lavd/lavfi: support unknown channel layouts.

11 years ago · 863fb11f63
parent eeb975f5cd
commit 863fb11f63
1 changed files with 4 additions and 0 deletions
--- a/libavdevice/lavfi.c
+++ b/libavdevice/lavfi.c
@ -248,6 +248,10 @@ av_cold static int lavfi_read_header(AVFormatContext *avctx)
                ret = av_opt_set_int_list(sink, "sample_fmts", sample_fmts,  AV_SAMPLE_FMT_NONE, AV_OPT_SEARCH_CHILDREN);
            if (ret < 0)
                goto end;
+            ret = av_opt_set_int(sink, "all_channel_counts", 1,
+                                 AV_OPT_SEARCH_CHILDREN);
+            if (ret < 0)
+                goto end;
        }

        lavfi->sinks[i] = sink;