avdec.h File Reference

#include <gavl/gavl.h>

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Data Structures

struct  bgav_device_info_t
 Info structure for a device. More...

Typedefs

typedef struct bgav_s bgav_t
 Opaque decoder structure.
typedef struct
bgav_metadata_s 
bgav_metadata_t
 Opaque metadata container.
typedef struct
bgav_options_s 
bgav_options_t
 Opaque option container.
typedef void(* bgav_log_callback )(void *data, bgav_log_level_t level, const char *log_domain, const char *message)
 Function to be called for loggins messages.
typedef void(* bgav_name_change_callback )(void *data, const char *name)
 Function to be called if the track name changes.
typedef void(* bgav_metadata_change_callback )(void *data, const bgav_metadata_t *metadata)
 Function to be called if the metadata change.
typedef void(* bgav_track_change_callback )(void *data, int track)
 Function to be called if the track number changes.
typedef void(* bgav_buffer_callback )(void *data, float percentage)
 Function to be called if the input module is buffering data.
typedef int(* bgav_user_pass_callback )(void *data, const char *resource, char **username, char **password)
 Function to be called if the input module needs authentication data.
typedef void(* bgav_aspect_callback )(void *data, int stream, int pixel_width, int pixel_height)
 Function to be called if a change of the aspect ratio was detected.

Enumerations

enum  bgav_log_level_t { BGAV_LOG_DEBUG, BGAV_LOG_WARNING, BGAV_LOG_ERROR, BGAV_LOG_INFO }
 Enumeration for log levels. More...
enum  bgav_stream_action_t { BGAV_STREAM_MUTE = 0, BGAV_STREAM_DECODE = 1 }
 Stream action. More...

