1 /* -*- c-basic-offset: 2 -*- 2 * GStreamer 3 * Copyright (C) <2009> ogg.k.ogg.k <ogg.k.ogg.k at googlemail dot com> 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_KATE_SPU_H__ 23 #define __GST_KATE_SPU_H__ 24 25 #include <gst/gst.h> 26 #include <kate/kate.h> 27 #include "gstkateenc.h" 28 #include "gstkatedec.h" 29 30 #define GST_KATE_UINT16_BE(ptr) ( ( ((guint16)((ptr)[0])) <<8) | ((ptr)[1]) ) 31 32 /* taken off the DVD SPU decoder - now is time for today's WTF ???? */ 33 #define GST_KATE_STM_TO_GST(stm) ((GST_MSECOND * 1024 * (stm)) / 90) 34 #define GST_KATE_GST_TO_STM(gst) ((int)(((gst) * 90000 ) / 1024)) 35 36 #define GST_KATE_SPU_MIME_TYPE "subpicture/x-dvd" 37 38 G_BEGIN_DECLS 39 40 enum GstKateSpuCmd 41 { 42 SPU_CMD_FSTA_DSP = 0x00, /* Forced Display */ 43 SPU_CMD_DSP = 0x01, /* Display Start */ 44 SPU_CMD_STP_DSP = 0x02, /* Display Off */ 45 SPU_CMD_SET_COLOR = 0x03, /* Set the color indexes for the palette */ 46 SPU_CMD_SET_ALPHA = 0x04, /* Set the alpha indexes for the palette */ 47 SPU_CMD_SET_DAREA = 0x05, /* Set the display area for the SPU */ 48 SPU_CMD_DSPXA = 0x06, /* Pixel data addresses */ 49 SPU_CMD_CHG_COLCON = 0x07, /* Change Color & Contrast */ 50 SPU_CMD_END = 0xff 51 }; 52 53 54 extern const guint32 gst_kate_spu_default_clut[16]; 55 56 extern GstFlowReturn 57 gst_kate_spu_decode_spu (GstKateEnc * ke, GstBuffer * buf, kate_region * kr, 58 kate_bitmap * kb, kate_palette * kp); 59 60 extern GstBuffer* 61 gst_kate_spu_encode_spu (GstKateDec * kd, const kate_event * ev); 62 63 G_END_DECLS 64 65 #endif /* __GST_KATE_SPU_H__ */ 66