mirror of
https://github.com/vgmstream/vgmstream.git
synced 2024-11-24 06:50:20 +01:00
plugin cleanup in preparation of future changes; fix FILE handle leaks
This commit is contained in:
bnnm
parent
321c617bfa
commit
68d3f43868
@ -23,147 +23,199 @@
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#define VERSION "(unknown version)"
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#endif
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/* ************************************* */
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/* XMPlay function library */
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static XMPFUNC_IN *xmpfin;
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static XMPFUNC_MISC *xmpfmisc;
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static XMPFUNC_FILE *xmpffile;
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/* ************************************* */
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/* XMPlay extension list, only needed to associate extensions in Windows */
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/* todo: as of v3.8.2.17, any more than ~1000 will crash XMplay's file list screen (but not using the non-native Winamp plugin...) */
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#define EXTENSION_LIST_SIZE 1000 /*VGM_EXTENSION_LIST_CHAR_SIZE * 2*/
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char working_extension_list[EXTENSION_LIST_SIZE] = {0};
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typedef struct _XMPSTREAMFILE {
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STREAMFILE sf;
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XMPFILE file;
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off_t offset;
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char name[PATH_LIMIT];
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} XMPSTREAMFILE;
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/* plugin config */
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double fade_seconds = 10.0;
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double fade_delay_seconds = 10.0;
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double loop_count = 2.0;
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static void xmpsf_seek(XMPSTREAMFILE *this, off_t offset) {
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if (xmpffile->Seek(this->file, offset))
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this->offset = offset;
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else
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this->offset = xmpffile->Tell(this->file);
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}
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static off_t xmpsf_get_size(XMPSTREAMFILE *this)
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{
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return xmpffile->GetSize(this->file);
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}
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static off_t xmpsf_get_offset(XMPSTREAMFILE *this)
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{
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return xmpffile->Tell(this->file);
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}
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static void xmpsf_get_name(XMPSTREAMFILE *this, char *buffer, size_t length)
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{
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strncpy(buffer, this->name, length);
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buffer[length - 1] = '\0';
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}
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static size_t xmpsf_read(XMPSTREAMFILE *this, uint8_t *dest, off_t offset, size_t length)
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{
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size_t read;
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if (this->offset != offset)
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xmpsf_seek(this, offset);
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read = xmpffile->Read(this->file, dest, length);
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if (read > 0)
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this->offset += read;
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return read;
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}
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static void xmpsf_close(XMPSTREAMFILE *this)
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{
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// The line below is what Causes this Plugin to Crash. Credits to Ian Luck to Finding this issue.
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// This closes the internal XMPFILE, which must be done by XMPlay instead.
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// However vgmtream sometimes opens its own files, so it may be leaking handles.
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//xmpffile->Close(this->file);
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free(this);
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}
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static STREAMFILE *xmpsf_create_from_path(const char *path);
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static STREAMFILE *xmpsf_open(XMPSTREAMFILE *this, const char *const filename, size_t buffersize)
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{
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if (!filename) return NULL;
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return xmpsf_create_from_path(filename);
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}
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static STREAMFILE *xmpsf_create(XMPFILE file, const char *path)
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{
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XMPSTREAMFILE *streamfile = malloc(sizeof(XMPSTREAMFILE));
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if (!streamfile) return NULL;
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memset(streamfile, 0, sizeof(XMPSTREAMFILE));
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streamfile->sf.read = (void*)xmpsf_read;
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streamfile->sf.get_size = (void*)xmpsf_get_size;
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streamfile->sf.get_offset = (void*)xmpsf_get_offset;
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streamfile->sf.get_name = (void*)xmpsf_get_name;
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streamfile->sf.get_realname = (void*)xmpsf_get_name;
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streamfile->sf.open = (void*)xmpsf_open;
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streamfile->sf.close = (void*)xmpsf_close;
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streamfile->file = file;
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streamfile->offset = 0;
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strncpy(streamfile->name, path, sizeof(streamfile->name));
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return &streamfile->sf;
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}
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STREAMFILE *xmpsf_create_from_path(const char *path)
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{
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XMPFILE file = xmpffile->Open(path);
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if (!file)
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return NULL;
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return xmpsf_create(file, path);
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}
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// Probably not needed at all.
