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1/* Copyright: � Copyright 2005 Apple Computer, Inc. All rights reserved.
2
3 Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc.
4 ("Apple") in consideration of your agreement to the following terms, and your
5 use, installation, modification or redistribution of this Apple software
6 constitutes acceptance of these terms. If you do not agree with these terms,
7 please do not use, install, modify or redistribute this Apple software.
8
9 In consideration of your agreement to abide by the following terms, and subject
10 to these terms, Apple grants you a personal, non-exclusive license, under Apple�s
11 copyrights in this original Apple software (the "Apple Software"), to use,
12 reproduce, modify and redistribute the Apple Software, with or without
13 modifications, in source and/or binary forms; provided that if you redistribute
14 the Apple Software in its entirety and without modifications, you must retain
15 this notice and the following text and disclaimers in all such redistributions of
16 the Apple Software. Neither the name, trademarks, service marks or logos of
17 Apple Computer, Inc. may be used to endorse or promote products derived from the
18 Apple Software without specific prior written permission from Apple. Except as
19 expressly stated in this notice, no other rights or licenses, express or implied,
20 are granted by Apple herein, including but not limited to any patent rights that
21 may be infringed by your derivative works or by other works in which the Apple
22 Software may be incorporated.
23
24 The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO
25 WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED
26 WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27 PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN
28 COMBINATION WITH YOUR PRODUCTS.
29
30 IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR
31 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
32 GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33 ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION
34 OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, TORT
35 (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN
36 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37*/
38/*=============================================================================
39 afrecord.cpp
40
41=============================================================================*/
42
43#include "CAAudioFileRecorder.h"
44#include "CAXException.h"
45#include <unistd.h>
46#include "AFToolsCommon.h"
47#include "CAFilePathUtils.h"
48#include "CAAudioFileFormats.h"
49
50static void usage()
51{
52 fprintf(stderr,
53 "Usage:\n"
54 "%s [option...] audio_file\n\n"
55 "Options: (may appear before or after arguments)\n"
56 " { -f | --file } file_format:\n"
57 , getprogname());
58 PrintAudioFileTypesAndFormats(stderr);
59 fprintf(stderr,
60 " { -d | --data } data_format[@sample_rate_hz]:\n"
61 " [-][BE|LE]{F|[U]I}{8|16|24|32|64} (PCM)\n"
62 " e.g. -BEI16 -F32@44100\n"
63 " or a data format appropriate to file format, as above\n"
64 " { -c | --channels } number_of_channels\n"
65 " add/remove channels without regard to order\n"
66 " { -l | --channellayout } layout_tag\n"
67 " layout_tag: name of a constant from CoreAudioTypes.h\n"
68 " (prefix \"kAudioChannelLayoutTag_\" may be omitted)\n"
69 " if specified once, applies to output file; if twice, the first\n"
70 " applies to the input file, the second to the output file\n"
71 " { -b | --bitrate } bit_rate_bps\n"
72 " e.g. 128000\n"
73 " { -q | --quality } quality\n"
74 " quality: 0-127\n"
75 " { -v | --verbose }\n"
76 " print progress verbosely\n"
77 " { -p | --profile }\n"
78 " collect and print performance profile\n"
79 );
80 exit(1);
81}
82
83static void MissingArgument()
84{
85 fprintf(stderr, "missing argument\n\n");
86 usage();
87}
88
89static OSType Parse4CharCode(const char *arg, const char *name)
90{
91 OSType t;
92 StrToOSType(arg, t);
93 if (t == 0) {
