1 /* GStreamer 2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> 3 * Copyright (C) 2012 Collabora Ltd. 4 * Author : Edward Hervey <edward@collabora.com> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 23 #ifndef __GST_PNGENC_H__ 24 #define __GST_PNGENC_H__ 25 26 #include <gst/gst.h> 27 #include <gst/video/gstvideoencoder.h> 28 #include <png.h> 29 30 #ifdef __cplusplus 31 extern "C" { 32 #endif /* __cplusplus */ 33 34 35 #define GST_TYPE_PNGENC (gst_pngenc_get_type()) 36 #define GST_PNGENC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_PNGENC,GstPngEnc)) 37 #define GST_PNGENC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_PNGENC,GstPngEncClass)) 38 #define GST_IS_PNGENC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_PNGENC)) 39 #define GST_IS_PNGENC_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_PNGENC)) 40 41 typedef struct _GstPngEnc GstPngEnc; 42 typedef struct _GstPngEncClass GstPngEncClass; 43 44 struct _GstPngEnc 45 { 46 GstVideoEncoder parent; 47 48 GstVideoCodecState *input_state; 49 GstBuffer *buffer_out; 50 51 png_structp png_struct_ptr; 52 png_infop png_info_ptr; 53 54 gint png_color_type; 55 gint depth; 56 guint compression_level; 57 58 gboolean snapshot; 59 gboolean newmedia; 60 }; 61 62 struct _GstPngEncClass 63 { 64 GstVideoEncoderClass parent_class; 65 }; 66 67 GType gst_pngenc_get_type(void); 68 69 70 #ifdef __cplusplus 71 } 72 #endif /* __cplusplus */ 73 74 75 #endif /* __GST_PNGENC_H__ */ 76