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 typedef enum 58 { 59 GST_RTP_H264_AGGREGATE_NONE, 60 GST_RTP_H264_AGGREGATE_ZERO_LATENCY, 61 GST_RTP_H264_AGGREGATE_MAX_STAP, 62 } GstRTPH264AggregateMode; 63 64 struct _GstRtpH264Pay 65 { 66 GstRTPBasePayload payload; 67 68 guint profile_level; 69 GPtrArray *sps, *pps; 70 71 GstH264StreamFormat stream_format; 72 GstH264Alignment alignment; 73 guint nal_length_size; 74 GArray *queue; 75 76 gchar *sprop_parameter_sets; 77 gboolean update_caps; 78 79 GstAdapter *adapter; 80 81 gint spspps_interval; 82 gboolean send_spspps; 83 GstClockTime last_spspps; 84 85 gint fps_num; 86 gint fps_denum; 87 88 /* TRUE if the next NALU processed should have the DELTA_UNIT flag */ 89 gboolean delta_unit; 90 /* TRUE if the next NALU processed should have the DISCONT flag */ 91 gboolean discont; 92 93 /* aggregate buffers with STAP-A */ 94 GstBufferList *bundle; 95 guint bundle_size; 96 gboolean bundle_contains_vcl; 97 GstRTPH264AggregateMode aggregate_mode; 98 }; 99 100 struct _GstRtpH264PayClass 101 { 102 GstRTPBasePayloadClass parent_class; 103 }; 104 105 GType gst_rtp_h264_pay_get_type (void); 106 107 G_END_DECLS 108 109 #endif /* __GST_RTP_H264_PAY_H__ */ 110