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Merge pull request #1050 from bnnm/stdio-mc

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- Improve STDIO for TXTP that open many small files
- Add encrypted .mus from Minecraft v1.6.1<
- Add .wav with MP3 [Bear's Imagine That! (PC)]
- sgxd/rxws: improve companion file handling
This commit is contained in:
bnnm 2022-01-08 21:09:44 +01:00 committed by GitHub
commit 755dc01e7c
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11 changed files with 368 additions and 161 deletions
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4
cli/vgmstream_cli.c
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@ -694,6 +694,8 @@ static int convert_file(cli_config* cfg) {
if (!valid) goto fail; if (!valid) goto fail;
} }
vgmstream_set_log_stdout(VGM_LOG_LEVEL_ALL);
/* open streamfile and pass subsong */ /* open streamfile and pass subsong */
{ {
STREAMFILE* sf = open_stdio_streamfile(cfg->infilename); STREAMFILE* sf = open_stdio_streamfile(cfg->infilename);
@ -702,8 +704,6 @@ static int convert_file(cli_config* cfg) {
goto fail; goto fail;
} }
vgmstream_set_log_stdout(VGM_LOG_LEVEL_ALL);
sf->stream_index = cfg->subsong_index; sf->stream_index = cfg->subsong_index;
vgmstream = init_vgmstream_from_STREAMFILE(sf); vgmstream = init_vgmstream_from_STREAMFILE(sf);
close_streamfile(sf); close_streamfile(sf);

3
fb2k/foo_streamfile.cpp
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@ -278,6 +278,9 @@ static STREAMFILE* open_foo_streamfile_buffer_by_file(service_ptr_t<file> m_file
else else
this_sf->file_size = 0; this_sf->file_size = 0;
/* STDIO has an optimization to close unneeded FDs if file size is less than buffer,
* but seems foobar doesn't need this (reuses FDs?) */
return &this_sf->vt; return &this_sf->vt;
fail: fail:

1
src/libvgmstream.vcxproj
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@ -116,6 +116,7 @@
<ClInclude Include="meta\ea_eaac_opus_streamfile.h" /> <ClInclude Include="meta\ea_eaac_opus_streamfile.h" />
<ClInclude Include="meta\ea_schl_streamfile.h" /> <ClInclude Include="meta\ea_schl_streamfile.h" />
<ClInclude Include="meta\encrypted_bgm_streamfile.h" /> <ClInclude Include="meta\encrypted_bgm_streamfile.h" />
<ClInclude Include="meta\encrypted_mc161_streamfile.h" />
<ClInclude Include="meta\fsb_encrypted_streamfile.h" /> <ClInclude Include="meta\fsb_encrypted_streamfile.h" />
<ClInclude Include="meta\fsb_interleave_streamfile.h" /> <ClInclude Include="meta\fsb_interleave_streamfile.h" />
<ClInclude Include="meta\fsb5_streamfile.h" /> <ClInclude Include="meta\fsb5_streamfile.h" />

3
src/libvgmstream.vcxproj.filters
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@ -308,6 +308,9 @@
<ClInclude Include="meta\encrypted_bgm_streamfile.h"> <ClInclude Include="meta\encrypted_bgm_streamfile.h">
<Filter>Header Files</Filter> <Filter>Header Files</Filter>
</ClInclude> </ClInclude>
<ClInclude Include="meta\encrypted_mc161_streamfile.h">
<Filter>Header Files</Filter>
</ClInclude>
<ClInclude Include="util\chunks.h"> <ClInclude Include="util\chunks.h">
<Filter>Header Files</Filter> <Filter>Header Files</Filter>
</ClInclude> </ClInclude>

26
src/meta/encrypted.c
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@ -2,6 +2,7 @@
#include "../coding/coding.h" #include "../coding/coding.h"
#include "ogg_vorbis_streamfile.h" #include "ogg_vorbis_streamfile.h"
#include "encrypted_bgm_streamfile.h" #include "encrypted_bgm_streamfile.h"
#include "encrypted_mc161_streamfile.h"
//todo fuse ogg encryptions and use generic names //todo fuse ogg encryptions and use generic names
@ -158,7 +159,7 @@ static VGMSTREAM* init_vgmstream_encrypted_rpgmvo_riff(STREAMFILE* sf) {
e.new_sf = setup_subfile_streamfile(e.temp_sf, 0x10, riff_size, "wav"); e.new_sf = setup_subfile_streamfile(e.temp_sf, 0x10, riff_size, "wav");
if (!e.new_sf) goto fail; if (!e.new_sf) goto fail;
dump_streamfile(e.new_sf, 0);
e.vgmstream = init_vgmstream_riff(e.new_sf); e.vgmstream = init_vgmstream_riff(e.new_sf);
close_streamfile(e.temp_sf); close_streamfile(e.temp_sf);
close_streamfile(e.new_sf); close_streamfile(e.new_sf);
@ -171,6 +172,26 @@ fail:
} }
/* Minecraft (PC) before v1.6.1 (Java version) */
static VGMSTREAM* init_vgmstream_encrypted_mc161(STREAMFILE* sf) {
encrypted_t e = {0};
if (!check_extensions(sf,"mus"))
goto fail;
/* all files use a different key so just fail on meta init */
e.temp_sf = setup_mc161_streamfile(sf);
if (!e.temp_sf) goto fail;
e.vgmstream = init_vgmstream_ogg_vorbis(e.temp_sf);
close_streamfile(e.temp_sf);
return e.vgmstream;
fail:
return NULL;
}
/* parser for various encrypted games */ /* parser for various encrypted games */
VGMSTREAM* init_vgmstream_encrypted(STREAMFILE* sf) { VGMSTREAM* init_vgmstream_encrypted(STREAMFILE* sf) {
VGMSTREAM* v = NULL; VGMSTREAM* v = NULL;
@ -187,5 +208,8 @@ VGMSTREAM* init_vgmstream_encrypted(STREAMFILE* sf) {
v = init_vgmstream_encrypted_rpgmvo_riff(sf); v = init_vgmstream_encrypted_rpgmvo_riff(sf);
if (v) return v; if (v) return v;
v = init_vgmstream_encrypted_mc161(sf);
if (v) return v;
return NULL; return NULL;
} }

