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2219a3a1cc
It allows the plugin to use its own downloading bitrate measures as a feedback to select the best streams bitrate for the current network scenario
114 lines
2.8 KiB
C
114 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) 2012 Smart TV Alliance
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* Author: Thiago Sousa Santos <thiago.sousa.santos@collabora.com>, Collabora Ltd.
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*
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* gstmssdemux.h:
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_MSSDEMUX_H__
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#define __GST_MSSDEMUX_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <gst/base/gstdataqueue.h>
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#include "gstmssmanifest.h"
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#include <gst/uridownloader/gsturidownloader.h>
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G_BEGIN_DECLS
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GST_DEBUG_CATEGORY_EXTERN (mssdemux_debug);
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#define GST_CAT_DEFAULT mssdemux_debug
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#define GST_TYPE_MSS_DEMUX \
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(gst_mss_demux_get_type())
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#define GST_MSS_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MSS_DEMUX,GstMssDemux))
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#define GST_MSS_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MSS_DEMUX,GstMssDemuxClass))
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#define GST_IS_MSS_DEMUX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MSS_DEMUX))
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#define GST_IS_MSS_DEMUX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MSS_DEMUX))
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#define GST_MSS_DEMUX_CAST(obj) ((GstMssDemux *)(obj))
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typedef struct _GstMssDemuxStream GstMssDemuxStream;
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typedef struct _GstMssDemux GstMssDemux;
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typedef struct _GstMssDemuxClass GstMssDemuxClass;
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struct _GstMssDemuxStream {
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GstPad *pad;
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GstMssDemux *parent;
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GstMssStream *manifest_stream;
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GstUriDownloader *downloader;
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GstDataQueue *dataqueue;
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GstEvent *pending_newsegment;
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GstClockTime next_timestamp;
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/* Downloading task */
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GstTask *download_task;
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GStaticRecMutex download_lock;
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gboolean eos;
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gboolean have_data;
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guint64 download_bitrate;
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};
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struct _GstMssDemux {
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GstElement element;
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/* pads */
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GstPad *sinkpad;
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GstBuffer *manifest_buffer;
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GstMssManifest *manifest;
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gchar *base_url;
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gchar *manifest_uri;
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GSList *streams;
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guint n_videos;
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guint n_audios;
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gboolean update_bitrates;
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/* Streaming task */
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GstTask *stream_task;
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GStaticRecMutex stream_lock;
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/* properties */
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guint64 connection_speed; /* in bps */
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guint data_queue_max_size;
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gfloat bitrate_limit;
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};
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struct _GstMssDemuxClass {
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GstElementClass parent_class;
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};
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GType gst_mss_demux_get_type (void);
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G_END_DECLS
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#endif /* __GST_MSSDEMUX_H__ */
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