static void
gst_aasink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstAASink *aasink;
aasink = GST_AASINK (object);
switch (prop_id) {
case PROP_WIDTH:{
g_value_set_int (value, aasink->ascii_surf.width);
break;
}
case PROP_HEIGHT:{
g_value_set_int (value, aasink->ascii_surf.height);
break;
}
case PROP_DRIVER:{
g_value_set_enum (value, aasink->aa_driver);
break;
}
case PROP_DITHER:{
g_value_set_enum (value, aasink->ascii_parms.dither);
break;
}
case PROP_BRIGHTNESS:{
g_value_set_int (value, aasink->ascii_parms.bright);
break;
}
case PROP_CONTRAST:{
g_value_set_int (value, aasink->ascii_parms.contrast);
break;
}
case PROP_GAMMA:{
g_value_set_float (value, aasink->ascii_parms.gamma);
break;
}
case PROP_INVERSION:{
g_value_set_boolean (value, aasink->ascii_parms.inversion);
break;
}
case PROP_RANDOMVAL:{
g_value_set_int (value, aasink->ascii_parms.randomval);
break;
}
case PROP_FRAMES_DISPLAYED:{
g_value_set_int (value, aasink->frames_displayed);
break;
}
case PROP_FRAME_TIME:{
g_value_set_int (value, aasink->frame_time / 1000000);
break;
}
default:{
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
}
static GstStateChangeReturn
gst_aasink_change_state (GstElement * element, GstStateChange transition)
{
GstStateChangeReturn ret;
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
if (!gst_aasink_open (GST_AASINK (element)))
goto open_failed;
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
break;
default:
break;
}
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
switch (transition) {
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_NULL:
gst_aasink_close (GST_AASINK (element));
break;
default:
break;
}
return ret;
open_failed:
{
return GST_STATE_CHANGE_FAILURE;
}
}
static void
gst_aasink_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
{
GstAASink *aasink;
aasink = GST_AASINK (object);
switch (prop_id) {
case PROP_WIDTH:
aasink->ascii_surf.width = g_value_get_int (value);
break;
case PROP_HEIGHT:
aasink->ascii_surf.height = g_value_get_int (value);
break;
case PROP_DRIVER:{
aasink->aa_driver = g_value_get_enum (value);
break;
}
case PROP_DITHER:{
aasink->ascii_parms.dither = g_value_get_enum (value);
break;
}
case PROP_BRIGHTNESS:{
aasink->ascii_parms.bright = g_value_get_int (value);
break;
}
case PROP_CONTRAST:{
aasink->ascii_parms.contrast = g_value_get_int (value);
break;
}
case PROP_GAMMA:{
aasink->ascii_parms.gamma = g_value_get_float (value);
break;
}
case PROP_INVERSION:{
aasink->ascii_parms.inversion = g_value_get_boolean (value);
break;
}
case PROP_RANDOMVAL:{
aasink->ascii_parms.randomval = g_value_get_int (value);
break;
}
default:
break;
}
}
static gboolean
gst_aasink_setcaps (GstBaseSink * basesink, GstCaps * caps)
{
GstAASink *aasink;
GstVideoInfo info;
aasink = GST_AASINK (basesink);
if (!gst_video_info_from_caps (&info, caps))
goto invalid_caps;
aasink->info = info;
return TRUE;
/* ERRORS */
invalid_caps:
{
GST_DEBUG_OBJECT (aasink, "invalid caps");
return FALSE;
}
}
static GstFlowReturn
gst_aasink_render (GstBaseSink * basesink, GstBuffer * buffer)
{
GstAASink *aasink;
aasink = GST_AASINK (basesink);
GST_DEBUG ("render");
gst_aasink_scale (aasink, GST_BUFFER_DATA (buffer), /* src */
aa_image (aasink->context), /* dest */
aasink->width, /* sw */
aasink->height, /* sh */
aa_imgwidth (aasink->context), /* dw */
aa_imgheight (aasink->context)); /* dh */
aa_render (aasink->context, &aasink->ascii_parms,
0, 0, aa_imgwidth (aasink->context), aa_imgheight (aasink->context));
aa_flush (aasink->context);
aa_getevent (aasink->context, FALSE);
return GST_FLOW_OK;
}
static gboolean
gst_aasink_setcaps (GstBaseSink * basesink, GstCaps * caps)
{
GstAASink *aasink;
GstStructure *structure;
aasink = GST_AASINK (basesink);
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "width", &aasink->width);
gst_structure_get_int (structure, "height", &aasink->height);
/* FIXME aasink->format is never set */
g_print ("%d %d\n", aasink->width, aasink->height);
GST_DEBUG ("aasink: setting %08lx (%" GST_FOURCC_FORMAT ")",
aasink->format, GST_FOURCC_ARGS (aasink->format));
g_signal_emit (G_OBJECT (aasink), gst_aasink_signals[SIGNAL_HAVE_SIZE], 0,
aasink->width, aasink->height);
return TRUE;
}
static GstFlowReturn
gst_aasink_show_frame (GstVideoSink * videosink, GstBuffer * buffer)
{
GstAASink *aasink;
GstVideoFrame frame;
aasink = GST_AASINK (videosink);
GST_DEBUG ("show frame");
if (!gst_video_frame_map (&frame, &aasink->info, buffer, GST_MAP_READ))
goto invalid_frame;
gst_aasink_scale (aasink, GST_VIDEO_FRAME_PLANE_DATA (&frame, 0), /* src */
aa_image (aasink->context), /* dest */
GST_VIDEO_INFO_WIDTH (&aasink->info), /* sw */
GST_VIDEO_INFO_HEIGHT (&aasink->info), /* sh */
GST_VIDEO_FRAME_PLANE_STRIDE (&frame, 0), /* ss */
aa_imgwidth (aasink->context), /* dw */
aa_imgheight (aasink->context)); /* dh */
aa_render (aasink->context, &aasink->ascii_parms,
0, 0, aa_imgwidth (aasink->context), aa_imgheight (aasink->context));
aa_flush (aasink->context);
aa_getevent (aasink->context, FALSE);
gst_video_frame_unmap (&frame);
return GST_FLOW_OK;
/* ERRORS */
invalid_frame:
{
GST_DEBUG_OBJECT (aasink, "invalid frame");
return GST_FLOW_ERROR;
}
}
