mirror of https://github.com/mpv-player/mpv
720 lines
22 KiB
C
720 lines
22 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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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 <assert.h>
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#include <sys/types.h>
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#include <libavutil/common.h>
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#include <libavutil/mem.h>
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#include "config.h"
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#include "common/global.h"
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#include "common/msg.h"
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#include "options/m_option.h"
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#include "options/m_config.h"
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#include "options/options.h"
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#include "video/img_format.h"
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#include "video/mp_image.h"
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#include "video/mp_image_pool.h"
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#include "vf.h"
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#include "video/memcpy_pic.h"
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extern const vf_info_t vf_info_crop;
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extern const vf_info_t vf_info_expand;
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extern const vf_info_t vf_info_pp;
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extern const vf_info_t vf_info_scale;
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extern const vf_info_t vf_info_format;
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extern const vf_info_t vf_info_noformat;
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extern const vf_info_t vf_info_flip;
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extern const vf_info_t vf_info_rotate;
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extern const vf_info_t vf_info_mirror;
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extern const vf_info_t vf_info_noise;
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extern const vf_info_t vf_info_eq;
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extern const vf_info_t vf_info_gradfun;
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extern const vf_info_t vf_info_unsharp;
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extern const vf_info_t vf_info_swapuv;
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extern const vf_info_t vf_info_hqdn3d;
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extern const vf_info_t vf_info_ilpack;
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extern const vf_info_t vf_info_dsize;
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extern const vf_info_t vf_info_softpulldown;
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extern const vf_info_t vf_info_pullup;
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extern const vf_info_t vf_info_delogo;
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extern const vf_info_t vf_info_phase;
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extern const vf_info_t vf_info_divtc;
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extern const vf_info_t vf_info_screenshot;
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extern const vf_info_t vf_info_sub;
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extern const vf_info_t vf_info_yadif;
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extern const vf_info_t vf_info_stereo3d;
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extern const vf_info_t vf_info_dlopen;
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extern const vf_info_t vf_info_lavfi;
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extern const vf_info_t vf_info_vaapi;
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extern const vf_info_t vf_info_vapoursynth;
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// list of available filters:
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static const vf_info_t *const filter_list[] = {
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&vf_info_crop,
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&vf_info_expand,
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&vf_info_scale,
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&vf_info_format,
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&vf_info_noformat,
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&vf_info_flip,
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&vf_info_rotate,
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&vf_info_mirror,
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#if HAVE_LIBPOSTPROC
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&vf_info_pp,
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#endif
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#if HAVE_LIBAVFILTER
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&vf_info_lavfi,
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#endif
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&vf_info_screenshot,
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&vf_info_noise,
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&vf_info_eq,
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&vf_info_gradfun,
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&vf_info_unsharp,
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&vf_info_swapuv,
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&vf_info_hqdn3d,
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&vf_info_ilpack,
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&vf_info_dsize,
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&vf_info_softpulldown,
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&vf_info_pullup,
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&vf_info_delogo,
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&vf_info_phase,
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&vf_info_divtc,
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&vf_info_sub,
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&vf_info_yadif,
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&vf_info_stereo3d,
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#if HAVE_DLOPEN
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&vf_info_dlopen,
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#endif
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#if HAVE_VAPOURSYNTH
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&vf_info_vapoursynth,
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#endif
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#if HAVE_VAAPI_VPP
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&vf_info_vaapi,
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#endif
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NULL
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};
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static bool get_desc(struct m_obj_desc *dst, int index)
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{
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if (index >= MP_ARRAY_SIZE(filter_list) - 1)
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return false;
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const vf_info_t *vf = filter_list[index];
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*dst = (struct m_obj_desc) {
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.name = vf->name,
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.description = vf->description,
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.priv_size = vf->priv_size,
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.priv_defaults = vf->priv_defaults,
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.options = vf->options,
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.p = vf,
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.print_help = vf->print_help,
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};
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return true;
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}
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// For the vf option
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const struct m_obj_list vf_obj_list = {
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.get_desc = get_desc,
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.description = "video filters",
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};
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// Try the cmd on each filter (starting with the first), and stop at the first
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// filter which does not return CONTROL_UNKNOWN for it.
