- Search free device node to open. (fwcontrol.c)
- Exploit multiple packets read/write for DV stream. (fwdv.c) - Add reference to libdv in the ports collection. (fwcontrol.8)
This commit is contained in:
Hidetoshi Shimokawa
parent
e263f030c9
commit
013490c5e0
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=109991
@ -70,6 +70,11 @@ If you cannot get the stream, try the following commands.
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.Bd -literal -offset indent
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sysctl hw.firewire.try_bmr=0; fwcontrol -r
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.Ed
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.Pp
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The resulting file contains raw DV data excluding isochronus header
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and CIP header. It can be handled by
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.Ic libdv
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in the ports collection.
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.It Fl S Ar filename
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Send a DV file as isochronus stream.
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.El
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@ -95,8 +100,9 @@ cat second.dv first.dv | fwcontrol -S /dev/stdin
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.Ed
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.Pp
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Swap first and second 30 frames and send them to DV recorder.
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.Pp
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For PAL, replace 'bs=120000' with 'bs=144000'.
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.Pp
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.Sh FILES
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.Bl -tag -width indent
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.It Pa /dev/fw0
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@ -215,7 +215,7 @@ static int
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get_crom(int fd, int node, void *crom_buf, int len)
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{
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struct fw_crom_buf buf;
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int i, n, error;
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int i, error;
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struct fw_devlstreq *data;
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data = get_dev(fd);
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@ -362,11 +362,16 @@ show_topology_map(int fd)
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int
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main(int argc, char **argv)
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{
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char devname[] = "/dev/fw1";
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char devname[256];
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u_int32_t crom_buf[1024/4];
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int fd, tmp, ch, len=1024;
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int fd, i, tmp, ch, len=1024;
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if ((fd = open(devname, O_RDWR)) < 0)
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for (i = 0; i < 4; i++) {
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snprintf(devname, sizeof(devname), "/dev/fw%d", i);
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if ((fd = open(devname, O_RDWR)) >= 0)
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break;
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}
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if (fd < 0)
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err(1, "open");
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if (argc < 2) {
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@ -74,13 +74,17 @@ struct frac pad_rate[2] = {
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#define PSIZE 512
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#define DSIZE 480
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#define NVEC 50
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#define BUFSIZE (PSIZE * 256)
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#define BLOCKSIZE 80
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#define MAXBLOCKS (300*6)
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#define NCHUNK 8
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#define NPACKET_R 256
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#define NPACKET_T 255
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#define NEMPTY 20
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#define BUFSIZE (PSIZE * NPACKET_R)
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#define MAXBLOCKS (300)
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#define CYCLE_FRAC 0xc00
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int dvrecv(int d, char *filename, char ich, int count)
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int
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dvrecv(int d, char *filename, char ich, int count)
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{
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struct fw_isochreq isoreq;
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struct fw_isobufreq bufreq;
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@ -89,19 +93,18 @@ int dvrecv(int d, char *filename, char ich, int count)
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struct fw_pkt *pkt;
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char *pad, *buf;
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u_int32_t *ptr;
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int len, npad, fd, k, m, vec, pal, nb;
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int nblocks[] = {250*6 /* NTSC */, 300*6 /* PAL */};
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struct iovec wbuf[NVEC];
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struct iovec *v;
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int len, tlen, npad, fd, k, m, vec, pal, nb;
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int nblocks[] = {250 /* NTSC */, 300 /* PAL */};
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struct iovec wbuf[NPACKET_R];
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fd = open(filename, O_CREAT | O_WRONLY | O_TRUNC, 0660);
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buf = (char *)malloc(BUFSIZE);
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pad = (char *)malloc(BLOCKSIZE*MAXBLOCKS);
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bzero(pad, BLOCKSIZE*MAXBLOCKS);
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pad = (char *)malloc(DSIZE*MAXBLOCKS);
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bzero(pad, DSIZE*MAXBLOCKS);
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bzero(wbuf, sizeof(wbuf));
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bufreq.rx.nchunk = 16;
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bufreq.rx.npacket = 256;
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bufreq.rx.nchunk = NCHUNK;
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bufreq.rx.npacket = NPACKET_R;
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bufreq.rx.psize = PSIZE;
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bufreq.tx.nchunk = 0;
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bufreq.tx.npacket = 0;
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@ -118,25 +121,39 @@ int dvrecv(int d, char *filename, char ich, int count)
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k = m = 0;
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while (count <= 0 || k <= count) {
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vec = 0;
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wbuf[0].iov_len = 0;
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len = read(d, buf, BUFSIZE);
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#if 0
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tlen = 0;
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while ((len = read(d, buf + tlen, PSIZE
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/*BUFSIZE - tlen*/)) > 0) {
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if (len < 0) {
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if (errno == EAGAIN) {
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fprintf(stderr, "(EAGAIN)\n");
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fflush(stderr);
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if (len <= 0)
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continue;
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} else
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err(1, "read failed");
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}
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tlen += len;
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if ((BUFSIZE - tlen) < PSIZE)
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break;
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};
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#else
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tlen = len = read(d, buf, BUFSIZE);
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if (len < 0) {
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if (errno == EAGAIN) {
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fprintf(stderr, "(EAGAIN)\n");
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fflush(stderr);
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continue;
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}
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err(1, "read failed");
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if (len <= 0)
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continue;
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} else
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err(1, "read failed");
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}
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#endif
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vec = 0;
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ptr = (u_int32_t *) buf;
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again:
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pkt = (struct fw_pkt *) ptr;
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if (ntohs(pkt->mode.stream.len) <= sizeof(struct ciphdr)) {
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ptr ++; /* skip header */
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ptr += ntohs(pkt->mode.stream.len)/sizeof(u_int32_t);
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goto next;
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}
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#if 0
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fprintf(stderr, "%08x %08x %08x %08x\n",
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htonl(ptr[0]), htonl(ptr[1]),
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@ -144,16 +161,19 @@ int dvrecv(int d, char *filename, char ich, int count)
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#endif
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ciph = (struct ciphdr *)(ptr + 1); /* skip iso header */
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if (ciph->fmt != CIP_FMT_DVCR)
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err(1, "unknown format 0x%x", ciph->fmt);
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errx(1, "unknown format 0x%x", ciph->fmt);
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ptr = (u_int32_t *) (ciph + 1); /* skip cip header */
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#if 0
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if (ciph->fdf.dv.cyc != 0xffff && k == 0) {
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fprintf(stderr, "0x%04x\n", ntohs(ciph->fdf.dv.cyc));
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}
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#endif
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if (ntohs(pkt->mode.stream.len) <= sizeof(struct ciphdr))
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/* no payload */
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goto next;
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for (dv = (struct dvdbc *)ptr;
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(char *)dv < (char *)(ptr + ciph->len);
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dv++) {
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dv+=6) {
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#if 0
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fprintf(stderr, "(%d,%d) ", dv->sct, dv->dseq);
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@ -174,8 +194,13 @@ int dvrecv(int d, char *filename, char ich, int count)
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npad += nb;
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fprintf(stderr, "(%d blocks padded)",
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npad);
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npad *= BLOCKSIZE;
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npad = write(fd, pad, npad);
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npad *= DSIZE;
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wbuf[vec].iov_base = pad;
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wbuf[vec++].iov_len = npad;
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if (vec >= NPACKET_R) {
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writev(fd, wbuf, vec);
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vec = 0;
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}
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}
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#endif
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k++;
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@ -188,59 +213,51 @@ int dvrecv(int d, char *filename, char ich, int count)
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if (k == 0 || (count > 0 && k > count))
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continue;
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m++;
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v = &wbuf[vec];
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if ((v->iov_base + v->iov_len) == (char *) dv) {
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v->iov_len += sizeof(struct dvdbc);
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} else {
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if (v->iov_len != 0)
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vec++;
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if (vec >= NVEC) {
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writev(fd, wbuf, vec);
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vec = 0;
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}
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v = &wbuf[vec];
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v->iov_base = (char *) dv;
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v->iov_len = sizeof(struct dvdbc);
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wbuf[vec].iov_base = (char *) dv;
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wbuf[vec++].iov_len = DSIZE;
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if (vec >= NPACKET_R) {
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writev(fd, wbuf, vec);
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vec = 0;
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}
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}
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ptr = (u_int32_t *)dv;
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next:
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if ((char *)ptr < buf + len) {
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if ((char *)ptr < buf + tlen)
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goto again;
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}
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if (wbuf[0].iov_len > 0) {
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writev(fd, wbuf, vec+1);
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}
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if (vec > 0)
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writev(fd, wbuf, vec);
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}
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close(fd);
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fprintf(stderr, "\n");
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return 0;
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}
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int dvsend(int d, char *filename, char ich, int count)
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int
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dvsend(int d, char *filename, char ich, int count)
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{
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struct fw_isochreq isoreq;
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struct fw_isobufreq bufreq;
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struct dvdbc *dv;
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struct ciphdr *ciph;
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struct fw_pkt *pkt;
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int len, dlen, header, fd, frames, packets, vec;
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int len, tlen, header, fd, frames, packets, vec, offset, nhdr, i;
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int system=0, pad_acc, cycle_acc, cycle, f_cycle, f_frac;
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struct iovec wbuf[NVEC];
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struct iovec wbuf[NPACKET_T*2 + NEMPTY];
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char *pbuf;
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u_int32_t hdr[3];
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u_int32_t iso_data, iso_empty, hdr[NPACKET_T + NEMPTY][3];
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struct ciphdr *ciph;
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struct timeval start, end;
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double rtime;
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fd = open(filename, O_RDONLY);
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pbuf = (char *)malloc(BUFSIZE);
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pbuf = (char *)malloc(DSIZE * NPACKET_T);
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bzero(wbuf, sizeof(wbuf));
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bufreq.rx.nchunk = 0;
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bufreq.rx.npacket = 0;
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bufreq.rx.psize = 0;
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bufreq.tx.nchunk = 10;
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bufreq.tx.npacket = 255;
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bufreq.tx.nchunk = NCHUNK;
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bufreq.tx.npacket = NPACKET_T;
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bufreq.tx.psize = PSIZE;
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if (ioctl(d, FW_SSTBUF, &bufreq) < 0) {
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err(1, "ioctl");
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@ -252,20 +269,27 @@ int dvsend(int d, char *filename, char ich, int count)
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if( ioctl(d, FW_STSTREAM, &isoreq) < 0)
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err(1, "ioctl");
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bzero(hdr, sizeof(hdr));
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pkt = (struct fw_pkt *) &hdr[0];
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pkt = (struct fw_pkt *) &iso_data;
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pkt->mode.stream.len = htons(DSIZE + sizeof(struct ciphdr));
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pkt->mode.stream.sy = 0;
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pkt->mode.stream.tcode = FWTCODE_STREAM;
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pkt->mode.stream.chtag = ich;
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iso_empty = iso_data;
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pkt = (struct fw_pkt *) &iso_empty;
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pkt->mode.stream.len = htons(sizeof(struct ciphdr));
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ciph = (struct ciphdr *) &hdr[1];
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ciph->src = 0; /* XXX */
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hdr[0][0] = iso_data;
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ciph = (struct ciphdr *)&hdr[0][1];
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ciph->src = 0;
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ciph->len = 120;
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ciph->dbc = 0;
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ciph->eoh1 = 1;
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ciph->fdf.dv.cyc = 0xffff;
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for (i = 1; i < NPACKET_T; i++) {
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bcopy(hdr[0], hdr[i], sizeof(hdr[0]));
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}
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gettimeofday(&start, NULL);
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#if 0
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fprintf(stderr, "%08x %08x %08x\n",
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@ -274,27 +298,36 @@ int dvsend(int d, char *filename, char ich, int count)
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frames = 0;
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packets = 0;
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pad_acc = 0;
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cycle_acc = frame_cycle[system].d * 1;
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cycle = 1;
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cycle_acc = frame_cycle[system].d * cycle;
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while (1) {
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vec = 0;
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wbuf[0].iov_len = 0;
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dlen = 0;
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while (dlen < DSIZE) {
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len = read(fd, pbuf + dlen, DSIZE - dlen);
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tlen = 0;
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while (tlen < DSIZE * NPACKET_T) {
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len = read(fd, pbuf + tlen, DSIZE * NPACKET_T - tlen);
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if (len <= 0) {
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fprintf(stderr, "\nend of file(len=%d)\n", len);
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if (tlen > 0)
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break;
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if (len < 0)
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warn("read");
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else
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printf("\nend of file\n");
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goto send_end;
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}
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dlen += len;
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tlen += len;
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}
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dv = (struct dvdbc *)pbuf;
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vec = 0;
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count = 0;
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offset = 0;
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nhdr = 0;
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next:
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dv = (struct dvdbc *)(pbuf + offset * DSIZE);
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#if 0
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header = (dv->sct == 0 && dv->dseq == 0);
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#else
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header = (packets % npackets[system] == 0);
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#endif
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ciph = (struct ciphdr *)&hdr[nhdr][1];
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if (header) {
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fprintf(stderr, "%d", frames % 10);
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frames ++;
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@ -316,40 +349,37 @@ int dvsend(int d, char *filename, char ich, int count)
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cycle_acc %= frame_cycle[system].d * 0x10;
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} else {
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ciph->fdf.dv.cyc = 0xffff; /* XXX */
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ciph->fdf.dv.cyc = 0xffff;
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}
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ciph->dbc = packets++ % 256;
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wbuf[0].iov_base = (char *)&hdr[0];
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wbuf[0].iov_len = 3 * sizeof(u_int32_t);
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wbuf[1].iov_base = pbuf;
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wbuf[1].iov_len = 480;
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pad_acc += pad_rate[system].n;
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if (pad_acc >= pad_rate[system].d) {
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pad_acc -= pad_rate[system].d;
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pkt->mode.stream.len = htons(sizeof(struct ciphdr));
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bcopy(hdr[nhdr], hdr[nhdr+1], sizeof(hdr[0]));
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hdr[nhdr][0] = iso_empty;
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wbuf[vec].iov_base = (char *)hdr[nhdr];
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wbuf[vec++].iov_len = sizeof(hdr[0]);
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nhdr ++;
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cycle ++;
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again1:
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len = writev(d, wbuf, 1);
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if (len < 0) {
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if (errno == EAGAIN) {
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fprintf(stderr, "(EAGAIN)\n");
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fflush(stderr);
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goto again1;
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}
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err(1, "write failed");
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}
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}
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pkt->mode.stream.len = htons(480 + sizeof(struct ciphdr));
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hdr[nhdr][0] = iso_data;
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wbuf[vec].iov_base = (char *)hdr[nhdr];
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wbuf[vec++].iov_len = sizeof(hdr[0]);
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wbuf[vec].iov_base = (char *)dv;
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wbuf[vec++].iov_len = DSIZE;
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nhdr ++;
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cycle ++;
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again2:
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len = writev(d, wbuf, 2);
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offset ++;
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if (offset * DSIZE < tlen)
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goto next;
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again:
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len = writev(d, wbuf, vec);
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if (len < 0) {
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if (errno == EAGAIN) {
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fprintf(stderr, "(EAGAIN)\n");
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fflush(stderr);
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goto again2;
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goto again;
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}
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err(1, "write failed");
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}
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