Functions

bgav_tbgav_create ()
 Create a decoder instance.
const char * bgav_metadata_get_author (const bgav_metadata_t *metadata)
 Get the author (or composer) of the track.
const char * bgav_metadata_get_title (const bgav_metadata_t *metadata)
 Get the title of the track.
const char * bgav_metadata_get_comment (const bgav_metadata_t *metadata)
 Get an additional comment of the track.
const char * bgav_metadata_get_copyright (const bgav_metadata_t *metadata)
 Get the copyright notice of the track.
const char * bgav_metadata_get_album (const bgav_metadata_t *metadata)
 Get the album this track comes from.
const char * bgav_metadata_get_artist (const bgav_metadata_t *metadata)
 Get the artist (or performer) of this track.
const char * bgav_metadata_get_genre (const bgav_metadata_t *metadata)
 Get the genre this track belongs to.
const char * bgav_metadata_get_date (const bgav_metadata_t *metadata)
 Get the date of the recording.
int bgav_metadata_get_track (const bgav_metadata_t *metadata)
 Get the track index.
bgav_options_tbgav_get_options (bgav_t *bgav)
 Get the options of a decoder instance.
bgav_options_tbgav_options_create ()
 Create an options container.
void bgav_options_destroy (bgav_options_t *opt)
 Destroy option cotainer.
void bgav_options_copy (bgav_options_t *dst, const bgav_options_t *src)
 Copy options.
void bgav_options_set_connect_timeout (bgav_options_t *opt, int timeout)
 Set connect timeout.
void bgav_options_set_read_timeout (bgav_options_t *opt, int timeout)
 Set read timeout.
void bgav_options_set_network_bandwidth (bgav_options_t *opt, int bandwidth)
 Set network bandwidth.
void bgav_options_set_network_buffer_size (bgav_options_t *opt, int size)
 Set network buffer size.
void bgav_options_set_http_use_proxy (bgav_options_t *opt, int enable)
 Set proxy usage.
void bgav_options_set_http_proxy_host (bgav_options_t *opt, const char *host)
 Set proxy host.
void bgav_options_set_http_proxy_port (bgav_options_t *opt, int port)
 Set proxy port.
void bgav_options_set_http_proxy_auth (bgav_options_t *opt, int enable)
 Enable or disable proxy authentication.
void bgav_options_set_http_proxy_user (bgav_options_t *opt, const char *user)
 Set proxy username.
void bgav_options_set_http_proxy_pass (bgav_options_t *opt, const char *pass)
 Set proxy password.
void bgav_options_set_http_shoutcast_metadata (bgav_options_t *opt, int enable)
 Enable or disable shoutcast metadata streaming.
void bgav_options_set_ftp_anonymous (bgav_options_t *opt, int enable)
 Enable or disable anonymous ftp login.
void bgav_options_set_ftp_anonymous_password (bgav_options_t *opt, const char *pass)
 Set anonymous password.
void bgav_options_set_default_subtitle_encoding (bgav_options_t *opt, const char *encoding)
 Set default subtitle encoding.
void bgav_options_set_dvd_chapters_as_tracks (bgav_options_t *opt, int chapters_as_tracks)
 Handle DVD chapters as tracks.
void bgav_options_set_audio_dynrange (bgav_options_t *opt, int audio_dynrange)
 Enable dynamic range control.
void bgav_options_set_seamless (bgav_options_t *opt, int seamless)
 Enable seamless playback.
void bgav_options_set_seek_subtitles (bgav_options_t *opt, int seek_subtitles)
 Enable external subtitle files.
void bgav_options_set_pp_level (bgav_options_t *opt, int pp_level)
 Set postprocessing level.
void bgav_options_set_dvb_channels_file (bgav_options_t *opt, const char *file)
 Set DVB channels file.
void bgav_options_set_prefer_ffmpeg_demuxers (bgav_options_t *opt, int prefer)
 Preference of ffmpeg demultiplexers.
void bgav_options_set_log_callback (bgav_options_t *opt, bgav_log_callback callback, void *data)
 Set the callback for log messages.
void bgav_options_set_name_change_callback (bgav_options_t *opt, bgav_name_change_callback callback, void *data)
 Set the callback for name change events.
void bgav_options_set_metadata_change_callback (bgav_options_t *opt, bgav_metadata_change_callback callback, void *data)
 Set the callback for metadata change events.
void bgav_options_set_track_change_callback (bgav_options_t *opt, bgav_track_change_callback callback, void *data)
 Set the callback for track change events.
void bgav_options_set_buffer_callback (bgav_options_t *opt, bgav_buffer_callback callback, void *data)
 Set the callback for buffering notification.
void bgav_options_set_user_pass_callback (bgav_options_t *opt, bgav_user_pass_callback callback, void *data)
 Set the callback for user authentication.
void bgav_options_set_aspect_callback (bgav_options_t *opt, bgav_aspect_callback callback, void *data)
 Set aspect ratio change callback.
bgav_device_info_tbgav_find_devices_vcd ()
 Scan for VCD capable devices.
int bgav_check_device_vcd (const char *device, char **name)
 Test if a device is VCD capable.
bgav_device_info_tbgav_find_devices_dvd ()
 Scan for DVD capable devices.
int bgav_check_device_dvd (const char *device, char **name)
 Test if a device is DVD capable.
bgav_device_info_tbgav_find_devices_dvb ()
 Scan for DVB capable devices.
int bgav_check_device_dvb (const char *device, char **name)
 Test if a device is DVB capable.
void bgav_device_info_destroy (bgav_device_info_t *arr)