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int vf_control_any(struct vf_chain *c, int cmd, void *arg)
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{
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for (struct vf_instance *cur = c->first; cur; cur = cur->next) {
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if (cur->control) {
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int r = cur->control(cur, cmd, arg);
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if (r != CONTROL_UNKNOWN)
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return r;
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}
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}
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return CONTROL_UNKNOWN;
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}
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int vf_control_by_label(struct vf_chain *c,int cmd, void *arg, bstr label)
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{
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char *label_str = bstrdup0(NULL, label);
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struct vf_instance *cur = vf_find_by_label(c, label_str);
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talloc_free(label_str);
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if (cur)
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return cur->control(cur, cmd, arg);
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else
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return CONTROL_UNKNOWN;
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}
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static void vf_fix_img_params(struct mp_image *img, struct mp_image_params *p)
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{
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// Filters must absolutely set these correctly.
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assert(img->w == p->w && img->h == p->h);
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assert(img->imgfmt == p->imgfmt);
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// Too many things don't set this correctly.
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// If --colormatrix is used, decoder and filter chain disagree too.
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// In general, it's probably more convenient to force these here,
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// instead of requiring filters to set these correctly.
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img->colorspace = p->colorspace;
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img->levels = p->colorlevels;
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img->chroma_location = p->chroma_location;
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mp_image_set_display_size(img, p->d_w, p->d_h);
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}
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// Get a new image for filter output, with size and pixel format according to
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// the last vf_config call.
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struct mp_image *vf_alloc_out_image(struct vf_instance *vf)
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{
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struct mp_image_params *p = &vf->fmt_out;
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assert(p->imgfmt);
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struct mp_image *img = mp_image_pool_get(vf->out_pool, p->imgfmt, p->w, p->h);
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vf_fix_img_params(img, p);
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return img;
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}
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void vf_make_out_image_writeable(struct vf_instance *vf, struct mp_image *img)
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{
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struct mp_image_params *p = &vf->fmt_out;
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assert(p->imgfmt);
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assert(p->imgfmt == img->imgfmt);
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assert(p->w == img->w && p->h == img->h);
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mp_image_pool_make_writeable(vf->out_pool, img);
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}
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//============================================================================
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// The default callback assumes all formats are passed through.
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static int vf_default_query_format(struct vf_instance *vf, unsigned int fmt)
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{
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return vf_next_query_format(vf, fmt);
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}
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static void print_fmt(struct mp_log *log, int msglevel, struct mp_image_params *p)
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{
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if (p && p->imgfmt) {
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mp_msg(log, msglevel, "%dx%d", p->w, p->h);
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if (p->w != p->d_w || p->h != p->d_h)
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mp_msg(log, msglevel, "->%dx%d", p->d_w, p->d_h);
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mp_msg(log, msglevel, " %s", mp_imgfmt_to_name(p->imgfmt));
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mp_msg(log, msglevel, " %s/%s", mp_csp_names[p->colorspace],
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mp_csp_levels_names[p->colorlevels]);
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} else {
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mp_msg(log, msglevel, "???");
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}
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}
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void vf_print_filter_chain(struct vf_chain *c, int msglevel)
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{
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if (!mp_msg_test(c->log, msglevel))
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return;
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for (vf_instance_t *f = c->first; f; f = f->next) {
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mp_msg(c->log, msglevel, " [%s] ", f->info->name);
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print_fmt(c->log, msglevel, &f->fmt_out);
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mp_msg(c->log, msglevel, "\n");
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}
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}
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static struct vf_instance *vf_open(struct vf_chain *c, const char *name,
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char **args)
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{
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struct m_obj_desc desc;
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if (!m_obj_list_find(&desc, &vf_obj_list, bstr0(name))) {
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MP_ERR(c, "Couldn't find video filter '%s'.\n", name);
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return NULL;
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}
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vf_instance_t *vf = talloc_zero(NULL, struct vf_instance);
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*vf = (vf_instance_t) {
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.info = desc.p,
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.log = mp_log_new(vf, c->log, name),
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.hwdec = c->hwdec,
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.query_format = vf_default_query_format,
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.out_pool = talloc_steal(vf, mp_image_pool_new(16)),
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};
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struct m_config *config = m_config_from_obj_desc(vf, vf->log, &desc);
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if (m_config_apply_defaults(config, name, c->opts->vf_defs) < 0)
