33 #if HAVE_DEV_BKTR_IOCTL_METEOR_H && HAVE_DEV_BKTR_IOCTL_BT848_H
34 # include <dev/bktr/ioctl_meteor.h>
35 # include <dev/bktr/ioctl_bt848.h>
36 #elif HAVE_MACHINE_IOCTL_METEOR_H && HAVE_MACHINE_IOCTL_BT848_H
37 # include <machine/ioctl_meteor.h>
38 # include <machine/ioctl_bt848.h>
39 #elif HAVE_DEV_VIDEO_METEOR_IOCTL_METEOR_H && HAVE_DEV_VIDEO_BKTR_IOCTL_BT848_H
40 # include <dev/video/meteor/ioctl_meteor.h>
41 # include <dev/video/bktr/ioctl_bt848.h>
42 #elif HAVE_DEV_IC_BT8XX_H
43 # include <dev/ic/bt8xx.h>
47 #include <sys/ioctl.h>
75 #define PAL_HEIGHT 576
76 #define SECAM_HEIGHT 576
77 #define NTSC_HEIGHT 480
80 #define VIDEO_FORMAT NTSC
83 static int bktr_dev[] = { METEOR_DEV0, METEOR_DEV1, METEOR_DEV2,
84 METEOR_DEV3, METEOR_DEV_SVIDEO };
99 int format,
int *video_fd,
int *tuner_fd,
int idev,
double frequency)
101 struct meteor_geomet geo;
103 long ioctl_frequency;
106 struct sigaction act = { {0} }, old;
108 if (idev < 0 || idev > 4)
110 arg = getenv (
"BKTR_DEV");
113 if (idev < 0 || idev > 4)
117 if (format < 1 || format > 6)
119 arg = getenv (
"BKTR_FORMAT");
122 if (format < 1 || format > 6)
128 arg = getenv (
"BKTR_FREQUENCY");
130 frequency = atof (arg);
135 sigemptyset(&act.sa_mask);
137 sigaction(SIGUSR1, &act, &old);
141 av_log(NULL,
AV_LOG_ERROR,
"Warning. Tuner not opened, continuing: %s\n", strerror(errno));
152 geo.oformat = METEOR_GEO_YUV_422 | METEOR_GEO_YUV_12;
155 case PAL: h_max =
PAL_HEIGHT; c = BT848_IFORM_F_PALBDGHI;
break;
161 default: h_max =
PAL_HEIGHT; c = BT848_IFORM_F_PALBDGHI;
break;
164 if (height <= h_max / 2)
165 geo.oformat |= METEOR_GEO_EVEN_ONLY;
167 if (ioctl(*video_fd, METEORSETGEO, &geo) < 0) {
172 if (ioctl(*video_fd, BT848SFMT, &c) < 0) {
178 if (ioctl(*video_fd, METEORSINPUT, &c) < 0) {
186 PROT_READ, MAP_SHARED, *video_fd, (off_t)0);
192 if (frequency != 0.0) {
193 ioctl_frequency = (
unsigned long)(frequency*16);
194 if (ioctl(*tuner_fd, TVTUNER_SETFREQ, &ioctl_frequency) < 0)
199 if (ioctl(*tuner_fd, BT848_SAUDIO, &c) < 0)
202 c = METEOR_CAP_CONTINOUS;
203 ioctl(*video_fd, METEORCAPTUR, &c);
206 ioctl(*video_fd, METEORSSIGNAL, &c);
221 "SLEPT NO signals - %d microseconds late\n",
304 c = METEOR_CAP_STOP_CONT;
305 ioctl(s->
video_fd, METEORCAPTUR, &c);
309 ioctl(s->
tuner_fd, BT848_SAUDIO, &c);
317 #define OFFSET(x) offsetof(VideoData, x)
318 #define DEC AV_OPT_FLAG_DECODING_PARAM
320 {
"standard",
"", offsetof(
VideoData, standard),
AV_OPT_TYPE_INT, {.i64 =
VIDEO_FORMAT},
PAL,
NTSCJ,
AV_OPT_FLAG_DECODING_PARAM,
"standard" },
347 .priv_class = &bktr_class,