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-rw-r--r--ext/libmng/gstmngdec.c203
1 files changed, 86 insertions, 117 deletions
diff --git a/ext/libmng/gstmngdec.c b/ext/libmng/gstmngdec.c
index d3f05ce0..d42febb5 100644
--- a/ext/libmng/gstmngdec.c
+++ b/ext/libmng/gstmngdec.c
@@ -21,13 +21,12 @@
#include "gstmngdec.h"
#include <gst/video/video.h>
-static const GstElementDetails gst_mngdec_details =
+static const GstElementDetails gst_mng_dec_details =
GST_ELEMENT_DETAILS ("MNG video decoder",
"Codec/Decoder/Video",
"Decode a mng video to raw images",
"Wim Taymans <wim@fluendo.com>");
-
/* Filter signals and args */
enum
{
@@ -37,60 +36,17 @@ enum
enum
{
- ARG_0
+ PROP_0
};
-static void gst_mngdec_base_init (gpointer g_class);
-static void gst_mngdec_class_init (GstMngDecClass * klass);
-static void gst_mngdec_init (GstMngDec * mngdec);
-
-static void gst_mngdec_get_property (GObject * object,
- guint prop_id, GValue * value, GParamSpec * pspec);
-static void gst_mngdec_set_property (GObject * object,
- guint prop_id, const GValue * value, GParamSpec * pspec);
-
-static GstStateChangeReturn gst_mngdec_change_state (GstElement * element,
- GstStateChange transition);
-
-static void gst_mngdec_loop (GstElement * element);
-
-static GstCaps *gst_mngdec_src_getcaps (GstPad * pad);
-
-static GstElementClass *parent_class = NULL;
-
-
-GType
-gst_mngdec_get_type (void)
-{
- static GType mngdec_type = 0;
-
- if (!mngdec_type) {
- static const GTypeInfo mngdec_info = {
- sizeof (GstMngDecClass),
- gst_mngdec_base_init,
- NULL,
- (GClassInitFunc) gst_mngdec_class_init,
- NULL,
- NULL,
- sizeof (GstMngDec),
- 0,
- (GInstanceInitFunc) gst_mngdec_init,
- };
-
- mngdec_type = g_type_register_static (GST_TYPE_ELEMENT, "GstMngDec",
- &mngdec_info, 0);
- }
- return mngdec_type;
-}
-
-static GstStaticPadTemplate gst_mngdec_src_pad_template =
+static GstStaticPadTemplate gst_mng_dec_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_RGBA ";" GST_VIDEO_CAPS_RGB)
);
-static GstStaticPadTemplate gst_mngdec_sink_pad_template =
+static GstStaticPadTemplate gst_mng_dec_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
@@ -99,20 +55,32 @@ GST_STATIC_PAD_TEMPLATE ("sink",
"height = (int) [ 16, 4096 ], " "framerate = (double) [ 0.0, MAX ]")
);
+static void gst_mng_dec_get_property (GObject * object,
+ guint prop_id, GValue * value, GParamSpec * pspec);
+static void gst_mng_dec_set_property (GObject * object,
+ guint prop_id, const GValue * value, GParamSpec * pspec);
+
+static GstStateChangeReturn gst_mng_dec_change_state (GstElement * element,
+ GstStateChange transition);
+
+static gboolean gst_mng_dec_sink_event (GstPad * pad, GstEvent * event);
+
+GST_BOILERPLATE (GstMngDec, gst_mng_dec, GstElement, GST_TYPE_ELEMENT);
+
static void
-gst_mngdec_base_init (gpointer g_class)
+gst_mng_dec_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_mngdec_src_pad_template));
+ gst_static_pad_template_get (&gst_mng_dec_src_pad_template));
gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_mngdec_sink_pad_template));
- gst_element_class_set_details (element_class, &gst_mngdec_details);
+ gst_static_pad_template_get (&gst_mng_dec_sink_pad_template));
+ gst_element_class_set_details (element_class, &gst_mng_dec_details);
}
static void
-gst_mngdec_class_init (GstMngDecClass * klass)
+gst_mng_dec_class_init (GstMngDecClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
@@ -120,45 +88,42 @@ gst_mngdec_class_init (GstMngDecClass * klass)
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
- parent_class = g_type_class_peek_parent (klass);
-
- gstelement_class->change_state = gst_mngdec_change_state;
-
- gstelement_class->get_property = gst_mngdec_get_property;
- gstelement_class->set_property = gst_mngdec_set_property;
+ gobject_class->get_property = gst_mng_dec_get_property;
+ gobject_class->set_property = gst_mng_dec_set_property;
+ gstelement_class->change_state = gst_mng_dec_change_state;