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goto error;
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if (m_config_set_obj_params(config, args) < 0)
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goto error;
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vf->priv = config->optstruct;
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int retcode = vf->info->open(vf);
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if (retcode < 1)
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goto error;
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return vf;
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error:
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MP_ERR(c, "Creating filter '%s' failed.\n", name);
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talloc_free(vf);
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return NULL;
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}
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static vf_instance_t *vf_open_filter(struct vf_chain *c, const char *name,
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char **args)
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{
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int i, l = 0;
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for (i = 0; args && args[2 * i]; i++)
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l += 1 + strlen(args[2 * i]) + 1 + strlen(args[2 * i + 1]);
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l += strlen(name);
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char str[l + 1];
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char *p = str;
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p += sprintf(str, "%s", name);
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for (i = 0; args && args[2 * i]; i++)
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p += sprintf(p, " %s=%s", args[2 * i], args[2 * i + 1]);
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MP_INFO(c, "Opening video filter: [%s]\n", str);
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return vf_open(c, name, args);
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}
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struct vf_instance *vf_append_filter(struct vf_chain *c, const char *name,
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char **args)
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{
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struct vf_instance *vf = vf_open_filter(c, name, args);
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if (vf) {
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// Insert it before the last filter, which is the "out" pseudo-filter
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// (But after the "in" pseudo-filter)
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struct vf_instance **pprev = &c->first->next;
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while (*pprev && (*pprev)->next)
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pprev = &(*pprev)->next;
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vf->next = *pprev ? *pprev : NULL;
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*pprev = vf;
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}
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return vf;
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}
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int vf_append_filter_list(struct vf_chain *c, struct m_obj_settings *list)
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{
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for (int n = 0; list && list[n].name; n++) {
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struct vf_instance *vf =
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vf_append_filter(c, list[n].name, list[n].attribs);
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if (vf) {
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if (list[n].label) {
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vf->label = talloc_strdup(vf, list[n].label);
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} else {
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for (int i = 0; i < 100; i++) {
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char* label = talloc_asprintf(vf, "%s.%02d", list[n].name, i);
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if (vf_find_by_label(c, label)) {
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talloc_free(label);
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} else {
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vf->label = label;
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break;
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}
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}
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}
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}
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}
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return 0;
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}
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// Used by filters to add a filtered frame to the output queue.
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// Ownership of img is transferred from caller to the filter chain.
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void vf_add_output_frame(struct vf_instance *vf, struct mp_image *img)
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{
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if (img) {
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vf_fix_img_params(img, &vf->fmt_out);
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MP_TARRAY_APPEND(vf, vf->out_queued, vf->num_out_queued, img);
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}
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}
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static struct mp_image *vf_dequeue_output_frame(struct vf_instance *vf)
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{
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struct mp_image *res = NULL;
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if (vf->num_out_queued) {
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res = vf->out_queued[0];
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MP_TARRAY_REMOVE_AT(vf->out_queued, vf->num_out_queued, 0);
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}
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return res;
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}
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static int vf_do_filter(struct vf_instance *vf, struct mp_image *img)
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{
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assert(vf->fmt_in.imgfmt);
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vf_fix_img_params(img, &vf->fmt_in);
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if (vf->filter_ext) {
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return vf->filter_ext(vf, img);
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} else {
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if (vf->filter)
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img = vf->filter(vf, img);
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vf_add_output_frame(vf, img);
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return 0;
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}
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}
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// Input a frame into the filter chain. Ownership of img is transferred.
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// Return >= 0 on success, < 0 on failure (even if output frames were produced)
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int vf_filter_frame(struct vf_chain *c, struct mp_image *img)
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{
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if (c->initialized < 1) {
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talloc_free(img);
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return -1;
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}
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return vf_do_filter(c->first, img);
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}
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// Output the next queued image (if any) from the full filter chain.
