyCount = MAX<int16>(0, MIN<int16>(pixCount, width - pixWritten)); - memcpy(destRow, src, copyCount); - - pixWritten += pixCount; - destRow += pixCount; - src += pixCount; - } else { // "Hole" - pixWritten += pixCount + 1; - destRow += pixCount + 1; - } - - } - - dest += destPitch; - } -} - -// A half-high sparse block -void Imd::renderBlockSparse2Y(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - for (int i = 0; i < height; i += 2) { - byte *destRow = dest; - int16 pixWritten = 0; - - while (pixWritten < srcPitch) { - int16 pixCount = *src++; - - if (pixCount & 0x80) { // Data - int16 copyCount; - - pixCount = MIN((pixCount & 0x7F) + 1, srcPitch - pixWritten); - copyCount = MAX<int16>(0, MIN<int16>(pixCount, width - pixWritten)); - memcpy(destRow , src, pixCount); - memcpy(destRow + destPitch, src, pixCount); - - pixWritten += pixCount; - destRow += pixCount; - src += pixCount; - } else { // "Hole" - pixWritten += pixCount + 1; - destRow += pixCount + 1; - } - - } - - dest += destPitch; - } -} - -uint32 Imd::renderFrame(int16 left, int16 top, int16 right, int16 bottom) { - if (!_frameData || !_vidMem || (_width <= 0) || (_height <= 0)) - return 0; - - uint32 retVal = 0; - - int16 width = right - left + 1; - int16 height = bottom - top + 1; - int16 sW = _vidMemWidth; - int16 sH = _vidMemHeight; - - byte *dataPtr = _frameData; - byte *imdVidMem = _vidMem + sW * top + left; - byte *srcPtr; - - uint8 type = *dataPtr++; - - if (type & 0x10) { // Palette data - // One byte index - int index = *dataPtr++; - // 16 entries with each 3 bytes (RGB) - memcpy(_palette + index * 3, dataPtr, MIN((255 - index) * 3, 48)); - - retVal = kStatePalette; - dataPtr += 48; - type ^= 0x10; - } - - srcPtr = dataPtr; - - if (type & 0x80) { - // Frame data is compressed - - srcPtr = _vidBuffer; - type &= 0x7F; - if ((type == 2) && (width == sW)) { - // Directly uncompress onto the video surface - deLZ77(imdVidMem, dataPtr); - return retVal; - } else - deLZ77(srcPtr, dataPtr); - } - - int16 drawWidth = MAX<int16>(0, MIN<int16>(width , sW - left)); - int16 drawHeight = MAX<int16>(0, MIN<int16>(height, sH - top )); - - // Evaluate the block type - if (type == 0x01) - renderBlockSparse (imdVidMem, srcPtr, drawWidth, drawHeight, sW, width); - else if (type == 0x02) - renderBlockWhole (imdVidMem, srcPtr, drawWidth, drawHeight, sW, width); - else if (type == 0x42) - renderBlockWhole4X (imdVidMem, srcPtr, drawWidth, drawHeight, sW, width); - else if ((type & 0x0F) == 0x02) - renderBlockWhole2Y (imdVidMem, srcPtr, drawWidth, drawHeight, sW, width); - else - renderBlockSparse2Y(imdVidMem, srcPtr, drawWidth, drawHeight, sW, width); - - return retVal; -} - -void Imd::deLZ77(byte *dest, byte *src) { - int i; - byte buf[4370]; - uint16 chunkLength; - uint32 frameLength; - uint16 bufPos1; - uint16 bufPos2; - uint16 tmp; - uint8 chunkBitField; - uint8 chunkCount; - bool mode; - - frameLength = READ_LE_UINT32(src); - src += 4; - - if ((READ_LE_UINT16(src) == 0x1234) && (READ_LE_UINT16(src + 2) == 0x5678)) { - src += 4; - bufPos1 = 273; - mode = 1; // 123Ch (cmp al, 12h) - } else { - bufPos1 = 4078; - mode = 0; // 275h (jnz +2) - } - - memset(buf, 32, bufPos1); - chunkCount = 1; - chunkBitField = 0; - - while (frameLength > 0) { - chunkCount--; - if (chunkCount == 0) { - tmp = *src++; - chunkCount = 8; - chunkBitField = tmp; - } - if (chunkBitField % 2) { - chunkBitField >>= 1; - buf[bufPos1] = *src; - *dest++ = *src++; - bufPos1 = (bufPos1 + 1) % 4096; - frameLength--; - continue; - } - chunkBitField >>= 1; - - tmp = READ_LE_UINT16(src); - src += 2; - chunkLength = ((tmp & 0xF00) >> 8) + 3; - - if ((mode && ((chunkLength & 0xFF) == 0x12)) || - (!mode && (chunkLength == 0))) - chunkLength = *src++ + 0x12; - - bufPos2 = (tmp & 0xFF) + ((tmp >> 4) & 0x0F00); - if (((tmp + chunkLength) >= 4096) || - ((chunkLength + bufPos1) >= 4096)) { - - for (i = 0; i < chunkLength; i++, dest++) { - *dest = buf[bufPos2]; - buf[bufPos1] = buf[bufPos2]; - bufPos1 = (bufPos1 + 1) % 4096; - bufPos2 = (bufPos2 + 1) % 4096; - } - - } else if (((tmp + chunkLength) < bufPos1) || - ((chunkLength + bufPos1) < bufPos2)) { - - memcpy(dest, buf + bufPos2, chunkLength); - memmove(buf + bufPos1, buf + bufPos2, chunkLength); - - dest += chunkLength; - bufPos1 += chunkLength; - bufPos2 += chunkLength; - - } else { - - for (i = 0; i < chunkLength; i++, dest++, bufPos1++, bufPos2++) { - *dest = buf[bufPos2]; - buf[bufPos1] = buf[bufPos2]; - } - - } - frameLength -= chunkLength; - - } -} - -inline void Imd::unsignedToSigned(byte *buffer, int length) { - while (length-- > 0) *buffer++ ^= 0x80; -} - - -Vmd::ExtraData::ExtraData() { - memset(name, 0, 16); - - offset = 0; - size = 0; - realSize = 0; -} - - -Vmd::Part::Part() { - type = kPartTypeSeparator; - field_1 = 0; - field_E = 0; - size = 0; - left = 0; - top = 0; - right = 0; - bottom = 0; - id = 0; - flags = 0; -} - - -Vmd::Frame::Frame() { - parts = 0; - offset = 0; -} - -Vmd::Frame::~Frame() { - delete[] parts; -} - - -const uint16 Vmd::_tableDPCM[128] = { - 0x0000, 0x0008, 0x0010, 0x0020, 0x0030, 0x0040, 0x0050, 0x0060, 0x0070, 0x0080, - 0x0090, 0x00A0, 0x00B0, 0x00C0, 0x00D0, 0x00E0, 0x00F0, 0x0100, 0x0110, 0x0120, - 0x0130, 0x0140, 0x0150, 0x0160, 0x0170, 0x0180, 0x0190, 0x01A0, 0x01B0, 0x01C0, - 0x01D0, 0x01E0, 0x01F0, 0x0200, 0x0208, 0x0210, 0x0218, 0x0220, 0x0228, 0x0230, - 0x0238, 0x0240, 0x0248, 0x0250, 0x0258, 0x0260, 0x0268, 0x0270, 0x0278, 0x0280, - 0x0288, 0x0290, 0x0298, 0x02A0, 0x02A8, 0x02B0, 0x02B8, 0x02C0, 0x02C8, 0x02D0, - 0x02D8, 0x02E0, 0x02E8, 0x02F0, 0x02F8, 0x0300, 0x0308, 0x0310, 0x0318, 0x0320, - 0x0328, 0x0330, 0x0338, 0x0340, 0x0348, 0x0350, 0x0358, 0x0360, 0x0368, 0x0370, - 0x0378, 0x0380, 0x0388, 0x0390, 0x0398, 0x03A0, 0x03A8, 0x03B0, 0x03B8, 0x03C0, - 0x03C8, 0x03D0, 0x03D8, 0x03E0, 0x03E8, 0x03F0, 0x03F8, 0x0400, 0x0440, 0x0480, - 0x04C0, 0x0500, 0x0540, 0x0580, 0x05C0, 0x0600, 0x0640, 0x0680, 0x06C0, 0x0700, - 0x0740, 0x0780, 0x07C0, 0x0800, 0x0900, 0x0A00, 0x0B00, 0x0C00, 0x0D00, 0x0E00, - 0x0F00, 0x1000, 0x1400, 0x1800, 0x1C00, 0x2000, 0x3000, 0x4000 -}; - -const int32 Vmd::_tableADPCM[] = { - 7, 8, 9, 10, 11, 12, 13, 14, - 16, 17, 19, 21, 23, 25, 28, 31, - 34, 37, 41, 45, 50, 55, 60, 66, - 73, 80, 88, 97, 107, 118, 130, 143, - 157, 173, 190, 209, 230, 253, 279, 307, - 337, 371, 408, 449, 494, 544, 598, 658, - 724, 796, 876, 963, 1060, 1166, 1282, 1411, - 1552, 1707, 1878, 2066, 2272, 2499, 2749, 3024, - 3327, 3660, 4026, 4428, 4871, 5358, 5894, 6484, - 7132, 7845, 8630, 9493, 10442, 11487, 12635, 13899, - 15289, 16818, 18500, 20350, 22385, 24623, 27086, 29794, - 32767, 0 -}; - -const int32 Vmd::_tableADPCMStep[] = { - -1, -1, -1, -1, 2, 4, 6, 8, - -1, -1, -1, -1, 2, 4, 6, 8 -}; - -Vmd::Vmd(Graphics::PaletteLUT *palLUT) : _palLUT(palLUT) { - zeroData(); -} - -Vmd::~Vmd() { - deleteData(); - zeroData(); -} - -bool Vmd::assessVideoProperties() { - if (_bytesPerPixel > 1) - _features |= kFeaturesFullColor; - else - _features |= kFeaturesPalette; - - if ((_version & 2) && !