From 3a5bcb1d1374f26e4c569ee9b9c62c27477c5e8a Mon Sep 17 00:00:00 2001 From: Aman Gupta Date: Thu, 22 Aug 2019 12:06:24 -0700 Subject: [PATCH] avcodec/v4l2_m2m: log requested pixel formats Signed-off-by: Aman Gupta --- libavcodec/v4l2_m2m.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/libavcodec/v4l2_m2m.c b/libavcodec/v4l2_m2m.c index ac583c811f..cc8de7b6f4 100644 --- a/libavcodec/v4l2_m2m.c +++ b/libavcodec/v4l2_m2m.c @@ -132,6 +132,7 @@ static int v4l2_configure_contexts(V4L2m2mContext* s) { void *log_ctx = s->avctx; int ret; + struct v4l2_format ofmt, cfmt; s->fd = open(s->devname, O_RDWR | O_NONBLOCK, 0); if (s->fd < 0) @@ -141,6 +142,16 @@ static int v4l2_configure_contexts(V4L2m2mContext* s) if (ret < 0) goto error; + ofmt = s->output.format; + cfmt = s->capture.format; + av_log(log_ctx, AV_LOG_INFO, "requesting formats: output=%s capture=%s\n", + av_fourcc2str(V4L2_TYPE_IS_MULTIPLANAR(ofmt.type) ? + ofmt.fmt.pix_mp.pixelformat : + ofmt.fmt.pix.pixelformat), + av_fourcc2str(V4L2_TYPE_IS_MULTIPLANAR(cfmt.type) ? + cfmt.fmt.pix_mp.pixelformat : + cfmt.fmt.pix.pixelformat)); + ret = ff_v4l2_context_set_format(&s->output); if (ret) { av_log(log_ctx, AV_LOG_ERROR, "can't set v4l2 output format\n");