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struct mp_image *vf_output_queued_frame(struct vf_chain *c)
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{
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if (c->initialized < 1)
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return NULL;
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while (1) {
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struct vf_instance *last = NULL;
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for (struct vf_instance * cur = c->first; cur; cur = cur->next) {
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if (cur->num_out_queued)
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last = cur;
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}
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if (!last)
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return NULL;
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struct mp_image *img = vf_dequeue_output_frame(last);
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if (!last->next)
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return img;
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vf_do_filter(last->next, img);
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}
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}
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static void vf_forget_frames(struct vf_instance *vf)
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{
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for (int n = 0; n < vf->num_out_queued; n++)
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talloc_free(vf->out_queued[n]);
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vf->num_out_queued = 0;
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}
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void vf_seek_reset(struct vf_chain *c)
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{
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for (struct vf_instance *cur = c->first; cur; cur = cur->next) {
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if (cur->control)
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cur->control(cur, VFCTRL_SEEK_RESET, NULL);
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vf_forget_frames(cur);
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}
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}
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int vf_next_config(struct vf_instance *vf,
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int width, int height, int d_width, int d_height,
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unsigned int voflags, unsigned int outfmt)
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{
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vf->fmt_out = (struct mp_image_params) {
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.imgfmt = outfmt,
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.w = width,
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.h = height,
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.d_w = d_width,
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.d_h = d_height,
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.colorspace = vf->fmt_in.colorspace,
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.colorlevels = vf->fmt_in.colorlevels,
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.chroma_location = vf->fmt_in.chroma_location,
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.outputlevels = vf->fmt_in.outputlevels,
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};
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return 1;
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}
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int vf_next_query_format(struct vf_instance *vf, unsigned int fmt)
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{
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return fmt >= IMGFMT_START && fmt < IMGFMT_END
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? vf->last_outfmts[fmt - IMGFMT_START] : 0;
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}
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// Mark accepted input formats in fmts[]. Note that ->query_format will
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// typically (but not always) call vf_next_query_format() to check whether
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// an output format is supported.
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static void query_formats(uint8_t *fmts, struct vf_instance *vf)
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{
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for (int n = IMGFMT_START; n < IMGFMT_END; n++)
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fmts[n - IMGFMT_START] = vf->query_format(vf, n);
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}
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static bool is_conv_filter(struct vf_instance *vf)
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{
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return vf && strcmp(vf->info->name, "scale") == 0;
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}
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static void update_formats(struct vf_chain *c, struct vf_instance *vf,
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uint8_t *fmts)
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{
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if (vf->next)
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update_formats(c, vf->next, vf->last_outfmts);
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query_formats(fmts, vf);
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bool has_in = false, has_out = false;
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for (int n = IMGFMT_START; n < IMGFMT_END; n++) {
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has_in |= !!fmts[n - IMGFMT_START];
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has_out |= !!vf->last_outfmts[n - IMGFMT_START];
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}
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if (has_out && !has_in && !is_conv_filter(vf) &&
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!is_conv_filter(vf->next))
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{
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// If there are output formats, but no input formats (meaning the
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// filters after vf work, but vf can't output any format the filters
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// after it accept), try to insert a conversion filter.
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MP_INFO(c, "Using conversion filter.\n");
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struct vf_instance *conv = vf_open(c, "scale", NULL);
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if (conv) {
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conv->next = vf->next;
|
|
vf->next = conv;
|
|
update_formats(c, conv, vf->last_outfmts);
|
|
query_formats(fmts, vf);
|
|
}
|
|
}
|
|
for (int n = IMGFMT_START; n < IMGFMT_END; n++)
|
|
has_in |= !!fmts[n - IMGFMT_START];
|
|
if (!has_in) {
|
|
// Pretend all out formats work. All this does it getting better
|
|
// error messages in some cases, so we can configure all filter
|
|
// until it fails, which will be visible in vf_print_filter_chain().
