diff options
author | David Schleef <ds@schleef.org> | 2003-11-08 02:52:41 +0000 |
---|---|---|
committer | David Schleef <ds@schleef.org> | 2003-11-08 02:52:41 +0000 |
commit | aee9dba783eb255ea9cf6bbecc2636ee33119092 (patch) | |
tree | 9a4286c36800b44fdb1575ebec974dd4fb8f6f91 /gst | |
parent | bd2c86e953767ebb957510ec6a4ea5859e568a46 (diff) |
much cleanup hacking made possible by plugin changes
Original commit message from CVS:
much cleanup hacking made possible by plugin changes
Diffstat (limited to 'gst')
-rw-r--r-- | gst/videofilter/gstvideobalance.c | 159 | ||||
-rw-r--r-- | gst/videofilter/gstvideofilter.c | 150 | ||||
-rw-r--r-- | gst/videofilter/gstvideofilter.h | 3 | ||||
-rw-r--r-- | gst/videofilter/gstvideoflip.c | 232 | ||||
-rw-r--r-- | gst/videofilter/gstvideoflip.h | 1 |
5 files changed, 202 insertions, 343 deletions
diff --git a/gst/videofilter/gstvideobalance.c b/gst/videofilter/gstvideobalance.c index 498e1e5a..842b3115 100644 --- a/gst/videofilter/gstvideobalance.c +++ b/gst/videofilter/gstvideobalance.c @@ -18,6 +18,11 @@ * Boston, MA 02111-1307, USA. */ +/* + * This file was (probably) generated from gstvideobalance.c, + * $Id$ + */ + #ifdef HAVE_CONFIG_H #include "config.h" #endif @@ -27,15 +32,6 @@ #include <string.h> #include <math.h> - -/* elementfactory information */ -static GstElementDetails videobalance_details = { - "Video Balance control", - "Filter/Video", - "Adjusts brightness, contrast, hue, saturation on a video stream", - "David Schleef <ds@schleef.org>" -}; - /* GstVideobalance signals and args */ enum { /* FILL ME */ @@ -51,9 +47,9 @@ enum { /* FILL ME */ }; -static void gst_videobalance_class_init (GstVideobalanceClass *klass); -static void gst_videobalance_base_init (GstVideobalanceClass *klass); -static void gst_videobalance_init (GstVideobalance *videobalance); +static void gst_videobalance_base_init (gpointer g_class); +static void gst_videobalance_class_init (gpointer g_class, gpointer class_data); +static void gst_videobalance_init (GTypeInstance *instance, gpointer g_class); static void gst_videobalance_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gst_videobalance_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); @@ -61,10 +57,6 @@ static void gst_videobalance_get_property (GObject *object, guint prop_id, GVal static void gst_videobalance_planar411(GstVideofilter *videofilter, void *dest, void *src); static void gst_videobalance_setup(GstVideofilter *videofilter); -static GstVideobalanceClass *this_class = NULL; -static GstVideofilterClass *parent_class = NULL; -static GstElementClass *element_class = NULL; - GType gst_videobalance_get_type (void) { @@ -73,16 +65,17 @@ gst_videobalance_get_type (void) if (!videobalance_type) { static const GTypeInfo videobalance_info = { sizeof(GstVideobalanceClass), - (GBaseInitFunc)gst_videobalance_base_init, + gst_videobalance_base_init, NULL, - (GClassInitFunc)gst_videobalance_class_init, + gst_videobalance_class_init, NULL, NULL, sizeof(GstVideobalance), 0, - (GInstanceInitFunc)gst_videobalance_init, + gst_videobalance_init, }; - videobalance_type = g_type_register_static(GST_TYPE_VIDEOFILTER, "GstVideobalance", &videobalance_info, 0); + videobalance_type = g_type_register_static(GST_TYPE_VIDEOFILTER, + "GstVideobalance", &videobalance_info, 0); } return videobalance_type; } @@ -91,129 +84,74 @@ static GstVideofilterFormat gst_videobalance_formats[] = { { "I420", 12, gst_videobalance_planar411, }, }; -static GstPadTemplate *gst_videobalance_sink_template_factory (void); -static GstPadTemplate *gst_videobalance_src_template_factory (void); - + static void -gst_videobalance_base_init (GstVideobalanceClass *klass) +gst_videobalance_base_init (gpointer g_class) { - GstElementClass *element_class = GST_ELEMENT_CLASS (klass); - - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videobalance_sink_template_factory)); - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videobalance_src_template_factory)); + static GstElementDetails videobalance_details = GST_ELEMENT_DETAILS ( + "Video Balance Control", + "Filter/Video", + "Adjusts brightness, contrast, hue, saturation on a video stream", + "David Schleef <ds@schleef.org>" + ); + GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + GstVideofilterClass *videofilter_class = GST_VIDEOFILTER_CLASS (g_class); + int i; + gst_element_class_set_details (element_class, &videobalance_details); + + for(i=0;i<G_N_ELEMENTS(gst_videobalance_formats);i++){ + gst_videofilter_class_add_format(videofilter_class, + gst_videobalance_formats + i); + } + + gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class)); } static void -gst_videobalance_class_init (GstVideobalanceClass *klass) +gst_videobalance_class_init (gpointer g_class, gpointer class_data) { GObjectClass *gobject_class; - GstElementClass *gstelement_class; - GstVideofilterClass *gstvideofilter_class; - int i; + GstVideofilterClass *videofilter_class; - gobject_class = (GObjectClass*)klass; - gstelement_class = (GstElementClass*)klass; - gstvideofilter_class = (GstVideofilterClass *)klass; + gobject_class = G_OBJECT_CLASS (g_class); + videofilter_class = GST_VIDEOFILTER_CLASS (g_class); - g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_CONTRAST, + g_object_class_install_property(gobject_class, ARG_CONTRAST, g_param_spec_double("contrast","Contrast","contrast", 0, 2, 1, G_PARAM_READWRITE)); - g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_BRIGHTNESS, + g_object_class_install_property(gobject_class, ARG_BRIGHTNESS, g_param_spec_double("brightness","Brightness","brightness", -1, 1, 0, G_PARAM_READWRITE)); - g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_HUE, + g_object_class_install_property(gobject_class, ARG_HUE, g_param_spec_double("hue","Hue","hue", -1, 1, 0, G_PARAM_READWRITE)); - g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SATURATION, + g_object_class_install_property(gobject_class, ARG_SATURATION, g_param_spec_double("saturation","Saturation","saturation", 0, 2, 1, G_PARAM_READWRITE)); - this_class = klass; - parent_class = g_type_class_ref(GST_TYPE_VIDEOFILTER); - element_class = g_type_class_ref(GST_TYPE_ELEMENT); - gobject_class->set_property = gst_videobalance_set_property; gobject_class->get_property = gst_videobalance_get_property; - gstvideofilter_class->setup = gst_videobalance_setup; - - for(i=0;i<G_N_ELEMENTS(gst_videobalance_formats);i++){ - gst_videofilter_class_add_format(gstvideofilter_class, - gst_videobalance_formats + i); - } -} - -static GstCaps *gst_videobalance_get_capslist(void) -{ - GstVideofilterClass *klass; - - klass = g_type_class_ref(GST_TYPE_VIDEOFILTER); - - return gst_videofilter_class_get_capslist(klass); -} - -static GstPadTemplate * -gst_videobalance_src_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videobalance_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps); - } - return templ; -} - -static GstPadTemplate * -gst_videobalance_sink_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videobalance_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SINK, GST_PAD_ALWAYS, caps); - } - return templ; + videofilter_class->setup = gst_videobalance_setup; } static void -gst_videobalance_init (GstVideobalance *videobalance) +gst_videobalance_init (GTypeInstance *instance, gpointer g_class) { + GstVideobalance *videobalance = GST_VIDEOBALANCE (instance); GstVideofilter *videofilter; GST_DEBUG("gst_videobalance_init"); videofilter = GST_VIDEOFILTER(videobalance); - videofilter->sinkpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (gst_videobalance_sink_template_factory), - "sink"); - - videofilter->srcpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (gst_videobalance_src_template_factory), - "src"); - + /* do stuff */ videobalance->contrast = 1; videobalance->brightness = 0; videobalance->saturation = 1; videobalance->hue = 0; - gst_videofilter_postinit(GST_VIDEOFILTER(videobalance)); } static void @@ -277,8 +215,8 @@ static gboolean plugin_init (GstPlugin *plugin) if(!gst_library_load("gstvideofilter")) return FALSE; - return gst_element_register(plugin, "videobalance", - GST_RANK_NONE, GST_TYPE_VIDEOBALANCE); + return gst_element_register (plugin, "videobalance", GST_RANK_NONE, + GST_TYPE_VIDEOBALANCE); } GST_PLUGIN_DEFINE ( @@ -288,7 +226,7 @@ GST_PLUGIN_DEFINE ( "Changes hue, saturation, brightness etc. on video images", plugin_init, VERSION, - "LGPL", + GST_LICENSE, GST_COPYRIGHT, GST_PACKAGE, GST_ORIGIN @@ -301,6 +239,8 @@ static void gst_videobalance_setup(GstVideofilter *videofilter) g_return_if_fail(GST_IS_VIDEOBALANCE(videofilter)); videobalance = GST_VIDEOBALANCE(videofilter); + /* if any setup needs to be done, do it here */ + } static void gst_videobalance_planar411(GstVideofilter *videofilter, @@ -373,5 +313,6 @@ static void gst_videobalance_planar411(GstVideofilter *videofilter, } } } + } diff --git a/gst/videofilter/gstvideofilter.c b/gst/videofilter/gstvideofilter.c index 3eb92f9a..b388aab2 100644 --- a/gst/videofilter/gstvideofilter.c +++ b/gst/videofilter/gstvideofilter.c @@ -27,16 +27,6 @@ -#if 0 -/* elementfactory information */ -static GstElementDetails videofilter_details = { - "Video scaler", - "Filter/Video", - "Resizes video", - "David Schleef <ds@schleef.org>" -}; -#endif - /* GstVideofilter signals and args */ enum { /* FILL ME */ @@ -49,9 +39,9 @@ enum { /* FILL ME */ }; -static void gst_videofilter_base_init (GstVideofilterClass *klass); -static void gst_videofilter_class_init (GstVideofilterClass *klass); -static void gst_videofilter_init (GstVideofilter *videofilter); +static void gst_videofilter_base_init (gpointer g_class); +static void gst_videofilter_class_init (gpointer g_class, gpointer class_data); +static void gst_videofilter_init (GTypeInstance *instance, gpointer g_class); static void gst_videofilter_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gst_videofilter_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); @@ -70,14 +60,14 @@ gst_videofilter_get_type (void) if (!videofilter_type) { static const GTypeInfo videofilter_info = { sizeof(GstVideofilterClass), - (GBaseInitFunc)gst_videofilter_base_init, + gst_videofilter_base_init, NULL, - (GClassInitFunc)gst_videofilter_class_init, + gst_videofilter_class_init, NULL, NULL, sizeof(GstVideofilter), 0, - (GInstanceInitFunc)gst_videofilter_init, + gst_videofilter_init, }; videofilter_type = g_type_register_static(GST_TYPE_ELEMENT, "GstVideofilter", &videofilter_info, G_TYPE_FLAG_ABSTRACT); @@ -85,26 +75,29 @@ gst_videofilter_get_type (void) return videofilter_type; } -static void gst_videofilter_base_init (GstVideofilterClass *klass) +static void gst_videofilter_base_init (gpointer g_class) { - klass->formats = g_ptr_array_new(); - -#if 0 + static GstElementDetails videofilter_details = { + "Video scaler", + "Filter/Video", + "Resizes