mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 19:31:12 +00:00
99 lines
3 KiB
C
99 lines
3 KiB
C
/*
|
|
* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
|
|
* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation
|
|
* version 2.1 of the License.
|
|
*
|
|
* 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <gst/gst.h>
|
|
|
|
#include "gstomxh264dec.h"
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_omx_h264_dec_debug_category);
|
|
#define GST_CAT_DEFAULT gst_omx_h264_dec_debug_category
|
|
|
|
/* prototypes */
|
|
static gboolean gst_omx_h264_dec_is_format_change (GstOMXVideoDec * dec,
|
|
GstOMXPort * port, GstVideoCodecState * state);
|
|
static gboolean gst_omx_h264_dec_set_format (GstOMXVideoDec * dec,
|
|
GstOMXPort * port, GstVideoCodecState * state);
|
|
|
|
enum
|
|
{
|
|
PROP_0
|
|
};
|
|
|
|
/* class initialization */
|
|
|
|
#define DEBUG_INIT \
|
|
GST_DEBUG_CATEGORY_INIT (gst_omx_h264_dec_debug_category, "omxh264dec", 0, \
|
|
"debug category for gst-omx video decoder base class");
|
|
|
|
G_DEFINE_TYPE_WITH_CODE (GstOMXH264Dec, gst_omx_h264_dec,
|
|
GST_TYPE_OMX_VIDEO_DEC, DEBUG_INIT);
|
|
|
|
static void
|
|
gst_omx_h264_dec_class_init (GstOMXH264DecClass * klass)
|
|
{
|
|
GstOMXVideoDecClass *videodec_class = GST_OMX_VIDEO_DEC_CLASS (klass);
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
|
|
|
|
videodec_class->is_format_change =
|
|
GST_DEBUG_FUNCPTR (gst_omx_h264_dec_is_format_change);
|
|
videodec_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_h264_dec_set_format);
|
|
|
|
videodec_class->cdata.default_sink_template_caps = "video/x-h264, "
|
|
"parsed=(boolean) true, "
|
|
"alignment=(string)au, " "stream-format=(string) byte-stream";
|
|
|
|
gst_element_class_set_static_metadata (element_class,
|
|
"OpenMAX H.264 Video Decoder",
|
|
"Codec/Decoder/Video",
|
|
"Decode H.264 video streams",
|
|
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
|
|
|
|
gst_omx_set_default_role (&videodec_class->cdata, "video_decoder.avc");
|
|
}
|
|
|
|
static void
|
|
gst_omx_h264_dec_init (GstOMXH264Dec * self)
|
|
{
|
|
}
|
|
|
|
static gboolean
|
|
gst_omx_h264_dec_is_format_change (GstOMXVideoDec * dec,
|
|
GstOMXPort * port, GstVideoCodecState * state)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_omx_h264_dec_set_format (GstOMXVideoDec * dec, GstOMXPort * port,
|
|
GstVideoCodecState * state)
|
|
{
|
|
gboolean ret;
|
|
OMX_PARAM_PORTDEFINITIONTYPE port_def;
|
|
|
|
gst_omx_port_get_port_definition (port, &port_def);
|
|
port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingAVC;
|
|
ret = gst_omx_port_update_port_definition (port, &port_def);
|
|
|
|
return ret;
|
|
}
|