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path: root/noncore/multimedia/opierec/wavFile.cpp
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Diffstat (limited to 'noncore/multimedia/opierec/wavFile.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/multimedia/opierec/wavFile.cpp62
1 files changed, 31 insertions, 31 deletions
diff --git a/noncore/multimedia/opierec/wavFile.cpp b/noncore/multimedia/opierec/wavFile.cpp
index 80453e1..b53c416 100644
--- a/noncore/multimedia/opierec/wavFile.cpp
+++ b/noncore/multimedia/opierec/wavFile.cpp
@@ -18,25 +18,25 @@ using namespace Opie::Core;
18#include <sys/vfs.h> 18#include <sys/vfs.h>
19#include <fcntl.h> 19#include <fcntl.h>
20#include <math.h> 20#include <math.h>
21#include <mntent.h> 21#include <mntent.h>
22#include <stdio.h> 22#include <stdio.h>
23#include <stdlib.h> 23#include <stdlib.h>
24#include <unistd.h> 24#include <unistd.h>
25 25
26WavFile::WavFile( QObject * parent,const QString &fileName, bool makeNwFile, int sampleRate, 26WavFile::WavFile( QObject * parent,const QString &fileName, bool makeNwFile, int sampleRate,
27 int channels, int resolution, int format ) 27 int channels, int resolution, int format )
28 : QObject( parent) 28 : QObject( parent)
29{ 29{
30//odebug << "new wave file" << oendl; 30 owarn << "new wave file: " << fileName << oendl;
31 bool b = makeNwFile; 31 bool b = makeNwFile;
32 wavSampleRate=sampleRate; 32 wavSampleRate=sampleRate;
33 wavFormat=format; 33 wavFormat=format;
34 wavChannels=channels; 34 wavChannels=channels;
35 wavResolution=resolution; 35 wavResolution=resolution;
36 useTmpFile=false; 36 useTmpFile=false;
37 if( b) { 37 if( b) {
38 newFile(); 38 newFile();
39 } else { 39 } else {
40 openFile(fileName); 40 openFile(fileName);
41 } 41 }
42} 42}
@@ -100,38 +100,38 @@ return true;
100 100
101WavFile::~WavFile() { 101WavFile::~WavFile() {
102 102
103 closeFile(); 103 closeFile();
104} 104}
105 105
106void WavFile::closeFile() { 106void WavFile::closeFile() {
107 if(track.isOpen()) 107 if(track.isOpen())
108 track.close(); 108 track.close();
109} 109}
110 110
111int WavFile::openFile(const QString &currentFileName) { 111int WavFile::openFile(const QString &currentFileName) {
112// odebug << "open play file "+currentFileName << oendl; 112 qWarning("open play file "+currentFileName);;
113 closeFile(); 113 closeFile();
114 114
115 track.setName(currentFileName); 115 track.setName(currentFileName);
116 116
117 if(!track.open(IO_ReadOnly)) { 117 if(!track.open(IO_ReadOnly)) {
118 QString errorMsg=(QString)strerror(errno); 118 QString errorMsg=(QString)strerror(errno);
119 odebug << "<<<<<<<<<<< "+errorMsg+currentFileName << oendl; 119 odebug << "<<<<<<<<<<< "+errorMsg+currentFileName << oendl;
120 QMessageBox::message("Note", "Error opening file.\n" +errorMsg); 120 QMessageBox::message("Note", "Error opening file.\n" +errorMsg);
121 return -1; 121 return -1;
122 } else { 122 } else {
123 parseWavHeader( track.handle()); 123 parseWavHeader( track.handle());
124 } 124 }
125 return track.handle(); 125 return track.handle();
126} 126}
127 127
128bool WavFile::setWavHeader(int fd, wavhdr *hdr) { 128bool WavFile::setWavHeader(int fd, wavhdr *hdr) {
129 129
130 strncpy((*hdr).riffID, "RIFF", 4); // RIFF 130 strncpy((*hdr).riffID, "RIFF", 4); // RIFF
131 strncpy((*hdr).wavID, "WAVE", 4); //WAVE 131 strncpy((*hdr).wavID, "WAVE", 4); //WAVE
132 strncpy((*hdr).fmtID, "fmt ", 4); // fmt 132 strncpy((*hdr).fmtID, "fmt ", 4); // fmt
133 (*hdr).fmtLen = 16; // format length = 16 133 (*hdr).fmtLen = 16; // format length = 16
