--- a/test/Makefile.in Sun Jan 11 02:18:18 2009 +0000
+++ b/test/Makefile.in Sun Jan 11 04:05:28 2009 +0000
@@ -7,7 +7,7 @@
CFLAGS = @CFLAGS@
LIBS = @LIBS@
-TARGETS = checkkeys$(EXE) graywin$(EXE) loopwave$(EXE) testaudioinfo$(EXE) testmultiaudio$(EXE) testalpha$(EXE) testbitmap$(EXE) testblitspeed$(EXE) testcdrom$(EXE) testcursor$(EXE) testintersections$(EXE) testdraw2$(EXE) testdyngl$(EXE) testerror$(EXE) testfile$(EXE) testgamma$(EXE) testgl$(EXE) testgl2$(EXE) testhread$(EXE) testiconv$(EXE) testjoystick$(EXE) testkeys$(EXE) testlock$(EXE) testoverlay2$(EXE) testoverlay$(EXE) testpalette$(EXE) testplatform$(EXE) testsem$(EXE) testsprite$(EXE) testsprite2$(EXE) testtimer$(EXE) testver$(EXE) testvidinfo$(EXE) testwin$(EXE) testwm$(EXE) testwm2$(EXE) threadwin$(EXE) torturethread$(EXE) testloadso$(EXE) testhaptic$(EXE) testmmousetablet$(EXE)
+TARGETS = checkkeys$(EXE) graywin$(EXE) loopwave$(EXE) testresample$(EXE) testaudioinfo$(EXE) testmultiaudio$(EXE) testalpha$(EXE) testbitmap$(EXE) testblitspeed$(EXE) testcdrom$(EXE) testcursor$(EXE) testintersections$(EXE) testdraw2$(EXE) testdyngl$(EXE) testerror$(EXE) testfile$(EXE) testgamma$(EXE) testgl$(EXE) testgl2$(EXE) testhread$(EXE) testiconv$(EXE) testjoystick$(EXE) testkeys$(EXE) testlock$(EXE) testoverlay2$(EXE) testoverlay$(EXE) testpalette$(EXE) testplatform$(EXE) testsem$(EXE) testsprite$(EXE) testsprite2$(EXE) testtimer$(EXE) testver$(EXE) testvidinfo$(EXE) testwin$(EXE) testwm$(EXE) testwm2$(EXE) threadwin$(EXE) torturethread$(EXE) testloadso$(EXE) testhaptic$(EXE) testmmousetablet$(EXE)
all: Makefile $(TARGETS)
@@ -23,6 +23,9 @@
loopwave$(EXE): $(srcdir)/loopwave.c
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
+testresample$(EXE): $(srcdir)/testresample.c
+ $(CC) -o $@ $? $(CFLAGS) $(LIBS)
+
testaudioinfo$(EXE): $(srcdir)/testaudioinfo.c
$(CC) -o $@ $? $(CFLAGS) $(LIBS)
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/testresample.c Sun Jan 11 04:05:28 2009 +0000
@@ -0,0 +1,112 @@
+#include <stdio.h>
+#include "SDL.h"
+
+int main(int argc, char **argv)
+{
+ SDL_AudioSpec spec;
+ SDL_AudioCVT cvt;
+ Uint32 len = 0;
+ Uint8 *data = NULL;
+ int cvtfreq = 0;
+ int bitsize = 0;
+ int blockalign = 0;
+ int avgbytes = 0;
+ SDL_RWops *io = NULL;
+
+ if (argc != 4)
+ {
+ fprintf(stderr, "USAGE: %s in.wav out.wav newfreq\n", argv[0]);
+ return 1;
+ }
+
+ cvtfreq = atoi(argv[3]);
+
+ if (SDL_Init(SDL_INIT_AUDIO) == -1)
+ {
+ fprintf(stderr, "SDL_Init() failed: %s\n", SDL_GetError());
+ return 2;
+ }
+
+ if (SDL_LoadWAV(argv[1], &spec, &data, &len) == NULL)
+ {
+ fprintf(stderr, "failed to load %s: %s\n", argv[1], SDL_GetError());
+ SDL_Quit();
+ return 3;
+ }
+
+ if (SDL_BuildAudioCVT(&cvt, spec.format, spec.channels, spec.freq,
+ spec.format, spec.channels, cvtfreq) == -1)
+ {
+ fprintf(stderr, "failed to build CVT: %s\n", SDL_GetError());
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 4;
+ }
+
+ cvt.len = len;
+ cvt.buf = (Uint8 *) malloc(len * cvt.len_mult);
+ if (cvt.buf == NULL)
+ {
+ fprintf(stderr, "Out of memory.\n");
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 5;
+ }
+ memcpy(cvt.buf, data, len);
+
+ if (SDL_ConvertAudio(&cvt) == -1)
+ {
+ fprintf(stderr, "Conversion failed: %s\n", SDL_GetError());
+ free(cvt.buf);
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 6;
+ }
+
+ /* write out a WAV header... */
+ io = SDL_RWFromFile(argv[2], "wb");
+ if (io == NULL)
+ {
+ fprintf(stderr, "fopen('%s') failed: %s\n", argv[2], SDL_GetError());
+ free(cvt.buf);
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 7;
+ }
+
+ bitsize = SDL_AUDIO_BITSIZE(spec.format);
+ blockalign = (bitsize / 8) * spec.channels;
+ avgbytes = cvtfreq * blockalign;
+
+ SDL_WriteLE32(io, 0x46464952); /* RIFF */
+ SDL_WriteLE32(io, len * cvt.len_mult + 36);
+ SDL_WriteLE32(io, 0x45564157); /* WAVE */
+ SDL_WriteLE32(io, 0x20746D66); /* fmt */
+ SDL_WriteLE32(io, 16); /* chunk size */
+ SDL_WriteLE16(io, 1); /* uncompressed */
+ SDL_WriteLE16(io, spec.channels); /* channels */
+ SDL_WriteLE32(io, cvtfreq); /* sample rate */
+ SDL_WriteLE32(io, avgbytes); /* average bytes per second */
+ SDL_WriteLE16(io, blockalign); /* block align */
+ SDL_WriteLE16(io, bitsize); /* significant bits per sample */
+ SDL_WriteLE32(io, 0x61746164); /* data */
+ SDL_WriteLE32(io, len * cvt.len_mult); /* size */
+ SDL_RWwrite(io, cvt.buf, len * cvt.len_mult, 1);
+
+ if (SDL_RWclose(io) == -1)
+ {
+ fprintf(stderr, "fclose('%s') failed: %s\n", argv[2], SDL_GetError());
+ free(cvt.buf);
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 8;
+ } // if
+
+ free(cvt.buf);
+ SDL_FreeWAV(data);
+ SDL_Quit();
+ return 0;
+} // main
+
+// end of resample_test.c ...
+