2010-09-11 01:56:39 +02:00
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#include "meta.h"
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#include "../coding/coding.h"
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2017-12-06 12:15:27 +01:00
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#include "sqex_scd_streamfile.h"
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2010-09-11 01:56:39 +02:00
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2012-08-24 19:36:40 +02:00
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2017-05-12 19:25:20 +02:00
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#ifdef VGM_USE_VORBIS
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2017-01-03 19:03:08 +01:00
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static void scd_ogg_decrypt_v2_callback(void *ptr, size_t size, size_t nmemb, void *datasource, int bytes_read);
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static void scd_ogg_decrypt_v3_callback(void *ptr, size_t size, size_t nmemb, void *datasource, int bytes_read);
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2017-05-12 19:25:20 +02:00
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#endif
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2017-01-03 19:03:08 +01:00
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2018-01-10 20:31:57 +01:00
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/* SCD - Square-Enix games (FF XIII, XIV) */
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2011-02-08 13:56:16 +01:00
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VGMSTREAM * init_vgmstream_sqex_scd(STREAMFILE *streamFile) {
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2010-09-11 01:56:39 +02:00
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VGMSTREAM * vgmstream = NULL;
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2013-05-27 05:55:50 +02:00
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char filename[PATH_LIMIT];
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2018-01-10 20:31:57 +01:00
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off_t start_offset, tables_offset, meta_offset, post_meta_offset;
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2017-12-17 16:39:36 +01:00
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int32_t stream_size, loop_start, loop_end;
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2010-09-11 01:56:39 +02:00
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2018-01-10 20:31:57 +01:00
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int total_subsongs, target_subsong = streamFile->stream_index;
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int loop_flag = 0, channel_count, codec, sample_rate;
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2012-08-09 23:42:02 +02:00
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int aux_chunk_count;
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2010-09-11 01:56:39 +02:00
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int32_t (*read_32bit)(off_t,STREAMFILE*) = NULL;
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int16_t (*read_16bit)(off_t,STREAMFILE*) = NULL;
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2017-12-06 12:15:27 +01:00
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2010-09-11 01:56:39 +02:00
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/* check extension, case insensitive */
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2018-01-10 20:31:57 +01:00
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if ( !check_extensions(streamFile, "scd") )
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goto fail;
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2010-09-11 01:56:39 +02:00
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streamFile->get_name(streamFile,filename,sizeof(filename));
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2018-01-10 20:31:57 +01:00
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/** main header **/
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if (read_32bitBE(0x00,streamFile) != 0x53454442 && /* "SEDB" */
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read_32bitBE(0x04,streamFile) != 0x53534346) /* "SSCF" */
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goto fail;
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2017-01-03 21:13:36 +01:00
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2017-12-06 12:15:27 +01:00
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if (read_32bitBE(0x08,streamFile) == 2 || /* version 2 BE, as seen in FFXIII demo for PS3 */
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read_32bitBE(0x08,streamFile) == 3) { /* version 3 BE, as seen in FFXIII for PS3 */
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2018-01-10 20:31:57 +01:00
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//size_offset = 0x14;
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2010-09-11 01:56:39 +02:00
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read_32bit = read_32bitBE;
