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const AVClass * | class |
| | AVClass context for log and options purpose.
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int | peak_mode |
| | enabled peak modes
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double * | true_peaks |
| | true peaks per channel
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double * | sample_peaks |
| | sample peaks per channel
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double * | true_peaks_per_frame |
| | true peaks in a frame per channel
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int | do_video |
| | 1 if video output enabled, 0 otherwise
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int | w |
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int | h |
| | size of the video output
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struct rect | text |
| | rectangle for the LU legend on the left
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struct rect | graph |
| | rectangle for the main graph in the center
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struct rect | gauge |
| | rectangle for the gauge on the right
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AVFrame * | outpicref |
| | output picture reference, updated regularly
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int | meter |
| | select a EBU mode between +9 and +18
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int | scale_range |
| | the range of LU values according to the meter
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int | y_zero_lu |
| | the y value (pixel position) for 0 LU
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int * | y_line_ref |
| | y reference values for drawing the LU lines in the graph and the gauge
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int | nb_channels |
| | number of channels in the input
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double * | ch_weighting |
| | channel weighting mapping
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int | sample_count |
| | sample count used for refresh frequency, reset at refresh
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double | x [MAX_CHANNELS *3] |
| | 3 input samples cache for each channel
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double | y [MAX_CHANNELS *3] |
| | 3 pre-filter samples cache for each channel
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double | z [MAX_CHANNELS *3] |
| | 3 RLB-filter samples cache for each channel
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struct integrator | i400 |
| | 400ms integrator, used for Momentary loudness (M), and Integrated loudness (I)
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struct integrator | i3000 |
| | 3s integrator, used for Short term loudness (S), and Loudness Range (LRA)
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double | integrated_loudness |
| | integrated loudness in LUFS (I)
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double | loudness_range |
| | loudness range in LU (LRA)
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double | lra_low |
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double | lra_high |
| | low and high LRA values
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int | loglevel |
| | log level for frame logging
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int | metadata |
| | whether or not to inject loudness results in frames
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int | dual_mono |
| | whether or not to treat single channel input files as dual-mono
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double | pan_law |
| | pan law value used to calculate dual-mono measurements
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