*/
#include "libavformat/avformat.h"
+#include "libavformat/internal.h"
+#include "libavutil/internal.h"
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
+#include "libavutil/time.h"
#if HAVE_DEV_BKTR_IOCTL_METEOR_H && HAVE_DEV_BKTR_IOCTL_BT848_H
# include <dev/bktr/ioctl_meteor.h>
# include <dev/bktr/ioctl_bt848.h>
#include <sys/time.h>
#include <signal.h>
#include <stdint.h>
-#include <strings.h>
-typedef struct {
+typedef struct VideoData {
AVClass *class;
int video_fd;
int tuner_fd;
long ioctl_frequency;
char *arg;
int c;
- struct sigaction act, old;
+ struct sigaction act = { 0 }, old;
+ int ret;
+ char errbuf[128];
if (idev < 0 || idev > 4)
{
frequency = 0.0;
}
- memset(&act, 0, sizeof(act));
sigemptyset(&act.sa_mask);
act.sa_handler = catchsignal;
sigaction(SIGUSR1, &act, &old);
- *tuner_fd = open("/dev/tuner0", O_RDONLY);
+ *tuner_fd = avpriv_open("/dev/tuner0", O_RDONLY);
if (*tuner_fd < 0)
av_log(NULL, AV_LOG_ERROR, "Warning. Tuner not opened, continuing: %s\n", strerror(errno));
- *video_fd = open(video_device, O_RDONLY);
+ *video_fd = avpriv_open(video_device, O_RDONLY);
if (*video_fd < 0) {
- av_log(NULL, AV_LOG_ERROR, "%s: %s\n", video_device, strerror(errno));
- return -1;
+ ret = AVERROR(errno);
+ av_strerror(ret, errbuf, sizeof(errbuf));
+ av_log(NULL, AV_LOG_ERROR, "%s: %s\n", video_device, errbuf);
+ return ret;
}
geo.rows = height;
geo.oformat |= METEOR_GEO_EVEN_ONLY;
if (ioctl(*video_fd, METEORSETGEO, &geo) < 0) {
- av_log(NULL, AV_LOG_ERROR, "METEORSETGEO: %s\n", strerror(errno));
- return -1;
+ ret = AVERROR(errno);
+ av_strerror(ret, errbuf, sizeof(errbuf));
+ av_log(NULL, AV_LOG_ERROR, "METEORSETGEO: %s\n", errbuf);
+ return ret;
}
if (ioctl(*video_fd, BT848SFMT, &c) < 0) {
- av_log(NULL, AV_LOG_ERROR, "BT848SFMT: %s\n", strerror(errno));
- return -1;
+ ret = AVERROR(errno);
+ av_strerror(ret, errbuf, sizeof(errbuf));
+ av_log(NULL, AV_LOG_ERROR, "BT848SFMT: %s\n", errbuf);
+ return ret;
}
c = bktr_dev[idev];
if (ioctl(*video_fd, METEORSINPUT, &c) < 0) {
- av_log(NULL, AV_LOG_ERROR, "METEORSINPUT: %s\n", strerror(errno));
- return -1;
+ ret = AVERROR(errno);
+ av_strerror(ret, errbuf, sizeof(errbuf));
+ av_log(NULL, AV_LOG_ERROR, "METEORSINPUT: %s\n", errbuf);
+ return ret;
}
video_buf_size = width * height * 12 / 8;
video_buf = (uint8_t *)mmap((caddr_t)0, video_buf_size,
PROT_READ, MAP_SHARED, *video_fd, (off_t)0);
if (video_buf == MAP_FAILED) {
- av_log(NULL, AV_LOG_ERROR, "mmap: %s\n", strerror(errno));
- return -1;
+ ret = AVERROR(errno);
+ av_strerror(ret, errbuf, sizeof(errbuf));
+ av_log(NULL, AV_LOG_ERROR, "mmap: %s\n", errbuf);
+ return ret;
}
if (frequency != 0.0) {
return video_buf_size;
}
-static int grab_read_header(AVFormatContext *s1, AVFormatParameters *ap)
+static int grab_read_header(AVFormatContext *s1)
{
VideoData *s = s1->priv_data;
AVStream *st;
AVRational framerate;
int ret = 0;
-#if FF_API_FORMAT_PARAMETERS
- if (ap->standard) {
- if (!strcasecmp(ap->standard, "pal"))
- s->standard = PAL;
- else if (!strcasecmp(ap->standard, "secam"))
- s->standard = SECAM;
- else if (!strcasecmp(ap->standard, "ntsc"))
- s->standard = NTSC;
- }
-#endif
-
if ((ret = av_parse_video_size(&width, &height, s->video_size)) < 0) {
av_log(s1, AV_LOG_ERROR, "Could not parse video size '%s'.\n", s->video_size);
goto out;
av_log(s1, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", s->framerate);
goto out;
}
-#if FF_API_FORMAT_PARAMETERS
- if (ap->width > 0)
- width = ap->width;
- if (ap->height > 0)
- height = ap->height;
- if (ap->time_base.num)