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read_16bit = read_16bitBE;
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2018-01-10 20:31:57 +01:00
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}
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else if (read_32bitLE(0x08,streamFile) == 2 || /* version 2/3 LE, as seen in FFXIV for PC (and others) */
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read_32bitLE(0x08,streamFile) == 3) {
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//size_offset = 0x10;
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2010-09-11 01:56:39 +02:00
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read_32bit = read_32bitLE;
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read_16bit = read_16bitLE;
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2018-01-10 20:31:57 +01:00
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}
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else {
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goto fail;
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}
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2010-09-11 01:56:39 +02:00
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2018-01-10 20:31:57 +01:00
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/* 0x0c: probably 0=LE, 1=BE */
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/* 0x0d: unknown (always 0x04) */
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tables_offset = read_16bit(0x0e,streamFile); /* usually 0x30 or 0x20 */
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2017-01-03 21:13:36 +01:00
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2010-09-12 08:07:50 +02:00
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#if 0
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2017-01-03 21:13:36 +01:00
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/* never mind, FFXIII music_68tak.ps3.scd is 0x80 shorter */
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2010-09-11 01:56:39 +02:00
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/* check file size with header value */
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if (read_32bit(size_offset,streamFile) != get_streamfile_size(streamFile))
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goto fail;
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2010-09-12 08:07:50 +02:00
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#endif
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2010-09-11 01:56:39 +02:00
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2018-01-10 20:31:57 +01:00
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/** offset tables **/
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/* 0x00(2): table1/4 (unknown) entries */
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/* 0x02(2): table2 (unknown) entries */
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/* 0x04(2): table3 (headers) entries */
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/* 0x06(2): related to table4/5 (unknown) */
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/* (implicit: table1 starts at 0x20) */
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/* 0x08: table2 (unknown) start offset */
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/* 0x0c: table3 (headers) start offset */
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/* 0x10: table4 (unknown) start offset */
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/* 0x14: always null? */
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/* 0x18: table5? (unknown) start offset? */
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/* 0x1c: unknown, often null */
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/* each table entry is an uint32_t offset */
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/* if a table isn't present entries is 0 and offset points to next table */
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/* find meta_offset in table3 (headers) and total subsongs */
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{
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int i;
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int headers_entries = read_16bit(tables_offset+0x04,streamFile);
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off_t headers_offset = read_32bit(tables_offset+0x0c,streamFile);
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if (target_subsong == 0) target_subsong = 1;
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total_subsongs = 0;
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meta_offset = 0;
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/* manually find subsongs as entries can be dummy (ex. Final Fantasy Type-0 sfx banks) */
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for (i = 0; i < headers_entries; i++) {
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off_t header_offset = read_32bit(headers_offset + i*0x04,streamFile);
