omxh264enc: Add H.264 encoder element

This commit is contained in:
Sebastian Dröge 2011-07-25 11:32:51 +02:00
parent 87587dd6d2
commit e01eb8c35c
4 changed files with 189 additions and 1 deletions

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@ -7,6 +7,7 @@ libgstopenmax_la_SOURCES = \
gstomxmpeg4videodec.c \ gstomxmpeg4videodec.c \
gstomxh264dec.c \ gstomxh264dec.c \
gstomxmpeg4videoenc.c \ gstomxmpeg4videoenc.c \
gstomxh264enc.c \
gstbasevideocodec.c \ gstbasevideocodec.c \
gstbasevideodecoder.c \ gstbasevideodecoder.c \
gstbasevideoencoder.c \ gstbasevideoencoder.c \
@ -19,6 +20,7 @@ noinst_HEADERS = \
gstomxmpeg4videodec.h \ gstomxmpeg4videodec.h \
gstomxh264dec.h \ gstomxh264dec.h \
gstomxmpeg4videoenc.h \ gstomxmpeg4videoenc.h \
gstomxh264enc.h \
gstbasevideocodec.h \ gstbasevideocodec.h \
gstbasevideodecoder.h \ gstbasevideodecoder.h \
gstbasevideoencoder.h \ gstbasevideoencoder.h \

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@ -29,6 +29,7 @@
#include "gstomxmpeg4videodec.h" #include "gstomxmpeg4videodec.h"
#include "gstomxh264dec.h" #include "gstomxh264dec.h"
#include "gstomxmpeg4videoenc.h" #include "gstomxmpeg4videoenc.h"
#include "gstomxh264enc.h"
GST_DEBUG_CATEGORY (gstomx_debug); GST_DEBUG_CATEGORY (gstomx_debug);
#define GST_CAT_DEFAULT gstomx_debug #define GST_CAT_DEFAULT gstomx_debug
@ -1632,7 +1633,7 @@ GQuark gst_omx_element_name_quark = 0;
static GType (*types[]) (void) = { static GType (*types[]) (void) = {
gst_omx_mpeg4_video_dec_get_type, gst_omx_h264_dec_get_type, gst_omx_mpeg4_video_dec_get_type, gst_omx_h264_dec_get_type,
gst_omx_mpeg4_video_enc_get_type}; gst_omx_mpeg4_video_enc_get_type, gst_omx_h264_enc_get_type};
static GKeyFile *config = NULL; static GKeyFile *config = NULL;
GKeyFile * GKeyFile *

125
omx/gstomxh264enc.c Normal file
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@ -0,0 +1,125 @@
/*
* 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;
}

60
omx/gstomxh264enc.h Normal file
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@ -0,0 +1,60 @@
/*
* 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
*
*/
#ifndef __GST_OMX_H264_ENC_H__
#define __GST_OMX_H264_ENC_H__
#include <gst/gst.h>
#include "gstomxvideoenc.h"
G_BEGIN_DECLS
#define GST_TYPE_OMX_H264_ENC \
(gst_omx_h264_enc_get_type())
#define GST_OMX_H264_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_H264_ENC,GstOMXH264Enc))
#define GST_OMX_H264_ENC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_H264_ENC,GstOMXH264EncClass))
#define GST_OMX_H264_ENC_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_H264_ENC,GstOMXH264EncClass))
#define GST_IS_OMX_H264_ENC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_H264_ENC))
#define GST_IS_OMX_H264_ENC_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_H264_ENC))
typedef struct _GstOMXH264Enc GstOMXH264Enc;
typedef struct _GstOMXH264EncClass GstOMXH264EncClass;
struct _GstOMXH264Enc
{
GstOMXVideoEnc parent;
};
struct _GstOMXH264EncClass
{
GstOMXVideoEncClass parent_class;
};
GType gst_omx_h264_enc_get_type (void);
G_END_DECLS
#endif /* __GST_OMX_H264_ENC_H__ */