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Fix truncated XMA .wem [The Bureau - XCOM Declassified (X360)]

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This commit is contained in:
bnnm 2018-11-09 21:03:16 +01:00
parent 7fb4a05b36
commit 7c89537295
1 changed files with 12 additions and 3 deletions
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15
src/meta/wwise.c
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@ -184,7 +184,7 @@ VGMSTREAM * init_vgmstream_wwise(STREAMFILE *streamFile) {
* We'll add basic support to avoid complaints of this or that .wem not playing */
if (ww.data_size > ww.file_size) {
//VGM_LOG("WWISE: truncated data size (prefetch): (real=0x%x > riff=0x%x)\n", ww.data_size, ww.file_size);
if (ww.codec == IMA || ww.codec == VORBIS) /* only seen those, probably others exist */
if (ww.codec == IMA || ww.codec == VORBIS || ww.codec == XMA2) /* only seen those, probably others exist */
ww.truncated = 1;
else
goto fail;
@ -228,8 +228,10 @@ VGMSTREAM * init_vgmstream_wwise(STREAMFILE *streamFile) {
vgmstream->interleave_block_size = ww.block_align / ww.channels;
vgmstream->codec_endian = ww.big_endian;
if (ww.truncated) /* enough to get real samples */
/* enough to get real samples */
if (ww.truncated) {
ww.data_size = ww.file_size - ww.data_offset;
}
vgmstream->num_samples = xbox_ima_bytes_to_samples(ww.data_size, ww.channels);
break;
@ -370,9 +372,10 @@ VGMSTREAM * init_vgmstream_wwise(STREAMFILE *streamFile) {
start_offset += audio_offset;
/* Vorbis is VBR so this is very approximate percent, meh */
if (ww.truncated)
if (ww.truncated) {
vgmstream->num_samples = (int32_t)(vgmstream->num_samples *
(double)(ww.file_size - start_offset) / (double)ww.data_size);
}
break;
}
@ -443,6 +446,12 @@ VGMSTREAM * init_vgmstream_wwise(STREAMFILE *streamFile) {
//VGM_ASSERT(find_chunk(streamFile, 0x584D4163,first_offset,0, NULL,NULL, ww.big_endian, 0), "WWISE: XMAc chunk found\n");
/* other chunks: "seek", regular XMA2 seek table */
/* XMA is VBR so this is very approximate percent, meh */
if (ww.truncated) {
vgmstream->num_samples = (int32_t)(vgmstream->num_samples *
(double)(ww.file_size - start_offset) / (double)ww.data_size);
}
break;
}