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Original commit message from CVS: * tests/check/libs/test_transform.c: (gst_test_trans_base_init), (gst_test_trans_class_init), (result_sink_chain), (result_buffer_alloc), (gst_test_trans_new), (gst_test_trans_free), (gst_test_trans_push), (gst_test_trans_pop): * tests/check/libs/transform1.c: (buffer_alloc_pt1), (set_caps_pt1), (GST_START_TEST), (set_caps_pt2), (transform_ip_1), (set_caps_1), (set_caps_ct1), (transform_ct1), (transform_caps_ct1), (transform_size_ct1), (buffer_alloc_ct1), (set_caps_ct2), (transform_ct2), (transform_caps_ct2), (transform_size_ct2), (buffer_alloc_ct2), (gst_basetransform_suite): More tests, prepare for tests with switching caps in buffer_alloc.
242 lines
6.4 KiB
C
242 lines
6.4 KiB
C
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#include <gst/base/gstbasetransform.h>
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typedef struct
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{
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GstPad *srcpad;
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GstPad *sinkpad;
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GList *events;
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GList *buffers;
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GstElement *trans;
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GstBaseTransformClass *klass;
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GstPadBufferAllocFunction buffer_alloc;
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} TestTransData;
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static GstStaticPadTemplate gst_test_trans_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("foo/x-bar")
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);
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static GstStaticPadTemplate gst_test_trans_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("foo/x-bar")
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);
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typedef struct _GstTestTrans GstTestTrans;
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typedef struct _GstTestTransClass GstTestTransClass;
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#define GST_TYPE_TEST_TRANS \
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(gst_test_trans_get_type())
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#define GST_TEST_TRANS(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_TEST_TRANS,GstTestTrans))
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#define GST_TEST_TRANS_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_TEST_TRANS,GstTestTransClass))
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#define GST_TEST_TRANS_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_TEST_TRANS, GstTestTransClass))
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#define GST_IS_TEST_TRANS(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_TEST_TRANS))
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#define GST_IS_TEST_TRANS_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_TEST_TRANS))
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struct _GstTestTrans
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{
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GstBaseTransform element;
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TestTransData *data;
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};
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struct _GstTestTransClass
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{
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GstBaseTransformClass parent_class;
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};
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GST_BOILERPLATE (GstTestTrans, gst_test_trans, GstBaseTransform,
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GST_TYPE_BASE_TRANSFORM);
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static GstFlowReturn (*klass_transform) (GstBaseTransform * trans,
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GstBuffer * inbuf, GstBuffer * outbuf) = NULL;
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static GstFlowReturn (*klass_transform_ip) (GstBaseTransform * trans,
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GstBuffer * buf) = NULL;
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static gboolean (*klass_set_caps) (GstBaseTransform * trans, GstCaps * incaps,
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GstCaps * outcaps) = NULL;
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static GstCaps *(*klass_transform_caps) (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * caps) = NULL;
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static gboolean (*klass_transform_size) (GstBaseTransform * trans,
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GstPadDirection direction, GstCaps * caps, guint size, GstCaps * othercaps,
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guint * othersize) = NULL;
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static gboolean klass_passthrough_on_same_caps = FALSE;
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static GstStaticPadTemplate *sink_template = &gst_test_trans_sink_template;
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static GstStaticPadTemplate *src_template = &gst_test_trans_src_template;
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static void
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gst_test_trans_base_init (gpointer g_class)
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{
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GstElementClass *element_class;
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element_class = GST_ELEMENT_CLASS (g_class);
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gst_element_class_set_details_simple (element_class, "TestTrans",
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"Filter/Test", "Test transform", "Wim Taymans <wim.taymans@gmail.com>");
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (sink_template));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (src_template));
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}
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static void
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gst_test_trans_class_init (GstTestTransClass * klass)
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{
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GObjectClass *gobject_class;
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GstBaseTransformClass *trans_class;
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gobject_class = (GObjectClass *) klass;
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trans_class = (GstBaseTransformClass *) klass;
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trans_class->passthrough_on_same_caps = klass_passthrough_on_same_caps;
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trans_class->transform_ip = klass_transform_ip;
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trans_class->transform = klass_transform;
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trans_class->transform_caps = klass_transform_caps;
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trans_class->transform_size = klass_transform_size;
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trans_class->set_caps = klass_set_caps;
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}
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static void
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gst_test_trans_init (GstTestTrans * this, GstTestTransClass * g_class)
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{
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}
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static void
