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#define MOD_NAME "import_vnc.so"
#define MOD_VERSION "v0.0.3 (2007-07-15)"
#define MOD_CODEC "(video) VNC"
#include "transcode.h"
static int verbose_flag = TC_QUIET;
static int capability_flag = TC_CAP_VID | TC_CAP_RGB | TC_CAP_YUV;
#define MOD_PRE vnc
#include "import_def.h"
#include <sys/types.h>
#include <sys/wait.h>
#define TIMEOUT 5
/* seconds */
#define PROGTOCALL "tcxpm2rgb"
static int pid;
static char fifo[256];
/* ------------------------------------------------------------
*
* open stream
*
* ------------------------------------------------------------*/
MOD_open
{
if (param->flag == TC_VIDEO) {
char fps[32];
char cmdbuf[1024];
tc_snprintf (fifo, 256, "%s-%d", "/tmp/tc-vncfifo", getpid());
tc_snprintf (fps, 32, "%f", vob->fps);
tc_snprintf (cmdbuf, 1024, "%s -o %s", PROGTOCALL, fifo);
mkfifo (fifo, 0600);
switch (pid = fork()) {
case 0:
{
int n=0;
const char *a[16];
char *c = vob->im_v_string;
setenv("VNCREC_MOVIE_FRAMERATE", fps, 1);
setenv("VNCREC_MOVIE_CMD", cmdbuf, 1);
//close(STDOUT_FILENO);
//close(STDERR_FILENO);
a[n++] = "vncrec";
a[n++] = "-movie";
a[n++] = vob->video_in_file;
if ( vob->im_v_string) {
char *d = c;
while (1) {
if (c && *c) {
d = strchr (c, ' ');
if (d && *d) { *d = '\0';
while (*c == ' ') c++;
a[n++] = c;
tc_log_info(MOD_NAME, "XX |%s|", c);
// FIXME: ??? - fromani 20051016
c = strchr(c, ' ');
} else {
tc_log_info(MOD_NAME, "XXXX |%s|", c);
// FIXME: ??? - fromani 20051016
a[n++] = c;
break;
}
} else {
d++;
while (*d == ' ') d++;
if (strchr(d, ' ')) *strchr(d, ' ') = '\0';
a[n++] = d;
tc_log_info(MOD_NAME, "XXX |%s|", c);
// FIXME: ??? - fromani 20051016
break;
}
}
}
a[n++] = NULL;
if (execvp (a[0], (char **)&a[0])<0) {
tc_log_perror(MOD_NAME, "execvp vncrec failed. Is vncrec in your $PATH?");
return (TC_IMPORT_ERROR);
}
}
break;
default:
break;
}
return (TC_IMPORT_OK);
}
return (TC_IMPORT_ERROR);
}
/* ------------------------------------------------------------
*
* decode stream
*
* ------------------------------------------------------------*/
MOD_decode
{
if (param->flag == TC_VIDEO) {
int fd;
int status, ret, wret;
fd_set rfds;
struct timeval tv;
int n;
while (1) {
// timeout to catch when vncrec died
tv.tv_sec = TIMEOUT;
tv.tv_usec = 0;
fd = open(fifo, O_RDONLY | O_NONBLOCK);
if (fd < 0) { tc_log_perror(MOD_NAME, "open"); break; }
FD_ZERO(&rfds);
FD_SET(fd, &rfds);
status = select(fd+1, &rfds, NULL, NULL, &tv);
if (status) {
if (FD_ISSET(fd, &rfds)) {
n = 0;
while (n < param->size) {
n += tc_pread(fd, param->buffer+n, param->size-n);
}
}
// valid frame in param->buffer
close(fd);
return (TC_IMPORT_OK);
} else {
kill(pid, SIGKILL);
wret = wait(&ret);
close(fd);
return (TC_IMPORT_ERROR);
}
close(fd);
return (TC_IMPORT_OK);
}
}
return (TC_IMPORT_ERROR);
}
/* ------------------------------------------------------------
*
* close stream
*
* ------------------------------------------------------------*/
MOD_close
{
if (param->flag == TC_VIDEO) {
int ret;
kill(pid, SIGKILL);
wait(&ret);
unlink (fifo);
}
return (TC_IMPORT_OK);
}
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