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//VGMSTREAM *init_vgmstream_from_path(const char *path)
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//{
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// STREAMFILE *sf;
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// VGMSTREAM *vgm;
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//
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// sf = xmpsf_create_from_path(path);
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// if (!sf) return NULL;
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//
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// vgm = init_vgmstream_from_STREAMFILE(sf);
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// if (!vgm) goto err1;
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//
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// return vgm;
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//
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//err1:
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// xmpsf_close((XMPSTREAMFILE *)sf);
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// return NULL;
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//}
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VGMSTREAM *init_vgmstream_from_xmpfile(XMPFILE file, const char *path)
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{
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STREAMFILE *sf;
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VGMSTREAM *vgm;
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sf = xmpsf_create(file, path);
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if (!sf) return NULL;
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vgm = init_vgmstream_from_STREAMFILE(sf);
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if (!vgm) goto err1;
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return vgm;
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err1:
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xmpsf_close((XMPSTREAMFILE *)sf);
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return NULL;
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}
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/* ************************************* */
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/* internal state */
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/* plugin state */
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VGMSTREAM * vgmstream = NULL;
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int32_t totalFrames, framesDone, framesLength, framesFade;
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int framesDone, framesLength;
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int stream_length_samples = 0;
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int fade_samples = 0;
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#define APP_NAME "vgmstream plugin" //unused?
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static int shownerror = 0; /* init error */
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void __stdcall XMP_About(HWND hwParent) {
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MessageBox(hwParent,
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/* ************************************* */
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/* a STREAMFILE that operates via XMPlay's XMPFUNC_FILE+XMPFILE */
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typedef struct _XMPLAY_STREAMFILE {
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STREAMFILE sf; /* callbacks */
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XMPFILE infile; /* actual FILE */
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char name[PATH_LIMIT];
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off_t offset; /* current offset */
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int internal_xmpfile; /* infile was not supplied externally and can be closed */
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} XMPLAY_STREAMFILE;
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static STREAMFILE *open_xmplay_streamfile_by_xmpfile(XMPFILE file, const char *path, int internal);
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static size_t xmpsf_read(XMPLAY_STREAMFILE *this, uint8_t *dest, off_t offset, size_t length) {
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size_t read;
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if (this->offset != offset) {
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if (xmpffile->Seek(this->infile, offset))
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this->offset = offset;
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else
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this->offset = xmpffile->Tell(this->infile);
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}
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read = xmpffile->Read(this->infile, dest, length);
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if (read > 0)
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this->offset += read;
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return read;
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}
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static off_t xmpsf_get_size(XMPLAY_STREAMFILE *this) {
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return xmpffile->GetSize(this->infile);
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}
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static off_t xmpsf_get_offset(XMPLAY_STREAMFILE *this) {
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return xmpffile->Tell(this->infile);
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}
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static void xmpsf_get_name(XMPLAY_STREAMFILE *this, char *buffer, size_t length) {
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strncpy(buffer, this->name, length);
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buffer[length-1] = '\0';
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}
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static STREAMFILE *xmpsf_open(XMPLAY_STREAMFILE *this, const char *const filename, size_t buffersize) {
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XMPFILE newfile;
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if (!filename)
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return NULL;
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newfile = xmpffile->Open(filename);
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if (!newfile) return NULL;
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return open_xmplay_streamfile_by_xmpfile(newfile, filename, 1); /* internal XMPFILE */
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}
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static void xmpsf_close(XMPLAY_STREAMFILE *this) {
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/* Close XMPFILE, but only if we opened it (ex. for subfiles inside metas).
