Commit bb5efd17 authored by Jeremy Dorfman via ffmpeg-devel's avatar Jeremy Dorfman via ffmpeg-devel Committed by James Almer

avformat/av1: Initialize padding in ff_isom_write_av1c

Otherwise, AV1 encodes with FFmpeg trigger use-of-uninitialized-value
warnings under MemorySanitizer, and the output buffer potentially
changes from run to run.
Signed-off-by: 's avatarJames Almer <jamrial@gmail.com>
parent ecdaa4b4
......@@ -372,6 +372,7 @@ int ff_isom_write_av1c(AVIOContext *pb, const uint8_t *buf, int size)
put_bits(&pbc, 1, seq_params.chroma_subsampling_x);
put_bits(&pbc, 1, seq_params.chroma_subsampling_y);
put_bits(&pbc, 2, seq_params.chroma_sample_position);
put_bits(&pbc, 8, 0); // padding
flush_put_bits(&pbc);
avio_write(pb, header, sizeof(header));
......
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