101
src/meta/encrypted_mc161_streamfile.h Normal file
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@ -0,0 +1,101 @@
#ifndef _MC161_STREAMFILE_H_
#define _MC161_STREAMFILE_H_
#include "../streamfile.h"
typedef struct {
int32_t base_key;
int32_t curr_key;
uint32_t curr_offset;
} mc161_io_data;
static void decrypt_chunk(uint8_t* buf, int buf_size, mc161_io_data* data) {
int i;
int32_t hash = data->curr_key;
for (i = 0; i < buf_size; i++) {
buf[i] = (uint8_t)(buf[i] ^ ((hash >> 8) & 0xFF));
hash = (int32_t)(hash * 498729871) + (85731 * (int8_t)buf[i]); /* signed */
}
data->curr_key = hash;
data->curr_offset += buf_size;
}
static void update_key(STREAMFILE* sf, off_t offset, mc161_io_data* data) {
uint8_t buf[0x800];
size_t bytes;
size_t to_skip;
if (offset < data->curr_offset || offset == 0x00) {
data->curr_key = data->base_key;
data->curr_offset = 0x00;
to_skip = offset;
}
else {
to_skip = offset - data->curr_offset;
}
/* update key by reading and decrypt all data between current offset + last known key to requested offset */
while (to_skip > 0) {
size_t read_size = sizeof(buf);
if (read_size > to_skip)
read_size = to_skip;
bytes = read_streamfile(buf, data->curr_offset, read_size, sf);
if (!bytes) /* ??? */
break;
decrypt_chunk(buf, bytes, data); /* updates curr_offset and key */
to_skip -= bytes;
}
}
/* XOR depends on decrypted data, meanings having to decrypt linearly to reach some offset. */
static size_t mc161_io_read(STREAMFILE* sf, uint8_t* dest, off_t offset, size_t length, mc161_io_data* data) {
size_t bytes;
/* read and decrypt unneded data */
update_key(sf, offset, data);
/* read and decrypt current data */
bytes = read_streamfile(dest, offset, length, sf);
decrypt_chunk(dest, bytes, data);
return bytes;
}
/* String.hashCode() should be equivalent to this on Windows (though implementation-defined), note Java has no unsigned */
static int32_t mc161_get_java_hashcode(STREAMFILE* sf) {
char filename[1024];
int i = 0;
int32_t hash = 0;
get_streamfile_filename(sf, filename, sizeof(filename));
while (filename[i] != '\0') {
hash = 31 * hash + (uint8_t)filename[i];
i++;
}
return hash;
}
/* decrypts Minecraft old streams (some info from: https://github.com/ata4/muscode) */
static STREAMFILE* setup_mc161_streamfile(STREAMFILE* sf) {
STREAMFILE* new_sf = NULL;
mc161_io_data io_data = {0};
io_data.base_key = mc161_get_java_hashcode(sf);
io_data.curr_key = io_data.base_key;
io_data.curr_offset = 0x00;
new_sf = open_wrap_streamfile(sf);
new_sf = open_io_streamfile_f(new_sf, &io_data, sizeof(mc161_io_data), mc161_io_read, NULL);
new_sf = open_fakename_streamfile_f(new_sf, NULL, "ogg");
return new_sf;
}
#endif /* _MC161_STREAMFILE_H_ */

