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Diffstat (limited to 'gst/mpegtsmux/mpegtsmux.h')
-rw-r--r-- | gst/mpegtsmux/mpegtsmux.h | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/gst/mpegtsmux/mpegtsmux.h b/gst/mpegtsmux/mpegtsmux.h new file mode 100644 index 00000000..bb46d475 --- /dev/null +++ b/gst/mpegtsmux/mpegtsmux.h @@ -0,0 +1,163 @@ +/* + * 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; + + 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 |