vncinput.cc (11800:54436a1784dc) vncinput.cc (12230:48021d6b51eb)
1/*
1/*
2 * Copyright (c) 2010, 2015 ARM Limited
2 * Copyright (c) 2010, 2015, 2017 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated

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43 */
44
45#include "base/vnc/vncinput.hh"
46
47#include <sys/types.h>
48
49#include "base/misc.hh"
50#include "base/output.hh"
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated

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43 */
44
45#include "base/vnc/vncinput.hh"
46
47#include <sys/types.h>
48
49#include "base/misc.hh"
50#include "base/output.hh"
51
51#include "base/trace.hh"
52#include "debug/VNC.hh"
53
54using namespace std;
55
56VncInput::VncInput(const Params *p)
57 : SimObject(p), keyboard(NULL), mouse(NULL),
58 fb(&FrameBuffer::dummy),
59 _videoWidth(fb->width()), _videoHeight(fb->height()),
60 captureEnabled(p->frame_capture),
52#include "base/trace.hh"
53#include "debug/VNC.hh"
54
55using namespace std;
56
57VncInput::VncInput(const Params *p)
58 : SimObject(p), keyboard(NULL), mouse(NULL),
59 fb(&FrameBuffer::dummy),
60 _videoWidth(fb->width()), _videoHeight(fb->height()),
61 captureEnabled(p->frame_capture),
61 captureCurrentFrame(0), captureLastHash(0)
62 captureCurrentFrame(0), captureLastHash(0),
63 imgFormat(p->img_format)
62{
63 if (captureEnabled) {
64 // remove existing frame output directory if it exists, then create a
65 // clean empty directory
66 const string FRAME_OUTPUT_SUBDIR = "frames_" + name();
67 simout.remove(FRAME_OUTPUT_SUBDIR, true);
68 captureOutputDirectory = simout.createSubdirectory(
69 FRAME_OUTPUT_SUBDIR);
70 }
71}
72
73void
74VncInput::setFrameBuffer(const FrameBuffer *rfb)
75{
76 if (!rfb)
77 panic("Trying to VNC frame buffer to NULL!");
78
79 fb = rfb;
80
64{
65 if (captureEnabled) {
66 // remove existing frame output directory if it exists, then create a
67 // clean empty directory
68 const string FRAME_OUTPUT_SUBDIR = "frames_" + name();
69 simout.remove(FRAME_OUTPUT_SUBDIR, true);
70 captureOutputDirectory = simout.createSubdirectory(
71 FRAME_OUTPUT_SUBDIR);
72 }
73}
74
75void
76VncInput::setFrameBuffer(const FrameBuffer *rfb)
77{
78 if (!rfb)
79 panic("Trying to VNC frame buffer to NULL!");
80
81 fb = rfb;
82
81 // create bitmap of the frame with new attributes
82 if (captureEnabled)
83 captureBitmap.reset(new Bitmap(rfb));
83 // Create the Image Writer object in charge of dumping
84 // the frame buffer raw data into a file in a specific format.
85 if (captureEnabled) {
86 captureImage = createImgWriter(imgFormat, rfb);
87 }
84
85 // Setting a new frame buffer means that we need to send an update
86 // to the client. Mark the internal buffers as dirty to do so.
87 setDirty();
88}
89
90void
91VncInput::setDirty()

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105
106 if (captureEnabled)
107 captureFrameBuffer();
108}
109
110void
111VncInput::captureFrameBuffer()
112{
88
89 // Setting a new frame buffer means that we need to send an update
90 // to the client. Mark the internal buffers as dirty to do so.
91 setDirty();
92}
93
94void
95VncInput::setDirty()

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109
110 if (captureEnabled)
111 captureFrameBuffer();
112}
113
114void
115VncInput::captureFrameBuffer()
116{
113 assert(captureBitmap);
117 assert(captureImage);
114
115 // skip identical frames
116 uint64_t new_hash = fb->getHash();
117 if (captureLastHash == new_hash)
118 return;
119 captureLastHash = new_hash;
120
121 // get the filename for the current frame
122 char frameFilenameBuffer[64];
118
119 // skip identical frames
120 uint64_t new_hash = fb->getHash();
121 if (captureLastHash == new_hash)
122 return;
123 captureLastHash = new_hash;
124
125 // get the filename for the current frame
126 char frameFilenameBuffer[64];
123 snprintf(frameFilenameBuffer, 64, "fb.%06d.%lld.bmp.gz",
124 captureCurrentFrame, static_cast<long long int>(curTick()));
127 snprintf(frameFilenameBuffer, 64, "fb.%06d.%lld.%s.gz",
128 captureCurrentFrame, static_cast<long long int>(curTick()),
129 captureImage->getImgExtension());
125 const string frameFilename(frameFilenameBuffer);
126
127 // create the compressed framebuffer file
128 OutputStream *fb_out(captureOutputDirectory->create(frameFilename, true));
130 const string frameFilename(frameFilenameBuffer);
131
132 // create the compressed framebuffer file
133 OutputStream *fb_out(captureOutputDirectory->create(frameFilename, true));
129 captureBitmap->write(*fb_out->stream());
134 captureImage->write(*fb_out->stream());
130 captureOutputDirectory->close(fb_out);
131
132 ++captureCurrentFrame;
133}
134
135// create the VNC Replayer object
136VncInput *
137VncInputParams::create()
138{
139 return new VncInput(this);
140}
135 captureOutputDirectory->close(fb_out);
136
137 ++captureCurrentFrame;
138}
139
140// create the VNC Replayer object
141VncInput *
142VncInputParams::create()
143{
144 return new VncInput(this);
145}