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Fix an infinite loop if frames are passed in with wrongly ordered timestamps. Fixes #339013.
Original commit message from CVS: Patch by: Edward Hervey <edward@fluendo.com> * gst/videorate/gstvideorate.c: (gst_video_rate_chain): * tests/check/Makefile.am: * tests/check/elements/videorate.c: (assert_videorate_stats), (setup_videorate), (cleanup_videorate), (GST_START_TEST), (videorate_suite), (main): Fix an infinite loop if frames are passed in with wrongly ordered timestamps. Fixes #339013.
This commit is contained in:
Edward Hervey
Thomas Vander Stichele
parent
8ab5360d1e
commit
9090ad85fe
4 changed files with 410 additions and 0 deletions
12
ChangeLog
12
ChangeLog
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@ -1,3 +1,15 @@
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2006-04-26 Thomas Vander Stichele <thomas at apestaart dot org>
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Patch by: Edward Hervey <edward@fluendo.com>
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* gst/videorate/gstvideorate.c: (gst_video_rate_chain):
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* tests/check/Makefile.am:
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* tests/check/elements/videorate.c: (assert_videorate_stats),
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(setup_videorate), (cleanup_videorate), (GST_START_TEST),
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(videorate_suite), (main):
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Fix an infinite loop if frames are passed in with wrongly ordered
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timestamps. Fixes #339013.
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2006-04-22 Thomas Vander Stichele <thomas at apestaart dot org>
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2006-04-22 Thomas Vander Stichele <thomas at apestaart dot org>
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Patch by: Tim-Philipp Müller <tim at centricular dot net>
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Patch by: Tim-Philipp Müller <tim at centricular dot net>
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@ -549,6 +549,20 @@ gst_video_rate_chain (GstPad * pad, GstBuffer * buffer)
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videorate->in++;
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videorate->in++;
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/* drop new buffer if it's before previous one */
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if (intime < prevtime) {
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GST_DEBUG_OBJECT (videorate,
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"The new buffer (%" GST_TIME_FORMAT
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") is before the previous buffer (%"
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GST_TIME_FORMAT "). Dropping new buffer.",
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GST_TIME_ARGS (intime), GST_TIME_ARGS (prevtime));
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videorate->drop++;
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if (!videorate->silent)
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g_object_notify (G_OBJECT (videorate), "drop");
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gst_buffer_unref (buffer);
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goto done;
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}
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/* got 2 buffers, see which one is the best */
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/* got 2 buffers, see which one is the best */
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do {
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do {
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diff1 = prevtime - videorate->next_ts;
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diff1 = prevtime - videorate->next_ts;
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@ -38,6 +38,7 @@ check_PROGRAMS = $(check_vorbis) \
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elements/audioconvert \
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elements/audioconvert \
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elements/audioresample \
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elements/audioresample \
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elements/audiotestsrc \
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elements/audiotestsrc \
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elements/videorate \
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elements/videotestsrc \
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elements/videotestsrc \
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elements/volume \
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elements/volume \
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generic/clock-selection \
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generic/clock-selection \
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383
tests/check/elements/videorate.c
Normal file
383
tests/check/elements/videorate.c
Normal file
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@ -0,0 +1,383 @@
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/* GStreamer
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*
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* unit test for videorate
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*
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* Copyright (C) 2006 Thomas Vander Stichele <thomas at apestaart dot org>
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, 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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GList *buffers = NULL;
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gboolean have_eos = FALSE;
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/* For ease of programming we use globals to keep refs for our floating
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* src and 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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GstPad *mysrcpad, *mysinkpad;
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#define VIDEO_CAPS_TEMPLATE_STRING \
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"video/x-raw-yuv"
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#define VIDEO_CAPS_STRING \
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"video/x-raw-yuv, " \
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"width = (int) 320, " \
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"height = (int) 240, " \
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"framerate = (fraction) 25/1 , " \
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"format = (fourcc) I420"
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#define VIDEO_CAPS_NO_FRAMERATE_STRING \