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if (read_32bit(header_offset+0x0c,streamFile) == -1)
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continue; /* codec -1 when dummy */
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total_subsongs++;
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if (!meta_offset && total_subsongs == target_subsong)
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meta_offset = header_offset;
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}
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if (meta_offset == 0) goto fail;
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}
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2017-01-03 21:13:36 +01:00
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/** stream header **/
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2017-12-17 16:39:36 +01:00
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stream_size = read_32bit(meta_offset+0x00,streamFile);
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2017-12-06 12:15:27 +01:00
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channel_count = read_32bit(meta_offset+0x04,streamFile);
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sample_rate = read_32bit(meta_offset+0x08,streamFile);
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2018-01-10 20:31:57 +01:00
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codec = read_32bit(meta_offset+0x0c,streamFile);
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2010-09-11 01:56:39 +02:00
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2017-12-06 12:15:27 +01:00
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loop_start = read_32bit(meta_offset+0x10,streamFile);
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loop_end = read_32bit(meta_offset+0x14,streamFile);
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loop_flag = (loop_end > 0);
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2010-09-11 01:56:39 +02:00
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2012-08-09 23:42:02 +02:00
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post_meta_offset = meta_offset + 0x20;
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start_offset = post_meta_offset + read_32bit(meta_offset+0x18,streamFile);
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2017-01-19 00:29:55 +01:00
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aux_chunk_count = read_32bit(meta_offset+0x1c,streamFile);
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2017-09-17 03:35:03 +02:00
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/* 0x01e(e): unknown, seen in some FF XIV sfx (IMA) */
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/* only "MARK" chunk is known (some FF XIV PS3 have "STBL" but it's not counted) */
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if (aux_chunk_count > 1 && aux_chunk_count < 0xFFFF) { /* some FF XIV Heavensward IMA sfx has 0x01000000 */
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VGM_LOG("SCD: unknown aux chunk count %i\n", aux_chunk_count);
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goto fail;
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}
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/* skips aux chunks, sometimes needed (Lightning Returns X360, FF XIV PC) */
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if (aux_chunk_count && read_32bitBE(post_meta_offset, streamFile) == 0x4D41524B) { /* "MARK" */
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post_meta_offset += read_32bit(post_meta_offset+0x04, streamFile);
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}
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2011-05-28 11:03:45 +02:00
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#ifdef VGM_USE_VORBIS
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2017-09-17 03:35:03 +02:00
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/* special case using init_vgmstream_ogg_vorbis with callbacks */
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2018-01-10 20:31:57 +01:00
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if (codec == 0x06) {
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2011-12-16 04:31:08 +01:00
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VGMSTREAM * result = NULL;
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2017-09-17 03:35:03 +02:00
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uint32_t seek_table_size, vorb_header_size;
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uint8_t xor_version, xor_byte;
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2017-12-06 12:15:27 +01:00
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vgm_vorbis_info_t inf = {0};
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2011-12-15 09:00:47 +01:00
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2011-05-28 11:03:45 +02:00
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inf.loop_start = loop_start;
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inf.loop_end = loop_end;