- framerate = (AVRational){ap->time_base.den, ap->time_base.num};
-#endif
- st = av_new_stream(s1, 0);
+ st = avformat_new_stream(s1, NULL);
if (!st) {
ret = AVERROR(ENOMEM);
goto out;
}
- av_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in use */
+ avpriv_set_pts_info(st, 64, 1, 1000000); /* 64 bits pts in use */
s->width = width;
s->height = height;
s->per_frame = ((uint64_t)1000000 * framerate.den) / framerate.num;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
- st->codec->pix_fmt = PIX_FMT_YUV420P;
- st->codec->codec_id = CODEC_ID_RAWVIDEO;
+ st->codec->pix_fmt = AV_PIX_FMT_YUV420P;
+ st->codec->codec_id = AV_CODEC_ID_RAWVIDEO;
st->codec->width = width;
st->codec->height = height;
st->codec->time_base.den = framerate.num;
if (bktr_init(s1->filename, width, height, s->standard,
- &(s->video_fd), &(s->tuner_fd), -1, 0.0) < 0) {
+ &s->video_fd, &s->tuner_fd, -1, 0.0) < 0) {
ret = AVERROR(EIO);
goto out;
}
#define OFFSET(x) offsetof(VideoData, x)
#define DEC AV_OPT_FLAG_DECODING_PARAM
static const AVOption options[] = {
- { "standard", "", offsetof(VideoData, standard), FF_OPT_TYPE_INT, {.dbl = VIDEO_FORMAT}, PAL, NTSCJ, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "PAL", "", 0, FF_OPT_TYPE_CONST, {.dbl = PAL}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "NTSC", "", 0, FF_OPT_TYPE_CONST, {.dbl = NTSC}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "SECAM", "", 0, FF_OPT_TYPE_CONST, {.dbl = SECAM}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "PALN", "", 0, FF_OPT_TYPE_CONST, {.dbl = PALN}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "PALM", "", 0, FF_OPT_TYPE_CONST, {.dbl = PALM}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "NTSCJ", "", 0, FF_OPT_TYPE_CONST, {.dbl = NTSCJ}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
- { "video_size", "A string describing frame size, such as 640x480 or hd720.", OFFSET(video_size), FF_OPT_TYPE_STRING, {.str = "vga"}, 0, 0, DEC },
- { "framerate", "", OFFSET(framerate), FF_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
+ { "standard", "", offsetof(VideoData, standard), AV_OPT_TYPE_INT, {.i64 = VIDEO_FORMAT}, PAL, NTSCJ, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "PAL", "", 0, AV_OPT_TYPE_CONST, {.i64 = PAL}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "NTSC", "", 0, AV_OPT_TYPE_CONST, {.i64 = NTSC}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "SECAM", "", 0, AV_OPT_TYPE_CONST, {.i64 = SECAM}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "PALN", "", 0, AV_OPT_TYPE_CONST, {.i64 = PALN}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "PALM", "", 0, AV_OPT_TYPE_CONST, {.i64 = PALM}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "NTSCJ", "", 0, AV_OPT_TYPE_CONST, {.i64 = NTSCJ}, 0, 0, AV_OPT_FLAG_DECODING_PARAM, "standard" },
+ { "video_size", "A string describing frame size, such as 640x480 or hd720.", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = "vga"}, 0, 0, DEC },
+ { "framerate", "", OFFSET(framerate), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC },
{ NULL },
};
};
AVInputFormat ff_bktr_demuxer = {
- "bktr",
- NULL_IF_CONFIG_SMALL("video grab"),
- sizeof(VideoData),
- NULL,
- grab_read_header,
- grab_read_packet,
- grab_read_close,
- .flags = AVFMT_NOFILE,
- .priv_class = &bktr_class,
+ .name = "bktr",
+ .long_name = NULL_IF_CONFIG_SMALL("video grab"),
+ .priv_data_size = sizeof(VideoData),
+ .read_header = grab_read_header,
+ .read_packet = grab_read_packet,
+ .read_close = grab_read_close,
+ .flags = AVFMT_NOFILE,
+ .priv_class = &bktr_class,
};