gdkpixbuf: remove pixbufscale code that was never ported

Don't think we'll need this again.

3 files changed, 0 insertions, 534 deletions

diff --git a/ext/gdk_pixbuf/Makefile.am b/ext/gdk_pixbuf/Makefile.am
index d8f407fa9..df8945354 100644
--- a/ext/gdk_pixbuf/Makefile.am
+++ b/ext/gdk_pixbuf/Makefile.am
@@ -1,7 +1,5 @@
 plugin_LTLIBRARIES = libgstgdkpixbuf.la
 
-# pixbufscale.[ch] - not sure the world needs this
-#
 # gstgdkanimation.[ch] - GdkPixbuf animations decode everything from the start,
 # which means it's easy to make us go OOM with manipulated input, disabled
 
diff --git a/ext/gdk_pixbuf/pixbufscale.c b/ext/gdk_pixbuf/pixbufscale.c
deleted file mode 100644
index bf3984097..000000000
--- a/ext/gdk_pixbuf/pixbufscale.c
+++ /dev/null
@@ -1,446 +0,0 @@
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2004> Jan Schmidt <thaytan@mad.scientist.com>
- * Copyright (C) <2004> Tim-Philipp Mueller <t.i.m@orange.net>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-#include <pixbufscale.h>
-#include <gst/video/video.h>
-#include <gdk-pixbuf/gdk-pixbuf.h>
-
-#define ROUND_UP_2(x)  (((x)+1)&~1)
-#define ROUND_UP_4(x)  (((x)+3)&~3)
-#define ROUND_UP_8(x)  (((x)+7)&~7)
-
-/* These match the ones gstvideoconvert uses (Tim) */
-#define GST_RGB24_ROWSTRIDE(width)    (ROUND_UP_4 ((width)*3))
-#define GST_RGB24_SIZE(width,height)  ((height)*GST_RGB24_ROWSTRIDE(width))
-
-
-GST_DEBUG_CATEGORY_STATIC (pixbufscale_debug);
-#define GST_CAT_DEFAULT pixbufscale_debug
-
-/* GstPixbufScale signals and args */
-enum
-{
-  /* FILL ME */
-  LAST_SIGNAL
-};
-
-enum
-{
-  ARG_0,
-  ARG_METHOD
-      /* FILL ME */
-};
-
-static GstStaticPadTemplate gst_pixbufscale_src_template =
-GST_STATIC_PAD_TEMPLATE ("src",
-    GST_PAD_SRC,
-    GST_PAD_ALWAYS,
-    GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGB"))
-    );
-
-static GstStaticPadTemplate gst_pixbufscale_sink_template =
-GST_STATIC_PAD_TEMPLATE ("sink",
-    GST_PAD_SINK,
-    GST_PAD_ALWAYS,
-    GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE ("RGB"))
-    );
-
-#define GST_TYPE_PIXBUFSCALE_METHOD (gst_pixbufscale_method_get_type())
-static GType
-gst_pixbufscale_method_get_type (void)
-{
-  static GType pixbufscale_method_type = 0;
-  static const GEnumValue pixbufscale_methods[] = {
-    {GST_PIXBUFSCALE_NEAREST, "0", "Nearest Neighbour"},
-    {GST_PIXBUFSCALE_TILES, "1", "Tiles"},
-    {GST_PIXBUFSCALE_BILINEAR, "2", "Bilinear"},
-    {GST_PIXBUFSCALE_HYPER, "3", "Hyper"},
-    {0, NULL, NULL},
-  };
-
-  if (!pixbufscale_method_type) {
-    pixbufscale_method_type =
-        g_enum_register_static ("GstPixbufScaleMethod", pixbufscale_methods);
-  }
-  return pixbufscale_method_type;
-}
-
-static void gst_pixbufscale_set_property (GObject * object, guint prop_id,
-    const GValue * value, GParamSpec * pspec);
-static void gst_pixbufscale_get_property (GObject * object, guint prop_id,
-    GValue * value, GParamSpec * pspec);
-
-static GstCaps *gst_pixbufscale_transform_caps (GstBaseTransform * trans,
-    GstPadDirection direction, GstCaps * caps, GstCaps * filter);
-static gboolean gst_pixbufscale_set_info (GstVideoFilter * filter,
-    GstCaps * in, GstVideoInfo * in_info, GstCaps * out,
-    GstVideoInfo * out_info);
-static GstCaps *gst_pixbufscale_fixate_caps (GstBaseTransform * base,
-    GstPadDirection direction, GstCaps * caps, GstCaps * othercaps);
-static GstFlowReturn gst_pixbufscale_transform_frame (GstVideoFilter * filter,
-    GstVideoFrame * in, GstVideoFrame * out);
-static gboolean gst_pixbufscale_handle_src_event (GstBaseTransform * trans,
-    GstEvent * event);