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inf.loop_flag = loop_flag;
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inf.loop_end_found = loop_flag;
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inf.loop_length_found = 0;
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inf.layout_type = layout_ogg_vorbis;
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inf.meta_type = meta_SQEX_SCD;
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2017-09-17 03:35:03 +02:00
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/* the following could be simplified but it's not clear what field signals that seek table exists
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* (seems that encrypted = always seek table, but maybe post_meta_offset+0x01 = 0x20) */
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2011-12-15 09:00:47 +01:00
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2017-09-17 03:35:03 +02:00
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/* try regular Ogg with default values */
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{
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result = init_vgmstream_ogg_vorbis_callbacks(streamFile, filename, NULL, start_offset, &inf);
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if (result != NULL)
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return result;
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2011-12-15 09:00:47 +01:00
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}
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2017-09-17 03:35:03 +02:00
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/* skip seek table and try regular Ogg again */
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2011-12-15 09:00:47 +01:00
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{
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2017-09-17 03:35:03 +02:00
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seek_table_size = read_32bit(post_meta_offset+0x10, streamFile);
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vorb_header_size = read_32bit(post_meta_offset+0x14, streamFile);
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2012-08-09 23:42:02 +02:00
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if ((post_meta_offset-meta_offset) + seek_table_size + vorb_header_size != read_32bit(meta_offset+0x18, streamFile)) {
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2011-12-15 09:00:47 +01:00
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return NULL;
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}
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2012-08-09 23:42:02 +02:00
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start_offset = post_meta_offset + 0x20 + seek_table_size;
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2017-09-17 03:35:03 +02:00
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2011-12-15 09:00:47 +01:00
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result = init_vgmstream_ogg_vorbis_callbacks(streamFile, filename, NULL, start_offset, &inf);
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2017-09-17 03:35:03 +02:00
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if (result != NULL)
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2011-12-15 09:00:47 +01:00
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return result;
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}
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2017-09-17 03:35:03 +02:00
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/* try encrypted Ogg (with seek table already skipped) */
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2011-12-15 09:00:47 +01:00
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{
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2017-09-17 03:35:03 +02:00
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xor_version = read_8bit(post_meta_offset + 0x00, streamFile);
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xor_byte = read_8bit(post_meta_offset + 0x02, streamFile);
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if (xor_byte == 0)
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return NULL; /* not actually encrypted, happens but should be handled above */
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2011-12-15 09:00:47 +01:00
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2017-09-17 03:35:03 +02:00
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if (xor_version == 2) { /* header is XOR'ed using byte */
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2017-01-03 19:03:08 +01:00
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inf.decryption_enabled = 1;
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inf.decryption_callback = scd_ogg_decrypt_v2_callback;
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inf.scd_xor = xor_byte;
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2017-09-17 03:35:03 +02:00