(_version & 8)) { - _externalCodec = true; - _frameDataSize = _vidBufferSize = 0; - } else - _externalCodec = false; - - if (_externalCodec) { - if (_videoCodec == kVideoCodecIndeo3) { -#ifdef USE_INDEO3 - _features &= ~kFeaturesPalette; - _features |= kFeaturesFullColor; - _codec = new Indeo3Decoder(_width, _height); -#else - warning("Vmd::assessVideoProperties(): Indeo3 decoder not compiled in"); -#endif - } else { - char *fourcc = (char *) &_videoCodec; - - warning("Vmd::assessVideoProperties(): Unknow video codec FourCC \'%c%c%c%c\'", - fourcc[3], fourcc[2], fourcc[1], fourcc[0]); - return false; - } - } - - _preScaleX = 1; - _postScaleX = 1; - - if (_externalCodec) - _blitMode = 0; - else if (_bytesPerPixel == 1) - _blitMode = 0; - else if ((_bytesPerPixel == 2) || (_bytesPerPixel == 3)) { - int n = (_flags & 0x80) ? 2 : 3; - - _blitMode = n - 1; - - if (_bytesPerPixel == 2) { - _preScaleX = n; - _postScaleX = 1; - } else if (_bytesPerPixel == 3) { - _preScaleX = 1; - _postScaleX = n; - } - - _bytesPerPixel = n; - } - - _scaleExternalX = 1; - if (!_externalCodec && !(_flags & 0x1000)) - _scaleExternalX = _bytesPerPixel; - - if (_hasVideo) { - if ((_frameDataSize == 0) || (_frameDataSize > 1048576)) - _frameDataSize = _width * _height + 1000; - if ((_vidBufferSize == 0) || (_vidBufferSize > 1048576)) - _vidBufferSize = _frameDataSize; - - _frameData = new byte[_frameDataSize]; - assert(_frameData); - memset(_frameData, 0, _frameDataSize); - - _vidBuffer = new byte[_vidBufferSize]; - assert(_vidBuffer); - memset(_vidBuffer, 0, _vidBufferSize); - - if (_blitMode > 0) { - _vidMemBuffer = new byte[_bytesPerPixel * (_width * _height + 1000)]; - memset(_vidMemBuffer, 0, _bytesPerPixel * (_width * _height + 1000)); - } - } - - return true; -} - -bool Vmd::assessAudioProperties() { - bool supportedFormat = true; - - _features |= kFeaturesSound; - - _soundStereo = (_soundFlags & 0x8000) ? 1 : ((_soundFlags & 0x200) ? 2 : 0); - - if (_soundSliceSize < 0) { - _soundBytesPerSample = 2; - _soundSliceSize = -_soundSliceSize; - - if (_soundFlags & 0x10) { - _audioFormat = kAudioFormat16bitADPCM; - _soundHeaderSize = 3; - _soundDataSize = _soundSliceSize >> 1; - - if (_soundStereo > 0) - supportedFormat = false; - - } else { - _audioFormat = kAudioFormat16bitDPCM; - _soundHeaderSize = 1; - _soundDataSize = _soundSliceSize; - - if (_soundStereo == 1) { - supportedFormat = false; - } else if (_soundStereo == 2) { - _soundDataSize = 2 * _soundDataSize + 2; - _soundHeaderSize = 4; - } - - } - } else { - _soundBytesPerSample = 1; - _audioFormat = kAudioFormat8bitDirect; - _soundHeaderSize = 0; - _soundDataSize = _soundSliceSize; - - if (_soundStereo > 0) - supportedFormat = false; - } - - if (!supportedFormat) { - warning("Vmd::assessAudioProperties(): Unsupported audio format: %d bits, encoding %d, stereo %d", - _soundBytesPerSample * 8, _audioFormat, _soundStereo); - return false; - } - - _soundSliceLength = (uint32) (((double) (1000 << 16)) / - ((double) _soundFreq / (double) _soundSliceSize)); - _frameLength = _soundSliceLength >> 16; - - _soundStage = 1; - - _audioStream = Audio::makeQueuingAudioStream(_soundFreq, _soundStereo != 0); - - return true; -} - -void Vmd::readFrameTable(int &numExtraData) { - numExtraData = 0; - - _stream->seek(_frameInfoOffset); - _frames = new Frame[_framesCount]; - for (uint16 i = 0; i < _framesCount; i++) { - _frames[i].parts = new Part[_partsPerFrame]; - _stream->skip(2); // Unknown - _frames[i].offset = _stream->readUint32LE(); - } - - for (uint16 i = 0; i < _framesCount; i++) { - bool separator = false; - - for (uint16 j = 0; j < _partsPerFrame; j++) { - - _frames[i].parts[j].type = (PartType) _stream->readByte(); - _frames[i].parts[j].field_1 = _stream->readByte(); - _frames[i].parts[j].size = _stream->readUint32LE(); - - if (_frames[i].parts[j].type == kPartTypeAudio) { - - _frames[i].parts[j].flags = _stream->readByte(); - _stream->skip(9); // Unknown - - } else if (_frames[i].parts[j].type == kPartTypeVideo) { - - _frames[i].parts[j].left = _stream->readUint16LE(); - _frames[i].parts[j].top = _stream->readUint16LE(); - _frames[i].parts[j].right = _stream->readUint16LE(); - _frames[i].parts[j].bottom = _stream->readUint16LE(); - _frames[i].parts[j].field_E = _stream->readByte(); - _frames[i].parts[j].flags = _stream->readByte(); - - } else if (_frames[i].parts[j].type == kPartTypeSpeech) { - _frames[i].parts[j].id = _stream->readUint16LE(); - // Speech text file name - _stream->skip(8); - } else if (_frames[i].parts[j].type == kPartTypeExtraData) { - if (!separator) - numExtraData++; - _stream->skip(10); - } else if (_frames[i].parts[j].type == kPartTypeSeparator) { - separator = true; - _stream->skip(10); - } else { - // Unknow type - _stream->skip(10); - } - - } - } -} - -void Vmd::readExtraData() { - uint32 ssize = _stream->size(); - for (uint16 i = 0; i < _framesCount; i++) { - _stream->seek(_frames[i].offset); - - for (uint16 j = 0; j < _partsPerFrame; j++) { - if (_frames[i].parts[j].type == kPartTypeSeparator) - break; - - if (_frames[i].parts[j].type == kPartTypeExtraData) { - ExtraData data; - - data.offset = _stream->pos() + 20; - data.size = _frames[i].parts[j].size; - data.realSize = _stream->readUint32LE(); - - _stream->read(data.name, 16); - data.name[15] = '\0'; - - _stream->skip(_frames[i].parts[j].size - 20); - - if ((((uint32) data.realSize) >= ssize) || (data.name[0] == 0)) - continue; - - _extraData.push_back(data); - - } else - _stream->skip(_frames[i].parts[j].size); - } - } -} - -bool Vmd::load(Common::SeekableReadStream *stream) { - unload(); - - _stream = stream; - - uint16 headerLength; - uint16 handle; - - headerLength = _stream->readUint16LE(); - handle = _stream->readUint16LE(); - _version = _stream->readUint16LE(); - - bool readPalette; - - // Version checking - if (headerLength == 50) { - // Newer version, used in Addy 5 upwards - warning("Vmd::load(): TODO: Addy 5 videos"); - readPalette = false; - } else if (headerLength == 814) { - // Old version - readPalette = true; - } else { - warning("Vmd::load(): Version incorrect (%d, %d, %d)", headerLength, handle, _version); - unload(); - return false; - } - - _framesCount = _stream->readUint16LE(); - - _x = _stream->readSint16LE(); - _y = _stream->readSint16LE(); - _width = _stream->readSint16LE(); - _height = _stream->readSint16LE(); - - if ((_width != 0) && (_height != 0)) { - - _hasVideo = true; - _features |= kFeaturesVideo; - - } else - _hasVideo = false; - - _bytesPerPixel = 1; - if (_version & 4) - _bytesPerPixel = handle + 1; - - if (_bytesPerPixel > 3) { - warning("Vmd::load(): Requested %d bytes per pixel (%d, %d, %d)", _bytesPerPixel, headerLength, handle, _version); - unload(); - return false; - } - - _flags = _stream->readUint16LE(); - - _partsPerFrame = _stream->readUint16LE(); - _firstFramePos = _stream->readUint32LE(); - - _videoCodec = _stream->readUint32BE(); - - if (readPalette) - _stream->read((byte *) _palette, 768); - - _frameDataSize = _stream->readUint32LE(); - _vidBufferSize = _stream->readUint32LE(); - - _doubleMode = false; - - if (_hasVideo) { - if (!assessVideoProperties()) { - unload(); - return false; - } - } - - _soundFreq = _stream->readSint16LE(); - _soundSliceSize = _stream->readSint16LE(); - _soundSlicesCount = _stream->readSint16LE(); - _soundFlags = _stream->readUint16LE(); - - _hasSound = (_soundFreq != 0); - - if (_hasSound) { - if (!assessAudioProperties()) { - unload(); - return false; - } - } else - _frameLength = 1000 / _frameRate; - - _frameInfoOffset = _stream->readUint32LE(); - - int numExtraData; - readFrameTable(numExtraData); - - _stream->seek(_firstFramePos); - - if (numExtraData == 0) - return true; - - _extraData.reserve(numExtraData); - readExtraData(); - - _stream->seek(_firstFramePos); - return true; -} - -void Vmd::unload() { - clear(); -} - -int16 Vmd::getWidth() const { - return preScaleX(_width); -} - -void Vmd::setXY(int16 x, int16 y) { - - x *= _scaleExternalX; - - for (int i = 0; i < _framesCount; i++) { - for (int j = 0; j < _partsPerFrame; j++) { - - if (_frames[i].parts[j].type == kPartTypeVideo) { - if (x >= 0) { - _frames[i].parts[j].left = _frames[i].parts[j].left - _x + x; - _frames[i].parts[j].right = _frames[i].parts[j].right - _x + x; - } - if (y >= 0) { - _frames[i].parts[j].top = _frames[i].parts[j].top - _y + y; - _frames[i].parts[j].bottom = _frames[i].parts[j].bottom - _y + y; - } - } - - } - } - - if (x >= 0) - _x = x; - if (y >= 0) - _y = y; -} - -void Vmd::setDoubleMode(bool doubleMode) { - if (_doubleMode == doubleMode) - return; - - if (_vidBuffer) { - delete[] _vidBuffer; - - if (doubleMode) - _vidBufferSize *= 4; - else - _vidBufferSize /= 4; - - _vidBuffer = new byte[_vidBufferSize]; - assert(_vidBuffer); - memset(_vidBuffer, 0, _vidBufferSize); - - } - - _doubleMode = doubleMode; -} - -void Vmd::seekFrame(int32 frame, int16 whence, bool restart) { - if (!_stream) - // Nothing to do - return; - - // Find the frame to which to seek - if (whence == SEEK_CUR) - frame += _curFrame; - else if (whence == SEEK_END) - frame = _framesCount - frame - 1; - else if (whence != SEEK_SET) - return; - - if ((frame < 0) || (frame >= _framesCount)) - // Nothing to do - return; - - // Restart sound - if (_hasSound && (frame == 0) && (_soundStage == 0) && !_audioStream) { - _soundStage = 1; - _audioStream = Audio::makeQueuingAudioStream(_soundFreq, _soundStereo != 0); - } - - // Seek - _stream->seek(_frames[frame].offset); - _curFrame = frame; -} - -CoktelVideo::State Vmd::nextFrame() { - State state; - - state = processFrame(_curFrame); - _curFrame++; - return state; -} - -void Vmd::zeroData() { - Imd::zeroData(); - - _hasVideo = true; - _videoCodec = 0; - - _partsPerFrame = 0; - _frames = 0; - - _extraData.clear(); - - _soundBytesPerSample = 1; - _soundStereo = 0; - _soundHeaderSize = 0; - _soundDataSize = 0; - _audioFormat = kAudioFormat8bitDirect; - - _externalCodec = false; - _codec = 0; - - _doubleMode = false; - _blitMode = 0; - _bytesPerPixel = 1; - _preScaleX = 1; - _postScaleX = 1; - _scaleExternalX = 1; - _vidMemBuffer = 0; -} - -void Vmd::deleteData() { - Imd::deleteData(); - - delete _codec; - - delete[] _frames; - delete[] _vidMemBuffer; -} - -void Vmd::clear() { - deleteData(); - zeroData(); -} - -CoktelVideo::State Vmd::processFrame(uint16 frame) { - State state; - bool startSound = false; - - seekFrame(frame); - - state.flags |= kStateNoVideoData; - state.left = 0x7FFF; - state.top = 0x7FFF; - state.right = 0; - state.bottom = 0; - - if (!_vidMem) - setVideoMemory(); - - for (uint16 i = 0; (i < _partsPerFrame) && (frame < _framesCount); i++) { - uint32 pos = _stream->pos(); - - Part &part = _frames[frame].parts[i]; - - if (part.type == kPartTypeAudio) { - // Next sound slice data - if (part.flags == 1) { - - if (_soundEnabled) { - filledSoundSlice(part.size); - - if (_soundStage == 1) - startSound = true; - - } else - _stream->skip(part.size); - - // Initial sound data (all slices) - } else if (part.flags == 2) { - - if (_soundEnabled) { - uint32 mask = _stream->readUint32LE(); - filledSoundSlices(part.size - 4, mask); - - if (_soundStage == 1) - startSound = true; - - } else - _stream->skip(part.size); - - // Empty sound slice - } else if (part.flags == 3) { - - if (_soundEnabled) { - emptySoundSlice(_soundDataSize * _soundBytesPerSample); - - if (_soundStage == 1) - startSound = true; - } - - _stream->skip(part.size); - } else if (part.flags == 4) { - warning("Vmd::processFrame(): TODO: Addy 5 sound type 4 (%d)", part.size); - disableSound(); - _stream->skip(part.size); - } else { - warning("Vmd::processFrame(): Unknown sound type %d", part.flags); - _stream->skip(part.size); - } - - _stream->seek(pos + part.size); - - } else if ((part.type == kPartTypeVideo) && !