singe/ffms2/test/tools/gendata
2019-11-18 20:30:00 -06:00

102 lines
2.2 KiB
Perl
Executable file

#!/usr/bin/env perl
use strict;
use warnings;
my $filename = shift;
my $arrayname = shift;
my $track = shift;
my @timestamps;
my @hashes;
my @durations;
my @widths;
my @heights;
my @pixfmts;
my @keyframes;
my $ticks = 1;
my $frames = 0;
if (!defined($filename) || !defined($arrayname) || !defined($track)) {
print("Usage: gendata [filename] [arrayname] [track] > output.cpp\n");
exit(0);
}
my $version = "Unknown";
for (`ffmpeg -version 2>&1`) {
chomp;
s/^(ffmpeg version .+) Copyright.+/$1/;
$version = $_;
last;
}
print("// Autogenerated from $filename by gendata with $version\n\n");
print("#ifndef _FFMS_TEST_".uc($arrayname)."_H\n");
print("#define _FFMS_TEST_".uc($arrayname)."_H\n\n");
print("#include \"data.h\"\n\n");
for (`ffmpeg -i $filename -map $track:0 -f framehash - 2>/dev/null`) {
if (/^#/) {
if (!/^#tb/) {
next;
}
chomp;
s/^#tb \d: //;
my @tb = split('/');
$ticks = int($tb[0]);
next;
}
chomp;
s/\s//g;
my @fields = split(',');
push(@hashes, $fields[5]);
$frames++;
}
for (`ffprobe -show_frames -select_streams $track $filename 2>/dev/null`) {
chomp;
if (/^width/) {
my @w = split('=');
push(@widths, int($w[1]));
} elsif (/^height/) {
my @h = split('=');
push(@heights, int($h[1]));
} elsif (/^pix_fmt/) {
my @p = split('=');
push(@pixfmts, $p[1]);
} elsif (/^key_frame/) {
my @k = split('=');
push(@keyframes, (int($k[1]) == 1 ? "true" : "false"));
} elsif (/^pkt_pts=/) {
my @t = split('=');
push(@timestamps, int($t[1]));
} elsif (/^pkt_duration=/) {
my @d = split('=');
push(@durations, int($d[1]));
} else {
next;
}
}
print("const TestFrameData $arrayname\[$frames] = {\n");
for (my $i = 0; $i < $frames; $i++) {
print(" { $timestamps[$i], $durations[$i], $widths[$i], $heights[$i], \"$pixfmts[$i]\", $keyframes[$i], {");
my $hash = $hashes[$i];
$hash =~ s/(..)/ 0x\U$1,/g;
$hash =~ s/,$//;
print($hash);
print(" } }");
if ($i != $frames - 1) {
print(",");
}
print("\n");
}
print("};\n\n");
print("#endif // _FFMS_TEST_".uc($arrayname)."_H\n");