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* Otherwise must be left open as other parts of XMPlay need it and would crash. */
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if (this->internal_xmpfile) {
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xmpffile->Close(this->infile);
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}
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free(this);
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}
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static STREAMFILE *open_xmplay_streamfile_by_xmpfile(XMPFILE infile, const char *path, int internal) {
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XMPLAY_STREAMFILE *streamfile = calloc(1,sizeof(XMPLAY_STREAMFILE));
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if (!streamfile) return NULL;
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streamfile->sf.read = (void*)xmpsf_read;
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streamfile->sf.get_size = (void*)xmpsf_get_size;
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streamfile->sf.get_offset = (void*)xmpsf_get_offset;
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streamfile->sf.get_name = (void*)xmpsf_get_name;
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streamfile->sf.get_realname = (void*)xmpsf_get_name;
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streamfile->sf.open = (void*)xmpsf_open;
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streamfile->sf.close = (void*)xmpsf_close;
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streamfile->infile = infile;
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streamfile->offset = 0;
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strncpy(streamfile->name, path, sizeof(streamfile->name));
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streamfile->internal_xmpfile = internal;
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return &streamfile->sf; /* pointer to STREAMFILE start = rest of the custom data follows */
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}
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VGMSTREAM *init_vgmstream_xmplay(XMPFILE file, const char *path) {
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STREAMFILE *streamfile = NULL;
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VGMSTREAM *vgmstream = NULL;
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streamfile = open_xmplay_streamfile_by_xmpfile(file, path, 0); /* external XMPFILE */
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if (!streamfile) return NULL;
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vgmstream = init_vgmstream_from_STREAMFILE(streamfile);
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if (!vgmstream) goto fail;
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return vgmstream;
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fail:
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xmpsf_close((XMPLAY_STREAMFILE *)streamfile);
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return NULL;
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}
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/* ************************************* */
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#if 0
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/* get the tags as an array of "key\0value\0", NULL-terminated */
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static char *get_tags(VGMSTREAM * infostream) {
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char *tags;
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size_t tag_number = 20; // ?
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tags = (char*)xmpfmisc->Alloc(tag_number+1);
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for (...) {
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...
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}
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tags[tag_number]=0; // terminating NULL
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return tags; /* assuming XMPlay free()s this, since it Alloc()s it */
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}
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#endif
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/* Adds ext to XMPlay's extension list. */
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static int add_extension(int length, char * dst, const char * ext) {
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int ext_len;
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int i;
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if (length <= 1)
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return 0;
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ext_len = strlen(ext);
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/* check if end reached or not enough room to add */
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if (ext_len+2 > length-2) {
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dst[0]='\0';
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return 0;
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}
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/* copy new extension + null terminate */
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for (i=0; i < ext_len; i++)
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dst[i] = ext[i];
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dst[i]='/';
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dst[i+1]='\0';
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return i+1;
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}
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/* Creates XMPlay's extension list, a single string with 2 nulls.
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* Extensions must be in this format: "Description\0extension1/.../extensionN" */
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static void build_extension_list() {
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const char ** ext_list;
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int ext_list_len;
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int i, written;
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written = sprintf(working_extension_list, "%s%c", "vgmstream files",'\0');
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ext_list = vgmstream_get_formats();
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ext_list_len = vgmstream_get_formats_length();
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for (i=0; i < ext_list_len; i++) {
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written += add_extension(EXTENSION_LIST_SIZE-written, working_extension_list + written, ext_list[i]);
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}
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working_extension_list[written-1] = '\0'; /* remove last "/" */
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}
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/* ************************************* */
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/* info for the "about" button in plugin options */
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void WINAPI xmplay_About(HWND win) {
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MessageBox(win,
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"vgmstream plugin " VERSION " " __DATE__ "\n"
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"by hcs, FastElbja, manakoAT, bxaimc, snakemeat, soneek, kode54, bnnm and many others\n"
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"\n"
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@ -174,177 +226,102 @@ void __stdcall XMP_About(HWND hwParent) {
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,"about xmp-vgmstream",MB_OK);
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}
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void __stdcall XMP_Close() {
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close_vgmstream(vgmstream);
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vgmstream = NULL;
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#if 0
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/* present config options to user (OPTIONAL) */
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void WINAPI xmplay_Config(HWND win) {
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/* defined in resource.rc */
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DialogBox(input_module.hDllInstance, (const char *)IDD_CONFIG, win, configDlgProc);
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}
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#endif
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/* check if a file is playable by this plugin */
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BOOL WINAPI xmplay_CheckFile(const char *filename, XMPFILE file) {
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VGMSTREAM* infostream = NULL;
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if (file)
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infostream = init_vgmstream_xmplay(file, filename);
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else
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infostream = init_vgmstream(filename); //TODO: unicode problems?
