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author | Sven Hesse | 2008-12-15 15:36:21 +0000 |
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committer | Sven Hesse | 2008-12-15 15:36:21 +0000 |
commit | 513aeee844c2cef1886e84661bb3e070692c77d5 (patch) | |
tree | 979c5a4850ca4da94661ca0d0035aeb7ad5d1c32 /engines/gob/coktelvideo.cpp | |
parent | b4e542e37f6505cbaa1910563a36725328396767 (diff) | |
download | scummvm-rg350-513aeee844c2cef1886e84661bb3e070692c77d5.tar.gz scummvm-rg350-513aeee844c2cef1886e84661bb3e070692c77d5.tar.bz2 scummvm-rg350-513aeee844c2cef1886e84661bb3e070692c77d5.zip |
More video changes/fixes/stubs
svn-id: r35384
Diffstat (limited to 'engines/gob/coktelvideo.cpp')
-rw-r--r-- | engines/gob/coktelvideo.cpp | 216 |
1 files changed, 130 insertions, 86 deletions
diff --git a/engines/gob/coktelvideo.cpp b/engines/gob/coktelvideo.cpp index 34a27b03a0..5ce7f20db8 100644 --- a/engines/gob/coktelvideo.cpp +++ b/engines/gob/coktelvideo.cpp @@ -928,8 +928,10 @@ bool Vmd::load(Common::SeekableReadStream &stream) { _bytesPerPixel = handle + 1; - if (_bytesPerPixel > 1) + if (_bytesPerPixel > 1) { _features |= kFeaturesFullColor; + _features &= ~kFeaturesPalette; + } _flags = _stream->readUint16LE(); _partsPerFrame = _stream->readUint16LE(); @@ -945,8 +947,12 @@ bool Vmd::load(Common::SeekableReadStream &stream) { _frameDataSize = _stream->readUint32LE(); _vidBufferSize = _stream->readUint32LE(); - if (_bytesPerPixel > 1) + if ((_version & 2) && !(_version & 8)) { + _externalCodec = true; _frameDataSize = _vidBufferSize = 0; + } else + _externalCodec = false; + // 0x322 (802) if (_hasVideo) { @@ -962,6 +968,11 @@ bool Vmd::load(Common::SeekableReadStream &stream) { _vidBuffer = new byte[_vidBufferSize]; assert(_vidBuffer); memset(_vidBuffer, 0, _vidBufferSize); + + if ((_bytesPerPixel > 1) && !_externalCodec) { + _vidMemBuffer = new byte[_bytesPerPixel * (_width * _height + 1000)]; + memset(_vidMemBuffer, 0, _bytesPerPixel * (_width * _height + 1000)); + } } _soundFreq = _stream->readSint16LE(); @@ -1141,6 +1152,13 @@ void Vmd::seekFrame(int32 frame, int16 whence, bool restart) { // Nothing to do return; + // Restart sound + if (_hasSound && (frame == 0) && (_soundStage == 0) && !_audioStream) { + _soundStage = 1; + _audioStream = Audio::makeAppendableAudioStream(_soundFreq, + (_soundBytesPerSample == 2) ? Audio::Mixer::FLAG_16BITS : 0); + } + // Seek _stream->seek(_frames[frame].offset); _curFrame = frame; @@ -1160,6 +1178,7 @@ void Vmd::clear(bool del) { if (del) { delete _codecIndeo3; delete[] _frames; + delete[] _vidMemBuffer; } _hasVideo = true; @@ -1174,7 +1193,9 @@ void Vmd::clear(bool del) { _soundBytesPerSample = 1; _soundStereo = 0; + _externalCodec = false; _bytesPerPixel = 1; + _vidMemBuffer = 0; } CoktelVideo::State Vmd::processFrame(uint16 frame) { @@ -1340,6 +1361,8 @@ uint32 Vmd::renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom) { if ((width < 0) || (height < 0)) return 1; + byte *dest = imdVidMem; + if (Indeo3::isIndeo3(dataPtr, dataLen)) { if (!