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https://code.videolan.org/videolan/vlc
synced 2024-08-27 04:21:53 +02:00
libvlc: add a function get the statistics about the current media (also add a structure to expose this values).
All statistics are not exported, only the most used are exported.
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@ -99,6 +99,44 @@ typedef enum libvlc_media_option_t
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libvlc_media_option_unique = 0x100
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} libvlc_media_option_t;
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/** defgroup libvlc_media_stats_t libvlc_media_stats_t
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* \ingroup libvlc_media
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* LibVLC Media statistics
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* @{
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*/
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typedef struct libvlc_media_stats_t
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{
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/* Input */
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int i_read_bytes;
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float f_input_bitrate;
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/* Demux */
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int i_demux_read_bytes;
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float f_demux_bitrate;
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int i_demux_corrupted;
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int i_demux_discontinuity;
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/* Decoders */
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int i_decoded_video;
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int i_decoded_audio;
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/* Video Output */
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int i_displayed_pictures;
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int i_lost_pictures;
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/* Audio output */
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int i_played_abuffers;
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int i_lost_abuffers;
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/* Stream output */
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int i_sent_packets;
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int i_sent_bytes;
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float f_send_bitrate;
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} libvlc_media_stats_t;
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/** @}*/
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/**
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* Create a media with the given MRL.
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*
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@ -224,6 +262,16 @@ VLC_PUBLIC_API libvlc_state_t libvlc_media_get_state(
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libvlc_media_t *p_meta_desc );
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/**
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* get the current statistics about the media
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* @param p_md: media descriptor object
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* @param p_stats: structure that contain the statistics about the media
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* (this structure must be allocated by the caller)
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* @return true if the statistics are available, false otherwise
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*/
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VLC_PUBLIC_API int libvlc_media_get_stats( libvlc_media_t *p_md,
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libvlc_media_stats_t *p_stats );
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/**
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* Get subitems of media descriptor object. This will increment
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* the reference count of supplied media descriptor object. Use
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@ -513,6 +513,41 @@ libvlc_media_subitems( libvlc_media_t * p_md )
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return p_md->p_subitems;
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}
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/**************************************************************************
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* Setter for state information (LibVLC Internal)
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**************************************************************************/
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int libvlc_media_get_stats( libvlc_media_t *p_md,
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libvlc_media_stats_t *p_stats )
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{
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if( !p_md->p_input_item )
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return false;
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input_stats_t *p_itm_stats = p_md->p_input_item->p_stats;
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vlc_mutex_lock( &p_itm_stats->lock );
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p_stats->i_read_bytes = p_itm_stats->i_read_bytes;
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p_stats->f_input_bitrate = p_itm_stats->f_input_bitrate;
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p_stats->i_demux_read_bytes = p_itm_stats->i_demux_read_bytes;
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p_stats->f_demux_bitrate = p_itm_stats->f_demux_bitrate;
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p_stats->i_demux_corrupted = p_itm_stats->i_demux_corrupted;
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p_stats->i_demux_discontinuity = p_itm_stats->i_demux_discontinuity;
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p_stats->i_decoded_video = p_itm_stats->i_decoded_video;
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p_stats->i_decoded_audio = p_itm_stats->i_decoded_audio;
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p_stats->i_displayed_pictures = p_itm_stats->i_displayed_pictures;
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p_stats->i_lost_pictures = p_itm_stats->i_lost_pictures;
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p_stats->i_played_abuffers = p_itm_stats->i_played_abuffers;
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p_stats->i_lost_abuffers = p_itm_stats->i_lost_abuffers;
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p_stats->i_sent_packets = p_itm_stats->i_sent_packets;
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p_stats->i_sent_bytes = p_itm_stats->i_sent_bytes;
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p_stats->f_send_bitrate = p_itm_stats->f_send_bitrate;
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vlc_mutex_unlock( &p_itm_stats->lock );
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return true;
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}
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/**************************************************************************
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* event_manager
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**************************************************************************/
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@ -64,6 +64,7 @@ libvlc_media_get_duration
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libvlc_media_get_meta
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libvlc_media_get_mrl
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libvlc_media_get_state
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libvlc_media_get_stats
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libvlc_media_get_user_data
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libvlc_media_is_preparsed
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libvlc_media_library_load
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