134 134
135 if( wavFormat == WAVE_FORMAT_PCM) { 135 if( wavFormat == WAVE_FORMAT_PCM) {
136 (*hdr).fmtTag = 1; // PCM 136 (*hdr).fmtTag = 1; // PCM
137// odebug << "set header WAVE_FORMAT_PCM" << oendl; 137// odebug << "set header WAVE_FORMAT_PCM" << oendl;
@@ -143,112 +143,112 @@ bool WavFile::setWavHeader(int fd, wavhdr *hdr) {
143 143
144 // (*hdr).nChannels = 1;//filePara.channels;// ? 2 : 1*/; // channels 144 // (*hdr).nChannels = 1;//filePara.channels;// ? 2 : 1*/; // channels
145 (*hdr).nChannels = wavChannels;// ? 2 : 1*/; // channels 145 (*hdr).nChannels = wavChannels;// ? 2 : 1*/; // channels
146 146
147 (*hdr).sampleRate = wavSampleRate; //samples per second 147 (*hdr).sampleRate = wavSampleRate; //samples per second
148 (*hdr).avgBytesPerSec = (wavSampleRate)*( wavChannels*(wavResolution/8)); // bytes per second 148 (*hdr).avgBytesPerSec = (wavSampleRate)*( wavChannels*(wavResolution/8)); // bytes per second
149 (*hdr).nBlockAlign = wavChannels*( wavResolution/8); //block align 149 (*hdr).nBlockAlign = wavChannels*( wavResolution/8); //block align
150 (*hdr).bitsPerSample = wavResolution; //bits per sample 8, or 16 150 (*hdr).bitsPerSample = wavResolution; //bits per sample 8, or 16
151 151
152 strncpy((*hdr).dataID, "data", 4); 152 strncpy((*hdr).dataID, "data", 4);
153 153
154 write( fd,hdr, sizeof(*hdr)); 154 write( fd,hdr, sizeof(*hdr));
155 odebug << "writing header: bitrate " << wavResolution << ", samplerate " << wavSampleRate << ", channels " << wavChannels << oendl; 155 owarn << "writing header: bitrate " << wavResolution << ", samplerate " << wavSampleRate << ", channels " << wavChannels << oendl;
156 return true; 156 return true;
157} 157}
158 158
159bool WavFile::adjustHeaders(int fd, int total) { 159bool WavFile::adjustHeaders(int fd, int total) {
160 lseek(fd, 4, SEEK_SET); 160 lseek(fd, 4, SEEK_SET);
161 int i = total + 36; 161 int i = total + 36;
162 write( fd, &i, sizeof(i)); 162 write( fd, &i, sizeof(i));
163 lseek( fd, 40, SEEK_SET); 163 lseek( fd, 40, SEEK_SET);
164 write( fd, &total, sizeof(total)); 164 write( fd, &total, sizeof(total));
165 odebug << "adjusting header " << total << "" << oendl; 165 owarn << "adjusting header " << total << "" << oendl;
166 return true; 166 return true;
167} 167}
168 168
169int WavFile::parseWavHeader(int fd) { 169int WavFile::parseWavHeader(int fd) {
170 odebug << "Parsing wav header" << oendl; 170 owarn << "Parsing wav header" << oendl;
171 char string[4]; 171 char string[4];
172 int found; 172 int found;
173 short fmt; 173 short fmt;
174 unsigned short ch, bitrate; 174 unsigned short ch, bitrate;
175 unsigned long samplerrate, longdata; 175 unsigned long samplerrate, longdata;
176 176
177 if (read(fd, string, 4) < 4) { 177 if (read(fd, string, 4) < 4) {
178 odebug << " Could not read from sound file." << oendl; 178 owarn << " Could not read from sound file." << oendl;
179 return -1; 179 return -1;
180 } 180 }
181 if (strncmp(string, "RIFF", 4)) { 181 if (strncmp(string, "RIFF", 4)) {
182 odebug << " not a valid WAV file." << oendl; 182 owarn << " not a valid WAV file." << oendl;
183 return -1; 183 return -1;
184 } 184 }
185 lseek(fd, 4, SEEK_CUR); 185 lseek(fd, 4, SEEK_CUR);
186 if (read(fd, string, 4) < 4) { 186 if (read(fd, string, 4) < 4) {
187 odebug << "Could not read from sound file." << oendl; 187 owarn << "Could not read from sound file." << oendl;
188 return -1; 188 return -1;
189 } 189 }
190 if (strncmp(string, "WAVE", 4)) { 190 if (strncmp(string, "WAVE", 4)) {
191 odebug << "not a valid WAV file." << oendl; 191 owarn << "not a valid WAV file." << oendl;
