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matroskamux: change is-live property to indexed

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This commit is contained in:
Zaheer Abbas Merali 2010-06-01 16:24:53 +01:00
parent 3d876d2b16
commit 8c165b49a7
2 changed files with 19 additions and 18 deletions
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35
gst/matroska/matroska-mux.c
View file

@ -63,13 +63,13 @@ enum
ARG_WRITING_APP,
ARG_DOCTYPE_VERSION,
ARG_MIN_INDEX_INTERVAL,
ARG_IS_LIVE
ARG_INDEXED
};
#define DEFAULT_DOCTYPE_VERSION 2
#define DEFAULT_WRITING_APP "GStreamer Matroska muxer"
#define DEFAULT_MIN_INDEX_INTERVAL 0
#define DEFAULT_IS_LIVE FALSE
#define DEFAULT_INDEXED TRUE
/* WAVEFORMATEX is gst_riff_strf_auds + an extra guint16 extension size */
#define WAVEFORMATEX_SIZE (2 + sizeof (gst_riff_strf_auds))
@ -305,10 +305,11 @@ gst_matroska_mux_class_init (GstMatroskaMuxClass * klass)
g_param_spec_int64 ("min-index-interval", "Minimum time between index "
"entries", "An index entry is created every so many nanoseconds.",
0, G_MAXINT64, DEFAULT_MIN_INDEX_INTERVAL, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_IS_LIVE,
g_param_spec_boolean ("is-live", "Is Live",
"The stream is live and does not need an index", DEFAULT_IS_LIVE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_INDEXED,
g_param_spec_boolean ("indexed", "Determines whether output should be "
"indexed", "If set to false, the output should be as if it is to "
"be streamed and hence no indexes written or duration written.",
DEFAULT_INDEXED, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_matroska_mux_change_state);
@ -350,7 +351,7 @@ gst_matroska_mux_init (GstMatroskaMux * mux, GstMatroskaMuxClass * g_class)
mux->doctype_version = DEFAULT_DOCTYPE_VERSION;
mux->writing_app = g_strdup (DEFAULT_WRITING_APP);
mux->min_index_interval = DEFAULT_MIN_INDEX_INTERVAL;
mux->is_live = DEFAULT_IS_LIVE;
mux->indexed = DEFAULT_INDEXED;
/* initialize internal variables */
mux->index = NULL;
@ -2025,7 +2026,7 @@ gst_matroska_mux_start (GstMatroskaMux * mux)
gst_ebml_write_master_start (ebml, GST_MATROSKA_ID_SEGMENT);
mux->segment_master = ebml->pos;
if (!mux->is_live) {
if (mux->indexed) {
/* seekhead (table of contents) - we set the positions later */
mux->seekhead_pos = ebml->pos;
master = gst_ebml_write_master_start (ebml, GST_MATROSKA_ID_SEEKHEAD);
@ -2049,7 +2050,7 @@ gst_matroska_mux_start (GstMatroskaMux * mux)
gst_ebml_write_uint (ebml, GST_MATROSKA_ID_TIMECODESCALE, mux->time_scale);
mux->duration_pos = ebml->pos;
/* get duration */
if (!mux->is_live) {
if (mux->indexed) {
for (collected = mux->collect->data; collected;
collected = g_slist_next (collected)) {
GstMatroskaPad *collect_pad;
@ -2190,7 +2191,7 @@ gst_matroska_mux_finish (GstMatroskaMux * mux)
}
/* cues */
if (mux->index != NULL && !mux->is_live) {
if (mux->index != NULL && mux->indexed) {
guint n;
guint64 master, pointentry_master, trackpos_master;
@ -2221,7 +2222,7 @@ gst_matroska_mux_finish (GstMatroskaMux * mux)
/* tags */
tags = gst_tag_setter_get_tag_list (GST_TAG_SETTER (mux));
if (tags != NULL && !gst_tag_list_is_empty (tags) && !mux->is_live) {
if (tags != NULL && !gst_tag_list_is_empty (tags) && mux->indexed) {
guint64 master_tags, master_tag;
GST_DEBUG ("Writing tags");
@ -2245,7 +2246,7 @@ gst_matroska_mux_finish (GstMatroskaMux * mux)
* length pointer starts at 20.
* - all entries are local to the segment (so pos - segment_master).
* - so each entry is at 12 + 20 + num * 28. */
if (!mux->is_live) {
if (mux->indexed) {
GST_DEBUG_OBJECT (mux, "not live");
gst_ebml_replace_uint (ebml, mux->seekhead_pos + 32,
mux->info_pos - mux->segment_master);
@ -2568,7 +2569,7 @@ gst_matroska_mux_write_data (GstMatroskaMux * mux, GstMatroskaPad * collect_pad)
/* start a new cluster every two seconds or at keyframe */
if (mux->cluster_time + GST_SECOND * 2 < GST_BUFFER_TIMESTAMP (buf)
|| is_video_keyframe) {
if (!mux->is_live)
if (mux->indexed)
gst_ebml_write_master_finish (ebml, mux->cluster);
mux->prev_cluster_size = ebml->pos - mux->cluster_pos;
mux->cluster_pos = ebml->pos;
@ -2858,8 +2859,8 @@ gst_matroska_mux_set_property (GObject * object,
case ARG_MIN_INDEX_INTERVAL:
mux->min_index_interval = g_value_get_int64 (value);
break;
case ARG_IS_LIVE:
mux->is_live = g_value_get_boolean (value);
case ARG_INDEXED:
mux->indexed = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -2886,8 +2887,8 @@ gst_matroska_mux_get_property (GObject * object,
case ARG_MIN_INDEX_INTERVAL:
g_value_set_int64 (value, mux->min_index_interval);
break;
case ARG_IS_LIVE:
g_value_set_boolean (value, mux->is_live);
case ARG_INDEXED:
g_value_set_boolean (value, mux->indexed);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);

2
gst/matroska/matroska-mux.h
View file

@ -98,7 +98,7 @@ typedef struct _GstMatroskaMux {
GstMatroskaIndex *index;
guint num_indexes;
GstClockTimeDiff min_index_interval;
gboolean is_live;
gboolean indexed;
/* timescale in the file */
guint64 time_scale;