VirtualBox

source: vbox/trunk/src/VBox/Main/src-client/EbmlWriter.h@ 63256

Last change on this file since 63256 was 63160, checked in by vboxsync, 8 years ago

EblmWriter: cleanup, disable some warnings when including vpx_encoder.h.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
  • Property svn:mergeinfo set to (toggle deleted branches)
    /branches/VBox-3.0/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h58652,​70973
    /branches/VBox-3.2/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h66309,​66318
    /branches/VBox-4.0/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h70873
    /branches/VBox-4.1/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h74233
    /branches/VBox-4.2/src/VBox/Main/src-client/EbmlWriter.h91503-91504,​91506-91508,​91510,​91514-91515,​91521
    /branches/VBox-4.3/src/VBox/Main/src-client/EbmlWriter.h91223
    /branches/VBox-4.3/trunk/src/VBox/Main/src-client/EbmlWriter.h91223
    /branches/dsen/gui/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h79076-79078,​79089,​79109-79110,​79112-79113,​79127-79130,​79134,​79141,​79151,​79155,​79157-79159,​79193,​79197
    /branches/dsen/gui2/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h79224,​79228,​79233,​79235,​79258,​79262-79263,​79273,​79341,​79345,​79354,​79357,​79387-79388,​79559-79569,​79572-79573,​79578,​79581-79582,​79590-79591,​79598-79599,​79602-79603,​79605-79606,​79632,​79635,​79637,​79644
    /branches/dsen/gui3/src/VBox/Frontends/VBoxHeadless/VideoCapture/EbmlWriter.h79645-79692
File size: 2.6 KB
Line 
1/* $Id: EbmlWriter.h 63160 2016-08-08 12:47:24Z vboxsync $ */
2/** @file
3 * EbmlWriter.h - EBML writer + WebM container.
4 */
5
6/*
7 * Copyright (C) 2013-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18#ifndef ____EBMLWRITER
19#define ____EBMLWRITER
20
21#ifdef _MSC_VER
22# pragma warning(push)
23# pragma warning(disable: 4668) /* vpx_codec.h(64) : warning C4668: '__GNUC__' is not defined as a preprocessor macro, replacing with '0' for '#if/#elif' */
24#include <vpx/vpx_encoder.h>
25# pragma warning(pop)
26#else
27# include <vpx/vpx_encoder.h>
28#endif
29
30class WebMWriter_Impl;
31
32class WebMWriter
33{
34public:
35 WebMWriter();
36 virtual ~WebMWriter();
37
38 /** Creates output file
39 *
40 * @param a_pszFilename Name of the file to create.
41 *
42 * @returns VBox status code. */
43 int create(const char *a_pszFilename);
44
45 /* Closes output file. */
46 void close();
47
48 /** Writes WebM header to file.
49 *
50 * Should be called before any writeBlock call.
51 *
52 * @param a_pCfg Pointer to VPX Codec configuration structure.
53 * @param a_pFps Framerate information (frames per second).
54 *
55 * @returns VBox status code.
56 */
57 int writeHeader(const vpx_codec_enc_cfg_t *a_pCfg, const vpx_rational *a_pFps);
58
59 /** Writes a block of compressed data
60 *
61 * @param a_pCfg Pointer to VPX Codec configuration structure.
62 * @param a_pPkt VPX data packet.
63 *
64 * @returns VBox status code.
65 */
66 int writeBlock(const vpx_codec_enc_cfg_t *a_pCfg, const vpx_codec_cx_pkt_t *a_pPkt);
67
68 /** Writes WebM footer.
69 *
70 * No other write functions should be called after this one.
71 *
72 * @param a_u64Hash Hash value for the data written.
73 *
74 * @returns VBox status code.
75 */
76 int writeFooter(uint32_t a_u64Hash);
77
78 /** Gets current output file size.
79 *
80 * @returns File size in bytes.
81 */
82 uint64_t getFileSize();
83
84 /** Gets current free storage space
85 * available for the file.
86 *
87 * @returns Available storage free space.
88 */
89 uint64_t getAvailableSpace();
90
91private:
92 /** WebMWriter implementation.
93 * To isolate some include files */
94 WebMWriter_Impl *m_Impl;
95
96 DECLARE_CLS_COPY_CTOR_ASSIGN_NOOP(WebMWriter);
97};
98
99#endif
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