gstreamer/gst/isomp4/qtdemux.h

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_QTDEMUX_H__
#define __GST_QTDEMUX_H__
#include <gst/gst.h>
#include <gst/base/gstadapter.h>
#include <gst/base/gstflowcombiner.h>
#include "gstisoff.h"
G_BEGIN_DECLS
GST_DEBUG_CATEGORY_EXTERN (qtdemux_debug);
#define GST_CAT_DEFAULT qtdemux_debug
#define GST_TYPE_QTDEMUX \
(gst_qtdemux_get_type())
#define GST_QTDEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_QTDEMUX,GstQTDemux))
#define GST_QTDEMUX_CLASS(klass) \
Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass Original commit message from CVS: * ext/alsaspdif/alsaspdifsink.h: * ext/amrwb/gstamrwbdec.h: * ext/amrwb/gstamrwbenc.h: * ext/amrwb/gstamrwbparse.h: * ext/arts/gst_arts.h: * ext/artsd/gstartsdsink.h: * ext/audiofile/gstafparse.h: * ext/audiofile/gstafsink.h: * ext/audiofile/gstafsrc.h: * ext/audioresample/gstaudioresample.h: * ext/bz2/gstbz2dec.h: * ext/bz2/gstbz2enc.h: * ext/dirac/gstdiracdec.h: * ext/directfb/dfbvideosink.h: * ext/divx/gstdivxdec.h: * ext/divx/gstdivxenc.h: * ext/dts/gstdtsdec.h: * ext/faac/gstfaac.h: * ext/gsm/gstgsmdec.h: * ext/gsm/gstgsmenc.h: * ext/ivorbis/vorbisenc.h: * ext/libfame/gstlibfame.h: * ext/nas/nassink.h: * ext/neon/gstneonhttpsrc.h: * ext/polyp/polypsink.h: * ext/sdl/sdlaudiosink.h: * ext/sdl/sdlvideosink.h: * ext/shout/gstshout.h: * ext/snapshot/gstsnapshot.h: * ext/sndfile/gstsf.h: * ext/swfdec/gstswfdec.h: * ext/tarkin/gsttarkindec.h: * ext/tarkin/gsttarkinenc.h: * ext/theora/theoradec.h: * ext/wavpack/gstwavpackdec.h: * ext/wavpack/gstwavpackparse.h: * ext/xine/gstxine.h: * ext/xvid/gstxviddec.h: * ext/xvid/gstxvidenc.h: * gst/cdxaparse/gstcdxaparse.h: * gst/cdxaparse/gstcdxastrip.h: * gst/colorspace/gstcolorspace.h: * gst/festival/gstfestival.h: * gst/freeze/gstfreeze.h: * gst/gdp/gstgdpdepay.h: * gst/gdp/gstgdppay.h: * gst/modplug/gstmodplug.h: * gst/mpeg1sys/gstmpeg1systemencode.h: * gst/mpeg1videoparse/gstmp1videoparse.h: * gst/mpeg2sub/gstmpeg2subt.h: * gst/mpegaudioparse/gstmpegaudioparse.h: * gst/multifilesink/gstmultifilesink.h: * gst/overlay/gstoverlay.h: * gst/playondemand/gstplayondemand.h: * gst/qtdemux/qtdemux.h: * gst/rtjpeg/gstrtjpegdec.h: * gst/rtjpeg/gstrtjpegenc.h: * gst/smooth/gstsmooth.h: * gst/smoothwave/gstsmoothwave.h: * gst/spectrum/gstspectrum.h: * gst/speed/gstspeed.h: * gst/stereo/gststereo.h: * gst/switch/gstswitch.h: * gst/tta/gstttadec.h: * gst/tta/gstttaparse.h: * gst/videodrop/gstvideodrop.h: * gst/xingheader/gstxingmux.h: * sys/directdraw/gstdirectdrawsink.h: * sys/directsound/gstdirectsoundsink.h: * sys/dxr3/dxr3audiosink.h: * sys/dxr3/dxr3spusink.h: * sys/dxr3/dxr3videosink.h: * sys/qcam/gstqcamsrc.h: * sys/vcd/vcdsrc.h: Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass
2006-06-01 22:00:26 +00:00
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_QTDEMUX,GstQTDemuxClass))
#define GST_IS_QTDEMUX(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_QTDEMUX))
Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass Original commit message from CVS: * ext/alsaspdif/alsaspdifsink.h: * ext/amrwb/gstamrwbdec.h: * ext/amrwb/gstamrwbenc.h: * ext/amrwb/gstamrwbparse.h: * ext/arts/gst_arts.h: * ext/artsd/gstartsdsink.h: * ext/audiofile/gstafparse.h: * ext/audiofile/gstafsink.h: * ext/audiofile/gstafsrc.h: * ext/audioresample/gstaudioresample.h: * ext/bz2/gstbz2dec.h: * ext/bz2/gstbz2enc.h: * ext/dirac/gstdiracdec.h: * ext/directfb/dfbvideosink.h: * ext/divx/gstdivxdec.h: * ext/divx/gstdivxenc.h: * ext/dts/gstdtsdec.h: * ext/faac/gstfaac.h: * ext/gsm/gstgsmdec.h: * ext/gsm/gstgsmenc.h: * ext/ivorbis/vorbisenc.h: * ext/libfame/gstlibfame.h: * ext/nas/nassink.h: * ext/neon/gstneonhttpsrc.h: * ext/polyp/polypsink.h: * ext/sdl/sdlaudiosink.h: * ext/sdl/sdlvideosink.h: * ext/shout/gstshout.h: * ext/snapshot/gstsnapshot.h: * ext/sndfile/gstsf.h: * ext/swfdec/gstswfdec.h: * ext/tarkin/gsttarkindec.h: * ext/tarkin/gsttarkinenc.h: * ext/theora/theoradec.h: * ext/wavpack/gstwavpackdec.h: * ext/wavpack/gstwavpackparse.h: * ext/xine/gstxine.h: * ext/xvid/gstxviddec.h: * ext/xvid/gstxvidenc.h: * gst/cdxaparse/gstcdxaparse.h: * gst/cdxaparse/gstcdxastrip.h: * gst/colorspace/gstcolorspace.h: * gst/festival/gstfestival.h: * gst/freeze/gstfreeze.h: * gst/gdp/gstgdpdepay.h: * gst/gdp/gstgdppay.h: * gst/modplug/gstmodplug.h: * gst/mpeg1sys/gstmpeg1systemencode.h: * gst/mpeg1videoparse/gstmp1videoparse.h: * gst/mpeg2sub/gstmpeg2subt.h: * gst/mpegaudioparse/gstmpegaudioparse.h: * gst/multifilesink/gstmultifilesink.h: * gst/overlay/gstoverlay.h: * gst/playondemand/gstplayondemand.h: * gst/qtdemux/qtdemux.h: * gst/rtjpeg/gstrtjpegdec.h: * gst/rtjpeg/gstrtjpegenc.h: * gst/smooth/gstsmooth.h: * gst/smoothwave/gstsmoothwave.h: * gst/spectrum/gstspectrum.h: * gst/speed/gstspeed.h: * gst/stereo/gststereo.h: * gst/switch/gstswitch.h: * gst/tta/gstttadec.h: * gst/tta/gstttaparse.h: * gst/videodrop/gstvideodrop.h: * gst/xingheader/gstxingmux.h: * sys/directdraw/gstdirectdrawsink.h: * sys/directsound/gstdirectsoundsink.h: * sys/dxr3/dxr3audiosink.h: * sys/dxr3/dxr3spusink.h: * sys/dxr3/dxr3videosink.h: * sys/qcam/gstqcamsrc.h: * sys/vcd/vcdsrc.h: Fix more gobject macros: obj<->klass, GstXXX<->GstXXXClass
