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https://github.com/AquariaOSE/Aquaria.git
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added partial VFS support - enough to read static data from any source
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fgenesis
parent
0951283b31
commit
fa3e9e7329
56 changed files with 4021 additions and 606 deletions
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@ -34,6 +34,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#include "Base.h"
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#include "Core.h"
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#include "VFSFile.h"
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#include "FmodOpenALBridge.h"
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#include "al.h"
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@ -53,7 +55,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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class OggDecoder {
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public:
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// Create a decoder that streams from a file.
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OggDecoder(FILE *fp);
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OggDecoder(ttvfs::VFSFile *fp);
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// Create a decoder that streams from a memory buffer.
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OggDecoder(const void *data, long data_size);
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@ -98,7 +100,7 @@ private:
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// Data source. If fp != NULL, the source is that file; otherwise, the
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// source is the buffer pointed to by "data" with size "data_size" bytes.
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FILE *fp;
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ttvfs::VFSFile *fp;
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const char *data;
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long data_size;
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long data_pos; // Current read position for memory buffers
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@ -129,22 +131,38 @@ private:
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// ov_open_callbacks() call. Note that we rename the fseek() wrapper
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// to avoid an identifier collision when building with more recent
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// versions of libvorbis.
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static int BBGE_ov_header_fseek_wrap(FILE *f,ogg_int64_t off,int whence){
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static int BBGE_ov_header_fseek_wrap(void *f,ogg_int64_t off,int whence){
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if(f==NULL)return(-1);
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#ifdef __MINGW32__
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return fseeko64(f,off,whence);
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#elif defined (_WIN32)
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return _fseeki64(f,off,whence);
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#else
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return fseek(f,off,whence);
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#endif
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ttvfs::VFSFile *vf = (ttvfs::VFSFile*)f;
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switch(whence)
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{
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case SEEK_SET: return vf->seek(off);
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case SEEK_CUR: return vf->seekRel(off);
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case SEEK_END: return vf->seek(vf->size() - off);
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}
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return -1;
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}
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static int noclose(FILE *f) {return 0;}
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static size_t BBGE_ov_fread_wrap(void *ptr, size_t s, size_t count, void *f)
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{
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if(f==NULL)return(-1);
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ttvfs::VFSFile *vf = (ttvfs::VFSFile*)f;
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size_t done = vf->read(ptr, s * count);
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return done / s;
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}
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static long BBGE_ov_ftell_wrap(void *f)
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{
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if(f==NULL)return(-1);
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ttvfs::VFSFile *vf = (ttvfs::VFSFile*)f;
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return vf->getpos();
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}
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static int noclose(void *f) {return 0;}
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static const ov_callbacks local_OV_CALLBACKS_NOCLOSE = {
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(size_t (*)(void *, size_t, size_t, void *)) fread,
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(size_t (*)(void *, size_t, size_t, void *)) BBGE_ov_fread_wrap,
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(int (*)(void *, ogg_int64_t, int)) BBGE_ov_header_fseek_wrap,
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(int (*)(void *)) noclose, // NULL doesn't work in libvorbis-1.1.2
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(long (*)(void *)) ftell
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(long (*)(void *)) BBGE_ov_ftell_wrap
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};
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// Memory I/O callback set.
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@ -156,7 +174,7 @@ static const ov_callbacks ogg_memory_callbacks = {
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};
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OggDecoder::OggDecoder(FILE *fp)
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OggDecoder::OggDecoder(ttvfs::VFSFile *fp)
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{
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for (int i = 0; i < NUM_BUFFERS; i++)
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{
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@ -517,9 +535,9 @@ static ALenum GVorbisFormat = AL_NONE;
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class OpenALSound
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{
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public:
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OpenALSound(FILE *_fp, const bool _looping);
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OpenALSound(ttvfs::VFSFile *_fp, const bool _looping);
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OpenALSound(void *_data, long _size, const bool _looping);
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FILE *getFile() const { return fp; }
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ttvfs::VFSFile *getFile() const { return fp; }
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const void *getData() const { return data; }
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long getSize() const { return size; }
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bool isLooping() const { return looping; }
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@ -527,20 +545,21 @@ public:
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void reference() { refcount++; }
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private:
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FILE * const fp;
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ttvfs::VFSFile * const fp;
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void * const data; // Only used if fp==NULL
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const long size; // Only used if fp==NULL
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const bool looping;
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int refcount;
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};
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OpenALSound::OpenALSound(FILE *_fp, const bool _looping)
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OpenALSound::OpenALSound(ttvfs::VFSFile *_fp, const bool _looping)
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: fp(_fp)
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, data(NULL)
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, size(0)
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, looping(_looping)
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, refcount(1)
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{
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fp->ref++;
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}
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OpenALSound::OpenALSound(void *_data, long _size, const bool _looping)
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@ -559,7 +578,11 @@ FMOD_RESULT OpenALSound::release()
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if (refcount <= 0)
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{
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if (fp)
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fclose(fp);
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{
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fp->close();
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fp->dropBuf(true); // just in case there is a buffer...
