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b99ecc78ca
GLib guarantees libintl is always present, using proxy-libintl as last resort. There is no need to mock gettex API any more. This fix static build on Windows because G_INTL_STATIC_COMPILATION must be defined before including libintl.h, and glib does it for us as part as including glib.h. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2028>
221 lines
6.6 KiB
C
221 lines
6.6 KiB
C
/* GStreamer
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* Copyright (C) <2011> Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstplaysinkvideoconvert.h"
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#include <gst/pbutils/pbutils.h>
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#include <glib/gi18n-lib.h>
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GST_DEBUG_CATEGORY_STATIC (gst_play_sink_video_convert_debug);
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#define GST_CAT_DEFAULT gst_play_sink_video_convert_debug
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#define parent_class gst_play_sink_video_convert_parent_class
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G_DEFINE_TYPE (GstPlaySinkVideoConvert, gst_play_sink_video_convert,
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GST_TYPE_PLAY_SINK_CONVERT_BIN);
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enum
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{
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PROP_0,
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PROP_USE_CONVERTERS,
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PROP_USE_BALANCE,
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};
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static gboolean
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gst_play_sink_video_convert_add_conversion_elements (GstPlaySinkVideoConvert *
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self)
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{
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GstPlaySinkConvertBin *cbin = GST_PLAY_SINK_CONVERT_BIN (self);
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GstElement *el, *prev = NULL;
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g_assert (cbin->conversion_elements == NULL);
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GST_DEBUG_OBJECT (self,
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"Building video conversion with use-converters %d, use-balance %d",
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self->use_converters, self->use_balance);
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if (self->use_converters) {
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el = gst_play_sink_convert_bin_add_conversion_element_factory (cbin,
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COLORSPACE, "conv");
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if (el)
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prev = el;
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el = gst_play_sink_convert_bin_add_conversion_element_factory (cbin,
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"videoscale", "scale");
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if (el) {
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/* Add black borders if necessary to keep the DAR */
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g_object_set (el, "add-borders", TRUE, NULL);
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if (prev) {
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if (!gst_element_link_pads_full (prev, "src", el, "sink",
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GST_PAD_LINK_CHECK_TEMPLATE_CAPS))
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goto link_failed;
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}
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prev = el;
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}
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}
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if (self->use_balance && self->balance) {
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el = self->balance;
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gst_play_sink_convert_bin_add_conversion_element (cbin, el);
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if (prev) {
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if (!gst_element_link_pads_full (prev, "src", el, "sink",
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GST_PAD_LINK_CHECK_TEMPLATE_CAPS))
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goto link_failed;
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}
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prev = el;
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el = gst_play_sink_convert_bin_add_conversion_element_factory (cbin,
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COLORSPACE, "conv2");
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if (prev) {
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if (!gst_element_link_pads_full (prev, "src", el, "sink",
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GST_PAD_LINK_CHECK_TEMPLATE_CAPS))
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goto link_failed;
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}
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if (el)
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prev = el;
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}
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return TRUE;
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link_failed:
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return FALSE;
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}
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static void
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gst_play_sink_video_convert_finalize (GObject * object)
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{
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GstPlaySinkVideoConvert *self = GST_PLAY_SINK_VIDEO_CONVERT_CAST (object);
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if (self->balance)
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gst_object_unref (self->balance);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static void
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gst_play_sink_video_convert_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstPlaySinkVideoConvert *self = GST_PLAY_SINK_VIDEO_CONVERT_CAST (object);
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gboolean v, changed = FALSE;
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GST_PLAY_SINK_CONVERT_BIN_LOCK (self);
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switch (prop_id) {
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case PROP_USE_CONVERTERS:
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v = g_value_get_boolean (value);
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if (v != self->use_converters) {
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self->use_converters = v;
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changed = TRUE;
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}
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break;
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case PROP_USE_BALANCE:
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v = g_value_get_boolean (value);
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if (v != self->use_balance) {
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self->use_balance = v;
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changed = TRUE;
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}
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break;
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default:
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break;
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}
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if (changed) {
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GstPlaySinkConvertBin *cbin = GST_PLAY_SINK_CONVERT_BIN (self);
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GST_DEBUG_OBJECT (self, "Rebuilding converter bin");
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gst_play_sink_convert_bin_remove_elements (cbin);
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gst_play_sink_video_convert_add_conversion_elements (self);
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gst_play_sink_convert_bin_add_identity (cbin);
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gst_play_sink_convert_bin_cache_converter_caps (cbin);
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}
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GST_PLAY_SINK_CONVERT_BIN_UNLOCK (self);
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}
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static void
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gst_play_sink_video_convert_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstPlaySinkVideoConvert *self = GST_PLAY_SINK_VIDEO_CONVERT_CAST (object);
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GST_PLAY_SINK_CONVERT_BIN_LOCK (self);
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switch (prop_id) {
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case PROP_USE_CONVERTERS:
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g_value_set_boolean (value, self->use_converters);
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break;
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case PROP_USE_BALANCE:
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g_value_set_boolean (value, self->use_balance);
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break;
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default:
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break;
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}
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GST_PLAY_SINK_CONVERT_BIN_UNLOCK (self);
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}
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static void
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gst_play_sink_video_convert_class_init (GstPlaySinkVideoConvertClass * klass)
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{
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GObjectClass *gobject_class;
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GstElementClass *gstelement_class;
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GST_DEBUG_CATEGORY_INIT (gst_play_sink_video_convert_debug,
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"playsinkvideoconvert", 0, "play bin");
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gobject_class->finalize = gst_play_sink_video_convert_finalize;
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gobject_class->set_property = gst_play_sink_video_convert_set_property;
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gobject_class->get_property = gst_play_sink_video_convert_get_property;
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g_object_class_install_property (gobject_class, PROP_USE_CONVERTERS,
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g_param_spec_boolean ("use-converters", "Use converters",
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"Whether to use conversion elements", FALSE,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_USE_BALANCE,
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g_param_spec_boolean ("use-balance", "Use balance",
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"Whether to use a videobalance element", FALSE,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gst_element_class_set_static_metadata (gstelement_class,
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"Player Sink Video Converter", "Video/Bin/Converter",
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"Convenience bin for video conversion",
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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}
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static void
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gst_play_sink_video_convert_init (GstPlaySinkVideoConvert * self)
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{
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GstPlaySinkConvertBin *cbin = GST_PLAY_SINK_CONVERT_BIN (self);
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cbin->audio = FALSE;
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/* FIXME: Only create this on demand but for now we need
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* it to always exist because of playsink's color balance
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* proxying logic.
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*/
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self->balance = gst_element_factory_make ("videobalance", "videobalance");
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if (self->balance)
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gst_object_ref_sink (self->balance);
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gst_play_sink_video_convert_add_conversion_elements (self);
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gst_play_sink_convert_bin_cache_converter_caps (cbin);
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}
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