flacenc: Optionally write a PADDING block

The size of the PADDING block is specified by a new
"padding" property.

Fixes bug #588483.
This commit is contained in:
Sebastian Dröge 2009-07-16 20:44:40 +02:00
parent 226a125056
commit 598e0c8cc6
2 changed files with 35 additions and 3 deletions

View file

@ -141,7 +141,8 @@ enum
PROP_EXHAUSTIVE_MODEL_SEARCH, PROP_EXHAUSTIVE_MODEL_SEARCH,
PROP_MIN_RESIDUAL_PARTITION_ORDER, PROP_MIN_RESIDUAL_PARTITION_ORDER,
PROP_MAX_RESIDUAL_PARTITION_ORDER, PROP_MAX_RESIDUAL_PARTITION_ORDER,
PROP_RICE_PARAMETER_SEARCH_DIST PROP_RICE_PARAMETER_SEARCH_DIST,
PROP_PADDING
}; };
GST_DEBUG_CATEGORY_STATIC (flacenc_debug); GST_DEBUG_CATEGORY_STATIC (flacenc_debug);
@ -226,6 +227,7 @@ static const GstFlacEncParams flacenc_params[] = {
}; };
#define DEFAULT_QUALITY 5 #define DEFAULT_QUALITY 5
#define DEFAULT_PADDING 0
#define GST_TYPE_FLAC_ENC_QUALITY (gst_flac_enc_quality_get_type ()) #define GST_TYPE_FLAC_ENC_QUALITY (gst_flac_enc_quality_get_type ())
GType GType
@ -365,6 +367,20 @@ gst_flac_enc_class_init (GstFlacEncClass * klass)
flacenc_params[DEFAULT_QUALITY].rice_parameter_search_dist, flacenc_params[DEFAULT_QUALITY].rice_parameter_search_dist,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT)); G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
/**
* GstFlacEnc:padding
*
* Write a PADDING block with this length in bytes
*
* Since: 0.10.16
**/
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_PADDING,
g_param_spec_uint ("padding",
"Padding",
"Write a PADDING block with this length in bytes", 0, G_MAXUINT,
DEFAULT_PADDING, G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
gstelement_class->change_state = gst_flac_enc_change_state; gstelement_class->change_state = gst_flac_enc_change_state;
} }
@ -443,14 +459,19 @@ gst_flac_enc_set_metadata (GstFlacEnc * flacenc)
} }
copy = gst_tag_list_merge (user_tags, flacenc->tags, copy = gst_tag_list_merge (user_tags, flacenc->tags,
gst_tag_setter_get_tag_merge_mode (GST_TAG_SETTER (flacenc))); gst_tag_setter_get_tag_merge_mode (GST_TAG_SETTER (flacenc)));
flacenc->meta = g_malloc (sizeof (FLAC__StreamMetadata **)); flacenc->meta = g_new0 (FLAC__StreamMetadata *, 2);
flacenc->meta[0] = flacenc->meta[0] =
FLAC__metadata_object_new (FLAC__METADATA_TYPE_VORBIS_COMMENT); FLAC__metadata_object_new (FLAC__METADATA_TYPE_VORBIS_COMMENT);
gst_tag_list_foreach (copy, add_one_tag, flacenc); gst_tag_list_foreach (copy, add_one_tag, flacenc);
if (flacenc->padding > 0) {
flacenc->meta[1] = FLAC__metadata_object_new (FLAC__METADATA_TYPE_PADDING);
flacenc->meta[1]->length = flacenc->padding;
}
if (FLAC__stream_encoder_set_metadata (flacenc->encoder, if (FLAC__stream_encoder_set_metadata (flacenc->encoder,
flacenc->meta, 1) != true) flacenc->meta, (flacenc->padding > 0) ? 2 : 1) != true)
g_warning ("Dude, i'm already initialized!"); g_warning ("Dude, i'm already initialized!");
gst_tag_list_free (copy); gst_tag_list_free (copy);
@ -1206,6 +1227,9 @@ gst_flac_enc_set_property (GObject * object, guint prop_id,
FLAC__stream_encoder_set_rice_parameter_search_dist (this->encoder, FLAC__stream_encoder_set_rice_parameter_search_dist (this->encoder,
g_value_get_uint (value)); g_value_get_uint (value));
break; break;
case PROP_PADDING:
this->padding = g_value_get_uint (value);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -1276,6 +1300,9 @@ gst_flac_enc_get_property (GObject * object, guint prop_id,
g_value_set_uint (value, g_value_set_uint (value,
FLAC__stream_encoder_get_rice_parameter_search_dist (this->encoder)); FLAC__stream_encoder_get_rice_parameter_search_dist (this->encoder));
break; break;
case PROP_PADDING:
g_value_set_uint (value, this->padding);
break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break; break;
@ -1321,6 +1348,10 @@ gst_flac_enc_change_state (GstElement * element, GstStateChange transition)
flacenc->sample_rate = 0; flacenc->sample_rate = 0;
if (flacenc->meta) { if (flacenc->meta) {
FLAC__metadata_object_delete (flacenc->meta[0]); FLAC__metadata_object_delete (flacenc->meta[0]);
if (flacenc->meta[1])
FLAC__metadata_object_delete (flacenc->meta[1]);
g_free (flacenc->meta); g_free (flacenc->meta);
flacenc->meta = NULL; flacenc->meta = NULL;
} }

View file

@ -56,6 +56,7 @@ struct _GstFlacEnc {
gint sample_rate; gint sample_rate;
gint quality; gint quality;
gboolean stopped; gboolean stopped;
guint padding;
#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT < 8 #if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT < 8
FLAC__SeekableStreamEncoder *encoder; FLAC__SeekableStreamEncoder *encoder;