changed detection of "alsa:" and "wav:" prefix with detection of

"hw:" / "plughw:" prefix, ".wav" suffix and "default" alsa device

.gitignore

@@ -11,3 +11,5 @@ decode
 48000.wav
 8000.ppm
 8000.wav
+????-??-??_??:??:??.ppm
+.*.swp

Makefile

@@ -11,11 +11,11 @@ test: all
 	./encode smpte.ppm 40000.wav 40000
 	./encode smpte.ppm 44100.wav 44100
 	./encode smpte.ppm 48000.wav 48000
-	./decode wav:8000.wav 8000.ppm
-	./decode wav:11025.wav 11025.ppm
-	./decode wav:40000.wav 40000.ppm
-	./decode wav:44100.wav 44100.ppm
-	./decode wav:48000.wav 48000.ppm
+	./decode 8000.wav 8000.ppm
+	./decode 11025.wav 11025.ppm
+	./decode 40000.wav 40000.ppm
+	./decode 44100.wav 44100.ppm
+	./decode 48000.wav 48000.ppm
 
 clean:
 	rm -f encode decode *.o {8000,11025,40000,44100,48000}.{ppm,wav}

decode.c

@@ -245,7 +245,7 @@ char *string_time(char *fmt)
 int main(int argc, char **argv)
 {
 	pcm_t *pcm;
-	char *name = "alsa:default";
+	char *name = "default";
 	if (argc != 1)
 		name = argv[1];
 

pcm.c

@@ -34,10 +34,10 @@ int read_pcm(pcm_t *pcm, short *buff, int frames)
 
 int open_pcm(pcm_t **p, char *name)
 {
-	if (strstr(name, "alsa:"))
-		return open_alsa(p, name + strlen("alsa:"));
-	if (strstr(name, "wav:"))
-		return open_wav(p, name + strlen("wav:"));
+	if (strstr(name, "plughw:") == name || strstr(name, "hw:") == name || strstr(name, "default") == name)
+		return open_alsa(p, name);
+	if (strstr(name, ".wav") == (name + (strlen(name) - strlen(".wav"))))
+		return open_wav(p, name);
 	return 0;
 }