1 /* GStreamer 2 * Copyright (C) <2006> Wim Taymans <wim.taymans@gmail.com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 20 #ifndef __GST_RTP_H264_PAY_H__ 21 #define __GST_RTP_H264_PAY_H__ 22 23 #include <gst/gst.h> 24 #include <gst/base/gstadapter.h> 25 #include <gst/rtp/gstrtpbasepayload.h> 26 27 G_BEGIN_DECLS 28 29 #define GST_TYPE_RTP_H264_PAY \ 30 (gst_rtp_h264_pay_get_type()) 31 #define GST_RTP_H264_PAY(obj) \ 32 (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_RTP_H264_PAY,GstRtpH264Pay)) 33 #define GST_RTP_H264_PAY_CLASS(klass) \ 34 (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_RTP_H264_PAY,GstRtpH264PayClass)) 35 #define GST_IS_RTP_H264_PAY(obj) \ 36 (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_RTP_H264_PAY)) 37 #define GST_IS_RTP_H264_PAY_CLASS(klass) \ 38 (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_RTP_H264_PAY)) 39 40 typedef struct _GstRtpH264Pay GstRtpH264Pay; 41 typedef struct _GstRtpH264PayClass GstRtpH264PayClass; 42 43 typedef enum 44 { 45 GST_H264_STREAM_FORMAT_UNKNOWN, 46 GST_H264_STREAM_FORMAT_BYTESTREAM, 47 GST_H264_STREAM_FORMAT_AVC 48 } GstH264StreamFormat; 49 50 typedef enum 51 { 52 GST_H264_ALIGNMENT_UNKNOWN, 53 GST_H264_ALIGNMENT_NAL, 54 GST_H264_ALIGNMENT_AU 55 } GstH264Alignment; 56 57 struct _GstRtpH264Pay 58 { 59 GstRTPBasePayload payload; 60 61 guint profile; 62 GPtrArray *sps, *pps; 63 64 GstH264StreamFormat stream_format; 65 GstH264Alignment alignment; 66 guint nal_length_size; 67 GArray *queue; 68 69 gchar *sprop_parameter_sets; 70 gboolean update_caps; 71 72 GstAdapter *adapter; 73 74 gint spspps_interval; 75 gboolean send_spspps; 76 GstClockTime last_spspps; 77 78 /* TRUE if the next NALU processed should have the DELTA_UNIT flag */ 79 gboolean delta_unit; 80 /* TRUE if the next NALU processed should have the DISCONT flag */ 81 gboolean discont; 82 }; 83 84 struct _GstRtpH264PayClass 85 { 86 GstRTPBasePayloadClass parent_class; 87 }; 88 89 GType gst_rtp_h264_pay_get_type (void); 90 91 gboolean gst_rtp_h264_pay_plugin_init (GstPlugin * plugin); 92 93 G_END_DECLS 94 95 #endif /* __GST_RTP_H264_PAY_H__ */ 96