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Tweak VDS/VDM num_samples

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bnnm 2018-03-27 22:20:20 +02:00
parent 16423580a2
commit 15206915d1
2 changed files with 23 additions and 20 deletions
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2
src/formats.c
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@ -912,7 +912,7 @@ static const meta_info meta_info_list[] = {
{meta_XB3D_ADX, "Xenoblade 3D ADX header"},
{meta_HCA, "CRI MiddleWare HCA Header"},
{meta_PS2_SVAG_SNK, "SNK SVAG header"},
{meta_PS2_VDS_VDM, "Graffiti Kingdom VDS/VDM header"},
{meta_PS2_VDS_VDM, "Procyon Studio VDS/VDM header"},
{meta_X360_CXS, "tri-Crescendo CXS header"},
{meta_AKB, "Square-Enix AKB header"},
{meta_NUB_XMA, "Namco NUB XMA header"},

41
src/meta/ps2_vds_vdm.c
View File

@ -1,43 +1,46 @@
#include "meta.h"
#include "../coding/coding.h"
/* VDS/VDM - from Grafitti Kingdom / Rakugaki Oukoku 2 */
/* VDS/VDM - from Procyon Studio games [Grafitti Kingdom / Rakugaki Oukoku 2 (PS2), Tsukiyo ni Saraba (PS2)] */
VGMSTREAM * init_vgmstream_ps2_vds_vdm(STREAMFILE *streamFile) {
VGMSTREAM * vgmstream = NULL;
off_t start_offset;
int loop_flag, channel_count;
/* check extension, case insensitive */
/* checks */
if ( !check_extensions(streamFile,"vds,vdm"))
goto fail;
if (read_32bitBE(0x00,streamFile) != 0x56445320 && /* "VDS " (music)*/
read_32bitBE(0x00,streamFile) != 0x56444D20) /* "VDM " (voices) */
goto fail;
loop_flag = read_8bit(0x20,streamFile);
channel_count = read_32bitLE(0x10,streamFile);
start_offset = 0x800;
/* build the VGMSTREAM */
/* build the VGMSTREAM */
vgmstream = allocate_vgmstream(channel_count,loop_flag);
if (!vgmstream) goto fail;
vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = channel_count > 1 ? layout_interleave : layout_none;
vgmstream->meta_type = meta_PS2_VDS_VDM;
start_offset = 0x800;
vgmstream->num_samples = read_32bitLE(0x04,streamFile) * 28 / 16 / channel_count;
/* 0x08: unknown, always 10 */
/* 0x08: unknown, always 0x10 */
vgmstream->sample_rate = read_32bitLE(0x0c,streamFile);
vgmstream->channels = channel_count; /*0x10*/
vgmstream->interleave_block_size = read_32bitLE(0x14,streamFile);
vgmstream->loop_start_sample = (read_32bitLE(0x18,streamFile) - start_offset) * 28 / 16 / channel_count;
vgmstream->loop_end_sample = (read_32bitLE(0x1c,streamFile) - start_offset) * 28 / 16 / channel_count;
vgmstream->loop_flag = loop_flag; /*0x20*/
/*0x21: volume? */
/*0x22: pan? */
/*0x23: 02=VDS 04=VDM? */
/* open the file for reading */
/* when looping (or maybe when stereo) data_size at 0x04 is actually smaller than file_size,
* sometimes cutting outros with loop disabled; doesn't affect looping though */
if (!loop_flag)
vgmstream->num_samples = ps_bytes_to_samples(read_32bitLE(0x04,streamFile), channel_count);
else
vgmstream->num_samples = ps_bytes_to_samples(get_streamfile_size(streamFile) - start_offset, channel_count);
vgmstream->loop_start_sample = ps_bytes_to_samples(read_32bitLE(0x18,streamFile) - start_offset, channel_count);
vgmstream->loop_end_sample = ps_bytes_to_samples(read_32bitLE(0x1c,streamFile) - start_offset, channel_count);
/* 0x21: volume?, 0x22: pan?, 0x23: 02=VDS 04=VDM? 02/05=VDM in Tsukiyo ni Saraba? */
vgmstream->meta_type = meta_PS2_VDS_VDM;
vgmstream->coding_type = coding_PSX;
vgmstream->layout_type = (channel_count == 1) ? layout_none : layout_interleave;
vgmstream->interleave_block_size = read_32bitLE(0x14,streamFile);
if ( !vgmstream_open_stream(vgmstream, streamFile, start_offset) )
goto fail;
return vgmstream;