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sd9 looping

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git-svn-id: https://vgmstream.svn.sourceforge.net/svnroot/vgmstream@754 51a99a44-fe44-0410-b1ba-c3e57ba2b86b
This commit is contained in:
halleyscometsw 2010-03-05 03:28:15 +00:00
parent 9e8a7e89a1
commit 75fab282ba
1 changed files with 11 additions and 3 deletions
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14
src/meta/sd9.c
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@ -26,7 +26,7 @@ VGMSTREAM * init_vgmstream_sd9(STREAMFILE *streamFile) {
if (read_32bitBE(0x72,streamFile) != 0x64617461) /* data */
goto fail;
loop_flag = (read_16bitLE(0xe,streamFile)==0x1);
loop_flag = (read_16bitLE(0x0e,streamFile)==0x1);
channel_count = read_16bitLE(0x36,streamFile);
/* build the VGMSTREAM */
@ -40,8 +40,16 @@ VGMSTREAM * init_vgmstream_sd9(STREAMFILE *streamFile) {
vgmstream->coding_type = coding_MSADPCM;
vgmstream->num_samples = read_32bitLE(0x6e,streamFile);
if (loop_flag) {
vgmstream->loop_start_sample = (read_32bitLE(0x4,streamFile))*28/16/channel_count;
vgmstream->loop_end_sample = vgmstream->num_samples;
if (read_16bitLE(0x1C,streamFile)==1)
{
vgmstream->loop_start_sample = read_32bitLE(0x14,streamFile)/2/channel_count;
vgmstream->loop_end_sample = read_32bitLE(0x18,streamFile)/2/channel_count;
}
else
{
vgmstream->loop_start_sample = 0;
vgmstream->loop_end_sample = vgmstream->num_samples;
}
}
vgmstream->layout_type = layout_none;
vgmstream->interleave_block_size = read_16bitLE(0x40,streamFile);