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inf.scd_xor_length = vorb_header_size;
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}
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else if (xor_version == 3) { /* full file is XOR'ed using table */
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2017-01-03 19:03:08 +01:00
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inf.decryption_enabled = 1;
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inf.decryption_callback = scd_ogg_decrypt_v3_callback;
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2017-09-17 03:35:03 +02:00
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inf.scd_xor = stream_size & 0xFF; /* xor_byte is not used? (also there is data at +0x03) */
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inf.scd_xor_length = stream_size;
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2017-01-03 19:03:08 +01:00
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}
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2017-09-17 03:35:03 +02:00
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else {
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VGM_LOG("SCD: unknown encryption 0x%x\n", xor_version);
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return NULL;
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}
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/* hope this works */
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return init_vgmstream_ogg_vorbis_callbacks(streamFile, filename, NULL, start_offset, &inf);
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2011-12-15 09:00:47 +01:00
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}
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2011-05-28 11:03:45 +02:00
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}
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#endif
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2017-09-17 03:35:03 +02:00
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/* build the VGMSTREAM */
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2010-09-11 01:56:39 +02:00
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vgmstream = allocate_vgmstream(channel_count,loop_flag);
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if (!vgmstream) goto fail;
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2017-09-17 03:35:03 +02:00
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/* fill in the vital statistics */
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vgmstream->channels = channel_count;
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2017-12-06 12:15:27 +01:00
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vgmstream->sample_rate = sample_rate;
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2018-01-10 20:31:57 +01:00
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vgmstream->num_streams = total_subsongs;
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2017-03-04 02:16:35 +01:00
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vgmstream->meta_type = meta_SQEX_SCD;
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2010-09-11 01:56:39 +02:00
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2018-01-10 20:31:57 +01:00
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switch (codec) {
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2017-12-06 12:15:27 +01:00
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case 0x01: /* PCM */
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2018-01-10 20:31:57 +01:00
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vgmstream->coding_type = coding_PCM16LE;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x02;
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vgmstream->num_samples = pcm_bytes_to_samples(stream_size, channel_count, 16);
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if (loop_flag) {
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vgmstream->loop_start_sample = pcm_bytes_to_samples(loop_start, channel_count, 16);
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vgmstream->loop_end_sample = pcm_bytes_to_samples(loop_end, channel_count, 16);
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}
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break;
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case 0x03: /* PS-ADPCM [Final Fantasy Type-0] */
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vgmstream->coding_type = coding_PSX;
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vgmstream->layout_type = layout_interleave;
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vgmstream->interleave_block_size = 0x10;
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2010-09-11 01:56:39 +02:00
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2018-01-10 20:31:57 +01:00
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vgmstream->num_samples = ps_bytes_to_samples(stream_size, channel_count);
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2010-09-11 01:56:39 +02:00
