[3.x] ResourceImporterWAV: Detect if data chunk size is larger than the actual size

(cherry picked from commit 57159bcb8c)
This commit is contained in:
DeeJayLSP 2025-06-19 00:02:40 -03:00 committed by Rémi Verschelde
parent 6ba38858f6
commit d240313513
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@ -111,7 +111,15 @@ Error ResourceImporterWAV::import(const String &p_source_file, const String &p_s
}
/* GET FILESIZE */
file->get_32(); // filesize
// The file size in header is 8 bytes less than the actual size.
// See https://docs.fileformat.com/audio/wav/
const int FILE_SIZE_HEADER_OFFSET = 8;
uint32_t file_size_header = file->get_32() + FILE_SIZE_HEADER_OFFSET;
uint64_t file_size = file->get_len();
if (file_size != file_size_header) {
WARN_PRINT(vformat("File size %d is %s than the expected size %d.", file_size, file_size > file_size_header ? "larger" : "smaller", file_size_header));
}
/* CHECK WAVE */
@ -208,7 +216,12 @@ Error ResourceImporterWAV::import(const String &p_source_file, const String &p_s
break;
}
uint64_t remaining_bytes = file_size - file_pos;
frames = chunksize;
if (remaining_bytes < chunksize) {
WARN_PRINT("Data chunk size is smaller than expected. Proceeding with actual data size.");
frames = remaining_bytes;
}
if (format_channels == 0) {
file->close();