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authorMartin Arver <martin.arver@gmail.com>2006-08-24 10:54:58 +0000
committerMartin Arver <martin.arver@gmail.com>2006-08-24 10:54:58 +0000
commitcca36069f76b367c1263c25c7446ecda53d07e96 (patch)
treedafae5d94cbff50d87af33d484c67cdc096d2f09
parent06fc18fca845264f1f64442c3738c936e3248f50 (diff)
downloadrockbox-cca36069f76b367c1263c25c7446ecda53d07e96.tar.gz
rockbox-cca36069f76b367c1263c25c7446ecda53d07e96.zip
Fix for task #5862. Add note about freezing peakmeters
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10731 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r--manual/main_menu/recording.tex327
1 files changed, 165 insertions, 162 deletions
diff --git a/manual/main_menu/recording.tex b/manual/main_menu/recording.tex
index a71c7a9475..e98fcee0bd 100644
--- a/manual/main_menu/recording.tex
+++ b/manual/main_menu/recording.tex
@@ -1,172 +1,175 @@
1% $Id$ % 1% $Id$ %
2\section{\label{ref:Recording}Recording} 2\section{\label{ref:Recording}Recording}
3 \subsection{\label{ref:Whilerecordingscreen}While Recording Screen} 3\subsection{\label{ref:Whilerecordingscreen}While Recording Screen}
4 \screenshot{main_menu/images/ss-while-recording-screen}{The while recording 4\screenshot{main_menu/images/ss-while-recording-screen}{The while recording
5 screen}{} 5 screen}{}
6 6
7 Entering the \setting{Recording} option in the \setting{Main Menu} brings up 7Entering the \setting{Recording} option in the \setting{Main Menu} brings up
8 a screen in wich you can choose to enter the \setting{Recording Screen} or 8a screen in wich you can choose to enter the \setting{Recording Screen} or
9 the \setting{Recording Settings} (see below). The \setting{Recording Screen} 9the \setting{Recording Settings} (see below). The \setting{Recording Screen}
10 shows the time elapsed and the size of the file being recorded. A peak meter 10shows the time elapsed and the size of the file being recorded. A peak meter
11 is present to allow you set Gain correctly. There is also a volume setting, 11is present to allow you set Gain correctly. There is also a volume setting,
12 this will only affect the output level of the \dap\ and does \emph{not} 12this will only affect the output level of the \dap{} and does \emph{not}
13 affect the recorded sound. 13affect the recorded sound.
14 \opt{MASCODEC}{The frequency, channels and quality} 14\note{When you start a recording, the hard disk will spin up. This will cause
15 \opt{SWCODEC}{The frequency and channels} settings are shown on the last line. 15the peak meters to freeze in the process. This is expected behaviour, and
16 16nothing to worry about. Recording is continiued during the spin up.}
17 The controls for this screen are: 17\opt{MASCODEC}{The frequency, channels and quality}
18\opt{SWCODEC}{The frequency and channels} settings are shown on the last line.
