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vf_format: add w, h parameters

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Yes, this thing became vf_scale through the back door.
This commit is contained in:
wm4 2020-02-09 14:14:14 +01:00
parent eb1d50ba20
commit ee4a8f0d57
2 changed files with 15 additions and 3 deletions
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4
DOCS/man/vf.rst
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@ -321,6 +321,10 @@ Available mpv-only filters are:
Set the rotation the video is assumed to be encoded with in degrees.
The special value ``-1`` uses the input format.
``<w>``, ``<h>``
If not 0, perform conversion to the given size. Ignored if
``convert=yes`` is not set.
``<dw>``, ``<dh>``
Set the display size. Note that setting the display size such that
the video is scaled in both directions instead of just changing the

14
video/filter/vf_format.c
View File

@ -50,12 +50,14 @@ struct vf_format_opts {
int chroma_location;
int stereo_in;
int rotate;
int w, h;
int dw, dh;
double dar;
int convert;
};
static void set_params(struct vf_format_opts *p, struct mp_image_params *out)
static void set_params(struct vf_format_opts *p, struct mp_image_params *out,
bool set_size)
{
if (p->colormatrix)
out->color.space = p->colormatrix;
@ -85,6 +87,10 @@ static void set_params(struct vf_format_opts *p, struct mp_image_params *out)
if (p->rotate >= 0)
out->rotate = p->rotate;
if (p->w > 0 && set_size)
out->w = p->w;
if (p->h > 0 && set_size)
out->h = p->h;
AVRational dsize;
mp_image_params_get_dsize(out, &dsize.num, &dsize.den);
if (p->dw > 0)
@ -115,7 +121,7 @@ static void vf_format_process(struct mp_filter *f)
par.color.levels = MP_CSP_LEVELS_TV;
}
set_params(priv->opts, &par);
set_params(priv->opts, &par, true);
if (par.imgfmt != outfmt) {
par.imgfmt = outfmt;
@ -135,7 +141,7 @@ static void vf_format_process(struct mp_filter *f)
if (!priv->opts->convert && frame.type == MP_FRAME_VIDEO) {
struct mp_image *img = frame.data;
set_params(priv->opts, &img->params);
set_params(priv->opts, &img->params, false);
mp_image_params_guess_csp(&img->params);
}
@ -187,6 +193,8 @@ static const m_option_t vf_opts_fields[] = {
OPT_CHOICE_C("chroma-location", chroma_location, 0, mp_chroma_names),
OPT_CHOICE_C("stereo-in", stereo_in, 0, mp_stereo3d_names),
OPT_INTRANGE("rotate", rotate, 0, -1, 359),
OPT_INT("w", w, 0),
OPT_INT("h", h, 0),
OPT_INT("dw", dw, 0),
OPT_INT("dh", dh, 0),
OPT_DOUBLE("dar", dar, 0),