diff options
Diffstat (limited to 'libmpcodecs/vf_sub.c')
-rw-r--r-- | libmpcodecs/vf_sub.c | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/libmpcodecs/vf_sub.c b/libmpcodecs/vf_sub.c deleted file mode 100644 index 2d5de3a7ba..0000000000 --- a/libmpcodecs/vf_sub.c +++ /dev/null @@ -1,309 +0,0 @@ -/* - * Copyright (C) 2006 Evgeniy Stepanov <eugeni.stepanov@gmail.com> - * - * 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 "config.h" - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <inttypes.h> -#include <assert.h> -#include <libavutil/common.h> - -#include "config.h" -#include "mp_msg.h" -#include "options.h" - -#include "img_format.h" -#include "mp_image.h" -#include "vf.h" -#include "sub/sub.h" -#include "sub/dec_sub.h" - -#include "libvo/fastmemcpy.h" -#include "libvo/csputils.h" - -#include "m_option.h" -#include "m_struct.h" - -static const struct vf_priv_s { - int outh, outw; - - unsigned int outfmt; - struct mp_csp_details csp; - - struct osd_state *osd; - struct mp_osd_res dim; -} vf_priv_dflt = { - .csp = MP_CSP_DETAILS_DEFAULTS, -}; - -static int config(struct vf_instance *vf, - int width, int height, int d_width, int d_height, - unsigned int flags, unsigned int outfmt) -{ - struct MPOpts *opts = vf->opts; - if (outfmt == IMGFMT_IF09) - return 0; - - vf->priv->outh = height + opts->ass_top_margin + opts->ass_bottom_margin; - vf->priv->outw = width; - - if (!opts->screen_size_x && !opts->screen_size_y) { - d_width = d_width * vf->priv->outw / width; - d_height = d_height * vf->priv->outh / height; - } - - double dar = (double)d_width / d_height; - double sar = (double)width / height; - - vf->priv->dim = (struct mp_osd_res) { - .w = vf->priv->outw, - .h = vf->priv->outh, - .mt = opts->ass_top_margin, - .mb = opts->ass_bottom_margin, - .display_par = sar / dar, - .video_par = dar / sar, - }; - - return vf_next_config(vf, vf->priv->outw, vf->priv->outh, d_width, - d_height, flags, outfmt); -} - -static void get_image(struct vf_instance *vf, mp_image_t *mpi) -{ - if (mpi->type == MP_IMGTYPE_IPB) - return; - if (mpi->flags & MP_IMGFLAG_PRESERVE) - return; - if (mpi->imgfmt != vf->priv->outfmt) - return; // colorspace differ - - // width never changes, always try full DR - mpi->priv = vf->dmpi = vf_get_image(vf->next, mpi->imgfmt, mpi->type, - mpi->flags | MP_IMGFLAG_READABLE, - FFMAX(mpi->width, vf->priv->outw), - FFMAX(mpi->height, vf->priv->outh)); - - if ((vf->dmpi->flags & MP_IMGFLAG_DRAW_CALLBACK) && - !(vf->dmpi->flags & MP_IMGFLAG_DIRECT)) { - mp_tmsg(MSGT_ASS, MSGL_INFO, "Full DR not possible, trying SLICES instead!\n"); - return; - } - - int tmargin = vf->opts->ass_top_margin; - // set up mpi as a cropped-down image of dmpi: - if (mpi->flags & MP_IMGFLAG_PLANAR) { - mpi->planes[0] = vf->dmpi->planes[0] + tmargin * vf->dmpi->stride[0]; - mpi->planes[1] = vf->dmpi->planes[1] + (tmargin >> mpi->chroma_y_shift) * vf->dmpi->stride[1]; - mpi->planes[2] = vf->dmpi->planes[2] + (tmargin >> mpi->chroma_y_shift) * vf->dmpi->stride[2]; - mpi->stride[1] = vf->dmpi->stride[1]; - mpi->stride[2] = vf->dmpi->stride[2]; - } else { - mpi->planes[0] = vf->dmpi->planes[0] + tmargin * vf->dmpi->stride[0]; - } - mpi->stride[0] = vf->dmpi->stride[0]; - mpi->width = vf->dmpi->width; - mpi->flags |= MP_IMGFLAG_DIRECT; - mpi->flags &= ~MP_IMGFLAG_DRAW_CALLBACK; -// vf->dmpi->flags&=~MP_IMGFLAG_DRAW_CALLBACK; -} - -static void blank(mp_image_t *mpi, int y1, int y2) -{ - int color[3] = {16, 128, 128}; // black (YUV) - int y; - unsigned char *dst; - int chroma_rows = (y2 - y1) >> mpi->chroma_y_shift; - - dst = mpi->planes[0] + y1 * mpi->stride[0]; - for (y = 0; y < y2 - y1; ++y) { - memset(dst, color[0], mpi->w); - dst += mpi->stride[0]; - } - dst = mpi->planes[1] + (y1 >> mpi->chroma_y_shift) * mpi->stride[1]; - for (y = 0; y < chroma_rows; ++y) { - memset(dst, color[1], mpi->chroma_width); - dst += mpi->stride[1]; - } - dst = mpi->planes[2] + (y1 >> mpi->chroma_y_shift) * mpi->stride[2]; - for (y = 0; y < chroma_rows; ++y) { - memset(dst, color[2], mpi->chroma_width); - dst += mpi->stride[2]; - } -} - -static int prepare_image(struct vf_instance *vf, mp_image_t *mpi) -{ - struct MPOpts *opts = vf->opts; - int tmargin = opts->ass_top_margin; - if (mpi->flags & MP_IMGFLAG_DIRECT - || mpi->flags & MP_IMGFLAG_DRAW_CALLBACK) { - vf->dmpi = mpi->priv; - if (!vf->dmpi) { - mp_tmsg(MSGT_ASS, MSGL_WARN, "Why do we get NULL??