HDCDContext Struct Reference

Data Fields
const AVClass *	class
hdcd_state	state [HDCD_MAX_CHANNELS]
int	process_stereo
	use hdcd_*_stereo() functions to process both channels together. More...
int	force_pe
	always extend peaks above -3dBFS even if PE isn't signaled -af hdcd=force_pe=0 for off -af hdcd=force_pe=1 for on default is off More...
int	analyze_mode
	analyze mode replaces the audio with a solid tone and adjusts the amplitude to signal some specific aspect of the decoding process. More...
int	cdt_ms
	code detect timer period in ms More...
int	disable_autoconvert
	disable any format conversion or resampling in the filter graph More...
int	bits_per_sample
	bits per sample 16, 20, or 24 More...
int	bad_config
	config_input() and config_output() scan links for any resampling or format changes. More...
AVFilterContext *	fctx
	filter context for logging errors More...
int	sample_count
	used in error logging More...
int	val_target_gain
	last matching target_gain in both channels More...
hdcd_detection_data	detect

Detailed Description

Definition at line 943 of file af_hdcd.c.

Field Documentation

const AVClass* HDCDContext::class

Definition at line 944 of file af_hdcd.c.

hdcd_state HDCDContext::state[HDCD_MAX_CHANNELS]

Definition at line 945 of file af_hdcd.c.

Referenced by config_input(), filter_frame(), hdcd_control_stereo(), hdcd_process_stereo(), and uninit().

int HDCDContext::process_stereo

use hdcd_*_stereo() functions to process both channels together.

-af hdcd=process_stereo=0 for off -af hdcd=process_stereo=1 for on default is HDCD_PROCESS_STEREO_DEFAULT

Definition at line 952 of file af_hdcd.c.

Referenced by config_input(), and filter_frame().

int HDCDContext::force_pe

always extend peaks above -3dBFS even if PE isn't signaled -af hdcd=force_pe=0 for off -af hdcd=force_pe=1 for on default is off

Definition at line 957 of file af_hdcd.c.

Referenced by config_input(), and hdcd_control().

int HDCDContext::analyze_mode

analyze mode replaces the audio with a solid tone and adjusts the amplitude to signal some specific aspect of the decoding process.

See docs or HDCD_ANA_* defines.

Definition at line 962 of file af_hdcd.c.

Referenced by config_input(), hdcd_process(), and hdcd_process_stereo().

int HDCDContext::cdt_ms

code detect timer period in ms

Definition at line 964 of file af_hdcd.c.

Referenced by config_input().

int HDCDContext::disable_autoconvert

disable any format conversion or resampling in the filter graph

Definition at line 966 of file af_hdcd.c.

Referenced by init().

int HDCDContext::bits_per_sample

bits per sample 16, 20, or 24

Definition at line 968 of file af_hdcd.c.

Referenced by config_input(), filter_frame(), hdcd_process(), and hdcd_process_stereo().

int HDCDContext::bad_config

config_input() and config_output() scan links for any resampling or format changes.

If found, warnings are issued and bad_config is set.

Definition at line 974 of file af_hdcd.c.

Referenced by init(), and uninit().

AVFilterContext* HDCDContext::fctx

filter context for logging errors

Definition at line 976 of file af_hdcd.c.

Referenced by hdcd_control_stereo(), hdcd_integrate(), and init().

int HDCDContext::sample_count

used in error logging

Definition at line 977 of file af_hdcd.c.

Referenced by filter_frame(), hdcd_control_stereo(), hdcd_integrate(), and init().

int HDCDContext::val_target_gain

last matching target_gain in both channels

Definition at line 978 of file af_hdcd.c.

Referenced by hdcd_control_stereo(), and hdcd_process_stereo().

hdcd_detection_data HDCDContext::detect

Definition at line 981 of file af_hdcd.c.

Referenced by config_input(), filter_frame(), and uninit().

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The documentation for this struct was generated from the following file:

• libavfilter/af_hdcd.c