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| author | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-25 15:19:41 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2015-07-25 15:27:44 +0200 |
| commit | 38490e07247e2a73d31ccb3f57b02db65c033ae3 (patch) | |
| tree | 9a6f552f4da9263ec1af7f5c5454bc6595f446a1 /libavcodec | |
| parent | bbad3811cc86f1b4c81fbf5042b4d0bbfcef9028 (diff) | |
| download | ffmpeg-38490e07247e2a73d31ccb3f57b02db65c033ae3.tar.gz | |
avcodec/dvdec: only attempt to conceal errors based on STA inconsistencies when error_concealment is set
This allows the user to disable it in the hypothetical case that STA values are wrong
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/dvdec.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/libavcodec/dvdec.c b/libavcodec/dvdec.c index 2a241ab670..4d080b297a 100644 --- a/libavcodec/dvdec.c +++ b/libavcodec/dvdec.c @@ -311,12 +311,14 @@ retry: for (mb_index = 0; mb_index < 5; mb_index++, mb1 += s->sys->bpm, block1 += s->sys->bpm * 64) { /* skip header */ quant = buf_ptr[3] & 0x0f; - if ((buf_ptr[3] >> 4) == 0x0E) - vs_bit_buffer_damaged = 1; - if (!mb_index) { - sta = buf_ptr[3] >> 4; - } else if (sta != (buf_ptr[3] >> 4)) - vs_bit_buffer_damaged = 1; + if (avctx->error_concealment) { + if ((buf_ptr[3] >> 4) == 0x0E) + vs_bit_buffer_damaged = 1; + if (!mb_index) { + sta = buf_ptr[3] >> 4; + } else if (sta != (buf_ptr[3] >> 4)) + vs_bit_buffer_damaged = 1; + } buf_ptr += 4; init_put_bits(&pb, mb_bit_buffer, 80); mb = mb1; |