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/* GStreamer
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*
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* unit test for jpegenc
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*
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* Copyright (C) <2010> Thiago Santos <thiago.sousa.santos@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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#include <unistd.h>
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#include <gst/check/gstcheck.h>
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#include <gst/app/gstappsink.h>
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/* For ease of programming we use globals to keep refs for our floating
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* sink pads we create; otherwise we always have to do get_pad,
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* get_peer, and then remove references in every test function */
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static GstPad *mysinkpad;
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static GstPad *mysrcpad;
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#define JPEG_CAPS_STRING "image/jpeg"
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#define JPEG_CAPS_RESTRICTIVE "image/jpeg, " \
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"width = (int) [100, 200], " \
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"framerate = (fraction) 25/1, " \
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"extraparameter = (string) { abc, def }"
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static GstStaticPadTemplate jpeg_sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (JPEG_CAPS_STRING));
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static GstStaticPadTemplate any_sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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static GstStaticPadTemplate jpeg_restrictive_sinktemplate =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (JPEG_CAPS_RESTRICTIVE));
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static GstStaticPadTemplate any_srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS_ANY);
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static GstElement *
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setup_jpegenc (GstStaticPadTemplate * sinktemplate)
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{
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GstElement *jpegenc;
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GST_DEBUG ("setup_jpegenc");
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jpegenc = gst_check_setup_element ("jpegenc");
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mysinkpad = gst_check_setup_sink_pad (jpegenc, sinktemplate);
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mysrcpad = gst_check_setup_src_pad (jpegenc, &any_srctemplate);
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gst_pad_set_active (mysrcpad, TRUE);
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gst_pad_set_active (mysinkpad, TRUE);
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return jpegenc;
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}
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static void
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cleanup_jpegenc (GstElement * jpegenc)
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{
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GST_DEBUG ("cleanup_jpegenc");
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gst_element_set_state (jpegenc, GST_STATE_NULL);
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gst_check_drop_buffers ();
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gst_pad_set_active (mysrcpad, FALSE);
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gst_pad_set_active (mysinkpad, FALSE);
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gst_check_teardown_sink_pad (jpegenc);
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gst_check_teardown_src_pad (jpegenc);
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gst_check_teardown_element (jpegenc);
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}
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static GstBuffer *
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create_video_buffer (GstCaps * caps)
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{
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GstElement *pipeline;
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GstElement *cf;
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GstElement *sink;
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GstSample *sample;
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GstBuffer *buffer;
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pipeline =
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gst_parse_launch
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("videotestsrc num-buffers=1 ! capsfilter name=cf ! appsink name=sink",
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NULL);
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g_assert (pipeline != NULL);
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cf = gst_bin_get_by_name (GST_BIN (pipeline), "cf");
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sink = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
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g_object_set (G_OBJECT (cf), "caps", caps, NULL);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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sample = gst_app_sink_pull_sample (GST_APP_SINK (sink));
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (pipeline);
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gst_object_unref (sink);
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gst_object_unref (cf);
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buffer = gst_sample_get_buffer (sample);
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gst_buffer_ref (buffer);
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gst_sample_unref (sample);
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return buffer;
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}
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GST_START_TEST (test_jpegenc_getcaps)
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{
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GstElement *jpegenc;
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GstPad *sinkpad;
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GstCaps *caps;
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GstStructure *structure;
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gint fps_n;
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gint fps_d;
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const GValue *value;
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/* we are going to do some get caps to confirm it doesn't return non-subset
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* caps */
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jpegenc = setup_jpegenc (&any_sinktemplate);
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sinkpad = gst_element_get_static_pad (jpegenc, "sink");
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/* this should assert if non-subset */
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caps = gst_pad_query_caps (sinkpad, NULL);
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gst_caps_unref (caps);
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gst_object_unref (sinkpad);
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cleanup_jpegenc (jpegenc);
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jpegenc = setup_jpegenc (&jpeg_sinktemplate);
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sinkpad = gst_element_get_static_pad (jpegenc, "sink");
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/* this should assert if non-subset */
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caps = gst_pad_query_caps (sinkpad, NULL);
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gst_caps_unref (caps);
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gst_object_unref (sinkpad);
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cleanup_jpegenc (jpegenc);
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/* now use a more restricted one and check the resulting caps */
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jpegenc = setup_jpegenc (&jpeg_restrictive_sinktemplate);
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sinkpad = gst_element_get_static_pad (jpegenc, "sink");
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/* this should assert if non-subset */
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caps = gst_pad_query_caps (sinkpad, NULL);
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structure = gst_caps_get_structure (caps, 0);
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/* check the width */
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value = gst_structure_get_value (structure, "width");
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fail_unless (gst_value_get_int_range_min (value) == 100);
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fail_unless (gst_value_get_int_range_max (value) == 200);
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fail_unless (gst_structure_get_fraction (structure, "framerate", &fps_n,
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&fps_d));
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fail_unless (fps_n == 25);
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fail_unless (fps_d == 1);
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gst_caps_unref (caps);
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gst_object_unref (sinkpad);
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cleanup_jpegenc (jpegenc);
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}
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GST_END_TEST;
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GST_START_TEST (test_jpegenc_different_caps)
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{
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GstElement *jpegenc;
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GstBuffer *buffer;
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GstCaps *caps;
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GstCaps *allowed_caps;
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/* now use a more restricted one and check the resulting caps */
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jpegenc = setup_jpegenc (&any_sinktemplate);
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gst_element_set_state (jpegenc, GST_STATE_PLAYING);
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/* push first buffer with 800x600 resolution */
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caps = gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT,
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800, "height", G_TYPE_INT, 600, "framerate",
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GST_TYPE_FRACTION, 1, 1, "format", G_TYPE_STRING, "I420", NULL);
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gst_check_setup_events (mysrcpad, jpegenc, caps, GST_FORMAT_TIME);
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fail_unless ((buffer = create_video_buffer (caps)) != NULL);
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gst_caps_unref (caps);
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fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
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/* check the allowed caps to see if a second buffer with a different
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* caps could be negotiated */
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allowed_caps = gst_pad_get_allowed_caps (mysrcpad);
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/* the caps we want to negotiate to */
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caps = gst_caps_new_simple ("video/x-raw", "width", G_TYPE_INT,
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640, "height", G_TYPE_INT, 480, "framerate",
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GST_TYPE_FRACTION, 1, 1, "format", G_TYPE_STRING, "I420", NULL);
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fail_unless (gst_caps_can_intersect (allowed_caps, caps));
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fail_unless (gst_pad_set_caps (mysrcpad, caps));
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/* push second buffer with 640x480 resolution */
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buffer = create_video_buffer (caps);
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gst_caps_unref (caps);
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fail_unless (gst_pad_push (mysrcpad, buffer) == GST_FLOW_OK);
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gst_caps_unref (allowed_caps);
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gst_element_set_state (jpegenc, GST_STATE_NULL);
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cleanup_jpegenc (jpegenc);
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}
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GST_END_TEST;
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static Suite *
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jpegenc_suite (void)
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{
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Suite *s = suite_create ("jpegenc");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_jpegenc_getcaps);
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tcase_add_test (tc_chain, test_jpegenc_different_caps);
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return s;
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}
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GST_CHECK_MAIN (jpegenc);
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