mirror of
https://github.com/mpv-player/mpv
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104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
/*
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* based on video_out_null.c from mpeg2dec
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*
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* Copyright (C) Aaron Holtzman - June 2000
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*
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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 <errno.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "video_out.h"
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#include "libmpcodecs/vfcap.h"
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#include "libmpcodecs/mp_image.h"
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static int draw_slice(struct vo *vo, uint8_t *image[], int stride[],
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int w, int h, int x, int y)
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{
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return 0;
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}
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static void draw_osd(struct vo *vo, struct osd_state *osd)
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{
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}
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static void flip_page(struct vo *vo)
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{
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}
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static int query_format(struct vo *vo, uint32_t format)
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{
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if (IMGFMT_IS_HWACCEL(format))
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return 0;
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return VFCAP_CSP_SUPPORTED;
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}
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static int config(struct vo *vo, uint32_t width, uint32_t height,
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uint32_t d_width, uint32_t d_height, uint32_t flags,
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uint32_t format)
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{
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return 0;
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}
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static void uninit(struct vo *vo)
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{
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}
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static void check_events(struct vo *vo)
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{
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}
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static int preinit(struct vo *vo, const char *arg)
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{
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if (arg) {
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mp_tmsg(MSGT_VO, MSGL_WARN, "[VO_NULL] Unknown subdevice: %s.\n", arg);
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return ENOSYS;
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}
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return 0;
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}
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static int control(struct vo *vo, uint32_t request, void *data)
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{
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switch (request) {
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case VOCTRL_QUERY_FORMAT:
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return query_format(vo, *((uint32_t *)data));
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}
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return VO_NOTIMPL;
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}
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const struct vo_driver video_out_null = {
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.is_new = false,
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.info = &(const vo_info_t) {
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"Null video output",
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"null",
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"Aaron Holtzman <aholtzma@ess.engr.uvic.ca>",
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""
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},
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.preinit = preinit,
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.config = config,
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.control = control,
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.draw_slice = draw_slice,
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.draw_osd = draw_osd,
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.flip_page = flip_page,
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.check_events = check_events,
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.uninit = uninit,
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};
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