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gstUtility.h
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1 /*
2 * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
20 * DEALINGS IN THE SOFTWARE.
21 */
22
23 #ifndef __GSTREAMER_UTILITY_H__
24 #define __GSTREAMER_UTILITY_H__
25
26 #include <gst/gst.h>
27 #include <sstream>
28
29 #include "videoOptions.h"
30 #include "NvInfer.h"
31
32
37 #define LOG_GSTREAMER "[gstreamer] "
38
39
45 bool gstreamerInit();
46
52 gboolean gst_message_print(_GstBus* bus, _GstMessage* message, void* user_data);
53
59 videoOptions::Codec gst_parse_codec( GstStructure* caps );
60
66 imageFormat gst_parse_format( GstStructure* caps );
67
73 const char* gst_codec_to_string( videoOptions::Codec codec );
74
80 const char* gst_format_to_string( imageFormat format );
81
87 bool gst_build_filesink( const URI& uri, videoOptions::Codec codec, std::ostringstream& pipeline );
88
94 const char* gst_select_decoder( videoOptions::Codec codec, videoOptions::CodecType& type );
95
101 const char* gst_select_encoder( videoOptions::Codec codec, videoOptions::CodecType& type );
102
108 videoOptions::CodecType gst_default_codec();
109
110
111 #endif
imageFormat gst_parse_format(GstStructure *caps)
gst_parse_format
videoOptions::Codec gst_parse_codec(GstStructure *caps)
gst_parse_codec
gboolean gst_message_print(_GstBus *bus, _GstMessage *message, void *user_data)
gst_message_print
Codec
Video codecs.
Definition: videoOptions.h:198
const char * gst_select_decoder(videoOptions::Codec codec, videoOptions::CodecType &type)
gst_select_decoder
videoOptions::CodecType gst_default_codec()
gst_default_codec
Resource URI of a video device, IP stream, or file/directory.
Definition: URI.h:101
const char * gst_codec_to_string(videoOptions::Codec codec)
gst_codec_to_string
const char * gst_select_encoder(videoOptions::Codec codec, videoOptions::CodecType &type)
gst_select_decoder
bool gstreamerInit()
gstreamerInit
CodecType
Video codec engines.
Definition: videoOptions.h:227
bool gst_build_filesink(const URI &uri, videoOptions::Codec codec, std::ostringstream &pipeline)
gst_build_filesink
imageFormat
The imageFormat enum is used to identify the pixel format and colorspace of an image.
Definition: imageFormat.h:49
const char * gst_format_to_string(imageFormat format)
gst_format_to_string