mirror of https://github.com/mpv-player/mpv
120 lines
2.7 KiB
C
120 lines
2.7 KiB
C
/*
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VIDIX accelerated overlay on black background
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should work on any OS
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TODO: implement blanking, aspect, geometry,fs etc.
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(C) Sascha Sommer
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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 <math.h>
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#include <errno.h>
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#include "config.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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#include "mp_msg.h"
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#include "vosub_vidix.h"
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#include "../vidix/vidixlib.h"
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static vo_info_t info = {
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"VIDIX",
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"cvidix",
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"Sascha Sommer",
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""
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};
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LIBVO_EXTERN(cvidix)
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#define UNUSED(x) ((void)(x)) /* Removes warning about unused arguments */
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/* VIDIX related */
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static char *vidix_name;
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static vidix_grkey_t gr_key;
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static uint32_t config(uint32_t width, uint32_t height, uint32_t d_width,uint32_t d_height, uint32_t flags, char *title, uint32_t format){
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if(vidix_init(width, height, 0, 0, d_width, d_height, format, 32, 640, 480))mp_msg(MSGT_VO, MSGL_FATAL, "Can't initialize VIDIX driver: %s\n", strerror(errno));
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/*set colorkey*/
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vidix_start();
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if(vidix_grkey_support()){
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vidix_grkey_get(&gr_key);
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gr_key.key_op = KEYS_PUT;
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gr_key.ckey.op = CKEY_TRUE;
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gr_key.ckey.red = gr_key.ckey.green = gr_key.ckey.blue = 0;
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vidix_grkey_set(&gr_key);
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}
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return 0;
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}
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static void check_events(void){
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}
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/* draw_osd, flip_page, draw_slice, draw_frame should be
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overwritten with vidix functions (vosub_vidix.c) */
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static void draw_osd(void){
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mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_osd!\n");
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return;
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}
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static void flip_page(void){
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mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix flip_page!\n");
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return;
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}
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static uint32_t draw_slice(uint8_t *src[], int stride[],int w, int h, int x, int y){
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UNUSED(src);
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UNUSED(stride);
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UNUSED(w);
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UNUSED(h);
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UNUSED(x);
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UNUSED(y);
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mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_slice!\n");
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return -1;
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}
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static uint32_t draw_frame(uint8_t *src[]){
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UNUSED(src);
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mp_msg(MSGT_VO, MSGL_FATAL, "vo_cvidix: error: didn't use vidix draw_frame!\n");
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return -1;
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}
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static uint32_t query_format(uint32_t format){
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return(vidix_query_fourcc(format));
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}
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static void uninit(void){
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if(!vo_config_count) return;
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vidix_term();
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if(vidix_name){
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free(vidix_name);
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vidix_name = NULL;
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}
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}
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static uint32_t preinit(const char *arg){
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if(arg)vidix_name = strdup(arg);
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else {
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mp_msg(MSGT_VO, MSGL_INFO, "vo_cvidix: No vidix driver name provided, probing available ones!\n");
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vidix_name = NULL;
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}
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if(vidix_preinit(vidix_name, &video_out_cvidix))return 1;
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return 0;
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}
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static uint32_t control(uint32_t request, void *data, ...){
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switch (request) {
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case VOCTRL_QUERY_FORMAT:
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return query_format(*((uint32_t*)data));
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}
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return vidix_control(request, data);
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}
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