19
20The controls for this screen are:
21
22\begin{table}
23 \begin{btnmap}{}{}
24
25 \ButtonUp\ / \ButtonDown & Select setting.\\
26 %
27 \ButtonLeft\ / \ButtonRight & Adjust selected setting.\\
28 %
29 \opt{RECORDER_PAD,IAUDIO_X5_PAD}{\ButtonPlay}
30 \opt{ONDIO_PAD}{\ButtonMenu}
31 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn}
32 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{\fixme{FixMe}}
33 & Start recording.\\
34 & While recording: pause recording (press again to continue).\\
35 %
36 \opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOff}
37 \opt{IAUDIO_X5_PAD}{Hold \ButtonPlay}
38 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{\fixme{FixMe}}
39 & Exit \setting{Recording Screen}.\\
40 & While recording: Stop recording.\\
41 %
42 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}{
43 \ButtonRec & Starts recording.\\
44 & While recording: close the current file and open a new one.\\
45 }
46 %
47 \opt{RECORDER_PAD}{\ButtonFOne}
48 \opt{ONDIO_PAD}{Hold \ButtonMenu}
49 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonMode}
50 \opt{IAUDIO_X5_PAD}{Hold \ButtonRec}
51 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{Hold \ButtonSelect}
52 & Open \setting{Recording Settings} (see below).\\
53 %
54 \opt{RECORDER_PAD}{
55 \ButtonFTwo & Quick menu for recording settings. A quick press will
56 leave the screen up (press \ButtonFTwo\ again to exit), while holding
57 it will close the screen when you release it.\\
58 }
59 %
60 \opt{RECORDER_PAD}{
61 \ButtonFThree & Quick menu for source setting.\\
62 & Quick/hold works as for \ButtonFTwo.\\
63 & While recording: Start a new recording file.\\
64 }
65 \end{btnmap}
66\end{table}
67
68\subsection{\label{ref:Recordingsettings}Recording Settings}
69\screenshot{main_menu/images/ss-recording-settings}{The recording settings screen}{}
70
71\opt{MASCODEC}{
72 \begin{description}
73 \item[Quality:]
74 Choose the quality here (0 to 7). Default is 5, best quality is 7,
75 smallest file size is 0. This setting effects how much your sound
76 sample will be compressed. Higher quality settings result in larger
77 MP3 files.
78
79 The quality setting is just a way of selecting an average bit rate,
80 or number of bits per second, for a recording. When this setting
81 is lowered, recordings are compressed more (meaning worse sound quality),
82 and the average bitrate changes as follows.
83 \end{description}
18 84
19 \begin{table} 85 \begin{table}[h!]
20 \begin{btnmap}{}{} 86 \begin{center}
21 87 \begin{tabularx}{0.75\textwidth}{lX}\toprule
22 \ButtonUp\ / \ButtonDown & Select setting.\\ 88 \emph{Frequency} & \emph{Bitrate} (Kbit/s) -- quality 0$\rightarrow$7 \\\midrule
23 % 89 44100Hz stereo & 75, 80, 90, 100, 120, 140, 160, 170 \\
24 \ButtonLeft\ / \ButtonRight & Adjust selected setting.\\ 90 22050Hz stereo & 39, 41, 45, 50, 60, 80, 110, 130 \\
25 % 91 44100Hz mono & 65, 68, 73, 80, 90, 105, 125, 140 \\
26 \opt{RECORDER_PAD,IAUDIO_X5_PAD}{\ButtonPlay} 92 22050Hz mono & 35, 38, 40, 45, 50, 60, 75, 90 \\\bottomrule
27 \opt{ONDIO_PAD}{\ButtonMenu} 93 \end{tabularx}
28 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOn} 94 \end{center}
29 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{\fixme{FixMe}}
30 & Start recording.\\
31 & While recording: pause recording (press again to continue).\\
32 %
33 \opt{RECORDER_PAD,ONDIO_PAD,IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonOff}
34 \opt{IAUDIO_X5_PAD}{Hold \ButtonPlay}
35 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{\fixme{FixMe}}
36 & Exit \setting{Recording Screen}.\\
37 & While recording: Stop recording.\\
38 %
39 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD,IAUDIO_X5_PAD}{
40 \ButtonRec & Starts recording.\\
41 & While recording: close the current file and open a new one.\\
42 }
43 %
44 \opt{RECORDER_PAD}{\ButtonFOne}
45 \opt{ONDIO_PAD}{Hold \ButtonMenu}
46 \opt{IRIVER_H100_PAD,IRIVER_H300_PAD}{\ButtonMode}
47 \opt{IAUDIO_X5_PAD}{Hold \ButtonRec}
48 \opt{IPOD_4G_PAD,IPOD_3G_PAD}{Hold \ButtonSelect}
49 & Open \setting{Recording Settings} (see below).\\
50 %
51 \opt{RECORDER_PAD}{
52 \ButtonFTwo & Quick menu for recording settings. A quick press will
53 leave the screen up (press \ButtonFTwo\ again to exit), while holding
54 it will close the screen when you release it.\\
55 }
56 %
57 \opt{RECORDER_PAD}{
58 \ButtonFThree & Quick menu for source setting.\\
59 & Quick/hold works as for \ButtonFTwo.\\
60 & While recording: Start a new recording file.\\
61 }
62 \end{btnmap}
63 \end{table} 95 \end{table}
64 96}
65 \subsection{\label{ref:Recordingsettings}Recording Settings} 97
66 \screenshot{main_menu/images/ss-recording-settings}{The recording settings screen}{} 98\begin{description}
67 99 \opt{MASCODEC,x5}{
68 \opt{MASCODEC}{ 100 \item[Frequency:]
69 \begin{description} 101 Choose the recording frequency (sample rate) -- 48kHz, 44.1kHz, 32kHz and
70 \item[Quality:] 102 24kHz, 22.05kHz, 16kHz are available. Higher sample rates use up more disk
