2 * Copyright (C) 2007-2009 Nokia Corporation.
4 * Author: Felipe Contreras <felipe.contreras@nokia.com>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation
9 * version 2.1 of the License.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "gstomx_mpeg4enc.h"
25 GSTOMX_BOILERPLATE (GstOmxMpeg4Enc, gst_omx_mpeg4enc, GstOmxBaseVideoEnc,
26 GST_OMX_BASE_VIDEOENC_TYPE);
29 type_base_init (gpointer g_class)
31 GstElementClass *element_class;
33 element_class = GST_ELEMENT_CLASS (g_class);
35 gst_element_class_set_details_simple (element_class,
36 "OpenMAX IL MPEG-4 video encoder",
37 "Codec/Encoder/Video",
38 "Encodes video in MPEG-4 format with OpenMAX IL", "Felipe Contreras");
40 gst_element_class_add_pad_template (element_class,
41 gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
42 gstomx_template_caps (G_TYPE_FROM_CLASS (g_class), "sink")));
44 gst_element_class_add_pad_template (element_class,
45 gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
46 gstomx_template_caps (G_TYPE_FROM_CLASS (g_class), "src")));
50 type_class_init (gpointer g_class, gpointer class_data)
55 settings_changed_cb (GOmxCore * core)
57 GstOmxBaseVideoEnc *omx_base;
58 GstOmxBaseFilter *omx_base_filter;
62 omx_base_filter = core->object;
63 omx_base = GST_OMX_BASE_VIDEOENC (omx_base_filter);
65 GST_DEBUG_OBJECT (omx_base, "settings changed");
68 OMX_PARAM_PORTDEFINITIONTYPE param;
70 G_OMX_INIT_PARAM (param);
72 param.nPortIndex = omx_base_filter->out_port->port_index;
73 OMX_GetParameter (core->omx_handle, OMX_IndexParamPortDefinition, ¶m);
75 width = param.format.video.nFrameWidth;
76 height = param.format.video.nFrameHeight;
82 new_caps = gst_caps_new_simple ("video/mpeg",
83 "mpegversion", G_TYPE_INT, 4,
84 "width", G_TYPE_INT, width,
85 "height", G_TYPE_INT, height,
86 "framerate", GST_TYPE_FRACTION,
87 omx_base->framerate_num, omx_base->framerate_denom,
88 "systemstream", G_TYPE_BOOLEAN, FALSE, NULL);
90 GST_INFO_OBJECT (omx_base, "caps are: %" GST_PTR_FORMAT, new_caps);
91 gst_pad_set_caps (omx_base_filter->srcpad, new_caps);
96 type_instance_init (GTypeInstance * instance, gpointer g_class)
98 GstOmxBaseFilter *omx_base_filter;
99 GstOmxBaseVideoEnc *omx_base;
101 omx_base_filter = GST_OMX_BASE_FILTER (instance);
102 omx_base = GST_OMX_BASE_VIDEOENC (instance);
104 omx_base->compression_format = OMX_VIDEO_CodingMPEG4;
106 omx_base_filter->gomx->settings_changed_cb = settings_changed_cb;