mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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6bf6429bc1
After few iteration, this variable became the same as dts. It's not the min as the name says, but the dts of the current buffer. Simply remove and place with dts. Also move the debug trace to actually print the signed version of the running-time dts.
217 lines
6.6 KiB
C
217 lines
6.6 KiB
C
/*
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* Copyright 2006, 2007, 2008, 2009, 2010 Fluendo S.A.
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* Authors: Jan Schmidt <jan@fluendo.com>
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* Kapil Agrawal <kapil@fluendo.com>
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* Julien Moutte <julien@fluendo.com>
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*
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* This library is licensed under 4 different licenses and you
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* can choose to use it under the terms of any one of them. The
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* four licenses are the MPL 1.1, the LGPL, the GPL and the MIT
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* license.
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*
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* MPL:
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*
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* The contents of this file are subject to the Mozilla Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/.
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*
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* Software distributed under the License is distributed on an "AS IS"
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* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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* License for the specific language governing rights and limitations
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* under the License.
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*
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* LGPL:
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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* GPL:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* MIT:
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*
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* Unless otherwise indicated, Source Code is licensed under MIT license.
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* See further explanation attached in License Statement (distributed in the file
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* LICENSE).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is furnished to do
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* so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef __MPEGTSMUX_H__
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#define __MPEGTSMUX_H__
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#include <gst/gst.h>
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#include <gst/base/gstcollectpads.h>
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#include <gst/base/gstadapter.h>
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G_BEGIN_DECLS
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#include <tsmux/tsmux.h>
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#define GST_TYPE_MPEG_TSMUX (mpegtsmux_get_type())
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#define GST_MPEG_TSMUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_MPEG_TSMUX, MpegTsMux))
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#define CLOCK_BASE 9LL
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#define CLOCK_FREQ (CLOCK_BASE * 10000) /* 90 kHz PTS clock */
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#define CLOCK_FREQ_SCR (CLOCK_FREQ * 300) /* 27 MHz SCR clock */
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#define GSTTIME_TO_MPEGTIME(time) \
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(((time) > 0 ? (gint64) 1 : (gint64) -1) * \
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(gint64) gst_util_uint64_scale (ABS(time), CLOCK_BASE, GST_MSECOND/10))
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/* 27 MHz SCR conversions: */
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#define MPEG_SYS_TIME_TO_GSTTIME(time) (gst_util_uint64_scale ((time), \
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GST_USECOND, CLOCK_FREQ_SCR / 1000000))
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#define GSTTIME_TO_MPEG_SYS_TIME(time) (gst_util_uint64_scale ((time), \
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CLOCK_FREQ_SCR / 1000000, GST_USECOND))
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#define NORMAL_TS_PACKET_LENGTH 188
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#define M2TS_PACKET_LENGTH 192
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#define DEFAULT_PROG_ID 0
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typedef struct MpegTsMux MpegTsMux;
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typedef struct MpegTsMuxClass MpegTsMuxClass;
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typedef struct MpegTsPadData MpegTsPadData;
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typedef GstBuffer * (*MpegTsPadDataPrepareFunction) (GstBuffer * buf,
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MpegTsPadData * data, MpegTsMux * mux);
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typedef void (*MpegTsPadDataFreePrepareDataFunction) (gpointer prepare_data);
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struct MpegTsMux {
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GstElement parent;
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GstPad *srcpad;
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GstCollectPads *collect;
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TsMux *tsmux;
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GHashTable *programs;
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/* properties */
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gboolean m2ts_mode;
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GstStructure *prog_map;
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guint pat_interval;
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guint pmt_interval;
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gint alignment;
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guint si_interval;
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/* state */
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gboolean first;
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GstClockTime pending_key_unit_ts;
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GstEvent *force_key_unit_event;
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/* write callback handling/state */
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GstFlowReturn last_flow_ret;
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GList *streamheader;
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gboolean streamheader_sent;
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gboolean is_delta;
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gboolean is_header;
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GstClockTime last_ts;
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/* m2ts specific */
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gint64 previous_pcr;
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gint64 previous_offset;
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gint64 pcr_rate_num;
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gint64 pcr_rate_den;
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GstAdapter *adapter;
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/* output buffer aggregation */
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GstAdapter *out_adapter;
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GstBuffer *out_buffer;
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#if 0
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/* SPN/PTS index handling */
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GstIndex *element_index;
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gint spn_count;
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#endif
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};
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struct MpegTsMuxClass {
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GstElementClass parent_class;
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};
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struct MpegTsPadData {
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/* parent */
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GstCollectData collect;
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gint pid;
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TsMuxStream *stream;
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/* most recent DTS */
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gint64 dts;
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#if 0
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/* (optional) index writing */
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gint element_index_writer_id;
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#endif
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/* optional codec data available in the caps */
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GstBuffer *codec_data;
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/* Opaque data pointer to a structure used by the prepare function */
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gpointer prepare_data;
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/* handler to prepare input data */
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MpegTsPadDataPrepareFunction prepare_func;
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/* handler to free the private data */
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MpegTsPadDataFreePrepareDataFunction free_func;
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/* program id to which it is attached to (not program pid) */
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gint prog_id;
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/* program this stream belongs to */
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TsMuxProgram *prog;
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gchar *language;
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};
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GType mpegtsmux_get_type (void);
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G_END_DECLS
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#endif
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