 Destroy a device info array.
int bgav_eject_disc (const char *device)
 Eject a disc.
const char * bgav_get_disc_name (bgav_t *bgav)
 Get the name of a disc.
int bgav_open (bgav_t *bgav, const char *location)
 Open a file or URL.
int bgav_open_vcd (bgav_t *bgav, const char *location)
 Open a VCD device.
int bgav_open_dvd (bgav_t *bgav, const char *location)
 Open a DVD device.
int bgav_open_dvb (bgav_t *bgav, const char *location)
 Open a DVB device.
int bgav_open_fd (bgav_t *bgav, int fd, int64_t total_size, const char *mimetype)
 Open a decoder from a filedescriptor.
void bgav_close (bgav_t *bgav)
 Close a decoder and free all associated memory.
int bgav_is_redirector (bgav_t *bgav)
 Query if the decoder opened a redirector.
int bgav_redirector_get_num_urls (bgav_t *bgav)
 Get the number of URLs found in the redirector.
const char * bgav_redirector_get_url (bgav_t *bgav, int index)
 Get the address of an URL.
const char * bgav_redirector_get_name (bgav_t *bgav, int index)
 Get the address of an URL.
int bgav_num_tracks (bgav_t *bgav)
 Get the number of tracks.
const char * bgav_get_description (bgav_t *bgav)
 Get a technical description of the format.
gavl_time_t bgav_get_duration (bgav_t *bgav, int track)
 Get the duration of a track.
int bgav_num_audio_streams (bgav_t *bgav, int track)
 Get the number of audio streams of a track.
int bgav_num_video_streams (bgav_t *bgav, int track)
 Get the number of video streams of a track.
int bgav_num_subtitle_streams (bgav_t *bgav, int track)
 Get the number of subtitle streams of a track.
const char * bgav_get_track_name (bgav_t *bgav, int track)
 Get the name a track.
const bgav_metadata_tbgav_get_metadata (bgav_t *bgav, int track)
 Get metadata for a track.
int bgav_select_track (bgav_t *bgav, int track)
 Select a track.
int bgav_get_num_chapters (bgav_t *bgav, int track, int *timescale)
 Get the number of chapters.
const char * bgav_get_chapter_name (bgav_t *bgav, int track, int chapter)
 Get the name of a chapter.
int64_t bgav_get_chapter_time (bgav_t *bgav, int track, int chapter)
 Get the name of a chapter.
const char * bgav_get_audio_language (bgav_t *bgav, int stream)
 Get the language of an audio stream.
const char * bgav_get_subtitle_language (bgav_t *bgav, int stream)
 Get the language of an audio stream.
int bgav_set_audio_stream (bgav_t *bgav, int stream, bgav_stream_action_t action)
 Select mode for an audio stream.
int bgav_set_video_stream (bgav_t *bgav, int stream, bgav_stream_action_t action)
 Select mode for a video stream.
int bgav_set_subtitle_stream (bgav_t *bgav, int stream, bgav_stream_action_t action)
 Select mode for a subtitle stream.
int bgav_start (bgav_t *bgav)
 Start all codecs.
const
gavl_audio_format_t
bgav_get_audio_format (bgav_t *bgav, int stream)
 Get the format of an audio stream.
const
gavl_video_format_t
bgav_get_video_format (bgav_t *bgav, int stream)
 Get the format of a video stream.
const
gavl_video_format_t
bgav_get_subtitle_format (bgav_t *bgav, int stream)
 Get the video format of a subtitle stream.
int bgav_subtitle_is_text (bgav_t *bgav, int stream)
 Check if a subtitle is text or graphics based.
const char * bgav_get_audio_description (bgav_t *bgav, int stream)
 Get the description of an audio stream.
const char * bgav_get_audio_info (bgav_t *bgav, int stream)
 Get additional info about an audio stream.
const char * bgav_get_video_description (bgav_t *bgav, int stream)
 Get the description of a video stream.
const char * bgav_get_subtitle_description (bgav_t *bgav, int stream)
 Get the description of a subtitle stream.
const char * bgav_get_subtitle_info (bgav_t *bgav, int stream)
 Get additional info about a subtitle stream.
int bgav_read_video (bgav_t *bgav, gavl_video_frame_t *frame, int stream)
 Decode a video frame.
int bgav_read_audio (bgav_t *bgav, gavl_audio_frame_t *frame, int stream, int num_samples)
 Decode audio samples.
int bgav_has_subtitle (bgav_t *bgav, int stream)
 Check, if a new subtitle is available.
int bgav_read_subtitle_overlay (bgav_t *bgav, gavl_overlay_t *ovl, int stream)
 Decode an overlay subtitle.
int bgav_read_subtitle_text (bgav_t *bgav, char **ret, int *ret_alloc, gavl_time_t *start_time, gavl_time_t *duration, int stream)
 Decode a text subtitle.
int bgav_can_seek (bgav_t *bgav)
 Check if a track is seekabkle.
void bgav_seek (bgav_t *bgav, gavl_time_t *time)
 Seek to a specific time.
void bgav_seek_scaled (bgav_t *bgav, gavl_time_t *time, int scale)
 Seek to a specific stream position.
void bgav_dump (bgav_t *bgav)
 Dump informations of all tracks to stderr.
void bgav_codecs_dump ()
 Dump informations about all available codecs to stderr.
void bgav_formats_dump ()
 Dump informations about all available format demuxers to stderr.
void bgav_inputs_dump ()
 Dump informations about all available input modules to stderr.
void bgav_redirectors_dump ()
 Dump informations about all available redirectors to stderr.
void bgav_subreaders_dump ()
 Dump informations about all available subtitle readers to stderr.


Detailed Description

external api header.
Generated on Wed Jan 9 19:33:09 2008 for gmerlin_avdecoder by  doxygen 1.5.3