#include "meta.h" #include "../util.h" /* .dsp found in: Hikaru No Go 3 (NGC) Yu-Gi-Oh! The Falsebound Kingdom (NGC) 2010-01-31 - added loop stuff and some header checks... */ VGMSTREAM * init_vgmstream_dsp_ygo(STREAMFILE *streamFile) { VGMSTREAM * vgmstream = NULL; char filename[PATH_LIMIT]; int loop_flag; int channel_count; off_t start_offset; int i; /* check extension, case insensitive */ streamFile->get_name(streamFile,filename,sizeof(filename)); if (strcasecmp("dsp",filename_extension(filename))) goto fail; /* check file size with size given in header */ if ((read_32bitBE(0x0,streamFile)+0xE0) != (get_streamfile_size(streamFile))) goto fail; loop_flag = (uint16_t)(read_16bitBE(0x2C,streamFile) != 0x0); channel_count = 1; /* build the VGMSTREAM */ vgmstream = allocate_vgmstream(channel_count,loop_flag); if (!vgmstream) goto fail; /* fill in the vital statistics */ start_offset = 0xE0; vgmstream->channels = channel_count; vgmstream->sample_rate = read_32bitBE(0x28,streamFile); vgmstream->coding_type = coding_NGC_DSP; vgmstream->num_samples = read_32bitBE(0x20,streamFile); vgmstream->layout_type = layout_none; vgmstream->meta_type = meta_DSP_YGO; vgmstream->allow_dual_stereo = 1; if (loop_flag) { vgmstream->loop_start_sample = (read_32bitBE(0x30,streamFile)*14/16); vgmstream->loop_end_sample = (read_32bitBE(0x34,streamFile)*14/16); } // read coef stuff { for (i=0;i<16;i++) { vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x3C+i*2,streamFile); } } /* open the file for reading */ { int i; STREAMFILE * file; file = streamFile->open(streamFile,filename,STREAMFILE_DEFAULT_BUFFER_SIZE); if (!file) goto fail; for (i=0;i<channel_count;i++) { vgmstream->ch[i].streamfile = file; vgmstream->ch[i].channel_start_offset= vgmstream->ch[i].offset=start_offset+ vgmstream->interleave_block_size*i; } } return vgmstream; fail: /* clean up anything we may have opened */ if (vgmstream) close_vgmstream(vgmstream); return NULL; }