gstreamer/gst-libs/gst/play/gstplay-media-info.h

/* GStreamer
 *
 * Copyright (C) 2015 Brijesh Singh <brijesh.ksingh@gmail.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __GST_PLAY_MEDIA_INFO_H__
#define __GST_PLAY_MEDIA_INFO_H__

#include <gst/gst.h>
#include <gst/play/play-prelude.h>

G_BEGIN_DECLS

/**
 * GST_TYPE_PLAY_STREAM_INFO:
 * Since: 1.20
 */
#define GST_TYPE_PLAY_STREAM_INFO \
  (gst_play_stream_info_get_type ())
#define GST_PLAY_STREAM_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_STREAM_INFO,GstPlayStreamInfo))
#define GST_PLAY_STREAM_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAY_STREAM_INFO,GstPlayStreamInfo))
#define GST_IS_PLAY_STREAM_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_STREAM_INFO))
#define GST_IS_PLAY_STREAM_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAY_STREAM_INFO))

/**
 * GstPlayStreamInfo:
 *
 * Base structure for information concerning a media stream. Depending on
 * the stream type, one can find more media-specific information in
 * #GstPlayVideoInfo, #GstPlayAudioInfo, #GstPlaySubtitleInfo.
 * Since: 1.20
 */
typedef struct _GstPlayStreamInfo GstPlayStreamInfo;
typedef struct _GstPlayStreamInfoClass GstPlayStreamInfoClass;

GST_PLAY_API
GType         gst_play_stream_info_get_type (void);

GST_PLAY_API
gint          gst_play_stream_info_get_index (const GstPlayStreamInfo *info);

GST_PLAY_API
const gchar*  gst_play_stream_info_get_stream_type (const GstPlayStreamInfo *info);

GST_PLAY_API
GstTagList*   gst_play_stream_info_get_tags  (const GstPlayStreamInfo *info);

GST_PLAY_API
GstCaps*      gst_play_stream_info_get_caps  (const GstPlayStreamInfo *info);

GST_PLAY_API
const gchar*  gst_play_stream_info_get_codec (const GstPlayStreamInfo *info);

/**
 * GST_TYPE_PLAY_VIDEO_INFO:
 * Since: 1.20
 */
#define GST_TYPE_PLAY_VIDEO_INFO \
  (gst_play_video_info_get_type ())
#define GST_PLAY_VIDEO_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_VIDEO_INFO, GstPlayVideoInfo))
#define GST_PLAY_VIDEO_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((obj),GST_TYPE_PLAY_VIDEO_INFO, GstPlayVideoInfoClass))
#define GST_IS_PLAY_VIDEO_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_VIDEO_INFO))
#define GST_IS_PLAY_VIDEO_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((obj),GST_TYPE_PLAY_VIDEO_INFO))

/**
 * GstPlayVideoInfo:
 *
 * #GstPlayStreamInfo specific to video streams.
 * Since: 1.20
 */
typedef struct _GstPlayVideoInfo GstPlayVideoInfo;
typedef struct _GstPlayVideoInfoClass GstPlayVideoInfoClass;

GST_PLAY_API
GType         gst_play_video_info_get_type (void);

GST_PLAY_API
gint          gst_play_video_info_get_bitrate     (const GstPlayVideoInfo * info);

GST_PLAY_API
gint          gst_play_video_info_get_max_bitrate (const GstPlayVideoInfo * info);

GST_PLAY_API
gint          gst_play_video_info_get_width       (const GstPlayVideoInfo * info);

GST_PLAY_API
gint          gst_play_video_info_get_height      (const GstPlayVideoInfo * info);

GST_PLAY_API
void          gst_play_video_info_get_framerate   (const GstPlayVideoInfo * info,
                                                     gint * fps_n,
                                                     gint * fps_d);

GST_PLAY_API
void          gst_play_video_info_get_pixel_aspect_ratio (const GstPlayVideoInfo * info,
                                                            guint * par_n,
                                                            guint * par_d);

/**
 * GST_TYPE_PLAY_AUDIO_INFO:
 * Since: 1.20
 */
#define GST_TYPE_PLAY_AUDIO_INFO \
  (gst_play_audio_info_get_type ())
#define GST_PLAY_AUDIO_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_AUDIO_INFO, GstPlayAudioInfo))
#define GST_PLAY_AUDIO_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAY_AUDIO_INFO, GstPlayAudioInfoClass))
#define GST_IS_PLAY_AUDIO_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_AUDIO_INFO))
#define GST_IS_PLAY_AUDIO_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAY_AUDIO_INFO))

/**
 * GstPlayAudioInfo:
 *
 * #GstPlayStreamInfo specific to audio streams.
 * Since: 1.20
 */
typedef struct _GstPlayAudioInfo GstPlayAudioInfo;
typedef struct _GstPlayAudioInfoClass GstPlayAudioInfoClass;

GST_PLAY_API
GType         gst_play_audio_info_get_type (void);