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"video/x-raw-yuv, " \
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"width = (int) 320, " \
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"height = (int) 240, " \
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"format = (fourcc) I420"
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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 (VIDEO_CAPS_TEMPLATE_STRING)
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);
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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 (VIDEO_CAPS_TEMPLATE_STRING)
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);
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void
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assert_videorate_stats (GstElement * videorate, gchar * reason,
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guint64 xin, guint64 xout, guint64 xdropped, guint64 xduplicated)
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{
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guint64 in, out, dropped, duplicated;
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g_object_get (videorate, "in", &in, "out", &out, "drop", &dropped,
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"duplicate", &duplicated, NULL);
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#define _assert_equals_uint64(a, b) \
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G_STMT_START { \
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guint64 first = a; \
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guint64 second = b; \
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fail_unless(first == second, \
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"%s: '" #a "' (%" G_GUINT64_FORMAT ") is not equal to " \
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"expected '" #a"' (%" G_GUINT64_FORMAT ")", reason, first, second); \
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} G_STMT_END;
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_assert_equals_uint64 (in, xin);
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_assert_equals_uint64 (out, xout);
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_assert_equals_uint64 (dropped, xdropped);
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_assert_equals_uint64 (duplicated, xduplicated);
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}
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GstElement *
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setup_videorate ()
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{
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GstElement *videorate;
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GST_DEBUG ("setup_videorate");
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videorate = gst_check_setup_element ("videorate");
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mysrcpad = gst_check_setup_src_pad (videorate, &srctemplate, NULL);
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mysinkpad = gst_check_setup_sink_pad (videorate, &sinktemplate, NULL);
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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 videorate;
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}
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void
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cleanup_videorate (GstElement * videorate)
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{
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GST_DEBUG ("cleanup_videorate");
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g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL);
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g_list_free (buffers);
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buffers = NULL;
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gst_element_set_state (videorate, GST_STATE_NULL);
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gst_element_get_state (videorate, NULL, NULL, GST_CLOCK_TIME_NONE);
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gst_check_teardown_src_pad (videorate);
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gst_check_teardown_sink_pad (videorate);
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gst_check_teardown_element (videorate);
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}
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GST_START_TEST (test_one)
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{
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GstElement *videorate;
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GstBuffer *inbuffer, *outbuffer;
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GstCaps *caps;
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videorate = setup_videorate ();
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fail_unless (gst_element_set_state (videorate,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"could not set to playing");
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inbuffer = gst_buffer_new_and_alloc (4);
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memset (GST_BUFFER_DATA (inbuffer), 0, 4);
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caps = gst_caps_from_string (VIDEO_CAPS_STRING);
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gst_buffer_set_caps (inbuffer, caps);
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gst_caps_unref (caps);
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
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/* ... and it is now stuck inside videorate */
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ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
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fail_unless_equals_int (g_list_length (buffers), 0);
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/* cleanup */
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cleanup_videorate (videorate);
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}
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GST_END_TEST;
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/* frames at 1, 0, 2 -> second one should be ignored */
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GST_START_TEST (test_wrong_order_from_zero)
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{
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GstElement *videorate;
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GstBuffer *first, *second, *third, *outbuffer;
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GstCaps *caps;
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guint64 in, out, dropped, duplicated;
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videorate = setup_videorate ();
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fail_unless (gst_element_set_state (videorate,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"could not set to playing");
