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l3_video: listing sorted bps rates

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Jed Reynolds
2020-01-29 10:02:56 -08:00
parent 62c32e5a5a
commit 911b893e0c
1 changed files with 80 additions and 14 deletions
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94
l3_video_em.pl
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@@ -34,8 +34,8 @@ our $cx_name = "";
our $tx_side = "B";
our $min_tx = undef;
our $max_tx = -1;
our $est_buf_size = -1;
our $log_cli = 0;
our $buf_size = -1;
our $log_cli = "unset"; # do not set to 0, it turns into logfile "./0"
our $stream_res = undef;
our @frame_rates = ( 10, 12, 15, 24, 25, 29.97, 30, 50, 59.94, 60);
our $frame_rates_desc = join(", ", @::frame_rates);
@@ -51,6 +51,26 @@ our @audio_rates = 128000; # 128k
# https://blog.forret.com/2006/09/27/hd-720p-1080i-and-1080p/
# Framerate is highly subjective in digital formats, because there are
# variable frame rates dictated by min- and max-frame rate.
our %stream_keys = (
'w' => 0,
'width' => 0,
'x' => 0,
'h' => 1,
'height' => 1,
'y' => 1,
'i' => 2,
'interlaced' => 2,
'audio' => 3,
'audio_bps' => 3,
'video' => 4,
'video_bps' => 4,
'stream' => 5,
'stream_bps' => 5,
'fps' => 6,
'frames' => 6,
'framerate' => 6,
);
our %avail_stream_res = (
# nicname w, h, interlaced, audio, vid bps, tt bps framerate
"sqvga-4:3" => [ 160, 120, 0, 16000, 32000, 48000, 30],
@@ -71,7 +91,7 @@ our %avail_stream_res = (
"d1-1200k-4:3" => [ 640, 480, 0, 32000, 1168000, 1200000, 30],
"d1-1200k-16:9" => [ 852, 480, 0, 32000, 1168000, 1200000, 30],
"hd-1800k-16:9" => [ 1280, 720, 0, 64000, 1736000, 1800000, 59.94],
"hd-2400k-16:9" => [ 1280, 720, 0, 64000, 2272000, 2400000, 59.94],
"hd-2400k-16:9" => [ 1280, 720, 0, 64000, 2272000, 2336000, 59.94],
"108p4:3" => [ 144, 108, 0, 16000, 32000, 48000, 30],
@@ -121,22 +141,23 @@ our %avail_stream_res = (
"yt-hdr-2160p60" => [ 3840, 2160, 0, 512000, 75500000, 1800000, 60],
"raw720p30" => [ 1280, 720, 0, 64000, 1736000, 221184000, 30],
"raw720p60" => [ 1280, 720, 0, 64000, 1736000, 442368000, 60],
"raw720p30" => [ 1280, 720, 0, 64000, 221120000, 221184000, 30],
"raw720p60" => [ 1280, 720, 0, 64000, 442304000, 442368000, 60],
# frame size 6.2MB
# 1080i60 1920x1080 186MBps
"raw1080i" => [ 1920, 540, 1, 128000, 1736000, 1486512000, 59.94],
"raw1080i30" => [ 1920, 540, 1, 128000, 1736000, 1488000000, 30],
"raw1080i60" => [ 1920, 540, 1, 128000, 1736000, 1488000000, 60],
"raw1080i" => [ 1920, 540, 1, 128000, 1486384000, 1486512000, 59.94],
"raw1080i30" => [ 1920, 540, 1, 128000, 1487872000, 1488000000, 30],
"raw1080i60" => [ 1920, 540, 1, 128000, 1487872000, 1488000000, 60],
# 1080p60 1920x1080 373MBps, 6.2Mbps frame size
"raw1080p" => [ 1920, 1080, 0, 128000, 1736000, 2976000000, 60],
"raw1080p" => [ 1920, 1080, 0, 128000, 2975872000, 2976000000, 60],
);
