mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/ansi: Check initial dimensions
Fixes: Timeout (minutes to less than 1sec) Fixes: 25682/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ANSI_fuzzer-6320712032452608 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -475,6 +475,11 @@ static av_cold int decode_close(AVCodecContext *avctx)
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return 0;
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return 0;
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}
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}
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static const AVCodecDefault ansi_defaults[] = {
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{ "max_pixels", "640*480" },
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{ NULL },
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};
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AVCodec ff_ansi_decoder = {
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AVCodec ff_ansi_decoder = {
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.name = "ansi",
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.name = "ansi",
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.long_name = NULL_IF_CONFIG_SMALL("ASCII/ANSI art"),
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.long_name = NULL_IF_CONFIG_SMALL("ASCII/ANSI art"),
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@ -486,4 +491,5 @@ AVCodec ff_ansi_decoder = {
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.decode = decode_frame,
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.decode = decode_frame,
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.capabilities = AV_CODEC_CAP_DR1,
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.capabilities = AV_CODEC_CAP_DR1,
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.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
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.caps_internal = FF_CODEC_CAP_INIT_THREADSAFE,
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.defaults = ansi_defaults,
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};
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};
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