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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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omx: Add MJPEG decoder support
This commit is contained in:
Sebastian Dröge
parent
0f5e6e967b
commit
d9d46263c6
4 changed files with 162 additions and 2 deletions
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@ -10,6 +10,7 @@ libgstomx_la_SOURCES = \
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gstomxvideodec.c \
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gstomxvideoenc.c \
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gstomxaudioenc.c \
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gstomxmjpegdec.c \
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gstomxmpeg4videodec.c \
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gstomxmpeg2dec.c \
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gstomxh264dec.c \
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@ -26,6 +27,7 @@ noinst_HEADERS = \
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gstomxvideodec.h \
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gstomxvideoenc.h \
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gstomxaudioenc.h \
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gstomxmjpegdec.h \
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gstomxmpeg2dec.h \
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gstomxmpeg4videodec.h \
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gstomxh264dec.h \
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@ -28,6 +28,7 @@
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#include <string.h>
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#include "gstomx.h"
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#include "gstomxmjpegdec.h"
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#include "gstomxmpeg2dec.h"
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#include "gstomxmpeg4videodec.h"
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#include "gstomxh264dec.h"
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@ -2326,9 +2327,9 @@ static const GGetTypeFunction types[] = {
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gst_omx_h264_dec_get_type, gst_omx_h263_dec_get_type,
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gst_omx_wmv_dec_get_type, gst_omx_mpeg4_video_enc_get_type,
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gst_omx_h264_enc_get_type, gst_omx_h263_enc_get_type,
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gst_omx_aac_enc_get_type
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gst_omx_aac_enc_get_type, gst_omx_mjpeg_dec_get_type,
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#ifdef HAVE_VP8
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, gst_omx_vp8_dec_get_type
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, gst_omx_vp8_dec_get_type
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#endif
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};
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97
omx/gstomxmjpegdec.c
Normal file
97
omx/gstomxmjpegdec.c
Normal file
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@ -0,0 +1,97 @@
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/*
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* Copyright (C) 2013, Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include "gstomxmjpegdec.h"
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GST_DEBUG_CATEGORY_STATIC (gst_omx_mjpeg_dec_debug_category);
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#define GST_CAT_DEFAULT gst_omx_mjpeg_dec_debug_category
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/* prototypes */
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static gboolean gst_omx_mjpeg_dec_is_format_change (GstOMXVideoDec * dec,
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GstOMXPort * port, GstVideoCodecState * state);
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static gboolean gst_omx_mjpeg_dec_set_format (GstOMXVideoDec * dec,
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GstOMXPort * port, GstVideoCodecState * state);
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enum
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{
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PROP_0
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};
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/* class initialization */
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#define DEBUG_INIT \
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GST_DEBUG_CATEGORY_INIT (gst_omx_mjpeg_dec_debug_category, "omxmjpegdec", 0, \
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"debug category for gst-omx video decoder base class");
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G_DEFINE_TYPE_WITH_CODE (GstOMXMJPEGDec, gst_omx_mjpeg_dec,
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GST_TYPE_OMX_VIDEO_DEC, DEBUG_INIT);
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static void
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gst_omx_mjpeg_dec_class_init (GstOMXMJPEGDecClass * klass)
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{
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GstOMXVideoDecClass *videodec_class = GST_OMX_VIDEO_DEC_CLASS (klass);
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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videodec_class->is_format_change =
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GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_is_format_change);
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videodec_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_mjpeg_dec_set_format);
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videodec_class->cdata.default_sink_template_caps = "image/jpeg";
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gst_element_class_set_static_metadata (element_class,
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"OpenMAX MJPEG Video Decoder",
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"Codec/Decoder/Video",
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"Decode MJPEG video streams",
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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gst_omx_set_default_role (&videodec_class->cdata, "video_decoder.mjpeg");
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}
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static void
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gst_omx_mjpeg_dec_init (GstOMXMJPEGDec * self)
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{
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}
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static gboolean
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gst_omx_mjpeg_dec_is_format_change (GstOMXVideoDec * dec,
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GstOMXPort * port, GstVideoCodecState * state)
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{
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return FALSE;
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}
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static gboolean
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gst_omx_mjpeg_dec_set_format (GstOMXVideoDec * dec, GstOMXPort * port,
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GstVideoCodecState * state)
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{
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gboolean ret;
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OMX_PARAM_PORTDEFINITIONTYPE port_def;
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gst_omx_port_get_port_definition (port, &port_def);
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port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingMJPEG;
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ret = gst_omx_port_update_port_definition (port, &port_def) == OMX_ErrorNone;
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return ret;
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}
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60
omx/gstomxmjpegdec.h
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60
omx/gstomxmjpegdec.h
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@ -0,0 +1,60 @@
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/*
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* Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
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* Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __GST_OMX_MJPEG_DEC_H__
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#define __GST_OMX_MJPEG_DEC_H__
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#include <gst/gst.h>
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#include "gstomxvideodec.h"
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G_BEGIN_DECLS
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#define GST_TYPE_OMX_MJPEG_DEC \
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(gst_omx_mjpeg_dec_get_type())
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#define GST_OMX_MJPEG_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_MJPEG_DEC,GstOMXMJPEGDec))
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#define GST_OMX_MJPEG_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_MJPEG_DEC,GstOMXMJPEGDecClass))
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#define GST_OMX_MJPEG_DEC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_MJPEG_DEC,GstOMXMJPEGDecClass))
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#define GST_IS_OMX_MJPEG_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_MJPEG_DEC))
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#define GST_IS_OMX_MJPEG_DEC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_MJPEG_DEC))
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typedef struct _GstOMXMJPEGDec GstOMXMJPEGDec;
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typedef struct _GstOMXMJPEGDecClass GstOMXMJPEGDecClass;
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struct _GstOMXMJPEGDec
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{
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GstOMXVideoDec parent;
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};
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struct _GstOMXMJPEGDecClass
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{
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GstOMXVideoDecClass parent_class;
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};
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GType gst_omx_mjpeg_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_OMX_MJPEG_DEC_H__ */
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