61
src/meta/riff.c
View File

@ -103,21 +103,21 @@ static int read_fmt(int big_endian, STREAMFILE* sf, off_t offset, riff_fmt_chunk
fmt->size = read_u32(offset+0x04,sf); fmt->size = read_u32(offset+0x04,sf);
/* WAVEFORMAT */ /* WAVEFORMAT */
fmt->codec = read_u16(offset+0x08,sf); fmt->codec = read_u16(offset+0x08+0x00,sf);
fmt->channels = read_u16(offset+0x0a,sf); fmt->channels = read_u16(offset+0x08+0x02,sf);
fmt->sample_rate = read_u32(offset+0x0c,sf); fmt->sample_rate = read_u32(offset+0x08+0x04,sf);
//fmt->avg_bps = read_u32(offset+0x10,sf); //fmt->avg_bps = read_u32(offset+0x08+0x08,sf);
fmt->block_size = read_u16(offset+0x14,sf); fmt->block_size = read_u16(offset+0x08+0x0c,sf);
fmt->bps = read_u16(offset+0x16,sf); fmt->bps = read_u16(offset+0x08+0x0e,sf);
/* WAVEFORMATEX */ /* WAVEFORMATEX */
if (fmt->size >= 0x10) { if (fmt->size >= 0x10) {
fmt->extra_size = read_u16(offset+0x18,sf); fmt->extra_size = read_u16(offset+0x08+0x10,sf);
/* 0x1a+ depends on codec (ex. coef table for MSADPCM, samples_per_frame in MS-IMA, etc) */ /* 0x1a+ depends on codec (ex. coef table for MSADPCM, samples_per_frame in MS-IMA, etc) */
} }
/* WAVEFORMATEXTENSIBLE */ /* WAVEFORMATEXTENSIBLE */
if (fmt->codec == 0xFFFE && fmt->extra_size >= 0x16) { if (fmt->codec == 0xFFFE && fmt->extra_size >= 0x16) {
//fmt->extra_samples = read_u16(offset+0x1a,sf); /* valid_bits_per_sample or samples_per_block */ //fmt->extra_samples = read_u16(offset+0x08+0x12,sf); /* valid_bits_per_sample or samples_per_block */
fmt->channel_layout = read_u32(offset+0x1c,sf); fmt->channel_layout = read_u32(offset+0x08+0x14,sf);
/* 0x10 guid at 0x20 */ /* 0x10 guid at 0x20 */
/* happens in various .at3/at9, may be a bug in their encoder b/c MS's defs set mono as FC */ /* happens in various .at3/at9, may be a bug in their encoder b/c MS's defs set mono as FC */
@ -135,7 +135,7 @@ static int read_fmt(int big_endian, STREAMFILE* sf, off_t offset, riff_fmt_chunk
goto fail; goto fail;
switch (fmt->codec) { switch (fmt->codec) {
case 0x00: /* Yamaha AICA ADPCM [Headhunter (DC), Bomber hehhe (DC), Rayman 2 (DC)] (unofficial) */ case 0x0000: /* Yamaha AICA ADPCM [Headhunter (DC), Bomber hehhe (DC), Rayman 2 (DC)] (unofficial) */
if (fmt->bps != 4) goto fail; if (fmt->bps != 4) goto fail;
if (fmt->block_size != 0x02*fmt->channels && if (fmt->block_size != 0x02*fmt->channels &&
fmt->block_size != 0x01*fmt->channels) goto fail; fmt->block_size != 0x01*fmt->channels) goto fail;
@ -143,7 +143,7 @@ static int read_fmt(int big_endian, STREAMFILE* sf, off_t offset, riff_fmt_chunk
fmt->interleave = 0x01; fmt->interleave = 0x01;
break; break;
case 0x01: /* PCM */ case 0x0001: /* PCM */
switch (fmt->bps) { switch (fmt->bps) {
case 24: /* Omori (PC) */ case 24: /* Omori (PC) */
fmt->coding_type = coding_PCM24LE; fmt->coding_type = coding_PCM24LE;
@ -160,7 +160,7 @@ static int read_fmt(int big_endian, STREAMFILE* sf, off_t offset, riff_fmt_chunk
fmt->interleave = fmt->block_size / fmt->channels; fmt->interleave = fmt->block_size / fmt->channels;
break; break;
case 0x02: /* MSADPCM */ case 0x0002: /* MSADPCM */
if (fmt->bps == 4) { if (fmt->bps == 4) {
fmt->coding_type = coding_MSADPCM; fmt->coding_type = coding_MSADPCM;
if (!msadpcm_check_coefs(sf, fmt->offset + 0x08 + 0x14)) if (!msadpcm_check_coefs(sf, fmt->offset + 0x08 + 0x14))
@ -174,19 +174,29 @@ static int read_fmt(int big_endian, STREAMFILE* sf, off_t offset, riff_fmt_chunk
} }
break; break;
case 0x11: /* MS-IMA ADPCM [Layton Brothers: Mystery Room (iOS/Android)] */ case 0x0011: /* MS-IMA ADPCM [Layton Brothers: Mystery Room (iOS/Android)] */
if (fmt->bps != 4) goto fail; if (fmt->bps != 4) goto fail;
fmt->coding_type = coding_MS_IMA; fmt->coding_type = coding_MS_IMA;
break; break;
case 0x20: /* Yamaha AICA ADPCM [Takuyo/Dynamix/etc DC games] */ case 0x0020: /* Yamaha AICA ADPCM [Takuyo/Dynamix/etc DC games] (official-ish) */
if (fmt->bps != 4) goto fail; if (fmt->bps != 4) goto fail;
fmt->coding_type = coding_AICA; fmt->coding_type = coding_AICA;
/* official RIFF spec has 0x20 as 'Yamaha ADPCM', but data is probably not pure AICA /* official RIFF spec has 0x20 as 'Yamaha ADPCM', but data is probably not pure AICA
* (maybe with headered frames and would need extra detection?) */ * (maybe with headered frames and would need extra detection?) */
break; break;
case 0x69: /* XBOX IMA ADPCM [Dynasty Warriors 5 (Xbox)] */ #ifdef VGM_USE_MPEG
case 0x0055: /* MP3 [Bear in the Big Blue House: Bear's Imagine That! (PC)] (official) */
fmt->coding_type = coding_MPEG_custom;
/* some oddities, unsure if part of standard:
* - block size is 1 (in mono)
* - bps is 16
* - extra size 0x0c, has channels? and (possibly) approx frame size */
break;
#endif
case 0x0069: /* XBOX IMA ADPCM [Dynasty Warriors 5 (Xbox)] */
if (fmt->bps != 4) goto fail; if (fmt->bps != 4) goto fail;
fmt->coding_type = coding_XBOX_IMA; fmt->coding_type = coding_XBOX_IMA;
break; break;
@ -671,7 +681,11 @@ VGMSTREAM* init_vgmstream_riff(STREAMFILE* sf) {
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
vgmstream->interleave_block_size = fmt.block_size; vgmstream->interleave_block_size = fmt.block_size;
break; break;
#ifdef VGM_USE_MPEG
case coding_MPEG_custom:
vgmstream->layout_type = layout_none;
break;
#endif
case coding_MSADPCM: case coding_MSADPCM:
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
vgmstream->frame_size = fmt.block_size; vgmstream->frame_size = fmt.block_size;
@ -814,6 +828,21 @@ VGMSTREAM* init_vgmstream_riff(STREAMFILE* sf) {
} }
#endif #endif
#ifdef VGM_USE_MPEG
case coding_MPEG_custom: {
mpeg_custom_config cfg = {0};
vgmstream->codec_data = init_mpeg_custom(sf, start_offset, &vgmstream->coding_type, fmt.channels, MPEG_STANDARD, &cfg);
if (!vgmstream->codec_data) goto fail;
/* should provide "fact" but it's optional (some game files don't include it) */
if (!fact_sample_count)
fact_sample_count = mpeg_get_samples(sf, start_offset, data_size);
vgmstream->num_samples = fact_sample_count;
}
break;
#endif
default: default:
goto fail; goto fail;
} }

