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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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qtdemux: Split tag reading functions out
Move some code out of the enormous qtdemux.c into a separate qtdemux_tags helper, and make some structs available via qtdemux.h to accommodate that. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/634>
This commit is contained in:
Jan Schmidt
GStreamer Merge Bot
parent
0ddfc5020f
commit
5c68e06b00
5 changed files with 1311 additions and 1229 deletions
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@ -5,6 +5,7 @@ mp4_sources = [
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'qtdemux_types.c',
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'qtdemux_types.c',
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'qtdemux_dump.c',
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'qtdemux_dump.c',
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'qtdemux_lang.c',
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'qtdemux_lang.c',
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'qtdemux_tags.c',
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'qtdemux_tree.c',
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'qtdemux_tree.c',
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'gstisoff.c',
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'gstisoff.c',
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'gstqtmux.c',
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'gstqtmux.c',
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1234
gst/isomp4/qtdemux.c
1234
gst/isomp4/qtdemux.c
File diff suppressed because it is too large
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@ -24,6 +24,8 @@
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#include <gst/gst.h>
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <gst/base/gstadapter.h>
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#include <gst/base/gstflowcombiner.h>
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#include <gst/base/gstflowcombiner.h>
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#include <gst/base/gstbytereader.h>
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#include <gst/video/video.h>
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#include "gstisoff.h"
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#include "gstisoff.h"
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G_BEGIN_DECLS
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G_BEGIN_DECLS
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@ -48,6 +50,10 @@ G_BEGIN_DECLS
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typedef struct _GstQTDemux GstQTDemux;
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typedef struct _GstQTDemux GstQTDemux;
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typedef struct _GstQTDemuxClass GstQTDemuxClass;
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typedef struct _GstQTDemuxClass GstQTDemuxClass;
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typedef struct _QtDemuxStream QtDemuxStream;
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typedef struct _QtDemuxStream QtDemuxStream;
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typedef struct _QtDemuxSample QtDemuxSample;
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typedef struct _QtDemuxSegment QtDemuxSegment;
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typedef struct _QtDemuxRandomAccessEntry QtDemuxRandomAccessEntry;
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typedef struct _QtDemuxStreamStsdEntry QtDemuxStreamStsdEntry;
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enum QtDemuxState
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enum QtDemuxState
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{
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{
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@ -261,6 +267,241 @@ struct _GstQTDemuxClass {
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GType gst_qtdemux_get_type (void);
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GType gst_qtdemux_get_type (void);
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struct _QtDemuxStreamStsdEntry
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{
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GstCaps *caps;
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guint32 fourcc;
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gboolean sparse;
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/* video info */
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gint width;
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gint height;
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gint par_w;
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gint par_h;
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/* Numerator/denominator framerate */
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gint fps_n;
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gint fps_d;
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GstVideoColorimetry colorimetry;
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guint16 bits_per_sample;
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guint16 color_table_id;
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GstMemory *rgb8_palette;
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guint interlace_mode;
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guint field_order;
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/* audio info */
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gdouble rate;
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gint n_channels;
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guint samples_per_packet;
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guint samples_per_frame;
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guint bytes_per_packet;
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guint bytes_per_sample;
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guint bytes_per_frame;
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guint compression;
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/* if we use chunks or samples */
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gboolean sampled;
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guint padding;
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};
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struct _QtDemuxSample
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{
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guint32 size;
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gint32 pts_offset; /* Add this value to timestamp to get the pts */
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guint64 offset;
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guint64 timestamp; /* DTS In mov time */
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guint32 duration; /* In mov time */
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gboolean keyframe; /* TRUE when this packet is a keyframe */
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};
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struct _QtDemuxStream
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{
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GstPad *pad;
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GstQTDemux *demux;
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gchar *stream_id;
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QtDemuxStreamStsdEntry *stsd_entries;
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guint stsd_entries_length;
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guint cur_stsd_entry_index;
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/* stream type */
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guint32 subtype;
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gboolean new_caps; /* If TRUE, caps need to be generated (by
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* calling _configure_stream()) This happens
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* for MSS and fragmented streams */
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gboolean new_stream; /* signals that a stream_start is required */
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gboolean on_keyframe; /* if this stream last pushed buffer was a
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* keyframe. This is important to identify
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* where to stop pushing buffers after a
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* segment stop time */
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/* if the stream has a redirect URI in its headers, we store it here */
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gchar *redirect_uri;
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/* track id */
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guint track_id;
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/* duration/scale */
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guint64 duration; /* in timescale units */
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guint32 timescale;
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/* language */
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gchar lang_id[4]; /* ISO 639-2T language code */
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/* our samples */
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guint32 n_samples;
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QtDemuxSample *samples;
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gboolean all_keyframe; /* TRUE when all samples are keyframes (no stss) */
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guint32 n_samples_moof; /* sample count in a moof */
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guint64 duration_moof; /* duration in timescale of a moof, used for figure out
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* the framerate of fragmented format stream */
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guint64 duration_last_moof;
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guint32 offset_in_sample; /* Offset in the current sample, used for
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* streams which have got exceedingly big
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* sample size (such as 24s of raw audio).
