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mpegaudiodec_template: disable CRC checking for layers 1 and 2

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Layers 1 and 2 use lengths in bits which are not a multiple of 8,
and our CRC works on a per-byte basis.
This commit is contained in:
Lynne 2020-08-02 22:45:00 +02:00
parent fe3ea13131
commit b48397e7b8
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1 changed files with 1 additions and 1 deletions
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libavcodec/mpegaudiodec_template.c
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@ -1566,7 +1566,7 @@ static int mp_decode_frame(MPADecodeContext *s, OUT_INT **samples,
init_get_bits(&s->gb, buf + HEADER_SIZE, (buf_size - HEADER_SIZE) * 8);
if (s->error_protection) {
if (s->error_protection && s->layer == 3) {
uint16_t crc = get_bits(&s->gb, 16);
if (s->err_recognition & AV_EF_CRCCHECK) {
const int sec_len = s->lsf ? ((s->nb_channels == 1) ? 9 : 17) :