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wav/caf parser: add format checks

fixes https://github.com/nu774/fdkaac/issues/54
This commit is contained in:
nu774 2022-08-04 21:06:10 +09:00
parent 1a1ee2924f
commit ecddb7d633
2 changed files with 7 additions and 3 deletions

View File

@ -75,8 +75,10 @@ int caf_desc(caf_reader_t *reader, int64_t chunk_size)
ENSURE(mFormatID == M4AF_FOURCC('l','p','c','m'));
ENSURE(mSampleRate && mBytesPerPacket &&
mChannelsPerFrame >= 1 && mChannelsPerFrame <= 8 &&
mBitsPerChannel && mFramesPerPacket == 1 &&
mBitsPerChannel > 0 && mBitsPerChannel < 256 &&
mFramesPerPacket == 1 &&
mBytesPerPacket % mChannelsPerFrame == 0 &&
mBytesPerPacket < 256 &&
mBytesPerPacket >= mChannelsPerFrame * ((mBitsPerChannel + 7) / 8));
desc->sample_rate = mSampleRate;

View File

@ -113,8 +113,10 @@ int wav_fmt(wav_reader_t *reader, uint32_t size)
wValidBitsPerSample = wBitsPerSample;
ENSURE(wFormatTag == 1 || wFormatTag == 3 || wFormatTag == 0xfffe);
ENSURE(nChannels && nSamplesPerSec && nAvgBytesPerSec &&
nBlockAlign && wBitsPerSample && !(wBitsPerSample & 7) &&
ENSURE(nChannels > 0 && nChannels <= 8 &&
nSamplesPerSec && nAvgBytesPerSec &&
nBlockAlign && nBlockAlign < 256 &&
wBitsPerSample && wBitsPerSample < 256 && !(wBitsPerSample & 7) &&
nBlockAlign == nChannels * wBitsPerSample / 8);
if (wFormatTag == 3)