mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 08:12:17 +00:00
0e757bf9da
Since the names are always used after the keyword "struct" having a suffix as in "struct demuxer_st" is almost completely pointless.
147 lines
4.1 KiB
C
147 lines
4.1 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#include "config.h"
|
|
#include "mp_msg.h"
|
|
|
|
#include "img_format.h"
|
|
#include "mp_image.h"
|
|
#include "vf.h"
|
|
|
|
#include "libvo/fastmemcpy.h"
|
|
|
|
struct vf_priv_s {
|
|
int state;
|
|
long long in;
|
|
long long out;
|
|
};
|
|
|
|
static int put_image(struct vf_instance* vf, mp_image_t *mpi, double pts)
|
|
{
|
|
mp_image_t *dmpi;
|
|
int ret = 0;
|
|
int flags = mpi->fields;
|
|
int state = vf->priv->state;
|
|
|
|
dmpi = vf_get_image(vf->next, mpi->imgfmt,
|
|
MP_IMGTYPE_STATIC, MP_IMGFLAG_ACCEPT_STRIDE |
|
|
MP_IMGFLAG_PRESERVE, mpi->width, mpi->height);
|
|
|
|
vf->priv->in++;
|
|
|
|
if ((state == 0 &&
|
|
!(flags & MP_IMGFIELD_TOP_FIRST)) ||
|
|
(state == 1 &&
|
|
flags & MP_IMGFIELD_TOP_FIRST)) {
|
|
mp_msg(MSGT_VFILTER, MSGL_WARN,
|
|
"softpulldown: Unexpected field flags: state=%d top_field_first=%d repeat_first_field=%d\n",
|
|
state,
|
|
(flags & MP_IMGFIELD_TOP_FIRST) != 0,
|
|
(flags & MP_IMGFIELD_REPEAT_FIRST) != 0);
|
|
state ^= 1;
|
|
}
|
|
|
|
if (state == 0) {
|
|
ret = vf_next_put_image(vf, mpi, MP_NOPTS_VALUE);
|
|
vf->priv->out++;
|
|
if (flags & MP_IMGFIELD_REPEAT_FIRST) {
|
|
my_memcpy_pic(dmpi->planes[0],
|
|
mpi->planes[0], mpi->w, mpi->h/2,
|
|
dmpi->stride[0]*2, mpi->stride[0]*2);
|
|
if (mpi->flags & MP_IMGFLAG_PLANAR) {
|
|
my_memcpy_pic(dmpi->planes[1],
|
|
mpi->planes[1],
|
|
mpi->chroma_width,
|
|
mpi->chroma_height/2,
|
|
dmpi->stride[1]*2,
|
|
mpi->stride[1]*2);
|
|
my_memcpy_pic(dmpi->planes[2],
|
|
mpi->planes[2],
|
|
mpi->chroma_width,
|
|
mpi->chroma_height/2,
|
|
dmpi->stride[2]*2,
|
|
mpi->stride[2]*2);
|
|
}
|
|
state=1;
|
|
}
|
|
} else {
|
|
my_memcpy_pic(dmpi->planes[0]+dmpi->stride[0],
|
|
mpi->planes[0]+mpi->stride[0], mpi->w, mpi->h/2,
|
|
dmpi->stride[0]*2, mpi->stride[0]*2);
|
|
if (mpi->flags & MP_IMGFLAG_PLANAR) {
|
|
my_memcpy_pic(dmpi->planes[1]+dmpi->stride[1],
|
|
mpi->planes[1]+mpi->stride[1],
|
|
mpi->chroma_width, mpi->chroma_height/2,
|
|
dmpi->stride[1]*2, mpi->stride[1]*2);
|
|
my_memcpy_pic(dmpi->planes[2]+dmpi->stride[2],
|
|
mpi->planes[2]+mpi->stride[2],
|
|
mpi->chroma_width, mpi->chroma_height/2,
|
|
dmpi->stride[2]*2, mpi->stride[2]*2);
|
|
}
|
|
ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
|
|
vf->priv->out++;
|
|
if (flags & MP_IMGFIELD_REPEAT_FIRST) {
|
|
ret |= vf_next_put_image(vf, mpi, MP_NOPTS_VALUE);
|
|
vf->priv->out++;
|
|
state=0;
|
|
} else {
|
|
my_memcpy_pic(dmpi->planes[0],
|
|
mpi->planes[0], mpi->w, mpi->h/2,
|
|
dmpi->stride[0]*2, mpi->stride[0]*2);
|
|
if (mpi->flags & MP_IMGFLAG_PLANAR) {
|
|
my_memcpy_pic(dmpi->planes[1],
|
|
mpi->planes[1],
|
|
mpi->chroma_width,
|
|
mpi->chroma_height/2,
|
|
dmpi->stride[1]*2,
|
|
mpi->stride[1]*2);
|
|
my_memcpy_pic(dmpi->planes[2],
|
|
mpi->planes[2],
|
|
mpi->chroma_width,
|
|
mpi->chroma_height/2,
|
|
dmpi->stride[2]*2,
|
|
mpi->stride[2]*2);
|
|
}
|
|
}
|
|
}
|
|
|
|
vf->priv->state = state;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int config(struct vf_instance* vf,
|
|
int width, int height, int d_width, int d_height,
|
|
unsigned int flags, unsigned int outfmt)
|
|
{
|
|
return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
|
|
}
|
|
|
|
static void uninit(struct vf_instance* vf)
|
|
{
|
|
mp_msg(MSGT_VFILTER, MSGL_INFO, "softpulldown: %lld frames in, %lld frames out\n", vf->priv->in, vf->priv->out);
|
|
free(vf->priv);
|
|
}
|
|
|
|
static int open(vf_instance_t *vf, char* args)
|
|
{
|
|
struct vf_priv_s *p;
|
|
vf->config = config;
|
|
vf->put_image = put_image;
|
|
vf->uninit = uninit;
|
|
vf->default_reqs = VFCAP_ACCEPT_STRIDE;
|
|
vf->priv = p = calloc(1, sizeof(struct vf_priv_s));
|
|
vf->priv->state = 0;
|
|
return 1;
|
|
}
|
|
|
|
const vf_info_t vf_info_softpulldown = {
|
|
"mpeg2 soft 3:2 pulldown",
|
|
"softpulldown",
|
|
"Tobias Diedrich <ranma+mplayer@tdiedrich.de>",
|
|
"",
|
|
open,
|
|
NULL
|
|
};
|