ref: 128614f9cd4f97645b9275404a331f1d1fc3db42
dir: /minimp3_test.c/
/*#define MINIMP3_ONLY_MP3*/ /*#define MINIMP3_ONLY_SIMD*/ /*#define MINIMP3_NONSTANDARD_BUT_LOGICAL*/ #define MINIMP3_IMPLEMENTATION #define MINIMP3_ALLOW_MONO_STEREO_TRANSITION #include "minimp3_ex.h" #include <stdio.h> #include <math.h> #include <string.h> #if defined(_MSC_VER) #define strcasecmp(str1, str2) _strnicmp(str1, str2, strlen(str2)) #else #include <strings.h> #endif static int16_t read16le(const void *p) { const uint8_t *src = (const uint8_t *)p; return ((src[0]) << 0) | ((src[1]) << 8); } #ifndef MINIMP3_NO_WAV static char *wav_header(int hz, int ch, int bips, int data_bytes) { static char hdr[44] = "RIFFsizeWAVEfmt \x10\0\0\0\1\0ch_hz_abpsbabsdatasize"; unsigned long nAvgBytesPerSec = bips*ch*hz >> 3; unsigned int nBlockAlign = bips*ch >> 3; *(int32_t *)(void*)(hdr + 0x04) = 44 + data_bytes - 8; /* File size - 8 */ *(int16_t *)(void*)(hdr + 0x14) = 1; /* Integer PCM format */ *(int16_t *)(void*)(hdr + 0x16) = ch; *(int32_t *)(void*)(hdr + 0x18) = hz; *(int32_t *)(void*)(hdr + 0x1C) = nAvgBytesPerSec; *(int16_t *)(void*)(hdr + 0x20) = nBlockAlign; *(int16_t *)(void*)(hdr + 0x22) = bips; *(int32_t *)(void*)(hdr + 0x28) = data_bytes; return hdr; } #endif static unsigned char *preload(FILE *file, int *data_size) { unsigned char *data; *data_size = 0; if (!file) return 0; if (fseek(file, 0, SEEK_END)) return 0; *data_size = (int)ftell(file); if (*data_size < 0) return 0; if (fseek(file, 0, SEEK_SET)) return 0; data = (unsigned char*)malloc(*data_size); if (!data) return 0; if ((int)fread(data, 1, *data_size, file) != *data_size) exit(1); return data; } #ifdef MP4_MODE typedef struct { mp3dec_t *mp3d; mp3dec_file_info_t *info; size_t allocated; } frames_iterate_data; static int frames_iterate_cb(void *user_data, const uint8_t *frame, int frame_size, size_t offset, mp3dec_frame_info_t *info) { (void)offset; frames_iterate_data *d = user_data; d->info->channels = info->channels; d->info->hz = info->hz; d->info->layer = info->layer; /*printf("%d %d %d\n", frame_size, (int)offset, info->channels);*/ if ((d->allocated - d->info->samples*sizeof(mp3d_sample_t)) < MINIMP3_MAX_SAMPLES_PER_FRAME*sizeof(mp3d_sample_t)) { if (!d->allocated) d->allocated = 1024*1024; else d->allocated *= 2; d->info->buffer = realloc(d->info->buffer, d->allocated); } int samples = mp3dec_decode_frame(d->mp3d, frame, frame_size, d->info->buffer + d->info->samples, info); if (samples) { d->info->samples += samples*info->channels; } return 0; } #endif static void decode_file(const char *input_file_name, const unsigned char *buf_ref, int ref_size, FILE *file_out, const int wave_out) { mp3dec_t mp3d; int i, data_bytes, total_samples = 0, maxdiff = 0; double MSE = 0.0, psnr; mp3dec_file_info_t info; #ifdef MP4_MODE frames_iterate_data d = { &mp3d, &info, 0 }; mp3dec_init(&mp3d); memset(&info, 0, sizeof(info)); if (mp3dec_iterate(input_file_name, frames_iterate_cb, &d)) #else if (mp3dec_load(&mp3d, input_file_name, &info, 0, 0)) #endif { printf("error: file not found or read error"); exit(1); } #ifdef MINIMP3_FLOAT_OUTPUT int16_t *buffer = malloc(info.samples*sizeof(int16_t)); mp3dec_f32_to_s16(info.buffer, buffer, info.samples); free(info.buffer); #else int16_t *buffer = info.buffer; #endif #ifndef MINIMP3_NO_WAV if (wave_out && file_out) fwrite(wav_header(0, 0, 0, 0), 1, 44, file_out); #endif if (info.samples) { total_samples += info.samples; if (buf_ref) { int max_samples = MINIMP3_MIN((size_t)ref_size/2, info.samples); for (i = 0; i < max_samples; i++) { int MSEtemp = abs((int)buffer[i] - (int)(int16_t)read16le(&buf_ref[i*sizeof(int16_t)])); if (MSEtemp > maxdiff) maxdiff = MSEtemp; MSE += (float)MSEtemp*(float)MSEtemp; } } if (file_out) fwrite(buffer, info.samples, sizeof(int16_t), file_out); free(buffer); } #ifndef LIBFUZZER MSE /= total_samples ? total_samples : 1; if (0 == MSE) psnr = 99.0; else psnr = 10.0*log10(((double)0x7fff*0x7fff)/MSE); printf("rate=%d samples=%d max_diff=%d PSNR=%f\n", info.hz, total_samples, maxdiff, psnr); if (psnr < 