1/*
2 * Copyright (c) 2010 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
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Ali Saidi
38 * William Wang
39 */
40
41/** @file
42 * Implementiation of a VNC input
43 */
44
45#include <sys/types.h>
46
47#include "base/vnc/vncinput.hh"
48#include "base/output.hh" //simout
| 1/*
2 * Copyright (c) 2010 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
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions are
16 * met: redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer;
18 * redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution;
21 * neither the name of the copyright holders nor the names of its
22 * contributors may be used to endorse or promote products derived from
23 * this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 *
37 * Authors: Ali Saidi
38 * William Wang
39 */
40
41/** @file
42 * Implementiation of a VNC input
43 */
44
45#include <sys/types.h>
46
47#include "base/vnc/vncinput.hh"
48#include "base/output.hh" //simout
|
49#include "debug/VNC.hh"
50
51using namespace std;
52
53VncInput::VncInput(const Params *p)
54 : SimObject(p), keyboard(NULL), mouse(NULL),
55 vc(NULL), fbPtr(NULL), videoMode(VideoConvert::UnknownMode),
56 _videoWidth(1), _videoHeight(1), captureEnabled(p->frame_capture),
57 captureCurrentFrame(0), captureLastHash(0), captureBitmap(0)
58{
59 if (captureEnabled) {
60 // remove existing frame output directory if it exists, then create a
61 // clean empty directory
62 const string FRAME_OUTPUT_SUBDIR = "frames_" + name();
63 simout.remove(FRAME_OUTPUT_SUBDIR, true);
64 captureOutputDirectory = simout.createSubdirectory(
65 FRAME_OUTPUT_SUBDIR);
66 }
67}
68
69void
70VncInput::setFrameBufferParams(VideoConvert::Mode mode, uint16_t width,
71 uint16_t height)
72{
73 DPRINTF(VNC, "Updating video params: mode: %d width: %d height: %d\n", mode,
74 width, height);
75
76 if (mode != videoMode || width != videoWidth() || height != videoHeight()) {
77 videoMode = mode;
78 _videoWidth = width;
79 _videoHeight = height;
80
81 if (vc)
82 delete vc;
83
84 vc = new VideoConvert(mode, VideoConvert::rgb8888, videoWidth(),
85 videoHeight());
86
87 if (captureEnabled) {
88 // create bitmap of the frame with new attributes
89 if (captureBitmap)
90 delete captureBitmap;
91
92 assert(fbPtr);
93 captureBitmap = new Bitmap(videoMode, width, height, fbPtr);
94 assert(captureBitmap);
95 }
96 }
97}
98
99void
100VncInput::captureFrameBuffer()
101{
102 assert(captureBitmap);
103
104 // skip identical frames
105 uint64_t new_hash = captureBitmap->getHash();
106 if (captureLastHash == new_hash)
107 return;
108 captureLastHash = new_hash;
109
110 // get the filename for the current frame
111 char frameFilenameBuffer[64];
112 snprintf(frameFilenameBuffer, 64, "fb.%06d.%lld.bmp.gz",
113 captureCurrentFrame, static_cast<long long int>(curTick()));
114 const string frameFilename(frameFilenameBuffer);
115
116 // create the compressed framebuffer file
117 ostream *fb_out = simout.create(captureOutputDirectory + frameFilename,
118 true);
119 captureBitmap->write(fb_out);
120 simout.close(fb_out);
121
122 ++captureCurrentFrame;
123}
124
125// create the VNC Replayer object
126VncInput *
127VncInputParams::create()
128{
129 return new VncInput(this);
130}
| 50#include "debug/VNC.hh"
51
52using namespace std;
53
54VncInput::VncInput(const Params *p)
55 : SimObject(p), keyboard(NULL), mouse(NULL),
56 vc(NULL), fbPtr(NULL), videoMode(VideoConvert::UnknownMode),
57 _videoWidth(1), _videoHeight(1), captureEnabled(p->frame_capture),
58 captureCurrentFrame(0), captureLastHash(0), captureBitmap(0)
59{
60 if (captureEnabled) {
61 // remove existing frame output directory if it exists, then create a
62 // clean empty directory
63 const string FRAME_OUTPUT_SUBDIR = "frames_" + name();
64 simout.remove(FRAME_OUTPUT_SUBDIR, true);
65 captureOutputDirectory = simout.createSubdirectory(
66 FRAME_OUTPUT_SUBDIR);
67 }
68}
69
70void
71VncInput::setFrameBufferParams(VideoConvert::Mode mode, uint16_t width,
72 uint16_t height)
73{
74 DPRINTF(VNC, "Updating video params: mode: %d width: %d height: %d\n", mode,
75 width, height);
76
77 if (mode != videoMode || width != videoWidth() || height != videoHeight()) {
78 videoMode = mode;
79 _videoWidth = width;
80 _videoHeight = height;
81
82 if (vc)
83 delete vc;
84
85 vc = new VideoConvert(mode, VideoConvert::rgb8888, videoWidth(),
86 videoHeight());
87
88 if (captureEnabled) {
89 // create bitmap of the frame with new attributes
90 if (captureBitmap)
91 delete captureBitmap;
92
93 assert(fbPtr);
94 captureBitmap = new Bitmap(videoMode, width, height, fbPtr);
95 assert(captureBitmap);
96 }
97 }
98}
99
100void
101VncInput::captureFrameBuffer()
102{
103 assert(captureBitmap);
104
105 // skip identical frames
106 uint64_t new_hash = captureBitmap->getHash();
107 if (captureLastHash == new_hash)
108 return;
109 captureLastHash = new_hash;
110
111 // get the filename for the current frame
112 char frameFilenameBuffer[64];
113 snprintf(frameFilenameBuffer, 64, "fb.%06d.%lld.bmp.gz",
114 captureCurrentFrame, static_cast<long long int>(curTick()));
115 const string frameFilename(frameFilenameBuffer);
116
117 // create the compressed framebuffer file
118 ostream *fb_out = simout.create(captureOutputDirectory + frameFilename,
119 true);
120 captureBitmap->write(fb_out);
121 simout.close(fb_out);
122
123 ++captureCurrentFrame;
124}
125
126// create the VNC Replayer object
127VncInput *
128VncInputParams::create()
129{
130 return new VncInput(this);
131}
|