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Fix some .ikm [Legend of Galactic Heroes (PC)]

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This commit is contained in:
bnnm 2020-06-14 15:49:15 +02:00
parent 4413d7b20f
commit fe1b76922a
1 changed files with 43 additions and 36 deletions
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79
src/meta/ikm.c
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@ -3,24 +3,24 @@
/* IKM - MiCROViSiON PS2 container [Zwei (PS2)] */
VGMSTREAM * init_vgmstream_ikm_ps2(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
VGMSTREAM* init_vgmstream_ikm_ps2(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
off_t start_offset;
int loop_flag, channel_count;
/* checks */
if ( !check_extensions(streamFile,"ikm") )
if ( !check_extensions(sf,"ikm") )
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x494B4D00) /* "IKM\0" */
if (read_u32be(0x00,sf) != 0x494B4D00) /* "IKM\0" */
goto fail;
if (read_32bitBE(0x40,streamFile) != 0x41535400) /* "AST\0" */
if (read_u32be(0x40,sf) != 0x41535400) /* "AST\0" */
goto fail;
/* 0x20: type 03? */
loop_flag = (read_32bitLE(0x14, streamFile) > 0);
channel_count = read_32bitLE(0x50, streamFile);
loop_flag = (read_s32le(0x14, sf) > 0);
channel_count = read_s32le(0x50, sf);
start_offset = 0x800;
@ -29,15 +29,15 @@ VGMSTREAM * init_vgmstream_ikm_ps2(STREAMFILE *streamFile) {
if (!vgmstream) goto fail;
vgmstream->meta_type = meta_IKM;
vgmstream->sample_rate = read_32bitLE(0x44, streamFile);
vgmstream->num_samples = ps_bytes_to_samples(read_32bitLE(0x4c, streamFile), channel_count);
vgmstream->loop_start_sample = read_32bitLE(0x14, streamFile);
vgmstream->loop_end_sample = read_32bitLE(0x18, streamFile);
vgmstream->sample_rate = read_s32le(0x44, sf);
vgmstream->num_samples = ps_bytes_to_samples(read_s32le(0x4c, sf), channel_count);
vgmstream->loop_start_sample = read_s32le(0x14, sf);
vgmstream->loop_end_sample = read_s32le(0x18, sf);
vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = layout_interleave;
vgmstream->interleave_block_size = 0x10; /* @0x40 / channels */
if (!vgmstream_open_stream(vgmstream, streamFile, start_offset))
if (!vgmstream_open_stream(vgmstream, sf, start_offset))
goto fail;
return vgmstream;
@ -46,34 +46,41 @@ fail:
return NULL;
}
/* IKM - MiCROViSiON PC container [Chaos Legion (PC)] */
VGMSTREAM * init_vgmstream_ikm_pc(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
/* IKM - MiCROViSiON PC container [Chaos Legion (PC), Legend of Galactic Heroes (PC)] */
VGMSTREAM* init_vgmstream_ikm_pc(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
off_t start_offset;
/* checks */
if ( !check_extensions(streamFile,"ikm") )
if ( !check_extensions(sf,"ikm") )
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x494B4D00) /* "IKM\0" */
goto fail;
if (read_32bitBE(0x30,streamFile) != 0x4F676753) /* "OggS" */
if (read_u32be(0x00,sf) != 0x494B4D00) /* "IKM\0" */
goto fail;
/* 0x20: type 01? */
start_offset = 0x30;
/* find "OggS" start */
if (read_u32be(0x30,sf) == 0x4F676753) {
start_offset = 0x30; /* Chaos Legion (PC) */
} else if (read_u32be(0x800,sf) == 0x4F676753) {
start_offset = 0x800; /* Legend of Galactic Heroes (PC) */
} else {
goto fail;
}
#ifdef VGM_USE_VORBIS
{
ogg_vorbis_meta_info_t ovmi = {0};
ovmi.meta_type = meta_IKM;
ovmi.loop_start = read_32bitLE(0x14, streamFile);
ovmi.loop_end = read_32bitLE(0x18, streamFile);
ovmi.loop_start = read_s32le(0x14, sf);
ovmi.loop_end = read_s32le(0x18, sf);
ovmi.loop_end_found = ovmi.loop_end;
ovmi.loop_flag = ovmi.loop_end > 0;
ovmi.stream_size = read_32bitLE(0x24, streamFile);
ovmi.stream_size = read_s32le(0x24, sf);
vgmstream = init_vgmstream_ogg_vorbis_callbacks(streamFile, NULL, start_offset, &ovmi);
vgmstream = init_vgmstream_ogg_vorbis_callbacks(sf, NULL, start_offset, &ovmi);
}
#else
goto fail;
@ -87,39 +94,39 @@ fail:
}
/* IKM - MiCROViSiON PSP container [The Legend of Heroes: A Tear of Vermillion (PSP)] */
VGMSTREAM * init_vgmstream_ikm_psp(STREAMFILE *streamFile) {
VGMSTREAM *vgmstream = NULL;
STREAMFILE *temp_streamFile = NULL;
VGMSTREAM* init_vgmstream_ikm_psp(STREAMFILE* sf) {
VGMSTREAM* vgmstream = NULL;
STREAMFILE* temp_sf = NULL;
off_t start_offset;
size_t data_size;
/* checks */
if ( !check_extensions(streamFile,"ikm") )
if (!check_extensions(sf,"ikm"))
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x494B4D00) /* "IKM\0" */
if (read_u32be(0x00,sf) != 0x494B4D00) /* "IKM\0" */
goto fail;
if (read_32bitBE(0x800,streamFile) != 0x52494646) /* "RIFF" */
if (read_u32be(0x800,sf) != 0x52494646) /* "RIFF" */
goto fail;
/* 0x20: type 00? */
/* loop values (pre-adjusted without encoder delay) at 0x14/18 are found in the RIFF too */
data_size = read_32bitLE(0x24, streamFile);
data_size = read_s32le(0x24, sf);
start_offset = 0x800;
temp_streamFile = setup_subfile_streamfile(streamFile, start_offset, data_size, "at3");
if (!temp_streamFile) goto fail;
temp_sf = setup_subfile_streamfile(sf, start_offset, data_size, "at3");
if (!temp_sf) goto fail;
vgmstream = init_vgmstream_riff(temp_streamFile);
vgmstream = init_vgmstream_riff(temp_sf);
if (!vgmstream) goto fail;
vgmstream->meta_type = meta_IKM;
close_streamfile(temp_streamFile);
close_streamfile(temp_sf);
return vgmstream;
fail:
close_streamfile(temp_streamFile);
close_streamfile(temp_sf);
close_vgmstream(vgmstream);
return NULL;
}