124
src/meta/rxws.c
View File

@ -2,54 +2,56 @@
#include "../util.h" #include "../util.h"
#include "../coding/coding.h" #include "../coding/coding.h"
/* RXWS - from Sony SCEI PS2 games (Okage: Shadow King, Genji, Bokura no Kazoku) */ /* RXWS - from Sony SCEI games [Okage: Shadow King (PS2), Genji (PS2), Bokura no Kazoku (PS2))] */
VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) { VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL; VGMSTREAM* vgmstream = NULL;
STREAMFILE* sh = NULL; STREAMFILE* sf_head = NULL;
STREAMFILE* sf_body = NULL;
off_t start_offset, chunk_offset, name_offset = 0; off_t start_offset, chunk_offset, name_offset = 0;
size_t stream_size, chunk_size; size_t stream_size, chunk_size;
int loop_flag = 0, channels, is_separate = 0, type, sample_rate; int loop_flag = 0, channels, is_xwh = 0, type, sample_rate;
int32_t num_samples, loop_start; int32_t num_samples, loop_start;
int total_subsongs, target_subsong = sf->stream_index; int total_subsongs, target_subsong = sf->stream_index;
/* for plugins that start with .xwb */
if (check_extensions(sf,"xwb")) {
/* extra check to reject Microsoft's XWB faster */
if (is_id32be(0x00,sf,"WBND") || is_id32be(0x00,sf,"DNBW")) /* LE/BE */
goto fail;
sf_head = open_streamfile_by_ext(sf, "xwh");
if (!sf_head) goto fail;
}
else {
sf_head = sf;
}
if (!is_id32be(0x00,sf_head,"RXWS"))
goto fail;
/* checks */ /* checks */
/* .xws: header and data /* .xws: header and data
* .xwh+xwb: header + data (.bin+dat are also found in Wild Arms 4/5) */ * .xwh+xwb: header + data (.bin+dat are also found in Wild Arms 4/5) */
if (!check_extensions(sf,"xws,xwb")) if (!check_extensions(sf,"xws,xwb"))
goto fail; goto fail;
is_separate = check_extensions(sf,"xwb");
/* xwh+xwb: use xwh as header; otherwise use the current file */
if (is_separate) {
/* extra check to reject Microsoft's XWB faster */
if (is_id32be(0x00,sf,"WBND") || /* (LE) */
is_id32be(0x00,sf,"DNBW")) /* (BE) */
goto fail;
sh = open_streamfile_by_ext(sf, "xwh");
if (!sh) goto fail;
} else {
sh = sf;
}
if (!is_id32be(0x00,sh,"RXWS"))
goto fail;
/* file size (just the .xwh/xws) */ /* file size (just the .xwh/xws) */
if (read_u32le(0x04,sh) + 0x10 != get_streamfile_size(sh)) if (read_u32le(0x04,sf_head) + 0x10 != get_streamfile_size(sf_head))
goto fail; goto fail;
/* 0x08: version (0x100/0x200) /* 0x08: version (0x100/0x200)
* 0x0C: null */ * 0x0C: null */
/* typical chunks: FORM, FTXT, MARK, BODY (for .xws) */ /* typical chunks: FORM, FTXT, MARK, BODY (for .xws) */
if (!is_id32be(0x10,sh,"FORM")) /* main header (always first) */ if (!is_id32be(0x10,sf_head,"FORM")) /* main header (always first) */
goto fail; goto fail;
chunk_size = read_u32le(0x10+0x04,sh); /* size - 0x10 */ chunk_size = read_u32le(0x10+0x04,sf_head); /* size - 0x10 */
/* 0x08 version (0x100), 0x0c: null */ /* 0x08 version (0x100), 0x0c: null */
chunk_offset = 0x20; chunk_offset = 0x20;
/* check multi-streams */ /* check multi-streams */
total_subsongs = read_s32le(chunk_offset+0x00,sh); total_subsongs = read_s32le(chunk_offset+0x00,sf_head);
if (target_subsong == 0) target_subsong = 1; if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail; if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
@ -57,60 +59,72 @@ VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) {
/* read stream header */ /* read stream header */
{ {
off_t header_offset = chunk_offset + 0x4 + 0x1c * (target_subsong-1); /* position in FORM */ off_t header_offset = chunk_offset + 0x4 + 0x1c * (target_subsong-1); /* position in FORM */
off_t stream_offset, next_stream_offset, data_offset = 0; off_t stream_offset, next_stream_offset, body_offset;
type = read_u8(header_offset+0x00, sh); type = read_u8(header_offset+0x00, sf_head);
/* 0x01: unknown (always 0x1c) */ /* 0x01: unknown (always 0x1c) */
/* 0x02: flags? (usually 8002/0002, & 0x01 if looped) */ /* 0x02: flags? (usually 8002/0002, & 0x01 if looped) */
/* 0x04: vol/pan stuff? (0x00007F7F) */ /* 0x04: vol/pan stuff? (0x00007F7F) */
/* 0x08: null? */ /* 0x08: null? */
channels = read_u8(header_offset+0x09, sh); channels = read_u8(header_offset+0x09, sf_head);
sample_rate = read_u16le(header_offset+0x0a,sf_head);
/* 0x0c: null? */ /* 0x0c: null? */
sample_rate = read_u16le(header_offset+0x0a,sh); stream_offset = read_u32le(header_offset+0x10,sf_head);
stream_offset = read_u32le(header_offset+0x10,sh); num_samples = read_s32le(header_offset+0x14,sf_head);
num_samples = read_s32le(header_offset+0x14,sh); loop_start = read_s32le(header_offset+0x18,sf_head);
loop_start = read_s32le(header_offset+0x18,sh);
loop_flag = (loop_start >= 0); loop_flag = (loop_start >= 0);
/* find data start and size */ /* find body start and size (needed for stream_size) */
if (is_separate) { {
data_offset = 0x00; uint32_t current_chunk = 0x10;
}
else { body_offset = 0x00;
off_t current_chunk = 0x10; while (current_chunk < get_streamfile_size(sf_head)) {
/* note the extra 0x10 in chunk_size/offsets */ if (is_id32be(current_chunk,sf_head, "BODY")) {
while (current_chunk < get_streamfile_size(sf)) { body_offset = 0x10 + current_chunk;
if (is_id32be(current_chunk,sf, "BODY")) { is_xwh = 1;
data_offset = 0x10 + current_chunk;
break; break;
} }
current_chunk += 0x10 + read_u32le(current_chunk+4,sf); /* note the extra 0x10 in chunk_size/offsets */
current_chunk += 0x10 + read_u32le(current_chunk + 0x04,sf_head);
}
/* .xwh and .xws are only different in that the latter has BODY chunk (no flags/sizes) */
is_xwh = !body_offset;
/* for plugins that start with .xwh (and don't check extensions) */
if (is_xwh && sf == sf_head) {
sf_body = open_streamfile_by_ext(sf, "xwb");
if (!sf_body) goto fail;
}
else {
sf_body = sf;
} }
if (!data_offset) goto fail;
} }
if (target_subsong == total_subsongs) { if (target_subsong == total_subsongs) {
next_stream_offset = get_streamfile_size(is_separate ? sf : sh) - data_offset; uint32_t max_size = get_streamfile_size(sf_body);
next_stream_offset = max_size - body_offset;
} else { } else {
off_t next_header_offset = chunk_offset + 0x4 + 0x1c * (target_subsong); off_t next_header_offset = chunk_offset + 0x4 + 0x1c * (target_subsong);
next_stream_offset = read_u32le(next_header_offset+0x10,sh); next_stream_offset = read_u32le(next_header_offset+0x10, sf_head);
} }
stream_size = next_stream_offset - stream_offset; stream_size = next_stream_offset - stream_offset;
start_offset = data_offset + stream_offset; start_offset = body_offset + stream_offset;
} }
/* get stream name (always follows FORM) */ /* get stream name (always follows FORM) */
if (is_id32be(0x10+0x10 + chunk_size,sh, "FTXT")) { if (is_id32be(0x10+0x10 + chunk_size,sf_head, "FTXT")) {
chunk_offset = 0x10+0x10 + chunk_size + 0x10; chunk_offset = 0x10+0x10 + chunk_size + 0x10;
if (read_s32le(chunk_offset+0x00,sh) == total_subsongs) { if (read_s32le(chunk_offset+0x00,sf_head) == total_subsongs) {
name_offset = chunk_offset + read_u32le(chunk_offset+0x04 + (target_subsong-1)*0x04,sh); name_offset = chunk_offset + read_u32le(chunk_offset+0x04 + (target_subsong-1)*0x04,sf_head);
} }
} }
/* build the VGMSTREAM */ /* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channels,loop_flag); vgmstream = allocate_vgmstream(channels, loop_flag);
if (!vgmstream) goto fail; if (!vgmstream) goto fail;
vgmstream->meta_type = meta_RXWS; vgmstream->meta_type = meta_RXWS;
@ -118,7 +132,7 @@ VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) {
vgmstream->num_streams = total_subsongs; vgmstream->num_streams = total_subsongs;
vgmstream->stream_size = stream_size; vgmstream->stream_size = stream_size;
if (name_offset) if (name_offset)
read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset,sh); read_string(vgmstream->stream_name,STREAM_NAME_SIZE, name_offset, sf_head);
switch (type) { switch (type) {
case 0x00: /* PS-ADPCM */ case 0x00: /* PS-ADPCM */
@ -149,7 +163,7 @@ VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) {
encoder_delay = 1024 + 69*2; /* observed default */ encoder_delay = 1024 + 69*2; /* observed default */
vgmstream->num_samples = num_samples - encoder_delay; vgmstream->num_samples = num_samples - encoder_delay;
vgmstream->codec_data = init_ffmpeg_atrac3_raw(sf, start_offset,stream_size, vgmstream->num_samples,vgmstream->channels,vgmstream->sample_rate, block_align, encoder_delay); vgmstream->codec_data = init_ffmpeg_atrac3_raw(sf_body, start_offset,stream_size, vgmstream->num_samples,vgmstream->channels,vgmstream->sample_rate, block_align, encoder_delay);
if (!vgmstream->codec_data) goto fail; if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg; vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
@ -164,14 +178,16 @@ VGMSTREAM* init_vgmstream_rxws(STREAMFILE* sf) {
} }
/* open the file for reading */ /* open the file for reading */
if (!vgmstream_open_stream(vgmstream, sf, start_offset)) if (!vgmstream_open_stream(vgmstream, sf_body, start_offset))
goto fail; goto fail;
if (is_separate && sh) close_streamfile(sh); if (sf != sf_head) close_streamfile(sf_head);
if (sf != sf_body) close_streamfile(sf_body);
return vgmstream; return vgmstream;
fail: fail:
if (is_separate && sh) close_streamfile(sh); if (sf != sf_head) close_streamfile(sf_head);
if (sf != sf_body) close_streamfile(sf_body);
close_vgmstream(vgmstream); close_vgmstream(vgmstream);
return NULL; return NULL;
} }