96) { printf("PSNR compliance failed\n"); exit(1); } #endif #ifndef MINIMP3_NO_WAV if (wave_out && file_out) { data_bytes = ftell(file_out) - 44; rewind(file_out); fwrite(wav_header(info.hz, info.channels, 16, data_bytes), 1, 44, file_out); } #endif #ifdef MP4_MODE if (!total_samples) { printf("error: mp4 test should decode some samples\n"); exit(1); } #endif } #ifdef LIBFUZZER int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { decode_file(Data, Size, 0, 0, 0, 0); return 0; } #else #if defined(__arm__) || defined(__aarch64__) || defined(__PPC__) int main2(int argc, char *argv[]); int main2(int argc, char *argv[]) #else int main(int argc, char *argv[]) #endif { int wave_out = 0, ref_size; char *ref_file_name = (argc > 2) ? argv[2] : NULL; char *output_file_name = (argc > 3) ? argv[3] : NULL; FILE *file_out = NULL; if (output_file_name) { file_out = fopen(output_file_name, "wb"); #ifndef MINIMP3_NO_WAV char *ext = strrchr(output_file_name, '.'); if (ext && !strcasecmp(ext + 1, "wav")) wave_out = 1; #endif } FILE *file_ref = ref_file_name ? fopen(ref_file_name, "rb") : NULL; unsigned char *buf_ref = preload(file_ref, &ref_size); if (file_ref) fclose(file_ref); #ifdef __AFL_HAVE_MANUAL_CONTROL __AFL_INIT(); while (__AFL_LOOP(1000)) { #endif char *input_file_name = (argc > 1) ? argv[1] : NULL; if (!input_file_name) { printf("error: no file names given\n"); return 1; } decode_file(input_file_name, buf_ref, ref_size, file_out, wave_out); #ifdef __AFL_HAVE_MANUAL_CONTROL } #endif if (buf_ref) free(buf_ref); if (file_out) fclose(file_out); return 0; } #if defined(__arm__) || defined(__aarch64__) || defined(__PPC__) static const char *g_files[] = { "vectors/ILL2_center2.bit", "vectors/ILL2_dual.bit", "vectors/ILL2_dynx22.bit", "vectors/ILL2_dynx31.bit", "vectors/ILL2_dynx32.bit", "vectors/ILL2_ext_switching.bit", "vectors/ILL2_layer1.bit", "vectors/ILL2_layer3.bit", "vectors/ILL2_mono.bit", "vectors/ILL2_multilingual.bit", "vectors/ILL2_overalloc1.bit", "vectors/ILL2_overalloc2.bit", "vectors/ILL2_prediction.bit", "vectors/ILL2_samples.bit", "vectors/ILL2_scf63.bit", "vectors/ILL2_tca21.bit", "vectors/ILL2_tca30.bit", "vectors/ILL2_tca30_PC.bit", "vectors/ILL2_tca31_mtx0.bit", "vectors/ILL2_tca31_mtx2.bit", "vectors/ILL2_tca31_PC.bit", "vectors/ILL2_tca32_PC.bit", "vectors/ILL2_wrongcrc.bit", "vectors/ILL4_ext_id1.bit", "vectors/ILL4_sync.bit", "vectors/ILL4_wrongcrc.bit", "vectors/ILL4_wrong_length1.bit", "vectors/ILL4_wrong_length2.bit", "vectors/l1-fl1.bit", "vectors/l1-fl2.bit", "vectors/l1-fl3.bit", "vectors/l1-fl4.bit", "vectors/l1-fl5.bit", "vectors/l1-fl6.bit", "vectors/l1-fl7.bit", "vectors/l1-fl8.bit", "vectors/l2-fl10.bit", "vectors/l2-fl11.bit", "vectors/l2-fl12.bit", "vectors/l2-fl13.bit", "vectors/l2-fl14.bit", "vectors/l2-fl15.bit", "vectors/l2-fl16.bit", "vectors/l2-nonstandard-fl1_fl2_ff.bit", "vectors/l2-nonstandard-free_format.bit", "vectors/l2-nonstandard-test32-size.bit", "vectors/l2-test32.bit", "vectors/l3-compl.bit", "vectors/l3-he_32khz.bit", "vectors/l3-he_44khz.bit", "vectors/l3-he_48khz.bit", "vectors/l3-hecommon.bit", "vectors/l3-he_free.bit", "vectors/l3-he_mode.bit", "vectors/l3-nonstandard-big-iscf.bit", "vectors/l3-nonstandard-compl-sideinfo-bigvalues.bit", "vectors/l3-nonstandard-compl-sideinfo-blocktype.bit", "vectors/l3-nonstandard-compl-sideinfo-size.bit", "vectors/l3-nonstandard-sideinfo-size.bit", "vectors/l3-si.bit", "vectors/l3-si_block.bit", "vectors/l3-si_huff.bit", "vectors/l3-sin1k0db.bit", "vectors/l3-test45.bit", "vectors/l3-test46.bit", "vectors/M2L3_bitrate_16_all.bit", "vectors/M2L3_bitrate_22_all.bit", "vectors/M2L3_bitrate_24_all.bit", "vectors/M2L3_compl24.bit", "vectors/M2L3_noise.bit" }; int main() { size_t i; char buf[256]; char *v[3]; v[2] = buf; for (i = 0; i < sizeof(g_files)/sizeof(g_files[0]); i++) { int ret; const char *file = g_files[i]; size_t len = strlen(file); strcpy(buf, file); buf[len - 3] = 'p'; buf[len - 2] = 'c'; buf[len - 1] = 'm'; v[1] = (char*)file; printf("%s\n", file); ret = main2(3, v); if (ret) return ret; } return 0; } #endif #endif