_hasVideo) { - warning("Vmd::processFrame(): Header claims there's no video, but video found (%d)", part.size); - _stream->skip(part.size); - } else if ((part.type == kPartTypeVideo) && _hasVideo) { - state.flags &= ~kStateNoVideoData; - - uint32 size = part.size; - - // New palette - if (part.flags & 2) { - uint8 index = _stream->readByte(); - uint8 count = _stream->readByte(); - - _stream->read(_palette + index * 3, (count + 1) * 3); - _stream->skip((255 - count) * 3); - - state.flags |= kStatePalette; - - size -= (768 + 2); - } - - _stream->read(_frameData, size); - _frameDataLen = size; - - int16 l = part.left, t = part.top, r = part.right, b = part.bottom; - if (renderFrame(l, t, r, b)) { - if (!_externalCodec) { - l = preScaleX(l); - r = preScaleX(r); - } - // Rendering succeeded, merging areas - state.left = MIN(state.left, l); - state.top = MIN(state.top, t); - state.right = MAX(state.right, r); - state.bottom = MAX(state.bottom, b); - } - - } else if (part.type == kPartTypeSeparator) { - } else if (part.type == kPartTypeExtraData) { - _stream->skip(part.size); - } else if (part.type == kPartType4) { - // Unknown - _stream->skip(part.size); - } else if (part.type == kPartTypeSpeech) { - state.flags |= kStateSpeech; - state.speechId = part.id; - // Always triggers when speech starts - _stream->skip(part.size); - } else { - warning("Vmd::processFrame(): Unknown frame part type %d, size %d (%d of %d)", part.type, part.size, i + 1, _partsPerFrame); - } - } - - if (startSound && _soundEnabled) { - if (_hasSound && _audioStream) { - _mixer->playStream(Audio::Mixer::kSFXSoundType, &_audioHandle, _audioStream); - _skipFrames = 0; - _soundStage = 2; - } else - _soundStage = 0; - } - - if ((_curFrame == (_framesCount - 1)) && (_soundStage == 2)) { - _audioStream->finish(); - _mixer->stopHandle(_audioHandle); - _audioStream = 0; - _soundStage = 0; - } - - // If these are still 0x7FFF, no video data has been processed - if ((state.left == 0x7FFF) || (state.top == 0x7FFF)) - state.left = state.top = state.right = state.bottom = 0; - - _lastFrameTime = g_system->getMillis(); - return state; -} - -void Vmd::deRLE(byte *&destPtr, const byte *&srcPtr, int16 destLen, int16 srcLen) { - srcPtr++; - - if (srcLen & 1) { - byte data = *srcPtr++; - - if (destLen > 0) { - *destPtr++ = data; - destLen--; - } - } - - srcLen >>= 1; - - while (srcLen > 0) { - uint8 tmp = *srcPtr++; - if (tmp & 0x80) { // Verbatim copy - tmp &= 0x7F; - - int16 copyCount = MAX<int16>(0, MIN<int16>(destLen, tmp * 2)); - - memcpy(destPtr, srcPtr, copyCount); - - srcPtr += tmp * 2; - destPtr += copyCount; - destLen -= copyCount; - } else { // 2 bytes tmp times - for (int i = 0; (i < tmp) && (destLen > 0); i++) { - for (int j = 0; j < 2; j++) { - if (destLen <= 0) - break; - - *destPtr++ = srcPtr[j]; - destLen--; - } - } - srcPtr += 2; - } - srcLen -= tmp; - } -} - -// A run-length-encoded sparse block -void Vmd::renderBlockRLE(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch) { - - for (int i = 0; i < height; i++) { - byte *destRow = dest; - int16 pixWritten = 0; - - while (pixWritten < srcPitch) { - int16 pixCount = *src++; - - if (pixCount & 0x80) { - int16 copyCount; - - pixCount = (pixCount & 0x7F) + 1; - copyCount = MAX<int16>(0, MIN<int16>(pixCount, width - pixWritten)); - - if (*src != 0xFF) { // Normal copy - - memcpy(destRow, src, copyCount); - destRow += copyCount; - src += pixCount; - } else - deRLE(destRow, src, copyCount, pixCount); - - pixWritten += pixCount; - } else { // "Hole" - int16 copyCount = MAX<int16>(0, MIN<int16>(pixCount + 1, width - pixWritten)); - - destRow += copyCount; - pixWritten += pixCount + 1; - } - - } - - dest += destPitch; - } - -} - -uint32 Vmd::renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom) { - if (!_frameData || !_vidMem || (_width <= 0) || (_height <= 0)) - return 0; - - int16 width = right - left + 1; - int16 height = bottom - top + 1; - int16 sW = _vidMemWidth; - int16 sH = _vidMemHeight; - - byte *dataPtr = _frameData; - byte *imdVidMem = _vidMem + sW * top + left; - byte *srcPtr; - - if ((left < 0) || (top < 0) || (right < 0) || (bottom < 0)) - return 1; - if ((width <= 0) || (height <= 0)) - return 1; - - uint8 type; - byte *dest = imdVidMem; - - if (_externalCodec) { - if (!_codec) - return 0; - - if (_videoCodec == kVideoCodecIndeo3) { -#ifndef USE_INDEO3 - return 0; -#else - if (!Indeo3Decoder::isIndeo3(dataPtr, _frameDataLen)) { - warning("Indeo3 data not indeo3"); - return 0; - } -#endif - } - - Common::MemoryReadStream *dataStream = new Common::MemoryReadStream(dataPtr, _frameDataLen); - _codec->decodeImage(dataStream); - - // TODO - - /* - type = 2; - srcPtr = _vidBuffer; - width = _width * (_doubleMode ? 2 : 1); - height = _height * (_doubleMode ? 2 : 1); - right = left + width - 1; - bottom = top + height - 1; - */ - - return 0; - } - - if (!