They are not forbidden by the specification.
---
libavformat/wvdec.c | 18 ------------------
1 file changed, 18 deletions(-)
diff --git a/libavformat/wvdec.c b/libavformat/wvdec.c
index b9fc6a59f9..4159bf1253 100644
--- a/libavformat/wvdec.c
+++ b/libavformat/wvdec.c
@@ -208,24 +208,6 @@ static int wv_read_block_header(AVFormatContext *ctx,
AVIOContext *pb)
if (!wc->rate)
wc->rate = rate * rate_x;
- if (flags && bpp != wc->bpp) {
- av_log(ctx, AV_LOG_ERROR,
- "Bits per sample differ, this block: %i, header block: %i\n",
- bpp, wc->bpp);
- return AVERROR_INVALIDDATA;
- }
- if (flags && !wc->multichannel && chan != wc->chan) {
- av_log(ctx, AV_LOG_ERROR,
- "Channels differ, this block: %i, header block: %i\n",
- chan, wc->chan);
- return AVERROR_INVALIDDATA;
- }
- if (flags && rate != -1 && !(flags & WV_DSD) && rate * rate_x != wc->rate)
{
- av_log(ctx, AV_LOG_ERROR,
- "Sampling rate differ, this block: %i, header block: %i\n",
- rate * rate_x, wc->rate);
- return AVERROR_INVALIDDATA;
- }
return 0;
}
--
2.25.1
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