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if (!infostream)
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return FALSE;
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close_vgmstream(infostream);
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return TRUE;
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}
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BOOL __stdcall XMP_CheckFile(const char *filename, XMPFILE file) {
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VGMSTREAM* thisvgmstream;
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int ret;
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if (file) thisvgmstream = init_vgmstream_from_xmpfile(file, filename);
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else thisvgmstream = init_vgmstream(filename);
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/* update info from a file, returning the number of subsongs */
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DWORD WINAPI xmplay_GetFileInfo(const char *filename, XMPFILE file, float **length, char **tags) {
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VGMSTREAM* infostream;
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if (file)
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infostream = init_vgmstream_xmplay(file, filename);
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else
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infostream = init_vgmstream(filename); //TODO: unicode problems?
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if (!infostream)
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return 0;
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if (!thisvgmstream) ret = FALSE;
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else { ret = TRUE; close_vgmstream(thisvgmstream); }
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if (length && infostream->sample_rate) {
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int stream_length_samples = get_vgmstream_play_samples(loop_count, fade_seconds, fade_delay_seconds, infostream);
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float *lens = (float*)xmpfmisc->Alloc(sizeof(float));
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lens[0] = (float)stream_length_samples / (float)infostream->sample_rate;
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*length = lens;
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}
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return ret;
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close_vgmstream(infostream);
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return 1;
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}
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DWORD __stdcall XMP_GetFileInfo(const char *filename, XMPFILE file, float **length, char **tags)
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{
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VGMSTREAM* thisvgmstream;
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if (file) thisvgmstream = init_vgmstream_from_xmpfile(file, filename);
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else thisvgmstream = init_vgmstream(filename);
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if (!thisvgmstream) return 0;
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/* open a file for playback, returning: 0=failed, 1=success, 2=success and XMPlay can close the file */
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DWORD WINAPI xmplay_Open(const char *filename, XMPFILE file) {
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if (file)
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vgmstream = init_vgmstream_xmplay(file, filename);
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else
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vgmstream = init_vgmstream(filename);
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if (!vgmstream)
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return 0;
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if (length && thisvgmstream->sample_rate)
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{
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int totalFrames = get_vgmstream_play_samples(2.0, 10.0, 10.0, thisvgmstream);
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float *lens = (float*)xmpfmisc->Alloc(sizeof(float));
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lens[0] = (float)totalFrames / (float)thisvgmstream->sample_rate;