71 Choose the quality here (0 to 7). Default is 5, best quality is 7, 103 space, but give better sound quality.
72 smallest file size is 0. This setting effects how much your sound 104 This setting determines which frequency range can accurately be reproduced
73 sample will be compressed. Higher quality settings result in larger 105 during playback, Lower frequencies produce smaller files.
74 MP3 files. 106 \opt{MASCODEC}{
75 107 The frequency setting also determines which version of the MPEG standard
76 The quality setting is just a way of selecting an average bit rate, 108 the sound is recorded using:\\
77 or number of bits per second, for a recording. When this setting 109 MPEG v1 for 48, 44.1 and 32\\
78 is lowered, recordings are compressed more (meaning worse sound quality), 110 MPEG v2 for 24, 22.05 and 16\\
79 and the average bitrate changes as follows. 111 }
80 \end{description}
81
82 \begin{table}[h!]
83 \begin{center}
84 \begin{tabularx}{0.75\textwidth}{lX}\toprule
85 \emph{Frequency} & \emph{Bitrate} (Kbit/s) -- quality 0$\rightarrow$7 \\\midrule
86 44100Hz stereo & 75, 80, 90, 100, 120, 140, 160, 170 \\
87 22050Hz stereo & 39, 41, 45, 50, 60, 80, 110, 130 \\
88 44100Hz mono & 65, 68, 73, 80, 90, 105, 125, 140 \\
89 22050Hz mono & 35, 38, 40, 45, 50, 60, 75, 90 \\\bottomrule
90 \end{tabularx}
91 \end{center}
92 \end{table}
93 } 112 }
113\item[Source:]
114 Choose the source of the recording. This can be
115 \opt{recorder,recorderv2fm,h1xx}{SPDIF (digital),} microphone or line in.
116 \opt{CONFIG_TUNER}{For recording from the radio see \reference{ref:FMradio}.}
94 117
95 \begin{description} 118 % Add h1xx here whenever it supports setting recording frequency.
96 \opt{MASCODEC,x5}{ 119 \opt{recorder,recorderv2fm}
97 \item[Frequency:] 120 {\note{You cannot change the sample rate for digital recordings.}}
98 Choose the recording frequency (sample rate) -- 48kHz, 44.1kHz, 32kHz and 121
99 24kHz, 22.05kHz, 16kHz are available. Higher sample rates use up more disk 122 \opt{MASCODEC,x5}{
100 space, but give better sound quality. 123 \item[Channels:]
101 This setting determines which frequency range can accurately be reproduced 124 This allows you to select mono or stereo recording. Please note that
102 during playback, Lower frequencies produce smaller files. 125 for mono recording, only the left channel is recorded. Mono recordings
126 are usually somewhat smaller than stereo.
127 }
128
103 \opt{MASCODEC}{ 129 \opt{MASCODEC}{
104 The frequency setting also determines which version of the MPEG standard 130 \item[Independent Frames:]
105 the sound is recorded using:\\ 131 The independent frames option tells the \dap\ to encode with the bit
106 MPEG v1 for 48, 44.1 and 32\\ 132 reservoir disabled, so the frames are independent of each other. This
107 MPEG v2 for 24, 22.05 and 16\\ 133 makes a file easier to edit.
108 } 134 }
109 } 135
110 \item[Source:] 136 \item[File Split:]
111 Choose the source of the recording. This can be 137 This option is useful when timing recordings. If set to active it stops
112 \opt{recorder,recorderv2fm,h1xx}{SPDIF (digital),} microphone or line in. 138 a recording at a given interval and then starts recording again with a
113 \opt{CONFIG_TUNER}{For recording from the radio see \reference{ref:FMradio}.} 139 new file, which is useful for long term recordings.
