/* GStreamer * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> * Copyright (C) 2012 Collabora Ltd. * Author : Edward Hervey <edward@collabora.com> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * 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 * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef __GST_JPEGENC_H__ #define __GST_JPEGENC_H__ #include <gst/gst.h> #include <gst/video/video.h> #include <gst/video/gstvideoencoder.h> /* this is a hack hack hack to get around jpeglib header bugs... */ #ifdef HAVE_STDLIB_H # undef HAVE_STDLIB_H #endif #include <stdio.h> #include <jpeglib.h> G_BEGIN_DECLS #define GST_TYPE_JPEGENC \ (gst_jpegenc_get_type()) #define GST_JPEGENC(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_JPEGENC,GstJpegEnc)) #define GST_JPEGENC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_JPEGENC,GstJpegEncClass)) #define GST_IS_JPEGENC(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_JPEGENC)) #define GST_IS_JPEGENC_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_JPEGENC)) typedef struct _GstJpegEnc GstJpegEnc; typedef struct _GstJpegEncClass GstJpegEncClass; struct _GstJpegEnc { GstVideoEncoder encoder; GstVideoCodecState *input_state; GstVideoFrame current_vframe; GstVideoCodecFrame *current_frame; GstFlowReturn res; guint channels; gint inc[GST_VIDEO_MAX_COMPONENTS]; gint cwidth[GST_VIDEO_MAX_COMPONENTS]; gint cheight[GST_VIDEO_MAX_COMPONENTS]; gint h_samp[GST_VIDEO_MAX_COMPONENTS]; gint v_samp[GST_VIDEO_MAX_COMPONENTS]; gint h_max_samp; gint v_max_samp; gboolean planar; gint sof_marker; /* the video buffer */ gint bufsize; /* the jpeg line buffer */ guchar **line[3]; /* indirect encoding line buffers */ guchar *row[3][4 * DCTSIZE]; struct jpeg_compress_struct cinfo; struct jpeg_error_mgr jerr; struct jpeg_destination_mgr jdest; /* properties */ gint quality; gint smoothing; gint idct_method; GstMemory *output_mem; GstMapInfo output_map; }; struct _GstJpegEncClass { GstVideoEncoderClass parent_class; }; GType gst_jpegenc_get_type (void); G_END_DECLS #endif /* __GST_JPEGENC_H__ */