FLAC sync codes contain a byte equal to 0xFF and so the function that searches for sync codes first searched for this byte. It did this by checking four bytes at once; these bytes have been read via AV_RB32, but the test works just as well with native endianness.
Signed-off-by: Andreas Rheinhardt <[email protected]> --- libavcodec/flac_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/flac_parser.c b/libavcodec/flac_parser.c index 2721286464..5d0705ce63 100644 --- a/libavcodec/flac_parser.c +++ b/libavcodec/flac_parser.c @@ -221,7 +221,7 @@ static int find_headers_search(FLACParseContext *fpc, uint8_t *buf, int buf_size } for (; i < buf_size - 1; i += 4) { - x = AV_RB32(buf + i); + x = AV_RN32(buf + i); if (((x & ~(x + 0x01010101)) & 0x80808080)) { for (j = 0; j < 4; j++) { if ((AV_RB16(buf + i + j) & 0xFFFE) == 0xFFF8) -- 2.20.1 _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