video", + "David Schleef <ds@schleef.org>" + }; + GstVideofilterClass *klass = (GstVideofilterClass *) g_class; GstElementClass *element_class = GST_ELEMENT_CLASS (klass); - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videofilter_sink_template_factory)); - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videofilter_src_template_factory)); + klass->formats = g_ptr_array_new(); + gst_element_class_set_details (element_class, &videofilter_details); -#endif } -static void gst_videofilter_class_init (GstVideofilterClass *klass) +static void gst_videofilter_class_init (gpointer g_class, gpointer class_data) { GObjectClass *gobject_class; GstElementClass *gstelement_class; + GstVideofilterClass *klass; + klass = (GstVideofilterClass *)g_class; gobject_class = (GObjectClass*)klass; gstelement_class = (GstElementClass*)klass; @@ -114,44 +107,6 @@ static void gst_videofilter_class_init (GstVideofilterClass *klass) gobject_class->get_property = gst_videofilter_get_property; } -#if 0 -static GstPadTemplate * -gst_videofilter_src_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videofilter_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps); - } - return templ; -} - -static GstPadTemplate * -gst_videofilter_sink_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videofilter_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SINK, GST_PAD_ALWAYS, caps); - } - return templ; -} -#endif - static GstCaps *gst_videofilter_format_get_caps(GstVideofilterFormat *format) { unsigned int fourcc; @@ -347,34 +302,49 @@ gst_videofilter_sink_link (GstPad *pad, GstCaps *caps) } static void -gst_videofilter_init (GstVideofilter *videofilter) +gst_videofilter_init (GTypeInstance *instance, gpointer g_class) { + GstVideofilter *videofilter = GST_VIDEOFILTER (instance); + GstPadTemplate *pad_template; + GST_DEBUG("gst_videofilter_init"); -} + { + GList *list; + + list = gst_element_class_get_pad_template_list (GST_ELEMENT_CLASS(g_class)); +g_print("getting pad templates from %s\n", + g_type_name(G_TYPE_FROM_CLASS(g_class))); + g_print("pad template list:"); + while(list){ + GstPadTemplate *padtempl = (GstPadTemplate*) list->data; + g_print(" %p \"%s\",", padtempl, padtempl->name_template); + list = g_list_next(list); + } + g_print("\n"); + } -void -gst_videofilter_postinit (GstVideofilter *videofilter) -{ - /* sinkpad and srcpad should be inited by subclass */ - /* FIXME */ - //videofilter->sinkpad = NULL; + pad_template = gst_element_class_get_pad_template(GST_ELEMENT_CLASS(g_class), + "sink"); + g_return_if_fail(pad_template != NULL); + videofilter->sinkpad = gst_pad_new_from_template(pad_template, "sink"); gst_element_add_pad(GST_ELEMENT(videofilter),videofilter->sinkpad); gst_pad_set_chain_function(videofilter->sinkpad,gst_videofilter_chain); gst_pad_set_link_function(videofilter->sinkpad,gst_videofilter_sink_link); gst_pad_set_getcaps_function(videofilter->sinkpad,gst_videofilter_sink_getcaps); - /* FIXME */ - //videofilter->srcpad = NULL; + pad_template = gst_element_class_get_pad_template(GST_ELEMENT_CLASS(g_class), + "src"); + g_return_if_fail(pad_template != NULL); + videofilter->srcpad = gst_pad_new_from_template(pad_template, "src"); gst_element_add_pad(GST_ELEMENT(videofilter),videofilter->srcpad); gst_pad_set_link_function(videofilter->srcpad,gst_videofilter_src_link); - //gst_pad_set_getcaps_function(videofilter->srcpad,gst_videofilter_getcaps); + //gst_pad_set_getcaps_function(videofilter->srcpad,gst_videofilter_src_getcaps); videofilter->inited = FALSE; } - static void gst_videofilter_chain (GstPad *pad, GstData *_data) { @@ -574,14 +544,32 @@ void gst_videofilter_class_add_format(GstVideofilterClass *videofilterclass, g_ptr_array_add(videofilterclass->formats, format); } +void gst_videofilter_class_add_pad_templates (GstVideofilterClass *videofilter_class) +{ + GstCaps *caps; + GstElementClass *element_class = GST_ELEMENT_CLASS (videofilter_class); + +g_print("adding pad templates to %s\n",g_type_name(G_TYPE_FROM_CLASS(videofilter_class))); + + caps = GST_CAPS_NEW("src","video/x-raw-yuv", + "width", GST_PROPS_INT_RANGE (0, G_MAXINT), + "height", GST_PROPS_INT_RANGE (0, G_MAXINT), + "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); + + gst_element_class_add_pad_template (element_class, + GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, + gst_caps_intersect(caps, + gst_videofilter_class_get_capslist (videofilter_class)))); + + gst_element_class_add_pad_template (element_class, + GST_PAD_TEMPLATE_NEW("sink", GST_PAD_SINK, GST_PAD_ALWAYS, + gst_caps_intersect(caps, + gst_videofilter_class_get_capslist (videofilter_class)))); +} + static gboolean plugin_init (GstPlugin *plugin) { -#if 0 - return gst_element_register(plugin, "videofilter", - GST_RANK_NONE, GST_TYPE_VIDEOFILTER); -#endif - return TRUE; } diff --git a/gst/videofilter/gstvideofilter.h b/gst/videofilter/gstvideofilter.h index fa708328..63f96920 100644 --- a/gst/videofilter/gstvideofilter.h +++ b/gst/videofilter/gstvideofilter.h @@ -98,10 +98,9 @@ GstVideofilterFormat *gst_videofilter_find_format_by_caps(GstVideofilter *filter GstCaps *caps); GstCaps *gst_videofilter_class_get_capslist(GstVideofilterClass *videofilterclass); -void gst_videofilter_postinit(GstVideofilter *videofilter); - void gst_videofilter_class_add_format(GstVideofilterClass *videofilterclass, GstVideofilterFormat *format); +void gst_videofilter_class_add_pad_templates (GstVideofilterClass *videofilterclass); G_END_DECLS diff --git a/gst/videofilter/gstvideoflip.c b/gst/videofilter/gstvideoflip.c index 375d3040..307f2f24 100644 --- a/gst/videofilter/gstvideoflip.c +++ b/gst/videofilter/gstvideoflip.c @@ -18,27 +18,19 @@ * Boston, MA 02111-1307, USA. */ +/* + * This file was (probably) generated from gstvideoflip.c, + * $Id$ + */ -/*#define DEBUG_ENABLED */ #ifdef HAVE_CONFIG_H #include "config.h" #endif -#include <gstvideoflip.h> -#include <stdlib.h> -#include <math.h> +/*#define DEBUG_ENABLED */ +#include <gstvideoflip.h> #include <string.h> - - -/* elementfactory information */ -static GstElementDetails videoflip_details = { - "Video flipper", - "Filter/Video", - "Flips and rotates video", - "David Schleef <ds@schleef.org>" -}; - /* GstVideoflip signals and args */ enum { /* FILL ME */ @@ -51,9 +43,9 @@ enum { /* FILL ME */ }; -static void gst_videoflip_class_init (GstVideoflipClass *klass); -static void gst_videoflip_base_init (GstVideoflipClass *klass); -static void gst_videoflip_init (GstVideoflip *videoflip); +static void gst_videoflip_base_init (gpointer g_class); +static void gst_videoflip_class_init (gpointer g_class, gpointer class_data); +static void gst_videoflip_init (GTypeInstance *instance, gpointer g_class); static void gst_videoflip_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gst_videoflip_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); @@ -61,10 +53,6 @@ static void gst_videoflip_get_property (GObject *object, guint prop_id, GValue static void gst_videoflip_planar411(GstVideofilter *videofilter, void *dest, void *src); static void gst_videoflip_setup(GstVideofilter *videofilter); -static GstVideoflipClass *this_class = NULL; -static GstVideofilterClass *parent_class = NULL; -static