Avoid failing asserts on broken bitstreams

Fixes: 29712/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_LIBFDK_AAC_fuzzer-5347313432264704

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
This commit is contained in:
Martin Storsjo 2021-02-04 14:04:55 +02:00
parent 77ee4dd31e
commit 6a2eb8b30f
1 changed files with 2 additions and 0 deletions

View File

@ -583,6 +583,8 @@ static PCMDMX_ERROR getChannelMode(
(channelType[ch] & 0x0F) - 1, (channelType[ch] & 0x0F) - 1,
0); /* Assign all undefined channels (ACT_NONE) to front channels. */ 0); /* Assign all undefined channels (ACT_NONE) to front channels. */
if (channelIndices[ch] >= numCh[channelType[ch] >> 4][chGrp])
return PCMDMX_INVALID_CH_CONFIG;
spkrPos[ch] = getSpeakerPos(channelType[ch], channelIndices[ch], spkrPos[ch] = getSpeakerPos(channelType[ch], channelIndices[ch],
numCh[channelType[ch] >> 4][chGrp]); numCh[channelType[ch] >> 4][chGrp]);