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authorSven Hesse2007-07-31 23:06:25 +0000
committerSven Hesse2007-07-31 23:06:25 +0000
commit507461e94df430484b0f377c17a54472810747c2 (patch)
treeab23e984009ac43cb93547bc29b7bfb7435b7f77 /engines/gob
parent6b590bf4d14a0f0d3024d85b9a6220956e131d23 (diff)
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- VMD playing works a bit better now
- Minor cleanup svn-id: r28373
Diffstat (limited to 'engines/gob')
-rw-r--r--engines/gob/coktelvideo.cpp305
-rw-r--r--engines/gob/coktelvideo.h4
2 files changed, 159 insertions, 150 deletions
diff --git a/engines/gob/coktelvideo.cpp b/engines/gob/coktelvideo.cpp
index bb50ddf04a..d8275c4ad3 100644
--- a/engines/gob/coktelvideo.cpp
+++ b/engines/gob/coktelvideo.cpp
@@ -315,7 +315,7 @@ void Imd::waitEndFrame() {
if (waitTime < 0) {
_skipFrames = -waitTime / _soundSliceLength;
- warning("IMD A/V sync broken, skipping %d frame(s)", _skipFrames + 1);
+ warning("Video A/V sync broken, skipping %d frame(s)", _skipFrames + 1);
} else if (waitTime > 0)
g_system->delayMillis(waitTime);
@@ -418,6 +418,7 @@ void Imd::clear(bool del) {
_soundStartTime = 0;
_skipFrames = 0;
+ _soundFlags = 0;
_soundFreq = 0;
_soundSliceSize = 0;
_soundSlicesCount = 0;
@@ -432,7 +433,6 @@ void Imd::clear(bool del) {
CoktelVideo::State Imd::processFrame(uint16 frame) {
State state;
uint32 cmd = 0;
- int16 xBak, yBak, heightBak, widthBak;
bool hasNextCmd = false;
bool startSound = false;
@@ -446,34 +446,29 @@ CoktelVideo::State Imd::processFrame(uint16 frame) {
seekFrame(frame);
}
- state.left = xBak = _x;
- state.top = yBak = _y;
- state.bottom = heightBak = _height;
- state.right = widthBak = _width;
- state.right += state.left - 1;
- state.bottom += state.top - 1;
+ 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) {
if (_stdX != -1) {
- state.left = _x = _stdX;
- state.top = _y = _stdY;
- state.right = _width = _stdWidth;
- state.bottom = _height = _stdHeight;
- state.right += state.left - 1;
- state.bottom += state.top - 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 = _x = _frameCoords[frame].left;
- state.top = _y = _frameCoords[frame].top;
- state.right = _width =
- _frameCoords[frame].right - _x + 1;
- state.bottom = _height =
- _frameCoords[frame].bottom - _y + 1;
- state.right += state.left - 1;
- state.bottom += state.top - 1;
+ state.left = _frameCoords[frame].left;
+ state.top = _frameCoords[frame].top;
+ state.right = _frameCoords[frame].right;
+ state.bottom = _frameCoords[frame].bottom;
state.flags |= kStateFrameCoords;
}
}
@@ -577,33 +572,20 @@ CoktelVideo::State Imd::processFrame(uint16 frame) {
cmd = _stream->readUint32LE();
_stream->read(_frameData, cmd + 2);
- int16 left = _x;
- int16 top = _y;
- int16 right = _width + left;
- int16 bottom = _height + top;
-
- if (!_vidMem)
- setVideoMemory();
-
- if (_vidMemWidth < right) {
- left = 0;
- right = _width;
+ if (_vidMemWidth <= state.right) {
+ state.left = 0;
+ state.right -= state.left;
}
- if (_vidMemWidth < right)
- right = _vidMemWidth;
- if (_vidMemHeight < bottom) {
- top = 0;
- bottom = _height;
+ if (_vidMemWidth <= state.right)
+ state.right = _vidMemWidth - 1;
