+++ /dev/null
-/*
- * gstskeldec.c - GStreamer annodex skeleton decoder
- * Copyright (C) 2005 Alessandro Decina
- *
- * Authors:
- * Alessandro Decina <alessandro@nnva.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#include <string.h>
-#include "gstskeldec.h"
-#include "gstskeltag.h"
-#include "gstannodex.h"
-
-GST_DEBUG_CATEGORY (skeldec);
-#define GST_CAT_DEFAULT skeldec
-
-#define FISHEAD_SIZE 64
-#define FISBONE_MIN_SIZE 52
-
-enum
-{
- GST_SKEL_TAG_FISHEAD_UTC_LEN = 19
-};
-
-enum
-{
- LAST_SIGNAL
-};
-
-static GstElementDetails gst_skel_dec_details = {
- "skeldec: Annodex skeleton stream decoder",
- "Codec/Decoder",
- "Decodes ogg skeleton streams",
- "Alessandro Decina <alessandro@nnva.org>",
-};
-
-static GstStaticPadTemplate gst_skel_dec_src_factory =
-GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("application/x-ogg-skeleton, parsed=(boolean)TRUE")
- );
-
-static GstStaticPadTemplate gst_skel_dec_sink_factory =
-GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("application/x-ogg-skeleton, parsed=(boolean)FALSE")
- );
-
-/* GstSkelDec prototypes */
-GST_BOILERPLATE (GstSkelDec, gst_skel_dec, GstElement, GST_TYPE_ELEMENT);
-static gboolean gst_skel_dec_sink_query (GstPad * pad, GstQuery * query);
-static GstStateChangeReturn gst_skel_dec_change_state (GstElement * element,
- GstStateChange transition);
-static GstFlowReturn gst_skel_dec_chain (GstPad * pad, GstBuffer * buffer);
-static GstFlowReturn gst_skel_dec_parse_fishead (GstSkelDec * dec,
- GstBuffer * buffer);
-static GstFlowReturn gst_skel_dec_parse_fisbone (GstSkelDec * dec,
- GstBuffer * buffer);
-
-/* GstSkelDec code */
-static void
-gst_skel_dec_base_init (gpointer g_class)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
-
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_skel_dec_sink_factory));
- gst_element_class_add_pad_template (element_class,
- gst_static_pad_template_get (&gst_skel_dec_src_factory));
- gst_element_class_set_details (element_class, &gst_skel_dec_details);
-}
-
-static void
-gst_skel_dec_class_init (GstSkelDecClass * klass)
-{
- GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
-
- element_class->change_state = gst_skel_dec_change_state;
-}
-
-static void
-gst_skel_dec_init (GstSkelDec * dec, GstSkelDecClass * klass)
-{
- dec->sinkpad =
- gst_pad_new_from_static_template (&gst_skel_dec_sink_factory, "sink");
- gst_pad_set_query_function (dec->sinkpad, gst_skel_dec_sink_query);
- gst_pad_set_chain_function (dec->sinkpad, gst_skel_dec_chain);
- gst_element_add_pad (GST_ELEMENT (dec), dec->sinkpad);
-
- dec->srcpad =
- gst_pad_new_from_static_template (&gst_skel_dec_src_factory, "src");
- gst_element_add_pad (GST_ELEMENT (dec), dec->srcpad);
-
-}
-
-static gboolean
-gst_skel_dec_sink_query (GstPad * pad, GstQuery * query)
-{
- gboolean res = FALSE;
-
- switch (GST_QUERY_TYPE (query)) {
- case GST_QUERY_CONVERT:
- {
- GstFormat src_format, dest_format;
- gint64 src_val, dest_val;
-
- gst_query_parse_convert (query, &src_format, &src_val,
- &dest_format, &dest_val);
-
- if (dest_format == GST_FORMAT_TIME) {
- dest_val = GST_CLOCK_TIME_NONE;
- res = TRUE;
- }
-
- if (res) {
- gst_query_set_convert (query, src_format, src_val,
- dest_format, dest_val);
- }
-
- break;
- }
- default:
- break;
- }
-
- return res;
-}
-
-static GstStateChangeReturn
-gst_skel_dec_change_state (GstElement * element, GstStateChange transition)
-{
- GstSkelDec *dec = GST_SKEL_DEC (element);
- GstStateChangeReturn res;
-
- /* handle the upward state changes */
- switch (transition) {
- case GST_STATE_CHANGE_READY_TO_PAUSED:
- dec->major = 0;