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*length = lens;
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}
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framesDone = 0;
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stream_length_samples = get_vgmstream_play_samples(loop_count, fade_seconds, fade_delay_seconds, vgmstream);
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fade_samples = (int)(fade_seconds * vgmstream->sample_rate);
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framesLength = stream_length_samples - fade_samples;
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close_vgmstream(thisvgmstream);
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if (stream_length_samples) {
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float length = (float)stream_length_samples / (float)vgmstream->sample_rate;
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xmpfin->SetLength(length, TRUE);
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}
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return 1;
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return 1;
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}
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DWORD __stdcall XMP_Open(const char *filename, XMPFILE file) {
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if (file) vgmstream = init_vgmstream_from_xmpfile(file, filename);
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else vgmstream = init_vgmstream(filename);
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if (!vgmstream) return 0;
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totalFrames = get_vgmstream_play_samples(2.0, 10.0, 10.0, vgmstream);
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framesDone = 0;
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framesFade = vgmstream->sample_rate * 10;
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framesLength = totalFrames - framesFade;
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if (totalFrames)
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{
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float length = (float)totalFrames / (float)vgmstream->sample_rate;
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xmpfin->SetLength(length, TRUE);
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}
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return 1;
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/* close the playback file */
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void WINAPI xmplay_Close() {
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close_vgmstream(vgmstream);
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vgmstream = NULL;
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}
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DWORD __stdcall XMP_Process(float* buffer, DWORD bufsize) {
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INT16 buf[1024];
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UINT32 i, j, todo, done;
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BOOL doLoop = xmpfin->GetLooping();
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float *sbuf = buffer;
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UINT32 samplesTodo;
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bufsize /= vgmstream->channels;
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||||
samplesTodo = doLoop ? bufsize : totalFrames - framesDone;
|
||||
if (samplesTodo > bufsize)
|
||||
samplesTodo = bufsize;
|
||||
|
||||
done = 0;
|
||||
while (done < samplesTodo) {
|
||||
todo = 1024 / vgmstream->channels;
|
||||
if (todo > samplesTodo - done)
|
||||
todo = samplesTodo - done;
|
||||
render_vgmstream(buf, todo, vgmstream);
|
||||
for (i = 0, j = todo * vgmstream->channels; i < j; ++i)
|
||||
{
|
||||
*sbuf++ = buf[i] * 1.0f / 32768.0f;
|
||||
}
|
||||
done += todo;
|
||||
}
|
||||
|
||||
sbuf = buffer;
|
||||
|
||||
if (!doLoop && framesDone + done > framesLength)
|
||||
{
|
||||
long fadeStart = (framesLength > framesDone) ? framesLength : framesDone;
|
||||
long fadeEnd = (framesDone + done) > totalFrames ? totalFrames : (framesDone + done);
|
||||
long fadePos;
|
||||
|
||||
float fadeScale = (float)(totalFrames - fadeStart) / framesFade;
|
||||
float fadeStep = 1.0f / framesFade;
|
||||
sbuf += (fadeStart - framesDone) * vgmstream->channels;
|
||||
j = vgmstream->channels;
|
||||
for (fadePos = fadeStart; fadePos < fadeEnd; ++fadePos)
