mirror of
https://github.com/mpv-player/mpv
synced 2024-12-22 06:42:03 +00:00
c657594049
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@26788 b3059339-0415-0410-9bf9-f77b7e298cf2
115 lines
2.2 KiB
C
115 lines
2.2 KiB
C
/*
|
|
Only a sample!
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <stdio.h>
|
|
#include "libmpcodecs/img_format.h"
|
|
#include "tv.h"
|
|
|
|
static tvi_handle_t *tvi_init_dummy(tv_param_t* tv_param);
|
|
/* information about this file */
|
|
const tvi_info_t tvi_info_dummy = {
|
|
tvi_init_dummy,
|
|
"NULL-TV",
|
|
"dummy",
|
|
"alex",
|
|
NULL
|
|
};
|
|
|
|
/* private data's */
|
|
typedef struct {
|
|
int width;
|
|
int height;
|
|
} priv_t;
|
|
|
|
#include "tvi_def.h"
|
|
|
|
/* handler creator - entry point ! */
|
|
static tvi_handle_t *tvi_init_dummy(tv_param_t* tv_param)
|
|
{
|
|
return new_handle();
|
|
}
|
|
|
|
/* initialisation */
|
|
static int init(priv_t *priv)
|
|
{
|
|
priv->width = 320;
|
|
priv->height = 200;
|
|
return 1;
|
|
}
|
|
|
|
/* that's the real start, we'got the format parameters (checked with control) */
|
|
static int start(priv_t *priv)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
static int uninit(priv_t *priv)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
static int control(priv_t *priv, int cmd, void *arg)
|
|
{
|
|
switch(cmd)
|
|
{
|
|
case TVI_CONTROL_IS_VIDEO:
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_GET_FORMAT:
|
|
// *(int *)arg = IMGFMT_YV12;
|
|
*(int *)arg = IMGFMT_YV12;
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_SET_FORMAT:
|
|
{
|
|
// int req_fmt = *(int *)arg;
|
|
int req_fmt = *(int *)arg;
|
|
if (req_fmt != IMGFMT_YV12)
|
|
return TVI_CONTROL_FALSE;
|
|
return TVI_CONTROL_TRUE;
|
|
}
|
|
case TVI_CONTROL_VID_SET_WIDTH:
|
|
priv->width = *(int *)arg;
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_GET_WIDTH:
|
|
*(int *)arg = priv->width;
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_SET_HEIGHT:
|
|
priv->height = *(int *)arg;
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_GET_HEIGHT:
|
|
*(int *)arg = priv->height;
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_VID_CHK_WIDTH:
|
|
case TVI_CONTROL_VID_CHK_HEIGHT:
|
|
return TVI_CONTROL_TRUE;
|
|
case TVI_CONTROL_TUN_SET_NORM:
|
|
return TVI_CONTROL_TRUE;
|
|
}
|
|
return TVI_CONTROL_UNKNOWN;
|
|
}
|
|
|
|
static double grab_video_frame(priv_t *priv, char *buffer, int len)
|
|
{
|
|
memset(buffer, 0x42, len);
|
|
return 1;
|
|
}
|
|
|
|
static int get_video_framesize(priv_t *priv)
|
|
{
|
|
/* YV12 */
|
|
return priv->width * priv->height * 12 / 8;
|
|
}
|
|
|
|
static double grab_audio_frame(priv_t *priv, char *buffer, int len)
|
|
{
|
|
memset(buffer, 0x42, len);
|
|
return 1;
|
|
}
|
|
|
|
static int get_audio_framesize(priv_t *priv)
|
|
{
|
|
return 1;
|
|
}
|