}
-
-static GstPadLinkReturn
-gst_mngdec_sinklink (GstPad * pad, const GstCaps * caps)
+static gboolean
+gst_mng_dec_sink_setcaps (GstPad * pad, GstCaps * caps)
{
GstMngDec *mngdec;
GstStructure *structure;
- mngdec = GST_MNGDEC (gst_pad_get_parent (pad));
+ mngdec = GST_MNG_DEC (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_double (structure, "framerate", &mngdec->fps);
+
gst_object_unref (mngdec);
return TRUE;
}
static void
-gst_mngdec_init (GstMngDec * mngdec)
+gst_mng_dec_init (GstMngDec * mngdec, GstMngDecClass * gclass)
{
mngdec->sinkpad =
- gst_pad_new_from_static_template (&gst_mngdec_sink_pad_template, "sink");
+ gst_pad_new_from_static_template (&gst_mng_dec_sink_pad_template, "sink");
gst_element_add_pad (GST_ELEMENT (mngdec), mngdec->sinkpad);
mngdec->srcpad =
- gst_pad_new_from_static_template (&gst_mngdec_src_pad_template, "src");
+ gst_pad_new_from_static_template (&gst_mng_dec_src_pad_template, "src");
gst_element_add_pad (GST_ELEMENT (mngdec), mngdec->srcpad);
- gst_pad_set_link_function (mngdec->sinkpad, gst_mngdec_sinklink);
-
- gst_pad_set_getcaps_function (mngdec->srcpad, gst_mngdec_src_getcaps);
+ gst_pad_set_setcaps_function (mngdec->sinkpad, gst_mng_dec_sink_setcaps);
+ gst_pad_set_event_function (mngdec->sinkpad, gst_mng_dec_sink_event);
+ //gst_pad_set_getcaps_function (mngdec->srcpad, gst_mng_dec_src_getcaps);
mngdec->mng = NULL;
mngdec->buffer_out = NULL;
@@ -167,12 +132,11 @@ gst_mngdec_init (GstMngDec * mngdec)
mngdec->width = -1;
mngdec->height = -1;
mngdec->fps = -1;
-
- gst_element_set_loop_function (GST_ELEMENT (mngdec), gst_mngdec_loop);
}
+#if 0
static GstCaps *
-gst_mngdec_src_getcaps (GstPad * pad)
+gst_mng_dec_src_getcaps (GstPad * pad)
{
GstMngDec *mngdec;
GstCaps *caps;
@@ -180,8 +144,8 @@ gst_mngdec_src_getcaps (GstPad * pad)
GstPadTemplate *templ;
GstCaps *inter;
- mngdec = GST_MNGDEC (gst_pad_get_parent (pad));
- templ = gst_static_pad_template_get (&gst_mngdec_src_pad_template);
+ mngdec = GST_MNG_DEC (gst_pad_get_parent (pad));
+ templ = gst_static_pad_template_get (&gst_mng_dec_src_pad_template);
caps = gst_caps_copy (gst_pad_template_get_caps (templ));
if (mngdec->color_type != -1) {
@@ -232,15 +196,16 @@ gst_mngdec_src_getcaps (GstPad * pad)
return caps;
}
+#endif
-
+#if 0
static void
-gst_mngdec_loop (GstElement * element)
+gst_mng_dec_loop (GstElement * element)
{
GstMngDec *mngdec;
mng_retcode ret;
- mngdec = GST_MNGDEC (element);
+ mngdec = GST_MNG_DEC (element);
if (mngdec->first) {
GST_DEBUG ("display");
@@ -254,18 +219,18 @@ gst_mngdec_loop (GstElement * element)
/* libmng needs more data later on */
} else {
/* assume EOS here */
- gst_pad_push (mngdec->srcpad, GST_DATA (gst_event_new (GST_EVENT_EOS)));
- gst_element_set_eos (element);
+ gst_pad_push_event (mngdec->srcpad, (gst_event_new_eos ()));
}
}
+#endif
static void
-gst_mngdec_get_property (GObject * object,
+gst_mng_dec_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (object);
+ mngdec = GST_MNG_DEC (object);
switch (prop_id) {
default:
@@ -276,12 +241,12 @@ gst_mngdec_get_property (GObject * object,
static void
-gst_mngdec_set_property (GObject * object,
+gst_mng_dec_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (object);
+ mngdec = GST_MNG_DEC (object);
switch (prop_id) {
default:
@@ -297,7 +262,7 @@ mngdec_error (mng_handle mng, mng_int32 code, mng_int8 severity,
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_ERROR_OBJECT (mngdec, "error in chunk %4.4s (%d): %s",
(gchar *) & chunktype, chunkseq, text);
@@ -310,9 +275,7 @@ mngdec_openstream (mng_handle mng)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
-
- mngdec->bs = gst_bytestream_new (mngdec->sinkpad);
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
return MNG_TRUE;
}
@@ -322,41 +285,37 @@ mngdec_closestream (mng_handle mng)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
-
- gst_bytestream_destroy (mngdec->bs);
