/* Quicktime muxer plugin for GStreamer

 * Copyright (C) 2008 Thiago Sousa Santos <thiagoss@embedded.ufcg.edu.br>

 *

 * 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.

 */

/*

 * 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 __GST_QT_MUX_H__

#define __GST_QT_MUX_H__

#include <gst/gst.h>

#include <gst/base/gstcollectpads.h>

#include "fourcc.h"

#include "atoms.h"

#include "gstqtmuxmap.h"

G_BEGIN_DECLS

#define GST_TYPE_QT_MUX (gst_qt_mux_get_type())

#define GST_QT_MUX(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_QT_MUX, GstQTMux))

#define GST_QT_MUX_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_QT_MUX, GstQTMux))

#define GST_IS_QT_MUX(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_QT_MUX))

#define GST_IS_QT_MUX_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_QT_MUX))

#define GST_QT_MUX_CAST(obj) ((GstQTMux*)(obj))

typedef struct _GstQTMux GstQTMux;

typedef struct _GstQTMuxClass GstQTMuxClass;

typedef struct _GstQTPad

{

  GstCollectData collect;       /* we extend the CollectData */

  /* fourcc id of stream */

  guint32 fourcc;

  /* whether using format that have out of order buffers */

  gboolean is_out_of_order;

  /* whether upstream provides valid PTS data */

  gboolean have_dts;

  /* if not 0, track with constant sized samples, e.g. raw audio */

  guint sample_size;

  /* make sync table entry */

  gboolean sync;

  GstBuffer *last_buf;

  /* dts of last_buf */

  GstClockTime last_dts;

  /* all the atom and chunk book-keeping is delegated here

   * unowned/uncounted reference, parent MOOV owns */

  AtomTRAK *trak;

} GstQTPad;

typedef enum _GstQTMuxState

{

  GST_QT_MUX_STATE_NONE,

  GST_QT_MUX_STATE_STARTED,

  GST_QT_MUX_STATE_DATA,

  GST_QT_MUX_STATE_EOS

} GstQTMuxState;

struct _GstQTMux

{

  GstElement element;

  GstPad *srcpad;

  GstCollectPads *collect;

  /* state */

  GstQTMuxState state;

  /* size of header (prefix, atoms (ftyp, mdat)) */

  guint64 header_size;

  /* accumulated size of raw media data (a priori not including mdat header) */

  guint64 mdat_size;

  /* position of mdat atom (for later updating) */

  guint64 mdat_pos;

  /* keep track of the largest chunk to fine-tune brands */

  GstClockTime longest_chunk;

  /* atom helper objects */

  AtomsContext *context;

  AtomFTYP *ftyp;

  AtomMOOV *moov;

  /* fast start */

  FILE *fast_start_file;

  /* properties */

  guint32 timescale;

  AtomsTreeFlavor flavor;

  gboolean fast_start;

  gboolean large_file;

  gboolean guess_pts;

  gchar *fast_start_file_path;

  /* for collect pads event handling function */

  GstPadEventFunction collect_event;

  /* for request pad naming */

  guint video_pads, audio_pads;

};

struct _GstQTMuxClass

{

  GstElementClass parent_class;

  GstQTMuxFormat format;

};

/* type register helper struct */

typedef struct _GstQTMuxClassParams

{

  GstQTMuxFormatProp *prop;

  GstCaps *src_caps;

  GstCaps *video_sink_caps;

  GstCaps *audio_sink_caps;

} GstQTMuxClassParams;

#define GST_QT_MUX_PARAMS_QDATA g_quark_from_static_string("qt-mux-params")

GType gst_qt_mux_get_type (void);

G_END_DECLS

#endif /* __GST_QT_MUX_H__ */