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* Only used when max_buffer_size is non-NULL */
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guint32 min_buffer_size; /* Minimum allowed size for output buffers.
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* Currently only set for raw audio streams*/
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guint32 max_buffer_size; /* Maximum allowed size for output buffers.
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* Currently only set for raw audio streams*/
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/* video info */
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/* aspect ratio */
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gint display_width;
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gint display_height;
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/* allocation */
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gboolean use_allocator;
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GstAllocator *allocator;
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GstAllocationParams params;
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gsize alignment;
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/* when a discontinuity is pending */
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gboolean discont;
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/* list of buffers to push first */
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GSList *buffers;
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/* if we need to clip this buffer. This is only needed for uncompressed
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* data */
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gboolean need_clip;
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/* buffer needs some custom processing, e.g. subtitles */
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gboolean need_process;
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/* buffer needs potentially be split, e.g. CEA608 subtitles */
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gboolean need_split;
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/* current position */
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guint32 segment_index;
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guint32 sample_index;
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GstClockTime time_position; /* in gst time */
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guint64 accumulated_base;
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/* the Gst segment we are processing out, used for clipping */
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GstSegment segment;
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/* quicktime segments */
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guint32 n_segments;
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QtDemuxSegment *segments;
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gboolean dummy_segment;
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guint32 from_sample;
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guint32 to_sample;
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gboolean sent_eos;
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GstTagList *stream_tags;
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gboolean send_global_tags;
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GstEvent *pending_event;
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GstByteReader stco;
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GstByteReader stsz;
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GstByteReader stsc;
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GstByteReader stts;
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GstByteReader stss;
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GstByteReader stps;
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GstByteReader ctts;
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gboolean chunks_are_samples; /* TRUE means treat chunks as samples */
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gint64 stbl_index;
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/* stco */
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guint co_size;
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GstByteReader co_chunk;
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guint32 first_chunk;
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guint32 current_chunk;
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guint32 last_chunk;
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guint32 samples_per_chunk;
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guint32 stsd_sample_description_id;
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guint32 stco_sample_index;
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/* stsz */
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guint32 sample_size; /* 0 means variable sizes are stored in stsz */
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/* stsc */
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guint32 stsc_index;
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guint32 n_samples_per_chunk;
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guint32 stsc_chunk_index;
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guint32 stsc_sample_index;
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guint64 chunk_offset;
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/* stts */
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guint32 stts_index;
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guint32 stts_samples;
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guint32 n_sample_times;
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guint32 stts_sample_index;
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guint64 stts_time;
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guint32 stts_duration;
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/* stss */
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gboolean stss_present;
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guint32 n_sample_syncs;
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guint32 stss_index;
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/* stps */
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gboolean stps_present;
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guint32 n_sample_partial_syncs;
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guint32 stps_index;
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QtDemuxRandomAccessEntry *ra_entries;
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guint n_ra_entries;
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const QtDemuxRandomAccessEntry *pending_seek;
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/* ctts */
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gboolean ctts_present;
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guint32 n_composition_times;
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guint32 ctts_index;
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guint32 ctts_sample_index;
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guint32 ctts_count;
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gint32 ctts_soffset;
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/* cslg */
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guint32 cslg_shift;
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/* fragmented */
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gboolean parsed_trex;
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guint32 def_sample_description_index; /* index is 1-based */
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guint32 def_sample_duration;
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guint32 def_sample_size;
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guint32 def_sample_flags;
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gboolean disabled;
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/* stereoscopic video streams */
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GstVideoMultiviewMode multiview_mode;
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GstVideoMultiviewFlags multiview_flags;
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/* protected streams */
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gboolean protected;
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guint32 protection_scheme_type;
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guint32 protection_scheme_version;
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gpointer protection_scheme_info; /* specific to the protection scheme */
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GQueue protection_scheme_event_queue;
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/* KEY_UNITS trickmode with an interval */
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GstClockTime last_keyframe_dts;
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gint ref_count; /* atomic */
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};
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G_END_DECLS
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G_END_DECLS
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#endif /* __GST_QTDEMUX_H__ */
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#endif /* __GST_QTDEMUX_H__ */
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1034
gst/isomp4/qtdemux_tags.c
Normal file
1034
gst/isomp4/qtdemux_tags.c
Normal file
File diff suppressed because it is too large
Load diff
30
gst/isomp4/qtdemux_tags.h
Normal file
30
gst/isomp4/qtdemux_tags.h
Normal file
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@ -0,0 +1,30 @@
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __QTDEMUX_TAGS_H__
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#define __QTDEMUX_TAGS_H__
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#include <gst/gst.h>
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#include "qtdemux.h"
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void qtdemux_parse_udta (GstQTDemux * qtdemux, GstTagList * taglist, GNode * udta);
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void qtdemux_handle_xmp_taglist (GstQTDemux * qtdemux, GstTagList * taglist,
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GstTagList * xmptaglist);
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#endif
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