From 8d518a9c4fe92e2497565f1765da7f913be8b1e7 Mon Sep 17 00:00:00 2001 From: Laurent Aimar Date: Sun, 2 Oct 2011 00:48:11 +0000 Subject: [PATCH] 4xm: clear FF_INPUT_BUFFER_PADDING_SIZE bytes in temporary buffers Signed-off-by: Janne Grunau --- libavcodec/4xm.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/4xm.c b/libavcodec/4xm.c index 847ebce2b6..d428f53275 100644 --- a/libavcodec/4xm.c +++ b/libavcodec/4xm.c @@ -399,6 +399,7 @@ static int decode_p_frame(FourXContext *f, const uint8_t *buf, int length){ if (!f->bitstream_buffer) return AVERROR(ENOMEM); f->dsp.bswap_buf(f->bitstream_buffer, (const uint32_t*)(buf + extra), bitstream_size/4); + memset((uint8_t*)f->bitstream_buffer + bitstream_size, 0, FF_INPUT_BUFFER_PADDING_SIZE); init_get_bits(&f->gb, f->bitstream_buffer, 8*bitstream_size); f->wordstream= (const uint16_t*)(buf + extra + bitstream_size); @@ -679,6 +680,7 @@ static int decode_i_frame(FourXContext *f, const uint8_t *buf, int length){ if (!f->bitstream_buffer) return AVERROR(ENOMEM); f->dsp.bswap_buf(f->bitstream_buffer, (const uint32_t*)prestream, prestream_size/4); + memset((uint8_t*)f->bitstream_buffer + prestream_size, 0, FF_INPUT_BUFFER_PADDING_SIZE); init_get_bits(&f->pre_gb, f->bitstream_buffer, 8*prestream_size); f->last_dc= 0*128*8*8;