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ffmpeg.wasm-core
Commit 762ffa68 authored by Laurent Aimar's avatar Laurent Aimar Committed by Janne Grunau
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segafilm: Fix potential division by 0 on corrupted streams in the demuxer 

Signed-off-by: 's avatarJanne Grunau <janne-libav@jannau.net>
parent 790f4dd5
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Showing with 8 additions and 5 deletions
libavformat/segafilm.c
View file @ 762ffa68
......@@ -113,12 +113,15 @@ static int film_read_header(AVFormatContext *s,
film->audio_bits = scratch[22];
if (scratch[23] == 2)
film->audio_type = CODEC_ID_ADPCM_ADX;
else if (film->audio_bits == 8)
else if (film->audio_channels > 0) {
if (film->audio_bits == 8)
film->audio_type = CODEC_ID_PCM_S8;
else if (film->audio_bits == 16)
film->audio_type = CODEC_ID_PCM_S16BE;
else
film->audio_type = CODEC_ID_NONE;
} else
film->audio_type = CODEC_ID_NONE;
}
if (AV_RB32(&scratch[0]) != FDSC_TAG)
......
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