mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 07:12:39 +00:00
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/*
|
|
* This file is part of mpv.
|
|
*
|
|
* mpv 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.
|
|
*
|
|
* mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef MPLAYER_TVI_DEF_H
|
|
#define MPLAYER_TVI_DEF_H
|
|
|
|
#include <stdlib.h> /* malloc */
|
|
#include <string.h> /* memset */
|
|
#include "video/img_fourcc.h"
|
|
#include "tv.h"
|
|
|
|
static int init(priv_t *priv);
|
|
static int uninit(priv_t *priv);
|
|
static int do_control(priv_t *priv, int cmd, void *arg);
|
|
static int start(priv_t *priv);
|
|
static double grab_video_frame(priv_t *priv, char *buffer, int len);
|
|
static int get_video_framesize(priv_t *priv);
|
|
static double grab_audio_frame(priv_t *priv, char *buffer, int len);
|
|
static int get_audio_framesize(priv_t *priv);
|
|
|
|
static const tvi_functions_t functions =
|
|
{
|
|
init,
|
|
uninit,
|
|
do_control,
|
|
start,
|
|
grab_video_frame,
|
|
get_video_framesize,
|
|
grab_audio_frame,
|
|
get_audio_framesize
|
|
};
|
|
|
|
/**
|
|
Fills video frame in given buffer with blue color for yv12,i420,uyvy,yuy2.
|
|
Other formats will be filled with 0xC0
|
|
*/
|
|
static inline void fill_blank_frame(char* buffer,int len,int fmt){
|
|
int i;
|
|
// RGB(0,0,255) <-> YVU(41,110,240)
|
|
|
|
switch(fmt){
|
|
case MP_FOURCC_YV12:
|
|
memset(buffer, 41,4*len/6); //Y
|
|
memset(buffer+4*len/6, 110,len/6);//V
|
|
memset(buffer+5*len/6, 240,len/6);//U
|
|
break;
|
|
case MP_FOURCC_I420:
|
|
memset(buffer, 41,4*len/6); //Y
|
|
memset(buffer+4*len/6, 240,len/6);//U
|
|
memset(buffer+5*len/6, 110,len/6);//V
|
|
break;
|
|
case MP_FOURCC_UYVY:
|
|
for(i=0;i<len;i+=4){
|
|
buffer[i]=0xFF;
|
|
buffer[i+1]=0;
|
|
buffer[i+2]=0;
|
|
buffer[i+3]=0;
|
|
}
|
|
break;
|
|
case MP_FOURCC_YUY2:
|
|
for(i=0;i<len;i+=4){
|
|
buffer[i]=0;
|
|
buffer[i+1]=0xFF;
|
|
buffer[i+2]=0;
|
|
buffer[i+3]=0;
|
|
}
|
|
break;
|
|
case MP_FOURCC_MJPEG:
|
|
/*
|
|
This is compressed format. I don't know yet how to fill such frame with blue color.
|
|
Keeping frame unchanged.
|
|
*/
|
|
break;
|
|
default:
|
|
memset(buffer,0xC0,len);
|
|
}
|
|
}
|
|
|
|
#endif /* MPLAYER_TVI_DEF_H */
|