new Truncate option which will make feeder truncate feed file

Originally committed as revision 18107 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2009-03-21 10:28:49 +00:00
parent 899a8fa1cb
commit 861ec13aae

View File

@ -237,6 +237,7 @@ typedef struct FFStream {
int feed_opened; /* true if someone is writing to the feed */ int feed_opened; /* true if someone is writing to the feed */
int is_feed; /* true if it is a feed */ int is_feed; /* true if it is a feed */
int readonly; /* True if writing is prohibited to the file */ int readonly; /* True if writing is prohibited to the file */
int truncate; /* True if feeder connection truncate the feed file */
int conns_served; int conns_served;
int64_t bytes_served; int64_t bytes_served;
int64_t feed_max_size; /* maximum storage size, zero means unlimited */ int64_t feed_max_size; /* maximum storage size, zero means unlimited */
@ -2431,10 +2432,18 @@ static int http_start_receive_data(HTTPContext *c)
} }
c->feed_fd = fd; c->feed_fd = fd;
if (c->stream->truncate) {
/* truncate feed file */
ffm_write_write_index(c->feed_fd, FFM_PACKET_SIZE);
ftruncate(c->feed_fd, FFM_PACKET_SIZE);
http_log("Truncating feed file '%s'\n", c->stream->feed_filename);
} else {
if ((c->stream->feed_write_index = ffm_read_write_index(fd)) < 0) { if ((c->stream->feed_write_index = ffm_read_write_index(fd)) < 0) {
http_log("Error reading write index from feed file: %s\n", strerror(errno)); http_log("Error reading write index from feed file: %s\n", strerror(errno));
return -1; return -1;
} }
}
c->stream->feed_write_index = FFMAX(ffm_read_write_index(fd), FFM_PACKET_SIZE); c->stream->feed_write_index = FFMAX(ffm_read_write_index(fd), FFM_PACKET_SIZE);
c->stream->feed_size = lseek(fd, 0, SEEK_END); c->stream->feed_size = lseek(fd, 0, SEEK_END);
@ -3954,6 +3963,11 @@ static int parse_ffconfig(const char *filename)
get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p); get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);
} else if (stream) } else if (stream)
get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p); get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
} else if (!strcasecmp(cmd, "Truncate")) {
if (feed) {
get_arg(arg, sizeof(arg), &p);
feed->truncate = strtod(arg, NULL);
}
} else if (!strcasecmp(cmd, "FileMaxSize")) { } else if (!strcasecmp(cmd, "FileMaxSize")) {
if (feed) { if (feed) {
char *p1; char *p1;