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ffmpeg.wasm-core
Commit 79c4ea3c authored by Philip Gladstone's avatar Philip Gladstone
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* Change the default behaviour to start streaming as soon as possible (i.e. 

  no waiting for key frames).
* Provide StartSendOnKey paramter for a stream to wait until we get key frames
  before sending.
* Add the codec names into the status page. May help debugging problems.

Originally committed as revision 507 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 607dce96
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Showing with 28 additions and 7 deletions
ffserver.c
View file @ 79c4ea3c
......@@ -116,6 +116,7 @@ typedef struct FFStream {
AVFormat *fmt;
int nb_streams;
int prebuffer; /* Number of millseconds early to start */
int send_on_key;
AVStream *streams[MAX_STREAMS];
int feed_streams[MAX_STREAMS]; /* index of streams in the feed */
char feed_filename[1024]; /* file name of the feed storage, or
......@@ -768,9 +769,9 @@ static void compute_stats(HTTPContext *c)
q += sprintf(q, "<HEAD><TITLE>FFServer Status</TITLE></HEAD>\n<BODY>");
q += sprintf(q, "<H1>FFServer Status</H1>\n");
/* format status */
q += sprintf(q, "<H1>Available Streams</H1>\n");
q += sprintf(q, "<H2>Available Streams</H2>\n");
q += sprintf(q, "<TABLE>\n");
q += sprintf(q, "<TR><TD>Path<TD>Format<TD>Bit rate (kbits/s)<TD>Video<TD>Audio<TD>Feed\n");
q += sprintf(q, "<TR><Th>Path<Th>Format<Th>Bit rate (kbits/s)<Th COLSPAN=2>Video<Th COLSPAN=2>Audio<Th align=left>Feed\n");
stream = first_stream;
while (stream != NULL) {
char sfilename[1024];
......@@ -793,24 +794,40 @@ static void compute_stats(HTTPContext *c)
{
int audio_bit_rate = 0;
int video_bit_rate = 0;
char *audio_codec_name = "";
char *video_codec_name = "";
char *audio_codec_name_extra = "";
char *video_codec_name_extra = "";
for(i=0;i<stream->nb_streams;i++) {
AVStream *st = stream->streams[i];
AVCodec *codec = avcodec_find_encoder(st->codec.codec_id);
switch(st->codec.codec_type) {
case CODEC_TYPE_AUDIO:
audio_bit_rate += st->codec.bit_rate;
if (codec) {
if (*audio_codec_name)
audio_codec_name_extra = "...";
audio_codec_name = codec->name;
}
break;
case CODEC_TYPE_VIDEO:
video_bit_rate += st->codec.bit_rate;
if (codec) {
if (*video_codec_name)
video_codec_name_extra = "...";
video_codec_name = codec->name;
}
break;
default:
abort();
}
}
q += sprintf(q, "<TD> %s <TD> %d <TD> %d <TD> %d",
q += sprintf(q, "<TD> %s <TD> %d <TD> %d <TD> %s %s <TD> %d <TD> %s %s",
stream->fmt->name,
(audio_bit_rate + video_bit_rate) / 1000,
video_bit_rate / 1000, audio_bit_rate / 1000);
video_bit_rate / 1000, video_codec_name, video_codec_name_extra,
audio_bit_rate / 1000, audio_codec_name, audio_codec_name_extra);
if (stream->feed) {
q += sprintf(q, "<TD>%s", stream->feed->filename);
} else {
......@@ -820,7 +837,7 @@ static void compute_stats(HTTPContext *c)
}
break;
default:
q += sprintf(q, "<TD> - <TD> - <TD> - <TD> -\n");
q += sprintf(q, "<TD> - <TD> - <TD COLSPAN=2> - <TD COLSPAN=2> -\n");
break;
}
stream = stream->next;
......@@ -858,7 +875,7 @@ static void compute_stats(HTTPContext *c)
#endif
/* connection status */
q += sprintf(q, "<H1>Connection Status</H1>\n");
q += sprintf(q, "<H2>Connection Status</H2>\n");
q += sprintf(q, "Number of connections: %d / %d<BR>\n",
nb_connections, nb_max_connections);
......@@ -1098,7 +1115,7 @@ static int http_prepare_data(HTTPContext *c)
* audio streams (for which every frame is
* typically a key frame).
*/
if ((c->got_key_frame + 1) >> c->stream->nb_streams) {
if (!c->stream->send_on_key || ((c->got_key_frame + 1) >> c->stream->nb_streams)) {
goto send_it;
}
}
......@@ -1716,6 +1733,10 @@ int parse_ffconfig(const char *filename)
if (stream) {
stream->prebuffer = atoi(arg) * 1000;
}
} else if (!strcasecmp(cmd, "StartSendOnKey")) {
if (stream) {
stream->send_on_key = 1;
}
} else if (!strcasecmp(cmd, "AudioCodec")) {
get_arg(arg, sizeof(arg), &p);
audio_id = opt_audio_codec(arg);
......
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