|
||||
{
|
||||
for (i = 0; i < j; ++i)
|
||||
{
|
||||
sbuf[i] = sbuf[i] * fadeScale;
|
||||
}
|
||||
sbuf += j;
|
||||
fadeScale -= fadeStep;
|
||||
if (fadeScale <= 0.0f) break;
|
||||
}
|
||||
done = (int)(fadePos - framesDone);
|
||||
}
|
||||
|
||||
framesDone += done;
|
||||
|
||||
return done * vgmstream->channels;
|
||||
/* set the sample format */
|
||||
void WINAPI xmplay_SetFormat(XMPFORMAT *form) {
|
||||
form->res = 16 / 8; /* PCM 16 */
|
||||
form->chan = vgmstream->channels;
|
||||
form->rate = vgmstream->sample_rate;
|
||||
}
|
||||
|
||||
void __stdcall XMP_SetFormat(XMPFORMAT *form) {
|
||||
form->res = 16 / 8;
|
||||
form->chan = vgmstream->channels;
|
||||
form->rate = vgmstream->sample_rate;
|
||||
}
|
||||
|
||||
char * __stdcall XMP_GetTags()
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
double __stdcall XMP_GetGranularity()
|
||||
{
|
||||
return 0.001;
|
||||
}
|
||||
|
||||
double __stdcall XMP_SetPosition(DWORD pos) {
|
||||
double cpos = (double)framesDone / (double)vgmstream->sample_rate;
|
||||
double time = pos * XMP_GetGranularity();
|
||||
|
||||
if (time < cpos)
|
||||
{
|
||||
reset_vgmstream(vgmstream);
|
||||
cpos = 0.0;
|
||||
}
|
||||
|
||||
while (cpos < time)
|
||||
{
|
||||
INT16 buffer[1024];
|
||||
long max_sample_count = 1024 / vgmstream->channels;
|
||||
long samples_to_skip = (long)((time - cpos) * vgmstream->sample_rate);
|
||||
if (samples_to_skip > max_sample_count)
|
||||
samples_to_skip = max_sample_count;
|
||||
if (!samples_to_skip)
|
||||
break;
|
||||
render_vgmstream(buffer, (int)samples_to_skip, vgmstream);
|
||||
cpos += (double)samples_to_skip / (double)vgmstream->sample_rate;
|
||||
}
|
||||
|
||||
framesDone = (int32_t)(cpos * vgmstream->sample_rate);
|
||||
|
||||
return cpos;
|
||||
/* get tags, return NULL to delay title update (OPTIONAL) */
|
||||
char * WINAPI xmplay_GetTags() {
|
||||
return NULL; //get_tags(vgmstream);
|
||||
}
|
||||
|
||||
/* main panel info text (short file info) */
|
||||
void __stdcall XMP_GetInfoText(char* format, char* length) {
|
||||
void WINAPI xmplay_GetInfoText(char* format, char* length) {
|
||||
if (!format)
|
||||
return;
|
||||
return;
|
||||
|
||||
sprintf(format,"vgmstream");
|
||||
/* length is the file time */
|
||||
sprintf(format,"vgmstream");
|
||||
/* length is the file time */
|
||||
}
|
||||
|
||||
/* info for the "General" window/tab (buf is ~40K) */
|
||||
void __stdcall XMP_GetGeneralInfo(char* buf) {
|
||||
void WINAPI xmplay_GetGeneralInfo(char* buf) {
|
||||
int i;
|
||||
char description[1024];
|
||||
|
||||
@ -378,121 +355,187 @@ void __stdcall XMP_GetGeneralInfo(char* buf) {
|
||||
sprintf(buf,"vgmstream\t\r%s\r", description);
|
||||
}
|
||||
|
||||
/* get the seeking granularity in seconds */
|
||||
double WINAPI xmplay_GetGranularity() {
|
||||
return 0.001; /* can seek in milliseconds */
|
||||
}
|
||||
|
||||
static int add_extension(int length, char * dst, const char * src);
|
||||
static void build_extension_list();
|
||||
/* seek to a position (in granularity units), return new position or -1 = failed */
|
||||
double WINAPI xmplay_SetPosition(DWORD pos) {
|
||||
double cpos = (double)framesDone / (double)vgmstream->sample_rate;
|
||||
double time = pos * xmplay_GetGranularity();
|
||||
|
||||
/* XMPlay extension list, only needed to associate extensions in Windows */
|
||||
/* todo: as of v3.8.2.17, any more than ~1000 will crash XMplay's file list screen (but not using the non-native Winamp plugin...) */
|
||||
#define EXTENSION_LIST_SIZE 1000 /*VGM_EXTENSION_LIST_CHAR_SIZE * 2*/
|
||||
char working_extension_list[EXTENSION_LIST_SIZE] = {0};
|
||||
#if 0
|
||||
/* set a subsong */
|
||||
if (pos & XMPIN_POS_SUBSONG) {
|
||||
int subsong = LOWORD(pos);
|
||||
|
||||
/* plugin defs, see xmpin.h */
|
||||
XMPIN vgmstream_intf = {
|
||||
XMPIN_FLAG_CANSTREAM,
|
||||
"vgmstream for XMPlay",
|
||||
working_extension_list,
|
||||
XMP_About,
|
||||
NULL,//XMP_Config
|
||||
XMP_CheckFile,
|
||||
XMP_GetFileInfo,
|
||||
XMP_Open,
|
||||
XMP_Close,
|
||||
NULL,
|
||||
XMP_SetFormat,
|
||||
XMP_GetTags, //(OPTIONAL) --actually mandatory
|
||||
XMP_GetInfoText,
|
||||
XMP_GetGeneralInfo,
|
||||
NULL,//GetMessage - text for the "Message" tab window/tab (OPTIONAL)
|
||||
XMP_SetPosition,
|
||||
XMP_GetGranularity,
|
||||
NULL,
|
||||
XMP_Process,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
/* "single subsong mode (don't show info on other subsongs)" */
|
||||
if (pos & XMPIN_POS_SUBSONG1) {
|
||||
// ???
