1 /* 2 * Copyright (C) 2010 Ole André Vadla Ravnås <oleavr@soundrop.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_VTENC_H__ 21 #define __GST_VTENC_H__ 22 23 #include <gst/gst.h> 24 #include <gst/video/video.h> 25 #include <VideoToolbox/VideoToolbox.h> 26 27 G_BEGIN_DECLS 28 29 #define GST_VTENC_CAST(obj) \ 30 ((GstVTEnc *) (obj)) 31 #define GST_VTENC_CLASS_GET_CODEC_DETAILS(klass) \ 32 ((const GstVTEncoderDetails *) g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass), \ 33 GST_VTENC_CODEC_DETAILS_QDATA)) 34 35 typedef struct _GstVTEncoderDetails GstVTEncoderDetails; 36 37 typedef struct _GstVTEncClassParams GstVTEncClassParams; 38 typedef struct _GstVTEncClass GstVTEncClass; 39 typedef struct _GstVTEnc GstVTEnc; 40 41 struct _GstVTEncoderDetails 42 { 43 const gchar * name; 44 const gchar * element_name; 45 const gchar * mimetype; 46 CMVideoCodecType format_id; 47 gboolean require_hardware; 48 }; 49 50 struct _GstVTEncClass 51 { 52 GstVideoEncoderClass parent_class; 53 }; 54 55 struct _GstVTEnc 56 { 57 GstVideoEncoder parent; 58 59 const GstVTEncoderDetails * details; 60 61 CMVideoCodecType specific_format_id; 62 CFStringRef profile_level; 63 guint bitrate; 64 gboolean allow_frame_reordering; 65 gboolean realtime; 66 gdouble quality; 67 gint max_keyframe_interval; 68 GstClockTime max_keyframe_interval_duration; 69 gint latency_frames; 70 gboolean preserve_alpha; 71 72 gboolean dump_properties; 73 gboolean dump_attributes; 74 75 gint negotiated_width, negotiated_height; 76 gint negotiated_fps_n, negotiated_fps_d; 77 gint caps_width, caps_height; 78 gint caps_fps_n, caps_fps_d; 79 gboolean have_field_order; 80 GstVideoCodecState *input_state; 81 GstVideoInfo video_info; 82 VTCompressionSessionRef session; 83 CFDictionaryRef keyframe_props; 84 85 GAsyncQueue * cur_outframes; 86 }; 87 88 void gst_vtenc_register_elements (GstPlugin * plugin); 89 90 G_END_DECLS 91 92 #endif /* __GST_VTENC_H__ */ 93