2006-06-01 22:00:26 +00:00
#define GST_IS_QTDEMUX_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_QTDEMUX))
gst/qtdemux/: Cleanup and refactor to make the code more readable. Original commit message from CVS: * gst/qtdemux/Makefile.am: * gst/qtdemux/qtdemux.c: (extract_initial_length_and_fourcc), (gst_qtdemux_loop_state_header), (gst_qtdemux_combine_flows), (gst_qtdemux_loop_state_movie), (gst_qtdemux_loop), (gst_qtdemux_chain), (qtdemux_sink_activate_pull), (qtdemux_inflate), (qtdemux_parse_moov), (qtdemux_parse_container), (qtdemux_parse_node), (qtdemux_tree_get_child_by_type), (qtdemux_tree_get_sibling_by_type), (gst_qtdemux_add_stream), (qtdemux_parse_samples), (qtdemux_parse_segments), (qtdemux_parse_trak), (qtdemux_tag_add_str), (qtdemux_tag_add_num), (qtdemux_tag_add_date), (qtdemux_tag_add_gnre), (qtdemux_parse_udta), (qtdemux_redirects_sort_func), (qtdemux_process_redirects), (qtdemux_parse_redirects), (qtdemux_parse_tree), (gst_qtdemux_handle_esds), (qtdemux_video_caps), (qtdemux_audio_caps): * gst/qtdemux/qtdemux.h: * gst/qtdemux/qtdemux_dump.c: (qtdemux_dump_mvhd), (qtdemux_dump_tkhd), (qtdemux_dump_elst), (qtdemux_dump_mdhd), (qtdemux_dump_hdlr), (qtdemux_dump_vmhd), (qtdemux_dump_dref), (qtdemux_dump_stsd), (qtdemux_dump_stts), (qtdemux_dump_stss), (qtdemux_dump_stsc), (qtdemux_dump_stsz), (qtdemux_dump_stco), (qtdemux_dump_co64), (qtdemux_dump_dcom), (qtdemux_dump_cmvd), (qtdemux_dump_unknown), (qtdemux_node_dump_foreach), (qtdemux_node_dump): * gst/qtdemux/qtdemux_dump.h: * gst/qtdemux/qtdemux_fourcc.h: * gst/qtdemux/qtdemux_types.c: (qtdemux_type_get): * gst/qtdemux/qtdemux_types.h: * gst/qtdemux/qtpalette.h: Cleanup and refactor to make the code more readable. Move debugging/tables into separate files. Add 2/4/16 color palletee support. Fix raw 15 bit RGB handling. Use more FOURCC constants. Add some docs.
2007-01-12 10:22:16 +00:00
#define GST_QTDEMUX_CAST(obj) ((GstQTDemux *)(obj))
/* qtdemux produces these for atoms it cannot parse */
#define GST_QT_DEMUX_PRIVATE_TAG "private-qt-tag"
#define GST_QT_DEMUX_CLASSIFICATION_TAG "classification"
#define GST_QTDEMUX_MAX_STREAMS 32
typedef struct _GstQTDemux GstQTDemux;
typedef struct _GstQTDemuxClass GstQTDemuxClass;
typedef struct _QtDemuxStream QtDemuxStream;
enum QtDemuxState
{
QTDEMUX_STATE_INITIAL, /* Initial state (haven't got the header yet) */
