celtenc

celtenc — Encodes audio in Celt format

Synopsis

                    GstCeltEnc;

Properties

  "bitrate"                  gint                  : Read / Write
  "framesize"                gint                  : Read / Write

Description

This element raw audio to CELT.

Example pipelines

gst-launch -v audiotestsrc wave=sine num-buffers=100 ! audioconvert ! celtenc ! oggmux ! filesink location=sine.ogg
Encode a test sine signal to Ogg/CELT.

Synopsis

Element Information

plugin

celt

author

Sebastian Dröge <sebastian.droege@collabora.co.uk>

class

Codec/Encoder/Audio

Element Pads

name

sink

direction

sink

presence

always

details

audio/x-raw-int, rate=(int)[ 32000, 64000 ], channels=(int)[ 1, 2 ], endianness=(int)1234, signed=(boolean)true, width=(int)16, depth=(int)16

name

src

direction

source

presence

always

details

audio/x-celt, rate=(int)[ 32000, 64000 ], channels=(int)[ 1, 2 ]

Details

GstCeltEnc

typedef struct {
  GstElement            element;

  /* pads */
  GstPad                *sinkpad;
  GstPad                *srcpad;

  CELTHeader            header;
  CELTMode             *mode;
  CELTEncoder          *state;
  GstAdapter           *adapter;

  gint                  bitrate;
  gint                  frame_size;

  gint                  channels;
  gint                  rate;

  gboolean              setup;
  gboolean              header_sent;
  gboolean              eos;

  guint64               samples_in;
  guint64               bytes_out;

  GstTagList            *tags;

  guint64               frameno;
  guint64               frameno_out;

  GstClockTime     start_ts;
  GstClockTime     next_ts;
  guint64          granulepos_offset;
} GstCeltEnc;

Property Details

The "bitrate" property

  "bitrate"                  gint                  : Read / Write

Specify an encoding bit-rate (in bps). (0 = automatic).

Allowed values: [0,150]

Default value: 128


The "framesize" property

  "framesize"                gint                  : Read / Write

The number of samples per frame.

Allowed values: [64,256]

Default value: 256

See Also

celtdec, oggmux