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mimic: Initialize encoder/decoders in state change and setcaps where possible

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This commit is contained in:
Olivier Crête 2009-10-12 19:50:52 -04:00
parent 2eee0091f3
commit fe7fe29221
2 changed files with 72 additions and 72 deletions
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50
ext/mimic/gstmimdec.c
View file

@ -216,7 +216,7 @@ gst_mim_dec_chain (GstPad * pad, GstBuffer * in)
frame_body =
(guchar *) gst_adapter_peek (mimdec->adapter, mimdec->payload_size);
if (mimdec->dec == NULL) {
if (mimdec->buffer_size < 0) {
/* Check if its a keyframe, otherwise skip it */
if (GUINT32_FROM_LE (*((guint32 *) (frame_body + 12))) != 0) {
gst_adapter_flush (mimdec->adapter, mimdec->payload_size);
@ -225,20 +225,7 @@ gst_mim_dec_chain (GstPad * pad, GstBuffer * in)
goto out;
}
mimdec->dec = mimic_open ();
if (mimdec->dec == NULL) {
gst_adapter_flush (mimdec->adapter, mimdec->payload_size);
mimdec->have_header = FALSE;
GST_ELEMENT_ERROR (mimdec, LIBRARY, INIT, (NULL), ("mimic_open error"));
res = GST_FLOW_ERROR;
goto out;
}
if (!mimic_decoder_init (mimdec->dec, frame_body)) {
mimic_close (mimdec->dec);
mimdec->dec = NULL;
gst_adapter_flush (mimdec->adapter, mimdec->payload_size);
mimdec->have_header = FALSE;
GST_ELEMENT_ERROR (mimdec, LIBRARY, INIT, (NULL),
@ -249,9 +236,6 @@ gst_mim_dec_chain (GstPad * pad, GstBuffer * in)
if (!mimic_get_property (mimdec->dec, "buffer_size",
&mimdec->buffer_size)) {
mimic_close (mimdec->dec);
mimdec->dec = NULL;
gst_adapter_flush (mimdec->adapter, mimdec->payload_size);
mimdec->have_header = FALSE;
GST_ELEMENT_ERROR (mimdec, LIBRARY, INIT, (NULL),
@ -340,9 +324,34 @@ static GstStateChangeReturn
gst_mim_dec_change_state (GstElement * element, GstStateChange transition)
{
GstMimDec *mimdec;
GstStateChangeReturn ret;
mimdec = GST_MIM_DEC (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
mimdec->dec = mimic_open ();
if (!mimdec) {
GST_ERROR_OBJECT (mimdec, "mimic_open failed");
return GST_STATE_CHANGE_FAILURE;
}
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
GST_OBJECT_LOCK (element);
mimdec->need_newsegment = TRUE;
GST_OBJECT_UNLOCK (element);
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
if (ret == GST_STATE_CHANGE_FAILURE)
return ret;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
GST_OBJECT_LOCK (element);
@ -356,16 +365,11 @@ gst_mim_dec_change_state (GstElement * element, GstStateChange transition)
}
GST_OBJECT_UNLOCK (element);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
GST_OBJECT_LOCK (element);
mimdec->need_newsegment = TRUE;
GST_OBJECT_UNLOCK (element);
break;
default:
break;
}
return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
return ret;
}
static gboolean