GST_PLAY_API
gint          gst_play_audio_info_get_channels    (const GstPlayAudioInfo* info);

GST_PLAY_API
gint          gst_play_audio_info_get_sample_rate (const GstPlayAudioInfo* info);

GST_PLAY_API
gint          gst_play_audio_info_get_bitrate     (const GstPlayAudioInfo* info);

GST_PLAY_API
gint          gst_play_audio_info_get_max_bitrate (const GstPlayAudioInfo* info);

GST_PLAY_API
const gchar*  gst_play_audio_info_get_language    (const GstPlayAudioInfo* info);

/**
 * GST_TYPE_PLAY_SUBTITLE_INFO:
 * Since: 1.20
 */
#define GST_TYPE_PLAY_SUBTITLE_INFO \
  (gst_play_subtitle_info_get_type ())
#define GST_PLAY_SUBTITLE_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_SUBTITLE_INFO, GstPlaySubtitleInfo))
#define GST_PLAY_SUBTITLE_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAY_SUBTITLE_INFO,GstPlaySubtitleInfoClass))
#define GST_IS_PLAY_SUBTITLE_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_SUBTITLE_INFO))
#define GST_IS_PLAY_SUBTITLE_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAY_SUBTITLE_INFO))

/**
 * GstPlaySubtitleInfo:
 *
 * #GstPlayStreamInfo specific to subtitle streams.
 * Since: 1.20
 */
typedef struct _GstPlaySubtitleInfo GstPlaySubtitleInfo;
typedef struct _GstPlaySubtitleInfoClass GstPlaySubtitleInfoClass;

GST_PLAY_API
GType         gst_play_subtitle_info_get_type (void);

GST_PLAY_API
const gchar * gst_play_subtitle_info_get_language (const GstPlaySubtitleInfo* info);

/**
 * GST_TYPE_PLAY_MEDIA_INFO:
 * Since: 1.20
 */
#define GST_TYPE_PLAY_MEDIA_INFO \
  (gst_play_media_info_get_type())
#define GST_PLAY_MEDIA_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PLAY_MEDIA_INFO,GstPlayMediaInfo))
#define GST_PLAY_MEDIA_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PLAY_MEDIA_INFO,GstPlayMediaInfoClass))
#define GST_IS_PLAY_MEDIA_INFO(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PLAY_MEDIA_INFO))
#define GST_IS_PLAY_MEDIA_INFO_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PLAY_MEDIA_INFO))

/**
 * GstPlayMediaInfo:
 *
 * Structure containing the media information of a URI.
 * Since: 1.20
 */
typedef struct _GstPlayMediaInfo GstPlayMediaInfo;
typedef struct _GstPlayMediaInfoClass GstPlayMediaInfoClass;

GST_PLAY_API
GType         gst_play_media_info_get_type (void);

GST_PLAY_API
const gchar * gst_play_media_info_get_uri (const GstPlayMediaInfo *info);

GST_PLAY_API
gboolean      gst_play_media_info_is_seekable (const GstPlayMediaInfo *info);

GST_PLAY_API
gboolean      gst_play_media_info_is_live (const GstPlayMediaInfo *info);

GST_PLAY_API
GstClockTime  gst_play_media_info_get_duration (const GstPlayMediaInfo *info);

GST_PLAY_API
GList*        gst_play_media_info_get_stream_list (const GstPlayMediaInfo *info);

GST_PLAY_API
guint         gst_play_media_info_get_number_of_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
GList*        gst_play_media_info_get_video_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
guint         gst_play_media_info_get_number_of_video_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
GList*        gst_play_media_info_get_audio_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
guint         gst_play_media_info_get_number_of_audio_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
GList*        gst_play_media_info_get_subtitle_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
guint         gst_play_media_info_get_number_of_subtitle_streams (const GstPlayMediaInfo *info);

GST_PLAY_API
GstTagList*   gst_play_media_info_get_tags (const GstPlayMediaInfo *info);

GST_PLAY_API
const gchar*  gst_play_media_info_get_title (const GstPlayMediaInfo *info);

GST_PLAY_API
const gchar*  gst_play_media_info_get_container_format (const GstPlayMediaInfo *info);

GST_PLAY_API
GstSample*    gst_play_media_info_get_image_sample (const GstPlayMediaInfo *info);

GST_PLAY_DEPRECATED_FOR(gst_play_media_info_get_video_streams)
GList*        gst_play_get_video_streams    (const GstPlayMediaInfo *info);

GST_PLAY_DEPRECATED_FOR(gst_play_media_info_get_audio_streams)
GList*        gst_play_get_audio_streams    (const GstPlayMediaInfo *info);

GST_PLAY_DEPRECATED_FOR(gst_play_media_info_get_subtitle_streams)
GList*        gst_play_get_subtitle_streams (const GstPlayMediaInfo *info);

G_END_DECLS

#endif /* __GST_PLAY_MEDIA_INFO_H */