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if (loop_flag) {
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2018-01-10 20:31:57 +01:00
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vgmstream->loop_start_sample = ps_bytes_to_samples(loop_start, channel_count);
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vgmstream->loop_end_sample = ps_bytes_to_samples(loop_end, channel_count);
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2010-09-11 01:56:39 +02:00
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}
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break;
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2017-12-06 12:15:27 +01:00
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2017-12-17 16:39:36 +01:00
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case 0x06: /* OGG [Final Fantasy XIII-2 (PC), Final Fantasy XIV (PC)] */
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2017-12-06 12:15:27 +01:00
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goto fail; /* handled above */
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2010-09-11 01:56:39 +02:00
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#ifdef VGM_USE_MPEG
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2017-12-06 12:15:27 +01:00
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case 0x07: { /* MPEG [Final Fantasy XIII (PS3)] */
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mpeg_codec_data *mpeg_data = NULL;
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2017-12-17 16:39:36 +01:00
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mpeg_custom_config cfg = {0};
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2017-12-17 19:25:10 +01:00
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cfg.interleave = 0x800; /* for multistream [Final Fantasy XIII-2 (PS3)], otherwise ignored */
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2017-12-17 16:39:36 +01:00
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cfg.data_size = stream_size;
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2017-12-06 12:15:27 +01:00
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2018-01-04 23:22:03 +01:00
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mpeg_data = init_mpeg_custom(streamFile, start_offset, &vgmstream->coding_type, vgmstream->channels, MPEG_SCD, &cfg);
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2017-12-06 12:15:27 +01:00
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if (!mpeg_data) goto fail;
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vgmstream->codec_data = mpeg_data;
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2017-12-17 19:25:10 +01:00
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vgmstream->layout_type = layout_none;
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2017-12-06 12:15:27 +01:00
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2017-12-17 19:46:41 +01:00
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|
|
/* some Drakengard 3, Kingdom Hearts HD have adjusted sample rate (47999, 44099), for looping? */
|
|
|
|
|
|
|
|
vgmstream->num_samples = mpeg_bytes_to_samples(stream_size, mpeg_data);
|
|
|
|
vgmstream->loop_start_sample = mpeg_bytes_to_samples(loop_start, mpeg_data);
|
|
|
|
vgmstream->loop_end_sample = mpeg_bytes_to_samples(loop_end, mpeg_data);
|
|
|
|
|
|
|
|
//todo find if this actually helps
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->num_samples -= vgmstream->num_samples%576;
|
2017-12-17 19:46:41 +01:00
|
|
|
vgmstream->loop_start_sample -= vgmstream->loop_start_sample%576;
|
|
|
|
vgmstream->loop_end_sample -= vgmstream->loop_end_sample%576;
|
2017-12-17 16:39:36 +01:00
|
|
|
|
2010-09-11 01:56:39 +02:00
|
|
|
break;
|
2017-12-06 12:15:27 +01:00
|
|
|
}
|
2010-09-11 01:56:39 +02:00
|
|
|
#endif
|
2017-12-06 12:15:27 +01:00
|
|
|
case 0x0C: /* MS ADPCM [Final Fantasy XIV (PC) sfx] */
|
2010-09-11 01:56:39 +02:00
|
|
|
vgmstream->coding_type = coding_MSADPCM;
|
|
|
|
vgmstream->layout_type = layout_none;
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->interleave_block_size = read_16bit(post_meta_offset+0x0c,streamFile);
|
2010-09-11 01:56:39 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->num_samples = msadpcm_bytes_to_samples(stream_size, vgmstream->interleave_block_size, vgmstream->channels);
|
2010-09-11 01:56:39 +02:00
|
|
|
if (loop_flag) {
|
|
|
|
vgmstream->loop_start_sample = msadpcm_bytes_to_samples(loop_start, vgmstream->interleave_block_size, vgmstream->channels);
|
|
|
|
vgmstream->loop_end_sample = msadpcm_bytes_to_samples(loop_end, vgmstream->interleave_block_size, vgmstream->channels);
|
|
|
|
}
|
|
|
|
break;
|
2017-01-15 20:42:26 +01:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
case 0x0A: /* DSP ADPCM [Dragon Quest X (Wii)] */
|
|
|
|
case 0x15: { /* DSP ADPCM [Dragon Quest X (Wii U)] (no apparent differences except higher sample rate) */
|
|
|
|
STREAMFILE * file;
|
|
|
|
int i;
|
|
|
|
const off_t interleave_size = 0x800;
|
|
|
|
const off_t stride_size = interleave_size * channel_count;
