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Fix broken WAV info list tag parsing

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This commit is contained in:
DeeJayLSP
2025-06-17 00:53:49 -03:00
parent 46c495ca21
commit 37bee2fde3
1 changed files with 9 additions and 1 deletions
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10
scene/resources/audio_stream_wav.cpp
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@@ -875,21 +875,29 @@ Ref<AudioStreamWAV> AudioStreamWAV::load_from_buffer(const Vector<uint8_t> &p_st
char list_id[4]; char list_id[4];
file->get_buffer((uint8_t *)&list_id, 4); file->get_buffer((uint8_t *)&list_id, 4);
uint32_t end_of_chunk = file_pos + chunksize - 8;
if (list_id[0] == 'I' && list_id[1] == 'N' && list_id[2] == 'F' && list_id[3] == 'O') { if (list_id[0] == 'I' && list_id[1] == 'N' && list_id[2] == 'F' && list_id[3] == 'O') {
// 'INFO' list type. // 'INFO' list type.
// The size of an entry can be arbitrary. // The size of an entry can be arbitrary.
uint32_t end_of_chunk = file_pos + chunksize - 4;
while (file->get_position() < end_of_chunk) { while (file->get_position() < end_of_chunk) {
char info_id[4]; char info_id[4];
file->get_buffer((uint8_t *)&info_id, 4); file->get_buffer((uint8_t *)&info_id, 4);
uint32_t text_size = file->get_32(); uint32_t text_size = file->get_32();
if (text_size == 0) {
continue;
}
Vector<char> text; Vector<char> text;
text.resize(text_size); text.resize(text_size);
file->get_buffer((uint8_t *)&text[0], text_size); file->get_buffer((uint8_t *)&text[0], text_size);
// Skip padding byte if text_size is odd
if (text_size & 1) {
file->get_8();
}
// The data is always an ASCII string. ASCII is a subset of UTF-8. // The data is always an ASCII string. ASCII is a subset of UTF-8.
String tag; String tag;
tag.append_utf8(&info_id[0], 4); tag.append_utf8(&info_id[0], 4);