@@ -303,6 +303,13 @@ static int wav_write_header(AVFormatContext *s)
return AVERROR(EINVAL);
}
+ if (s->streams[0]->codecpar->codec_id == AV_CODEC_ID_ADPCM_SWF &&
+ s->streams[0]->codecpar->block_align == 0) {
+ av_log(s, AV_LOG_ERROR, "%s can only be written to WAVE with a constant frame size\n",
+ avcodec_get_name(s->streams[0]->codecpar->codec_id));
+ return AVERROR(EINVAL);
+ }
+
if (wav->rf64 == RF64_ALWAYS) {
ffio_wfourcc(pb, "RF64");
avio_wl32(pb, -1); /* RF64 chunk size: use size in ds64 */
Prefer to error than to create a broken file. Closes ticket #5829. Effectively disables remuxing adpcm_swf from flv -> wav. Signed-off-by: Zane van Iperen <zane@zanevaniperen.com> --- libavformat/wavenc.c | 7 +++++++ 1 file changed, 7 insertions(+)