static void
gst_real_audio_dec_finalize (GObject * object)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (object);
close_library (dec, &dec->lib);
if (dec->real_codecs_path) {
g_free (dec->real_codecs_path);
dec->real_codecs_path = NULL;
}
if (dec->racook_names) {
g_free (dec->racook_names);
dec->racook_names = NULL;
}
if (dec->raatrk_names) {
g_free (dec->raatrk_names);
dec->raatrk_names = NULL;
}
if (dec->ra14_4_names) {
g_free (dec->ra14_4_names);
dec->ra14_4_names = NULL;
}
if (dec->ra28_8_names) {
g_free (dec->ra28_8_names);
dec->ra28_8_names = NULL;
}
if (dec->rasipr_names) {
g_free (dec->rasipr_names);
dec->rasipr_names = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static GstStateChangeReturn
gst_real_audio_dec_change_state (GstElement * element,
GstStateChange transition)
{
GstStateChangeReturn ret;
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
gst_real_audio_dec_probe_modules (dec);
dec->checked_modules = TRUE;
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
close_library (dec, &dec->lib);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
dec->checked_modules = FALSE;
break;
default:
break;
}
return ret;
}
static GstCaps *
gst_real_audio_dec_getcaps (GstPad * pad)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (GST_PAD_PARENT (pad));
GstCaps *res;
if (dec->checked_modules) {
GValue versions = { 0 };
GValue version = { 0 };
GST_LOG_OBJECT (dec, "constructing caps");
res = gst_caps_new_empty ();
g_value_init (&versions, GST_TYPE_LIST);
g_value_init (&version, G_TYPE_INT);
if (dec->valid_atrk) {
g_value_set_int (&version, GST_REAL_AUDIO_DEC_VERSION_ATRK);
gst_value_list_append_value (&versions, &version);
}
if (dec->valid_ra14_4) {
g_value_set_int (&version, GST_REAL_AUDIO_DEC_VERSION_14_4);
gst_value_list_append_value (&versions, &version);
}
if (dec->valid_ra28_8) {
g_value_set_int (&version, GST_REAL_AUDIO_DEC_VERSION_28_8);
gst_value_list_append_value (&versions, &version);
}
if (dec->valid_sipr) {
g_value_set_int (&version, GST_REAL_AUDIO_DEC_VERSION_SIPR);
gst_value_list_append_value (&versions, &version);
}
if (dec->valid_cook) {
g_value_set_int (&version, GST_REAL_AUDIO_DEC_VERSION_COOK);
gst_value_list_append_value (&versions, &version);
}
if (gst_value_list_get_size (&versions) > 0) {
res = gst_caps_new_simple ("audio/x-pn-realaudio", NULL);
gst_structure_set_value (gst_caps_get_structure (res, 0),
"raversion", &versions);
} else {
res = gst_caps_new_empty ();
}
if (dec->valid_sipr) {
gst_caps_append (res, gst_caps_new_simple ("audio/x-sipro", NULL));
}
g_value_unset (&versions);
g_value_unset (&version);
} else {
GST_LOG_OBJECT (dec, "returning padtemplate caps");
res = gst_caps_copy (gst_pad_get_pad_template_caps (pad));
}
GST_LOG_OBJECT (dec, "returning caps %" GST_PTR_FORMAT, res);
return res;
}
static GstFlowReturn
gst_real_audio_dec_chain (GstPad * pad, GstBuffer * in)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (GST_PAD_PARENT (pad));
GstFlowReturn flow;
GstClockTime timestamp;
GstBuffer *out = NULL;
guint16 res = 0;
guint len;
if (G_UNLIKELY (dec->lib.RADecode == NULL || dec->lib.module == NULL))
goto not_negotiated;
timestamp = GST_BUFFER_TIMESTAMP (in);
flow = gst_pad_alloc_buffer (dec->src, GST_BUFFER_OFFSET_NONE,
dec->width * dec->leaf_size * dec->height * 16,
GST_PAD_CAPS (dec->src), &out);
if (flow != GST_FLOW_OK)
goto done;
res = dec->lib.RADecode (dec->lib.context, GST_BUFFER_DATA (in),
GST_BUFFER_SIZE (in), GST_BUFFER_DATA (out), &len, -1);
if (res != 0)
goto could_not_decode;
GST_BUFFER_SIZE (out) = len;
GST_BUFFER_TIMESTAMP (out) = timestamp;
flow = gst_pad_push (dec->src, out);
done:
gst_buffer_unref (in);
return flow;
/* Errors */
could_not_decode:
{
gst_buffer_unref (out);
GST_ELEMENT_ERROR (dec, STREAM, DECODE, (NULL),
("Could not decode buffer (%i).", res));
flow = GST_FLOW_ERROR;
goto done;
}
not_negotiated:
{
GST_WARNING_OBJECT (dec, "decoder not open, probably no input caps set "
"yet, caps on input buffer: %" GST_PTR_FORMAT, GST_BUFFER_CAPS (in));
flow = GST_FLOW_NOT_NEGOTIATED;
goto done;
}
}
static void
gst_real_audio_dec_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (object);
switch (prop_id) {
case PROP_REAL_CODECS_PATH:
if (dec->real_codecs_path)
g_free (dec->real_codecs_path);
dec->real_codecs_path = g_value_dup_string (value);
break;
case PROP_RACOOK_NAMES:
if (dec->racook_names)
g_free (dec->racook_names);
dec->racook_names = g_value_dup_string (value);
break;
case PROP_RAATRK_NAMES:
if (dec->raatrk_names)
g_free (dec->raatrk_names);
dec->raatrk_names = g_value_dup_string (value);
break;
case PROP_RA14_4_NAMES:
if (dec->ra14_4_names)
g_free (dec->ra14_4_names);
dec->ra14_4_names = g_value_dup_string (value);
break;
case PROP_RA28_8_NAMES:
if (dec->ra28_8_names)
g_free (dec->ra28_8_names);
dec->ra28_8_names = g_value_dup_string (value);
break;
case PROP_RASIPR_NAMES:
if (dec->rasipr_names)
g_free (dec->rasipr_names);
dec->rasipr_names = g_value_dup_string (value);
break;
case PROP_PASSWORD:
if (dec->pwd)
g_free (dec->pwd);
dec->pwd = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_real_audio_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (object);
switch (prop_id) {
case PROP_REAL_CODECS_PATH:
g_value_set_string (value, dec->real_codecs_path ? dec->real_codecs_path
: DEFAULT_REAL_CODECS_PATH);
break;
case PROP_RACOOK_NAMES:
g_value_set_string (value, dec->racook_names ? dec->racook_names :
DEFAULT_RACOOK_NAMES);
break;
case PROP_RAATRK_NAMES:
g_value_set_string (value, dec->raatrk_names ? dec->raatrk_names :
DEFAULT_RAATRK_NAMES);
break;
case PROP_RA14_4_NAMES:
g_value_set_string (value, dec->ra14_4_names ? dec->ra14_4_names :
DEFAULT_RA14_4_NAMES);
break;
case PROP_RA28_8_NAMES:
g_value_set_string (value, dec->ra28_8_names ? dec->ra28_8_names :
DEFAULT_RA28_8_NAMES);
break;
case PROP_RASIPR_NAMES:
g_value_set_string (value, dec->rasipr_names ? dec->rasipr_names :
DEFAULT_RASIPR_NAMES);
break;
case PROP_PASSWORD:
g_value_set_string (value, dec->pwd ? dec->pwd : DEFAULT_PWD);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_real_audio_dec_setcaps (GstPad * pad, GstCaps * caps)
{
GstRealAudioDec *dec = GST_REAL_AUDIO_DEC (GST_PAD_PARENT (pad));
GstStructure *s = gst_caps_get_structure (caps, 0);
gint version, flavor, channels, rate, leaf_size, packet_size, width, height;
guint16 res = 0;
RAInit data;
gboolean bres;
const GValue *v;
GstBuffer *buf = NULL;
const gchar *name = gst_structure_get_name (s);
if (!strcmp (name, "audio/x-sipro")) {
version = GST_REAL_AUDIO_DEC_VERSION_SIPR;
} else {
if (!gst_structure_get_int (s, "raversion", &version))
goto missing_keys;
}
if (!gst_structure_get_int (s, "flavor", &flavor) ||
!gst_structure_get_int (s, "channels", &channels) ||
!gst_structure_get_int (s, "width", &width) ||
!gst_structure_get_int (s, "rate", &rate) ||
!gst_structure_get_int (s, "height", &height) ||
!gst_structure_get_int (s, "leaf_size", &leaf_size) ||
!gst_structure_get_int (s, "packet_size", &packet_size))
goto missing_keys;
if ((v = gst_structure_get_value (s, "codec_data")))
buf = g_value_peek_pointer (v);
GST_LOG_OBJECT (dec, "opening code for version %d", version);
/* first close existing decoder */
close_library (dec, &dec->lib);
if (!open_library (dec, version, &dec->lib))
goto could_not_open;
/* we have the module, no initialize with the caps data */
data.samplerate = rate;
data.width = width;
data.channels = channels;
data.quality = 100;
data.leaf_size = leaf_size;
data.packet_size = packet_size;
data.datalen = buf ? GST_BUFFER_SIZE (buf) : 0;
data.data = buf ? GST_BUFFER_DATA (buf) : NULL;
if ((res = dec->lib.RAInitDecoder (dec->lib.context, &data))) {
GST_WARNING_OBJECT (dec, "RAInitDecoder() failed");
goto could_not_initialize;
}
if (dec->lib.RASetPwd) {
dec->lib.RASetPwd (dec->lib.context, dec->pwd ? dec->pwd : DEFAULT_PWD);
}
if ((res = dec->lib.RASetFlavor (dec->lib.context, flavor))) {
GST_WARNING_OBJECT (dec, "RASetFlavor(%d) failed", flavor);
goto could_not_initialize;
}
caps = gst_caps_new_simple ("audio/x-raw-int",
"endianness", G_TYPE_INT, G_BYTE_ORDER,
"width", G_TYPE_INT, width,
"depth", G_TYPE_INT, width,
"rate", G_TYPE_INT, rate,
"channels", G_TYPE_INT, channels, "signed", G_TYPE_BOOLEAN, TRUE, NULL);
bres = gst_pad_set_caps (GST_PAD (dec->src), caps);
gst_caps_unref (caps);
if (!bres)
goto could_not_set_caps;
dec->width = width;
dec->height = height;
dec->leaf_size = leaf_size;
GST_LOG_OBJECT (dec, "opened module");
return TRUE;
missing_keys:
{
GST_DEBUG_OBJECT (dec, "Could not find all necessary keys in structure.");
return FALSE;
}
could_not_open:
{
GST_DEBUG_OBJECT (dec, "Could not find decoder");
return FALSE;
}
could_not_initialize:
{
close_library (dec, &dec->lib);
GST_WARNING_OBJECT (dec, "Initialization of REAL driver failed (%i).", res);
return FALSE;
}
could_not_set_caps:
{
/* should normally not fail */
close_library (dec, &dec->lib);
GST_DEBUG_OBJECT (dec, "Could not convince peer to accept caps.");
return FALSE;
}
}