_externalCodec) { - - type = *dataPtr++; - srcPtr = dataPtr; - - if (_blitMode > 0) { - dest = _vidMemBuffer + postScaleX(_width) * (top - _y) + postScaleX((left - _x)); - imdVidMem = _vidMem + _vidMemWidth * top + preScaleX(left); - sW = postScaleX(_width); - sH = _height; - } - - if (type & 0x80) { - // Frame data is compressed - - srcPtr = _vidBuffer; - type &= 0x7F; - if ((type == 2) && (postScaleX(width) == sW)) { - // Directly uncompress onto the video surface - deLZ77(dest, dataPtr); - blit(imdVidMem, dest, width, height); - return 1; - } else - deLZ77(srcPtr, dataPtr); - } - - } - - width = postScaleX(width); - - int16 drawWidth = MAX<int16>(0, MIN<int16>(width , sW - left)); - int16 drawHeight = MAX<int16>(0, MIN<int16>(height, sH - top )); - - // Evaluate the block type - if (type == 0x01) - renderBlockSparse (dest, srcPtr, drawWidth, drawHeight, sW, width); - else if (type == 0x02) - renderBlockWhole (dest, srcPtr, drawWidth, drawHeight, sW, width); - else if (type == 0x03) - renderBlockRLE (dest, srcPtr, drawWidth, drawHeight, sW, width); - else if (type == 0x42) - renderBlockWhole4X (dest, srcPtr, drawWidth, drawHeight, sW, width); - else if ((type & 0x0F) == 0x02) - renderBlockWhole2Y (dest, srcPtr, drawWidth, drawHeight, sW, width); - else - renderBlockSparse2Y(dest, srcPtr, drawWidth, drawHeight, sW, width); - - dest = _vidMemBuffer + postScaleX(_width) * (top - _y) + postScaleX(left - _x); - blit(imdVidMem, dest, width, height); - - return 1; -} - -inline int32 Vmd::preScaleX(int32 x) const { - return x / _preScaleX; -} - -inline int32 Vmd::postScaleX(int32 x) const { - return x * _postScaleX; -} - -void Vmd::blit(byte *dest, byte *src, int16 width, int16 height) { - if (_blitMode == 0) - return; - - if (_blitMode == 1) - blit16(dest, src, preScaleX(_width), preScaleX(width), height); - else if (_blitMode == 2) - blit24(dest, src, preScaleX(_width), preScaleX(width), height); -} - -void Vmd::blit16(byte *dest, byte *src, int16 srcPitch, int16 width, int16 height) { - assert(_palLUT); - - Graphics::SierraLight *dither = - new Graphics::SierraLight(width, _palLUT); - - for (int i = 0; i < height; i++) { - byte *d = dest; - byte *s = src; - - for (int j = 0; j < width; j++, s += 2) { - uint16 data = READ_LE_UINT16(s); - byte r = ((data & 0x7C00) >> 10); - byte g = ((data & 0x03E0) >> 5); - byte b = ((data & 0x001F) >> 0); - byte dY, dU, dV; - - Graphics::PaletteLUT::RGB2YUV(r << 3, g << 3, b << 3, dY, dU, dV); - - byte p = dither->dither(dY, dU, dV, j); - - if ((dY == 0) || ((r == 0) && (g == 0) && (b == 0))) - *d++ = 0; - else - *d++ = p; - } - - dither->nextLine(); - dest += _vidMemWidth; - src += 2 * srcPitch; - } - - delete dither; -} - -void Vmd::blit24(byte *dest, byte *src, int16 srcPitch, int16 width, int16 height) { - assert(_palLUT); - - Graphics::SierraLight *dither = - new Graphics::SierraLight(width, _palLUT); - - for (int i = 0; i < height; i++) { - byte *d = dest; - byte *s = src; - - for (int j = 0; j < width; j++, s += 3) { - byte r = s[2]; - byte g = s[1]; - byte b = s[0]; - byte dY, dU, dV; - - Graphics::PaletteLUT::RGB2YUV(r, g, b, dY, dU, dV); - - byte p = dither->dither(dY, dU, dV, j); - - if ((dY == 0) || ((r == 0) && (g == 0) && (b == 0))) - *d++ = 0; - else - *d++ = p; - } - - dither->nextLine(); - dest += _vidMemWidth; - src += 3 * srcPitch; - } - - delete dither; -} - -byte *Vmd::deDPCM(const byte *data, uint32 &size, int32 init[2]) { - if (!data || (size == 0)) - return 0; - - int channels = (_soundStereo > 0) ? 2 : 1; - - uint32 inSize = size; - uint32 outSize = size + channels; - - int16 *out = (int16 *)malloc(outSize * 2); - byte *sound = (byte *) out; - - int channel = 0; - - for (int i = 0; i < channels; i++) { - *out++ = TO_BE_16(init[channel]); - - channel = (channel + 1) % channels; - } - - while (inSize-- > 0) { - if (*data & 0x80) - init[channel] -= _tableDPCM[*data++ & 0x7F]; - else - init[channel] += _tableDPCM[*data++]; - - init[channel] = CLIP<int32>(init[channel], -32768, 32767); - *out++ = TO_BE_16(init[channel]); - - channel = (channel + 1) % channels; - } - - size = outSize * 2; - return sound; -} - -// Yet another IMA ADPCM variant -byte *Vmd::deADPCM(const byte *data, uint32 &size, int32 init, int32 index) { - if (!data || (size == 0)) - return 0; - - uint32 outSize = size * 2; - - int16 *out = (int16 *)malloc(outSize * 2); - byte *sound = (byte *) out; - - index = CLIP<int32>(index, 0, 88); - - int32 predictor = _tableADPCM[index]; - - uint32 dataByte = 0; - bool newByte = true; - - size *= 2; - while (size -- > 0) { - byte code = 0; - - if (newByte) { - dataByte = *data++; - code = (dataByte >> 4) & 0xF; - } else - code = dataByte & 0xF; - - newByte = !newByte; - - index += _tableADPCMStep[code]; - index = CLIP<int32>(index, 0, 88); - - int32 value = predictor / 8; - - if (code & 4) - value += predictor; - if (code & 2) - value += predictor / 2; - if (code & 1) - value += predictor / 4; - - if (code & 8) - init -= value; - else - init += value; - - init = CLIP<int32>(init, -32768, 32767); - - predictor = _tableADPCM[index]; - - *out++ = TO_BE_16(init); - } - - size = outSize * 2; - return sound; -} - -byte *Vmd::soundEmpty(uint32 &size) { - if (!_audioStream) - return 0; - - byte *soundBuf = (byte *)malloc(size); - memset(soundBuf, 0, size); - - return soundBuf; -} - -byte *Vmd::sound8bitDirect(uint32 &size) { - if (!_audioStream) { - _stream->skip(size); - return 0; - } - - byte *soundBuf = (byte *)malloc(size); - _stream->read(soundBuf, size); - unsignedToSigned(soundBuf, size); - - return soundBuf; -} - -byte *Vmd::sound16bitDPCM(uint32 &size) { - if (!_audioStream) { - _stream->skip(size); - return 0; - } - - int32 init[2]; - - init[0] = _stream->readSint16LE(); - size -= 2; - - if (_soundStereo > 0) { - init[1] = _stream->readSint16LE(); - size -= 2; - } - - byte *data = new byte[size]; - byte *sound = 0; - - if (_stream->read(data, size) == size) - sound = deDPCM(data, size, init); - - delete[] data; - - return sound; -} - -byte *Vmd::sound16bitADPCM(uint32 &size) { - if (!_audioStream) { - _stream->skip(size); - return 0; - } - - int32 init = _stream->readSint16LE(); - size -= 2; - - int32 index = _stream->readByte(); - size--; - - byte *data = new byte[size]; - byte *sound = 0; - - if (_stream->read(data, size) == size) - sound = deADPCM(data, size, init, index); - - delete[] data; - - return sound; -} - -void Vmd::emptySoundSlice(uint32 size) { - byte *sound = soundEmpty(size); - - if (sound) { - uint32 flags = 0; - flags |= (_soundBytesPerSample == 2) ? Audio::FLAG_16BITS : 0; - flags |= (_soundStereo > 0) ? Audio::FLAG_STEREO : 0; - - _audioStream->queueBuffer(sound, size, DisposeAfterUse::YES, flags); - } -} - -void Vmd::filledSoundSlice(uint32 size) { - byte *sound = 0; - if (_audioFormat == kAudioFormat8bitDirect) - sound = sound8bitDirect(size); - else if (_audioFormat == kAudioFormat16bitDPCM) - sound = sound16bitDPCM(size); - else if (_audioFormat == kAudioFormat16bitADPCM) - sound = sound16bitADPCM(size); - - if (sound) { - uint32 flags = 0; - flags |= (_soundBytesPerSample == 2) ? Audio::FLAG_16BITS : 0; - flags |= (_soundStereo > 0) ? Audio::FLAG_STEREO : 0; - - _audioStream->queueBuffer(sound, size, DisposeAfterUse::YES, flags); - } -} - -uint8 Vmd::evaluateMask(uint32 mask, bool *fillInfo, uint8 &max) { - max = MIN<int>(_soundSlicesCount - 1, 31); - - uint8 n = 0; - for (int i = 0; i < max; i++) { - - if (!