|
|
|
|
size_t total_size;
|
|
|
|
scd_int_codec_data * data = NULL;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->coding_type = coding_NGC_DSP;
|
|
|
|
vgmstream->layout_type = layout_scd_int;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* a normal DSP header... */
|
|
|
|
total_size = (read_32bitBE(start_offset+0x04,streamFile)+1)/2;
|
|
|
|
vgmstream->num_samples = read_32bitBE(start_offset+0x00,streamFile);
|
|
|
|
if (loop_flag) {
|
|
|
|
vgmstream->loop_start_sample = loop_start;
|
|
|
|
vgmstream->loop_end_sample = loop_end+1;
|
|
|
|
}
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* verify other channel headers */
|
|
|
|
for (i = 1; i < channel_count; i++) {
|
|
|
|
if (read_32bitBE(start_offset+interleave_size*i+0,streamFile) != vgmstream->num_samples ||
|
|
|
|
(read_32bitBE(start_offset+4,streamFile)+1)/2 != total_size) {
|
2012-08-24 19:36:40 +02:00
|
|
|
goto fail;
|
2017-12-06 12:15:27 +01:00
|
|
|
}
|
|
|
|
}
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* the primary streamfile we'll be using */
|
|
|
|
file = streamFile->open(streamFile,filename,stride_size);
|
|
|
|
if (!file) goto fail;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->ch[0].streamfile = file;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
data = malloc(sizeof(scd_int_codec_data));
|
|
|
|
data->substream_count = channel_count;
|
|
|
|
data->substreams = calloc(channel_count, sizeof(VGMSTREAM *));
|
|
|
|
data->intfiles = calloc(channel_count, sizeof(STREAMFILE *));
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->codec_data = data;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
for (i=0;i<channel_count;i++) {
|
|
|
|
STREAMFILE * intfile =
|
|
|
|
open_scdint_with_STREAMFILE(file, "ARBITRARY.DSP", start_offset+interleave_size*i, interleave_size, stride_size, total_size);
|
|
|
|
if (!intfile) goto fail;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
data->substreams[i] = init_vgmstream_ngc_dsp_std(intfile);
|
|
|
|
data->intfiles[i] = intfile;
|
|
|
|
if (!data->substreams[i]) goto fail;
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* TODO: only handles mono substreams, though that's all we have with DSP */
|
|
|
|
/* save start things so we can restart for seeking/looping */
|
|
|
|
memcpy(data->substreams[i]->start_ch,data->substreams[i]->ch,sizeof(VGMSTREAMCHANNEL)*1);
|
|
|
|
memcpy(data->substreams[i]->start_vgmstream,data->substreams[i],sizeof(VGMSTREAM));
|
2012-08-24 19:36:40 +02:00
|
|
|
}
|
2017-12-06 12:15:27 +01:00
|
|
|
|
2012-08-24 19:36:40 +02:00
|
|
|
break;
|
2017-12-06 12:15:27 +01:00
|
|
|
}
|
|
|
|
|
2016-07-17 08:02:27 +02:00
|
|
|
#ifdef VGM_USE_FFMPEG
|
2017-12-06 12:15:27 +01:00
|
|
|
case 0x0B: { /* XMA2 [Final Fantasy (X360), Lightning Returns (X360) sfx] */
|
2017-01-14 22:27:52 +01:00
|
|
|
ffmpeg_codec_data *ffmpeg_data = NULL;
|
|
|
|
uint8_t buf[200];
|
|
|
|
int32_t bytes;
|
|
|
|
|
2017-01-14 23:00:19 +01:00
|
|
|
/* post_meta_offset+0x00: fmt0x166 header (BE), post_meta_offset+0x34: seek table */
|
2017-04-15 23:58:19 +02:00
|
|
|
bytes = ffmpeg_make_riff_xma_from_fmt_chunk(buf,200, post_meta_offset,0x34, stream_size, streamFile, 1);
|
2017-01-14 22:27:52 +01:00
|
|
|
if (bytes <= 0) goto fail;
|
|
|
|
|
|
|
|
ffmpeg_data = init_ffmpeg_header_offset(streamFile, buf,bytes, start_offset,stream_size);
|
|
|
|
if (!ffmpeg_data) goto fail;
|
|
|
|
vgmstream->codec_data = ffmpeg_data;
|
|
|
|
vgmstream->coding_type = coding_FFmpeg;
|
|
|
|
vgmstream->layout_type = layout_none;
|
|
|
|
|
|
|
|
vgmstream->num_samples = ffmpeg_data->totalSamples;
|
|
|
|
vgmstream->loop_start_sample = loop_start;
|
|
|
|
vgmstream->loop_end_sample = loop_end;
|
2016-07-17 08:02:27 +02:00
|
|
|
break;
|
2017-12-06 12:15:27 +01:00
|
|
|
}
|
2017-01-14 23:00:19 +01:00
|
|
|
|
2018-01-10 20:31:57 +01:00
|
|
|
case 0x0E: { /* ATRAC3/ATRAC3plus [Lord of Arcana (PSP), Final Fantasy Type-0] */
|
2017-12-06 12:15:27 +01:00
|
|
|
ffmpeg_codec_data *ffmpeg_data = NULL;
|
2017-01-14 23:00:19 +01:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* full RIFF header at start_offset/post_meta_offset (same) */
|
|
|
|
ffmpeg_data = init_ffmpeg_offset(streamFile, start_offset,stream_size);
|
|
|
|
if (!ffmpeg_data) goto fail;
|
|
|
|
vgmstream->codec_data = ffmpeg_data;
|
|
|
|
vgmstream->coding_type = coding_FFmpeg;
|
|
|
|
vgmstream->layout_type = layout_none;
|
2017-01-14 23:00:19 +01:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
vgmstream->num_samples = ffmpeg_data->totalSamples; /* fact samples */
|
|
|
|
vgmstream->loop_start_sample = loop_start;
|
|
|
|
vgmstream->loop_end_sample = loop_end;
|
2017-01-14 23:00:19 +01:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
/* manually read skip_samples if FFmpeg didn't do it */
|
|
|
|
if (ffmpeg_data->skipSamples <= 0) {
|
|
|
|
off_t chunk_offset;
|
|
|
|
size_t chunk_size, fact_skip_samples = 0;
|
|
|
|
if (!find_chunk_le(streamFile, 0x66616374,start_offset+0xc,0, &chunk_offset,&chunk_size)) /* find "fact" */
|
|
|
|
goto fail;
