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mi-info: add a helper to format bit-rates

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Print bit-rates in kbit/sec. Add handling for unknown values and ranges.
This commit is contained in:
Stefan Sauer 2013-10-03 22:23:22 +02:00
parent faa74e09b9
commit c011ec4dd4
1 changed files with 21 additions and 4 deletions
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25
mediainfo/src/mi-info.vala
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@ -602,8 +602,7 @@ public class MediaInfo.Info : Box
add_table_rows_for_caps (table, row, "Codec:", sinfo.get_caps ());
row+=2;
str = "%u / %u bits/second".printf (vinfo.get_bitrate(), vinfo.get_max_bitrate());
add_table_row_for_string (table, row, "Bitrate:", str);
add_table_row_for_bitrates (table, row, vinfo.get_bitrate(), vinfo.get_max_bitrate());
row++;
// add named resolutions: (640x480=VGA)
@ -654,8 +653,7 @@ public class MediaInfo.Info : Box
add_table_rows_for_caps (table, row, "Codec:", sinfo.get_caps ());
row+=2;
str = "%u / %u bits/second".printf (ainfo.get_bitrate(),ainfo.get_max_bitrate());
add_table_row_for_string (table, row, "Bitrate:", str);
add_table_row_for_bitrates (table, row, ainfo.get_bitrate(), ainfo.get_max_bitrate());
row++;
str = "%u samples/second".printf (ainfo.get_sample_rate());
@ -761,6 +759,25 @@ public class MediaInfo.Info : Box
table.attach (label, 1, 2, row, row+1, fill_exp, 0, 3, 1);
}
private void add_table_row_for_bitrates (Table table, uint row, uint br, uint mbr) {
string str;
if (br == mbr) {
mbr = 0; // no point in printing this as a range
}
if (mbr != 0) {
str = "%.2f ... %.2f kbit/second".printf (br/1024.0, mbr/1024.0);
} else {
if (br != 0) {
str = "%.2f kbit/second".printf (br/1024.0);
} else {
str = "unknown";
}
}
add_table_row_for_string (table, row, "Bitrate:", str);
}
private void add_table_row_for_string (Table table, uint row, string title, string? str) {
AttachOptions fill = AttachOptions.FILL;
AttachOptions fill_exp = AttachOptions.EXPAND|AttachOptions.FILL;