114 140 \newline
115 % Add h1xx here whenever it supports setting recording frequency. 141 The splits are seamless (frame accurate), no audio is lost at the split
116 \opt{recorder,recorderv2fm} 142 point. The break between recordings is only the time required to stop
117 {\note{You cannot change the sample rate for digital recordings.}} 143 and restart the recording, on the order of 2 -- 4 seconds.
118 144 \newline
119 \opt{MASCODEC,x5}{ 145 Options (hours:minutes between splits): off, 24:00, 18:00, 12:00, 10:00,
120 \item[Channels:] 146 8:00, 6:00, 4:00, 2:00, 1:20 (80 minute CD), 1:14 (74 minute CD), 1:00,
121 This allows you to select mono or stereo recording. Please note that 147 00:30, 00:15, 00:10, 00:05.
122 for mono recording, only the left channel is recorded. Mono recordings 148
123 are usually somewhat smaller than stereo. 149 \item[Prerecord Time:]
124 } 150 This setting buffers a small amount of audio so that when the record button
125 151 is pressed, the recording will begin from that number of seconds earlier.
126 \opt{MASCODEC}{ 152 This is useful for ensuring that a recording begins before a cue that is
127 \item[Independent Frames:] 153 being waited for.\\
128 The independent frames option tells the \dap\ to encode with the bit 154 Options: \setting{Off}, \setting{1 -- 30 seconds}
129 reservoir disabled, so the frames are independent of each other. This 155
130 makes a file easier to edit. 156 \item[Directory:]
131 } 157 Allows changing the location where the recorded files are saved. The
132 158 default location is \fname{/recordings}.
133 \item[Time Split:] 159
134 This option is useful when timing recordings. If set to active it stops 160 \item[Show recording screen on startup:]
135 a recording at a given interval and then starts recording again with a 161 If set to yes, the \dap\ will start up with the while recording screen
136 new file, which is useful for long term recordings. 162 showing.\\
137 \newline 163 Options: \setting{Yes}, \setting{No}
138 The splits are seamless (frame accurate), no audio is lost at the split 164
139 point. The break between recordings is only the time required to stop 165 \item[Clipping Light:]
140 and restart the recording, on the order of 2 -- 4 seconds. 166 Causes the backlight to flash on when clipping has been detected.\\
141 \newline 167 Options: \setting{Off}, \setting{Remote unit only},
142 Options (hours:minutes between splits): off, 24:00, 18:00, 12:00, 10:00,
143 8:00, 6:00, 4:00, 2:00, 1:20 (80 minute CD), 1:14 (74 minute CD), 1:00,
144 00:30, 00:15, 00:10, 00:05.
145
146 \item[Prerecord Time:]
147 This setting buffers a small amount of audio so that when the record button
148 is pressed, the recording will begin from that number of seconds earlier.
149 This is useful for ensuring that a recording begins before a cue that is
150 being waited for.\\
151 Options: \setting{Off}, \setting{1 -- 30 seconds}
152
153 \item[Directory:]
154 Allows changing the location where the recorded files are saved. The
155 default location is \fname{/recordings}.
156
157 \item[Show recording screen on startup:]
158 If set to yes, the \dap\ will start up with the while recording screen
159 showing.\\
160 Options: \setting{Yes}, \setting{No}
161
162 \item[Clipping Light:]
163 Causes the backlight to flash on when clipping has been detected.\\
164 Options: \setting{Off}, \setting{Remote unit only},
165 \setting{Main and remote unit}, \setting{Main unit only}. 168 \setting{Main and remote unit}, \setting{Main unit only}.
166 169
167 \opt{MASCODEC}{ 170 \opt{MASCODEC}{
168 \item[Trigger:] 171 \item[Trigger:]
169 \fixme{Add description of triggered recording.} 172 \fixme{Add description of triggered recording.}
170 } 173 }
171 174
172 \end{description} 175\end{description}