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assert_videorate_stats (videorate, "start", 0, 0, 0, 0);
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/* first buffer */
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first = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (first) = GST_SECOND;
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memset (GST_BUFFER_DATA (first), 0, 4);
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caps = gst_caps_from_string (VIDEO_CAPS_STRING);
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gst_buffer_set_caps (first, caps);
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gst_caps_unref (caps);
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ASSERT_BUFFER_REFCOUNT (first, "first", 1);
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gst_buffer_ref (first);
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GST_DEBUG ("pushing first buffer");
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, first) == GST_FLOW_OK);
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/* ... and it is now stuck inside videorate */
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ASSERT_BUFFER_REFCOUNT (first, "first", 2);
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fail_unless_equals_int (g_list_length (buffers), 0);
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/* FIXME: in is not counted properly, should be 1 */
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assert_videorate_stats (videorate, "first", 0, 0, 0, 0);
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/* second buffer */
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second = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (second) = 0;
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memset (GST_BUFFER_DATA (second), 0, 4);
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caps = gst_caps_from_string (VIDEO_CAPS_STRING);
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gst_buffer_set_caps (second, caps);
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gst_caps_unref (caps);
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ASSERT_BUFFER_REFCOUNT (second, "second", 1);
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gst_buffer_ref (second);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, second) == GST_FLOW_OK);
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/* ... and it got dropped because it was before the first */
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ASSERT_BUFFER_REFCOUNT (second, "second", 1);
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fail_unless_equals_int (g_list_length (buffers), 0);
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/* ... and the first one is now dropped */
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/* FIXME: still a bug with in, needs to be 2 */
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assert_videorate_stats (videorate, "second", 1, 0, 1, 0);
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ASSERT_BUFFER_REFCOUNT (first, "first", 2);
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/* third buffer */
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third = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (third) = 2 * GST_SECOND;
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memset (GST_BUFFER_DATA (third), 0, 4);
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caps = gst_caps_from_string (VIDEO_CAPS_STRING);
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gst_buffer_set_caps (third, caps);
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gst_caps_unref (caps);
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ASSERT_BUFFER_REFCOUNT (third, "third", 1);
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gst_buffer_ref (third);
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, third) == GST_FLOW_OK);
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/* ... and it is now stuck inside videorate */
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ASSERT_BUFFER_REFCOUNT (third, "third", 2);
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/* and now the first one should be pushed once and dupped 24 + 13 times, to
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* reach the half point between 1 s (first) and 2 s (third) */
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fail_unless_equals_int (g_list_length (buffers), 38);
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ASSERT_BUFFER_REFCOUNT (first, "first", 39);
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ASSERT_BUFFER_REFCOUNT (second, "second", 1);
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ASSERT_BUFFER_REFCOUNT (third, "third", 2);
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/* FIXME: you guessed it ... */
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assert_videorate_stats (videorate, "third", 2, 38, 1, 37);
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/* verify last buffer */
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outbuffer = g_list_last (buffers)->data;
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fail_unless (GST_IS_BUFFER (outbuffer));
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fail_unless_equals_uint64 (GST_BUFFER_TIMESTAMP (outbuffer),
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|
GST_SECOND * 37 / 25);
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|
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/* cleanup */
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|
gst_buffer_unref (first);
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|
gst_buffer_unref (second);
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|
gst_buffer_unref (third);
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|
cleanup_videorate (videorate);
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|
}
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|
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GST_END_TEST;
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|
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|
/* send frames with 0, 1, 2, 0 seconds */
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|
GST_START_TEST (test_wrong_order)
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|
{
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|
GstElement *videorate;
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|
GstBuffer *first, *second, *third, *fourth, *outbuffer;
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|
GstCaps *caps;
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guint64 in, out, dropped, duplicated;
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|
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videorate = setup_videorate ();
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fail_unless (gst_element_set_state (videorate,
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GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
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"could not set to playing");