(mask & 1)) { - n++; - *fillInfo++ = true; - } else - *fillInfo++ = false; - - mask >>= 1; - } - - return n; -} - -void Vmd::filledSoundSlices(uint32 size, uint32 mask) { - bool fillInfo[32]; - - uint8 max; - uint8 n = evaluateMask(mask, fillInfo, max); - - int32 extraSize; - - extraSize = size - n * _soundDataSize; - - if (_soundSlicesCount > 32) - extraSize -= (_soundSlicesCount - 32) * _soundDataSize; - - if (n > 0) - extraSize /= n; - - for (uint8 i = 0; i < max; i++) - if (fillInfo[i]) - filledSoundSlice(_soundDataSize + extraSize); - else - emptySoundSlice(_soundDataSize * _soundBytesPerSample); - - if (_soundSlicesCount > 32) - filledSoundSlice((_soundSlicesCount - 32) * _soundDataSize + _soundHeaderSize); -} - -bool Vmd::getPartCoords(int16 frame, PartType type, - int16 &x, int16 &y, int16 &width, int16 &height) { - - if (frame >= _framesCount) - return false; - - Frame &f = _frames[frame]; - - // Look for a part matching the requested type, stopping at a separator - Part *part = 0; - for (int i = 0; i < _partsPerFrame; i++) { - Part &p = f.parts[i]; - - if ((p.type == kPartTypeSeparator) || (p.type == type)) { - part = &p; - break; - } - } - - if (!part) - return false; - - x = part->left; - y = part->top; - width = part->right - part->left + 1; - height = part->bottom - part->top + 1; - - return true; -} - -bool Vmd::getFrameCoords(int16 frame, - int16 &x, int16 &y, int16 &width, int16 &height) { - - return getPartCoords(frame, kPartTypeVideo, x, y, width, height); -} - -bool Vmd::hasExtraData() const { - return !_extraData.empty(); -} - -bool Vmd::hasExtraData(const char *fileName) const { - for (uint i = 0; i < _extraData.size(); i++) - if (!scumm_stricmp(_extraData[i].name, fileName)) - return true; - - return false; -} - -Common::MemoryReadStream *Vmd::getExtraData(const char *fileName) { - uint i = 0; - - for (i = 0; i < _extraData.size(); i++) - if (!scumm_stricmp(_extraData[i].name, fileName)) - break; - - if (i >= _extraData.size()) - return 0; - - if ((_extraData[i].size - 20) != _extraData[i].realSize) { - warning("Vmd::getExtraData(): Sizes for \"%s\" differ! (%d, %d)", - fileName, (_extraData[i].size - 20), _extraData[i].realSize); - return 0; - } - - if (!_stream->seek(_extraData[i].offset)) { - warning("Vmd::getExtraData(): Can't seek to offset %d to (file \"%s\")", - _extraData[i].offset, fileName); - return 0; - } - - byte *data = (byte *) malloc(_extraData[i].realSize); - if (_stream->read(data, _extraData[i].realSize) != _extraData[i].realSize) { - free(data); - warning("Vmd::getExtraData(): Couldn't read %d bytes (file \"%s\")", - _extraData[i].realSize, fileName); - } - - Common::MemoryReadStream *stream = - new Common::MemoryReadStream(data, _extraData[i].realSize, DisposeAfterUse::YES); - - return stream; -} - -} // End of namespace Graphics - -#endif // GRAPHICS_VIDEO_COKTELVIDEO_H diff --git a/graphics/video/coktelvideo/coktelvideo.h b/graphics/video/coktelvideo/coktelvideo.h deleted file mode 100644 index 91dbee99bf..0000000000 --- a/graphics/video/coktelvideo/coktelvideo.h +++ /dev/null @@ -1,590 +0,0 @@ -/* 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 2 - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -// Currently, only GOB and SCI32 games play IMDs and VMDs -#if defined(ENABLE_GOB) || defined(ENABLE_SCI32) || defined(DYNAMIC_MODULES) - -#ifndef GRAPHICS_VIDEO_COKTELVIDEO_H -#define GRAPHICS_VIDEO_COKTELVIDEO_H - -#include "common/scummsys.h" -#include "common/stream.h" -#include "common/array.h" -#include "graphics/dither.h" -#include "sound/mixer.h" - -namespace Audio { - class QueuingAudioStream; -} - -namespace Graphics { - -class Codec; - -/** Common interface for handling Coktel Vision videos and derivated formats. */ -class CoktelVideo { -public: - enum Features { - kFeaturesNone = 0, - /** Has an own palette. */ - kFeaturesPalette = 8, - /** Suggests a data size. */ - kFeaturesDataSize = 0x20, - /** Has sound. */ - kFeaturesSound = 0x40, - /** Has specific frame coordinates. */ - kFeaturesFrameCoords = 0x80, - /** Has general standard coordinates. */ - kFeaturesStdCoords = 0x100, - /** Has a frame positions table. */ - kFeaturesFramesPos = 0x200, - /** Has video. */ - kFeaturesVideo = 0x400, - /** Is a full color (non-paletted) video. */ - kFeaturesFullColor = 0x4000, - /** Supports automatic doubling. */ - kFeaturesSupportsDouble = 0x40000000 - }; - - enum StateFlags { - kStateNone = 0, - /** Changed the palette. */ - kStatePalette = 0x10, - /** Performed a jump to another frame. */ - kStateJump = 0x200, - /** Updated according to the specific frame coordinates. */ - kStateFrameCoords = 0x400, - /** Got no frame data. */ - kStateNoVideoData = 0x800, - /** Updated according to the general standard coordinates. */ - kStateStdCoords = 0x1000, - /** Had to explicitely seek to the frame. */ - kStateSeeked = 0x2000, - /** Reached a break-point. */ - kStateBreak = 0x8000, - /** Frame marks the beginning of speech. */ - kStateSpeech = 0x4000000 - }; - - struct State { - /** Left-most value of the updated rectangle. */ - int16 left; - /** Top-most value of the updated rectangle. */ - int16 top; - /** Right-most value of the updated rectangle. */ - int16 right; - /** Bottom-most value of the updated rectangle. */ - int16 bottom; - /** Set accordingly to what was done. */ - uint32 flags; - /** The id of the spoken words. */ - uint16 speechId; - - State() : left(0), top(0), right(0), bottom(0), flags(0), speechId(0) { } - }; - - virtual ~CoktelVideo() { } - - /** Returns the features the loaded video possesses. */ - virtual uint32 getFeatures() const = 0; - /** Returns the flags the loaded video possesses. */ - virtual uint16 getFlags() const = 0; - /** Returns the x coordinate of the video. */ - virtual int16 getX() const = 0; - /** Returns the y coordinate of the video. */ - virtual int16 getY() const = 0; - /** Returns the width of the video. */ - virtual int16 getWidth() const = 0; - /** Returns the height of the video. */ - virtual int16 getHeight() const = 0; - - /** Returns the number of frames the loaded video has. */ - virtual uint16 getFramesCount() const = 0; - /** Returns the current frame number. - * - * This is the current frame after the last nextFrame()-call, - * i.e. it's 0 after loading, 1 after the first nextFrame()-call, etc.. - */ - virtual uint16 getCurrentFrame() const = 0; - /** Returns the frame rate. */ - virtual int16 getFrameRate() const = 0; - /** Returns the number of frames the video lags behind the audio. */ - virtual uint32 getSyncLag() const = 0; - /** Returns the current frame's palette. */ - virtual const byte *getPalette() const = 0; - - /** Returns the frame's coordinates */ - virtual bool getFrameCoords(int16 frame, - int16 &x, int16 &y, int16 &width, int16 &height) = 0; - - /** Returns whether any extra data files are embedded in this video. */ - virtual bool hasExtraData() const = 0; - /** Returns whether that extra data file exists */ - virtual bool hasExtraData(const char *fileName) const = 0; - /** Returns an extra data file */ - virtual Common::MemoryReadStream *getExtraData(const char *fileName) = 0; - - /** Load a video out of a stream. */ - virtual bool load(Common::SeekableReadStream *stream) = 0; - /** Unload the currently loaded video. */ - virtual void unload() = 0; - - /** Set the frame rate. */ - virtual void setFrameRate(int16 frameRate) = 0; - - /** Set the coordinations where to draw the video. */ - virtual void setXY(int16 x, int16 y) = 0; - /** Use a specific memory block as video memory. */ - virtual void setVideoMemory(byte *vidMem, uint16 width, uint16 height) = 0; - /** Use an own memory block as video memory. */ - virtual void setVideoMemory() = 0; - - /** Double the video's resolution. */ - virtual void setDoubleMode(bool doubleMode) = 0; - - /** Play sound (if the video has sound). */ - virtual void enableSound(Audio::Mixer &mixer) = 0; - /** Don't play sound or stop currently playing sound. */ - virtual void disableSound() = 0; - - /** Is sound currently playing? */ - virtual bool isSoundPlaying() const = 0; - - /** Seek to a specific frame. - * - * @param frame The frame to which to seek. - * @param whence The offset from whence the frame is given. - * @param restart Restart the video to reach an otherwise inaccessible frame? - */ - virtual void seekFrame(int32 frame, int16 whence = SEEK_SET, bool restart = false) = 0; - - /** Render the next frame. */ - virtual State nextFrame() = 0; - /** Get the time in ms until the next frame can be displayed. Already includes A/V sync measures. */ - virtual uint32 getFrameWaitTime() = 0; - /** Wait for the frame to end. */ - virtual void waitEndFrame() = 0; - - /** Copy the current frame. - * - * @param dest The memory to which to copy the current frame. - * @param left The x position within the frame. - * @param top The y position within the frame. - * @param width The width of the area to copy. - * @param height The height of the area to copy. - * @param x The x position to where to copy. - * @param y The y position to where to copy. - * @param pitch The buffer's width. - * @param transp Which color should be seen as transparent? - */ - virtual void copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp = -1) = 0; -}; - -/** Coktel Vision's first simple IMD format, used by Fascination. - */ -class PreImd : public CoktelVideo { -public: - PreImd(); - PreImd(int16 width, int16 height); - ~PreImd(); - - uint32 getFeatures() const; - uint16 getFlags() const; - - int16 getX() const; - int16 getY() const; - int16 getWidth() const; - int16 getHeight() const; - - uint16 getFramesCount() const; - uint16 getCurrentFrame() const; - - void setFrameRate(int16 frameRate); - int16 getFrameRate() const; - - uint32 getSyncLag() const; - - const byte *getPalette() const; - - bool getFrameCoords(int16 frame, - int16 &x, int16 &y, int16 &width, int16 &height); - - bool hasExtraData() const; - bool hasExtraData(const char *fileName) const; - Common::MemoryReadStream *getExtraData(const char *fileName); - - bool load(Common::SeekableReadStream *stream); - void unload(); - - void setXY(int16 x, int16 y); - void setVideoMemory(byte *vidMem, uint16 width, uint16 height); - void setVideoMemory(); - - void setDoubleMode(bool doubleMode); - - void enableSound(Audio::Mixer &mixer); - void disableSound(); - - bool isSoundPlaying() const; - - void seekFrame(int32 frame, int16 whence = SEEK_SET, bool restart = false); - - State nextFrame(); - uint32 getFrameWaitTime(); - void waitEndFrame(); - - void copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp = -1); - -protected: - Common::SeekableReadStream *_stream; - - // Properties - uint32 _features; - uint16 _flags; - - int16 _forcedWidth; - int16 _forcedHeight; - - // Current coordinates - int16 _x; - int16 _y; - int16 _width; - int16 _height; - - uint16 _framesCount; - uint16 _curFrame; - int16 _frameRate; - uint32 _frameLength; - - byte _palette[768]; - - // Video memory - bool _hasOwnVidMem; - byte *_vidMem; - uint16 _vidMemWidth; - uint16 _vidMemHeight; - - byte *_vidBuffer; - uint32 _vidBufferSize; - - void clear(); - void zeroData(); - void deleteData(); - - void zeroVidMem(); - void deleteVidMem(); - - State processFrame(uint16 frame); - void renderFrame(); -}; - -/** Coktel Vision's IMD files. - */ -class Imd : public PreImd { -public: - Imd(); - ~Imd(); - - void setFrameRate(int16 frameRate); - int16 getFrameRate() const; - - uint32 getSyncLag() const; - - bool load(Common::SeekableReadStream *stream); - void unload(); - - void setXY(int16 x, int16 y); - - void enableSound(Audio::Mixer &mixer); - void disableSound(); - - bool isSoundPlaying() const; - - void