_codecIndeo3) return 0; @@ -1355,14 +1378,26 @@ uint32 Vmd::renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom) { bottom = top + height - 1; } else { + + if (_externalCodec) { + warning("Unknown external codec"); + return 0; + } + type = *dataPtr++; srcPtr = dataPtr; + if (_bytesPerPixel > 1) { + dest = _vidMemBuffer; + sW = _width; + } + if (type & 0x80) { // Frame data is compressed srcPtr = _vidBuffer; type &= 0x7F; if ((type == 2) && (width == sW)) { - deLZ77(imdVidMem, dataPtr); + deLZ77(dest, dataPtr); + blit(imdVidMem, dest, width, height); return 1; } else deLZ77(srcPtr, dataPtr); @@ -1371,39 +1406,39 @@ uint32 Vmd::renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom) { } uint16 pixCount, pixWritten; - byte *imdVidMemBak; + byte *destBak; if (type == 1) { // Sparse block - imdVidMemBak = imdVidMem; + destBak = dest; for (int i = 0; i < height; i++) { pixWritten = 0; while (pixWritten < width) { pixCount = *srcPtr++; if (pixCount & 0x80) { // Data pixCount = MIN((pixCount & 0x7F) + 1, width - pixWritten); - memcpy(imdVidMem, srcPtr, pixCount); + memcpy(dest, srcPtr, pixCount); pixWritten += pixCount; - imdVidMem += pixCount; + dest += pixCount; srcPtr += pixCount; } else { // "Hole" pixCount = (pixCount + 1) % 256; pixWritten += pixCount; - imdVidMem += pixCount; + dest += pixCount; } } - imdVidMemBak += sW; - imdVidMem = imdVidMemBak; + destBak += sW; + dest = destBak; } } else if (type == 2) { // Whole block for (int i = 0; i < height; i++) { - memcpy(imdVidMem, srcPtr, width); + memcpy(dest, srcPtr, width); srcPtr += width; - imdVidMem += sW; + dest += sW; } } else if (type == 3) { // RLE block for (int i = 0; i < height; i++) { - imdVidMemBak = imdVidMem; + destBak = dest; pixWritten = 0; while (pixWritten < width) { @@ -1412,68 +1447,122 @@ uint32 Vmd::renderFrame(int16 &left, int16 &top, int16 &right, int16 &bottom) { pixCount = (pixCount & 0x7F) + 1; if (*srcPtr != 0xFF) { // Normal copy - memcpy(imdVidMem, srcPtr, pixCount); - imdVidMem += pixCount; + memcpy(dest, srcPtr, pixCount); + dest += pixCount; srcPtr += pixCount; } else - deRLE(srcPtr, imdVidMem, pixCount); + deRLE(srcPtr, dest, pixCount); pixWritten += pixCount; } else { // "Hole" - imdVidMem += pixCount + 1; + dest += pixCount + 1; pixWritten += pixCount + 1; } } - imdVidMemBak += sW; - imdVidMem = imdVidMemBak; + destBak += sW; + dest = destBak; } } else if (type == 0x42) { // Whole quarter-wide block for (int i = 0; i < height; i++) { - imdVidMemBak = imdVidMem; + destBak = dest; - for (int j = 0; j < width; j += 4, imdVidMem += 4, srcPtr++) - memset(imdVidMem, *srcPtr, 4); + for (int j = 0; j < width; j += 4, dest += 4, srcPtr++) + memset(dest, *srcPtr, 4); - imdVidMemBak += sW; - imdVidMem = imdVidMemBak; + destBak += sW; + dest = destBak; } } else if ((type & 0xF) == 2) { // Whole half-high block - for (; height > 1; height -= 2, imdVidMem += sW + sW, srcPtr += width) { - memcpy(imdVidMem, srcPtr, width); - memcpy(imdVidMem + sW, srcPtr, width); + for (; height > 1; height -= 2, dest += sW + sW, srcPtr += width) { + memcpy(dest, srcPtr, width); + memcpy(dest + sW, srcPtr, width); } if (height == -1) - memcpy(imdVidMem, srcPtr, width); + memcpy(dest, srcPtr, width); } else { // Sparse half-high block - imdVidMemBak = imdVidMem; + destBak = dest; for (int i = 0; i < height; i += 2) { pixWritten = 0; while (pixWritten < width) { pixCount = *srcPtr++; if (pixCount & 0x80) { // Data pixCount = MIN((pixCount & 0x7F) + 1, width - pixWritten); - memcpy(imdVidMem, srcPtr, pixCount); - memcpy(imdVidMem + sW, srcPtr, pixCount); + memcpy(dest, srcPtr, pixCount); + memcpy(dest + sW, srcPtr, pixCount); pixWritten += pixCount; - imdVidMem += pixCount; + dest += pixCount; srcPtr += pixCount; } else { // "Hole" pixCount = (pixCount + 1) % 256; pixWritten += pixCount; - imdVidMem += pixCount; + dest += pixCount; } } - imdVidMemBak += sW + sW; - imdVidMem = imdVidMemBak; + destBak += sW + sW; + dest = destBak; } } + blit(imdVidMem, dest, width, height); + return 1; } +void Vmd::blit(byte *dest, byte *src, int16 width, int16 height) { + if ((_bytesPerPixel == 1) || _externalCodec) + return; + + if (_bytesPerPixel == 2) + blit16(dest, (uint16 *) src, width, height); + else if (_bytesPerPixel == 3) + blit24(dest, src, width, height); +} + +void Vmd::blit16(byte *dest, uint16 *src, int16 width, int16 height) { + int16 vWidth = _width >> 1; + + assert(_palLUT); + + SierraLight *dither = new SierraLight(width, height, _palLUT); + + for (int i = 0; i < height; i++) { + byte *d = dest; + uint16 *s = src; + + for (int j = 0; j < width; j++, s++) { + byte r = ((*s & 0x7C00) >> 10) << 1; + byte g = ((*s & 0x03E0) >> 5) << 1; + byte b = ((*s & 0x001F) >> 0) << 1; + byte dY, dU, dV; + + PaletteLUT::RGB2YUV(r << 2, g << 2, b << 2, 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 += vWidth; + } + + delete dither; +} + +void Vmd::blit24(byte *dest, byte *sc, int16 width, int16 height) { + warning("TODO: blit24"); +} + void Vmd::emptySoundSlice(uint32 size) { + if (!_audioStream) + return; + byte *soundBuf = new byte[size]; assert(soundBuf); @@ -1483,6 +1572,9 @@ void Vmd::emptySoundSlice(uint32 size) { } void Vmd::soundSlice8bit(uint32 size) { + if (!_audioStream) + return; + byte *soundBuf = new byte[size]; assert(soundBuf); @@ -1493,6 +1585,9 @@ void Vmd::soundSlice8bit(uint32 size) { } void Vmd::soundSlice16bit(uint32 size, int16 &init) { + if (!_audioStream) + return; + byte *dataBuf = new byte[size]; byte *soundBuf = new byte[size * 2]; @@ -1622,55 +1717,4 @@ Common::MemoryReadStream *Vmd::getExtraData(const char *fileName) { return stream; } -void Vmd::copyCurrentFrame(byte *dest, - uint16 left, uint16 top, uint16 width, uint16 height, - uint16 x, uint16 y, uint16 pitch, int16 transp) { - - if (_bytesPerPixel != 2) - Imd::copyCurrentFrame(dest, left, top, width, height, x, y, pitch, transp); - - if (!_vidMem) - return; - - int16 vWidth = _width >> 1; - - if (((left + width) > vWidth) || ((top + height) > _height)) - return; - - assert(_palLUT); - - SierraLight *dither = new SierraLight(width, height, _palLUT); - - uint16 *vidMem = (uint16 *) _vidMem; - dest += pitch * y; - vidMem += vWidth * top; - - for (int i = 0; i < height; i++) { - byte *d = dest + x; - uint16 *s = vidMem + left; - - for (int j = 0; j < width; j++, s++) { - byte r = ((*s & 0x7C00) >> 10) << 1; - byte g = ((*s & 0x03E0) >> 5) << 1; - byte b = ((*s & 0x001F) >> 0) << 1; - byte dY, dU, dV; - - PaletteLUT::RGB2YUV(r << 2, g << 2, b << 2, 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 += pitch; - vidMem += vWidth; - } - - delete dither; -} - } // End of namespace Gob |