generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ffserver_config: set defaults basing on absence of set value

Browse Source 
This prevents the situation when user set option to 0 and ffserver
threats it as not set value, so applies the default.

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
This commit is contained in:
Lukasz Marek 2014-11-26 19:08:18 +01:00
parent c8ac46e924
commit 2f4233614a
1 changed files with 10 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
ffserver_config.c
View File

@ -200,51 +200,51 @@ static void add_codec(FFServerStream *stream, AVCodecContext *av,
/* compute default parameters */
switch(av->codec_type) {
case AVMEDIA_TYPE_AUDIO:
if (av->bit_rate == 0) {
if (!av_dict_get(recommended, "ab", NULL, 0)) {
av->bit_rate = 64000;
av_dict_set_int(&recommended, "ab", av->bit_rate, 0);
}
if (av->sample_rate == 0) {
if (!av_dict_get(recommended, "ar", NULL, 0)) {
av->sample_rate = 22050;
av_dict_set_int(&recommended, "ar", av->sample_rate, 0);
}
if (av->channels == 0) {
if (!av_dict_get(recommended, "ac", NULL, 0)) {
av->channels = 1;
av_dict_set_int(&recommended, "ac", av->channels, 0);
}
break;
case AVMEDIA_TYPE_VIDEO:
if (av->bit_rate == 0) {
if (!av_dict_get(recommended, "b", NULL, 0)) {
av->bit_rate = 64000;
av_dict_set_int(&recommended, "b", av->bit_rate, 0);
}
if (av->time_base.num == 0){
if (!av_dict_get(recommended, "time_base", NULL, 0)){
av->time_base.den = 5;
av->time_base.num = 1;
av_dict_set(&recommended, "time_base", "1/5", 0);
}
if (av->width == 0 || av->height == 0) {
if (!av_dict_get(recommended, "video_size", NULL, 0)) {
av->width = 160;
av->height = 128;
av_dict_set(&recommended, "video_size", "160x128", 0);
}
/* Bitrate tolerance is less for streaming */
if (av->bit_rate_tolerance == 0) {
if (!av_dict_get(recommended, "bt", NULL, 0)) {
av->bit_rate_tolerance = FFMAX(av->bit_rate / 4,
(int64_t)av->bit_rate*av->time_base.num/av->time_base.den);
av_dict_set_int(&recommended, "bt", av->bit_rate_tolerance, 0);
}
if (!av->rc_eq) {
if (!av_dict_get(recommended, "rc_eq", NULL, 0)) {
av->rc_eq = av_strdup("tex^qComp");
av_dict_set(&recommended, "rc_eq", "tex^qComp", 0);
}
if (!av->rc_max_rate) {
if (!av_dict_get(recommended, "maxrate", NULL, 0)) {
av->rc_max_rate = av->bit_rate * 2;
av_dict_set_int(&recommended, "maxrate", av->rc_max_rate, 0);
}
if (av->rc_max_rate && !av->rc_buffer_size) {
if (av->rc_max_rate && !av_dict_get(recommended, "bufsize", NULL, 0)) {
av->rc_buffer_size = av->rc_max_rate;
av_dict_set_int(&recommended, "bufsize", av->rc_buffer_size, 0);
}