135
src/meta/sgxd.c
View File

@ -6,93 +6,123 @@
VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) { VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL; VGMSTREAM* vgmstream = NULL;
STREAMFILE* sf_head = NULL; STREAMFILE* sf_head = NULL;
STREAMFILE* sf_body = NULL;
off_t start_offset, data_offset, chunk_offset, name_offset = 0; off_t start_offset, data_offset, chunk_offset, name_offset = 0;
size_t stream_size; size_t stream_size;
uint32_t base1_offset, base2_offset, base3_offset;
int is_sgx, is_sgb = 0; int is_sgx, is_sgd = 0;
int loop_flag, channels, codec; int loop_flag, channels, codec, sample_rate;
int sample_rate, num_samples, loop_start_sample, loop_end_sample; int32_t num_samples, loop_start_sample, loop_end_sample;
int total_subsongs, target_subsong = sf->stream_index; int total_subsongs, target_subsong = sf->stream_index;
/* check extension, case insensitive */ /* for plugins that start with .sgb */
/* .sgx: header+data (Genji), .sgd: header+data, .sgh/sgd: header/data */ if (check_extensions(sf,"sgb")) {
if (!check_extensions(sf,"sgx,sgd,sgb"))
goto fail;
is_sgx = check_extensions(sf,"sgx");
is_sgb = check_extensions(sf,"sgb");
/* SGB+SGH: use SGH as header; otherwise use the current file as header */
if (is_sgb) {
sf_head = open_streamfile_by_ext(sf, "sgh"); sf_head = open_streamfile_by_ext(sf, "sgh");
if (!sf_head) goto fail; if (!sf_head) goto fail;
} else { }
else {
sf_head = sf; sf_head = sf;
} }
if (!is_id32be(0x00,sf_head, "SGXD"))
/* SGXD base (size 0x10) */
if (read_32bitBE(0x00,sf_head) != 0x53475844) /* "SGXD" */
goto fail; goto fail;
/* 0x04 SGX: full header_size; SGD/SGH: unknown header_size (counting from 0x0/0x8/0x10, varies) */
/* 0x08 SGX: first chunk offset? (0x10); SGD/SGH: full header_size */ /* checks */
/* 0x0c SGX/SGH: full data size with padding; SGD: full data size + 0x80000000 with padding */ /* .sgx: header+data (Genji)
if (is_sgb) { * .sgd: header+data (common)
data_offset = 0x00; * .sgh+sgd: header+data */
} else if ( is_sgx ) { if (!check_extensions(sf,"sgx,sgd,sgb"))
data_offset = read_32bitLE(0x04,sf_head); goto fail;
/* SGXD base (size 0x10), always LE even on PS3 */
/* 0x04: SGX = full header size
SGD/SGH = bank name offset (part of NAME table, usually same as filename) */
/* 0x08: SGX = first chunk offset? (0x10)
SGD/SGH = full header size */
/* 0x0c: SGX/SGH = full data size with padding /
SGD = full data size ^ (1<<31) with padding */
base1_offset = read_u32le(0x04, sf_head);
base2_offset = read_u32le(0x08, sf_head);
base3_offset = read_u32le(0x0c, sf_head);
is_sgx = base2_offset == 0x10; /* fixed size */
is_sgd = base3_offset & (1 << 31); /* flag */
/* Ogg SGXD don't have flag (probably due to codec hijack, or should be split), allow since it's not so obvious */
if (!(is_sgx || is_sgd) && get_streamfile_size(sf_head) != base2_offset) /* sgh but wrong header size must be sgd */
is_sgd = 1;
/* for plugins that start with .sgh (and don't check extensions) */
if (!(is_sgx || is_sgd) && sf == sf_head) {
sf_body = open_streamfile_by_ext(sf, "sgb");
if (!sf_body) goto fail;
}
else {
sf_body = sf;
}
if (is_sgx) {
data_offset = base1_offset;
} else if (is_sgd) {
data_offset = base2_offset;
} else { } else {
data_offset = read_32bitLE(0x08,sf_head); data_offset = 0x00;
} }
/* typical chunks: WAVE, RGND, NAME (strings for WAVE or RGND), SEQD (related to SFX), WSUR, WMKR, BUSS */ /* typical chunks: WAVE, RGND, NAME (strings for WAVE or RGND), SEQD (related to SFX), WSUR, WMKR, BUSS */
/* WAVE chunk (size 0x10 + files * 0x38 + optional padding) */ /* WAVE chunk (size 0x10 + files * 0x38 + optional padding) */
if (is_sgx) { /* position after chunk+size */ if (is_sgx) { /* position after chunk+size */
if (read_32bitBE(0x10,sf_head) != 0x57415645) goto fail; /* "WAVE" */ if (!is_id32be(0x10,sf_head, "WAVE"))
goto fail;
chunk_offset = 0x18; chunk_offset = 0x18;
} else { } else {
if (!find_chunk_le(sf_head, 0x57415645,0x10,0, &chunk_offset,NULL)) goto fail; /* "WAVE" */ if (!find_chunk_le(sf_head, get_id32be("WAVE"),0x10,0, &chunk_offset, NULL))
goto fail;
} }
/* 0x04 SGX: unknown; SGD/SGH: chunk length, 0x08 null */ /* 0x04 SGX: unknown; SGD/SGH: chunk length, 0x08 null */
/* check multi-streams (usually only SE containers; Puppeteer) */ /* check multi-streams (usually only SE containers; Puppeteer) */
total_subsongs = read_32bitLE(chunk_offset+0x04,sf_head); total_subsongs = read_s32le(chunk_offset+0x04,sf_head);
if (target_subsong == 0) target_subsong = 1; if (target_subsong == 0) target_subsong = 1;
if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail; if (target_subsong < 0 || target_subsong > total_subsongs || total_subsongs < 1) goto fail;
/* read stream header */ /* read stream header */
{ {
off_t stream_offset; uint32_t stream_offset;
chunk_offset += 0x08 + 0x38 * (target_subsong-1); /* position in target header*/ chunk_offset += 0x08 + 0x38 * (target_subsong-1); /* position in target header*/
/* 0x00 ? (00/01/02) */ /* 0x00 ? (00/01/02) */
if (!is_sgx) /* meaning unknown in .sgx; offset 0 = not a stream (a RGND sample) */ if (!is_sgx) /* meaning unknown in .sgx; offset 0 = not a stream (a RGND sample) */
name_offset = read_32bitLE(chunk_offset+0x04,sf_head); name_offset = read_u32le(chunk_offset+0x04,sf_head);
codec = read_8bit(chunk_offset+0x08,sf_head); codec = read_u8(chunk_offset+0x08,sf_head);
