diff options
Diffstat (limited to 'libavdevice/lavfi.c')
-rw-r--r-- | libavdevice/lavfi.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavdevice/lavfi.c b/libavdevice/lavfi.c index 559f721c8f..a177ad0271 100644 --- 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; |