X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fh264_slice.c;h=c6d5f378998f60adc4bf204a70752e32deea5479;hb=6b1a0f205868a341cbc0d754d976cadff3ae9aae;hp=9a5bc3f63fb5c6aae3747a03657b8dc821c7d750;hpb=5eb4073781ee4962adcf8ef2749d5d8f5d104797;p=ffmpeg

diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c
index 9a5bc3f63fb..c6d5f378998 100644
--- a/libavcodec/h264_slice.c
+++ b/libavcodec/h264_slice.c
@@ -1282,9 +1282,13 @@ int ff_h264_decode_slice_header(H264Context *h, H264SliceContext *sl)
 
     if (first_slice) {
         h->pps = *h->pps_buffers[pps_id];
-    } else if (h->setup_finished && h->dequant_coeff_pps != pps_id) {
-        av_log(h->avctx, AV_LOG_ERROR, "PPS changed between slices\n");
-        return AVERROR_INVALIDDATA;
+    } else {
+        if (h->pps.sps_id != pps->sps_id ||
+            h->pps.transform_8x8_mode != pps->transform_8x8_mode ||
+            (h->setup_finished && h->dequant_coeff_pps != pps_id)) {
+            av_log(h->avctx, AV_LOG_ERROR, "PPS changed between slices\n");
+            return AVERROR_INVALIDDATA;
+        }
     }
 
     if (pps->sps_id != h->sps.sps_id ||