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get_video_resolution()

Description

Get video resolution and framerate using FFMpeg

Parameters

ColumnTypeDefaultDescription
$file string Path to video file

Return

array

Location

include/video_functions.php lines 12 to 62

Definition

 
function get_video_resolution($file)
    {
    $video_resolution = array(
        'width'     => 0,
        'height'    => 0,
        'framerate' => 0.0,
    );

    $video_info = get_video_info($file);

    // Different versions of ffprobe store the dimensions in different parts of the json output
    if(!empty($video_info['width']))
        {
        $video_resolution['width'] = intval($video_info['width']);
        }

    if(!empty($video_info['height']))
        {
        $video_resolution['height'] = intval($video_info['height']);
        }
    
    if (!empty($video_info['r_frame_rate'])) {
        $framerate_pieces = explode('/', $video_info['r_frame_rate']);

        if (floatval($framerate_pieces[1]) > 0) {
            $video_resolution['framerate'] = floatval($framerate_pieces[0] / $framerate_pieces[1]);    
        }
    }


    if(isset($video_info['streams']) && is_array($video_info['streams']))
        {
        foreach( $video_info['streams'] as $stream)
            {
            if(!empty($stream['codec_type']) && 'video' === $stream['codec_type'])
                {
                $video_resolution['width']  = intval($stream['width']);
                $video_resolution['height'] = intval($stream['height']);
                
                $framerate_pieces = explode('/', $stream['r_frame_rate']);
                if (floatval($framerate_pieces[1]) > 0) {
                    $video_resolution['framerate'] = floatval($framerate_pieces[0] / $framerate_pieces[1]);    
                }
                
                break;
                }
            }
        }

    return $video_resolution;
    }

This article was last updated 18th October 2024 09:05 Europe/London time based on the source file dated 10th September 2024 23:10 Europe/London time.