mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-06 01:19:38 +00:00
125 lines
3.8 KiB
C
125 lines
3.8 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 "gstomxh264enc.h"
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_omx_h264_enc_debug_category);
|
|
#define GST_CAT_DEFAULT gst_omx_h264_enc_debug_category
|
|
|
|
/* prototypes */
|
|
static void gst_omx_h264_enc_finalize (GObject * object);
|
|
static gboolean gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc,
|
|
GstOMXPort * port, GstVideoState * state);
|
|
static GstCaps *gst_omx_h264_enc_get_caps (GstOMXVideoEnc * enc,
|
|
GstOMXPort * port, GstVideoState * state);
|
|
|
|
enum
|
|
{
|
|
PROP_0
|
|
};
|
|
|
|
/* class initialization */
|
|
|
|
#define DEBUG_INIT(bla) \
|
|
GST_DEBUG_CATEGORY_INIT (gst_omx_h264_enc_debug_category, "omxh264enc", 0, \
|
|
"debug category for gst-omx video encoder base class");
|
|
|
|
GST_BOILERPLATE_FULL (GstOMXH264Enc, gst_omx_h264_enc,
|
|
GstOMXVideoEnc, GST_TYPE_OMX_VIDEO_ENC, DEBUG_INIT);
|
|
|
|
static void
|
|
gst_omx_h264_enc_base_init (gpointer g_class)
|
|
{
|
|
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
|
|
GstOMXVideoEncClass *videoenc_class = GST_OMX_VIDEO_ENC_CLASS (g_class);
|
|
|
|
gst_element_class_set_details_simple (element_class,
|
|
"OpenMAX H.264 Video Encoder",
|
|
"Codec/Encoder/Video",
|
|
"Encode H.264 video streams",
|
|
"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
|
|
|
|
/* If no role was set from the config file we set the
|
|
* default H264 video encoder role */
|
|
if (!videoenc_class->component_role)
|
|
videoenc_class->component_role = "video_encoder.avc";
|
|
}
|
|
|
|
static void
|
|
gst_omx_h264_enc_class_init (GstOMXH264EncClass * klass)
|
|
{
|
|
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
|
GstOMXVideoEncClass *videoenc_class = GST_OMX_VIDEO_ENC_CLASS (klass);
|
|
|
|
gobject_class->finalize = gst_omx_h264_enc_finalize;
|
|
|
|
videoenc_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_h264_enc_set_format);
|
|
videoenc_class->get_caps = GST_DEBUG_FUNCPTR (gst_omx_h264_enc_get_caps);
|
|
|
|
videoenc_class->default_src_template_caps = "video/x-h264, "
|
|
"width=(int) [ 16, 4096 ], " "height=(int) [ 16, 4096 ]";
|
|
videoenc_class->default_sink_template_caps = GST_VIDEO_CAPS_YUV ("I420");
|
|
}
|
|
|
|
static void
|
|
gst_omx_h264_enc_init (GstOMXH264Enc * self, GstOMXH264EncClass * klass)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gst_omx_h264_enc_finalize (GObject * object)
|
|
{
|
|
/* GstOMXH264Enc *self = GST_OMX_H264_VIDEO_ENC (object); */
|
|
|
|
G_OBJECT_CLASS (parent_class)->finalize (object);
|
|
}
|
|
|
|
static gboolean
|
|
gst_omx_h264_enc_set_format (GstOMXVideoEnc * enc, GstOMXPort * port,
|
|
GstVideoState * state)
|
|
{
|
|
return TRUE;
|
|
}
|
|
|
|
static GstCaps *
|
|
gst_omx_h264_enc_get_caps (GstOMXVideoEnc * enc, GstOMXPort * port,
|
|
GstVideoState * state)
|
|
{
|
|
GstCaps *caps;
|
|
|
|
caps =
|
|
gst_caps_new_simple ("video/x-h264", "width", G_TYPE_INT, state->width,
|
|
"height", G_TYPE_INT, state->height, NULL);
|
|
|
|
if (state->fps_n != 0)
|
|
gst_caps_set_simple (caps, "framerate", GST_TYPE_FRACTION, state->fps_n,
|
|
state->fps_d, NULL);
|
|
if (state->par_n != 1 || state->par_d != 1)
|
|
gst_caps_set_simple (caps, "pixel-aspect-ratio", GST_TYPE_FRACTION,
|
|
state->par_n, state->par_d, NULL);
|
|
|
|
return caps;
|
|
}
|