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It internally uses gst_check_chain_func() so we should call gst_check_drop_buffers() when tearing down tests to free the buffers which have been exchanged through the pipeline. https://bugzilla.gnome.org/show_bug.cgi?id=766226
474 lines
14 KiB
C
474 lines
14 KiB
C
/* GStreamer unit tests for audiorate
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*
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* Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
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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 <gst/check/gstcheck.h>
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#include <gst/audio/audio.h>
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/* helper element to insert additional buffers overlapping with previous ones */
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static gdouble injector_inject_probability = 0.0;
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typedef GstElement TestInjector;
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typedef GstElementClass TestInjectorClass;
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GType test_injector_get_type (void);
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G_DEFINE_TYPE (TestInjector, test_injector, GST_TYPE_ELEMENT);
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#define FORMATS "{ "GST_AUDIO_NE(F32)", S8, S16LE, S16BE, " \
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"U16LE, U16NE, S32LE, S32BE, U32LE, U32BE }"
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#define INJECTOR_CAPS \
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"audio/x-raw, " \
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"format = (string) "FORMATS", " \
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"rate = (int) [ 1, MAX ], " \
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"channels = (int) [ 1, 8 ]"
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static GstStaticPadTemplate src_template = 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 (INJECTOR_CAPS));
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static GstStaticPadTemplate sink_template = 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 (INJECTOR_CAPS));
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static void
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test_injector_class_init (TestInjectorClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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gst_element_class_add_static_pad_template (element_class, &src_template);
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gst_element_class_add_static_pad_template (element_class, &sink_template);
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}
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static GstFlowReturn
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test_injector_chain (GstPad * pad, GstObject * parent, GstBuffer * buf)
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{
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GstFlowReturn ret;
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GstPad *srcpad;
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srcpad = gst_element_get_static_pad (GST_ELEMENT (parent), "src");
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/* since we're increasing timestamp/offsets, push this one first */
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GST_LOG (" passing buffer [t=%" GST_TIME_FORMAT "-%" GST_TIME_FORMAT
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"], offset=%" G_GINT64_FORMAT ", offset_end=%" G_GINT64_FORMAT,
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf) + GST_BUFFER_DURATION (buf)),
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GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf));
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gst_buffer_ref (buf);
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ret = gst_pad_push (srcpad, buf);
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if (g_random_double () < injector_inject_probability) {
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GstBuffer *ibuf;
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ibuf = gst_buffer_copy (buf);
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if (GST_BUFFER_OFFSET_IS_VALID (buf) &&
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GST_BUFFER_OFFSET_END_IS_VALID (buf)) {
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guint64 delta;
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delta = GST_BUFFER_OFFSET_END (buf) - GST_BUFFER_OFFSET (buf);
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GST_BUFFER_OFFSET (ibuf) += delta / 4;
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GST_BUFFER_OFFSET_END (ibuf) += delta / 4;
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} else {
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GST_BUFFER_OFFSET (ibuf) = GST_BUFFER_OFFSET_NONE;
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GST_BUFFER_OFFSET_END (ibuf) = GST_BUFFER_OFFSET_NONE;
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}
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if (GST_BUFFER_TIMESTAMP_IS_VALID (buf) &&
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GST_BUFFER_DURATION_IS_VALID (buf)) {
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GstClockTime delta;
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delta = GST_BUFFER_DURATION (buf);
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GST_BUFFER_TIMESTAMP (ibuf) += delta / 4;
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} else {
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GST_BUFFER_TIMESTAMP (ibuf) = GST_CLOCK_TIME_NONE;
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GST_BUFFER_DURATION (ibuf) = GST_CLOCK_TIME_NONE;
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}
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if (GST_BUFFER_TIMESTAMP_IS_VALID (ibuf) ||
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GST_BUFFER_OFFSET_IS_VALID (ibuf)) {
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GST_LOG ("injecting buffer [t=%" GST_TIME_FORMAT "-%" GST_TIME_FORMAT
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"], offset=%" G_GINT64_FORMAT ", offset_end=%" G_GINT64_FORMAT,
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (ibuf)),