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
return MNG_TRUE;
}
static gboolean
-mngdec_handle_sink_event (GstMngDec * mngdec)
+gst_mng_dec_sink_event (GstPad * pad, GstEvent * event)
{
- guint32 remaining;
- GstEvent *event;
GstEventType type;
+ GstMngDec *mngdec;
+
+ mngdec = GST_MNG_DEC_CAST (gst_pad_get_parent (pad));
- gst_bytestream_get_status (mngdec->bs, &remaining, &event);
+ type = GST_EVENT_TYPE (event);
- type = event ? GST_EVENT_TYPE (event) : GST_EVENT_UNKNOWN;
- GST_DEBUG ("mngdec: event %p %d", event, type);
+ GST_DEBUG_OBJECT (mngdec, "mngdec: event %p %d", event, type);
switch (type) {
case GST_EVENT_EOS:
- gst_bytestream_flush (mngdec->bs, remaining);
- gst_pad_event_default (mngdec->sinkpad, event);
- return FALSE;
- case GST_EVENT_FLUSH:
break;
- case GST_EVENT_DISCONTINUOUS:
- GST_DEBUG ("discontinuous event");
+ case GST_EVENT_FLUSH_START:
+ break;
+ case GST_EVENT_FLUSH_STOP:
+ break;
+ case GST_EVENT_NEWSEGMENT:
break;
default:
- g_warning ("unhandled event %d", type);
break;
}
-
gst_event_unref (event);
+
return TRUE;
}
@@ -365,13 +324,16 @@ mngdec_readdata (mng_handle mng, mng_ptr buffer,
mng_uint32 size, mng_uint32 * bytesread)
{
GstMngDec *mngdec;
+#if 0
guint8 *bytes;
guint32 read;
+#endif
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("read data %d", size);
+#if 0
do {
read = gst_bytestream_peek_bytes (mngdec->bs, &bytes, size);
if (read != size) {
@@ -388,6 +350,7 @@ mngdec_readdata (mng_handle mng, mng_ptr buffer,
memcpy (buffer, bytes, size);
gst_bytestream_flush_fast (mngdec->bs, read);
*bytesread = size;
+#endif
return MNG_TRUE;
}
@@ -411,7 +374,7 @@ mngdec_settimer (mng_handle mng, mng_uint32 msecs)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
//mymng->delay = msecs;
GST_DEBUG ("set timer %d", msecs);
@@ -426,7 +389,7 @@ mngdec_processheader (mng_handle mng, mng_uint32 width, mng_uint32 height)
guint32 framecount;
guint32 ticks;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("process header %d %d", width, height);
@@ -445,10 +408,12 @@ mngdec_processheader (mng_handle mng, mng_uint32 width, mng_uint32 height)
mngdec->stride = ((width + 3) & ~3) * 4;
mngdec->height = height;
+#if 0
if (GST_PAD_LINK_FAILED (gst_pad_renegotiate (mngdec->srcpad))) {
GST_ELEMENT_ERROR (mngdec, CORE, NEGOTIATION, (NULL), (NULL));
return MNG_FALSE;
}
+#endif
mngdec->buffer_out =
gst_buffer_new_and_alloc (mngdec->height * mngdec->stride);
@@ -461,7 +426,7 @@ mngdec_getcanvasline (mng_handle mng, mng_uint32 line)
{
GstMngDec *mngdec;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
GST_DEBUG ("get canvas line %d", line);
@@ -476,7 +441,7 @@ mngdec_refresh (mng_handle mng, mng_uint32 x, mng_uint32 y,
GstMngDec *mngdec;
guint32 current;
- mngdec = GST_MNGDEC (mng_get_userdata (mng));
+ mngdec = GST_MNG_DEC (mng_get_userdata (mng));
current = mng_get_currentplaytime (mng);
@@ -484,16 +449,17 @@ mngdec_refresh (mng_handle mng, mng_uint32 x, mng_uint32 y,
if (h == mngdec->height) {
GstBuffer *out = gst_buffer_copy (mngdec->buffer_out);
- gst_pad_push (mngdec->srcpad, GST_DATA (out));
+ gst_pad_push (mngdec->srcpad, out);
}
return MNG_TRUE;
}
static GstStateChangeReturn
-gst_mngdec_change_state (GstElement * element, GstStateChange transition)
+gst_mng_dec_change_state (GstElement * element, GstStateChange transition)
{
- GstMngDec *mngdec = GST_MNGDEC (element);
+ GstStateChangeReturn ret;
+ GstMngDec *mngdec = GST_MNG_DEC (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
@@ -523,6 +489,13 @@ gst_mngdec_change_state (GstElement * element, GstStateChange transition)
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:
@@ -533,9 +506,5 @@ gst_mngdec_change_state (GstElement * element, GstStateChange transition)
default:
break;
}
-
- if (GST_ELEMENT_CLASS (parent_class)->change_state)
- return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
-
- return GST_STATE_CHANGE_SUCCESS;
+ return ret;
}