QTDEMUX_STATE_HEADER, /* Parsing the header */
QTDEMUX_STATE_MOVIE, /* Parsing/Playing the media data */
QTDEMUX_STATE_BUFFER_MDAT /* Buffering the mdat atom */
};
struct _GstQTDemux {
GstElement element;
/* Global state */
enum QtDemuxState state;
/* static sink pad */
GstPad *sinkpad;
/* TRUE if pull-based */
gboolean pullbased;
gboolean posted_redirect;
QtDemuxStream *streams[GST_QTDEMUX_MAX_STREAMS];
gst/qtdemux/: Cleanup and refactor to make the code more readable. Original commit message from CVS: * gst/qtdemux/Makefile.am: * gst/qtdemux/qtdemux.c: (extract_initial_length_and_fourcc), (gst_qtdemux_loop_state_header), (gst_qtdemux_combine_flows), (gst_qtdemux_loop_state_movie), (gst_qtdemux_loop), (gst_qtdemux_chain), (qtdemux_sink_activate_pull), (qtdemux_inflate), (qtdemux_parse_moov), (qtdemux_parse_container), (qtdemux_parse_node), (qtdemux_tree_get_child_by_type), (qtdemux_tree_get_sibling_by_type), (gst_qtdemux_add_stream), (qtdemux_parse_samples), (qtdemux_parse_segments), (qtdemux_parse_trak), (qtdemux_tag_add_str), (qtdemux_tag_add_num), (qtdemux_tag_add_date), (qtdemux_tag_add_gnre), (qtdemux_parse_udta), (qtdemux_redirects_sort_func), (qtdemux_process_redirects), (qtdemux_parse_redirects), (qtdemux_parse_tree), (gst_qtdemux_handle_esds), (qtdemux_video_caps), (qtdemux_audio_caps): * gst/qtdemux/qtdemux.h: * gst/qtdemux/qtdemux_dump.c: (qtdemux_dump_mvhd), (qtdemux_dump_tkhd), (qtdemux_dump_elst), (qtdemux_dump_mdhd), (qtdemux_dump_hdlr), (qtdemux_dump_vmhd), (qtdemux_dump_dref), (qtdemux_dump_stsd), (qtdemux_dump_stts), (qtdemux_dump_stss), (qtdemux_dump_stsc), (qtdemux_dump_stsz), (qtdemux_dump_stco), (qtdemux_dump_co64), (qtdemux_dump_dcom), (qtdemux_dump_cmvd), (qtdemux_dump_unknown), (qtdemux_node_dump_foreach), (qtdemux_node_dump): * gst/qtdemux/qtdemux_dump.h: * gst/qtdemux/qtdemux_fourcc.h: * gst/qtdemux/qtdemux_types.c: (qtdemux_type_get): * gst/qtdemux/qtdemux_types.h: * gst/qtdemux/qtpalette.h: Cleanup and refactor to make the code more readable. Move debugging/tables into separate files. Add 2/4/16 color palletee support. Fix raw 15 bit RGB handling. Use more FOURCC constants. Add some docs.
2007-01-12 10:22:16 +00:00
gint n_streams;
gint n_video_streams;
gint n_audio_streams;
gint n_sub_streams;
GstFlowCombiner *flowcombiner;
/* Incoming stream group-id to set on downstream STREAM_START events.
* If upstream doesn't contain one, a global one will be generated */
gboolean have_group_id;
guint group_id;
guint major_brand;
GstBuffer *comp_brands;
/* [moov] header.