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (ibuf) +
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GST_BUFFER_DURATION (ibuf)), GST_BUFFER_OFFSET (ibuf),
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GST_BUFFER_OFFSET_END (ibuf));
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if (gst_pad_push (srcpad, ibuf) != GST_FLOW_OK) {
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/* ignore return value */
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}
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} else {
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GST_WARNING ("couldn't inject buffer, no incoming timestamps or offsets");
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gst_buffer_unref (ibuf);
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}
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}
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gst_buffer_unref (buf);
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gst_object_unref (srcpad);
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return ret;
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}
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static void
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test_injector_init (TestInjector * injector)
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{
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GstPad *pad;
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pad = gst_pad_new_from_static_template (&sink_template, "sink");
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gst_pad_set_chain_function (pad, test_injector_chain);
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GST_PAD_SET_PROXY_CAPS (pad);
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gst_element_add_pad (GST_ELEMENT (injector), pad);
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pad = gst_pad_new_from_static_template (&src_template, "src");
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GST_PAD_SET_PROXY_CAPS (pad);
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gst_element_add_pad (GST_ELEMENT (injector), pad);
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}
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static GstPadProbeReturn
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probe_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
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{
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GstBuffer *buf = GST_PAD_PROBE_INFO_BUFFER (info);
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gdouble *drop_probability = user_data;
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if (g_random_double () < *drop_probability) {
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GST_LOG ("dropping buffer [t=%" GST_TIME_FORMAT "-%" GST_TIME_FORMAT "], "
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"offset=%" G_GINT64_FORMAT ", offset_end=%" G_GINT64_FORMAT,
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf) + GST_BUFFER_DURATION (buf)),
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GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf));
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return GST_PAD_PROBE_DROP; /* drop buffer */
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}
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return GST_PAD_PROBE_OK; /* don't drop buffer */
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}
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static void
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got_buf (GstElement * fakesink, GstBuffer * buf, GstPad * pad, GList ** p_bufs)
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{
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*p_bufs = g_list_append (*p_bufs, gst_buffer_ref (buf));
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}
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static void
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do_perfect_stream_test (guint rate, const gchar * format,
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gdouble drop_probability, gdouble inject_probability)
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{
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GstElement *pipe, *src, *conv, *filter, *injector, *audiorate, *sink;
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GstMessage *msg;
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GstCaps *caps;
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GstPad *srcpad;
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GList *l, *bufs = NULL;
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GstClockTime next_time = GST_CLOCK_TIME_NONE;
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guint64 next_offset = GST_BUFFER_OFFSET_NONE;
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GstAudioFormat fmt;
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const GstAudioFormatInfo *finfo;
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gint width;
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fmt = gst_audio_format_from_string (format);
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g_assert (format != GST_AUDIO_FORMAT_UNKNOWN);
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finfo = gst_audio_format_get_info (fmt);
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width = GST_AUDIO_FORMAT_INFO_WIDTH (finfo);
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caps = gst_caps_new_simple ("audio/x-raw", "rate", G_TYPE_INT,
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rate, "format", G_TYPE_STRING, format, NULL);
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GST_INFO ("-------- drop=%.0f%% caps = %" GST_PTR_FORMAT " ---------- ",
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drop_probability * 100.0, caps);
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g_assert (drop_probability >= 0.0 && drop_probability <= 1.0);
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g_assert (inject_probability >= 0.0 && inject_probability <= 1.0);
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pipe = gst_pipeline_new ("pipeline");
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fail_unless (pipe != NULL);
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src = gst_element_factory_make ("audiotestsrc", "audiotestsrc");