|
|
|
|
if (chunk_size == 0x8) {
|
|
|
|
fact_skip_samples = read_32bitLE(chunk_offset+0x4, streamFile);
|
|
|
|
} else if (chunk_size == 0xc) {
|
|
|
|
fact_skip_samples = read_32bitLE(chunk_offset+0x8, streamFile);
|
2017-01-14 23:00:19 +01:00
|
|
|
}
|
2017-12-06 12:15:27 +01:00
|
|
|
ffmpeg_set_skip_samples(ffmpeg_data, fact_skip_samples);
|
2017-01-14 23:00:19 +01:00
|
|
|
}
|
2017-12-06 12:15:27 +01:00
|
|
|
/* SCD loop/sample values are relative (without skip samples) vs RIFF (with skip samples), no need to adjust */
|
2017-01-14 23:00:19 +01:00
|
|
|
|
2017-12-06 12:15:27 +01:00
|
|
|
break;
|
|
|
|
}
|
2016-07-17 08:02:27 +02:00
|
|
|
#endif
|
2017-12-06 12:15:27 +01:00
|
|
|
|
2018-01-10 20:31:57 +01:00
|
|
|
case -1: /* used for dummy entries */
|
2010-09-11 01:56:39 +02:00
|
|
|
default:
|
2018-01-10 20:31:57 +01:00
|
|
|
VGM_LOG("SCD: unknown codec 0x%x\n", codec);
|
2010-09-11 01:56:39 +02:00
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2017-03-09 20:56:26 +01:00
|
|
|
if ( !vgmstream_open_stream(vgmstream, streamFile, start_offset) )
|
|
|
|
goto fail;
|
2010-09-11 01:56:39 +02:00
|
|
|
|
|
|
|
return vgmstream;
|
|
|
|
|
|
|
|
fail:
|
2017-03-09 20:56:26 +01:00
|
|
|
close_vgmstream(vgmstream);
|
2010-09-11 01:56:39 +02:00
|
|
|
return NULL;
|
|
|
|
}
|
2012-08-24 19:36:40 +02:00
|
|
|
|
2017-01-03 19:03:08 +01:00
|
|
|
|
2017-05-12 19:25:20 +02:00
|
|
|
#ifdef VGM_USE_VORBIS
|
2017-01-03 19:03:08 +01:00
|
|
|
static void scd_ogg_decrypt_v2_callback(void *ptr, size_t size, size_t nmemb, void *datasource, int bytes_read) {
|
|
|
|
ogg_vorbis_streamfile * ov_streamfile = (ogg_vorbis_streamfile*)datasource;
|
|
|
|
|
|
|
|
/* header is XOR'd with a constant byte */
|
|
|
|
if (ov_streamfile->offset < ov_streamfile->scd_xor_length) {
|
|
|
|
int i, num_crypt;
|
|
|
|
|
|
|
|
num_crypt = ov_streamfile->scd_xor_length - ov_streamfile->offset;
|
|
|
|
if (num_crypt > bytes_read)
|
|
|
|
num_crypt = bytes_read;
|
|
|
|
|
|
|
|
for (i = 0; i < num_crypt; i++) {
|
|
|
|
((uint8_t*)ptr)[i] ^= (uint8_t)ov_streamfile->scd_xor;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void scd_ogg_decrypt_v3_callback(void *ptr, size_t size, size_t nmemb, void *datasource, int bytes_read) {
|
2017-09-17 03:35:03 +02:00
|
|
|
/* V3 decryption table found in the .exe */
|
|
|
|
static const uint8_t scd_ogg_v3_lookuptable[256] = { /* FF XIV Heavensward */
|
|
|
|
0x3A, 0x32, 0x32, 0x32, 0x03, 0x7E, 0x12, 0xF7, 0xB2, 0xE2, 0xA2, 0x67, 0x32, 0x32, 0x22, 0x32, // 00-0F
|
|
|
|
0x32, 0x52, 0x16, 0x1B, 0x3C, 0xA1, 0x54, 0x7B, 0x1B, 0x97, 0xA6, 0x93, 0x1A, 0x4B, 0xAA, 0xA6, // 10-1F
|
|
|
|
0x7A, 0x7B, 0x1B, 0x97, 0xA6, 0xF7, 0x02, 0xBB, 0xAA, 0xA6, 0xBB, 0xF7, 0x2A, 0x51, 0xBE, 0x03, // 20-2F
|
|
|
|
0xF4, 0x2A, 0x51, 0xBE, 0x03, 0xF4, 0x2A, 0x51, 0xBE, 0x12, 0x06, 0x56, 0x27, 0x32, 0x32, 0x36, // 30-3F
|
|
|
|
0x32, 0xB2, 0x1A, 0x3B, 0xBC, 0x91, 0xD4, 0x7B, 0x58, 0xFC, 0x0B, 0x55, 0x2A, 0x15, 0xBC, 0x40, // 40-4F
|
|
|
|
0x92, 0x0B, 0x5B, 0x7C, 0x0A, 0x95, 0x12, 0x35, 0xB8, 0x63, 0xD2, 0x0B, 0x3B, 0xF0, 0xC7, 0x14, // 50-5F
|
|
|
|
0x51, 0x5C, 0x94, 0x86, 0x94, 0x59, 0x5C, 0xFC, 0x1B, 0x17, 0x3A, 0x3F, 0x6B, 0x37, 0x32, 0x32, // 60-6F
|
|
|
|
0x30, 0x32, 0x72, 0x7A, 0x13, 0xB7, 0x26, 0x60, 0x7A, 0x13, 0xB7, 0x26, 0x50, 0xBA, 0x13, 0xB4, // 70-7F
|
|
|
|
0x2A, 0x50, 0xBA, 0x13, 0xB5, 0x2E, 0x40, 0xFA, 0x13, 0x95, 0xAE, 0x40, 0x38, 0x18, 0x9A, 0x92, // 80-8F
|
|
|
|
0xB0, 0x38, 0x00, 0xFA, 0x12, 0xB1, 0x7E, 0x00, 0xDB, 0x96, 0xA1, 0x7C, 0x08, 0xDB, 0x9A, 0x91, // 90-9F
|
|
|
|
0xBC, 0x08, 0xD8, 0x1A, 0x86, 0xE2, 0x70, 0x39, 0x1F, 0x86, 0xE0, 0x78, 0x7E, 0x03, 0xE7, 0x64, // A0-AF
|
|
|
|
0x51, 0x9C, 0x8F, 0x34, 0x6F, 0x4E, 0x41, 0xFC, 0x0B, 0xD5, 0xAE, 0x41, 0xFC, 0x0B, 0xD5, 0xAE, // B0-BF
|
|
|
|
0x41, 0xFC, 0x3B, 0x70, 0x71, 0x64, 0x33, 0x32, 0x12, 0x32, 0x32, 0x36, 0x70, 0x34, 0x2B, 0x56, // C0-CF
|
|
|
|
0x22, 0x70, 0x3A, 0x13, 0xB7, 0x26, 0x60, 0xBA, 0x1B, 0x94, 0xAA, 0x40, 0x38, 0x00, 0xFA, 0xB2, // D0-DF
|
|
|
|
0xE2, 0xA2, 0x67, 0x32, 0x32, 0x12, 0x32, 0xB2, 0x32, 0x32, 0x32, 0x32, 0x75, 0xA3, 0x26, 0x7B, // E0-EF
|
|
|
|
0x83, 0x26, 0xF9, 0x83, 0x2E, 0xFF, 0xE3, 0x16, 0x7D, 0xC0, 0x1E, 0x63, 0x21, 0x07, 0xE3, 0x01, // F0-FF
|
|
|
|
};
|
2017-01-03 19:03:08 +01:00
|
|
|
ogg_vorbis_streamfile *ov_streamfile = (ogg_vorbis_streamfile*)datasource;
|
|
|
|
|
|
|
|
/* file is XOR'd with a table (algorithm and table by Ioncannon) */
|
|
|
|
if (ov_streamfile->offset < ov_streamfile->scd_xor_length) {
|
|
|
|
int i, num_crypt;
|
|
|
|
uint8_t byte1, byte2, xorByte;
|
|
|
|
|
|
|
|
num_crypt = bytes_read;
|
|
|
|
byte1 = ov_streamfile->scd_xor & 0x7F;
|
|
|
|
byte2 = ov_streamfile->scd_xor & 0x3F;
|
|
|
|
|
|
|
|
for (i = 0; i < num_crypt; i++) {
|
|
|
|
xorByte = scd_ogg_v3_lookuptable[(byte2 + ov_streamfile->offset + i) & 0xFF];
|
|
|
|
xorByte &= 0xFF;
|
|
|
|
xorByte ^= ((uint8_t*)ptr)[i];
|
|
|
|
xorByte ^= byte1;
|
|
|
|
((uint8_t*)ptr)[i] = (uint8_t)xorByte;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2017-05-12 19:25:20 +02:00
|
|
|
#endif
|