#include <gst/gst-i18n-plugin.h>
#include <gst/pbutils/pbutils.h>
+#include <gst/video/video.h>
#include "gstplaysink.h"
-#include "gstscreenshot.h"
#include "gststreamsynchronizer.h"
GST_DEBUG_CATEGORY_STATIC (gst_play_sink_debug);
static void update_av_offset (GstPlaySink * playsink);
+void
+gst_play_marshal_BUFFER__BOXED (GClosure * closure,
+ GValue * return_value G_GNUC_UNUSED,
+ guint n_param_values,
+ const GValue * param_values,
+ gpointer invocation_hint G_GNUC_UNUSED, gpointer marshal_data)
+{
+ typedef GstBuffer *(*GMarshalFunc_OBJECT__BOXED) (gpointer data1,
+ gpointer arg_1, gpointer data2);
+ register GMarshalFunc_OBJECT__BOXED callback;
+ register GCClosure *cc = (GCClosure *) closure;
+ register gpointer data1, data2;
+ GstBuffer *v_return;
+ g_return_if_fail (return_value != NULL);
+ g_return_if_fail (n_param_values == 2);
+
+ if (G_CCLOSURE_SWAP_DATA (closure)) {
+ data1 = closure->data;
+ data2 = g_value_peek_pointer (param_values + 0);
+ } else {
+ data1 = g_value_peek_pointer (param_values + 0);
+ data2 = closure->data;
+ }
+ callback =
+ (GMarshalFunc_OBJECT__BOXED) (marshal_data ? marshal_data : cc->callback);
+
+ v_return = callback (data1, g_value_get_boxed (param_values + 1), data2);
+
+ gst_value_take_buffer (return_value, v_return);
+}
+
/* static guint gst_play_sink_signals[LAST_SIGNAL] = { 0 }; */
G_DEFINE_TYPE (GstPlaySink, gst_play_sink, GST_TYPE_BIN);
result = gst_play_sink_get_last_frame (playsink);
if (result != NULL && caps != NULL) {
GstBuffer *temp;
+ GError *err = NULL;
- temp = gst_play_frame_conv_convert (result, caps);
+ temp = gst_video_convert_frame (result, caps, 25 * GST_SECOND, &err);
gst_buffer_unref (result);
+ if (temp == NULL && err) {
+ /* I'm really uncertain whether we should make playsink post an error
+ * on the bus or not. It's not like it's a critical issue regarding
+ * playsink behaviour. */
+ GST_ERROR ("Error converting frame: %s", err->message);
+ }
result = temp;
}
return result;
+++ /dev/null
-/* Small helper element for format conversion
- * Copyright (C) 2005 Tim-Philipp Müller <tim centricular 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., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <gst/gst.h>
-#include <string.h>
-
-#include "gstscreenshot.h"
-
-void
-gst_play_marshal_BUFFER__BOXED (GClosure * closure,
- GValue * return_value G_GNUC_UNUSED,
- guint n_param_values,
- const GValue * param_values,
- gpointer invocation_hint G_GNUC_UNUSED, gpointer marshal_data)
-{
- typedef GstBuffer *(*GMarshalFunc_OBJECT__BOXED) (gpointer data1,
- gpointer arg_1, gpointer data2);
- register GMarshalFunc_OBJECT__BOXED callback;
- register GCClosure *cc = (GCClosure *) closure;
- register gpointer data1, data2;
- GstBuffer *v_return;
-
- g_return_if_fail (return_value != NULL);
- g_return_if_fail (n_param_values == 2);
-
- if (G_CCLOSURE_SWAP_DATA (closure)) {
- data1 = closure->data;
- data2 = g_value_peek_pointer (param_values + 0);
- } else {
- data1 = g_value_peek_pointer (param_values + 0);
- data2 = closure->data;
- }
- callback =
- (GMarshalFunc_OBJECT__BOXED) (marshal_data ? marshal_data : cc->callback);
-
- v_return = callback (data1, g_value_get_boxed (param_values + 1), data2);
-
- gst_value_take_buffer (return_value, v_return);
-}
-
-static gboolean
-create_element (const gchar * factory_name, GstElement ** element,
- GError ** err)
-{
- *element = gst_element_factory_make (factory_name, NULL);
- if (*element)
- return TRUE;
-
- if (err && *err == NULL) {
- *err = g_error_new (GST_CORE_ERROR, GST_CORE_ERROR_MISSING_PLUGIN,
- "cannot create element '%s' - please check your GStreamer installation",
- factory_name);
- }
-
- return FALSE;
-}
-
-/* takes ownership of the input buffer */
-GstBuffer *
-gst_play_frame_conv_convert (GstBuffer * buf, GstCaps * to_caps)
-{
- GstElement *src, *csp, *vscale, *sink, *pipeline;
- GstMessage *msg;
- GstBuffer *result = NULL;
- GError *error = NULL;
- GstBus *bus;
- GstCaps *from_caps;
- GstFlowReturn ret;
-
- from_caps = GST_BUFFER_CAPS (buf);
-
- g_return_val_if_fail (from_caps != NULL, NULL);
-
- /* videoscale is here to correct for the pixel-aspect-ratio for us */
- GST_DEBUG ("creating elements");
- if (!create_element ("appsrc", &src, &error) ||
- !create_element ("ffmpegcolorspace", &csp, &error) ||
- !create_element ("videoscale", &vscale, &error) ||
- !create_element ("appsink", &sink, &error))
- goto no_elements;
-
- pipeline = gst_pipeline_new ("screenshot-pipeline");
- if (pipeline == NULL)
- goto no_pipeline;
-
- /* Add black borders if necessary to keep the DAR */
- g_object_set (vscale, "add-borders", TRUE, NULL);
-
- GST_DEBUG ("adding elements");
- gst_bin_add_many (GST_BIN (pipeline), src, csp, vscale, sink, NULL);
-
- /* set caps */
- g_object_set (src, "caps", from_caps, NULL);
- g_object_set (sink, "caps", to_caps, NULL);
-
- /* FIXME: linking is still way too expensive, profile this properly */
- GST_DEBUG ("linking src->csp");
- if (!gst_element_link_pads (src, "src", csp, "sink"))
- goto link_failed;
-
- GST_DEBUG ("linking csp->vscale");
- if (!gst_element_link_pads (csp, "src", vscale, "sink"))
- goto link_failed;
-
- GST_DEBUG ("linking vscale->sink");
- if (!gst_element_link_pads (vscale, "src", sink, "sink"))
- goto link_failed;
-
- /* now set the pipeline to the paused state, after we push the buffer into
- * appsrc, this should preroll the converted buffer in appsink */
- GST_DEBUG ("running conversion pipeline to caps %" GST_PTR_FORMAT, to_caps);
- gst_element_set_state (pipeline, GST_STATE_PAUSED);
-
- /* feed buffer in appsrc */
- GST_DEBUG ("feeding buffer %p, size %u, caps %" GST_PTR_FORMAT,
- buf, GST_BUFFER_SIZE (buf), from_caps);
- g_signal_emit_by_name (src, "push-buffer", buf, &ret);
-
- /* now see what happens. We either got an error somewhere or the pipeline
- * prerolled */
- bus = gst_element_get_bus (pipeline);
- msg =
- gst_bus_poll (bus, GST_MESSAGE_ERROR | GST_MESSAGE_ASYNC_DONE,
- 25 * GST_SECOND);
-
- if (msg) {
- switch (GST_MESSAGE_TYPE (msg)) {
- case GST_MESSAGE_ASYNC_DONE:
- {
- /* we're prerolled, get the frame from appsink */
- g_signal_emit_by_name (sink, "pull-preroll", &result);
-
- if (result) {
- GST_DEBUG ("conversion successful: result = %p", result);
- } else {
- GST_WARNING ("prerolled but no result frame?!");
- }
- break;
- }
- case GST_MESSAGE_ERROR:{
- gchar *dbg = NULL;
-
- gst_message_parse_error (msg, &error, &dbg);
- if (error) {
- g_warning ("Could not take screenshot: %s", error->message);
- GST_DEBUG ("%s [debug: %s]", error->message, GST_STR_NULL (dbg));
- g_error_free (error);
- } else {
- g_warning ("Could not take screenshot (and NULL error!)");
- }
- g_free (dbg);
- break;
- }
- default:{
- g_return_val_if_reached (NULL);
- }
- }
- gst_message_unref (msg);
- } else {
- g_warning ("Could not take screenshot: %s", "timeout during conversion");
- }
-
- gst_element_set_state (pipeline, GST_STATE_NULL);
- gst_object_unref (bus);
- gst_object_unref (pipeline);
-
- return result;
-
- /* ERRORS */
-no_elements:
- {
- g_warning ("Could not take screenshot: %s", error->message);
- g_error_free (error);
- return NULL;
- }
-no_pipeline:
- {
- g_warning ("Could not take screenshot: %s", "no pipeline (unknown error)");
- return NULL;
- }
-link_failed:
- {
- g_warning ("Could not take screenshot: %s", "failed to link elements");
- gst_object_unref (pipeline);
- return NULL;
- }
-}
+++ /dev/null
-/* Small helper element for format conversion
- * Copyright (C) 2005 Tim-Philipp Müller <tim centricular 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., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#ifndef __GST_PLAY_FRAME_CONV_H__
-#define __GST_PLAY_FRAME_CONV_H__
-
-#include <gst/gst.h>
-
-G_BEGIN_DECLS
-
-void gst_play_marshal_BUFFER__BOXED (GClosure * closure,
- GValue * return_value G_GNUC_UNUSED,
- guint n_param_values,
- const GValue * param_values,
- gpointer invocation_hint G_GNUC_UNUSED, gpointer marshal_data);
-
-GstBuffer * gst_play_frame_conv_convert (GstBuffer *buf, GstCaps *to);
-
-G_END_DECLS
-
-#endif /* __GST_PLAY_FRAME_CONV_H__ */