94
ext/mimic/gstmimenc.c
View file

@ -209,48 +209,60 @@ gst_mim_enc_get_property (GObject * object, guint prop_id,
static gboolean
gst_mim_enc_setcaps (GstPad * pad, GstCaps * caps)
{
GstMimEnc *filter;
GstMimEnc *mimenc;
GstStructure *structure;
int ret = TRUE, height, width;
filter = GST_MIM_ENC (gst_pad_get_parent (pad));
g_return_val_if_fail (filter != NULL, FALSE);
g_return_val_if_fail (GST_IS_MIM_ENC (filter), FALSE);
mimenc = GST_MIM_ENC (gst_pad_get_parent (pad));
g_return_val_if_fail (mimenc != NULL, FALSE);
g_return_val_if_fail (GST_IS_MIM_ENC (mimenc), FALSE);
structure = gst_caps_get_structure (caps, 0);
ret = gst_structure_get_int (structure, "width", &width);
if (!ret) {
GST_DEBUG_OBJECT (filter, "No width set");
GST_DEBUG_OBJECT (mimenc, "No width set");
goto out;
}
ret = gst_structure_get_int (structure, "height", &height);
if (!ret) {
GST_DEBUG_OBJECT (filter, "No height set");
GST_DEBUG_OBJECT (mimenc, "No height set");
goto out;
}
GST_OBJECT_LOCK (filter);
GST_OBJECT_LOCK (mimenc);
if (width == 320 && height == 240)
filter->res = MIMIC_RES_HIGH;
mimenc->res = MIMIC_RES_HIGH;
else if (width == 160 && height == 120)
filter->res = MIMIC_RES_LOW;
mimenc->res = MIMIC_RES_LOW;
else {
GST_WARNING_OBJECT (filter, "Invalid resolution %dx%d", width, height);
GST_WARNING_OBJECT (mimenc, "Invalid resolution %dx%d", width, height);
ret = FALSE;
GST_OBJECT_UNLOCK (filter);
GST_OBJECT_UNLOCK (mimenc);
goto out;
}
filter->width = (guint16) width;
filter->height = (guint16) height;
mimenc->width = (guint16) width;
mimenc->height = (guint16) height;
GST_DEBUG_OBJECT (filter, "Got info from caps w : %d, h : %d",
filter->width, filter->height);
GST_DEBUG_OBJECT (mimenc, "Got info from caps w : %d, h : %d",
mimenc->width, mimenc->height);
GST_OBJECT_UNLOCK (filter);
if (!mimic_encoder_init (mimenc->enc, mimenc->res)) {
GST_ERROR_OBJECT (mimenc, "mimic_encoder_init error");
ret = FALSE;
GST_OBJECT_UNLOCK (mimenc);
goto out;
}
if (!mimic_get_property (mimenc->enc, "buffer_size", &mimenc->buffer_size)) {
GST_ERROR_OBJECT (mimenc, "mimic_get_property(buffer_size) error");
ret = FALSE;
}
GST_OBJECT_UNLOCK (mimenc);
out:
gst_object_unref (filter);
gst_object_unref (mimenc);
return ret;
}
@ -281,30 +293,6 @@ gst_mim_enc_chain (GstPad * pad, GstBuffer * in)
}
if (mimenc->enc == NULL) {
mimenc->enc = mimic_open ();
if (mimenc->enc == NULL) {
GST_ELEMENT_ERROR (mimenc, LIBRARY, INIT, (NULL), ("mimic_open error"));
res = GST_FLOW_ERROR;
goto out_unlock;
}
if (!mimic_encoder_init (mimenc->enc, mimenc->res)) {
mimic_close (mimenc->enc);
mimenc->enc = NULL;
GST_ELEMENT_ERROR (mimenc, LIBRARY, INIT, (NULL),
("mimic_encoder_init error"));
res = GST_FLOW_ERROR;
goto out_unlock;
}
if (!mimic_get_property (mimenc->enc, "buffer_size", &mimenc->buffer_size)) {
mimic_close (mimenc->enc);
mimenc->enc = NULL;
GST_ELEMENT_ERROR (mimenc, LIBRARY, INIT, (NULL),
("mimic_get_property(buffer_size) error"));
res = GST_FLOW_ERROR;
goto out_unlock;
}
}
buf = in;
@ -546,15 +534,12 @@ gst_mim_enc_change_state (GstElement * element, GstStateChange transition)
gboolean paused_mode;
switch (transition) {
case GST_STATE_CHANGE_READY_TO_NULL:
GST_OBJECT_LOCK (element);
if (mimenc->enc != NULL) {
mimic_close (mimenc->enc);
mimenc->enc = NULL;
mimenc->buffer_size = -1;
mimenc->frames = 0;
case GST_STATE_CHANGE_NULL_TO_READY:
mimenc->enc = mimic_open ();
if (!mimenc) {
GST_ERROR_OBJECT (mimenc, "mimic_open failed");
return GST_STATE_CHANGE_FAILURE;
}
GST_OBJECT_UNLOCK (element);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
@ -608,6 +593,17 @@ gst_mim_enc_change_state (GstElement * element, GstStateChange transition)
}
}
break;
case GST_STATE_CHANGE_READY_TO_NULL:
GST_OBJECT_LOCK (element);
if (mimenc->enc != NULL) {
mimic_close (mimenc->enc);
mimenc->enc = NULL;
mimenc->buffer_size = -1;
mimenc->frames = 0;
}
GST_OBJECT_UNLOCK (element);
break;
default:
break;
}