32 #if HAVE_DEV_BKTR_IOCTL_METEOR_H && HAVE_DEV_BKTR_IOCTL_BT848_H
33 # include <dev/bktr/ioctl_meteor.h>
34 # include <dev/bktr/ioctl_bt848.h>
35 #elif HAVE_MACHINE_IOCTL_METEOR_H && HAVE_MACHINE_IOCTL_BT848_H
36 # include <machine/ioctl_meteor.h>
37 # include <machine/ioctl_bt848.h>
38 #elif HAVE_DEV_VIDEO_METEOR_IOCTL_METEOR_H && HAVE_DEV_VIDEO_BKTR_IOCTL_BT848_H
39 # include <dev/video/meteor/ioctl_meteor.h>
40 # include <dev/video/bktr/ioctl_bt848.h>
41 #elif HAVE_DEV_IC_BT8XX_H
42 # include <dev/ic/bt8xx.h>
46 #include <sys/ioctl.h>
74 #define PAL_HEIGHT 576
75 #define SECAM_HEIGHT 576
76 #define NTSC_HEIGHT 480
79 #define VIDEO_FORMAT NTSC
82 static int bktr_dev[] = { METEOR_DEV0, METEOR_DEV1, METEOR_DEV2,
83 METEOR_DEV3, METEOR_DEV_SVIDEO };
98 int format,
int *video_fd,
int *tuner_fd,
int idev,
double frequency)
100 struct meteor_geomet geo;
102 long ioctl_frequency;
105 struct sigaction act, old;
107 if (idev < 0 || idev > 4)
109 arg = getenv (
"BKTR_DEV");
112 if (idev < 0 || idev > 4)
116 if (format < 1 || format > 6)
118 arg = getenv (
"BKTR_FORMAT");
121 if (format < 1 || format > 6)
127 arg = getenv (
"BKTR_FREQUENCY");
129 frequency = atof (arg);
134 memset(&act, 0,
sizeof(act));
135 sigemptyset(&act.sa_mask);
137 sigaction(SIGUSR1, &act, &old);
139 *tuner_fd = open(
"/dev/tuner0", O_RDONLY);
143 *video_fd = open(video_device, O_RDONLY);
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",
312 c = METEOR_CAP_STOP_CONT;
313 ioctl(s->
video_fd, METEORCAPTUR, &c);
317 ioctl(s->
tuner_fd, BT848_SAUDIO, &c);
325 #define OFFSET(x) offsetof(VideoData, x)
326 #define DEC AV_OPT_FLAG_DECODING_PARAM
328 {
"standard",
"", offsetof(
VideoData, standard),
AV_OPT_TYPE_INT, {.dbl =
VIDEO_FORMAT},
PAL,
NTSCJ,
AV_OPT_FLAG_DECODING_PARAM,
"standard" },
355 .priv_class = &bktr_class,