- dec->minor = 0;
- break;
- default:
- break;
- }
-
- res = parent_class->change_state (element, transition);
-
- /* no need to handle downward state changes */
-
- return res;
-}
-
-static GstFlowReturn
-gst_skel_dec_chain (GstPad * pad, GstBuffer * buffer)
-{
- GstSkelDec *dec = GST_SKEL_DEC (GST_PAD_PARENT (pad));
- GstFlowReturn ret;
-
- gint size = GST_BUFFER_SIZE (buffer);
- guint8 *data = GST_BUFFER_DATA (buffer);
-
- if (GST_BUFFER_SIZE (buffer) == 0) {
- /* the skeleton EOS has no packet data */
- return GST_FLOW_OK;
- }
-
- if (size >= GST_SKEL_OGG_FISHEAD_SIZE && !memcmp (data, "fishead\0", 8)) {
- ret = gst_skel_dec_parse_fishead (dec, buffer);
- } else if (size >= 8 && !memcmp (data, "fisbone\0", 8)) {
- ret = gst_skel_dec_parse_fisbone (dec, buffer);
- } else {
- /* maybe it would be better to ignore the packet */
- GST_ELEMENT_ERROR (dec, STREAM, DECODE, (NULL), ("unknown packet type"));
- ret = GST_FLOW_UNEXPECTED;
- }
-
- return ret;
-}
-
-static GstFlowReturn
-gst_skel_dec_parse_fishead (GstSkelDec * dec, GstBuffer * buffer)
-{
- GstTagList *tags;
- guint8 *data = GST_BUFFER_DATA (buffer);
- GstSkelTagFishead *fishead;
-
- if (GST_BUFFER_SIZE (buffer) != FISHEAD_SIZE)
- goto wrong_size;
-
- fishead = g_object_new (GST_TYPE_SKEL_TAG_FISHEAD, NULL);
-
- data += 8;
- fishead->major = GST_READ_UINT16_LE (data);
- data += 2;
- fishead->minor = GST_READ_UINT16_LE (data);
- data += 2;
- fishead->prestime_n = (gint64) GST_READ_UINT64_LE (data);
- data += 8;
- fishead->prestime_d = (gint64) GST_READ_UINT64_LE (data);
- data += 8;
- fishead->basetime_n = (gint64) GST_READ_UINT64_LE (data);
- data += 8;
- fishead->basetime_d = (gint64) GST_READ_UINT64_LE (data);
- data += 8;
- fishead->utc = g_strndup ((gchar *) data, GST_SKEL_TAG_FISHEAD_UTC_LEN);
-
- GST_INFO_OBJECT (dec, "fishead parsed ("
- "major: %" G_GUINT16_FORMAT " minor: %" G_GUINT16_FORMAT
- " prestime_n: %" G_GINT64_FORMAT " prestime_d: %" G_GINT64_FORMAT
- " basetime_n: %" G_GINT64_FORMAT " basetime_d: %" G_GINT64_FORMAT
- " utc: %s)", fishead->major, fishead->minor, fishead->prestime_n,
- fishead->prestime_d, fishead->basetime_n, fishead->basetime_d,
- fishead->utc);
-
- /* send the TAG_MESSAGE */
- tags = gst_tag_list_new ();
- gst_tag_list_add (tags, GST_TAG_MERGE_APPEND,
- GST_TAG_SKELETON_FISHEAD, fishead, NULL);
- gst_element_found_tags_for_pad (GST_ELEMENT (dec), dec->srcpad, tags);
-
- g_object_unref (fishead);
-
- /* forward the fishead */
- gst_buffer_set_caps (buffer,
- gst_static_pad_template_get_caps (&gst_skel_dec_src_factory));
- return gst_pad_push (dec->srcpad, buffer);
-
-wrong_size:
- GST_ELEMENT_ERROR (dec, STREAM, DECODE,
- (NULL), ("wrong fishead packet size: %d", GST_BUFFER_SIZE (buffer)));
-
- gst_buffer_unref (buffer);
- return GST_FLOW_ERROR;
-}
-
-static GstFlowReturn
-gst_skel_dec_parse_fisbone (GstSkelDec * dec, GstBuffer * buffer)
-{
- GstSkelTagFisbone *fisbone;
- guint8 *data;
- gchar *headers;
- gchar **tokens;
- const gchar *content_type;
- GstTagList *tags;
- GValue *val;
-
- if (GST_BUFFER_SIZE (buffer) < FISBONE_MIN_SIZE)
- goto wrong_size;
-
- data = GST_BUFFER_DATA (buffer);
- fisbone = g_object_new (GST_TYPE_SKEL_TAG_FISBONE, NULL);
-
- data += 8;
- fisbone->hdr_offset = GST_READ_UINT32_LE (data);
- data += 4;
- fisbone->serialno = GST_READ_UINT32_LE (data);
- data += 4;
- fisbone->hdr_num = GST_READ_UINT32_LE (data);
- data += 4;
- fisbone->granulerate_n = GST_READ_UINT64_LE (data);
- data += 8;
- fisbone->granulerate_d = GST_READ_UINT64_LE (data);
- data += 8;
- fisbone->start_granule = GST_READ_UINT64_LE (data);
- data += 8;
