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| -rw-r--r-- | README | 15 |
1 files changed, 9 insertions, 6 deletions
@@ -1,18 +1,18 @@ GENCLOCKIMG - genclockimg is a small program to generate clock face PNG images. + genclockimg is a small program to generate clock face images. I made it to generate a time index watermark for my timelapse videos. - It is written in C and uses cairo and libpopt. These are fairly common - and chances are high you already have this installed on your system. + It is written in C and uses libjpeg, cairo and libpopt. These are fairly common + and chances are high you already have these installed on your system. - I used rahra's cairo_jpg library to handle JPEG images. + I used Bernhard R. Fischer cairo_jpg library to handle JPEG images. See https://github.com/rahra/cairo_jpg BUILDING - To build genclockimg you need libcairo and libpopt and + To build genclockimg you need libjpeg, libcairo, libpopt and their accompanying dev packages installed. You'll also need a C compiler and GNU Make. @@ -46,6 +46,9 @@ OPTIONS Output filename. The .png extension is NOT added automaticly! The output is always PNG, even if you name the file differently. + -j + Write a JPEG file instead of PNG. + -t HH:MM Time to show on the clock @@ -60,7 +63,7 @@ EXAMPLES Generate a series of clock images based on the timestamps of a series of source images: - for file in *.jpg; do genclockimg -t `date -r "${file}" +"%H:%M"` -o "${file}-clock.png"; done + for file in *.jpg; do genclockimg -j -t `date -r "${file}" +"%H:%M"` -o "clock-${file}"; done LICENSE |