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[media] mem2mem_testdev: pick default format with try_fmt
This resolves an issue raised by v4l2-compliance: if the given format does not exist, then pick a default format. While there is an exception regarding this for TV capture drivers, this m2m driver should do the right thing. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Kamil Debski <k.debski@samsung.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
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parent
4340583159
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1 changed files with 10 additions and 2 deletions
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@ -543,7 +543,11 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
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struct m2mtest_ctx *ctx = file2ctx(file);
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fmt = find_format(f);
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if (!fmt || !(fmt->types & MEM2MEM_CAPTURE)) {
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if (!fmt) {
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f->fmt.pix.pixelformat = formats[0].fourcc;
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fmt = find_format(f);
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}
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if (!(fmt->types & MEM2MEM_CAPTURE)) {
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v4l2_err(&ctx->dev->v4l2_dev,
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"Fourcc format (0x%08x) invalid.\n",
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f->fmt.pix.pixelformat);
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@ -561,7 +565,11 @@ static int vidioc_try_fmt_vid_out(struct file *file, void *priv,
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struct m2mtest_ctx *ctx = file2ctx(file);
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fmt = find_format(f);
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if (!fmt || !(fmt->types & MEM2MEM_OUTPUT)) {
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if (!fmt) {
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f->fmt.pix.pixelformat = formats[0].fourcc;
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fmt = find_format(f);
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}
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if (!(fmt->types & MEM2MEM_OUTPUT)) {
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v4l2_err(&ctx->dev->v4l2_dev,
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"Fourcc format (0x%08x) invalid.\n",
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f->fmt.pix.pixelformat);
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