diff options
Diffstat (limited to 'video/filter/vf_softpulldown.c')
-rw-r--r-- | video/filter/vf_softpulldown.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/video/filter/vf_softpulldown.c b/video/filter/vf_softpulldown.c deleted file mode 100644 index 83670a2724..0000000000 --- a/video/filter/vf_softpulldown.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include "config.h" -#include "common/msg.h" - -#include "video/img_format.h" -#include "video/mp_image.h" -#include "vf.h" - -#include "video/memcpy_pic.h" - -struct vf_priv_s { - int state; - long long in; - long long out; - struct vf_detc_pts_buf ptsbuf; - int last_frame_duration; - struct mp_image *buffer; -}; - -static void copy_pic_field(struct mp_image *dmpi, struct mp_image *mpi, int f) -{ - for (int p = 0; p < dmpi->num_planes; p++) { - my_memcpy_pic(dmpi->planes[p] + dmpi->stride[p] * f, - mpi->planes[p] + mpi->stride[p] * f, - mpi->plane_w[p], mpi->plane_h[p] / 2, - dmpi->stride[p] * 2, mpi->stride[p] * 2); - } -} - -static int filter(struct vf_instance *vf, struct mp_image *mpi) -{ - if (!mpi) - return 0; - - int flags = mpi->fields; - int state = vf->priv->state; - struct vf_priv_s *p = vf->priv; - - if (!p->buffer || p->buffer->w != mpi->w || p->buffer->h != mpi->h || - p->buffer->imgfmt != mpi->imgfmt) - { - mp_image_unrefp(&p->buffer); - p->buffer = mp_image_alloc(mpi->imgfmt, mpi->w, mpi->h); - talloc_steal(vf, p->buffer); - if (!p->buffer) - goto failed; // OOM - } - mp_image_copy_attributes(p->buffer, mpi); - - struct mp_image *dmpi = p->buffer; - - vf->priv->in++; - - if ((state == 0 && - !(flags & MP_IMGFIELD_TOP_FIRST)) || - (state == 1 && - flags & MP_IMGFIELD_TOP_FIRST)) { - MP_WARN(vf, "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) { - struct mp_image *new = mp_image_new_ref(mpi); - if (!new) - goto failed; - new->pts = vf_softpulldown_adjust_pts(&vf->priv->ptsbuf, mpi->pts, 0, 0, vf->priv->last_frame_duration); - vf_add_output_frame(vf, new); - vf->priv->out++; - if (flags & MP_IMGFIELD_REPEAT_FIRST) { - copy_pic_field(dmpi, mpi, 0); - state=1; - } - } else { - copy_pic_field(dmpi, mpi, 1); - struct mp_image *new = mp_image_new_ref(mpi); - if (!new) - goto failed; - new->pts = vf_softpulldown_adjust_pts(&vf->priv->ptsbuf, mpi->pts, 0, 0, vf->priv->last_frame_duration); - vf_add_output_frame(vf, new); - vf->priv->out++; - if (flags & MP_IMGFIELD_REPEAT_FIRST) { - struct mp_image *new2 = mp_image_new_ref(mpi); - if (new2) { - new2->pts = vf_softpulldown_adjust_pts(&vf->priv->ptsbuf, mpi->pts, 0, 0, 3); - vf_add_output_frame(vf, new2); - } - vf->priv->out++; - vf->priv->state=0; - } else { - copy_pic_field(dmpi, mpi, 0); - } - } - - vf->priv->state = state; - if (flags & MP_IMGFIELD_REPEAT_FIRST) - vf->priv->last_frame_duration = 3; - else - vf->priv->last_frame_duration = 2; - - talloc_free(mpi); - - return 0; -failed: - talloc_free(mpi); - return -1; -} - -static int control(vf_instance_t *vf, int request, void *data) -{ - switch (request) { - case VFCTRL_SEEK_RESET: - vf_detc_init_pts_buf(&vf->priv->ptsbuf); - return CONTROL_OK; - } - return CONTROL_UNKNOWN; -} - -static void uninit(struct vf_instance *vf) -{ - MP_INFO(vf, "softpulldown: %lld frames in, %lld frames out\n", vf->priv->in, vf->priv->out); - free(vf->priv); -} - -static int query_format(struct vf_instance *vf, unsigned int fmt) -{ - struct mp_imgfmt_desc desc = mp_imgfmt_get_desc(fmt); - if (!(desc.flags & MP_IMGFLAG_YUV_P)) - return 0; - if (desc.plane_bits != 8) - return 0; - return vf_next_query_format(vf, fmt); -} - -static int vf_open(vf_instance_t *vf) -{ - vf->filter_ext = filter; - vf->control = control; - vf->uninit = uninit; - vf->query_format = query_format; - vf->priv = calloc(1, sizeof(struct vf_priv_s)); - vf->priv->last_frame_duration = 2; - vf_detc_init_pts_buf(&vf->priv->ptsbuf); - return 1; -} - -const vf_info_t vf_info_softpulldown = { - .description = "mpeg2 soft 3:2 pulldown", - .name = "softpulldown", - .open = vf_open, -}; |