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authorFilippos Karapetis2016-09-21 00:50:53 +0300
committerFilippos Karapetis2016-10-03 00:33:41 +0300
commitf017940ca08e32a206982376df0bdc334acdea55 (patch)
treeef91dae06046b3379be120ed6d22e81c7b415488 /engines
parentb60f5023ed8959798b6246e227717cc0ff1e8d44 (diff)
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CHEWY: Initial work on game videos
Diffstat (limited to 'engines')
-rw-r--r--engines/chewy/console.cpp31
-rw-r--r--engines/chewy/console.h2
-rw-r--r--engines/chewy/resource.cpp21
-rw-r--r--engines/chewy/resource.h21
4 files changed, 74 insertions, 1 deletions
diff --git a/engines/chewy/console.cpp b/engines/chewy/console.cpp
index 8d55651ffc..bf7e49c2d0 100644
--- a/engines/chewy/console.cpp
+++ b/engines/chewy/console.cpp
@@ -37,6 +37,8 @@ Console::Console(ChewyEngine *vm) : GUI::Debugger(), _vm(vm) {
registerCmd("play_sound", WRAP_METHOD(Console, Cmd_PlaySound));
registerCmd("play_speech", WRAP_METHOD(Console, Cmd_PlaySpeech));
registerCmd("play_music", WRAP_METHOD(Console, Cmd_PlayMusic));
+ registerCmd("play_video", WRAP_METHOD(Console, Cmd_PlayVideo));
+ registerCmd("video_info", WRAP_METHOD(Console, Cmd_VideoInfo));
registerCmd("text", WRAP_METHOD(Console, Cmd_Text));
}
@@ -149,6 +151,35 @@ bool Console::Cmd_PlayMusic(int argc, const char **argv) {
return true;
}
+bool Console::Cmd_PlayVideo(int argc, const char **argv) {
+ if (argc < 2) {
+ debugPrintf("Usage: play_video <number>\n");
+ return true;
+ }
+
+ int resNum = atoi(argv[1]);
+ debugPrintf("TODO: Play video %d", resNum);
+ // TODO
+
+ return true;
+}
+
+bool Console::Cmd_VideoInfo(int argc, const char **argv) {
+ if (argc < 2) {
+ debugPrintf("Usage: video_info <number>\n");
+ return true;
+ }
+
+ int resNum = atoi(argv[1]);
+ VideoResource *res = new VideoResource("cut.tap");
+ VideoChunk *header = res->getVideoHeader(resNum);
+ debugPrintf("Size: %d, %d x %d, %d frames, %d ms frame delay, first frame at %d\n", header->size, header->width, header->height, header->frameCount, header->frameDelay, header->firstFrameOffset);
+ delete header;
+ delete res;
+
+ return true;
+}
+
bool Console::Cmd_Text(int argc, const char **argv) {
if (argc < 2) {
debugPrintf("Usage: <file> <text number>\n");
diff --git a/engines/chewy/console.h b/engines/chewy/console.h
index bca8ea0b6a..ab8b8de60a 100644
--- a/engines/chewy/console.h
+++ b/engines/chewy/console.h
@@ -43,6 +43,8 @@ private:
bool Cmd_PlaySound(int argc, const char **argv);
bool Cmd_PlaySpeech(int argc, const char **argv);
bool Cmd_PlayMusic(int argc, const char **argv);
+ bool Cmd_PlayVideo(int argc, const char **argv);
+ bool Cmd_VideoInfo(int argc, const char **argv);
bool Cmd_Text(int argc, const char **argv);
};
diff --git a/engines/chewy/resource.cpp b/engines/chewy/resource.cpp
index eae3896826..6a1b860d5b 100644
--- a/engines/chewy/resource.cpp
+++ b/engines/chewy/resource.cpp
@@ -226,4 +226,25 @@ Common::String TextResource::getText(uint num) {
return str;
}
+VideoChunk *VideoResource::getVideoHeader(uint num) {
+ assert(num < _chunkList.size());
+
+ Chunk *chunk = &_chunkList[num];
+ VideoChunk *vid = new VideoChunk();
+
+ _stream.seek(chunk->pos, SEEK_SET);
+
+ if (_stream.readUint32BE() != MKTAG('C', 'F', 'O', '\0'))
+ error("Corrupt video resource");
+
+ vid->size = _stream.readUint32LE(); // always 0
+ vid->frameCount = _stream.readUint16LE();
+ vid->width = _stream.readUint16LE();
+ vid->height = _stream.readUint16LE();
+ vid->frameDelay = _stream.readUint32LE();
+ vid->firstFrameOffset = _stream.readUint32LE(); // always 22
+
+ return vid;
+}
+
} // End of namespace Chewy
diff --git a/engines/chewy/resource.h b/engines/chewy/resource.h
index cfaa802834..238f0f2b60 100644
--- a/engines/chewy/resource.h
+++ b/engines/chewy/resource.h
@@ -94,6 +94,17 @@ struct SoundChunk {
byte *data;
};
+// Video chunk header
+struct VideoChunk {
+ // ID (CFA, followed by a zero)
+ uint32 size;
+ uint16 frameCount;
+ uint16 width;
+ uint16 height;
+ uint32 frameDelay; // in ms
+ uint32 firstFrameOffset;
+};
+
typedef Common::Array<Chunk> ChunkList;
typedef Common::Array<TBFChunk> TBFChunkList;
@@ -111,7 +122,7 @@ protected:
Common::File _stream;
uint16 _chunkCount;
ResourceType _resType;
- byte _encrypted;
+ bool _encrypted;
ChunkList _chunkList;
};
@@ -140,6 +151,14 @@ public:
Common::String getText(uint num);
};
+class VideoResource : public Resource {
+public:
+ VideoResource(Common::String filename) : Resource(filename) {}
+ ~VideoResource() {}
+
+ VideoChunk *getVideoHeader(uint num);
+};
+
} // End of namespace Chewy
#endif