mirror of https://github.com/mpv-player/mpv
138 lines
3.6 KiB
C
138 lines
3.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.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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#include "libvo/fastmemcpy.h"
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struct vf_priv_s {
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int frame;
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};
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static int put_image(struct vf_instance_s* vf, mp_image_t *mpi, double pts)
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{
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mp_image_t *dmpi;
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int ret;
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vf->priv->frame = (vf->priv->frame+1)%4;
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dmpi = vf_get_image(vf->next, mpi->imgfmt,
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MP_IMGTYPE_STATIC, MP_IMGFLAG_ACCEPT_STRIDE |
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MP_IMGFLAG_PRESERVE, mpi->width, mpi->height);
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ret = 0;
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// 0/0 1/1 2/2 2/3 3/0
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switch (vf->priv->frame) {
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case 0:
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my_memcpy_pic(dmpi->planes[0]+dmpi->stride[0],
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mpi->planes[0]+mpi->stride[0], mpi->w, mpi->h/2,
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dmpi->stride[0]*2, mpi->stride[0]*2);
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if (mpi->flags & MP_IMGFLAG_PLANAR) {
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my_memcpy_pic(dmpi->planes[1]+dmpi->stride[1],
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mpi->planes[1]+mpi->stride[1],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[1]*2, mpi->stride[1]*2);
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my_memcpy_pic(dmpi->planes[2]+dmpi->stride[2],
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mpi->planes[2]+mpi->stride[2],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[2]*2, mpi->stride[2]*2);
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}
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ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
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case 1:
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case 2:
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memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h,
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dmpi->stride[0], mpi->stride[0]);
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if (mpi->flags & MP_IMGFLAG_PLANAR) {
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memcpy_pic(dmpi->planes[1], mpi->planes[1],
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mpi->chroma_width, mpi->chroma_height,
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dmpi->stride[1], mpi->stride[1]);
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memcpy_pic(dmpi->planes[2], mpi->planes[2],
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mpi->chroma_width, mpi->chroma_height,
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dmpi->stride[2], mpi->stride[2]);
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}
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return vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE) || ret;
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case 3:
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my_memcpy_pic(dmpi->planes[0]+dmpi->stride[0],
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mpi->planes[0]+mpi->stride[0], mpi->w, mpi->h/2,
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dmpi->stride[0]*2, mpi->stride[0]*2);
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if (mpi->flags & MP_IMGFLAG_PLANAR) {
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my_memcpy_pic(dmpi->planes[1]+dmpi->stride[1],
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mpi->planes[1]+mpi->stride[1],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[1]*2, mpi->stride[1]*2);
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my_memcpy_pic(dmpi->planes[2]+dmpi->stride[2],
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mpi->planes[2]+mpi->stride[2],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[2]*2, mpi->stride[2]*2);
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}
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ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
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my_memcpy_pic(dmpi->planes[0], mpi->planes[0], mpi->w, mpi->h/2,
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dmpi->stride[0]*2, mpi->stride[0]*2);
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if (mpi->flags & MP_IMGFLAG_PLANAR) {
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my_memcpy_pic(dmpi->planes[1], mpi->planes[1],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[1]*2, mpi->stride[1]*2);
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my_memcpy_pic(dmpi->planes[2], mpi->planes[2],
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mpi->chroma_width, mpi->chroma_height/2,
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dmpi->stride[2]*2, mpi->stride[2]*2);
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}
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return ret;
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}
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return 0;
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}
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static int query_format(struct vf_instance_s* vf, unsigned int fmt)
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{
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/* FIXME - figure out which other formats work */
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switch (fmt) {
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case IMGFMT_YV12:
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case IMGFMT_IYUV:
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case IMGFMT_I420:
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return vf_next_query_format(vf, fmt);
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}
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return 0;
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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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return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
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}
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static void uninit(struct vf_instance_s* vf)
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{
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free(vf->priv);
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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->put_image = put_image;
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//vf->query_format = query_format;
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vf->uninit = uninit;
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vf->default_reqs = VFCAP_ACCEPT_STRIDE;
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vf->priv = calloc(1, sizeof(struct vf_priv_s));
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vf->priv->frame = 1;
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if (args) sscanf(args, "%d", &vf->priv->frame);
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vf->priv->frame--;
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return 1;
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}
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vf_info_t vf_info_telecine = {
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"telecine filter",
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"telecine",
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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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