channels = read_8bit(chunk_offset+0x09,sf_head); channels = read_u8(chunk_offset+0x09,sf_head);
/* 0x0a null */ /* 0x0a null */
sample_rate = read_32bitLE(chunk_offset+0x0c,sf_head); sample_rate = read_s32le(chunk_offset+0x0c,sf_head);
/* 0x10 info_type: meaning of the next value /* 0x10: info_type, meaning of the next value
* (00=null, 30/40=data size without padding (ADPCM, ATRAC3plus), 80/A0=block size (AC3) */ * (00=null, 30/40=data size without padding (ADPCM, ATRAC3plus), 80/A0=block size (AC3) */
/* 0x14 info_value (see above) */ /* 0x14: info_value (see above) */
/* 0x18 unknown (ex. 0x0008/0010/3307/CC02/etc)x2 */ /* 0x18: unknown (ex. 0x0008/0010/3307/CC02/etc)x2 */
/* 0x1c null */ /* 0x1c: null */
num_samples = read_32bitLE(chunk_offset+0x20,sf_head); num_samples = read_s32le(chunk_offset+0x20,sf_head);
loop_start_sample = read_32bitLE(chunk_offset+0x24,sf_head); loop_start_sample = read_s32le(chunk_offset+0x24,sf_head);
loop_end_sample = read_32bitLE(chunk_offset+0x28,sf_head); loop_end_sample = read_s32le(chunk_offset+0x28,sf_head);
stream_size = read_32bitLE(chunk_offset+0x2c,sf_head); /* stream size (without padding) / interleave (for type3) */ stream_size = read_u32le(chunk_offset+0x2c,sf_head); /* stream size (without padding) / interleave (for type3) */
if (is_sgx) { if (is_sgx) {
stream_offset = 0x0; stream_offset = 0x0;
} else{ } else{
stream_offset = read_32bitLE(chunk_offset+0x30,sf_head); stream_offset = read_u32le(chunk_offset+0x30,sf_head);
} }
/* 0x34 SGX: unknown; SGD/SGH: stream size (with padding) / interleave */ /* 0x34: SGX = unknown
* SGD/SGH = stream size (with padding) / interleave */
loop_flag = loop_start_sample!=0xffffffff && loop_end_sample!=0xffffffff; loop_flag = loop_start_sample != -1 && loop_end_sample != -1;
start_offset = data_offset + stream_offset; start_offset = data_offset + stream_offset;
} }
@ -121,7 +151,7 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
#ifdef VGM_USE_VORBIS #ifdef VGM_USE_VORBIS
case 0x02: /* Ogg Vorbis [Ni no Kuni: Wrath of the White Witch Remastered (PC)] (codec hijack?) */ case 0x02: /* Ogg Vorbis [Ni no Kuni: Wrath of the White Witch Remastered (PC)] (codec hijack?) */
vgmstream->codec_data = init_ogg_vorbis(sf, start_offset, stream_size, NULL); vgmstream->codec_data = init_ogg_vorbis(sf_body, start_offset, stream_size, NULL);
if (!vgmstream->codec_data) goto fail; if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_OGG_VORBIS; vgmstream->coding_type = coding_OGG_VORBIS;
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
@ -130,7 +160,7 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
case 0x03: /* PS-ADPCM [Genji (PS3), Ape Escape Move (PS3)]*/ case 0x03: /* PS-ADPCM [Genji (PS3), Ape Escape Move (PS3)]*/
vgmstream->coding_type = coding_PSX; vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = layout_interleave; vgmstream->layout_type = layout_interleave;
if (is_sgx || is_sgb) { if (!is_sgd) {
vgmstream->interleave_block_size = 0x10; vgmstream->interleave_block_size = 0x10;
} else { /* this only seems to happen with SFX */ } else { /* this only seems to happen with SFX */
vgmstream->interleave_block_size = stream_size; vgmstream->interleave_block_size = stream_size;
@ -143,7 +173,7 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
#ifdef VGM_USE_FFMPEG #ifdef VGM_USE_FFMPEG
case 0x04: { /* ATRAC3plus [Kurohyo 1/2 (PSP), BraveStory (PSP)] */ case 0x04: { /* ATRAC3plus [Kurohyo 1/2 (PSP), BraveStory (PSP)] */
vgmstream->codec_data = init_ffmpeg_atrac3_riff(sf, start_offset, NULL); vgmstream->codec_data = init_ffmpeg_atrac3_riff(sf_body, start_offset, NULL);
if (!vgmstream->codec_data) goto fail; if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg; vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
@ -163,7 +193,7 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
#ifdef VGM_USE_FFMPEG #ifdef VGM_USE_FFMPEG
case 0x06: { /* AC3 [Tokyo Jungle (PS3), Afrika (PS3)] */ case 0x06: { /* AC3 [Tokyo Jungle (PS3), Afrika (PS3)] */
vgmstream->codec_data = init_ffmpeg_offset(sf, start_offset, stream_size); vgmstream->codec_data = init_ffmpeg_offset(sf_body, start_offset, stream_size);
if (!vgmstream->codec_data) goto fail; if (!vgmstream->codec_data) goto fail;
vgmstream->coding_type = coding_FFmpeg; vgmstream->coding_type = coding_FFmpeg;
vgmstream->layout_type = layout_none; vgmstream->layout_type = layout_none;
@ -173,7 +203,6 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
ffmpeg_set_skip_samples(vgmstream->codec_data, 256); ffmpeg_set_skip_samples(vgmstream->codec_data, 256);
/* SGXD loop/sample values are relative (without skip samples), no need to adjust */ /* SGXD loop/sample values are relative (without skip samples), no need to adjust */
break; break;
} }
#endif #endif
@ -183,14 +212,16 @@ VGMSTREAM* init_vgmstream_sgxd(STREAMFILE* sf) {
goto fail; goto fail;
} }
if (!vgmstream_open_stream(vgmstream, sf, start_offset)) if (!vgmstream_open_stream(vgmstream, sf_body, start_offset))
goto fail; goto fail;
if (is_sgb && sf_head) close_streamfile(sf_head); if (sf != sf_head) close_streamfile(sf_head);
if (sf != sf_body) close_streamfile(sf_body);
return vgmstream; return vgmstream;
fail: fail:
if (is_sgb && sf_head) close_streamfile(sf_head); if (sf != sf_head) close_streamfile(sf_head);
if (sf != sf_body) close_streamfile(sf_body);
close_vgmstream(vgmstream); close_vgmstream(vgmstream);
return NULL; return NULL;
} }

