/* GStreamer * * Copyright (C) 2007 Sebastian Dröge * * audiochebband.c: Unit test for the audiochebband 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 BUFFER_CAPS_STRING_32 \ "audio/x-raw, " \ "channels = (int) 1, " \ "rate = (int) 44100, " \ "format = (string) " GST_AUDIO_NE(F32) #define BUFFER_CAPS_STRING_64 \ "audio/x-raw, " \ "channels = (int) 1, " \ "rate = (int) 44100, " \ "format = (string) " GST_AUDIO_NE(F64) static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, GST_STATIC_CAPS ("audio/x-raw, " "channels = (int) 1, " "rate = (int) 44100, " "format = (string) { " GST_AUDIO_NE(F32) ", " GST_AUDIO_NE(F64) " }")); static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src", GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS ("audio/x-raw, " "channels = (int) 1, " "rate = (int) 44100, " "format = (string) { " GST_AUDIO_NE(F32) ", " GST_AUDIO_NE(F64) " }")); static GstElement * setup_audiochebband (void) { GstElement *audiochebband; GST_DEBUG ("setup_audiochebband"); audiochebband = gst_check_setup_element ("audiochebband"); mysrcpad = gst_check_setup_src_pad (audiochebband, &srctemplate); mysinkpad = gst_check_setup_sink_pad (audiochebband, &sinktemplate); gst_pad_set_active (mysrcpad, TRUE); gst_pad_set_active (mysinkpad, TRUE); return audiochebband; } static void cleanup_audiochebband (GstElement * audiochebband) { GST_DEBUG ("cleanup_audiochebband"); 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 (audiochebband); gst_check_teardown_sink_pad (audiochebband); gst_check_teardown_element (audiochebband); } /* Test if data containing only one frequency component * at 0 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_32_bp_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is preserved with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_32_bp_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.6); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type1_32_bp_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_32_br_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_32_br_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type1_32_br_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_64_bp_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is preserved with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_64_bp_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.6); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type1_64_bp_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_64_br_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type1_64_br_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type1_64_br_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 1, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 0.25, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_32_bp_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is preserved with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_32_bp_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.6); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type2_32_bp_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_32_br_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_32_br_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type2_32_br_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gfloat *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_allocate (NULL, 1024 * sizeof (gfloat), 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 (BUFFER_CAPS_STRING_32); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is erased with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_64_bp_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is preserved with bandpass mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_64_bp_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.6); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type2_64_bp_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandpass */ g_object_set (G_OBJECT (audiochebband), "mode", 0, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at 0 is preserved with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_64_br_0hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; /* Test if data containing only one frequency component * at band center is erased with bandreject mode and a * 2000Hz frequency band around rate/4 */ GST_START_TEST (test_type2_64_br_11025hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms <= 0.1); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } 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_type2_64_br_22050hz) { GstElement *audiochebband; GstBuffer *inbuffer, *outbuffer; GstCaps *caps; gdouble *in, *res, rms; gint i; audiochebband = setup_audiochebband (); /* Set to bandreject */ g_object_set (G_OBJECT (audiochebband), "mode", 1, NULL); g_object_set (G_OBJECT (audiochebband), "poles", 8, NULL); g_object_set (G_OBJECT (audiochebband), "type", 2, NULL); g_object_set (G_OBJECT (audiochebband), "ripple", 40.0, NULL); fail_unless (gst_element_set_state (audiochebband, GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS, "could not set to playing"); g_object_set (G_OBJECT (audiochebband), "lower-frequency", 44100 / 4.0 - 1000, NULL); g_object_set (G_OBJECT (audiochebband), "upper-frequency", 44100 / 4.0 + 1000, NULL); inbuffer = gst_buffer_new_and_alloc (1024 * sizeof (gdouble)); 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 (BUFFER_CAPS_STRING_64); fail_unless (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); /* ... and puts a new buffer on the global list */ fail_unless_equals_int (g_list_length (buffers), 1); fail_if ((outbuffer = (GstBuffer *) buffers->data) == NULL); res = gst_buffer_map (outbuffer, NULL, NULL, GST_MAP_READ); rms = 0.0; for (i = 0; i < 1024; i++) rms += res[i] * res[i]; rms = sqrt (rms / 1024.0); fail_unless (rms >= 0.9); gst_buffer_unmap (outbuffer, res, -1); /* cleanup */ cleanup_audiochebband (audiochebband); } GST_END_TEST; static Suite * audiochebband_suite (void) { Suite *s = suite_create ("audiochebband"); TCase *tc_chain = tcase_create ("general"); suite_add_tcase (s, tc_chain); tcase_add_test (tc_chain, test_type1_32_bp_0hz); tcase_add_test (tc_chain, test_type1_32_bp_11025hz); tcase_add_test (tc_chain, test_type1_32_bp_22050hz); tcase_add_test (tc_chain, test_type1_32_br_0hz); tcase_add_test (tc_chain, test_type1_32_br_11025hz); tcase_add_test (tc_chain, test_type1_32_br_22050hz); tcase_add_test (tc_chain, test_type1_64_bp_0hz); tcase_add_test (tc_chain, test_type1_64_bp_11025hz); tcase_add_test (tc_chain, test_type1_64_bp_22050hz); tcase_add_test (tc_chain, test_type1_64_br_0hz); tcase_add_test (tc_chain, test_type1_64_br_11025hz); tcase_add_test (tc_chain, test_type1_64_br_22050hz); tcase_add_test (tc_chain, test_type2_32_bp_0hz); tcase_add_test (tc_chain, test_type2_32_bp_11025hz); tcase_add_test (tc_chain, test_type2_32_bp_22050hz); tcase_add_test (tc_chain, test_type2_32_br_0hz); tcase_add_test (tc_chain, test_type2_32_br_11025hz); tcase_add_test (tc_chain, test_type2_32_br_22050hz); tcase_add_test (tc_chain, test_type2_64_bp_0hz); tcase_add_test (tc_chain, test_type2_64_bp_11025hz); tcase_add_test (tc_chain, test_type2_64_bp_22050hz); tcase_add_test (tc_chain, test_type2_64_br_0hz); tcase_add_test (tc_chain, test_type2_64_br_11025hz); tcase_add_test (tc_chain, test_type2_64_br_22050hz); return s; } int main (int argc, char **argv) { int nf; Suite *s = audiochebband_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; }