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cleanup: improve .rkv validations

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This commit is contained in:
bnnm 2024-04-28 23:20:33 +02:00
parent 4ae8549e50
commit 9161d2e06c
1 changed files with 11 additions and 5 deletions
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16
src/meta/rkv.c
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@ -71,12 +71,18 @@ VGMSTREAM* init_vgmstream_ngc_rkv(STREAMFILE* sf) {
/* "": empty (files have names but no extensions)
* .rkv: container bigfile extension
* .bo2: fake extension */
if (!check_extensions(sf, ",rkv,bo2"))
goto fail;
if (read_u32be(0x00,sf) != 0x00)
goto fail;
return NULL;
int sample_rate = read_s32be(0x04,sf);
if (sample_rate < 22050 || sample_rate > 48000)
return NULL;
if (read_u64be(0x14,sf) != 0x00 || read_u64be(0x1c,sf) != 0x00)
return NULL;
if (read_u32be(0x24,sf) == 0x00) /* quick test vs GC rkv (coef position) */
goto fail;
return NULL;
if (!check_extensions(sf, ",rkv,bo2"))
return NULL;
switch (read_u32be(0x10,sf)) {
case 0x00: channels = 1; break;
@ -91,7 +97,7 @@ VGMSTREAM* init_vgmstream_ngc_rkv(STREAMFILE* sf) {
vgmstream = allocate_vgmstream(channels,loop_flag);
if (!vgmstream) goto fail;
vgmstream->sample_rate = read_s32be(0x04,sf);
vgmstream->sample_rate = sample_rate;
vgmstream->num_samples = read_s32be(0x0C,sf);
if (loop_flag) {
vgmstream->loop_start_sample = read_s32be(0x08,sf);