#include "meta.h" #include "../coding/coding.h" /* .XWC - Starbreeze games [Chronicles of Riddick: Assault on Dark Athena, Syndicate] */ VGMSTREAM * init_vgmstream_xwc(STREAMFILE *streamFile) { VGMSTREAM * vgmstream = NULL; off_t start_offset; size_t data_size; int loop_flag, channel_count, codec; /* check extensions (.xwc is the extension of the bigfile, individual files don't have one) */ if ( !check_extensions(streamFile,"xwc")) goto fail; if(read_32bitBE(0x00,streamFile) != 0x00040000 && /* version? */ read_32bitBE(0x04,streamFile) != 0x00900000) goto fail; data_size = read_32bitLE(0x08, streamFile); /* including subheader */ channel_count = read_32bitLE(0x0c, streamFile); /* 0x10: num_samples */ /* 0x14: 0x8000? */ codec = read_32bitBE(0x24, streamFile); /* 0x28: num_samples */ /* 0x2c: config data? (first nibble: 0x4=mono, 0x8=stereo) */ /* 0x30+: codec dependant */ loop_flag = 0; /* seemingly not in the file */ /* build the VGMSTREAM */ vgmstream = allocate_vgmstream(channel_count,loop_flag); if (!vgmstream) goto fail; vgmstream->num_samples = read_32bitLE(0x28, streamFile); vgmstream->meta_type = meta_XWC; switch(codec) { #ifdef VGM_USE_MPEG case 0x4D504547: { /* "MPEG" (PS3) */ mpeg_custom_config cfg = {0}; start_offset = 0x800; vgmstream->num_samples = read_32bitLE(0x30, streamFile); /* with encoder delay */ //todo improve cfg.data_size = read_32bitLE(0x34, streamFile); //data_size - 0x28; vgmstream->codec_data = init_mpeg_custom(streamFile, start_offset, &vgmstream->coding_type, vgmstream->channels, MPEG_STANDARD, &cfg); if (!vgmstream->codec_data) goto fail; vgmstream->layout_type = layout_none; vgmstream->sample_rate = ((mpeg_codec_data*)vgmstream->codec_data)->sample_rate_per_frame; break; } #endif #ifdef VGM_USE_FFMPEG case 0x584D4100: { /* "XMA\0" (X360) */ uint8_t buf[0x100]; int32_t bytes, seek_size, block_size, block_count, sample_rate; seek_size = read_32bitLE(0x30, streamFile); start_offset = 0x34 + seek_size + read_32bitLE(0x34+seek_size, streamFile) + 0x08; start_offset += (start_offset % 0x800) ? 0x800 - (start_offset % 0x800) : 0; /* padded */ sample_rate = read_32bitBE(0x34+seek_size+0x10, streamFile); block_size = read_32bitBE(0x34+seek_size+0x1c, streamFile); block_count = read_32bitBE(0x34+seek_size+0x28, streamFile); /* others: scrambled RIFF fmt BE values */ bytes = ffmpeg_make_riff_xma2(buf,0x100, vgmstream->num_samples, data_size, vgmstream->channels, sample_rate, block_count, block_size); if (bytes <= 0) goto fail; vgmstream->codec_data = init_ffmpeg_header_offset(streamFile, buf,bytes, start_offset,data_size - start_offset - 0x28); if (!vgmstream->codec_data) goto fail; vgmstream->coding_type = coding_FFmpeg; vgmstream->layout_type = layout_none; vgmstream->sample_rate = sample_rate; break; } case 0x564F5242: { /* "VORB" (PC) */ start_offset = 0x30; vgmstream->codec_data = init_ffmpeg_offset(streamFile, start_offset, data_size - start_offset - 0x28); if ( !vgmstream->codec_data ) goto fail; vgmstream->coding_type = coding_FFmpeg; vgmstream->layout_type = layout_none; vgmstream->sample_rate = read_32bitLE(start_offset + 0x28, streamFile); break; } #endif default: goto fail; } if (vgmstream->sample_rate != 48000) { /* get from config data instead of codecs? */ VGM_LOG("XWC: unexpected sample rate %i\n",vgmstream->sample_rate); goto fail; } if ( !vgmstream_open_stream(vgmstream, streamFile, start_offset) ) goto fail; return vgmstream; fail: close_vgmstream(vgmstream); return NULL; }