#include "meta.h" #include "../layout/layout.h" #include "../util.h" /* STR: The Bouncer (PS2) */ VGMSTREAM * init_vgmstream_ps2_strlr(STREAMFILE *streamFile) { VGMSTREAM * vgmstream = NULL; char filename[PATH_LIMIT]; int loop_flag = 0; int channel_count; int i; off_t start_offset; /* check extension, case insensitive */ streamFile->get_name(streamFile,filename,sizeof(filename)); if (strcasecmp("str",filename_extension(filename))) goto fail; #if 0 /* check header */ if (read_32bitBE(0x00,streamFile) != 0x5354524C) /* "STRL" */ goto fail; if (read_32bitBE(0x00,streamFile) != 0x53545252) /* "STRR" */ goto fail; #endif /* don't hijack Sonic & Sega All Stars Racing X360 (xma) */ if (read_32bitBE(0x00,streamFile) == 0x52494646) goto fail; /* "RIFF"*/ /* don't hijack Mad Dash Racing (Xbox) */ if (read_32bitLE(0x0c,streamFile) == 1 && read_32bitLE(0x010,streamFile) == 0 && read_32bitLE(0x400,streamFile) == 0 && read_32bitLE(0x7f0,streamFile) == 0) goto fail; loop_flag = 0; channel_count = 2; /* build the VGMSTREAM */ vgmstream = allocate_vgmstream(channel_count,loop_flag); if (!vgmstream) goto fail; /* fill in the vital statistics */ start_offset = 0x0; vgmstream->channels = channel_count; vgmstream->sample_rate = 48000; vgmstream->coding_type = coding_PSX; vgmstream->layout_type = layout_ps2_strlr_blocked; //vgmstream->interleave_block_size = read_32bitLE(0xC, streamFile); vgmstream->meta_type = meta_PS2_STRLR; /* open the file for reading by each channel */ { for (i=0;ich[i].streamfile = streamFile->open(streamFile, filename, 0x8000); if (!vgmstream->ch[i].streamfile) goto fail; } } /* Calc num_samples */ ps2_strlr_block_update(start_offset, vgmstream); vgmstream->num_samples=0; do { vgmstream->num_samples += vgmstream->current_block_size * 14 / 16; ps2_strlr_block_update(vgmstream->next_block_offset, vgmstream); } while (vgmstream->next_block_offset < get_streamfile_size(streamFile)); ps2_strlr_block_update(start_offset, vgmstream); return vgmstream; /* clean up anything we may have opened */ fail: if (vgmstream) close_vgmstream(vgmstream); return NULL; }