|
|
for (int n = IMGFMT_START; n < IMGFMT_END; n++)
|
|
vf->last_outfmts[n - IMGFMT_START] = VFCAP_CSP_SUPPORTED;
|
|
query_formats(fmts, vf);
|
|
}
|
|
}
|
|
|
|
static int vf_reconfig_wrapper(struct vf_instance *vf,
|
|
const struct mp_image_params *p)
|
|
{
|
|
vf_forget_frames(vf);
|
|
if (vf->out_pool)
|
|
mp_image_pool_clear(vf->out_pool);
|
|
|
|
if (!vf->query_format(vf, p->imgfmt))
|
|
return -2;
|
|
|
|
vf->fmt_out = vf->fmt_in = *p;
|
|
|
|
int r;
|
|
if (vf->reconfig) {
|
|
r = vf->reconfig(vf, &vf->fmt_in, &vf->fmt_out);
|
|
} else if (vf->config) {
|
|
r = vf->config(vf, p->w, p->h, p->d_w, p->d_h, 0, p->imgfmt) ? 0 : -1;
|
|
} else {
|
|
r = 0;
|
|
}
|
|
|
|
if (!mp_image_params_equals(&vf->fmt_in, p))
|
|
r = -2;
|
|
|
|
// Fix csp in case of pixel format change
|
|
if (r >= 0)
|
|
mp_image_params_guess_csp(&vf->fmt_out);
|
|
|
|
return r;
|
|
}
|
|
|
|
int vf_reconfig(struct vf_chain *c, const struct mp_image_params *params)
|
|
{
|
|
struct mp_image_params cur = *params;
|
|
int r = 0;
|
|
c->first->fmt_in = *params;
|
|
uint8_t unused[IMGFMT_END - IMGFMT_START];
|
|
update_formats(c, c->first, unused);
|
|
for (struct vf_instance *vf = c->first; vf; vf = vf->next) {
|
|
r = vf_reconfig_wrapper(vf, &cur);
|
|
if (r < 0)
|
|
break;
|
|
cur = vf->fmt_out;
|
|
}
|
|
if (r >= 0)
|
|
c->output_params = cur;
|
|
c->initialized = r < 0 ? -1 : 1;
|
|
int loglevel = r < 0 ? MSGL_WARN : MSGL_V;
|
|
if (r == -2)
|
|
MP_ERR(c, "Image formats incompatible.\n");
|
|
mp_msg(c->log, loglevel, "Video filter chain:\n");
|
|
vf_print_filter_chain(c, loglevel);
|
|
return r;
|
|
}
|
|
|
|
struct vf_instance *vf_find_by_label(struct vf_chain *c, const char *label)
|
|
{
|
|
struct vf_instance *vf = c->first;
|
|
while (vf) {
|
|
if (vf->label && label && strcmp(vf->label, label) == 0)
|
|
return vf;
|
|
vf = vf->next;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void vf_uninit_filter(vf_instance_t *vf)
|
|
{
|
|
if (vf->uninit)
|
|
vf->uninit(vf);
|
|
vf_forget_frames(vf);
|
|
talloc_free(vf);
|
|
}
|
|
|
|
static int input_query_format(struct vf_instance *vf, unsigned int fmt)
|
|
{
|
|
// Setting fmt_in is guaranteed by vf_reconfig().
|
|
if (fmt == vf->fmt_in.imgfmt)
|
|
return vf_next_query_format(vf, fmt);
|
|
return 0;
|
|
}
|
|
|
|
static int output_query_format(struct vf_instance *vf, unsigned int fmt)
|
|
{
|
|
struct vf_chain *c = (void *)vf->priv;
|
|
if (fmt >= IMGFMT_START && fmt < IMGFMT_END)
|
|
return c->allowed_output_formats[fmt - IMGFMT_START];
|
|
return 0;
|
|
}
|
|
|
|
struct vf_chain *vf_new(struct mpv_global *global)
|
|
{
|
|
struct vf_chain *c = talloc_ptrtype(NULL, c);
|
|
*c = (struct vf_chain){
|
|
.opts = global->opts,
|
|
.log = mp_log_new(c, global->log, "!vf"),
|
|
.global = global,
|
|
};
|
|
static const struct vf_info in = { .name = "in" };
|
|
c->first = talloc(c, struct vf_instance);
|
|
*c->first = (struct vf_instance) {
|
|
.info = &in,
|
|
.query_format = input_query_format,
|
|
};
|
|
static const struct vf_info out = { .name = "out" };
|
|
c->first->next = talloc(c, struct vf_instance);
|
|
*c->first->next = (struct vf_instance) {
|
|
.info = &out,
|
|
.query_format = output_query_format,
|
|
.priv = (void *)c,
|
|
};
|
|
return c;
|
|
}
|
|
|
|
void vf_destroy(struct vf_chain *c)
|
|
{
|
|
if (!c)
|
|
return;
|
|
while (c->first) {
|
|
vf_instance_t *vf = c->first;
|
|
c->first = vf->next;
|
|
vf_uninit_filter(vf);
|
|
}
|
|
talloc_free(c);
|
|
}
|
|
|
|
// When changing the size of an image that had old_w/old_h with
|
|
// DAR *d_width/*d_height to the new size new_w/new_h, adjust
|
|
// *d_width/*d_height such that the new image has the same pixel aspect ratio.
