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Clean .pos code [Ys I Complete (PC)]

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bnnm 2018-07-21 20:12:09 +02:00
parent 6823642302
commit dc4cee2daf
1 changed files with 20 additions and 46 deletions
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64
src/meta/pos.c
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@ -1,66 +1,40 @@
#include <ctype.h>
#include "meta.h" #include "meta.h"
#include "../util.h"
#ifdef WIN32
#define DIRSEP '\\'
#else
#define DIRSEP '/'
#endif
/* .pos is a tiny file with loop points, and the same base name as a .wav */
/* .pos - loop points for .wav [Ys I Complete (PC); reused for manual looping] */
VGMSTREAM * init_vgmstream_pos(STREAMFILE *streamFile) { VGMSTREAM * init_vgmstream_pos(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL; VGMSTREAM * vgmstream = NULL;
STREAMFILE * streamFileWAV = NULL; STREAMFILE * streamData = NULL;
char filename[PATH_LIMIT]; int32_t loop_start, loop_end;
char filenameWAV[PATH_LIMIT];
int i;
/* check extension, case insensitive */ /* checks */
streamFile->get_name(streamFile,filename,sizeof(filename)); if (!check_extensions(streamFile,"pos"))
if (strcasecmp("pos",filename_extension(filename))) goto fail; goto fail;
if (get_streamfile_size(streamFile) != 0x08)
goto fail;
/* check for .WAV file */ streamData = open_streamfile_by_ext(streamFile, "wav");
strcpy(filenameWAV,filename); if (!streamData) goto fail;
strcpy(filenameWAV+strlen(filenameWAV)-3,"wav");
streamFileWAV = streamFile->open(streamFile,filenameWAV,STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!streamFileWAV) {
/* try again, ucase */
for (i=strlen(filenameWAV);i>=0&&filenameWAV[i]!=DIRSEP;i--)
filenameWAV[i]=toupper(filenameWAV[i]);
streamFileWAV = streamFile->open(streamFile,filenameWAV,STREAMFILE_DEFAULT_BUFFER_SIZE);
if (!streamFileWAV) goto fail;
}
/* let the real initer do the parsing */ /* let the real initer do the parsing */
vgmstream = init_vgmstream_riff(streamFileWAV); vgmstream = init_vgmstream_riff(streamData);
if (!vgmstream) goto fail; if (!vgmstream) goto fail;
close_streamfile(streamFileWAV); close_streamfile(streamData);
streamFileWAV = NULL; streamData = NULL;
/* install loops */ /* install loops (wrong values are validated later) */
if (!vgmstream->loop_flag) { loop_start = read_32bitLE(0x00,streamFile);
vgmstream->loop_flag = 1; loop_end = read_32bitLE(0x04,streamFile);
vgmstream->loop_ch = calloc(vgmstream->channels, vgmstream_force_loop(vgmstream, 1, loop_start, loop_end);
sizeof(VGMSTREAMCHANNEL));
if (!vgmstream->loop_ch) goto fail;
}
vgmstream->loop_start_sample = read_32bitLE(0,streamFile);
vgmstream->loop_end_sample = read_32bitLE(4,streamFile);
vgmstream->meta_type = meta_RIFF_WAVE_POS; vgmstream->meta_type = meta_RIFF_WAVE_POS;
return vgmstream; return vgmstream;
/* clean up anything we may have opened */
fail: fail:
if (streamFileWAV) close_streamfile(streamFileWAV); close_streamfile(streamData);
if (vgmstream) close_vgmstream(vgmstream); close_vgmstream(vgmstream);
return NULL; return NULL;
} }