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Tweak PDT header (cleanup)

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This commit is contained in:
bnnm 2018-03-31 20:42:02 +02:00
parent f2aaccc9fb
commit effe65c934
4 changed files with 36 additions and 68 deletions
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2
src/formats.c
View File

@ -846,7 +846,7 @@ static const meta_info meta_info_list[] = {
{meta_PS2_SMPL, "Homura SMPL header"},
{meta_PS2_MSA, "Psyvariar -Complete Edition- MSA header"},
{meta_PC_SMP, "Ghostbusters .smp Header"},
{meta_NGC_PDT, "PDT DSP header"},
{meta_NGC_PDT, "Hudson .PDT header"},
{meta_NGC_RKV, "Legacy of Kain - Blood Omen 2 RKV GC header"},
{meta_DSP_DDSP, ".DDSP header"},
{meta_P3D, "Radical P3D header"},

2
src/meta/meta.h
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@ -285,7 +285,7 @@ VGMSTREAM * init_vgmstream_psx_fag(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ps2_mihb(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ngc_pdt(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_ngc_pdt_split(STREAMFILE * streamFile);
VGMSTREAM * init_vgmstream_wii_mus(STREAMFILE * streamFile);

96
src/meta/ngc_pdt.c
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@ -1,101 +1,69 @@
#include "meta.h"
#include "../util.h"
#include "../coding/coding.h"
/* PDT - Custom Generated File (Mario Party) */
VGMSTREAM * init_vgmstream_ngc_pdt(STREAMFILE *streamFile) {
/* PDT - custom fake header for split (PDTExt) .ptd [Mario Party (GC)] */
VGMSTREAM * init_vgmstream_ngc_pdt_split(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
char filename[PATH_LIMIT];
int loop_flag;
int channel_count;
off_t start_offset;
int second_channel_start = -1;
int loop_flag, channel_count;
/* check extension, case insensitive */
streamFile->get_name(streamFile,filename,sizeof(filename));
if (strcasecmp("pdt",filename_extension(filename))) goto fail;
/* check header */
if (read_32bitBE(0x00,streamFile) != 0x50445420) /* "PDT " */
goto fail;
if (read_32bitBE(0x04,streamFile) != 0x44535020) /* "DSP " */
goto fail;
if (read_32bitBE(0x08,streamFile) != 0x48454144) /* "HEAD " */
goto fail;
if (read_16bitBE(0x0C,streamFile) != 0x4552) /* "ER " */
/* checks */
if (!check_extensions(streamFile, "pdt"))
goto fail;
loop_flag = (read_32bitBE(0x1C,streamFile)!=2);
/* 0x10 fake header + chunks of the original header / data pasted together */
if (read_32bitBE(0x00,streamFile) != 0x50445420 && /* "PDT " */
read_32bitBE(0x04,streamFile) != 0x44535020 && /* "DSP " */
read_32bitBE(0x08,streamFile) != 0x48454144 && /* "HEAD " */
read_16bitBE(0x0C,streamFile) != 0x4552) /* "ER " */
goto fail;
start_offset = 0x800;
channel_count = (uint16_t)(read_16bitLE(0x0E,streamFile));
loop_flag = (read_32bitBE(0x1C,streamFile) != 2);
/* build the VGMSTREAM */
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail;
/* fill in the vital statistics */
start_offset = 0x800;
vgmstream->channels = channel_count;
vgmstream->sample_rate = read_32bitBE(0x14,streamFile);
vgmstream->coding_type = coding_NGC_DSP;
if (channel_count == 1)
{
vgmstream->num_samples = read_32bitBE(0x18,streamFile)*14/8/channel_count/2;
if (channel_count == 1) {
vgmstream->num_samples = read_32bitBE(0x18,streamFile)*14/8/channel_count/2;
if (loop_flag) {
vgmstream->loop_start_sample = read_32bitBE(0x1C,streamFile)*14/8/channel_count/2;
vgmstream->loop_end_sample = read_32bitBE(0x18,streamFile)*14/8/channel_count/2;
}
}
else if (channel_count == 2)
{
vgmstream->num_samples = read_32bitBE(0x18,streamFile)*14/8/channel_count;
else if (channel_count == 2) {
vgmstream->num_samples = read_32bitBE(0x18,streamFile)*14/8/channel_count;
if (loop_flag) {
vgmstream->loop_start_sample = read_32bitBE(0x1C,streamFile)*14/8/channel_count;
vgmstream->loop_end_sample = read_32bitBE(0x18,streamFile)*14/8/channel_count;
}
second_channel_start = (get_streamfile_size(streamFile)+start_offset)/2;
}
else
{
goto fail;
else {
goto fail;
}
vgmstream->layout_type = layout_none;
vgmstream->meta_type = meta_NGC_PDT;
vgmstream->coding_type = coding_NGC_DSP;
vgmstream->layout_type = layout_none;
dsp_read_coefs_be(vgmstream, streamFile, 0x50, 0x20);
if (vgmstream->coding_type == coding_NGC_DSP) {
int i;
for (i=0;i<16;i++) {
vgmstream->ch[0].adpcm_coef[i] = read_16bitBE(0x50+i*2,streamFile);
}
if (vgmstream->channels == 2) {
for (i=0;i<16;i++) {
vgmstream->ch[1].adpcm_coef[i] = read_16bitBE(0x70+i*2,streamFile);
}
}
}
if (!vgmstream_open_stream(vgmstream,streamFile,start_offset))
goto fail;
/* 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[0].channel_start_offset=start_offset;
if (channel_count == 2) {
if (second_channel_start == -1) goto fail;
vgmstream->ch[1].channel_start_offset=second_channel_start;
}
vgmstream->ch[i].offset = vgmstream->ch[i].channel_start_offset;
}
if (channel_count == 2) {
vgmstream->ch[1].channel_start_offset =
vgmstream->ch[1].offset = ((get_streamfile_size(streamFile)+start_offset) / channel_count);
}
return vgmstream;
/* clean up anything we may have opened */
fail:
if (vgmstream) close_vgmstream(vgmstream);
close_vgmstream(vgmstream);
return NULL;
}

2
src/vgmstream.c
View File

@ -155,7 +155,7 @@ VGMSTREAM * (*init_vgmstream_functions[])(STREAMFILE *streamFile) = {
init_vgmstream_ps2_ccc,
init_vgmstream_psx_fag,
init_vgmstream_ps2_mihb,
init_vgmstream_ngc_pdt,
init_vgmstream_ngc_pdt_split,
init_vgmstream_wii_mus,
init_vgmstream_dc_asd,
init_vgmstream_naomi_spsd,