1 /* 2 * Copyright (C) 2012 Collabora Ltd. 3 * Author: Sebastian Dröge <sebastian.droege@collabora.co.uk> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 * 20 */ 21 22 #ifndef __GST_OPENJPEG_ENC_H__ 23 #define __GST_OPENJPEG_ENC_H__ 24 25 #include <gst/gst.h> 26 #include <gst/video/video.h> 27 28 #include "gstopenjpeg.h" 29 30 G_BEGIN_DECLS 31 32 #define GST_TYPE_OPENJPEG_ENC \ 33 (gst_openjpeg_enc_get_type()) 34 #define GST_OPENJPEG_ENC(obj) \ 35 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OPENJPEG_ENC,GstOpenJPEGEnc)) 36 #define GST_OPENJPEG_ENC_CLASS(klass) \ 37 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OPENJPEG_ENC,GstOpenJPEGEncClass)) 38 #define GST_IS_OPENJPEG_ENC(obj) \ 39 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OPENJPEG_ENC)) 40 #define GST_IS_OPENJPEG_ENC_CLASS(obj) \ 41 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OPENJPEG_ENC)) 42 43 typedef struct _GstOpenJPEGEnc GstOpenJPEGEnc; 44 typedef struct _GstOpenJPEGEncClass GstOpenJPEGEncClass; 45 46 struct _GstOpenJPEGEnc 47 { 48 GstVideoEncoder parent; 49 50 /* < private > */ 51 GstVideoCodecState *input_state; 52 GstVideoCodecState *output_state; 53 54 OPJ_CODEC_FORMAT codec_format; 55 gboolean is_jp2c; 56 57 void (*fill_image) (opj_image_t * image, GstVideoFrame *frame); 58 GstFlowReturn (*encode_frame) (GstVideoEncoder * encoder, GstVideoCodecFrame *frame); 59 60 opj_cparameters_t params; 61 gint num_stripes; 62 63 guint available_threads; 64 GQueue messages; 65 66 GCond messages_cond; 67 68 OpenJPEGErrorCode last_error; 69 }; 70 71 struct _GstOpenJPEGEncClass 72 { 73 GstVideoEncoderClass parent_class; 74 }; 75 76 GType gst_openjpeg_enc_get_type (void); 77 78 GST_ELEMENT_REGISTER_DECLARE (openjpegenc); 79 80 G_END_DECLS 81 82 #endif /* __GST_OPENJPEG_ENC_H__ */ 83