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179 lines
5.8 KiB
C
179 lines
5.8 KiB
C
#ifndef __GST_TRANSCODER_H
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#define __GST_TRANSCODER_H
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/pbutils/pbutils.h>
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#include <gst/transcoder/transcoder-prelude.h>
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#include <gst/transcoder/transcoder-enumtypes.h>
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G_BEGIN_DECLS
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/*********** Error definitions ************/
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#define GST_TRANSCODER_ERROR (gst_transcoder_error_quark ())
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/**
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* GstTranscoderError:
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* @GST_TRANSCODER_ERROR_FAILED: generic error.
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*/
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typedef enum {
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GST_TRANSCODER_ERROR_FAILED = 0
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} GstTranscoderError;
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GST_TRANSCODER_API
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GQuark gst_transcoder_error_quark (void);
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GST_TRANSCODER_API
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const gchar * gst_transcoder_error_get_name (GstTranscoderError error);
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/*********** State definition ************/
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/**
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* GstTranscoderState:
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* @GST_TRANSCODER_STATE_STOPPED: the transcoder is stopped.
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* @GST_TRANSCODER_STATE_PAUSED: the transcoder is paused.
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* @GST_TRANSCODER_STATE_PLAYING: the transcoder is currently transcoding a
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* stream.
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*
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* High level representation of the transcoder pipeline state.
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*
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* Since: 1.20
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*/
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typedef enum {
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GST_TRANSCODER_STATE_STOPPED,
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GST_TRANSCODER_STATE_PAUSED,
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GST_TRANSCODER_STATE_PLAYING
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} GstTranscoderState;
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GST_TRANSCODER_API
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const gchar * gst_transcoder_state_get_name (GstTranscoderState state);
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/*********** Messages types definitions ************/
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/**
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* GstTranscoderMessage:
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* @GST_TRANSCODER_MESSAGE_POSITION_UPDATED: Sink position changed
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* @GST_TRANSCODER_MESSAGE_DURATION_CHANGED: Duration of stream changed
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* @GST_TRANSCODER_MESSAGE_STATE_CHANGED: Pipeline state changed
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* @GST_TRANSCODER_MESSAGE_DONE: Transcoding is done
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* @GST_TRANSCODER_MESSAGE_ERROR: Message contains an error
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* @GST_TRANSCODER_MESSAGE_WARNING: Message contains an error
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*
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* Types of messages that will be posted on the transcoder API bus.
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*
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* See also #gst_transcoder_get_message_bus()
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*
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* Since: 1.20
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*/
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typedef enum
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{
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GST_TRANSCODER_MESSAGE_POSITION_UPDATED,
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GST_TRANSCODER_MESSAGE_DURATION_CHANGED,
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GST_TRANSCODER_MESSAGE_STATE_CHANGED,
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GST_TRANSCODER_MESSAGE_DONE,
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GST_TRANSCODER_MESSAGE_ERROR,
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GST_TRANSCODER_MESSAGE_WARNING,
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} GstTranscoderMessage;
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GST_TRANSCODER_API
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gboolean gst_transcoder_is_transcoder_message (GstMessage * msg);
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GST_TRANSCODER_API
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const gchar * gst_transcoder_message_get_name (GstTranscoderMessage message);
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GST_TRANSCODER_API
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void gst_transcoder_message_parse_position (GstMessage * msg, GstClockTime * position);
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GST_TRANSCODER_API
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void gst_transcoder_message_parse_duration (GstMessage * msg, GstClockTime * duration);
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GST_TRANSCODER_API
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void gst_transcoder_message_parse_state (GstMessage * msg, GstTranscoderState * state);
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GST_TRANSCODER_API
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void gst_transcoder_message_parse_error (GstMessage * msg, GError * error, GstStructure ** details);
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GST_TRANSCODER_API
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void gst_transcoder_message_parse_warning (GstMessage * msg, GError * error, GstStructure ** details);
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/*********** GstTranscoder definition ************/
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#define GST_TYPE_TRANSCODER (gst_transcoder_get_type ())
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/**
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* GstTranscoderClass.parent_class:
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*
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* Since: 1.20
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*/
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GST_TRANSCODER_API
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G_DECLARE_FINAL_TYPE (GstTranscoder, gst_transcoder, GST, TRANSCODER, GstObject)
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GST_TRANSCODER_API
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GstTranscoder * gst_transcoder_new (const gchar * source_uri,
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const gchar * dest_uri,
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const gchar * encoding_profile);
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GST_TRANSCODER_API
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GstTranscoder * gst_transcoder_new_full (const gchar * source_uri,
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const gchar * dest_uri,
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GstEncodingProfile * profile);
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GST_TRANSCODER_API
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gboolean gst_transcoder_run (GstTranscoder * self,
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GError ** error);
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GST_TRANSCODER_API
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GstBus * gst_transcoder_get_message_bus (GstTranscoder * transcoder);
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GST_TRANSCODER_API
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void gst_transcoder_set_cpu_usage (GstTranscoder * self,
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gint cpu_usage);
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GST_TRANSCODER_API
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void gst_transcoder_run_async (GstTranscoder * self);
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GST_TRANSCODER_API
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void gst_transcoder_set_position_update_interval (GstTranscoder * self,
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guint interval);
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GST_TRANSCODER_API
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gchar * gst_transcoder_get_source_uri (GstTranscoder * self);
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GST_TRANSCODER_API
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gchar * gst_transcoder_get_dest_uri (GstTranscoder * self);
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GST_TRANSCODER_API
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guint gst_transcoder_get_position_update_interval (GstTranscoder * self);
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GST_TRANSCODER_API
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GstClockTime gst_transcoder_get_position (GstTranscoder * self);
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GST_TRANSCODER_API
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GstClockTime gst_transcoder_get_duration (GstTranscoder * self);
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GST_TRANSCODER_API
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GstElement * gst_transcoder_get_pipeline (GstTranscoder * self);
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GST_TRANSCODER_API
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gboolean gst_transcoder_get_avoid_reencoding (GstTranscoder * self);
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GST_TRANSCODER_API
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void gst_transcoder_set_avoid_reencoding (GstTranscoder * self,
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gboolean avoid_reencoding);
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#include "gsttranscoder-signal-adapter.h"
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GST_TRANSCODER_API
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GstTranscoderSignalAdapter*
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gst_transcoder_get_signal_adapter (GstTranscoder * self,
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GMainContext *context);
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GST_TRANSCODER_API
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GstTranscoderSignalAdapter*
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gst_transcoder_get_sync_signal_adapter (GstTranscoder * self);
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G_END_DECLS
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#endif
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