AV_CODEC_FLAG_DROPCHANGED  677 libavcodec/decode.c     if (avctx->flags & AV_CODEC_FLAG_DROPCHANGED) {
AV_CODEC_FLAG_DROPCHANGED   71 libavcodec/options_table.h {"drop_changed", "Drop frames whose parameters differ from first decoded frame", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_DROPCHANGED }, INT_MIN, INT_MAX, A|V|D, "flags"},