mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
164 lines
5.5 KiB
C
164 lines
5.5 KiB
C
/*
|
|
* Copyright 2006, 2007, 2008 Fluendo S.A.
|
|
* Authors: Jan Schmidt <jan@fluendo.com>
|
|
* Kapil Agrawal <kapil@fluendo.com>
|
|
* Julien Moutte <julien@fluendo.com>
|
|
*
|
|
* This library is licensed under 4 different licenses and you
|
|
* can choose to use it under the terms of any one of them. The
|
|
* four licenses are the MPL 1.1, the LGPL, the GPL and the MIT
|
|
* license.
|
|
*
|
|
* MPL:
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License
|
|
* Version 1.1 (the "License"); you may not use this file except in
|
|
* compliance with the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/.
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS"
|
|
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing rights and limitations
|
|
* under the License.
|
|
*
|
|
* LGPL:
|
|
*
|
|
* 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*
|
|
* GPL:
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*
|
|
* MIT:
|
|
*
|
|
* Unless otherwise indicated, Source Code is licensed under MIT license.
|
|
* See further explanation attached in License Statement (distributed in the file
|
|
* LICENSE).
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy of
|
|
* this software and associated documentation files (the "Software"), to deal in
|
|
* the Software without restriction, including without limitation the rights to
|
|
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
|
|
* of the Software, and to permit persons to whom the Software is furnished to do
|
|
* so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
*/
|
|
|
|
#ifndef __MPEGTSMUX_H__
|
|
#define __MPEGTSMUX_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/base/gstcollectpads.h>
|
|
#include <gst/base/gstadapter.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#include <tsmux/tsmux.h>
|
|
|
|
#define GST_TYPE_MPEG_TSMUX (mpegtsmux_get_type())
|
|
#define GST_MPEG_TSMUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_MPEG_TSMUX, MpegTsMux))
|
|
|
|
typedef struct MpegTsMux MpegTsMux;
|
|
typedef struct MpegTsMuxClass MpegTsMuxClass;
|
|
typedef struct MpegTsPadData MpegTsPadData;
|
|
|
|
typedef GstBuffer * (*MpegTsPadDataPrepareFunction) (GstBuffer * buf,
|
|
MpegTsPadData * data, MpegTsMux * mux);
|
|
|
|
struct MpegTsMux {
|
|
GstElement parent;
|
|
|
|
GstPad *srcpad;
|
|
|
|
GstCollectPads *collect;
|
|
|
|
TsMux *tsmux;
|
|
TsMuxProgram *program;
|
|
GstStructure *prog_map;
|
|
|
|
gboolean first;
|
|
TsMuxStream *pcr_stream;
|
|
GstFlowReturn last_flow_ret;
|
|
GstAdapter *adapter;
|
|
gint64 previous_pcr;
|
|
gboolean m2ts_mode;
|
|
gboolean first_pcr;
|
|
|
|
GstClockTime last_ts;
|
|
};
|
|
|
|
struct MpegTsMuxClass {
|
|
GstElementClass parent_class;
|
|
};
|
|
|
|
struct MpegTsPadData {
|
|
GstCollectData collect; /* Parent */
|
|
|
|
gint pid;
|
|
TsMuxStream *stream;
|
|
|
|
GstBuffer *queued_buf; /* Currently pulled buffer */
|
|
GstClockTime cur_ts; /* Adjusted TS for the pulled buffer */
|
|
GstClockTime last_ts; /* Most recent valid TS for this stream */
|
|
|
|
GstBuffer * codec_data; /* Optional codec data available in the caps */
|
|
|
|
MpegTsPadDataPrepareFunction prepare_func; /* Handler to prepare input data */
|
|
|
|
gboolean eos;
|
|
};
|
|
|
|
GType mpegtsmux_get_type (void);
|
|
|
|
#define CLOCK_BASE 9LL
|
|
#define CLOCK_FREQ (CLOCK_BASE * 10000)
|
|
|
|
#define MPEGTIME_TO_GSTTIME(time) (gst_util_uint64_scale ((time), \
|
|
GST_MSECOND/10, CLOCK_BASE))
|
|
#define GSTTIME_TO_MPEGTIME(time) (gst_util_uint64_scale ((time), \
|
|
CLOCK_BASE, GST_MSECOND/10))
|
|
|
|
#define NORMAL_TS_PACKET_LENGTH 188
|
|
#define M2TS_PACKET_LENGTH 192
|
|
#define STANDARD_TIME_CLOCK 27000000
|
|
/*33 bits as 1 ie 0x1ffffffff*/
|
|
#define TWO_POW_33_MINUS1 ((0xffffffff * 2) - 1)
|
|
G_END_DECLS
|
|
|
|
#endif
|