/usr/include/libopenshot/DecklinkOutput.h is in libopenshot-dev 0.1.9+dfsg1-3build1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 | /**
* @file
* @brief Header file for DecklinkOutput class
* @author Jonathan Thomas <jonathan@openshot.org>, Blackmagic Design
*
* @section LICENSE
*
* Copyright (c) 2009 Blackmagic Design
*
* Permission is hereby granted, free of charge, to any person or organization
* obtaining a copy of the software and accompanying documentation covered by
* this license (the "Software") to use, reproduce, display, distribute,
* execute, and transmit the Software, and to prepare derivative works of the
* Software, and to permit third-parties to whom the Software is furnished to
* do so, all subject to the following:
*
* The copyright notices in the Software and this entire statement, including
* the above license grant, this restriction and the following disclaimer,
* must be included in all copies of the Software, in whole or in part, and
* all derivative works of the Software, unless such copies or derivative
* works are solely in the form of machine-executable object code generated by
* a source language processor.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
* SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
* FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*
* Copyright (c) 2008-2014 OpenShot Studios, LLC
* <http://www.openshotstudios.com/>. This file is part of
* OpenShot Library (libopenshot), an open-source project dedicated to
* delivering high quality video editing and animation solutions to the
* world. For more information visit <http://www.openshot.org/>.
*
* OpenShot Library (libopenshot) is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* OpenShot Library (libopenshot) is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with OpenShot Library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef OPENSHOT_DECKLINK_OUTPUT_H
#define OPENSHOT_DECKLINK_OUTPUT_H
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <unistd.h>
#include <fcntl.h>
#include "DeckLinkAPI.h"
#include "CacheMemory.h"
#include "../include/Frame.h"
#include "../include/OpenMPUtilities.h"
enum OutputSignal {
kOutputSignalPip = 0,
kOutputSignalDrop = 1
};
/// Implementation of the Blackmagic Decklink API (used by the DecklinkWriter)
class DeckLinkOutputDelegate : public IDeckLinkVideoOutputCallback, public IDeckLinkAudioOutputCallback
{
protected:
unsigned long m_totalFramesScheduled;
OutputSignal m_outputSignal;
void* m_audioBuffer;
unsigned long m_audioBufferSampleLength;
unsigned long m_audioBufferOffset;
unsigned long m_audioChannelCount;
BMDAudioSampleRate m_audioSampleRate;
unsigned long m_audioSampleDepth;
unsigned long audioSamplesPerFrame;
unsigned long m_framesPerSecond;
int height;
int width;
unsigned long frameCount;
//map<int, IDeckLinkMutableVideoFrame* > temp_cache;
map<int, uint8_t * > temp_cache;
BMDTimeValue frameRateDuration, frameRateScale;
// Queue of raw video frames
//deque<IDeckLinkMutableVideoFrame*> final_frames;
deque<uint8_t * > final_frames;
deque<std::shared_ptr<openshot::Frame> > raw_video_frames;
// Convert between YUV and RGB
IDeckLinkOutput *deckLinkOutput;
IDeckLinkDisplayMode *displayMode;
// Current frame being displayed
IDeckLinkMutableVideoFrame *m_currentFrame;
public:
DeckLinkOutputDelegate(IDeckLinkDisplayMode *displayMode, IDeckLinkOutput* deckLinkOutput);
~DeckLinkOutputDelegate();
// *** DeckLink API implementation of IDeckLinkVideoOutputCallback IDeckLinkAudioOutputCallback *** //
// IUnknown needs only a dummy implementation
virtual HRESULT STDMETHODCALLTYPE QueryInterface (REFIID iid, LPVOID *ppv) {return E_NOINTERFACE;}
virtual ULONG STDMETHODCALLTYPE AddRef () {return 1;}
virtual ULONG STDMETHODCALLTYPE Release () {return 1;}
virtual HRESULT STDMETHODCALLTYPE ScheduledFrameCompleted (IDeckLinkVideoFrame* completedFrame, BMDOutputFrameCompletionResult result);
virtual HRESULT STDMETHODCALLTYPE ScheduledPlaybackHasStopped ();
virtual HRESULT STDMETHODCALLTYPE RenderAudioSamples (bool preroll);
/// Schedule the next frame
void ScheduleNextFrame(bool prerolling);
/// Custom method to write new frames
void WriteFrame(std::shared_ptr<openshot::Frame> frame);
private:
ULONG m_refCount;
pthread_mutex_t m_mutex;
};
#endif
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