- fisbone->preroll = GST_READ_UINT32_LE (data);
- data += 4;
- fisbone->granuleshift = GST_READ_UINT8 (data);
- data += 1;
- data += 3; /* padding */
-
- /* 8 = strlen ("fishead\0") */
- headers = g_strndup ((gchar *) data,
- GST_BUFFER_SIZE (buffer) - 8 - fisbone->hdr_offset);
- fisbone->headers = gst_annodex_parse_headers (headers);
- g_free (headers);
-
- if (!fisbone->headers)
- goto bad_headers;
-
- /* check for the mandatory Content-Type header: it MUST be the first
- * header */
- if (fisbone->headers->n_values < 2 ||
- (val = g_value_array_get_nth (fisbone->headers, 0)) == NULL ||
- strcmp (g_value_get_string (val), "Content-Type"))
- goto no_content_type;
-
- /* get the Content-Type value */
- val = g_value_array_get_nth (fisbone->headers, 1);
- content_type = g_value_get_string (val);
-
- /* Content-Type must not be empty */
- if (*content_type == '\0')
- goto bad_content_type;
-
- /* split the content-type field into "content_type; encoding" */
- tokens = g_strsplit (content_type, ";", 2);
- fisbone->content_type = g_strdup (g_strstrip (tokens[0]));
- fisbone->encoding = tokens[1] == NULL ? NULL :
- g_strdup (g_strstrip (tokens[1]));
- g_strfreev (tokens);
-
- GST_INFO_OBJECT (dec, "fisbone parsed ("
- "serialno %" G_GUINT32_FORMAT " granulerate_n: %" G_GINT64_FORMAT
- " granulerate_d: %" G_GINT64_FORMAT " start_granule: %" G_GINT64_FORMAT
- " preroll: %" G_GUINT32_FORMAT " granuleshift: %d"
- " content-type: %s)",
- fisbone->serialno, fisbone->granulerate_n, fisbone->granulerate_d,
- fisbone->start_granule, fisbone->preroll, fisbone->granuleshift,
- fisbone->content_type);
-
- /* send the tag message */
- tags = gst_tag_list_new ();
- gst_tag_list_add (tags, GST_TAG_MERGE_APPEND,
- GST_TAG_SKELETON_FISBONE, fisbone, NULL);
- gst_element_found_tags_for_pad (GST_ELEMENT (dec), dec->srcpad, tags);
-
- g_object_unref (fisbone);
-
- gst_buffer_set_caps (buffer,
- gst_static_pad_template_get_caps (&gst_skel_dec_src_factory));
- return gst_pad_push (dec->srcpad, buffer);
-
-wrong_size:
- GST_ELEMENT_ERROR (dec, STREAM, DECODE,
- (NULL), ("wrong fisbone size (%d)", GST_BUFFER_SIZE (buffer)));
- gst_buffer_unref (buffer);
- return GST_FLOW_ERROR;
-
-bad_headers:
- GST_ELEMENT_ERROR (dec, STREAM, DECODE, (NULL), ("bad fisbone headers"));
- gst_buffer_unref (buffer);
- g_object_unref (fisbone);
- return GST_FLOW_ERROR;
-
-no_content_type:
-bad_content_type:
- GST_ELEMENT_ERROR (dec, STREAM, DECODE,
- (NULL), ("missing or bad fisbone content-type"));
- gst_buffer_unref (buffer);
- g_object_unref (fisbone);
- return GST_FLOW_ERROR;
-}
-
-gboolean
-gst_skel_dec_plugin_init (GstPlugin * plugin)
-{
- if (!gst_element_register (plugin, "skeldec", GST_RANK_PRIMARY,
- gst_skel_dec_get_type ()))
- return FALSE;
-
- gst_tag_register (GST_TAG_SKELETON_FISHEAD, GST_TAG_FLAG_META,
- GST_TYPE_SKEL_TAG_FISHEAD, "skeleton-fishead",
- "annodex skeleton fishead tag", NULL);
-
- gst_tag_register (GST_TAG_SKELETON_FISBONE, GST_TAG_FLAG_META,
- GST_TYPE_SKEL_TAG_FISBONE, "skeleton-fisbone",
- "annodex skeleton fisbone tag", NULL);
-
- GST_DEBUG_CATEGORY_INIT (skeldec, "skeldec", 0,
- "annodex skeleton decoding element");
-
- return TRUE;
-}
+++ /dev/null
-/*
- * skeldec.c - GStreamer annodex skeleton decoder test suite
- * Copyright (C) 2005 Alessandro Decina
- *
- * Authors:
- * Alessandro Decina <alessandro@nnva.org>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 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
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the
- * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- * Boston, MA 02111-1307, USA.
