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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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66
src/meta/pos.c
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@ -1,66 +1,40 @@
#include <ctype.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 * vgmstream = NULL;
STREAMFILE * streamFileWAV = NULL;
char filename[PATH_LIMIT];
char filenameWAV[PATH_LIMIT];
VGMSTREAM * vgmstream = NULL;
STREAMFILE * streamData = NULL;
int32_t loop_start, loop_end;
int i;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("pos",filename_extension(filename))) goto fail;
/* checks */
if (!check_extensions(streamFile,"pos"))
goto fail;
if (get_streamfile_size(streamFile) != 0x08)
goto fail;
/* check for .WAV file */
strcpy(filenameWAV,filename);
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;
}
streamData = open_streamfile_by_ext(streamFile, "wav");
if (!streamData) goto fail;
/* let the real initer do the parsing */
vgmstream = init_vgmstream_riff(streamFileWAV);
vgmstream = init_vgmstream_riff(streamData);
if (!vgmstream) goto fail;
close_streamfile(streamFileWAV);
streamFileWAV = NULL;
close_streamfile(streamData);
streamData = NULL;
/* install loops */
if (!vgmstream->loop_flag) {
vgmstream->loop_flag = 1;
vgmstream->loop_ch = calloc(vgmstream->channels,
sizeof(VGMSTREAMCHANNEL));
if (!vgmstream->loop_ch) goto fail;
}
/* install loops (wrong values are validated later) */
loop_start = read_32bitLE(0x00,streamFile);
loop_end = read_32bitLE(0x04,streamFile);
vgmstream_force_loop(vgmstream, 1, loop_start, loop_end);
vgmstream->loop_start_sample = read_32bitLE(0,streamFile);
vgmstream->loop_end_sample = read_32bitLE(4,streamFile);
vgmstream->meta_type = meta_RIFF_WAVE_POS;
return vgmstream;
/* clean up anything we may have opened */
fail:
if (streamFileWAV) close_streamfile(streamFileWAV);
if (vgmstream) close_vgmstream(vgmstream);
close_streamfile(streamData);
close_vgmstream(vgmstream);
return NULL;
}