* FIXME : This is discarded just after it's created. Just move it
* to a temporary variable ? */
GNode *moov_node;
/* FIXME : This is never freed. It is only assigned once. memleak ? */
GNode *moov_node_compressed;
/* Set to TRUE when the [moov] header has been fully parsed */
gboolean got_moov;
/* Global timescale for the incoming stream. Use the QTTIME macros
* to convert values to/from GstClockTime */
guint32 timescale;
/* Global duration (in global timescale). Use QTTIME macros to get GstClockTime */
guint64 duration;
/* Total size of header atoms. Used to calculate fallback overall bitrate */
guint header_size;
GstTagList *tag_list;
/* configured playback region */
GstSegment segment;
/* The SEGMENT_EVENT from upstream *OR* generated from segment (above) */
GstEvent *pending_newsegment;
guint32 segment_seqnum;
/* flag to indicate that we're working with a smoothstreaming fragment
* Mss doesn't have 'moov' or any information about the streams format,
* requiring qtdemux to expose and create the streams */
gboolean mss_mode;
/* Set to TRUE if the incoming stream is either a MSS stream or
* a Fragmented MP4 (containing the [mvex] atom in the header) */
gboolean fragmented;
/* PULL-BASED only : If TRUE there is a pending seek */
gboolean fragmented_seek_pending;
/* PULL-BASED : offset of first [moof] or of fragment to seek to
* PUSH-BASED : offset of latest [moof] */
guint64 moof_offset;
/* MSS streams have a single media that is unspecified at the atoms, so
* upstream provides it at the caps */
GstCaps *media_caps;
/* Set to TRUE when all streams have been exposed */
gboolean exposed;
gint64 chapters_track_id;
/* protection support */
GPtrArray *protection_system_ids; /* Holds identifiers of all content protection systems for all tracks */
GQueue protection_event_queue; /* holds copy of upstream protection events */
guint64 cenc_aux_info_offset;
guint8 *cenc_aux_info_sizes;
guint32 cenc_aux_sample_count;
/*
* ALL VARIABLES BELOW ARE ONLY USED IN PUSH-BASED MODE
*/
GstAdapter *adapter;
guint neededbytes;
guint todrop;
/* Used to store data if [mdat] is before the headers */
GstBuffer *mdatbuffer;
/* Amount of bytes left to read in the current [mdat] */
guint64 mdatleft, mdatsize;
/* When restoring the mdat to the adapter, this buffer stores any
* trailing data that was after the last atom parsed as it has to be
* restored later along with the correct offset. Used in fragmented
* scenario where mdat/moof are one after the other in any order.
*
* Check https://bugzilla.gnome.org/show_bug.cgi?id=710623 */
GstBuffer *restoredata_buffer;
guint64 restoredata_offset;
/* The current offset in bytes from upstream.
* Note: While it makes complete sense when we are PULL-BASED (pulling
* in BYTES from upstream) and PUSH-BASED with a BYTE SEGMENT (receiving
* buffers with actual offsets), it is undefined in PUSH-BASED with a
* TIME SEGMENT */
guint64 offset;
/* offset of the mdat atom */
guint64 mdatoffset;
/* Offset of the first mdat */
guint64 first_mdat;
/* offset of last [moov] seen */
guint64 last_moov_offset;
/* If TRUE, qtdemux received upstream newsegment in TIME format
* which likely means that upstream is driving the pipeline (such as
* adaptive demuxers or dlna sources) */
gboolean upstream_format_is_time;
/* Seqnum of the seek event sent upstream. Will be used to
* detect incoming FLUSH events corresponding to that */
guint32 offset_seek_seqnum;
/* UPSTREAM BYTE: Requested upstream byte seek offset.
* Currently it is only used to check if an incoming BYTE SEGMENT
* corresponds to a seek event that was sent upstream */
gint64 seek_offset;
/* UPSTREAM BYTE: Requested start/stop TIME values from
* downstream.
* Used to set on the downstream segment once the corresponding upstream
* BYTE SEEK has succeeded */
gint64 push_seek_start;
gint64 push_seek_stop;
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#if 0
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/* gst index support */
GstIndex *element_index;
gint index_id;
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#endif
/* Whether upstream is seekable in BYTES */
gboolean upstream_seekable;
/* UPSTREAM BYTE: Size of upstream content.
* Note : This is only computed once ! If upstream grows in the meantime
* it will not be updated */
gint64 upstream_size;
/* UPSTREAM TIME : Contains the PTS (if any) of the
* buffer that contains a [moof] header. Will be used to establish
* the actual PTS of the samples contained within that fragment. */
guint64 fragment_start;
/* UPSTREAM TIME : The offset in bytes of the [moof]
* header start.
* Note : This is not computed from the GST_BUFFER_OFFSET field */
guint64 fragment_start_offset;
};
struct _GstQTDemuxClass {
GstElementClass parent_class;
};
GType gst_qtdemux_get_type (void);
G_END_DECLS
#endif /* __GST_QTDEMUX_H__ */