diff options
Diffstat (limited to 'ext/libmng/gstmngdec.c')
-rw-r--r-- | ext/libmng/gstmngdec.c | 203 |
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; } |