author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 15:30:33 +0300 | |
branch | RCL_3 |
changeset 29 | 567bb019e3e3 |
permissions | -rw-r--r-- |
29
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/* Quicktime muxer plugin for GStreamer |
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* Copyright (C) 2008 Thiago Sousa Santos <thiagoss@embedded.ufcg.edu.br> |
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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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/* |
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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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#ifndef __GST_QT_MUX_H__ |
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#define __GST_QT_MUX_H__ |
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#include <gst/gst.h> |
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#include <gst/base/gstcollectpads.h> |
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#include "fourcc.h" |
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#include "atoms.h" |
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#include "gstqtmuxmap.h" |
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G_BEGIN_DECLS |
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#define GST_TYPE_QT_MUX (gst_qt_mux_get_type()) |
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#define GST_QT_MUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_QT_MUX, GstQTMux)) |
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#define GST_QT_MUX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_QT_MUX, GstQTMux)) |
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#define GST_IS_QT_MUX(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_QT_MUX)) |
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#define GST_IS_QT_MUX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_QT_MUX)) |
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#define GST_QT_MUX_CAST(obj) ((GstQTMux*)(obj)) |
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typedef struct _GstQTMux GstQTMux; |
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typedef struct _GstQTMuxClass GstQTMuxClass; |
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typedef struct _GstQTPad |
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{ |
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GstCollectData collect; /* we extend the CollectData */ |
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/* fourcc id of stream */ |
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guint32 fourcc; |
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/* whether using format that have out of order buffers */ |
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gboolean is_out_of_order; |
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/* whether upstream provides valid PTS data */ |
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gboolean have_dts; |
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/* if not 0, track with constant sized samples, e.g. raw audio */ |
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guint sample_size; |
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/* make sync table entry */ |
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gboolean sync; |
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GstBuffer *last_buf; |
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/* dts of last_buf */ |
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GstClockTime last_dts; |
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/* all the atom and chunk book-keeping is delegated here |
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* unowned/uncounted reference, parent MOOV owns */ |
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AtomTRAK *trak; |
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} GstQTPad; |
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typedef enum _GstQTMuxState |
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{ |
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GST_QT_MUX_STATE_NONE, |
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GST_QT_MUX_STATE_STARTED, |
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GST_QT_MUX_STATE_DATA, |
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GST_QT_MUX_STATE_EOS |
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} GstQTMuxState; |
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struct _GstQTMux |
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{ |
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GstElement element; |
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GstPad *srcpad; |
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GstCollectPads *collect; |
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104 |
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/* state */ |
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GstQTMuxState state; |
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107 |
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/* size of header (prefix, atoms (ftyp, mdat)) */ |
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guint64 header_size; |
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/* accumulated size of raw media data (a priori not including mdat header) */ |
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guint64 mdat_size; |
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/* position of mdat atom (for later updating) */ |
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guint64 mdat_pos; |
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114 |
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/* keep track of the largest chunk to fine-tune brands */ |
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GstClockTime longest_chunk; |
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/* atom helper objects */ |
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AtomsContext *context; |
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AtomFTYP *ftyp; |
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AtomMOOV *moov; |
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/* fast start */ |
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FILE *fast_start_file; |
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/* properties */ |
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guint32 timescale; |
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AtomsTreeFlavor flavor; |
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gboolean fast_start; |
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gboolean large_file; |
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gboolean guess_pts; |
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gchar *fast_start_file_path; |
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/* for collect pads event handling function */ |
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GstPadEventFunction collect_event; |
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/* for request pad naming */ |
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guint video_pads, audio_pads; |
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}; |
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struct _GstQTMuxClass |
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{ |
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GstElementClass parent_class; |
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GstQTMuxFormat format; |
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}; |
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/* type register helper struct */ |
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typedef struct _GstQTMuxClassParams |
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{ |
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GstQTMuxFormatProp *prop; |
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GstCaps *src_caps; |
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GstCaps *video_sink_caps; |
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GstCaps *audio_sink_caps; |
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} GstQTMuxClassParams; |
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#define GST_QT_MUX_PARAMS_QDATA g_quark_from_static_string("qt-mux-params") |
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GType gst_qt_mux_get_type (void); |
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G_END_DECLS |
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#endif /* __GST_QT_MUX_H__ */ |