- */
-
-#include <gst/check/gstcheck.h>
-
-GList *buffers;
-
-GstPad *srcpad, *sinkpad;
-
-#define SKELETON_CAPS "application/x-ogg-skeleton"
-
-#define SKELETON_FISHEAD \
- "fishead\0"\
- "\x03\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
-
-#define SKELETON_FISHEAD_SIZE 64
-
-#define SKELETON_FISBONE \
- "fisbone\0"\
- "\x2c\0\0\0"\
- "\x39\x30\0\0"\
- "\x39\x30\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0\0\0\0\0"\
- "\x39\x30\0\0"\
- "\x20"\
- "\0\0\0"\
- "Content-Type: application/ogg; UTF-8\r\n"
-
-#define SKELETON_FISBONE_SIZE 90
-
-static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
- GST_PAD_SINK,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS_ANY);
-
-static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
- GST_PAD_SRC,
- GST_PAD_ALWAYS,
- GST_STATIC_CAPS (SKELETON_CAPS)
- );
-
-static GstElement *
-setup_skeldec ()
-{
- GstElement *skeldec;
-
- GST_DEBUG ("setup_skeldec");
- skeldec = gst_check_setup_element ("skeldec");
- srcpad = gst_check_setup_src_pad (skeldec, &srctemplate, NULL);
- sinkpad = gst_check_setup_sink_pad (skeldec, &sinktemplate, NULL);
-
- return skeldec;
-}
-
-static void
-cleanup_skeldec (GstElement * skeldec)
-{
- GST_DEBUG ("cleanup_skeldec");
-
- gst_check_teardown_src_pad (skeldec);
- gst_check_teardown_sink_pad (skeldec);
- gst_check_teardown_element (skeldec);
-}
-
-static void
-skel_buffer_unref (void *buf, void *user_data)
-{
- GstBuffer *buffer = GST_BUFFER (buf);
-
- ASSERT_OBJECT_REFCOUNT (buffer, "skel-buffer", 1);
- gst_buffer_unref (buffer);
-}
-
-static GstBuffer *
-skel_buffer_new (gchar * buffer_data, guint size)
-{
- GstBuffer *buffer;
- GstCaps *caps;
-
- buffer = gst_buffer_new_and_alloc (size);
- memcpy (GST_BUFFER_DATA (buffer), buffer_data, size);
- caps = gst_caps_from_string (SKELETON_CAPS);
- gst_buffer_set_caps (buffer, caps);
- gst_caps_unref (caps);
-
- return buffer;
-}
-
-GST_START_TEST (test_dec)
-{
- GstElement *skeldec;
- GstBus *bus;
- GstBuffer *inbuffer;
- GstMessage *message;
- GstTagList *tags;
- const GValue *tag_val, *val;
- GObject *tag;
- gint major, minor;
- gint64 prestime_n, prestime_d;
- gint64 basetime_n, basetime_d;
- guint serial_number;
- gint64 granule_rate_n, granule_rate_d;
- gint64 granule_start;
- guint64 preroll;
- guint granule_shift;
- GValueArray *headers;
- gchar *content_type;
- gchar *encoding;
-
- skeldec = setup_skeldec ();
-
- bus = gst_bus_new ();
- gst_element_set_bus (skeldec, bus);
-
- fail_unless (gst_element_set_state (skeldec,
- GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
- "could not set to playing");
-
- /* test the fishead */
- inbuffer = skel_buffer_new (SKELETON_FISHEAD, SKELETON_FISHEAD_SIZE);
- fail_unless_equals_int (gst_pad_push (srcpad, inbuffer), GST_FLOW_OK);
-
- message = gst_bus_poll (bus, GST_MESSAGE_TAG, -1);
- fail_unless (GST_MESSAGE_SRC (message) == GST_OBJECT (skeldec));
-
- gst_message_parse_tag (message, &tags);
- fail_unless (tags != NULL);
- fail_unless_equals_int (gst_tag_list_get_tag_size (tags,
- GST_TAG_SKELETON_FISHEAD), 1);
-
- tag_val = gst_tag_list_get_value_index (tags, GST_TAG_SKELETON_FISHEAD, 0);
- fail_unless (tag_val != NULL);
-
- tag = g_value_get_object (tag_val);
- fail_unless (tag != NULL);
-
- g_object_get (tag,
- "version-major", &major, "version-minor", &minor,
- "presentation-time-numerator", &prestime_n,
- "presentation-time-denominator", &prestime_d,
- "base-time-numerator", &basetime_n,
- "base-time-denominator", &basetime_d, NULL);
-
- fail_unless_equals_int (major, 3);
- fail_unless_equals_int (minor, 0);
- fail_unless_equals_int (prestime_n, 12345);
- fail_unless_equals_int (prestime_d, 12345);
- fail_unless_equals_int (basetime_n, 12345);
- fail_unless_equals_int (basetime_d, 12345);
-
- gst_tag_list_free (tags);
- gst_message_unref (message);
-
- /* test the fisbone */
- inbuffer = skel_buffer_new (SKELETON_FISBONE, SKELETON_FISBONE_SIZE);
- fail_unless_equals_int (gst_pad_push (srcpad, inbuffer), GST_FLOW_OK);
-
- message = gst_bus_poll (bus, GST_MESSAGE_TAG, -1);
- fail_unless (GST_MESSAGE_SRC (message) == GST_OBJECT (skeldec));
-
- gst_message_parse_tag (message, &tags);
- fail_unless (tags != NULL);
- fail_unless_equals_int (gst_tag_list_get_tag_size (tags,
- GST_TAG_SKELETON_FISBONE), 1);
-
- tag_val = gst_tag_list_get_value_index (tags, GST_TAG_SKELETON_FISBONE, 0);
- fail_unless (tag_val != NULL);
-
- tag = g_value_get_object (tag_val);
- fail_unless (tag != NULL);
-
- g_object_get (tag, "serial-number", &serial_number,
- "granule-rate-numerator", &granule_rate_n,
- "granule-rate-denominator", &granule_rate_d,
- "granule-start", &granule_start,
- "granule-shift", &granule_shift,
- "preroll", &preroll,
- "headers", &headers,
- "content-type", &content_type, "encoding", &encoding, NULL);
-
- fail_unless_equals_int (serial_number, 12345);
- fail_unless_equals_int (granule_rate_n, 12345);
- fail_unless_equals_int (granule_rate_d, 12345);
- fail_unless_equals_int (granule_start, 12345);
- fail_unless_equals_int (preroll, 12345);
- fail_unless_equals_int (granule_shift, 32);
- fail_unless_equals_int (headers->n_values, 2);
- fail_unless_equals_string (content_type, "application/ogg");
- fail_unless_equals_string (encoding, "UTF-8");
-
- g_value_array_free (headers);
- g_free (content_type);
- g_free (encoding);
- gst_tag_list_free (tags);
- gst_message_unref (message);
- gst_bus_set_flushing (bus, TRUE);
- gst_object_unref (bus);
- g_list_foreach (buffers, skel_buffer_unref, NULL);
- cleanup_skeldec (skeldec);
-}
-
-GST_END_TEST;
-
-static Suite *
-skeldec_suite ()
-{
- Suite *s = suite_create ("skeldec");
- TCase *tc_chain = tcase_create ("general");
-
- suite_add_tcase (s, tc_chain);
- tcase_add_test (tc_chain, test_dec);
-
- return s;
-}
-
-int
-main (int argc, char **argv)
-{
- int nf;
-
- Suite *s = skeldec_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;
-}
projects / platform / upstream / gst-plugins-good.git / commitdiff