+ if (_vidMemHeight <= state.bottom) {
+ state.top = 0;
+ state.bottom -= state.top;
}
- if (_vidMemHeight < bottom)
- bottom = _vidMemHeight;
-
- _x = left;
- _y = top;
- _height = bottom - top;
- _width = right - left;
+ if (_vidMemHeight <= state.bottom)
+ state.bottom = _vidMemHeight -1;
- state.flags |= renderFrame();
+ state.flags |= renderFrame(state.left, state.top, state.right, state.bottom);
state.flags |= _frameData[0];
// Frame video data
@@ -611,7 +593,7 @@ CoktelVideo::State Imd::processFrame(uint16 frame) {
_stream->read(_frameData, cmd + 2);
- state.flags |= renderFrame();
+ state.flags |= renderFrame(state.left, state.top, state.right, state.bottom);
state.flags |= _frameData[0];
} else
@@ -626,11 +608,6 @@ CoktelVideo::State Imd::processFrame(uint16 frame) {
_soundStage = 2;
}
- _x = xBak;
- _y = yBak;
- _width = widthBak;
- _height = heightBak;
-
_curFrame++;
if ((_curFrame == _framesCount) && (_soundStage == 2)) {
_audioStream->finish();
@@ -643,23 +620,18 @@ CoktelVideo::State Imd::processFrame(uint16 frame) {
return state;
}
-uint32 Imd::renderFrame() {
- if (!_frameData || (_width <= 0) || (_height <= 0))
+uint32 Imd::renderFrame(int16 left, int16 top, int16 right, int16 bottom) {
+ if (!_frameData || !_vidMem || (_width <= 0) || (_height <= 0))
return 0;
- if (!_vidMem)
- setVideoMemory();
-
- byte *dataPtr = _frameData;
- int16 imdX = _x;
- int16 imdY = _y;
- int16 imdW = _width;
- int16 imdH = _height;
+ uint32 retVal = 0;
+ int16 width = right - left + 1;
+ int16 height = bottom - top + 1;
int16 sW = _vidMemWidth;
- byte *imdVidMem = _vidMem + sW * imdY + imdX;
+ byte *dataPtr = _frameData;
+ byte *imdVidMem = _vidMem + sW * top + left;
+ byte *srcPtr;
uint8 type = *dataPtr++;
- byte *srcPtr = dataPtr;
- uint32 retVal = 0;
if (type & 0x10) { // Palette data
// One byte index
@@ -673,10 +645,11 @@ uint32 Imd::renderFrame() {
}
srcPtr = dataPtr;
+
if (type & 0x80) { // Frame data is compressed
srcPtr = _vidBuffer;
type &= 0x7F;
- if ((type == 2) && (imdW == sW)) {
+ if ((type == 2) && (width == sW)) {
deLZ77(imdVidMem, dataPtr);
return retVal;
} else
@@ -687,19 +660,19 @@ uint32 Imd::renderFrame() {
byte *imdVidMemBak;
if (type == 2) { // Whole block
- for (int i = 0; i < imdH; i++) {
- memcpy(imdVidMem, srcPtr, imdW);
- srcPtr += imdW;
+ for (int i = 0; i < height; i++) {
+ memcpy(imdVidMem, srcPtr, width);
+ srcPtr += width;
imdVidMem += sW;
}
} else if (type == 1) { // Sparse block
imdVidMemBak = imdVidMem;
- for (int i = 0; i < imdH; i++) {
+ for (int i = 0; i < height; i++) {
pixWritten = 0;
- while (pixWritten < imdW) {
+ while (pixWritten < width) {
pixCount = *srcPtr++;
if (pixCount & 0x80) { // data
- pixCount = MIN((pixCount & 0x7F) + 1, imdW - pixWritten);
+ pixCount = MIN((pixCount & 0x7F) + 1, width - pixWritten);
memcpy(imdVidMem, srcPtr, pixCount);
pixWritten += pixCount;
@@ -715,30 +688,30 @@ uint32 Imd::renderFrame() {
imdVidMem = imdVidMemBak;
}
} else if (type == 0x42) { // Whole quarter-wide block
- for (int i = 0; i < imdH; i++) {
+ for (int i = 0; i < height; i++) {
imdVidMemBak = imdVidMem;
- for (int j = 0; j < imdW; j += 4, imdVidMem += 4, srcPtr++)