-
-#define gst_pixbufscale_parent_class parent_class
-G_DEFINE_TYPE (GstPixbufScale, gst_pixbufscale, GST_TYPE_VIDEO_FILTER);
-
-static void
-gst_pixbufscale_class_init (GstPixbufScaleClass * klass)
-{
-  GObjectClass *gobject_class;
-  GstElementClass *element_class;
-  GstBaseTransformClass *trans_class;
-  GstVideoFilterClass *filter_class;
-
-  gobject_class = (GObjectClass *) klass;
-  element_class = (GstElementClass *) klass;
-  trans_class = (GstBaseTransformClass *) klass;
-  filter_class = (GstVideoFilterClass *) klass;
-
-  gst_element_class_set_static_metadata (element_class,
-      "GdkPixbuf image scaler", "Filter/Effect/Video", "Resizes video",
-      "Jan Schmidt <thaytan@mad.scientist.com>, "
-      "Wim Taymans <wim.taymans@chello.be>, "
-      "Renato Filho <renato.filho@indt.org.br>");
-
-  gst_element_class_add_pad_template (element_class,
-      gst_static_pad_template_get (&gst_pixbufscale_src_template));
-  gst_element_class_add_pad_template (element_class,
-      gst_static_pad_template_get (&gst_pixbufscale_sink_template));
-
-  gobject_class->set_property = gst_pixbufscale_set_property;
-  gobject_class->get_property = gst_pixbufscale_get_property;
-
-  g_object_class_install_property (gobject_class,
-      ARG_METHOD,
-      g_param_spec_enum ("method", "method", "method",
-          GST_TYPE_PIXBUFSCALE_METHOD, GST_PIXBUFSCALE_BILINEAR,
-          G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
-
-  trans_class->transform_caps =
-      GST_DEBUG_FUNCPTR (gst_pixbufscale_transform_caps);
-  trans_class->fixate_caps = GST_DEBUG_FUNCPTR (gst_pixbufscale_fixate_caps);
-  trans_class->src_event = GST_DEBUG_FUNCPTR (gst_pixbufscale_handle_src_event);
-  trans_class->passthrough_on_same_caps = TRUE;
-
-  filter_class->set_info = GST_DEBUG_FUNCPTR (gst_pixbufscale_set_info);
-  filter_class->transform_frame =
-      GST_DEBUG_FUNCPTR (gst_pixbufscale_transform_frame);
-
-  parent_class = g_type_class_peek_parent (klass);
-}
-
-static void
-gst_pixbufscale_init (GstPixbufScale * pixbufscale)
-{
-  GST_DEBUG_OBJECT (pixbufscale, "_init");
-
-  pixbufscale->method = GST_PIXBUFSCALE_TILES;
-  pixbufscale->gdk_method = GDK_INTERP_TILES;
-}
-
-static void
-gst_pixbufscale_set_property (GObject * object, guint prop_id,
-    const GValue * value, GParamSpec * pspec)
-{
-  GstPixbufScale *src;
-
-  g_return_if_fail (GST_IS_PIXBUFSCALE (object));
-  src = GST_PIXBUFSCALE (object);
-
-  switch (prop_id) {
-    case ARG_METHOD:
-      src->method = g_value_get_enum (value);
-      switch (src->method) {
-        case GST_PIXBUFSCALE_NEAREST:
-          src->gdk_method = GDK_INTERP_NEAREST;
-          break;
-        case GST_PIXBUFSCALE_TILES:
-          src->gdk_method = GDK_INTERP_TILES;
-          break;
-        case GST_PIXBUFSCALE_BILINEAR:
-          src->gdk_method = GDK_INTERP_BILINEAR;
-          break;
-        case GST_PIXBUFSCALE_HYPER:
-          src->gdk_method = GDK_INTERP_HYPER;
-          break;
-      }
-      break;
-    default:
-      break;
-  }
-}
-
-static void
-gst_pixbufscale_get_property (GObject * object, guint prop_id, GValue * value,
-    GParamSpec * pspec)
-{
-  GstPixbufScale *src;
-
-  g_return_if_fail (GST_IS_PIXBUFSCALE (object));
-  src = GST_PIXBUFSCALE (object);
-
-  switch (prop_id) {
-    case ARG_METHOD:
-      g_value_set_enum (value, src->method);
-      break;
-    default:
-      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
-      break;
-  }
-}
-
-
-static GstCaps *
-gst_pixbufscale_transform_caps (GstBaseTransform * trans,
-    GstPadDirection direction, GstCaps * caps, GstCaps * filter)
