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mpv/sub/spudec.h
wm4 3365514951 sub: allow rendering OSD in ASS image format directly, simplify
Before this commit, the OSD was drawn using libass, but the resulting
bitmaps were converted to the internal mplayer OSD format. We want to
get rid of the old OSD format, because it's monochrome, and can't even
be rendered directly using modern video output methods (like with
OpenGL/Direct3D/VDPAU).

Change it so that VOs can get the ASS images directly, without
additional conversions. (This also has the consequence that the OSD can
render colors now.) Currently, this is vo_gl3 only. The other VOs still
use the old method. Also, the old OSD format is still used for all VOs
with DVD subtitles (spudec).

Rewrite sub.c. Remove all the awkward flags and bounding boxes and
change detection things. It turns out that much of that isn't needed.

Move code related to converting subtitle images to img_convert.c. (It
has to be noted that all of these conversions were already done before
in some places, and that the new code actually makes less use of them.)
2012-10-16 07:26:30 +02:00

55 lines
2.8 KiB
C

/*
* 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.
*/
#ifndef MPLAYER_SPUDEC_H
#define MPLAYER_SPUDEC_H
#include <stdint.h>
struct sub_bitmaps;
void spudec_heartbeat(void *this, unsigned int pts100);
void spudec_assemble(void *this, unsigned char *packet, unsigned int len, int pts100);
void spudec_draw(void *this, void (*draw_alpha)(void *ctx, int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride), void *ctx);
void spudec_draw_scaled(void *this, unsigned int dxs, unsigned int dys, void (*draw_alpha)(void *ctx, int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride), void *ctx);
void spudec_get_bitmap(void *this, int w, int h, struct sub_bitmaps *res);
int spudec_apply_palette_crop(void *this, uint32_t palette, int sx, int ex, int sy, int ey);
void *spudec_new_scaled(unsigned int *palette, unsigned int frame_width, unsigned int frame_height, uint8_t *extradata, int extradata_len);
void *spudec_new(unsigned int *palette);
void spudec_free(void *this);
void spudec_reset(void *this); // called after seek
int spudec_visible(void *this); // check if spu is visible
void spudec_set_font_factor(void * this, double factor); // sets the equivalent to ffactor
int spudec_changed(void *this);
void spudec_calc_bbox(void *me, unsigned int dxs, unsigned int dys, unsigned int* bbox);
void spudec_set_forced_subs_only(void * const this, const unsigned int flag);
void spudec_set_paletted(void *this, const uint8_t *pal_img, int stride,
const void *palette,
int x, int y, int w, int h,
double pts, double endpts);
struct spu_packet_t *spudec_packet_create(int x, int y, int w, int h);
void spudec_packet_fill(struct spu_packet_t *packet,
const uint8_t *pal_img, int pal_stride,
const void *palette,
int x, int y, int w, int h);
void spudec_packet_send(void *spu, struct spu_packet_t *packet,
double pts, double endpts);
void spudec_packet_clear(struct spu_packet_t *packet);
#endif /* MPLAYER_SPUDEC_H */