|
||||
}
|
||||
|
||||
// todo reopen vgmstream based on current with new subsong index
|
||||
cpos = 0.0;
|
||||
}
|
||||
#endif
|
||||
|
||||
if (time < cpos) {
|
||||
reset_vgmstream(vgmstream);
|
||||
cpos = 0.0;
|
||||
}
|
||||
|
||||
while (cpos < time) {
|
||||
INT16 buffer[1024];
|
||||
long max_sample_count = 1024 / vgmstream->channels;
|
||||
long samples_to_skip = (long)((time - cpos) * vgmstream->sample_rate);
|
||||
if (samples_to_skip > max_sample_count)
|
||||
samples_to_skip = max_sample_count;
|
||||
if (!samples_to_skip)
|
||||
break;
|
||||
render_vgmstream(buffer, (int)samples_to_skip, vgmstream);
|
||||
cpos += (double)samples_to_skip / (double)vgmstream->sample_rate;
|
||||
}
|
||||
|
||||
framesDone = (int32_t)(cpos * vgmstream->sample_rate);
|
||||
|
||||
return cpos;
|
||||
}
|
||||
|
||||
/* decode some sample data */
|
||||
DWORD WINAPI xmplay_Process(float* buf, DWORD bufsize) {
|
||||
INT16 sample_buffer[1024];
|
||||
UINT32 i, j, todo, done;
|
||||
|
||||
BOOL doLoop = xmpfin->GetLooping();
|
||||
float *sbuf = buf;
|
||||
UINT32 samplesTodo;
|
||||
|
||||
bufsize /= vgmstream->channels;
|
||||
|
||||
samplesTodo = doLoop ? bufsize : stream_length_samples - framesDone;
|
||||
if (samplesTodo > bufsize)
|
||||
samplesTodo = bufsize;
|
||||
|
||||
/* decode */
|
||||
done = 0;
|
||||
while (done < samplesTodo) {
|
||||
todo = 1024 / vgmstream->channels;
|
||||
if (todo > samplesTodo - done)
|
||||
todo = samplesTodo - done;
|
||||
|
||||
render_vgmstream(sample_buffer, todo, vgmstream);
|
||||
|
||||
for (i = 0, j = todo * vgmstream->channels; i < j; ++i) {
|
||||
*sbuf++ = sample_buffer[i] * 1.0f / 32768.0f;
|
||||
}
|
||||
done += todo;
|
||||
}
|
||||
|
||||
sbuf = buf;
|
||||
|
||||
/* fade */
|
||||
if (!doLoop && framesDone + done > framesLength) {
|
||||
long fadeStart = (framesLength > framesDone) ? framesLength : framesDone;
|
||||
long fadeEnd = (framesDone + done) > stream_length_samples ? stream_length_samples : (framesDone + done);
|
||||
long fadePos;
|
||||
|
||||
float fadeScale = (float)(stream_length_samples - fadeStart) / fade_samples;
|
||||
float fadeStep = 1.0f / fade_samples;
|
||||
|
||||
sbuf += (fadeStart - framesDone) * vgmstream->channels;
|
||||
j = vgmstream->channels;
|
||||
|
||||
for (fadePos = fadeStart; fadePos < fadeEnd; ++fadePos) {
|
||||
for (i = 0; i < j; ++i) {
|
||||
sbuf[i] = sbuf[i] * fadeScale;
|
||||
}
|
||||
sbuf += j;
|
||||
|
||||
fadeScale -= fadeStep;
|
||||
if (fadeScale <= 0.0f)
|
||||
break;
|
||||
}
|
||||
done = (int)(fadePos - framesDone);
|
||||
}
|
||||
|
||||
framesDone += done;
|
||||
|
||||
return done * vgmstream->channels;
|
||||
}
|
||||
|
||||
/* *********************************** */
|
||||
|
||||
/* main plugin def, see xmpin.h */
|
||||
XMPIN vgmstream_xmpin = {
|
||||
XMPIN_FLAG_CANSTREAM,
|
||||
"vgmstream for XMPlay",
|
||||
working_extension_list,
|
||||
xmplay_About,
|
||||
NULL,//XMP_Config
|
||||
xmplay_CheckFile,
|
||||
xmplay_GetFileInfo,
|
||||
xmplay_Open,
|
||||
xmplay_Close,
|
||||
NULL,
|
||||
xmplay_SetFormat,
|
||||
xmplay_GetTags, //(OPTIONAL) --actually mandatory
|
||||
xmplay_GetInfoText,
|
||||
xmplay_GetGeneralInfo,
|
||||
NULL,//GetMessage - text for the "Message" tab window/tab (OPTIONAL)
|
||||
xmplay_SetPosition,
|
||||
xmplay_GetGranularity,
|
||||
NULL,
|
||||
xmplay_Process,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
|
||||
static int shownerror = 0;
|
||||
/* get the plugin's XMPIN interface */
|
||||
__declspec(dllexport) XMPIN* WINAPI XMPIN_GetInterface(UINT32 face, InterfaceProc faceproc) {
|
||||
if (face != XMPIN_FACE) {
|
||||
// unsupported version
|
||||
if (face < XMPIN_FACE && !shownerror) {
|
||||
MessageBox(0,
|
||||
"The xmp-vgmstream plugin requires XMPlay 3.8 or above.\n\n"
|
||||
"Please update at:\n"
|
||||
"http://www.un4seen.com/xmplay.html\n"
|
||||
"http://www.un4seen.com/stuff/xmplay.exe", 0, MB_ICONEXCLAMATION);
|
||||
shownerror = 1;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
__declspec(dllexport) XMPIN* __stdcall XMPIN_GetInterface(UINT32 face, InterfaceProc faceproc)
|
||||
{
|
||||
if (face != XMPIN_FACE)
|
||||
{ // unsupported version
|
||||
if (face<XMPIN_FACE && !shownerror)
|
||||
{
|
||||
//Replaced the message box below with a better one.