-{
-  GstCaps *ret;
-  int i;
-
-  ret = gst_caps_copy (caps);
-
-  for (i = 0; i < gst_caps_get_size (ret); i++) {
-    GstStructure *structure = gst_caps_get_structure (ret, i);
-
-    gst_structure_set (structure,
-        "width", GST_TYPE_INT_RANGE, 16, 4096,
-        "height", GST_TYPE_INT_RANGE, 16, 4096, NULL);
-    gst_structure_remove_field (structure, "pixel-aspect-ratio");
-  }
-
-  if (filter) {
-    GstCaps *intersection;
-
-    intersection =
-        gst_caps_intersect_full (filter, ret, GST_CAPS_INTERSECT_FIRST);
-    gst_caps_unref (ret);
-    ret = intersection;
-  }
-
-  GST_DEBUG_OBJECT (trans, "returning caps: %" GST_PTR_FORMAT, ret);
-  return ret;
-}
-
-static gboolean
-gst_pixbufscale_set_info (GstVideoFilter * filter, GstCaps * in,
-    GstVideoInfo * in_info, GstCaps * out, GstVideoInfo * out_info)
-{
-  if (in_info->width == out_info->width && in_info->height == out_info->height) {
-    gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (filter), TRUE);
-  } else {
-    gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (filter), FALSE);
-  }
-
-  GST_DEBUG_OBJECT (filter, "from=%dx%d, size %" G_GSIZE_FORMAT
-      " -> to=%dx%d, size %" G_GSIZE_FORMAT,
-      in_info->width, in_info->height, in_info->size,
-      out_info->width, out_info->height, out_info->size);
-
-  return TRUE;
-}
-
-static GstCaps *
-gst_pixbufscale_fixate_caps (GstBaseTransform * base, GstPadDirection direction,
-    GstCaps * caps, GstCaps * othercaps)
-{
-  GstStructure *ins, *outs;
-  const GValue *from_par, *to_par;
-
-  othercaps = gst_caps_truncate (othercaps);
-  othercaps = gst_caps_make_writable (othercaps);
-
-  GST_DEBUG_OBJECT (base, "trying to fixate othercaps %" GST_PTR_FORMAT
-      " based on caps %" GST_PTR_FORMAT, othercaps, caps);
-
-  ins = gst_caps_get_structure (caps, 0);
-  outs = gst_caps_get_structure (othercaps, 0);
-
-  from_par = gst_structure_get_value (ins, "pixel-aspect-ratio");
-  to_par = gst_structure_get_value (outs, "pixel-aspect-ratio");
-
-  if (from_par && to_par) {
-    GValue to_ratio = { 0, };   /* w/h of output video */
-    int from_w, from_h, from_par_n, from_par_d, to_par_n, to_par_d;
-    int count = 0, w = 0, h = 0, num, den;
-
-    /* if both width and height are already fixed, we can't do anything
-     *      * about it anymore */
-    if (gst_structure_get_int (outs, "width", &w))
-      ++count;
-    if (gst_structure_get_int (outs, "height", &h))
-      ++count;
-    if (count == 2) {
-      GST_DEBUG_OBJECT (base, "dimensions already set to %dx%d, not fixating",
-          w, h);
-      goto done;
-    }
-
-    gst_structure_get_int (ins, "width", &from_w);
-    gst_structure_get_int (ins, "height", &from_h);
-    from_par_n = gst_value_get_fraction_numerator (from_par);
-    from_par_d = gst_value_get_fraction_denominator (from_par);
-    to_par_n = gst_value_get_fraction_numerator (to_par);
-    to_par_d = gst_value_get_fraction_denominator (to_par);
-
-    g_value_init (&to_ratio, GST_TYPE_FRACTION);
-    gst_value_set_fraction (&to_ratio, from_w * from_par_n * to_par_d,
-        from_h * from_par_d * to_par_n);
-    num = gst_value_get_fraction_numerator (&to_ratio);
-    den = gst_value_get_fraction_denominator (&to_ratio);
-    GST_DEBUG_OBJECT (base,
-        "scaling input with %dx%d and PAR %d/%d to output PAR %d/%d",
-        from_w, from_h, from_par_n, from_par_d, to_par_n, to_par_d);
-    GST_DEBUG_OBJECT (base,
-        "resulting output should respect ratio of %d/%d", num, den);
-
-    /* now find a width x height that respects this display ratio.
