[FFmpeg-devel] [PATCH] vf_copy: exclude hwaccel formats
wm4
nfxjfg at googlemail.com
Fri Feb 26 23:38:26 CET 2016
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,
};
--
2.7.0
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