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authorMark Purcell <msp@debian.org>2009-05-03 20:16:46 +1000
committeretobi <git@e-tobi.net>2013-09-03 09:48:45 +0200
commit109c7947d6a11a2a54eff1b19615ed80ea2f0602 (patch)
tree5708ced3485e2a6e021ff159a56f22374c8feecc /util/gnutv
parenta535707334f245ca1b14570e941a7524c7ca09d7 (diff)
parent9a5228e0f2b898367b7943d294be58caf6ce8bb3 (diff)
downloadlinux-dvb-apps-cb77a0acfb02b0c8e4ea1c0e816855981cce3605.tar.gz
Imported Debian patch 1.1.1+rev1273-1debian/1.1.1+rev1273-1
Diffstat (limited to '')
-rw-r--r--util/gnutv/gnutv.c12
-rw-r--r--util/gnutv/gnutv_data.c34
-rw-r--r--util/gnutv/gnutv_data.h2
3 files changed, 41 insertions, 7 deletions
diff --git a/util/gnutv/gnutv.c b/util/gnutv/gnutv.c
index 62f19be..f824c65 100644
--- a/util/gnutv/gnutv.c
+++ b/util/gnutv/gnutv.c
@@ -66,6 +66,7 @@ void usage(void)
" * C-MULTI - Big Dish - Multipoint LNBf, 3700 to 4200 MHz,\n"
" Dual LO, H:5150MHz, V:5750MHz.\n"
" * One of the sec definitions from the secfile if supplied\n"
+ " -buffer <size> Custom DVR buffer size\n"
" -out decoder Output to hardware decoder (default)\n"
" decoderabypass Output to hardware decoder using audio bypass\n"
" dvr Output stream to dvr device\n"
@@ -124,6 +125,7 @@ int main(int argc, char *argv[])
struct gnutv_ca_params gnutv_ca_params;
int ffaudiofd = -1;
int usertp = 0;
+ int buffer_size = 0;
while(argpos != argc) {
if (!strcmp(argv[argpos], "-h")) {
@@ -167,6 +169,14 @@ int main(int argc, char *argv[])
usage();
secid = argv[argpos+1];
argpos+=2;
+ } else if (!strcmp(argv[argpos], "-buffer")) {
+ if ((argc - argpos) < 2)
+ usage();
+ if (sscanf(argv[argpos+1], "%i", &buffer_size) != 1)
+ usage();
+ if (buffer_size < 0)
+ usage();
+ argpos+=2;
} else if (!strcmp(argv[argpos], "-out")) {
if ((argc - argpos) < 2)
usage();
@@ -320,7 +330,7 @@ int main(int argc, char *argv[])
gnutv_dvb_start(&gnutv_dvb_params);
// start the data stuff
- gnutv_data_start(output_type, ffaudiofd, adapter_id, demux_id, outfile, outif, outaddrs, usertp);
+ gnutv_data_start(output_type, ffaudiofd, adapter_id, demux_id, buffer_size, outfile, outif, outaddrs, usertp);
}
// the UI
diff --git a/util/gnutv/gnutv_data.c b/util/gnutv/gnutv_data.c
index 7ac0f23..54ccdde 100644
--- a/util/gnutv/gnutv_data.c
+++ b/util/gnutv/gnutv_data.c
@@ -77,7 +77,7 @@ static struct pid_fd *pid_fds = NULL;
static int pid_fds_count = 0;
void gnutv_data_start(int _output_type,
- int ffaudiofd, int _adapter_id, int _demux_id,
+ int ffaudiofd, int _adapter_id, int _demux_id, int buffer_size,
char *outfile,
char* outif, struct addrinfo *_outaddrs, int _usertp)
{
@@ -114,6 +114,14 @@ void gnutv_data_start(int _output_type,
exit(1);
}
+ // optionally set dvr buffer size
+ if (buffer_size > 0) {
+ if (dvbdemux_set_buffer(dvrfd, buffer_size) != 0) {
+ fprintf(stderr, "Failed to set DVR buffer size\n");
+ exit(1);
+ }
+ }
+
pthread_create(&outputthread, NULL, fileoutputthread_func, NULL);
break;
@@ -142,6 +150,14 @@ void gnutv_data_start(int _output_type,
exit(1);
}
+ // optionally set dvr buffer size
+ if (buffer_size > 0) {
+ if (dvbdemux_set_buffer(dvrfd, buffer_size) != 0) {
+ fprintf(stderr, "Failed to set DVR buffer size\n");
+ exit(1);
+ }
+ }
+
pthread_create(&outputthread, NULL, udpoutputthread_func, NULL);
break;
}
@@ -220,19 +236,27 @@ static void *fileoutputthread_func(void* arg)
pollfd.events = POLLIN|POLLPRI|POLLERR;
while(!outputthread_shutdown) {
- if (poll(&pollfd, 1, 1000) != 1)
- continue;
- if (pollfd.revents & POLLERR) {
+ if (poll(&pollfd, 1, 1000) == -1) {
if (errno == EINTR)
continue;
- fprintf(stderr, "DVR device read failure\n");
+ fprintf(stderr, "DVR device poll failure\n");
return 0;
}
+ if (pollfd.revents == 0)
+ continue;
+
int size = read(dvrfd, buf, sizeof(buf));
if (size < 0) {
if (errno == EINTR)
continue;
+
+ if (errno == EOVERFLOW) {
+ // The error flag has been cleared, next read should succeed.
+ fprintf(stderr, "DVR overflow\n");
+ continue;
+ }
+
fprintf(stderr, "DVR device read failure\n");
return 0;
}
diff --git a/util/gnutv/gnutv_data.h b/util/gnutv/gnutv_data.h
index 8e47e3a..94c55c9 100644
--- a/util/gnutv/gnutv_data.h
+++ b/util/gnutv/gnutv_data.h
@@ -26,7 +26,7 @@
#include <netdb.h>
extern void gnutv_data_start(int output_type,
- int ffaudiofd, int adapter_id, int demux_id,
+ int ffaudiofd, int adapter_id, int demux_id, int buffer_size,
char *outfile,
char* outif, struct addrinfo *outaddrs, int usertp);
extern void gnutv_data_stop(void);