33
src/streamfile.c
View File

@ -94,10 +94,10 @@ static STREAMFILE* open_stdio_streamfile_buffer_by_file(FILE *infile, const char
static size_t stdio_read(STDIO_STREAMFILE* sf, uint8_t* dst, offv_t offset, size_t length) { static size_t stdio_read(STDIO_STREAMFILE* sf, uint8_t* dst, offv_t offset, size_t length) {
size_t read_total = 0; size_t read_total = 0;
if (!sf->infile || !dst || length <= 0 || offset < 0) if (/*!sf->infile ||*/ !dst || length <= 0 || offset < 0)
return 0; return 0;
//;VGM_LOG("stdio: read %lx + %x (buf %lx + %x)\n", offset, length, sf->buf_offset, sf->valid_size); //;VGM_LOG("stdio: read %lx + %x (buf %lx + %x)\n", offset, length, sf->buf_offset, sf->valid_size, sf->buf_size);
/* is the part of the requested length in the buffer? */ /* is the part of the requested length in the buffer? */
if (offset >= sf->buf_offset && offset < sf->buf_offset + sf->valid_size) { if (offset >= sf->buf_offset && offset < sf->buf_offset + sf->valid_size) {
@ -125,6 +125,10 @@ static size_t stdio_read(STDIO_STREAMFILE* sf, uint8_t* dst, offv_t offset, size
} }
#endif #endif
/* possible if all data was copied to buf and FD closed */
if (!sf->infile)
return read_total;
/* read the rest of the requested length */ /* read the rest of the requested length */
while (length > 0) { while (length > 0) {
size_t length_to_read; size_t length_to_read;
@ -180,12 +184,15 @@ static size_t stdio_read(STDIO_STREAMFILE* sf, uint8_t* dst, offv_t offset, size
sf->offset = offset; /* last fread offset */ sf->offset = offset; /* last fread offset */
return read_total; return read_total;
} }
static size_t stdio_get_size(STDIO_STREAMFILE* sf) { static size_t stdio_get_size(STDIO_STREAMFILE* sf) {
return sf->file_size; return sf->file_size;
} }
static offv_t stdio_get_offset(STDIO_STREAMFILE* sf) { static offv_t stdio_get_offset(STDIO_STREAMFILE* sf) {
return sf->offset; return sf->offset;
} }
static void stdio_get_name(STDIO_STREAMFILE* sf, char* name, size_t name_size) { static void stdio_get_name(STDIO_STREAMFILE* sf, char* name, size_t name_size) {
int copy_size = sf->name_len + 1; int copy_size = sf->name_len + 1;
if (copy_size > name_size) if (copy_size > name_size)
@ -222,7 +229,7 @@ static STREAMFILE* stdio_open(STDIO_STREAMFILE* sf, const char* const filename,
/* on failure just close and try the default path (which will probably fail a second time) */ /* on failure just close and try the default path (which will probably fail a second time) */
} }
#endif #endif
// a normal open, open a new file
return open_stdio_streamfile_buffer(filename, buf_size); return open_stdio_streamfile_buffer(filename, buf_size);
} }
@ -271,13 +278,29 @@ static STREAMFILE* open_stdio_streamfile_buffer_by_file(FILE* infile, const char
this_sf->file_size = 0; /* allow virtual, non-existing files */ this_sf->file_size = 0; /* allow virtual, non-existing files */
} }
/* Typically fseek(o)/ftell(o) may only handle up to ~2.14GB, signed 32b = 0x7FFFFFFF /* Typically fseek(o)/ftell(o) may only handle up to ~2.14GB, signed 32b = 0x7FFFFFFF (rarely
* (happens in banks like FSB, though rarely). Should work if configured properly, log otherwise. */ * happens in giant banks like FSB/KTSR). Should work if configured properly using ftell_v, log otherwise. */
if (this_sf->file_size == 0xFFFFFFFF) { /* -1 on error */ if (this_sf->file_size == 0xFFFFFFFF) { /* -1 on error */
vgm_logi("STREAMFILE: file size too big (report)\n"); vgm_logi("STREAMFILE: file size too big (report)\n");
goto fail; /* can be ignored but may result in strange/unexpected behaviors */ goto fail; /* can be ignored but may result in strange/unexpected behaviors */
} }
/* Rarely a TXTP needs to open *many* streamfiles = many file descriptors = reaches OS limit = error.
* Ideally should detect better and open/close as needed or reuse FDs for files that don't play at
* the same time, but it's complex since every SF is separate (would need some kind of FD manager).
* For the time being, if the file is smaller that buffer we can just read it fully and close the FD,
* that should help since big TXTP usually just need many small files.
* Doubles as an optimization as most files given will be read fully into buf on first read. */
if (this_sf->file_size && this_sf->file_size < this_sf->buf_size && this_sf->infile) {
//;VGM_LOG("stdio: fit filesize %x into buf %x\n", sf->file_size, sf->buf_size);
this_sf->buf_offset = 0;
this_sf->valid_size = fread(this_sf->buf, sizeof(uint8_t), this_sf->file_size, this_sf->infile);
fclose(this_sf->infile);
this_sf->infile = NULL;
}
return &this_sf->vt; return &this_sf->vt;
fail: fail:

38
winamp/in_streamfile.c
View File

@ -13,12 +13,14 @@
/* opens a utf16 (unicode) path */ /* opens a utf16 (unicode) path */
static FILE* wa_fopen(const in_char* wpath) { static FILE* wa_fopen(const in_char* wpath) {
#ifdef UNICODE_INPUT_PLUGIN #ifdef UNICODE_INPUT_PLUGIN
return _wfopen(wpath,L"rb"); return _wfopen(wpath, L"rb");
#else #else
return fopen(wpath,"rb"); return fopen(wpath, "rb");
#endif #endif
} }
/* in theory fdopen and _wfdopen are the same, except flags is a wchar */
#if 0
/* dupes a utf16 (unicode) file */ /* dupes a utf16 (unicode) file */
static FILE* wa_fdopen(int fd) { static FILE* wa_fdopen(int fd) {
#ifdef UNICODE_INPUT_PLUGIN #ifdef UNICODE_INPUT_PLUGIN
@ -27,6 +29,7 @@ static FILE* wa_fdopen(int fd) {
return fdopen(fd,"rb"); return fdopen(fd,"rb");
#endif #endif
} }
#endif
/* ************************************* */ /* ************************************* */
/* IN_STREAMFILE */ /* IN_STREAMFILE */
@ -36,7 +39,6 @@ static FILE* wa_fdopen(int fd) {
typedef struct { typedef struct {
STREAMFILE vt; STREAMFILE vt;
STREAMFILE* stdiosf; STREAMFILE* stdiosf;
FILE* infile_ref; /* pointer to the infile in stdiosf (partially handled by stdiosf) */
} WINAMP_STREAMFILE; } WINAMP_STREAMFILE;
static STREAMFILE* open_winamp_streamfile_by_file(FILE* infile, const char* path); static STREAMFILE* open_winamp_streamfile_by_file(FILE* infile, const char* path);
@ -64,32 +66,7 @@ static STREAMFILE* wasf_open(WINAMP_STREAMFILE* sf, const char* const filename,
if (!filename) if (!filename)
return NULL; return NULL;
#if !defined (__ANDROID__) && !defined (_MSC_VER) /* no need to wfdopen here, may use standard IO */
/* When enabling this for MSVC it'll seemingly work, but there are issues possibly related to underlying
* IO buffers when using dup(), noticeable by re-opening the same streamfile with small buffer sizes
* (reads garbage). This reportedly causes issues in Android too */
{
char name[PATH_LIMIT];
sf->stdiosf->get_name(sf->stdiosf, name, PATH_LIMIT);
/* if same name, duplicate the file descriptor we already have open */ //unsure if all this is needed
if (sf->infile_ref && !strcmp(name,filename)) {
int new_fd;
FILE *new_file;
if (((new_fd = dup(fileno(sf->infile_ref))) >= 0) && (new_file = wa_fdopen(new_fd))) {
STREAMFILE* new_sf = open_winamp_streamfile_by_file(new_file, filename);
if (new_sf)
return new_sf;
fclose(new_file);
}
if (new_fd >= 0 && !new_file)
close(new_fd); /* fdopen may fail when opening too many files */
/* on failure just close and try the default path (which will probably fail a second time) */
}
}
#endif
/* STREAMFILEs carry char/UTF8 names, convert to wchar for Winamp */ /* STREAMFILEs carry char/UTF8 names, convert to wchar for Winamp */
wa_char_to_ichar(wpath, PATH_LIMIT, filename); wa_char_to_ichar(wpath, PATH_LIMIT, filename);
return open_winamp_streamfile_by_ipath(wpath); return open_winamp_streamfile_by_ipath(wpath);
@ -119,7 +96,6 @@ static STREAMFILE* open_winamp_streamfile_by_file(FILE* file, const char* path)
this_sf->vt.close = (void*)wasf_close; this_sf->vt.close = (void*)wasf_close;
this_sf->stdiosf = stdiosf; this_sf->stdiosf = stdiosf;
this_sf->infile_ref = file;
return &this_sf->vt; return &this_sf->vt;
@ -147,7 +123,7 @@ STREAMFILE* open_winamp_streamfile_by_ipath(const in_char* wpath) {
return NULL; return NULL;
} }
sf = open_winamp_streamfile_by_file(infile,path); sf = open_winamp_streamfile_by_file(infile, path);
if (!sf) { if (!sf) {
if (infile) fclose(infile); if (infile) fclose(infile);
} }