mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
67 lines
1.3 KiB
C
67 lines
1.3 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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#include "../config.h"
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#include "../mp_msg.h"
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#include "img_format.h"
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#include "mp_image.h"
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#include "vf.h"
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struct vf_priv_s {
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int w, h;
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float aspect;
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};
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static int config(struct vf_instance_s* vf,
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int width, int height, int d_width, int d_height,
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unsigned int flags, unsigned int outfmt)
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{
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if (vf->priv->w && vf->priv->h) {
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d_width = vf->priv->w;
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d_height = vf->priv->h;
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} else {
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if (vf->priv->aspect * height > width) {
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d_width = height * vf->priv->aspect;
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d_height = height;
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} else {
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d_height = width / vf->priv->aspect;
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d_width = width;
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}
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}
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return vf_next_config(vf, width, height, d_width, d_height, flags, outfmt);
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}
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static int open(vf_instance_t *vf, char* args)
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{
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vf->config = config;
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vf->draw_slice = vf_next_draw_slice;
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//vf->default_caps = 0;
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vf->priv = calloc(sizeof(struct vf_priv_s), 1);
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vf->priv->aspect = 4.0/3.0;
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if (args) {
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if (strchr(args, '/')) {
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int w, h;
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sscanf(args, "%d/%d", &w, &h);
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vf->priv->aspect = (float)w/h;
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} else if (strchr(args, '.')) {
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sscanf(args, "%f", &vf->priv->aspect);
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} else {
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sscanf(args, "%d:%d", &vf->priv->w, &vf->priv->h);
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}
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}
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return 1;
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}
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vf_info_t vf_info_dsize = {
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"reset displaysize/aspect",
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"dsize",
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"Rich Felker",
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"",
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open,
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NULL
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};
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