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gst_test_trans_set_data (GstTestTrans * this, TestTransData * data)
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{
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this->data = data;
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}
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static GstFlowReturn
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result_sink_chain (GstPad * pad, GstBuffer * buffer)
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{
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TestTransData *data;
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data = gst_pad_get_element_private (pad);
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data->buffers = g_list_append (data->buffers, buffer);
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return GST_FLOW_OK;
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}
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static GstFlowReturn
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result_buffer_alloc (GstPad * pad, guint64 offset, guint size, GstCaps * caps,
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GstBuffer ** buf)
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{
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GstFlowReturn res;
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TestTransData *data;
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data = gst_pad_get_element_private (pad);
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if (data->buffer_alloc) {
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res = data->buffer_alloc (pad, offset, size, caps, buf);
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} else {
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*buf = gst_buffer_new_and_alloc (size);
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gst_buffer_set_caps (*buf, caps);
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res = GST_FLOW_OK;
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}
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return res;
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}
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static TestTransData *
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gst_test_trans_new (void)
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{
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TestTransData *res;
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GstPad *tmp;
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GstPadTemplate *templ;
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res = g_new0 (TestTransData, 1);
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res->trans = g_object_new (GST_TYPE_TEST_TRANS, NULL);
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templ = gst_static_pad_template_get (sink_template);
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templ->direction = GST_PAD_SRC;
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res->srcpad = gst_pad_new_from_template (templ, "src");
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gst_object_unref (templ);
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templ = gst_static_pad_template_get (src_template);
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templ->direction = GST_PAD_SINK;
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res->sinkpad = gst_pad_new_from_template (templ, "sink");
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gst_object_unref (templ);
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res->klass = GST_BASE_TRANSFORM_GET_CLASS (res->trans);
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gst_test_trans_set_data (GST_TEST_TRANS (res->trans), res);
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gst_pad_set_element_private (res->sinkpad, res);
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gst_pad_set_bufferalloc_function (res->sinkpad, result_buffer_alloc);
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gst_pad_set_chain_function (res->sinkpad, result_sink_chain);
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tmp = gst_element_get_static_pad (res->trans, "sink");
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gst_pad_link (res->srcpad, tmp);
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gst_object_unref (tmp);
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tmp = gst_element_get_static_pad (res->trans, "src");
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gst_pad_link (tmp, res->sinkpad);
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gst_object_unref (tmp);
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gst_pad_set_active (res->sinkpad, TRUE);
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gst_element_set_state (res->trans, GST_STATE_PAUSED);
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gst_pad_set_active (res->srcpad, TRUE);
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return res;
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}
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static void
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gst_test_trans_free (TestTransData * data)
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{
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GstPad *tmp;
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gst_pad_set_active (data->sinkpad, FALSE);
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gst_element_set_state (data->trans, GST_STATE_NULL);
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gst_pad_set_active (data->srcpad, FALSE);
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tmp = gst_element_get_static_pad (data->trans, "src");
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gst_pad_unlink (tmp, data->sinkpad);
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gst_object_unref (tmp);
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tmp = gst_element_get_static_pad (data->trans, "sink");
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gst_pad_link (data->srcpad, tmp);
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gst_object_unref (tmp);
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gst_object_unref (data->srcpad);
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gst_object_unref (data->sinkpad);
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gst_object_unref (data->trans);
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g_free (data);
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}
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static GstFlowReturn
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gst_test_trans_push (TestTransData * data, GstBuffer * buffer)
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{
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GstFlowReturn ret;
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ret = gst_pad_push (data->srcpad, buffer);
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return ret;
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}
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static GstBuffer *
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gst_test_trans_pop (TestTransData * data)
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{
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GstBuffer *ret;
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if (data->buffers) {
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ret = data->buffers->data;
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data->buffers = g_list_delete_link (data->buffers, data->buffers);
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} else {
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ret = NULL;
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}
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return ret;
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}
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