+ for (int j = 0; j < width; j += 4, imdVidMem += 4, srcPtr++)
memset(imdVidMem, *srcPtr, 4);
imdVidMemBak += sW;
imdVidMem = imdVidMemBak;
}
} else if ((type & 0xF) == 2) { // Whole half-high block
- for (; imdH > 1; imdH -= 2, imdVidMem += sW + sW, srcPtr += imdW) {
- memcpy(imdVidMem, srcPtr, imdW);
- memcpy(imdVidMem + sW, srcPtr, imdW);
+ for (; height > 1; height -= 2, imdVidMem += sW + sW, srcPtr += width) {
+ memcpy(imdVidMem, srcPtr, width);
+ memcpy(imdVidMem + sW, srcPtr, width);
}
- if (imdH == -1)
- memcpy(imdVidMem, srcPtr, imdW);
+ if (height == -1)
+ memcpy(imdVidMem, srcPtr, width);
} else { // Sparse half-high block
imdVidMemBak = imdVidMem;
- for (int i = 0; i < imdH; i += 2) {
+ for (int i = 0; i < height; i += 2) {
pixWritten = 0;
- while (pixWritten < imdW) {
+ while (pixWritten < width) {
pixCount = *srcPtr++;
if (pixCount & 0x80) { // data
- pixCount = MIN((pixCount & 0x7F) + 1, imdW - pixWritten);
+ pixCount = MIN((pixCount & 0x7F) + 1, width - pixWritten);
memcpy(imdVidMem, srcPtr, pixCount);
memcpy(imdVidMem + sW, srcPtr, pixCount);
@@ -865,15 +838,13 @@ bool Vmd::load(Common::SeekableReadStream &stream) {
// Version checking
if ((headerLength != 814) || (handle != 0) || (_version != 1)) {
- warning("IMD Version incorrect (%d, %d, %d)", headerLength, handle, _version);
+ warning("VMD Version incorrect (%d, %d, %d)", headerLength, handle, _version);
unload();
return false;
}
_framesCount = _stream->readUint16LE();
- warning("# of frames: %d", _framesCount);
-
_x = _stream->readSint16LE();
_y = _stream->readSint16LE();
_width = _stream->readSint16LE();
@@ -881,19 +852,13 @@ bool Vmd::load(Common::SeekableReadStream &stream) {
if ((_width != 0) && (_height != 0)) {
_hasVideo = true;
_features |= kFeaturesVideo;
-
- warning("%dx%d+%d+%d", _width, _height, _x, _y);
-
} else
_hasVideo = false;
_flags = _stream->readUint16LE();
_partsPerFrame = _stream->readUint16LE();
_firstFramePos = _stream->readUint32LE();
- uint32 unknown1 = _stream->readUint32LE();
-
- warning("flags: %d (0x%X), #parts: %d, firstFramePos: %d, U1: %d (0x%X)",
- _flags, _flags, _partsPerFrame, _firstFramePos, unknown1, unknown1);
+ _stream->skip(4); // Unknown
_stream->read((byte *) _palette, 768);
@@ -912,13 +877,12 @@ bool Vmd::load(Common::SeekableReadStream &stream) {
_vidBuffer = new byte[_vidBufferSize];
assert(_vidBuffer);
memset(_vidBuffer, 0, _vidBufferSize);
- warning("Sizes: frameData: %d, vidBuffer: %d", _frameDataSize, _vidBufferSize);
}
_soundFreq = _stream->readSint16LE();
_soundSliceSize = _stream->readUint16LE();
_soundSlicesCount = _stream->readSint16LE();
- uint16 soundFlags = _stream->readUint16LE();
+ _soundFlags = _stream->readUint16LE();
_hasSound = (_soundFreq != 0);
if (_hasSound) {
@@ -928,59 +892,45 @@ bool Vmd::load(Common::SeekableReadStream &stream) {
_frameLength = _soundSliceLength;
_soundStage = 1;
-
_audioStream = Audio::makeAppendableAudioStream(_soundFreq, 0);
-
- warning("Sound: Freq: %d, # slices %d, slideSize: %d, flags: %d (0x%X), sliceLen = %d",
- _soundFreq, _soundSlicesCount, _soundSliceSize, soundFlags, soundFlags, _soundSliceLength);
-
} else
_frameLength = 1000 / 12; // 12 FPS for a video without sound