seekFrame(int32 frame, int16 whence = SEEK_SET, bool restart = false); - - State nextFrame(); - uint32 getFrameWaitTime(); - - void copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp = -1); - -protected: - enum Command { - kCommandNextSound = 0xFF00, - kCommandStartSound = 0xFF01, - - kCommandBreak = 0xFFF0, - kCommandBreakSkip0 = 0xFFF1, - kCommandBreakSkip16 = 0xFFF2, - kCommandBreakSkip32 = 0xFFF3, - kCommandBreakMask = 0xFFF8, - - kCommandPalette = 0xFFF4, - kCommandVideoData = 0xFFFC, - - kCommandJump = 0xFFFD - }; - - struct Coord { - int16 left; - int16 top; - int16 right; - int16 bottom; - } PACKED_STRUCT; - - // Properties - uint16 _version; - - // Standard coordinates gives by the header - int16 _stdX; - int16 _stdY; - int16 _stdWidth; - int16 _stdHeight; - - uint32 *_framesPos; - uint32 _firstFramePos; - Coord *_frameCoords; - - // Buffer for raw frame data - byte *_frameData; - uint32 _frameDataSize; - uint32 _frameDataLen; - - // Sound properties - uint16 _soundFlags; - int16 _soundFreq; - int16 _soundSliceSize; - int16 _soundSlicesCount; - uint32 _soundSliceLength; - - // Current sound state - bool _hasSound; - bool _soundEnabled; - uint8 _soundStage; // (0: no sound, 1: loaded, 2: playing) - uint32 _skipFrames; - - Audio::QueuingAudioStream *_audioStream; - Audio::SoundHandle _audioHandle; - - uint32 _lastFrameTime; - - Audio::Mixer *_mixer; - - void clear(); - void zeroData(); - void deleteData(); - - void unsignedToSigned(byte *buffer, int length); - - bool loadCoordinates(); - bool loadFrameTableOffsets(uint32 &framesPosPos, uint32 &framesCoordsPos); - bool assessVideoProperties(); - bool assessAudioProperties(); - bool loadFrameTables(uint32 framesPosPos, uint32 framesCoordsPos); - - State processFrame(uint16 frame); - uint32 renderFrame(int16 left, int16 top, int16 right, int16 bottom); - void deLZ77(byte *dest, byte *src); - - void renderBlockWhole (byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - void renderBlockWhole4X (byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - void renderBlockWhole2Y (byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - void renderBlockSparse (byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - void renderBlockSparse2Y(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - - void calcFrameCoords(uint16 frame, State &state); - - void nextSoundSlice(bool hasNextCmd); - bool initialSoundSlice(bool hasNextCmd); - void emptySoundSlice(bool hasNextCmd); - - void videoData(uint32 size, State &state); -}; - -class Vmd : public Imd { -public: - Vmd(Graphics::PaletteLUT *palLUT = 0); - ~Vmd(); - - bool getFrameCoords(int16 frame, - int16 &x, int16 &y, int16 &width, int16 &height); - - bool hasExtraData() const; - bool hasExtraData(const char *fileName) const; - Common::MemoryReadStream *getExtraData(const char *fileName); - - bool load(Common::SeekableReadStream *stream); - void unload(); - - int16 getWidth() const; - - void setXY(int16 x, int16 y); - - void setDoubleMode(bool doubleMode); - - void seekFrame(int32 frame, int16 whence = SEEK_SET, bool restart = false); - - State nextFrame(); - -protected: - enum PartType { - kPartTypeSeparator = 0, - kPartTypeAudio = 1, - kPartTypeVideo = 2, - kPartTypeExtraData = 3, - kPartType4 = 4, - kPartTypeSpeech = 5 - }; - - enum AudioFormat { - kAudioFormat8bitDirect = 0, - kAudioFormat16bitDPCM = 1, - kAudioFormat16bitADPCM = 2 - }; - - struct ExtraData { - char name[16]; - uint32 offset; - uint32 size; - uint32 realSize; - - ExtraData(); - } PACKED_STRUCT; - - struct Part { - PartType type; - byte field_1; - byte field_E; - uint32 size; - int16 left; - int16 top; - int16 right; - int16 bottom; - uint16 id; - byte flags; - - Part(); - } PACKED_STRUCT; - - struct Frame { - uint32 offset; - Part *parts; - - Frame(); - ~Frame(); - } PACKED_STRUCT; - - // Tables for the audio decompressors - static const uint16 _tableDPCM[128]; - static const int32 _tableADPCM[]; - static const int32 _tableADPCMStep[]; - - bool _hasVideo; - uint32 _videoCodec; - - uint32 _frameInfoOffset; - uint16 _partsPerFrame; - Frame *_frames; - - Common::Array<ExtraData> _extraData; - - // Sound properties - byte _soundBytesPerSample; - byte _soundStereo; // (0: mono, 1: old-style stereo, 2: new-style stereo) - uint32 _soundHeaderSize; - uint32 _soundDataSize; - AudioFormat _audioFormat; - - // Video properties - byte _blitMode; - byte _bytesPerPixel; - byte _preScaleX; - byte _postScaleX; - byte _scaleExternalX; - byte *_vidMemBuffer; - - bool _doubleMode; - - Graphics::PaletteLUT *_palLUT; - - bool _externalCodec; - Codec *_codec; - - void clear(); - void zeroData(); - void deleteData(); - - bool getPartCoords(int16 frame, PartType type, - int16 &x, int16 &y, int16 &width, int16 &height); - - bool assessVideoProperties(); - bool assessAudioProperties(); - void readFrameTable(int &numExtraData); - void readExtraData(); - - State processFrame(uint16 frame); - uint32 renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom); - - void renderBlockRLE(byte *dest, const byte *src, int16 width, int16 height, - int16 destPitch, int16 srcPitch); - - void deRLE(byte *&destPtr, const byte *&srcPtr, int16 destLen, int16 srcLen); - - inline int32 preScaleX(int32 x) const; - inline int32 postScaleX(int32 x) const; - - void blit(byte *dest, byte *src, int16 width, int16 height); - void blit16(byte *dest, byte *src, int16 srcPitch, int16 width, int16 height); - void blit24(byte *dest, byte *src, int16 srcPitch, int16 width, int16 height); - - byte *deDPCM(const byte *data, uint32 &size, int32 init[2]); - byte *deADPCM(const byte *data, uint32 &size, int32 init, int32 v28); - - byte *soundEmpty(uint32 &size); - byte *sound8bitDirect(uint32 &size); - byte *sound16bitDPCM(uint32 &size); - byte *sound16bitADPCM(uint32 &size); - - uint8 evaluateMask(uint32 mask, bool *fillInfo, uint8 &max); - void emptySoundSlice(uint32 size); - void filledSoundSlice(uint32 size); - void filledSoundSlices(uint32 size, uint32 mask); -}; - -} // End of namespace Graphics - -#endif // GRAPHICS_VIDEO_COKTELVIDEO_H - -#endif // Engine and dynamic plugins guard |