-     *      * prefer those that have one of w/h the same as the incoming video
-     *           * using wd / hd = num / den */
-
-    /* start with same height, because of interlaced video */
-    /* check hd / den is an integer scale factor, and scale wd with the PAR */
-    if (from_h % den == 0) {
-      GST_DEBUG_OBJECT (base, "keeping video height");
-      h = from_h;
-      w = h * num / den;
-    } else if (from_w % num == 0) {
-      GST_DEBUG_OBJECT (base, "keeping video width");
-      w = from_w;
-      h = w * den / num;
-    } else {
-      GST_DEBUG_OBJECT (base, "approximating but keeping video height");
-      h = from_h;
-      w = h * num / den;
-    }
-    GST_DEBUG_OBJECT (base, "scaling to %dx%d", w, h);
-    /* now fixate */
-    gst_structure_fixate_field_nearest_int (outs, "width", w);
-    gst_structure_fixate_field_nearest_int (outs, "height", h);
-  } else {
-    gint width, height;
-
-    if (gst_structure_get_int (ins, "width", &width)) {
-      if (gst_structure_has_field (outs, "width")) {
-        gst_structure_fixate_field_nearest_int (outs, "width", width);
-      }
-    }
-    if (gst_structure_get_int (ins, "height", &height)) {
-      if (gst_structure_has_field (outs, "height")) {
-        gst_structure_fixate_field_nearest_int (outs, "height", height);
-      }
-    }
-  }
-
-done:
-  GST_DEBUG_OBJECT (base, "fixated othercaps to %" GST_PTR_FORMAT, othercaps);
-
-  return othercaps;
-}
-
-static GstFlowReturn
-gst_pixbufscale_transform_frame (GstVideoFilter * filter,
-    GstVideoFrame * in, GstVideoFrame * out)
-{
-  GstPixbufScale *scale;
-  GdkPixbuf *src_pixbuf, *dest_pixbuf;
-
-  scale = GST_PIXBUFSCALE (filter);
-
-  src_pixbuf =
-      gdk_pixbuf_new_from_data (GST_VIDEO_FRAME_COMP_DATA (in, 0),
-      GDK_COLORSPACE_RGB, FALSE, 8, GST_VIDEO_FRAME_WIDTH (in),
-      GST_VIDEO_FRAME_HEIGHT (in),
-      GST_VIDEO_FRAME_COMP_STRIDE (in, 0), NULL, NULL);
-
-  dest_pixbuf =
-      gdk_pixbuf_new_from_data (GST_VIDEO_FRAME_COMP_DATA (out, 0),
-      GDK_COLORSPACE_RGB, FALSE, 8, GST_VIDEO_FRAME_WIDTH (out),
-      GST_VIDEO_FRAME_HEIGHT (out),
-      GST_VIDEO_FRAME_COMP_STRIDE (out, 0), NULL, NULL);
-
-  gdk_pixbuf_scale (src_pixbuf, dest_pixbuf, 0, 0,
-      GST_VIDEO_FRAME_WIDTH (out),
-      GST_VIDEO_FRAME_HEIGHT (out), 0, 0,
-      (double) GST_VIDEO_FRAME_WIDTH (out) / GST_VIDEO_FRAME_WIDTH (in),
-      (double) GST_VIDEO_FRAME_HEIGHT (out) / GST_VIDEO_FRAME_HEIGHT (in),
-      scale->gdk_method);
-
-  g_object_unref (src_pixbuf);
-  g_object_unref (dest_pixbuf);
-
-  return GST_FLOW_OK;
-}
-
-static gboolean
-gst_pixbufscale_handle_src_event (GstBaseTransform * trans, GstEvent * event)
-{
-  GstPixbufScale *pixbufscale;
-  gboolean ret;
-  double a;
-  GstStructure *structure;
-
-  pixbufscale = GST_PIXBUFSCALE (trans);
-
-  GST_DEBUG_OBJECT (pixbufscale, "handling %s event",
-      GST_EVENT_TYPE_NAME (event));
-
-  switch (GST_EVENT_TYPE (event)) {
-    case GST_EVENT_NAVIGATION:
-      event =
-          GST_EVENT (gst_mini_object_make_writable (GST_MINI_OBJECT (event)));
