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* Now we do not delete the feed file if it was created with the same

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parameters as the currently desired codec settings. Thus it is
  important not to fiddle with the streams if you want to keep the
  old data.
* Fix it so that the ?buffer= paramter can be larger than 40 minutes or
  so. Why is this good? So I can use ?buffer=43200 and get video from
  12 hours ago (i.e. when it is daylight outside)

Originally committed as revision 829 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Philip Gladstone 2002-07-28 04:19:46 +00:00
parent f853bb1128
commit 59eb2ed1f3
1 changed files with 71 additions and 2 deletions
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73
ffserver.c
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@ -1728,9 +1728,9 @@ static int open_input_stream(HTTPContext *c, const char *info)
stream_pos = parse_date(buf, 0);
} else if (find_info_tag(buf, sizeof(buf), "buffer", info)) {
int prebuffer = strtol(buf, 0, 10);
stream_pos = av_gettime() - prebuffer * 1000000;
stream_pos = av_gettime() - prebuffer * (INT64)1000000;
} else {
stream_pos = av_gettime() - c->stream->prebuffer * 1000;
stream_pos = av_gettime() - c->stream->prebuffer * (INT64)1000;
}
} else {
strcpy(input_filename, c->stream->feed_filename);
@ -3104,6 +3104,73 @@ void build_feed_streams(void)
for(feed = first_feed; feed != NULL; feed = feed->next_feed) {
int fd;
if (url_exist(feed->feed_filename)) {
/* See if it matches */
AVFormatContext *s;
int matches = 0;
if (av_open_input_file(&s, feed->feed_filename, NULL, FFM_PACKET_SIZE, NULL) >= 0) {
/* Now see if it matches */
if (s->nb_streams == feed->nb_streams) {
matches = 1;
for(i=0;i<s->nb_streams;i++) {
AVStream *sf, *ss;
sf = feed->streams[i];
ss = s->streams[i];
if (sf->index != ss->index ||
sf->id != ss->id) {
printf("Index & Id do not match for stream %d\n", i);
matches = 0;
} else {
AVCodecContext *ccf, *ccs;
ccf = &sf->codec;
ccs = &ss->codec;
#define CHECK_CODEC(x) (ccf->x != ccs->x)
if (CHECK_CODEC(codec) || CHECK_CODEC(codec_type)) {
printf("Codecs do not match for stream %d\n", i);
matches = 0;
} else if (CHECK_CODEC(bit_rate) || CHECK_CODEC(flags)) {
printf("Codec bitrates do not match for stream %d\n", i);
matches = 0;
} else if (ccf->codec_type == CODEC_TYPE_VIDEO) {
if (CHECK_CODEC(frame_rate) ||
CHECK_CODEC(width) ||
CHECK_CODEC(height)) {
printf("Codec width, height and framerate do not match for stream %d\n", i);
matches = 0;
}
} else if (ccf->codec_type == CODEC_TYPE_AUDIO) {
if (CHECK_CODEC(sample_rate) ||
CHECK_CODEC(channels) ||
CHECK_CODEC(frame_size)) {
printf("Codec sample_rate, channels, frame_size do not match for stream %d\n", i);
matches = 0;
}
} else {
printf("Unknown codec type\n");
matches = 0;
}
}
if (!matches) {
break;
}
}
} else {
printf("Deleting feed file '%s' as stream counts differ (%d != %d)\n",
feed->feed_filename, s->nb_streams, feed->nb_streams);
}
av_close_input_file(s);
} else {
printf("Deleting feed file '%s' as it appears to be corrupt\n",
feed->feed_filename);
}
if (!matches)
unlink(feed->feed_filename);
}
if (!url_exist(feed->feed_filename)) {
AVFormatContext s1, *s = &s1;
@ -3452,6 +3519,7 @@ int parse_ffconfig(const char *filename)
fprintf(stderr, "%s:%d: No corresponding <Feed> for </Feed>\n",
filename, line_num);
errors++;
#if 0
} else {
/* Make sure that we start out clean */
if (unlink(feed->feed_filename) < 0
@ -3460,6 +3528,7 @@ int parse_ffconfig(const char *filename)
filename, line_num, feed->feed_filename, strerror(errno));
errors++;
}
#endif
}
feed = NULL;
} else if (!strcasecmp(cmd, "<Stream")) {