|
|
void vf_rescale_dsize(int *d_width, int *d_height, int old_w, int old_h,
|
|
int new_w, int new_h)
|
|
{
|
|
*d_width = *d_width * new_w / old_w;
|
|
*d_height = *d_height * new_h / old_h;
|
|
}
|
|
|
|
// Set *d_width/*d_height to display aspect ratio with the givem source size
|
|
void vf_set_dar(int *d_w, int *d_h, int w, int h, double dar)
|
|
{
|
|
*d_w = w;
|
|
*d_h = h;
|
|
if (dar > 0.01) {
|
|
*d_w = h * dar + 0.5;
|
|
// we don't like horizontal downscale
|
|
if (*d_w < w) {
|
|
*d_w = w;
|
|
*d_h = w / dar + 0.5;
|
|
}
|
|
}
|
|
}
|
|
|
|
void vf_detc_init_pts_buf(struct vf_detc_pts_buf *p)
|
|
{
|
|
p->inpts_prev = MP_NOPTS_VALUE;
|
|
p->outpts_prev = MP_NOPTS_VALUE;
|
|
p->lastdelta = 0;
|
|
}
|
|
|
|
static double vf_detc_adjust_pts_internal(struct vf_detc_pts_buf *p,
|
|
double pts, bool reset_pattern,
|
|
bool skip_frame, double delta,
|
|
double boundfactor_minus,
|
|
double increasefactor,
|
|
double boundfactor_plus)
|
|
{
|
|
double newpts;
|
|
|
|
if (pts == MP_NOPTS_VALUE)
|
|
return pts;
|
|
|
|
if (delta <= 0) {
|
|
if (p->inpts_prev == MP_NOPTS_VALUE)
|
|
delta = 0;
|
|
else if (pts == p->inpts_prev)
|
|
delta = p->lastdelta;
|
|
else
|
|
delta = pts - p->inpts_prev;
|
|
}
|
|
p->inpts_prev = pts;
|
|
p->lastdelta = delta;
|
|
|
|
if (skip_frame)
|
|
return MP_NOPTS_VALUE;
|
|
|
|
/* detect bogus deltas and then passthru pts (possibly caused by seeking,
|
|
* or bad input) */
|
|
if (p->outpts_prev == MP_NOPTS_VALUE || reset_pattern || delta <= 0.0 ||
|
|
delta >= 0.5)
|
|
newpts = pts;
|
|
else {
|
|
// turn 5 frames into 4
|
|
newpts = p->outpts_prev + delta * increasefactor;
|
|
|
|
// bound to input pts in a sensible way; these numbers come because we
|
|
// map frames the following way when ivtc'ing:
|
|
// 0/30 -> 0/24 diff=0
|
|
// 1/30 -> 1/24 diff=1/120
|
|
// 2/30 -> -
|
|
// 3/30 -> 2/24 diff=-1/60
|
|
// 4/30 -> 3/24 diff=-1/120
|
|
if (newpts < pts - delta * boundfactor_minus)
|
|
newpts = pts - delta * boundfactor_minus;
|
|
if (newpts > pts + delta * boundfactor_plus)
|
|
newpts = pts + delta * boundfactor_plus;
|
|
if (newpts < p->outpts_prev)
|
|
newpts = p->outpts_prev; // damage control
|
|
}
|
|
p->outpts_prev = newpts;
|
|
|
|
return newpts;
|
|
}
|
|
|
|
double vf_detc_adjust_pts(struct vf_detc_pts_buf *p, double pts,
|
|
bool reset_pattern, bool skip_frame)
|
|
{
|
|
// standard telecine (see above)
|
|
return vf_detc_adjust_pts_internal(p, pts, reset_pattern, skip_frame,
|
|
0, 0.5, 1.25, 0.25);
|
|
}
|
|
|
|
double vf_softpulldown_adjust_pts(struct vf_detc_pts_buf *p, double pts,
|
|
bool reset_pattern, bool skip_frame,
|
|
int last_frame_duration)
|
|
{
|
|
// for the softpulldown filter we get:
|
|
// 0/60 -> 0/30
|
|
// 2/60 -> 1/30
|
|
// 5/60 -> 2/30
|
|
// 7/60 -> 3/30, 4/30
|
|
return vf_detc_adjust_pts_internal(p, pts, reset_pattern, skip_frame,
|
|
0, 1.0 / last_frame_duration,
|
|
2.0 / last_frame_duration,
|
|
1.0 / last_frame_duration);
|
|
}
|