|
||||
//MessageBox(0, "The XMP-vgmstream plugin requires XMPlay 3.8 or above", 0, MB_ICONEXCLAMATION);
|
||||
MessageBox(0, "The xmp-vgmstream plugin requires XMPlay 3.8 or above. Please update at.\n\n http://www.un4seen.com/xmplay.html \n or at\n http://www.un4seen.com/stuff/xmplay.exe.", 0, MB_ICONEXCLAMATION);
|
||||
shownerror = 1;
|
||||
}
|
||||
return NULL;
|
||||
}
|
||||
|
||||
xmpfin = (XMPFUNC_IN*)faceproc(XMPFUNC_IN_FACE);
|
||||
xmpfmisc = (XMPFUNC_MISC*)faceproc(XMPFUNC_MISC_FACE);
|
||||
xmpffile = (XMPFUNC_FILE*)faceproc(XMPFUNC_FILE_FACE);
|
||||
xmpfin = (XMPFUNC_IN*)faceproc(XMPFUNC_IN_FACE);
|
||||
xmpfmisc = (XMPFUNC_MISC*)faceproc(XMPFUNC_MISC_FACE);
|
||||
xmpffile = (XMPFUNC_FILE*)faceproc(XMPFUNC_FILE_FACE);
|
||||
|
||||
build_extension_list();
|
||||
|
||||
return &vgmstream_intf;
|
||||
return &vgmstream_xmpin;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Creates XMPlay's extension list, a single string with 2 nulls.
|
||||
* Extensions must be in this format: "Description\0extension1/.../extensionN"
|
||||
*/
|
||||
static void build_extension_list() {
|
||||
const char ** ext_list;
|
||||
int ext_list_len;
|
||||
int i, written;
|
||||
|
||||
written = sprintf(working_extension_list, "%s%c", "vgmstream files",'\0');
|
||||
|
||||
ext_list = vgmstream_get_formats();
|
||||
ext_list_len = vgmstream_get_formats_length();
|
||||
|
||||
for (i=0; i < ext_list_len; i++) {
|
||||
written += add_extension(EXTENSION_LIST_SIZE-written, working_extension_list + written, ext_list[i]);
|
||||
#if 0
|
||||
// needed?
|
||||
BOOL WINAPI DllMain(HINSTANCE hDLL, DWORD reason, LPVOID reserved) {
|
||||
switch (reason) {
|
||||
case DLL_PROCESS_ATTACH:
|
||||
DisableThreadLibraryCalls(hDLL);
|
||||
break;
|
||||
}
|
||||
working_extension_list[written-1] = '\0'; /* remove last "/" */
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds ext to XMPlay's extension list.
|
||||
*/
|
||||
static int add_extension(int length, char * dst, const char * ext) {
|
||||
int ext_len;
|
||||
int i;
|
||||
|
||||
if (length <= 1)
|
||||
return 0;
|
||||
|
||||
ext_len = strlen(ext);
|
||||
|
||||
/* check if end reached or not enough room to add */
|
||||
if (ext_len+2 > length-2) {
|
||||
dst[0]='\0';
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* copy new extension + null terminate */
|
||||
for (i=0; i < ext_len; i++)
|
||||
dst[i] = ext[i];
|
||||
dst[i]='/';
|
||||
dst[i+1]='\0';
|
||||
return i+1;
|
||||
return TRUE;
|
||||
}
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue
Block a user