\n"); - return 0; - } - mpi->priv = NULL; - // we've used DR, so we're ready... - if (tmargin) - blank(vf->dmpi, 0, tmargin); - if (opts->ass_bottom_margin) - blank(vf->dmpi, vf->priv->outh - opts->ass_bottom_margin, - vf->priv->outh); - if (!(mpi->flags & MP_IMGFLAG_PLANAR)) - vf->dmpi->planes[1] = mpi->planes[1]; // passthrough rgb8 palette - return 0; - } - - // hope we'll get DR buffer: - vf->dmpi = vf_get_image(vf->next, vf->priv->outfmt, MP_IMGTYPE_TEMP, - MP_IMGFLAG_ACCEPT_STRIDE | MP_IMGFLAG_READABLE, - vf->priv->outw, vf->priv->outh); - - // copy mpi->dmpi... - if (mpi->flags & MP_IMGFLAG_PLANAR) { - memcpy_pic(vf->dmpi->planes[0] + tmargin * vf->dmpi->stride[0], - mpi->planes[0], - mpi->w, - mpi->h, - vf->dmpi->stride[0], - mpi->stride[0]); - memcpy_pic(vf->dmpi->planes[1] + (tmargin >> mpi->chroma_y_shift) * vf->dmpi->stride[1], - mpi->planes[1], - mpi->w >> mpi->chroma_x_shift, - mpi->h >> mpi->chroma_y_shift, - vf->dmpi->stride[1], - mpi->stride[1]); - memcpy_pic(vf->dmpi->planes[2] + (tmargin >> mpi->chroma_y_shift) * vf->dmpi->stride[2], - mpi->planes[2], - mpi->w >> mpi->chroma_x_shift, - mpi->h >> mpi->chroma_y_shift, - vf->dmpi->stride[2], - mpi->stride[2]); - } else { - memcpy_pic(vf->dmpi->planes[0] + tmargin * vf->dmpi->stride[0], - mpi->planes[0], - mpi->w * (vf->dmpi->bpp / 8), - mpi->h, - vf->dmpi->stride[0], - mpi->stride[0]); - vf->dmpi->planes[1] = mpi->planes[1]; // passthrough rgb8 palette - } - if (tmargin) - blank(vf->dmpi, 0, tmargin); - if (opts->ass_bottom_margin) - blank(vf->dmpi, vf->priv->outh - opts->ass_bottom_margin, - vf->priv->outh); - return 0; -} - -static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts) -{ - struct vf_priv_s *priv = vf->priv; - struct osd_state *osd = priv->osd; - - prepare_image(vf, mpi); - mp_image_set_colorspace_details(mpi, &priv->csp); - - if (pts != MP_NOPTS_VALUE) - osd_draw_on_image(osd, priv->dim, pts, OSD_DRAW_SUB_FILTER, vf->dmpi); - - return vf_next_put_image(vf, vf->dmpi, pts); -} - -static int query_format(struct vf_instance *vf, unsigned int fmt) -{ - switch (fmt) { - case IMGFMT_YV12: - case IMGFMT_I420: - case IMGFMT_IYUV: - return vf_next_query_format(vf, vf->priv->outfmt); - } - return 0; -} - -static int control(vf_instance_t *vf, int request, void *data) -{ - switch (request) { - case VFCTRL_SET_OSD_OBJ: - vf->priv->osd = data; - break; - case VFCTRL_INIT_OSD: - return CONTROL_TRUE; - case VFCTRL_SET_YUV_COLORSPACE: { - struct mp_csp_details colorspace = *(struct mp_csp_details *)data; - vf->priv->csp = colorspace; - break; - } - } - return vf_next_control(vf, request, data); -} - -static void uninit(struct vf_instance *vf) -{ - free(vf->priv); -} - -static const unsigned int fmt_list[] = { - IMGFMT_YV12, - IMGFMT_I420, - IMGFMT_IYUV, - 0 -}; - -static int vf_open(vf_instance_t *vf, char *args) -{ - vf->priv->outfmt = vf_match_csp(&vf->next, fmt_list, IMGFMT_YV12); - if (!vf->priv->outfmt) { - uninit(vf); - return 0; - } - - vf->config = config; - vf->query_format = query_format; - vf->uninit = uninit; - vf->control = control; - vf->get_image = get_image; - vf->put_image = put_image; - vf->default_caps = VFCAP_OSD; - return 1; -} - -#define ST_OFF(f) M_ST_OFF(struct vf_priv_s, f) -static const m_option_t vf_opts_fields[] = { - {NULL, NULL, 0, 0, 0, 0, NULL} -}; - -static const m_struct_t vf_opts = { - "sub", - sizeof(struct vf_priv_s), - &vf_priv_dflt, - vf_opts_fields -}; - -const vf_info_t vf_info_sub = { - "Render subtitles", - "sub", - "Evgeniy Stepanov", - "", - vf_open, - &vf_opts -}; |