/* GStreamer * * Copyright (C) 2007 Sebastian Dröge * * audiowsincband.c: Unit test for the audiowsincband element * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation; either version 2.1 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA * 02110-1301 USA */ #include #include #include #include #include /* For ease of programming we use globals to keep refs for our floating * src and sink pads we create; otherwise we always have to do get_pad, * get_peer, and then remove references in every test function */ GstPad *mysrcpad, *mysinkpad; #define AUDIO_WSINC_BAND_CAPS_STRING_32 \ "audio/x-raw, " \ "format = (string) " GST_AUDIO_NE (F32) ", " \ "channels = (int) 1, " \ "rate = (int) 44100" #define AUDIO_WSINC_BAND_CAPS_STRING_64 \ "audio/x-raw, " \ "format = (string) " GST_AUDIO_NE (F64) ", " \ "channels = (int) 1, " \ "rate = (int) 44100" #define FORMATS "{ "GST_AUDIO_NE (F32)","GST_AUDIO_NE (F64)" }" static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS ("audio/x-raw, " "format = (string) " FORMATS ", " "channels = (int) 1, " "rate = (int) 44100") ); static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS ("audio/x-raw, " "format = (string) " FORMATS ", " "channels = (int) 1, " "rate = (int) 44100") ); static GstElement * setup_audiowsincband (void) { GstElement *audiowsincband; GST_DEBUG ("setup_audiowsincband"); audiowsincband = gst_check_setup_element ("audiowsincband"); mysrcpad = gst_check_setup_src_pad (audiowsincband, &srctemplate); mysinkpad = gst_check_setup_sink_pad (audiowsincband, &sinktemplate); gst_pad_set_active (mysrcpad, TRUE); gst_pad_set_active (mysinkpad, TRUE); return audiowsincband; } static void cleanup_audiowsincband (GstElement * audiowsincband) { GST_DEBUG ("cleanup_audiowsincband"); g_list_foreach (buffers, (GFunc) gst_mini_object_unref, NULL); g_list_free (buffers); buffers = NULL; gst_pad_set_active (mysrcpad, FALSE); gst_pad_set_active (mysinkpad, FALSE); gst_check_teardown_src_pad (audiowsincband); gst_check_teardown_sink_pad (audiowsincband); gst_check_teardown_element (audiowsincband); } /* Test if data containing only one frequency component * at rate/2 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_bp_0hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.1); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at the band center is preserved with bandreject mode * and a 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_bp_11025hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 4) { in[i] = 0.0; in[i + 1] = 1.0; in[i + 2] = 0.0; in[i + 3] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.4); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_bp_22050hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 2) { in[i] = 1.0; in[i + 1] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.3); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_br_0hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.9); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at the band center is erased with bandreject mode * and a 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_br_11025hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 4) { in[i] = 0.0; in[i + 1] = 1.0; in[i + 2] = 0.0; in[i + 3] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.35); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_32_br_22050hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 2) { in[i] = 1.0; in[i + 1] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.9); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if buffers smaller than the kernel size are handled * correctly without accessing wrong memory areas */ GST_START_TEST (test_32_small_buffer) { GstElement *audiowsincband; GstBuffer *inbuffer; GstCaps *caps; gfloat *in; gint i; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 101, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 44100 / 16.0, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 44100 / 16.0, NULL); inbuffer = gst_buffer_new_and_alloc (20 * sizeof (gfloat)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 20; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_32); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_bp_0hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.1); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at the band center is preserved with bandreject mode * and a 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_bp_11025hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 4) { in[i] = 0.0; in[i + 1] = 1.0; in[i + 2] = 0.0; in[i + 3] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.4); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_bp_22050hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 2) { in[i] = 1.0; in[i + 1] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.3); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_br_0hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.9); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at the band center is erased with bandreject mode * and a 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_br_11025hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 4) { in[i] = 0.0; in[i + 1] = 1.0; in[i + 2] = 0.0; in[i + 3] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms <= 0.35); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if data containing only one frequency component * at rate/2 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_64_br_22050hz) { GstElement *audiowsincband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; GList *node; audiowsincband = setup_audiowsincband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiowsincband), "mode", 1, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 31, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 1024; i += 2) { in[i] = 1.0; in[i + 1] = -1.0; } gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); for (node = buffers; node; node = node->next) { gint buffer_length; gsize size; fail_if ((outbuffer = (GstBuffer *) node->data) == NULL); res = gst_buffer_map (outbuffer, &size, NULL, GST_MAP_READ); buffer_length = size / sizeof (gfloat); rms = 0.0; for (i = 0; i < buffer_length; i++) rms += res[i] * res[i]; rms = sqrt (rms / buffer_length); fail_unless (rms >= 0.9); } /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; /* Test if buffers smaller than the kernel size are handled * correctly without accessing wrong memory areas */ GST_START_TEST (test_64_small_buffer) { GstElement *audiowsincband; GstBuffer *inbuffer; GstCaps *caps; gdouble *in; gint i; audiowsincband = setup_audiowsincband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiowsincband), "mode", 0, NULL); g_object_set (G_OBJECT (audiowsincband), "length", 101, NULL); fail_unless (gst_element_set_state (audiowsincband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiowsincband), "lower-frequency", 44100 / 4.0 - 44100 / 16.0, NULL); g_object_set (G_OBJECT (audiowsincband), "upper-frequency", 44100 / 4.0 + 44100 / 16.0, NULL); inbuffer = gst_buffer_new_and_alloc (20 * sizeof (gdouble)); GST_BUFFER_TIMESTAMP (inbuffer) = 0; in = gst_buffer_map (inbuffer, NULL, NULL, GST_MAP_WRITE); for (i = 0; i < 20; i++) in[i] = 1.0; gst_buffer_unmap (inbuffer, in, -1); caps = gst_caps_from_string (AUDIO_WSINC_BAND_CAPS_STRING_64); gst_pad_set_caps (mysrcpad, caps); gst_caps_unref (caps); ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1); /* pushing gives away my reference ... */ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK); fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ())); /* ... and puts a new buffer on the global list */ fail_unless (g_list_length (buffers) >= 1); /* cleanup */ cleanup_audiowsincband (audiowsincband); } GST_END_TEST; static Suite * audiowsincband_suite (void) { Suite *s = suite_create ("audiowsincband"); TCase *tc_chain = tcase_create ("general"); suite_add_tcase (s, tc_chain); tcase_add_test (tc_chain, test_32_bp_0hz); tcase_add_test (tc_chain, test_32_bp_11025hz); tcase_add_test (tc_chain, test_32_bp_22050hz); tcase_add_test (tc_chain, test_32_br_0hz); tcase_add_test (tc_chain, test_32_br_11025hz); tcase_add_test (tc_chain, test_32_br_22050hz); tcase_add_test (tc_chain, test_32_small_buffer); tcase_add_test (tc_chain, test_64_bp_0hz); tcase_add_test (tc_chain, test_64_bp_11025hz); tcase_add_test (tc_chain, test_64_bp_22050hz); tcase_add_test (tc_chain, test_64_br_0hz); tcase_add_test (tc_chain, test_64_br_11025hz); tcase_add_test (tc_chain, test_64_br_22050hz); tcase_add_test (tc_chain, test_64_small_buffer); return s; } int main (int argc, char **argv) { int nf; Suite *s = audiowsincband_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; }