uint32 frameInfoOffset = _stream->readUint32LE();
- warning("frameInfoOffset: %d", frameInfoOffset);
-
_stream->seek(frameInfoOffset);
_frames = new Frame[_framesCount];
for (uint16 i = 0; i < _framesCount; i++) {
_frames[i].parts = new Part[_partsPerFrame];
- _stream->skip(2);
+ _stream->skip(2); // Unknown
_frames[i].offset = _stream->readUint32LE();
}
for (uint16 i = 0; i < _framesCount; i++) {
for (uint16 j = 0; j < _partsPerFrame; j++) {
+
_frames[i].parts[j].type = (PartType) _stream->readByte();
- uint16 Unknown3 = _stream->readByte();
+ _stream->skip(1); // Unknown
_frames[i].parts[j].size = _stream->readUint32LE();
+
if (_frames[i].parts[j].type == kPartTypeAudio) {
+
_frames[i].parts[j].flags = _stream->readByte();
- _stream->skip(9);
- warning("%d.%d (%d): Audio: %d (0x%X), %d (0x%X)",
- i, j, _frames[i].parts[j].size,
- Unknown3, Unknown3, _frames[i].parts[j].flags, _frames[i].parts[j].flags);
+ _stream->skip(9); // Unknow
} 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();
- uint16 Unknown4 = _stream->readByte();
+ _stream->skip(1); // Unknown
_frames[i].parts[j].flags = _stream->readByte();
- warning("%d.%d (%d): Video: %d (0x%X), %d+%d+%d+%d, %d (0x%X), %d (0x%X)",
- i, j, _frames[i].parts[j].size,
- Unknown3, Unknown3, _frames[i].parts[j].left,
- _frames[i].parts[j].top, _frames[i].parts[j].right,
- _frames[i].parts[j].bottom, Unknown4, Unknown4,
- _frames[i].parts[j].flags, _frames[i].parts[j].flags);
} else {
- warning("VMD: Unknown frame part type found (%d.%d: %d, %d)",
- i, j, _frames[i].parts[j].type, _frames[i].parts[j].size);
+ // Unknow type
_stream->skip(10);
-// unload();
-// return false;
}
+
}
}
@@ -1060,13 +1010,18 @@ void Vmd::clear(bool del) {
CoktelVideo::State Vmd::processFrame(uint16 frame) {
State state;
- int16 xBak = 0, yBak = 0, heightBak = 0, widthBak = 0;
bool startSound = false;
seekFrame(frame);
state.flags |= kStateNoVideoData;
- state.left = -1;
+ state.left = 0x7FFF;
+ state.right = 0x7FFF;
+ state.top = 0;
+ state.bottom = 0;
+
+ if (!_vidMem)
+ setVideoMemory();
for (uint16 i = 0; i < _partsPerFrame; i++) {
Part &part = _frames[frame].parts[i];
@@ -1092,9 +1047,7 @@ CoktelVideo::State Vmd::processFrame(uint16 frame) {
} else if (part.flags == 2) {
if (_soundEnabled) {
- uint32 U = _stream->readUint32LE();
-
- warning("Mask? %d (0x%X)", U, U);
+ _stream->skip(4); // Unknown
soundBuf = new byte[part.size - 4];
assert(soundBuf);
@@ -1128,24 +1081,7 @@ CoktelVideo::State Vmd::processFrame(uint16 frame) {
} else if (part.type == kPartTypeVideo) {
state.flags &= ~kStateNoVideoData;
- if (state.left == -1) {
- state.left = _x = part.left;
- state.top = _y = part.top;
- state.right = _width = part.right;
- state.bottom = _height = part.bottom;
- _width -= _x - 1;
- _height -= _y - 1;
- } else {
- _x = part.left;
- _y = part.top;
- _width = part.right - (_x - 1);
- _height = part.bottom - (_y - 1);
- state.left = MIN(state.left, part.left);
- state.top = MIN(state.top, part.top);
- state.right = MAX(state.right, part.right);
- state.bottom = MAX(state.bottom, part.bottom);
- }
-
+ // New palette
if (part.flags & 2) {
uint8 index = _stream->readByte();