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fp->ref--;
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}
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else
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free(data);
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delete this;
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@ -1044,8 +1067,6 @@ FMOD_RESULT OpenALSystem::createSound(const char *name_or_data, const FMOD_MODE
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{
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assert(!exinfo);
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FMOD_RESULT retval = FMOD_ERR_INTERNAL;
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// !!! FIXME: if it's not Ogg, we don't have a decoder. I'm lazy. :/
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char *fname = (char *) alloca(strlen(name_or_data) + 16);
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strcpy(fname, name_or_data);
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@ -1053,50 +1074,39 @@ FMOD_RESULT OpenALSystem::createSound(const char *name_or_data, const FMOD_MODE
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if (ptr) *ptr = '\0';
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strcat(fname, ".ogg");
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// just in case...
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#undef fopen
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FILE *io = fopen(core->adjustFilenameCase(fname).c_str(), "rb");
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if (io == NULL)
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ttvfs::VFSFile *vf = core->vfs.GetFile(fname);
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if(!vf)
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return FMOD_ERR_INTERNAL;
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if (mode & FMOD_CREATESTREAM)
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if(mode & FMOD_CREATESTREAM)
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{
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*sound = (Sound *) new OpenALSound(io, (((mode & FMOD_LOOP_OFF) == 0) && (mode & FMOD_LOOP_NORMAL)));
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retval = FMOD_OK;
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}
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else
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{
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fseek(io, 0, SEEK_END);
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long size = ftell(io);
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if (fseek(io, 0, SEEK_SET) != 0)
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{
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debugLog("Seek error on " + std::string(fname));
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fclose(io);
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return FMOD_ERR_INTERNAL;
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}
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// does it make sense to try to stream from anything else than an actual file on disk?
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// Files inside containers are always loaded into memory, unless on-the-fly partial decompression is implemented...
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// A typical ogg is < 3 MB in size, if that is preloaded and then decoded over time it should still be a big gain.
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if(!vf->isopen())
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vf->open(NULL, "rb");
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else
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vf->seek(0);
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void *data = malloc(size);
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if (data == NULL)
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{
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debugLog("Out of memory for " + std::string(fname));
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fclose(io);
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return FMOD_ERR_INTERNAL;
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}
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long nread = fread(data, 1, size, io);
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fclose(io);
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if (nread != size)
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{
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debugLog("Failed to read data from " + std::string(fname));
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free(data);
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return FMOD_ERR_INTERNAL;
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}
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*sound = (Sound *) new OpenALSound(data, size, (((mode & FMOD_LOOP_OFF) == 0) && (mode & FMOD_LOOP_NORMAL)));
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retval = FMOD_OK;
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*sound = (Sound *) new OpenALSound(vf, (((mode & FMOD_LOOP_OFF) == 0) && (mode & FMOD_LOOP_NORMAL)));
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return FMOD_OK;
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}
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return retval;
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// if we are here, create & preload & pre-decode full buffer
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vf->getBuf(); // force early size detection
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void *data = malloc(vf->size()); // because release() will use free() ...
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if (!(data && vf->getBuf()))
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{
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debugLog("Out of memory for " + std::string(fname));
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vf->close();
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vf->dropBuf(true);
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return FMOD_ERR_INTERNAL;
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}
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memcpy(data, vf->getBuf(), vf->size());
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core->addVFSFileForDrop(vf);
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*sound = (Sound *) new OpenALSound(data, vf->size(), (((mode & FMOD_LOOP_OFF) == 0) && (mode & FMOD_LOOP_NORMAL)));
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return FMOD_OK;
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}
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ALBRIDGE(System,createStream,(const char *name_or_data, FMOD_MODE mode, FMOD_CREATESOUNDEXINFO *exinfo, Sound **sound),(name_or_data,mode,exinfo,sound))
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