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fail_unless (src != NULL);
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g_object_set (src, "num-buffers", 10, NULL);
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conv = gst_element_factory_make ("audioconvert", "audioconvert");
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fail_unless (conv != NULL);
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filter = gst_element_factory_make ("capsfilter", "capsfilter");
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fail_unless (filter != NULL);
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g_object_set (filter, "caps", caps, NULL);
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injector_inject_probability = inject_probability;
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injector = GST_ELEMENT (g_object_new (test_injector_get_type (), NULL));
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srcpad = gst_element_get_static_pad (injector, "src");
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fail_unless (srcpad != NULL);
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gst_pad_add_probe (srcpad, GST_PAD_PROBE_TYPE_BUFFER, probe_cb,
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&drop_probability, NULL);
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gst_object_unref (srcpad);
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audiorate = gst_element_factory_make ("audiorate", "audiorate");
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fail_unless (audiorate != NULL);
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sink = gst_element_factory_make ("fakesink", "fakesink");
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fail_unless (sink != NULL);
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g_object_set (sink, "signal-handoffs", TRUE, NULL);
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g_signal_connect (sink, "handoff", G_CALLBACK (got_buf), &bufs);
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gst_bin_add_many (GST_BIN (pipe), src, conv, filter, injector, audiorate,
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sink, NULL);
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gst_element_link_many (src, conv, filter, injector, audiorate, sink, NULL);
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fail_unless_equals_int (gst_element_set_state (pipe, GST_STATE_PLAYING),
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GST_STATE_CHANGE_ASYNC);
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fail_unless_equals_int (gst_element_get_state (pipe, NULL, NULL, -1),
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GST_STATE_CHANGE_SUCCESS);
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msg = gst_bus_poll (GST_ELEMENT_BUS (pipe),
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GST_MESSAGE_EOS | GST_MESSAGE_ERROR, -1);
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fail_unless_equals_string (GST_MESSAGE_TYPE_NAME (msg), "eos");
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for (l = bufs; l != NULL; l = l->next) {
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GstBuffer *buf = GST_BUFFER (l->data);
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guint num_samples;
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fail_unless (GST_BUFFER_TIMESTAMP_IS_VALID (buf));
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fail_unless (GST_BUFFER_DURATION_IS_VALID (buf));
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fail_unless (GST_BUFFER_OFFSET_IS_VALID (buf));
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fail_unless (GST_BUFFER_OFFSET_END_IS_VALID (buf));
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GST_LOG ("buffer: ts=%" GST_TIME_FORMAT ", end_ts=%" GST_TIME_FORMAT
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" off=%" G_GINT64_FORMAT ", end_off=%" G_GINT64_FORMAT,
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)),
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GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf) + GST_BUFFER_DURATION (buf)),
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GST_BUFFER_OFFSET (buf), GST_BUFFER_OFFSET_END (buf));
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if (GST_CLOCK_TIME_IS_VALID (next_time)) {
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fail_unless_equals_uint64 (next_time, GST_BUFFER_TIMESTAMP (buf));
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}
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if (next_offset != GST_BUFFER_OFFSET_NONE) {
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fail_unless_equals_uint64 (next_offset, GST_BUFFER_OFFSET (buf));
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}
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/* check buffer size for sanity */
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fail_unless_equals_int (gst_buffer_get_size (buf) % (width / 8), 0);
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/* check there is actually as much data as there should be */
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num_samples = GST_BUFFER_OFFSET_END (buf) - GST_BUFFER_OFFSET (buf);
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fail_unless_equals_int (gst_buffer_get_size (buf),
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num_samples * (width / 8));
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next_time = GST_BUFFER_TIMESTAMP (buf) + GST_BUFFER_DURATION (buf);
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next_offset = GST_BUFFER_OFFSET_END (buf);
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}
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gst_message_unref (msg);
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gst_element_set_state (pipe, GST_STATE_NULL);
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gst_object_unref (pipe);
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g_list_foreach (bufs, (GFunc) gst_mini_object_unref, NULL);
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g_list_free (bufs);
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gst_caps_unref (caps);
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}
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static const guint rates[] = { 8000, 11025, 16000, 22050, 32000, 44100,
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48000, 3333, 33333, 66666, 9999