uint8 count = _stream->readByte();
@@ -1157,10 +1093,20 @@ CoktelVideo::State Vmd::processFrame(uint16 frame) {
}
_stream->read(_frameData, part.size);
- state.flags |= renderFrame();
- } else {
- warning("Unknown frame part type %d, size %d (%d of %d)", part.type, part.size, i + 1, _partsPerFrame);
+ if (renderFrame(part.left, part.top, part.right, part.bottom)) {
+ // Rendering succeeded, merging areas
+ state.left = MIN(state.left, part.left);
+ state.top = MIN(state.top, part.top);
+ state.right = MAX(state.right, part.right);
+ state.bottom = MAX(state.bottom, part.bottom);
+ }
+
+ } else if (part.type == 4) {
+ // Unknown
_stream->skip(part.size);
+ } else {
+ // Unknow type
+// warning("Unknown frame part type %d, size %d (%d of %d)", part.type, part.size, i + 1, _partsPerFrame);
}
}
@@ -1171,11 +1117,6 @@ CoktelVideo::State Vmd::processFrame(uint16 frame) {
_soundStage = 2;
}
- _x = xBak;
- _y = yBak;
- _width = widthBak;
- _height = heightBak;
-
if ((_curFrame == (_framesCount - 1)) && (_soundStage == 2)) {
_audioStream->finish();
_mixer->stopHandle(_audioHandle);
@@ -1187,4 +1128,70 @@ CoktelVideo::State Vmd::processFrame(uint16 frame) {
return state;
}
+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;
+ byte *dataPtr = _frameData;
+ byte *imdVidMem = _vidMem + sW * top + left;
+ byte *srcPtr;
+ uint8 type = *dataPtr++;
+
+ srcPtr = dataPtr;
+
+ if (type & 0x80) { // Frame data is compressed
+ srcPtr = _vidBuffer;
+ type &= 0x7F;
+ if ((type == 2) && (width == sW)) {
+ deLZ77(imdVidMem, dataPtr);
+ return 1;
+ } else
+ deLZ77(srcPtr, dataPtr);
+ }
+
+ uint16 pixCount, pixWritten;
+ byte *imdVidMemBak;
+
+ if (type == 1) { // Sparse block
+ imdVidMemBak = imdVidMem;
+ 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);
+
+ pixWritten += pixCount;
+ imdVidMem += pixCount;
+ srcPtr += pixCount;
+ } else { // "hole"
+ pixCount = (pixCount + 1) % 256;
+ pixWritten += pixCount;
+ imdVidMem += pixCount;
+ }
+ }
+ imdVidMemBak += sW;
+ imdVidMem = imdVidMemBak;
+ }
+ } else if (type == 2) { // Whole block
+ for (int i = 0; i < height; i++) {
+ memcpy(imdVidMem, srcPtr, width);
+ srcPtr += width;
+ imdVidMem += sW;
+ }
+ } else if (type == 3) { // RLE block
+ warning("Frame render method 3: RLE block");
+ return 0;
+ } else {
+ warning("Unkown frame rendering method %d (0x%X)", type, type);
+ return 0;
+ }
+
+ return 1;
+}
+
} // End of namespace Gob
diff --git a/engines/gob/coktelvideo.h b/engines/gob/coktelvideo.h
index 678fde3967..39228c7bca 100644
--- a/engines/gob/coktelvideo.h
+++ b/engines/gob/coktelvideo.h
@@ -223,6 +223,7 @@ protected:
uint32 _soundStartTime;
uint32 _skipFrames;
+ uint16 _soundFlags;
int16 _soundFreq;
uint16 _soundSliceSize;
int16 _soundSlicesCount;
@@ -244,7 +245,7 @@ protected:
void clear(bool del = true);
State processFrame(uint16 frame);
- uint32 renderFrame();
+ uint32 renderFrame(int16 left, int16 top, int16 right, int16 bottom);
void deLZ77(byte *dest, byte *src);
};
@@ -291,6 +292,7 @@ protected:
void clear(bool del = true);
State processFrame(uint16 frame);
+ uint32 renderFrame(int16 left, int16 top, int16 right, int16 bottom);
};
} // End of namespace Gob