From f0d700d5ca320df56d8913e9b265ab5470854e80 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= Date: Thu, 27 Sep 2012 12:20:30 +0200 Subject: [PATCH] avviddec: Correctly handle 0-sized buffers without crashing Might e.g. be valid for Theora. --- ext/libav/gstavviddec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/ext/libav/gstavviddec.c b/ext/libav/gstavviddec.c index aea2c280ad..4d384a41d3 100644 --- a/ext/libav/gstavviddec.c +++ b/ext/libav/gstavviddec.c @@ -1340,8 +1340,8 @@ gst_ffmpegviddec_handle_frame (GstVideoDecoder * decoder, bdata = minfo.data; bsize = minfo.size; - if (!GST_MEMORY_IS_ZERO_PADDED (minfo.memory) - || (minfo.maxsize - minfo.size) < FF_INPUT_BUFFER_PADDING_SIZE) { + if (bsize > 0 && (!GST_MEMORY_IS_ZERO_PADDED (minfo.memory) + || (minfo.maxsize - minfo.size) < FF_INPUT_BUFFER_PADDING_SIZE)) { /* add padding */ if (ffmpegdec->padded_size < bsize + FF_INPUT_BUFFER_PADDING_SIZE) { ffmpegdec->padded_size = bsize + FF_INPUT_BUFFER_PADDING_SIZE;