/* Only a sample! */ #include "config.h" #ifdef USE_TV #include <stdio.h> #include "../libvo/img_format.h" #include "tv.h" /* information about this file */ static tvi_info_t info = { "NULL-TV", "dummy", "alex", NULL }; /* private data's */ typedef struct { int width; int height; } priv_t; #include "tvi_def.h" /* handler creator - entry point ! */ tvi_handle_t *tvi_init_dummy(char *device) { 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)*(void **)arg = IMGFMT_YV12; *(int *)arg = IMGFMT_YV12; return(TVI_CONTROL_TRUE); case TVI_CONTROL_VID_SET_FORMAT: { // int req_fmt = (int)*(void **)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)*(void **)arg; return(TVI_CONTROL_TRUE); case TVI_CONTROL_VID_GET_WIDTH: (int)*(void **)arg = priv->width; return(TVI_CONTROL_TRUE); case TVI_CONTROL_VID_SET_HEIGHT: priv->height = (int)*(void **)arg; return(TVI_CONTROL_TRUE); case TVI_CONTROL_VID_GET_HEIGHT: (int)*(void **)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); } #ifdef HAVE_TV_BSDBT848 static double grabimmediate_video_frame(priv_t *priv, char *buffer, int len) { memset(buffer, 0xCC, len); return(1); } #endif 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); } #endif /* USE_TV */