GstElementClass *element_class = NULL; - #define GST_TYPE_VIDEOFLIP_METHOD (gst_videoflip_method_get_type()) static GType @@ -72,19 +60,19 @@ gst_videoflip_method_get_type(void) { static GType videoflip_method_type = 0; static GEnumValue videoflip_methods[] = { - { GST_VIDEOFLIP_METHOD_IDENTITY, "0", "Identity (no rotation)" }, - { GST_VIDEOFLIP_METHOD_90R, "1", "Rotate clockwise 90 degrees" }, - { GST_VIDEOFLIP_METHOD_180, "2", "Rotate 180 degrees" }, - { GST_VIDEOFLIP_METHOD_90L, "3", "Rotate counter-clockwise 90 degrees" }, - { GST_VIDEOFLIP_METHOD_HORIZ, "4", "Flip horizontally" }, - { GST_VIDEOFLIP_METHOD_VERT, "5", "Flip vertically" }, - { GST_VIDEOFLIP_METHOD_TRANS, "6", "Flip across upper left/lower right diagonal" }, - { GST_VIDEOFLIP_METHOD_OTHER, "7", "Flip across upper right/lower left diagonal" }, + { GST_VIDEOFLIP_METHOD_IDENTITY, "0", "Identity (no rotation)" }, + { GST_VIDEOFLIP_METHOD_90R, "1", "Rotate clockwise 90 degrees" }, + { GST_VIDEOFLIP_METHOD_180, "2", "Rotate 180 degrees" }, + { GST_VIDEOFLIP_METHOD_90L, "3", "Rotate counter-clockwise 90 degrees" }, + { GST_VIDEOFLIP_METHOD_HORIZ, "4", "Flip horizontally" }, + { GST_VIDEOFLIP_METHOD_VERT, "5", "Flip vertically" }, + { GST_VIDEOFLIP_METHOD_TRANS, "6", "Flip across upper left/lower right diagonal" }, + { GST_VIDEOFLIP_METHOD_OTHER, "7", "Flip across upper right/lower left diagonal" }, { 0, NULL, NULL }, }; if(!videoflip_method_type){ videoflip_method_type = g_enum_register_static("GstVideoflipMethod", - videoflip_methods); + videoflip_methods); } return videoflip_method_type; } @@ -97,16 +85,17 @@ gst_videoflip_get_type (void) if (!videoflip_type) { static const GTypeInfo videoflip_info = { sizeof(GstVideoflipClass), - (GBaseInitFunc)gst_videoflip_base_init, + gst_videoflip_base_init, NULL, - (GClassInitFunc)gst_videoflip_class_init, + gst_videoflip_class_init, NULL, NULL, sizeof(GstVideoflip), 0, - (GInstanceInitFunc)gst_videoflip_init, + gst_videoflip_init, }; - videoflip_type = g_type_register_static(GST_TYPE_VIDEOFILTER, "GstVideoflip", &videoflip_info, 0); + videoflip_type = g_type_register_static(GST_TYPE_VIDEOFILTER, + "GstVideoflip", &videoflip_info, 0); } return videoflip_type; } @@ -118,133 +107,77 @@ static GstVideofilterFormat gst_videoflip_formats[] = { { "IYUV", 12, gst_videoflip_planar411, }, }; -static GstPadTemplate *gst_videoflip_sink_template_factory (void); -static GstPadTemplate *gst_videoflip_src_template_factory (void); - static void -gst_videoflip_base_init (GstVideoflipClass *klass) +gst_videoflip_base_init (gpointer g_class) { - GstElementClass *element_class = GST_ELEMENT_CLASS (klass); - - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videoflip_sink_template_factory)); - gst_element_class_add_pad_template (element_class, - GST_PAD_TEMPLATE_GET (gst_videoflip_src_template_factory)); + static GstElementDetails videoflip_details = GST_ELEMENT_DETAILS ( + "Video Flipper", + "Filter/Video", + "Flips and rotates video", + "David Schleef <ds@schleef.org>" + ); + GstElementClass *element_class = GST_ELEMENT_CLASS (g_class); + GstVideofilterClass *videofilter_class = GST_VIDEOFILTER_CLASS (g_class); + int i; + gst_element_class_set_details (element_class, &videoflip_details); + + for(i=0;i<G_N_ELEMENTS(gst_videoflip_formats);i++){ + gst_videofilter_class_add_format(videofilter_class, + gst_videoflip_formats + i); + } + + gst_videofilter_class_add_pad_templates (GST_VIDEOFILTER_CLASS (g_class)); } static void -gst_videoflip_class_init (GstVideoflipClass *klass) +gst_videoflip_class_init (gpointer g_class, gpointer class_data) { GObjectClass *gobject_class; - GstElementClass *gstelement_class; - GstVideofilterClass *gstvideofilter_class; - int i; + GstVideofilterClass *videofilter_class; - gobject_class = (GObjectClass*)klass; - gstelement_class = (GstElementClass*)klass; - gstvideofilter_class = (GstVideofilterClass *)klass; + gobject_class = G_OBJECT_CLASS (g_class); + videofilter_class = GST_VIDEOFILTER_CLASS (g_class); - g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_METHOD, + g_object_class_install_property(gobject_class, ARG_METHOD, g_param_spec_enum("method","method","method", GST_TYPE_VIDEOFLIP_METHOD, GST_VIDEOFLIP_METHOD_90R, G_PARAM_READWRITE)); - this_class = klass; - parent_class = g_type_class_ref(GST_TYPE_VIDEOFILTER); - element_class = g_type_class_ref(GST_TYPE_ELEMENT); - gobject_class->set_property = gst_videoflip_set_property; gobject_class->get_property = gst_videoflip_get_property; - gstvideofilter_class->setup = gst_videoflip_setup; - - for(i=0;i<G_N_ELEMENTS(gst_videoflip_formats);i++){ - gst_videofilter_class_add_format(gstvideofilter_class, - gst_videoflip_formats + i); - } -} - -static GstCaps *gst_videoflip_get_capslist(void) -{ - GstVideofilterClass *klass; - - klass = g_type_class_ref(GST_TYPE_VIDEOFILTER); - - return gst_videofilter_class_get_capslist(klass); -} - -static GstPadTemplate * -gst_videoflip_src_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("src","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videoflip_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, caps); - } - return templ; -} - -static GstPadTemplate * -gst_videoflip_sink_template_factory(void) -{ - static GstPadTemplate *templ = NULL; - - if(!templ){ - GstCaps *caps = GST_CAPS_NEW("sink","video/x-raw-yuv", - "width", GST_PROPS_INT_RANGE (0, G_MAXINT), - "height", GST_PROPS_INT_RANGE (0, G_MAXINT), - "framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT)); - - caps = gst_caps_intersect(caps, gst_videoflip_get_capslist ()); - - templ = GST_PAD_TEMPLATE_NEW("src", GST_PAD_SINK, GST_PAD_ALWAYS, caps); - } - return templ; + videofilter_class->setup = gst_videoflip_setup; } static void -gst_videoflip_init (GstVideoflip *videoflip) +gst_videoflip_init (GTypeInstance *instance, gpointer g_class) { + GstVideoflip *videoflip = GST_VIDEOFLIP (instance); GstVideofilter *videofilter; - GST_DEBUG ("gst_videoflip_init"); + GST_DEBUG("gst_videoflip_init"); videofilter = GST_VIDEOFILTER(videoflip); - videofilter->sinkpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (gst_videoflip_sink_template_factory), - "sink"); - - videofilter->srcpad = gst_pad_new_from_template ( - GST_PAD_TEMPLATE_GET (gst_videoflip_src_template_factory), - "src"); - - gst_videofilter_postinit(GST_VIDEOFILTER(videoflip)); + /* do stuff */ } static void gst_videoflip_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { - GstVideoflip *videoflip; + GstVideoflip *src; /* it's not null if we got it, but it might not be ours */ g_return_if_fail(GST_IS_VIDEOFLIP(object)); - videoflip = GST_VIDEOFLIP(object); + src = GST_VIDEOFLIP(object); - GST_DEBUG ("gst_videoflip_set_property"); + GST_DEBUG("gst_videoflip_set_property"); switch (prop_id) { case ARG_METHOD: - videoflip->method = g_value_get_enum (value); + src->method = g_value_get_enum (value); /* FIXME is this ok? (threading issues) */ - gst_videoflip_setup(GST_VIDEOFILTER(videoflip)); + gst_videoflip_setup(GST_VIDEOFILTER(src)); break; default: break; @@ -254,15 +187,15 @@ gst_videoflip_set_property (GObject *object, guint prop_id, const GValue *value, static void gst_videoflip_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { - GstVideoflip *videoflip; + GstVideoflip *src; /* it's not null if we got it, but it might not be ours */ g_return_if_fail(GST_IS_VIDEOFLIP(object)); - videoflip = GST_VIDEOFLIP(object); + src = GST_VIDEOFLIP(object); switch (prop_id) { case ARG_METHOD: - g_value_set_enum (value, videoflip->method); + g_value_set_enum (value, src->method); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); @@ -275,24 +208,23 @@ static gboolean plugin_init (GstPlugin *plugin) if(!gst_library_load("gstvideofilter")) return FALSE; - return gst_element_register(plugin, "videoflip", - GST_RANK_NONE, GST_TYPE_VIDEOFLIP); + return gst_element_register (plugin, "videoflip", GST_RANK_NONE, + GST_TYPE_VIDEOFLIP); } GST_PLUGIN_DEFINE ( GST_VERSION_MAJOR, GST_VERSION_MINOR, "videoflip", - "Flips video", + "Flips and rotates video", plugin_init, VERSION, - "LGPL", + GST_LICENSE, GST_COPYRIGHT, GST_PACKAGE, GST_ORIGIN ) - static void gst_videoflip_flip(GstVideoflip *videoflip, unsigned char *dest, unsigned char *src, int sw, int sh, int dw, int dh); @@ -332,9 +264,9 @@ static void gst_videoflip_setup (GstVideofilter *videofilter) } GST_DEBUG ("format=%p \"%s\" from %dx%d to %dx%d", - videofilter->format, videofilter->format->fourcc, - from_width, from_height, - videofilter->to_width, videofilter->to_height); + videofilter->format, videofilter->format->fourcc, + from_width, from_height, + videofilter->to_width, videofilter->to_height); if(videoflip->method == GST_VIDEOFLIP_METHOD_IDENTITY){ GST_DEBUG ("videoflip: using passthru"); @@ -344,9 +276,9 @@ static void gst_videoflip_setup (GstVideofilter *videofilter) } videofilter->from_buf_size = (videofilter->from_width * videofilter->from_height - * videofilter->format->depth) / 8; + * videofilter->format->depth) / 8; videofilter->to_buf_size = (videofilter->to_width * videofilter->to_height - * videofilter->format->depth) / 8; + * videofilter->format->depth) / 8; videofilter->inited = TRUE; } @@ -398,50 +330,50 @@ gst_videoflip_flip(GstVideoflip *videoflip, unsigned char *dest, case GST_VIDEOFLIP_METHOD_90R: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[(sh - 1 - x)*sw + y]; - } + dest[y*dw + x] = src[(sh - 1 - x)*sw + y]; + } } break; case GST_VIDEOFLIP_METHOD_90L: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[x*sw + (sw - 1 - y)]; - } + dest[y*dw + x] = src[x*sw + (sw - 1 - y)]; + } } break; case GST_VIDEOFLIP_METHOD_180: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[(sh - 1 - y)*sw + (sw - 1 - x)]; - } + dest[y*dw + x] = src[(sh - 1 - y)*sw + (sw - 1 - x)]; + } } break; case GST_VIDEOFLIP_METHOD_HORIZ: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[y*sw + (sw - 1 - x)]; - } + dest[y*dw + x] = src[y*sw + (sw - 1 - x)]; + } } break; case GST_VIDEOFLIP_METHOD_VERT: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[(sh - 1 - y)*sw + x]; - } + dest[y*dw + x] = src[(sh - 1 - y)*sw + x]; + } } break; case GST_VIDEOFLIP_METHOD_TRANS: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[x*sw + y]; - } + dest[y*dw + x] = src[x*sw + y]; + } } break; case GST_VIDEOFLIP_METHOD_OTHER: for(y=0;y<dh;y++){ for(x=0;x<dw;x++){ - dest[y*dw + x] = src[(sh - 1 - x)*sw + (sw - 1 - y)]; - } + dest[y*dw + x] = src[(sh - 1 - x)*sw + (sw - 1 - y)]; + } } break; default: diff --git a/gst/videofilter/gstvideoflip.h b/gst/videofilter/gstvideoflip.h index b6aad296..83b37718 100644 --- a/gst/videofilter/gstvideoflip.h +++ b/gst/videofilter/gstvideoflip.h @@ -40,7 +40,6 @@ typedef enum { GST_VIDEOFLIP_METHOD_OTHER, } GstVideoflipMethod; - #define GST_TYPE_VIDEOFLIP \ (gst_videoflip_get_type()) #define GST_VIDEOFLIP(obj) \ |