192 return -1; 192 return -1;
193 } 193 }
194 found = 0; 194 found = 0;
195 195
196 while (!found) { 196 while (!found) {
197 if (read(fd, string, 4) < 4) { 197 if (read(fd, string, 4) < 4) {
198 odebug << "Could not read from sound file." << oendl; 198 owarn << "Could not read from sound file." << oendl;
199 return -1; 199 return -1;
200 } 200 }
201 if (strncmp(string, "fmt ", 4)) { 201 if (strncmp(string, "fmt ", 4)) {
202 if (read(fd, &longdata, 4) < 4) { 202 if (read(fd, &longdata, 4) < 4) {
203 odebug << "Could not read from sound file." << oendl; 203 owarn << "Could not read from sound file." << oendl;
204 return -1; 204 return -1;
205 } 205 }
206 lseek(fd, longdata, SEEK_CUR); 206 lseek(fd, longdata, SEEK_CUR);
207 } else { 207 } else {
208 lseek(fd, 4, SEEK_CUR); 208 lseek(fd, 4, SEEK_CUR);
209 if (read(fd, &fmt, 2) < 2) { 209 if (read(fd, &fmt, 2) < 2) {
210 odebug << "Could not read format chunk." << oendl; 210 owarn << "Could not read format chunk." << oendl;
211 return -1; 211 return -1;
212 } 212 }
213 if (fmt != WAVE_FORMAT_PCM && fmt != WAVE_FORMAT_DVI_ADPCM) { 213 if (fmt != WAVE_FORMAT_PCM && fmt != WAVE_FORMAT_DVI_ADPCM) {
214 odebug << "Wave file contains unknown format. Unable to continue." << oendl; 214 owarn << "Wave file contains unknown format. Unable to continue." << oendl;
215 return -1; 215 return -1;
216 } 216 }
217 wavFormat = fmt; 217 wavFormat = fmt;
218 // compressionFormat=fmt; 218 // compressionFormat=fmt;
219 odebug << "compressionFormat is " << fmt << "" << oendl; 219 owarn << "compressionFormat is " << fmt << "" << oendl;
220 if (read(fd, &ch, 2) < 2) { 220 if (read(fd, &ch, 2) < 2) {
221 odebug << "Could not read format chunk." << oendl; 221 owarn << "Could not read format chunk." << oendl;
222 return -1; 222 return -1;
223 } else { 223 } else {
224 wavChannels = ch; 224 wavChannels = ch;
225 odebug << "File has " << ch << " channels" << oendl; 225 owarn << "File has " << ch << " channels" << oendl;
226 } 226 }
227 if (read(fd, &samplerrate, 4) < 4) { 227 if (read(fd, &samplerrate, 4) < 4) {
228 odebug << "Could not read from format chunk." << oendl; 228 owarn << "Could not read from format chunk." << oendl;
229 return -1; 229 return -1;
230 } else { 230 } else {
231 wavSampleRate = samplerrate; 231 wavSampleRate = samplerrate;
232 // sampleRate = samplerrate; 232 // sampleRate = samplerrate;
233 odebug << "File has samplerate of " << (int) samplerrate << "" << oendl; 233 owarn << "File has samplerate of " << (int) samplerrate << "" << oendl;
234 } 234 }
235 lseek(fd, 6, SEEK_CUR); 235 lseek(fd, 6, SEEK_CUR);
236 if (read(fd, &bitrate, 2) < 2) { 236 if (read(fd, &bitrate, 2) < 2) {
237 odebug << "Could not read format chunk." << oendl; 237 owarn << "Could not read format chunk." << oendl;
238 return -1; 238 return -1;
239 } else { 239 } else {
240 wavResolution=bitrate; 240 wavResolution=bitrate;
241 // resolution = bitrate; 241 // resolution = bitrate;
242 odebug << "File has bitrate of " << bitrate << "" << oendl; 242 owarn << "File has bitrate of " << bitrate << "" << oendl;
243 } 243 }
244 found++; 244 found++;
245 } 245 }
246 } 246 }
247 found = 0; 247 found = 0;
248 while (!found) { 248 while (!found) {
249 if (read(fd, string, 4) < 4) { 249 if (read(fd, string, 4) < 4) {
250 odebug << "Could not read from sound file." << oendl; 250 odebug << "Could not read from sound file." << oendl;
251 return -1; 251 return -1;
252 } 252 }
253 253
254 if (strncmp(string, "data", 4)) { 254 if (strncmp(string, "data", 4)) {