opus_defines.h File Reference

Opus reference implementation constants. More...

#include "opus_types.h"

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Macros
#define	OPUS_OK
	No error.
#define	OPUS_BAD_ARG
	One or more invalid/out of range arguments.
#define	OPUS_BUFFER_TOO_SMALL
	Not enough bytes allocated in the buffer.
#define	OPUS_INTERNAL_ERROR
	An internal error was detected.
#define	OPUS_INVALID_PACKET
	The compressed data passed is corrupted.
#define	OPUS_UNIMPLEMENTED
	Invalid/unsupported request number.
#define	OPUS_INVALID_STATE
	An encoder or decoder structure is invalid or already freed.
#define	OPUS_ALLOC_FAIL
	Memory allocation has failed.
#define	OPUS_AUTO
	Auto/default setting.
#define	OPUS_BITRATE_MAX
	Maximum bitrate.
#define	OPUS_APPLICATION_VOIP
	Best for most VoIP/videoconference applications where listening quality and intelligibility matter most.
#define	OPUS_APPLICATION_AUDIO
	Best for broadcast/high-fidelity application where the decoded audio should be as close as possible to the input.
#define	OPUS_APPLICATION_RESTRICTED_LOWDELAY
	Only use when lowest-achievable latency is what matters most.
#define	OPUS_SIGNAL_VOICE   3001
	Signal being encoded is voice.
#define	OPUS_SIGNAL_MUSIC   3002
	Signal being encoded is music.
#define	OPUS_BANDWIDTH_NARROWBAND
	4 kHz bandpass
#define	OPUS_BANDWIDTH_MEDIUMBAND
	6 kHz bandpass
#define	OPUS_BANDWIDTH_WIDEBAND
	8 kHz bandpass
#define	OPUS_BANDWIDTH_SUPERWIDEBAND
	12 kHz bandpass
#define	OPUS_BANDWIDTH_FULLBAND
	20 kHz bandpass
#define	OPUS_FRAMESIZE_ARG   5000
	Select frame size from the argument (default)
#define	OPUS_FRAMESIZE_2_5_MS   5001
	Use 2.5 ms frames.
#define	OPUS_FRAMESIZE_5_MS   5002
	Use 5 ms frames.
#define	OPUS_FRAMESIZE_10_MS   5003
	Use 10 ms frames.
#define	OPUS_FRAMESIZE_20_MS   5004
	Use 20 ms frames.
#define	OPUS_FRAMESIZE_40_MS   5005
	Use 40 ms frames.
#define	OPUS_FRAMESIZE_60_MS   5006
	Use 60 ms frames.
#define	OPUS_FRAMESIZE_80_MS   5007
	Use 80 ms frames.
#define	OPUS_FRAMESIZE_100_MS   5008
	Use 100 ms frames.
#define	OPUS_FRAMESIZE_120_MS   5009
	Use 120 ms frames.
#define	OPUS_SET_COMPLEXITY(x)
	Configures the encoder's computational complexity.
#define	OPUS_GET_COMPLEXITY(x)
	Gets the encoder's complexity configuration.
#define	OPUS_SET_BITRATE(x)
	Configures the bitrate in the encoder.
#define	OPUS_GET_BITRATE(x)
	Gets the encoder's bitrate configuration.
#define	OPUS_SET_VBR(x)
	Enables or disables variable bitrate (VBR) in the encoder.
#define	OPUS_GET_VBR(x)
	Determine if variable bitrate (VBR) is enabled in the encoder.
#define	OPUS_SET_VBR_CONSTRAINT(x)
	Enables or disables constrained VBR in the encoder.
#define	OPUS_GET_VBR_CONSTRAINT(x)
	Determine if constrained VBR is enabled in the encoder.
#define	OPUS_SET_FORCE_CHANNELS(x)
	Configures mono/stereo forcing in the encoder.
#define	OPUS_GET_FORCE_CHANNELS(x)
	Gets the encoder's forced channel configuration.
#define	OPUS_SET_MAX_BANDWIDTH(x)
	Configures the maximum bandpass that the encoder will select automatically.
#define	OPUS_GET_MAX_BANDWIDTH(x)
	Gets the encoder's configured maximum allowed bandpass.
#define	OPUS_SET_BANDWIDTH(x)
	Sets the encoder's bandpass to a specific value.
#define	OPUS_SET_SIGNAL(x)
	Configures the type of signal being encoded.
#define	OPUS_GET_SIGNAL(x)
	Gets the encoder's configured signal type.
#define	OPUS_SET_APPLICATION(x)
	Configures the encoder's intended application.
#define	OPUS_GET_APPLICATION(x)
	Gets the encoder's configured application.
#define	OPUS_GET_LOOKAHEAD(x)
	Gets the total samples of delay added by the entire codec.
#define	OPUS_SET_INBAND_FEC(x)
	Configures the encoder's use of inband forward error correction (FEC).
#define	OPUS_GET_INBAND_FEC(x)
	Gets encoder's configured use of inband forward error correction.
#define	OPUS_SET_PACKET_LOSS_PERC(x)
	Configures the encoder's expected packet loss percentage.
#define	OPUS_GET_PACKET_LOSS_PERC(x)
	Gets the encoder's configured packet loss percentage.
#define	OPUS_SET_DTX(x)
	Configures the encoder's use of discontinuous transmission (DTX).
#define	OPUS_GET_DTX(x)
	Gets encoder's configured use of discontinuous transmission.
#define	OPUS_SET_LSB_DEPTH(x)
	Configures the depth of signal being encoded.
#define	OPUS_GET_LSB_DEPTH(x)
	Gets the encoder's configured signal depth.
#define	OPUS_SET_EXPERT_FRAME_DURATION(x)
	Configures the encoder's use of variable duration frames.
#define	OPUS_GET_EXPERT_FRAME_DURATION(x)
	Gets the encoder's configured use of variable duration frames.
#define	OPUS_SET_PREDICTION_DISABLED(x)
	If set to 1, disables almost all use of prediction, making frames almost completely independent.
#define	OPUS_GET_PREDICTION_DISABLED(x)
	Gets the encoder's configured prediction status.
#define	OPUS_RESET_STATE
	Resets the codec state to be equivalent to a freshly initialized state.
#define	OPUS_GET_FINAL_RANGE(x)
	Gets the final state of the codec's entropy coder.
#define	OPUS_GET_BANDWIDTH(x)
	Gets the encoder's configured bandpass or the decoder's last bandpass.
#define	OPUS_GET_SAMPLE_RATE(x)
	Gets the sampling rate the encoder or decoder was initialized with.
#define	OPUS_SET_PHASE_INVERSION_DISABLED(x)
	If set to 1, disables the use of phase inversion for intensity stereo, improving the quality of mono downmixes, but slightly reducing normal stereo quality.
#define	OPUS_GET_PHASE_INVERSION_DISABLED(x)
	Gets the encoder's configured phase inversion status.
#define	OPUS_GET_IN_DTX(x)
	Gets the DTX state of the encoder.
#define	OPUS_SET_GAIN(x)
	Configures decoder gain adjustment.
#define	OPUS_GET_GAIN(x)
	Gets the decoder's configured gain adjustment.
#define	OPUS_GET_LAST_PACKET_DURATION(x)
	Gets the duration (in samples) of the last packet successfully decoded or concealed.
#define	OPUS_GET_PITCH(x)
	Gets the pitch of the last decoded frame, if available.

Functions
const char *	opus_strerror (int error)
	Converts an opus error code into a human readable string.
const char *	opus_get_version_string (void)
	Gets the libopus version string.

Detailed Description

Opus reference implementation constants.