/* GStreamer Split Muxed File Source - Part reader * Copyright (C) 2014 Jan Schmidt <jan@centricular.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_SPLITMUX_PART_READER_H__ #define __GST_SPLITMUX_PART_READER_H__ #include <gst/gst.h> #include <gst/base/gstdataqueue.h> G_BEGIN_DECLS #define GST_TYPE_SPLITMUX_PART_READER \ (gst_splitmux_part_reader_get_type()) #define GST_SPLITMUX_PART_READER(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPLITMUX_PART_READER,GstSplitMuxSrc)) #define GST_SPLITMUX_PART_READER_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPLITMUX_PART_READER,GstSplitMuxSrcClass)) #define GST_IS_SPLITMUX_PART_READER(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPLITMUX_PART_READER)) #define GST_IS_SPLITMUX_PART_READER_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPLITMUX_PART_READER)) typedef struct _GstSplitMuxPartReader GstSplitMuxPartReader; typedef struct _GstSplitMuxPartReaderClass GstSplitMuxPartReaderClass; typedef struct _SplitMuxSrcPad SplitMuxSrcPad; typedef struct _SplitMuxSrcPadClass SplitMuxSrcPadClass; typedef enum { PART_STATE_NULL, PART_STATE_PREPARING_COLLECT_STREAMS, PART_STATE_PREPARING_MEASURE_STREAMS, PART_STATE_PREPARING_RESET_FOR_READY, PART_STATE_READY, PART_STATE_FAILED, } GstSplitMuxPartState; typedef GstPad *(*GstSplitMuxPartReaderPadCb)(GstSplitMuxPartReader *reader, GstPad *src_pad, gpointer cb_data); struct _GstSplitMuxPartReader { GstPipeline parent; GstSplitMuxPartState prep_state; gchar *path; GstElement *src; GstElement *typefind; GstElement *demux; gboolean async_pending; gboolean active; gboolean running; gboolean prepared; gboolean flushing; gboolean no_more_pads; GstClockTime duration; GstClockTime start_offset; GstClockTime ts_offset; GList *pads; GCond inactive_cond; GMutex lock; GMutex type_lock; GMutex msg_lock; GstSplitMuxPartReaderPadCb get_pad_cb; gpointer cb_data; }; struct _GstSplitMuxPartReaderClass { GstPipelineClass parent_class; void (*prepared) (GstSplitMuxPartReader *reader); void (*end_of_part) (GstSplitMuxPartReader *reader); }; GType gst_splitmux_part_reader_get_type (void); void gst_splitmux_part_reader_set_callbacks (GstSplitMuxPartReader *reader, gpointer cb_data, GstSplitMuxPartReaderPadCb get_pad_cb); gboolean gst_splitmux_part_reader_prepare (GstSplitMuxPartReader *part); void gst_splitmux_part_reader_unprepare (GstSplitMuxPartReader *part); void gst_splitmux_part_reader_set_location (GstSplitMuxPartReader *reader, const gchar *path); gboolean gst_splitmux_part_is_eos (GstSplitMuxPartReader *reader); gboolean gst_splitmux_part_reader_activate (GstSplitMuxPartReader *part, GstSegment *seg, GstSeekFlags extra_flags); void gst_splitmux_part_reader_deactivate (GstSplitMuxPartReader *part); gboolean gst_splitmux_part_reader_is_active (GstSplitMuxPartReader *part); gboolean gst_splitmux_part_reader_src_query (GstSplitMuxPartReader *part, GstPad *src_pad, GstQuery * query); void gst_splitmux_part_reader_set_start_offset (GstSplitMuxPartReader *part, GstClockTime time_offset, GstClockTime ts_offset); GstClockTime gst_splitmux_part_reader_get_start_offset (GstSplitMuxPartReader *part); GstClockTime gst_splitmux_part_reader_get_end_offset (GstSplitMuxPartReader *part); GstClockTime gst_splitmux_part_reader_get_duration (GstSplitMuxPartReader * reader); GstPad *gst_splitmux_part_reader_lookup_pad (GstSplitMuxPartReader *reader, GstPad *target); GstFlowReturn gst_splitmux_part_reader_pop (GstSplitMuxPartReader *reader, GstPad *part_pad, GstDataQueueItem ** item); G_END_DECLS #endif