our $avail_stream_desc = join(", ", keys(%avail_stream_res));
our $resolution = "720p";
my $list_streams = 0;
our $usage = "$0 # modulates a Layer 3 CX to emulate a video server
--mgr {hostname | IP}
@@ -147,12 +168,16 @@ our $usage = "$0 # modulates a Layer 3 CX to emulate a video server
# default $tx_side
--min_tx {speed in bps}
--max_tx {speed in bps|SAME}
--est_buf_size {kilobytes} # fill a buffer at max_tx for this long
--frame_rate {$frame_rates_desc}
--buf_size {kilobytes} # fill a buffer at max_tx for this long
# default $frame_rate
--stream_res {$avail_stream_desc}
--list_streams # show stream bps table and exit
# default $resolution
--log_cli {0|1}
";
# --frame_rate {$frame_rates_desc} # not really applicable
# the stream resolution (kbps) is really a better burn rate
my $show_help = 0;
@@ -163,12 +188,17 @@ if (@ARGV < 2) {
GetOptions
(
'help|h' => \$show_help,
'cx_name|e=s' => \$::cx_name,
'set_tx|side|s=s' => \$::tx_side,
'mgr|m=s' => \$::lfmgr_host,
'mgr_port|p=i' => \$::lfmgr_port,
'log_cli=s{0,1}' => \$log_cli,
'tx_style|style=s' => \$::tx_style,
'est_buf_size|buf=i' => \$::est_buf_size,
'cx_name|e=s' => \$::cx_name,
'set_tx|side|s=s' => \$::tx_side,
'min_tx=i' => \$::min_tx,
'max_tx=i' => \$::max_tx,
'buf_size|buf=i' => \$::buf_size,
'stream_res=s' => \$::stream_res,
'list_streams' => \$list_streams,
) || die($::usage);
@@ -177,6 +207,36 @@ if ($show_help) {
exit 0;
}
if ($list_streams) {
print "Predefined Video Streams\n";
print "=" x 72;
print "\n";
my %sortedkeys = ();
foreach my $oldkey (keys(%::avail_stream_res)) {
my $ra_row = $::avail_stream_res{$oldkey};
my $x = 10000 + int(@$ra_row[$stream_keys{x}]);
my $y = 10000 + int(@$ra_row[$stream_keys{y}]);
my $newkey = "${x}_${y}_${oldkey}";
$sortedkeys{$newkey} = $oldkey;
}
foreach my $sorted_key (sort(keys(%sortedkeys))) {
my $key = $sortedkeys{$sorted_key};
my $ra_row1 = $::avail_stream_res{$key};
my $x = @$ra_row1[$stream_keys{x}];
my $y = @$ra_row1[$stream_keys{y}];
my $bps = int(@$ra_row1[$stream_keys{stream_bps}]);
my $bps_sum = int(@$ra_row1[$stream_keys{video_bps}]) + int(@$ra_row1[$stream_keys{audio_bps}]);
#my $warning = "";
printf("[ %15s ] %5s x %5s using %13s", $key, $x, $y, $bps);
if ($bps != $bps_sum) {
print " Invalid BPS $bps, correct to $bps_sum";
}
print "\n";
}
exit 0;
}
if ($::quiet eq "0") {
$::quiet = "no";
}
@@ -189,9 +249,11 @@ if (defined $log_cli) {
# here is how we reset the variable if it was used as a flag
if ($log_cli eq "") {
$ENV{'LOG_CLI'} = 1;
#print "LOG_CLI now 1\n";
}
else {
$ENV{'LOG_CLI'} = $log_cli;
#print "LOG_CLI now $log_cli\n";
}
}
}
@@ -229,4 +291,8 @@ else {
$::utils->log_cli("# $0 ".`date "+%Y-%m-%d %H:%M:%S"`);
die ("Please provide cx_name")
unless((defined $::cx_name) && ("" ne $::cx_name));
# print out choices for now
print $::utils->doAsyncCmd($::utils->fmt_cmd("show_cx", "all", $::cx_name));
#