From 12235a3ed29c11b7983d43b843696297efb01249 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 29 Nov 2013 03:42:03 +0100 Subject: [PATCH] avcodec/dcadec: print more details about errors Signed-off-by: Michael Niedermayer --- libavcodec/dcadec.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/libavcodec/dcadec.c b/libavcodec/dcadec.c index 76e21f8c5f..3301a1a15d 100644 --- a/libavcodec/dcadec.c +++ b/libavcodec/dcadec.c @@ -1450,8 +1450,10 @@ static int dca_subframe_footer(DCAContext *s, int base_channel) aux_data_end = 8 * aux_data_count + get_bits_count(&s->gb); - if (get_bits_long(&s->gb, 32) != 0x9A1105A0) // nSYNCAUX + if (get_bits_long(&s->gb, 32) != 0x9A1105A0) { // nSYNCAUX + av_log(s->avctx,AV_LOG_ERROR, "nSYNCAUX mismatching\n"); return AVERROR_INVALIDDATA; + } if (get_bits1(&s->gb)) { // bAUXTimeStampFlag avpriv_request_sample(s->avctx, @@ -1502,9 +1504,10 @@ static int dca_subframe_footer(DCAContext *s, int base_channel) skip_bits(&s->gb, 16); // nAUXCRC16 // additional data (reserved, cf. ETSI TS 102 114 V1.4.1) - if ((reserved = (aux_data_end - get_bits_count(&s->gb))) < 0) + if ((reserved = (aux_data_end - get_bits_count(&s->gb))) < 0) { + av_log(s->avctx, AV_LOG_ERROR, "overread aux by %d bits\n", -reserved); return AVERROR_INVALIDDATA; - else if (reserved) { + } else if (reserved) { avpriv_request_sample(s->avctx, "Core auxiliary data reserved content"); skip_bits_long(&s->gb, reserved);