-
-      structure = (GstStructure *) gst_event_get_structure (event);
-      if (gst_structure_get_double (structure, "pointer_x", &a)) {
-        gst_structure_set (structure, "pointer_x", G_TYPE_DOUBLE,
-            a * pixbufscale->from_width / pixbufscale->to_width, NULL);
-      }
-      if (gst_structure_get_double (structure, "pointer_y", &a)) {
-        gst_structure_set (structure, "pointer_y", G_TYPE_DOUBLE,
-            a * pixbufscale->from_height / pixbufscale->to_height, NULL);
-      }
-      break;
-    default:
-      break;
-  }
-
-  ret = GST_BASE_TRANSFORM_CLASS (parent_class)->src_event (trans, event);
-
-  return ret;
-}
-
-gboolean
-pixbufscale_init (GstPlugin * plugin)
-{
-  if (!gst_element_register (plugin, "gdkpixbufscale", GST_RANK_NONE,
-          GST_TYPE_PIXBUFSCALE))
-    return FALSE;
-
-  GST_DEBUG_CATEGORY_INIT (pixbufscale_debug, "gdkpixbufscale", 0,
-      "pixbufscale element");
-
-  return TRUE;
-}
diff --git a/ext/gdk_pixbuf/pixbufscale.h b/ext/gdk_pixbuf/pixbufscale.h
deleted file mode 100644
index f01b36838..000000000
--- a/ext/gdk_pixbuf/pixbufscale.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/* GStreamer
- * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
- * Copyright (C) <2004> Jan Schmidt <thaytan@mad.scientist.com>
- * Copyright (C) <2004> Tim-Philipp Mueller <t.i.m@orange.net>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- */
-
-
-#ifndef __GST_PIXBUFSCALE_H__
-#define __GST_PIXBUFSCALE_H__
-
-#include <gst/gst.h>
-#include <gst/base/gstbasetransform.h>
-#include <gst/video/gstvideofilter.h>
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-
-G_BEGIN_DECLS
-
-#define GST_TYPE_PIXBUFSCALE			\
-  (gst_pixbufscale_get_type())
-#define GST_PIXBUFSCALE(obj)						\
-  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PIXBUFSCALE,GstPixbufScale))
-#define GST_PIXBUFSCALE_CLASS(klass)					\
-  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PIXBUFSCALE,GstPixbufScaleClass))
-#define GST_IS_PIXBUFSCALE(obj)					\
-  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PIXBUFSCALE))
-#define GST_IS_PIXBUFSCALE_CLASS(klass)				\
-  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PIXBUFSCALE))
-
-typedef enum {
-  GST_PIXBUFSCALE_NEAREST,
-  GST_PIXBUFSCALE_TILES,
-  GST_PIXBUFSCALE_BILINEAR,
-  GST_PIXBUFSCALE_HYPER
-} GstPixbufScaleMethod;
-
-
-typedef struct _GstPixbufScale GstPixbufScale;
-typedef struct _GstPixbufScaleClass GstPixbufScaleClass;
-
-struct _GstPixbufScale {
-  GstVideoFilter element;
-
-  /* video state */
-  gint to_width;
-  gint to_height;
-  gint from_width;
-  gint from_height;
-  gboolean passthru;
-
-  GstPixbufScaleMethod method;
-  GdkInterpType gdk_method;
-  
-  /* private */
-  gint from_buf_size;
-  gint from_stride;
-  gint to_buf_size;
-  gint to_stride;  
-};
-
-struct _GstPixbufScaleClass {
-  GstVideoFilterClass parent_class;
-};
-
-GType gst_pixbufscale_get_type(void);
-
-gboolean pixbufscale_init (GstPlugin * plugin);
-
-G_END_DECLS
-
-#endif /* __GST_PIXBUFSCALE_H__ */