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tools: add sofa2wavs
Signed-off-by: Paul B Mahol <onemda@gmail.com>
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parent
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commit
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1
Makefile
1
Makefile
@ -82,6 +82,7 @@ target_dec_%_fuzzer$(EXESUF): target_dec_%_fuzzer.o $(FF_DEP_LIBS)
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$(LD) $(LDFLAGS) $(LDEXEFLAGS) $(LD_O) $^ $(ELIBS) $(FF_EXTRALIBS) $(LIBFUZZER_PATH)
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tools/cws2fws$(EXESUF): ELIBS = $(ZLIB)
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tools/sofa2wavs$(EXESUF): ELIBS = $(FF_EXTRALIBS)
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tools/uncoded_frame$(EXESUF): $(FF_DEP_LIBS)
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tools/uncoded_frame$(EXESUF): ELIBS = $(FF_EXTRALIBS)
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tools/target_dec_%_fuzzer$(EXESUF): $(FF_DEP_LIBS)
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@ -1,4 +1,5 @@
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TOOLS = qt-faststart trasher uncoded_frame
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TOOLS-$(CONFIG_LIBMYSOFA) += sofa2wavs
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TOOLS-$(CONFIG_ZLIB) += cws2fws
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tools/target_dec_%_fuzzer.o: tools/target_dec_fuzzer.c
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79
tools/sofa2wavs.c
Normal file
79
tools/sofa2wavs.c
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@ -0,0 +1,79 @@
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <mysofa.h>
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int main(int argc, char **argv)
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{
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struct MYSOFA_HRTF *hrtf;
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int sample_rate;
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int err, i, j;
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if (argc < 3) {
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printf("usage: %s input_SOFA_file output_directory\n", argv[0]);
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return 1;
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}
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hrtf = mysofa_load(argv[1], &err);
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if (!hrtf || err) {
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printf("invalid input SOFA file: %s\n", argv[1]);
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return 1;
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}
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if (hrtf->DataSamplingRate.elements != 1)
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goto fail;
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sample_rate = hrtf->DataSamplingRate.values[0];
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err = mkdir(argv[2], 0744);
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if (err)
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goto fail;
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err = chdir(argv[2]);
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if (err)
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goto fail;
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for (i = 0; i < hrtf->M; i++) {
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FILE *file;
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int bps = 32;
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int blkalign = 8;
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int bytespersec = blkalign * sample_rate;
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char filename[1024];
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int azi = hrtf->SourcePosition.values[i * 3];
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int ele = hrtf->SourcePosition.values[i * 3 + 1];
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int dis = hrtf->SourcePosition.values[i * 3 + 2];
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int size = 8 * hrtf->N;
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int offset = i * 2 * hrtf->N;
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snprintf(filename, sizeof(filename), "azi_%d_ele_%d_dis_%d.wav", azi, ele, dis);
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file = fopen(filename, "w+");
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fwrite("RIFF", 4, 1, file);
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fwrite("\xFF\xFF\xFF\xFF", 4, 1, file);
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fwrite("WAVE", 4, 1, file);
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fwrite("fmt ", 4, 1, file);
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fwrite("\x10\x00\00\00", 4, 1, file);
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fwrite("\x03\x00", 2, 1, file);
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fwrite("\x02\x00", 2, 1, file);
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fwrite(&sample_rate, 4, 1, file);
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fwrite(&bytespersec, 4, 1, file);
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fwrite(&blkalign, 2, 1, file);
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fwrite(&bps, 2, 1, file);
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fwrite("data", 4, 1, file);
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fwrite(&size, 4, 1, file);
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for (j = 0; j < hrtf->N; j++) {
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float l, r;
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l = hrtf->DataIR.values[offset + j];
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r = hrtf->DataIR.values[offset + j + hrtf->N];
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fwrite(&l, 4, 1, file);
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fwrite(&r, 4, 1, file);
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}
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fclose(file);
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}
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fail:
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mysofa_free(hrtf);
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return 0;
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}
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