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aacdec: more verbose overread error message 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-04-18 09:36:41 +02:00
parent 68526dbc29
commit dbe29db8cb
1 changed files with 6 additions and 6 deletions
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12
libavcodec/aacdec.c
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@ -112,7 +112,7 @@
static VLC vlc_scalefactors; static VLC vlc_scalefactors;
static VLC vlc_spectral[11]; static VLC vlc_spectral[11];
static const char overread_err[] = "Input buffer exhausted before END element found\n"; #define overread_err "Input buffer exhausted before END element found\n"
static int count_channels(uint8_t (*layout)[3], int tags) static int count_channels(uint8_t (*layout)[3], int tags)
{ {
@ -607,7 +607,7 @@ static int decode_pce(AVCodecContext *avctx, MPEG4AudioConfig *m4ac,
skip_bits(gb, 3); // mixdown_coeff_index and pseudo_surround skip_bits(gb, 3); // mixdown_coeff_index and pseudo_surround
if (get_bits_left(gb) < 4 * (num_front + num_side + num_back + num_lfe + num_assoc_data + num_cc)) { if (get_bits_left(gb) < 4 * (num_front + num_side + num_back + num_lfe + num_assoc_data + num_cc)) {
av_log(avctx, AV_LOG_ERROR, overread_err); av_log(avctx, AV_LOG_ERROR, "decode_pce: " overread_err);
return -1; return -1;
} }
decode_channel_map(layout_map , AAC_CHANNEL_FRONT, gb, num_front); decode_channel_map(layout_map , AAC_CHANNEL_FRONT, gb, num_front);
@ -629,7 +629,7 @@ static int decode_pce(AVCodecContext *avctx, MPEG4AudioConfig *m4ac,
/* comment field, first byte is length */ /* comment field, first byte is length */
comment_len = get_bits(gb, 8) * 8; comment_len = get_bits(gb, 8) * 8;
if (get_bits_left(gb) < comment_len) { if (get_bits_left(gb) < comment_len) {
av_log(avctx, AV_LOG_ERROR, overread_err); av_log(avctx, AV_LOG_ERROR, "decode_pce: " overread_err);
return -1; return -1;
} }
skip_bits_long(gb, comment_len); skip_bits_long(gb, comment_len);
@ -928,7 +928,7 @@ static int skip_data_stream_element(AACContext *ac, GetBitContext *gb)
align_get_bits(gb); align_get_bits(gb);
if (get_bits_left(gb) < 8 * count) { if (get_bits_left(gb) < 8 * count) {
av_log(ac->avctx, AV_LOG_ERROR, overread_err); av_log(ac->avctx, AV_LOG_ERROR, "skip_data_stream_element: "overread_err);
return -1; return -1;
} }
skip_bits_long(gb, 8 * count); skip_bits_long(gb, 8 * count);
@ -1062,7 +1062,7 @@ static int decode_band_types(AACContext *ac, enum BandType band_type[120],
sect_len_incr = get_bits(gb, bits); sect_len_incr = get_bits(gb, bits);
sect_end += sect_len_incr; sect_end += sect_len_incr;
if (get_bits_left(gb) < 0) { if (get_bits_left(gb) < 0) {
av_log(ac->avctx, AV_LOG_ERROR, overread_err); av_log(ac->avctx, AV_LOG_ERROR, "decode_band_types: "overread_err);
return -1; return -1;
} }
if (sect_end > ics->max_sfb) { if (sect_end > ics->max_sfb) {
@ -2467,7 +2467,7 @@ static int aac_decode_frame_int(AVCodecContext *avctx, void *data,
if (elem_id == 15) if (elem_id == 15)
elem_id += get_bits(gb, 8) - 1; elem_id += get_bits(gb, 8) - 1;
if (get_bits_left(gb) < 8 * elem_id) { if (get_bits_left(gb) < 8 * elem_id) {
av_log(avctx, AV_LOG_ERROR, overread_err); av_log(avctx, AV_LOG_ERROR, "TYPE_FIL: "overread_err);
err = -1; err = -1;
goto fail; goto fail;
} }