On 2/26/16, wm4 <nfx...@googlemail.com> wrote: > This does obviously not work. > > (Additions based on vf_crop.c.) > --- > libavfilter/vf_copy.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > > diff --git a/libavfilter/vf_copy.c b/libavfilter/vf_copy.c > index fb9a906..b0159cf 100644 > --- a/libavfilter/vf_copy.c > +++ b/libavfilter/vf_copy.c > @@ -27,6 +27,23 @@ > #include "internal.h" > #include "video.h" > > +static int query_formats(AVFilterContext *ctx) > +{ > + AVFilterFormats *formats = NULL; > + int fmt; > + > + for (fmt = 0; av_pix_fmt_desc_get(fmt); fmt++) { > + const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt); > + int ret; > + if (desc->flags & AV_PIX_FMT_FLAG_HWACCEL) > + continue; > + if ((ret = ff_add_format(&formats, fmt)) < 0) > + return ret; > + } > + > + return ff_set_common_formats(ctx, formats); > +} > + > static int filter_frame(AVFilterLink *inlink, AVFrame *in) > { > AVFilterLink *outlink = inlink->dst->outputs[0]; > @@ -64,4 +81,5 @@ AVFilter ff_vf_copy = { > .description = NULL_IF_CONFIG_SMALL("Copy the input video unchanged to > the output."), > .inputs = avfilter_vf_copy_inputs, > .outputs = avfilter_vf_copy_outputs, > + .query_formats = query_formats, > };
I guess this should be fine. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel