4 * Copyright (C) 2013 Samsung Electronics Co., Ltd. All rights reserved.
7 * KiTae Kim <kt920.kim@samsung.com>
8 * SeokYeon Hwang <syeon.hwang@samsung.com>
9 * YeongKyoon Lee <yeongkyoon.lee@samsung.com>
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Library General Public
13 * License as published by the Free Software Foundation; either
14 * version 2 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Library General Public License for more details.
21 * You should have received a copy of the GNU Library General Public
22 * License along with this library; if not, write to the
23 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
24 * Boston, MA 02111-1307, USA.
27 /* First, include the header file for the plugin, to bring in the
28 * object definition and other useful things.
38 #include "gstemulcommon.h"
40 GST_DEBUG_CATEGORY (emul_debug);
42 #define GST_TYPE_EMULDEC \
43 (gst_emul_dec_get_type())
44 #define GST_EMULDEC(obj) \
45 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_EMULDEC,GstEmulDec))
46 #define GST_EMULDEC_CLASS(klass) \
47 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_EMULDEC,GstEmulDecClass))
48 #define GST_IS_EMULDEC(obj) \
49 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_EMULDEC))
50 #define GST_IS_EMULDEC_CLASS(klass) \
51 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_EMULDEC))
53 gboolean gst_emuldec_register (GstPlugin *plugin, GList *element);
54 gboolean gst_emulenc_register (GstPlugin *plugin, GList *element);
56 static GList *codec_element = NULL;
59 gst_emul_codec_element_init ()
66 GList *element = NULL;
69 fd = open (CODEC_DEV, O_RDWR);
71 perror ("failed to open codec device");
75 ioctl (fd, CODEC_CMD_GET_VERSION, &version);
76 if (version != CODEC_VER) {
77 printf ("version conflict between device: %d, plugin: %d\n",
83 buffer = mmap (NULL, 4096, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
85 perror ("failure memory mapping.");
88 CODEC_PARAM_INIT (params);
89 params.api_index = CODEC_ELEMENT_INIT;
90 CODEC_WRITE_TO_QEMU (fd, ¶ms, 1);
93 CodecElement *elm = NULL;
95 elm = g_malloc0 (sizeof(CodecElement));
97 printf ("Failed to allocate memory.\n");
102 memcpy (&data_length, (uint8_t *)buffer + size, sizeof(data_length));
103 size += sizeof(data_length);
105 // printf ("There is no more avcodec.\n");
108 memcpy (elm, (uint8_t *)buffer + size, data_length);
111 printf("codec: %s, longname: %s, decode: %d, media: %d\n",
112 elm->name, elm->longname, elm->codec_type, elm->media_type);
114 element = g_list_append (element, elm);
117 codec_element = element;
119 munmap (buffer, 4096);
126 plugin_init (GstPlugin *plugin)
128 GST_DEBUG_CATEGORY_INIT (emul_debug,
129 "tizen-emul", 0, "Tizen Emulator Codec Elements");
132 gst_emul_init_pix_fmt_info ();
134 if (!gst_emul_codec_element_init ()) {
135 GST_ERROR ("failed to get codec elements from QEMU");
139 ret = gst_emuldec_register (plugin, codec_element);
141 GST_ERROR ("failed to register decoder elements");
145 ret = gst_emulenc_register (plugin, codec_element);
147 GST_ERROR ("failed to register encoder elements");
156 #define PACKAGE "GST-EMUL-CODEC"
163 "Codecs for Tizen Emulator",