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};
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GST_START_TEST (test_perfect_stream_drop0)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.0, 0.0);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.0, 0.0);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_drop10)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.10, 0.0);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.10, 0.0);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_drop50)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.50, 0.0);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.50, 0.0);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_drop90)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.90, 0.0);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.90, 0.0);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_inject10)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.0, 0.10);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.0, 0.10);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_inject90)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.0, 0.90);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.0, 0.90);
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}
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}
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GST_END_TEST;
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GST_START_TEST (test_perfect_stream_drop45_inject25)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (rates); ++i) {
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do_perfect_stream_test (rates[i], "S8", 0.45, 0.25);
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do_perfect_stream_test (rates[i], GST_AUDIO_NE (S16), 0.45, 0.25);
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}
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}
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GST_END_TEST;
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/* TODO: also do all tests with channels=1 and channels=2 */
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static GstStaticPadTemplate 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 ("audio/x-raw,format=" GST_AUDIO_NE (F32)
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",channels=1,rate=44100")
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);
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static GstStaticPadTemplate 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 ("audio/x-raw,format=" GST_AUDIO_NE (F32)
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",channels=1,rate=44100")
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);
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GST_START_TEST (test_large_discont)
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{
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GstElement *audiorate;
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GstCaps *caps;
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GstPad *srcpad, *sinkpad;
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GstBuffer *buf;
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audiorate = gst_check_setup_element ("audiorate");
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caps = gst_caps_new_simple ("audio/x-raw",
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"format", G_TYPE_STRING, GST_AUDIO_NE (F32),
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"layout", G_TYPE_STRING, "interleaved",
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"channels", G_TYPE_INT, 1, "rate", G_TYPE_INT, 44100, NULL);
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srcpad = gst_check_setup_src_pad (audiorate, &srctemplate);
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sinkpad = gst_check_setup_sink_pad (audiorate, &sinktemplate);
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gst_pad_set_active (srcpad, TRUE);
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gst_check_setup_events (srcpad, audiorate, caps, GST_FORMAT_TIME);
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gst_pad_set_active (sinkpad, TRUE);
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fail_unless (gst_element_set_state (audiorate,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"failed to set audiorate playing");
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buf = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (buf) = 0;
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gst_pad_push (srcpad, buf);
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fail_unless_equals_int (g_list_length (buffers), 1);
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buf = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
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gst_pad_push (srcpad, buf);
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/* Now we should have 3 more buffers: the one we injected, plus _two_ filler
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* buffers, because the gap is > 1 second (but less than 2 seconds) */
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fail_unless_equals_int (g_list_length (buffers), 4);
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gst_element_set_state (audiorate, GST_STATE_NULL);
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gst_caps_unref (caps);
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gst_check_drop_buffers ();
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gst_check_teardown_sink_pad (audiorate);
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gst_check_teardown_src_pad (audiorate);
|
|
|
|
gst_object_unref (audiorate);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static Suite *
|
|
audiorate_suite (void)
|
|
{
|
|
Suite *s = suite_create ("audiorate");
|
|
TCase *tc_chain = tcase_create ("general");
|
|
|
|
suite_add_tcase (s, tc_chain);
|
|
|
|
tcase_add_test (tc_chain, test_perfect_stream_drop0);
|
|
tcase_add_test (tc_chain, test_perfect_stream_drop10);
|
|
tcase_add_test (tc_chain, test_perfect_stream_drop50);
|
|
tcase_add_test (tc_chain, test_perfect_stream_drop90);
|
|
tcase_add_test (tc_chain, test_perfect_stream_inject10);
|
|
tcase_add_test (tc_chain, test_perfect_stream_inject90);
|
|
tcase_add_test (tc_chain, test_perfect_stream_drop45_inject25);
|
|
tcase_add_test (tc_chain, test_large_discont);
|
|
|
|
return s;
|
|
}
|
|
|
|
GST_CHECK_MAIN (audiorate);
|