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256 lines
7 KiB
C
256 lines
7 KiB
C
/* GStreamer
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* Copyright (C) 2009 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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <gst/check/gstcheck.h>
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#include <gst/audio/audio.h>
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#include <glib/gstdio.h>
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static guint16
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_get_first_sample (GstSample * sample)
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{
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GstAudioInfo info;
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GstCaps *caps;
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GstBuffer *buf;
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GstMapInfo map;
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guint16 res;
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fail_unless (sample != NULL, "NULL sample");
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caps = gst_sample_get_caps (sample);
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fail_unless (caps != NULL, "sample without caps");
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buf = gst_sample_get_buffer (sample);
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GST_DEBUG ("buffer with size=%" G_GSIZE_FORMAT ", caps=%" GST_PTR_FORMAT,
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gst_buffer_get_size (buf), caps);
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gst_buffer_map (buf, &map, GST_MAP_READ);
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/* log buffer details */
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GST_MEMDUMP ("buffer data from decoder", map.data, map.size);
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/* make sure it's the format we expect */
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fail_unless (gst_audio_info_from_caps (&info, caps));
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fail_unless_equals_int (GST_AUDIO_INFO_WIDTH (&info), 16);
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fail_unless_equals_int (GST_AUDIO_INFO_DEPTH (&info), 16);
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fail_unless_equals_int (GST_AUDIO_INFO_RATE (&info), 44100);
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fail_unless_equals_int (GST_AUDIO_INFO_CHANNELS (&info), 1);
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if (GST_AUDIO_INFO_IS_LITTLE_ENDIAN (&info))
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res = GST_READ_UINT16_LE (map.data);
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else
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res = GST_READ_UINT16_BE (map.data);
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gst_buffer_unmap (buf, &map);
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return res;
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}
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GST_START_TEST (test_decode)
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{
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GstElement *pipeline;
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GstElement *appsink;
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GstSample *sample = NULL;
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guint16 first_sample = 0;
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guint size = 0;
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gchar *path =
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g_build_filename (GST_TEST_FILES_PATH, "audiotestsrc.flac", NULL);
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gchar *pipe_desc =
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g_strdup_printf
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("filesrc location=\"%s\" ! flacparse ! flacdec ! appsink name=sink",
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path);
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pipeline = gst_parse_launch (pipe_desc, NULL);
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fail_unless (pipeline != NULL);
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g_free (path);
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g_free (pipe_desc);
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appsink = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
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fail_unless (appsink != NULL);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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do {
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g_signal_emit_by_name (appsink, "pull-sample", &sample);
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if (sample == NULL)
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break;
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if (first_sample == 0)
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first_sample = _get_first_sample (sample);
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size += gst_buffer_get_size (gst_sample_get_buffer (sample));
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gst_sample_unref (sample);
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sample = NULL;
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}
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while (TRUE);
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/* audiotestsrc with samplesperbuffer 1024 and 10 num-buffers */
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fail_unless_equals_int (size, 20480);
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fail_unless_equals_int (first_sample, 0x066a);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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g_object_unref (pipeline);
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g_object_unref (appsink);
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}
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GST_END_TEST;
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GST_START_TEST (test_decode_seek_full)
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{
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GstElement *pipeline;
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GstElement *appsink;
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GstEvent *event;
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GstSample *sample = NULL;
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guint16 first_sample = 0;
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guint size = 0;
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gchar *path =
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g_build_filename (GST_TEST_FILES_PATH, "audiotestsrc.flac", NULL);
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gchar *pipe_desc =
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g_strdup_printf
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("filesrc location=\"%s\" ! flacparse ! flacdec ! appsink name=sink",
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path);
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pipeline = gst_parse_launch (pipe_desc, NULL);
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fail_unless (pipeline != NULL);
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g_free (pipe_desc);
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g_free (path);
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appsink = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
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fail_unless (appsink != NULL);
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
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/* do a seek that should give us the complete output */
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event = gst_event_new_seek (1.0, GST_FORMAT_DEFAULT, GST_SEEK_FLAG_FLUSH,
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GST_SEEK_TYPE_SET, 0, GST_SEEK_TYPE_SET, 20480);
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fail_unless (gst_element_send_event (appsink, event));
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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do {
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g_signal_emit_by_name (appsink, "pull-sample", &sample);
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if (sample == NULL)
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break;
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if (first_sample == 0)
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first_sample = _get_first_sample (sample);
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size += gst_buffer_get_size (gst_sample_get_buffer (sample));
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gst_sample_unref (sample);
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sample = NULL;
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}
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while (TRUE);
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/* file was generated with audiotestsrc
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* with 1024 samplesperbuffer and 10 num-buffers in 16 bit audio */
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fail_unless_equals_int (size, 20480);
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fail_unless_equals_int (first_sample, 0x066a);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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g_object_unref (pipeline);
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g_object_unref (appsink);
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}
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GST_END_TEST;
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GST_START_TEST (test_decode_seek_partial)
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{
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GstElement *pipeline;
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GstElement *appsink;
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GstEvent *event;
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GstSample *sample = NULL;
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guint size = 0;
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guint16 first_sample = 0;
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gchar *path =
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g_build_filename (GST_TEST_FILES_PATH, "audiotestsrc.flac", NULL);
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gchar *pipe_desc =
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g_strdup_printf
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("filesrc location=\"%s\" ! flacparse ! flacdec ! appsink name=sink",
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path);
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pipeline = gst_parse_launch (pipe_desc, NULL);
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fail_unless (pipeline != NULL);
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g_free (path);
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g_free (pipe_desc);
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appsink = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
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fail_unless (appsink != NULL);
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
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/* do a partial seek to get the first 1024 samples or 2048 bytes */
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event = gst_event_new_seek (1.0, GST_FORMAT_DEFAULT, GST_SEEK_FLAG_FLUSH,
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GST_SEEK_TYPE_SET, 0, GST_SEEK_TYPE_SET, 1024);
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GST_DEBUG ("seeking");
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fail_unless (gst_element_send_event (appsink, event));
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GST_DEBUG ("seeked");
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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do {
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GST_DEBUG ("pulling sample");
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g_signal_emit_by_name (appsink, "pull-sample", &sample);
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GST_DEBUG ("pulled sample %p", sample);
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if (sample == NULL)
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break;
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if (first_sample == 0) {
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first_sample = _get_first_sample (sample);
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}
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size += gst_buffer_get_size (gst_sample_get_buffer (sample));
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gst_sample_unref (sample);
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sample = NULL;
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}
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while (TRUE);
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/* allow for sample round-up clipping effect */
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fail_unless (size == 2048 || size == 2050);
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fail_unless_equals_int (first_sample, 0x066a);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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g_object_unref (pipeline);
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g_object_unref (appsink);
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}
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GST_END_TEST;
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static Suite *
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flacdec_suite (void)
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{
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Suite *s = suite_create ("flacdec");
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TCase *tc_chain = tcase_create ("linear");
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/* time out after 60s, not the default 3 */
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tcase_set_timeout (tc_chain, 60);
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_decode);
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tcase_add_test (tc_chain, test_decode_seek_full);
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tcase_add_test (tc_chain, test_decode_seek_partial);
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return s;
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}
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GST_CHECK_MAIN (flacdec);
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