94 fprintf(stderr, "invalid 4-char-code argument for %s: '%s'\n\n", name, arg);
95 usage();
96 }
97 return t;
98}
99
100static int ParseInt(const char *arg, const char *name)
101{
102 int x;
103 if (sscanf(arg, "%d", &x) != 1) {
104 fprintf(stderr, "invalid integer argument for %s: '%s'\n\n", name, arg);
105 usage();
106 }
107 return x;
108}
109
110static void Record(CAAudioFileRecorder &recorder)
111{
112 recorder.Start();
113 printf("Recording, press any key to stop:");
114 fflush(stdout);
115 getchar();
116 //sleep(10);
117 recorder.Stop();
118}
119
120int main(int argc, const char *argv[])
121{
122 const char *recordFileName = NULL;
123
124 // set up defaults
125 AudioFileTypeID filetype = kAudioFileAIFFType;
126
127 bool gotOutDataFormat = false;
128 CAStreamBasicDescription dataFormat;
129 dataFormat.mSampleRate = 44100.; // later get this from the hardware
130 dataFormat.mFormatID = kAudioFormatLinearPCM;
131 dataFormat.mFormatFlags = kAudioFormatFlagIsBigEndian | kAudioFormatFlagIsSignedInteger | kAudioFormatFlagIsPacked;
132 dataFormat.mFramesPerPacket = 1;
133 dataFormat.mChannelsPerFrame = 2;
134 dataFormat.mBitsPerChannel = 16;
135 dataFormat.mBytesPerPacket = dataFormat.mBytesPerFrame = 4;
136
137 SInt32 bitrate = -1, quality = -1;
138
139 // parse arguments
140 for (int i = 1; i < argc; ++i) {
141 const char *arg = argv[i];
142 if (arg[0] != '-') {
143 if (recordFileName != NULL) {
144 fprintf(stderr, "may only specify one record file\n");
145 usage();
146 }
147 recordFileName = arg;
148 } else {
149 arg += 1;
150 if (arg[0] == 'f' || !strcmp(arg, "-file")) {
151 if (++i == argc) MissingArgument();
152 filetype = Parse4CharCode(argv[i], "-f | --file");
153 } else if (arg[0] == 'd' || !strcmp(arg, "-data")) {
154 if (++i == argc) MissingArgument();
155 if (!ParseStreamDescription(argv[i], dataFormat))
156 usage();
157 gotOutDataFormat = true;
158 } else if (arg[0] == 'b' || !strcmp(arg, "-bitrate")) {
159 if (++i == argc) MissingArgument();
160 bitrate = ParseInt(argv[i], "-b | --bitrate");
161 } else if (arg[0] == 'q' || !strcmp(arg, "-quality")) {
162 if (++i == argc) MissingArgument();
163 quality = ParseInt(argv[i], "-q | --quality");
164 } else {
165 fprintf(stderr, "unknown argument: %s\n\n", arg - 1);
166 usage();
167 }
168 }
169 }
170
171 if (recordFileName == NULL)
172 usage();
173
174 if (!gotOutDataFormat) {
175 if (filetype == 0) {
176 fprintf(stderr, "no output file or data format specified\n\n");
177 usage();
178 }
179 if (!CAAudioFileFormats::Instance()->InferDataFormatFromFileFormat(filetype, dataFormat)) {
180 fprintf(stderr, "Couldn't infer data format from file format\n\n");
181 usage();
182 }
183 } else if (filetype == 0) {
184 if (!CAAudioFileFormats::Instance()->InferFileFormatFromDataFormat(dataFormat, filetype)) {
185 dataFormat.PrintFormat(stderr, "", "Couldn't infer file format from data format");
186 usage();
187 }
188 }
189
190 unlink(recordFileName);
191
192 if (dataFormat.IsPCM())
193 dataFormat.ChangeNumberChannels(2, true);
194 else
195 dataFormat.mChannelsPerFrame = 2;
196
197 try {
198 const int kNumberBuffers = 3;
199 const unsigned kBufferSize = 0x8000;
200 CAAudioFileRecorder recorder(kNumberBuffers, kBufferSize);
201 FSRef parentDir;
202 CFStringRef filename;
203 XThrowIfError(PosixPathToParentFSRefAndName(recordFileName, parentDir, filename), "couldn't find output directory");
204 recorder.SetFile(parentDir, filename, filetype, dataFormat, NULL);
205
206 CAAudioFile &recfile = recorder.GetFile();
207 if (bitrate >= 0)
208 recfile.SetConverterProperty(kAudioConverterEncodeBitRate, sizeof(UInt32), &bitrate);
209 if (quality >= 0)
210 recfile.SetConverterProperty(kAudioConverterCodecQuality, sizeof(UInt32), &quality);
211
212 Record(recorder);
213 }
214 catch (CAXException &e) {
215 char buf[256];
216 fprintf(stderr, "Error: %s (%s)\n", e.mOperation, CAXException::FormatError(buf, sizeof(buf), e.mError));
217 return 1;
218 }
219 catch (...) {
220 fprintf(stderr, "An unknown error occurred\n");
221 return 1;
222 }
223 return 0;
224}
225