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qtmux: allow specifying trak timescale

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This is mainly because Smoothstreaming client are broken and don't
take the TimeScale property into account.
This commit is contained in:
Marc-André Lureau 2010-07-30 12:48:29 +02:00 committed by Tim-Philipp Müller
parent 92b8a00ac8
commit bee00aa70f
2 changed files with 18 additions and 2 deletions
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19
gst/quicktime/gstqtmux.c
View file

@ -105,6 +105,7 @@ enum
PROP_0,
PROP_LARGE_FILE,
PROP_MOVIE_TIMESCALE,
PROP_TRAK_TIMESCALE,
PROP_DO_CTTS,
PROP_FLAVOR,
PROP_FAST_START,
@ -120,6 +121,7 @@ enum
#define DEFAULT_LARGE_FILE FALSE
#define DEFAULT_MOVIE_TIMESCALE 1000
#define DEFAULT_TRAK_TIMESCALE 0
#define DEFAULT_DO_CTTS FALSE
#define DEFAULT_FAST_START FALSE
#define DEFAULT_FAST_START_TEMP_FILE NULL
@ -223,6 +225,11 @@ gst_qt_mux_class_init (GstQTMuxClass * klass)
"Timescale to use in the movie (units per second)",
1, G_MAXUINT32, DEFAULT_MOVIE_TIMESCALE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_TRAK_TIMESCALE,
g_param_spec_uint ("trak-timescale", "Track timescale",
"Timescale to use for the tracks (units per second, 0 is automatic)",
0, G_MAXUINT32, DEFAULT_TRAK_TIMESCALE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DO_CTTS,
g_param_spec_boolean ("presentation-time",
"Include presentation-time info",
@ -2542,7 +2549,8 @@ gst_qt_mux_audio_sink_set_caps (GstPad * pad, GstCaps * caps)
qtpad->fourcc = entry.fourcc;
qtpad->sample_size = constant_size;
atom_trak_set_audio_type (qtpad->trak, qtmux->context, &entry,
entry.sample_rate, ext_atom, constant_size);
qtmux->trak_timescale ? qtmux->trak_timescale : entry.sample_rate,
ext_atom, constant_size);
gst_object_unref (qtmux);
return TRUE;
@ -2656,7 +2664,8 @@ gst_qt_mux_video_sink_set_caps (GstPad * pad, GstCaps * caps)
/* bring frame numerator into a range that ensures both reasonable resolution
* as well as a fair duration */
rate = adjust_rate (framerate_num);
rate = qtmux->trak_timescale ?
qtmux->trak_timescale : adjust_rate (framerate_num);
GST_DEBUG_OBJECT (qtmux, "Rate of video track selected: %" G_GUINT32_FORMAT,
rate);
@ -3051,6 +3060,9 @@ gst_qt_mux_get_property (GObject * object,
case PROP_MOVIE_TIMESCALE:
g_value_set_uint (value, qtmux->timescale);
break;
case PROP_TRAK_TIMESCALE:
g_value_set_uint (value, qtmux->trak_timescale);
break;
case PROP_DO_CTTS:
g_value_set_boolean (value, qtmux->guess_pts);
break;
@ -3103,6 +3115,9 @@ gst_qt_mux_set_property (GObject * object,
case PROP_MOVIE_TIMESCALE:
qtmux->timescale = g_value_get_uint (value);
break;
case PROP_TRAK_TIMESCALE:
qtmux->trak_timescale = g_value_get_uint (value);
break;
case PROP_DO_CTTS:
qtmux->guess_pts = g_value_get_boolean (value);
break;

1
gst/quicktime/gstqtmux.h
View file

@ -170,6 +170,7 @@ struct _GstQTMux
/* properties */
guint32 timescale;
guint32 trak_timescale;
AtomsTreeFlavor flavor;
gboolean fast_start;
gboolean large_file;