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assert_videorate_stats (videorate, "start", 0, 0, 0, 0);
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|
|
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/* first buffer */
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first = gst_buffer_new_and_alloc (4);
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|
GST_BUFFER_TIMESTAMP (first) = 0;
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|
memset (GST_BUFFER_DATA (first), 0, 4);
|
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|
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
|
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|
gst_buffer_set_caps (first, caps);
|
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|
gst_caps_unref (caps);
|
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ASSERT_BUFFER_REFCOUNT (first, "first", 1);
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|
gst_buffer_ref (first);
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|
|
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|
GST_DEBUG ("pushing first buffer");
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/* pushing gives away my reference ... */
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|
fail_unless (gst_pad_push (mysrcpad, first) == GST_FLOW_OK);
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/* ... and it is now stuck inside videorate */
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ASSERT_BUFFER_REFCOUNT (first, "first", 2);
|
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fail_unless_equals_int (g_list_length (buffers), 0);
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/* FIXME: in is not counted properly, should be 1 */
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assert_videorate_stats (videorate, "first", 0, 0, 0, 0);
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|
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/* second buffer */
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second = gst_buffer_new_and_alloc (4);
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GST_BUFFER_TIMESTAMP (second) = GST_SECOND;
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memset (GST_BUFFER_DATA (second), 0, 4);
|
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|
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
|
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|
gst_buffer_set_caps (second, caps);
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|
gst_caps_unref (caps);
|
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ASSERT_BUFFER_REFCOUNT (second, "second", 1);
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|
gst_buffer_ref (second);
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|
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/* pushing gives away my reference ... */
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fail_unless (gst_pad_push (mysrcpad, second) == GST_FLOW_OK);
|
||||||
|
/* ... and it is now stuck inside videorate */
|
||||||
|
ASSERT_BUFFER_REFCOUNT (second, "second", 2);
|
||||||
|
/* and it created 13 output buffers as copies of the first frame */
|
||||||
|
fail_unless_equals_int (g_list_length (buffers), 13);
|
||||||
|
/* FIXME: guess */
|
||||||
|
assert_videorate_stats (videorate, "second", 1, 13, 0, 12);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (first, "first", 14);
|
||||||
|
|
||||||
|
/* third buffer */
|
||||||
|
third = gst_buffer_new_and_alloc (4);
|
||||||
|
GST_BUFFER_TIMESTAMP (third) = 2 * GST_SECOND;
|
||||||
|
memset (GST_BUFFER_DATA (third), 0, 4);
|
||||||
|
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
|
||||||
|
gst_buffer_set_caps (third, caps);
|
||||||
|
gst_caps_unref (caps);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (third, "third", 1);
|
||||||
|
gst_buffer_ref (third);
|
||||||
|
|
||||||
|
/* pushing gives away my reference ... */
|
||||||
|
fail_unless (gst_pad_push (mysrcpad, third) == GST_FLOW_OK);
|
||||||
|
/* ... and it is now stuck inside videorate */
|
||||||
|
ASSERT_BUFFER_REFCOUNT (third, "third", 2);
|
||||||
|
|
||||||
|
/* submitting a frame with 2 seconds triggers output of 25 more frames */
|
||||||
|
fail_unless_equals_int (g_list_length (buffers), 38);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (first, "first", 14);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (second, "second", 26);
|
||||||
|
/* three frames submitted; two of them output as is, and 36 duplicated */
|
||||||
|
/* FIXME: guess */
|
||||||
|
assert_videorate_stats (videorate, "third", 2, 38, 0, 36);
|
||||||
|
|
||||||
|
/* fourth buffer */
|
||||||
|
fourth = gst_buffer_new_and_alloc (4);
|
||||||
|
GST_BUFFER_TIMESTAMP (fourth) = 0;
|
||||||
|
memset (GST_BUFFER_DATA (fourth), 0, 4);
|
||||||
|
caps = gst_caps_from_string (VIDEO_CAPS_STRING);
|
||||||
|
gst_buffer_set_caps (fourth, caps);
|
||||||
|
gst_caps_unref (caps);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (fourth, "fourth", 1);
|
||||||
|
gst_buffer_ref (fourth);
|
||||||
|
|
||||||
|
/* pushing gives away my reference ... */
|
||||||
|
fail_unless (gst_pad_push (mysrcpad, fourth) == GST_FLOW_OK);
|
||||||
|
/* ... and it is dropped from videorate because 0 < 2 */
|
||||||
|
ASSERT_BUFFER_REFCOUNT (fourth, "fourth", 1);
|
||||||
|
|
||||||
|
fail_unless_equals_int (g_list_length (buffers), 38);
|
||||||
|
ASSERT_BUFFER_REFCOUNT (first, "first", 14); /* 13 frames pushed out */
|
||||||
|
ASSERT_BUFFER_REFCOUNT (second, "second", 26);
|
||||||
|
/* FIXME: guess */
|
||||||
|
assert_videorate_stats (videorate, "fourth", 3, 38, 1, 36);
|
||||||
|
|
||||||
|
/* verify last buffer */
|
||||||
|
outbuffer = g_list_last (buffers)->data;
|
||||||
|
fail_unless (GST_IS_BUFFER (outbuffer));
|
||||||
|
fail_unless_equals_uint64 (GST_BUFFER_TIMESTAMP (outbuffer),
|
||||||
|
GST_SECOND * 37 / 25);
|
||||||
|
|
||||||
|
/* cleanup */
|
||||||
|
gst_buffer_unref (first);
|
||||||
|
gst_buffer_unref (second);
|
||||||
|
gst_buffer_unref (third);
|
||||||
|
gst_buffer_unref (fourth);
|
||||||
|
cleanup_videorate (videorate);
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_END_TEST;
|
||||||
|
|
||||||
|
Suite *
|
||||||
|
videorate_suite (void)
|
||||||
|
{
|
||||||
|
Suite *s = suite_create ("videorate");
|
||||||
|
TCase *tc_chain = tcase_create ("general");
|
||||||
|
|
||||||
|
suite_add_tcase (s, tc_chain);
|
||||||
|
tcase_add_test (tc_chain, test_wrong_order_from_zero);
|
||||||
|
tcase_add_test (tc_chain, test_wrong_order);
|
||||||
|
|
||||||
|
return s;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
main (int argc, char **argv)
|
||||||
|
{
|
||||||
|
int nf;
|
||||||
|
|
||||||
|
Suite *s = videorate_suite ();
|
||||||
|
SRunner *sr = srunner_create (s);
|
||||||
|
|
||||||
|
gst_check_init (&argc, &argv);
|
||||||
|
|
||||||
|
srunner_run_all (sr, CK_NORMAL);
|
||||||
|
nf = srunner_ntests_failed (sr);
|
||||||
|
srunner_free (sr);
|
||||||
|
|
||||||
|
return nf;
|
||||||
|
}
|
||||||
Loading…
Reference in a new issue