diff options
Diffstat (limited to '3rdparty/libflac/src/test_seeking/main.c')
-rw-r--r-- | 3rdparty/libflac/src/test_seeking/main.c | 501 |
1 files changed, 0 insertions, 501 deletions
diff --git a/3rdparty/libflac/src/test_seeking/main.c b/3rdparty/libflac/src/test_seeking/main.c deleted file mode 100644 index 11b549a4883..00000000000 --- a/3rdparty/libflac/src/test_seeking/main.c +++ /dev/null @@ -1,501 +0,0 @@ -/* test_seeking - Seeking tester for libFLAC - * Copyright (C) 2004,2005,2006,2007 Josh Coalson - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#if HAVE_CONFIG_H -# include <config.h> -#endif - -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#if defined _MSC_VER || defined __MINGW32__ -#include <time.h> -#else -#include <sys/time.h> -#endif -#include <sys/stat.h> /* for stat() */ -#include "FLAC/assert.h" -#include "FLAC/metadata.h" -#include "FLAC/stream_decoder.h" - -typedef struct { - FLAC__int32 **pcm; - FLAC__bool got_data; - FLAC__uint64 total_samples; - unsigned channels; - unsigned bits_per_sample; - FLAC__bool quiet; - FLAC__bool ignore_errors; - FLAC__bool error_occurred; -} DecoderClientData; - -static FLAC__bool stop_signal_ = false; - -static void our_sigint_handler_(int signal) -{ - (void)signal; - printf("(caught SIGINT) "); - fflush(stdout); - stop_signal_ = true; -} - -static FLAC__bool die_(const char *msg) -{ - printf("ERROR: %s\n", msg); - return false; -} - -static FLAC__bool die_s_(const char *msg, const FLAC__StreamDecoder *decoder) -{ - FLAC__StreamDecoderState state = FLAC__stream_decoder_get_state(decoder); - - if(msg) - printf("FAILED, %s", msg); - else - printf("FAILED"); - - printf(", state = %u (%s)\n", (unsigned)state, FLAC__StreamDecoderStateString[state]); - - return false; -} - -static unsigned local_rand_(void) -{ -#if !defined _MSC_VER && !defined __MINGW32__ -#define RNDFUNC random -#else -#define RNDFUNC rand -#endif - /* every RAND_MAX I've ever seen is 2^15-1 or 2^31-1, so a little hackery here: */ - if (RAND_MAX > 32767) - return RNDFUNC(); - else /* usually MSVC, some solaris */ - return (RNDFUNC()<<15) | RNDFUNC(); -#undef RNDFUNC -} - -static off_t get_filesize_(const char *srcpath) -{ - struct stat srcstat; - - if(0 == stat(srcpath, &srcstat)) - return srcstat.st_size; - else - return -1; -} - -static FLAC__bool read_pcm_(FLAC__int32 *pcm[], const char *rawfilename, const char *flacfilename) -{ - FILE *f; - unsigned channels = 0, bps = 0, samples, i, j; - - off_t rawfilesize = get_filesize_(rawfilename); - if (rawfilesize < 0) { - fprintf(stderr, "ERROR: can't determine filesize for %s\n", rawfilename); - return false; - } - /* get sample format from flac file; would just use FLAC__metadata_get_streaminfo() except it doesn't work for Ogg FLAC yet */ - { -#if 0 - FLAC__StreamMetadata streaminfo; - if(!FLAC__metadata_get_streaminfo(flacfilename, &streaminfo)) { - printf("ERROR: getting STREAMINFO from %s\n", flacfilename); - return false; - } - channels = streaminfo.data.stream_info.channels; - bps = streaminfo.data.stream_info.bits_per_sample; -#else - FLAC__bool ok = true; - FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new(); - FLAC__Metadata_Iterator *it = 0; - ok = ok && chain && (FLAC__metadata_chain_read(chain, flacfilename) || FLAC__metadata_chain_read_ogg(chain, flacfilename)); - ok = ok && (it = FLAC__metadata_iterator_new()); - if(ok) FLAC__metadata_iterator_init(it, chain); - ok = ok && (FLAC__metadata_iterator_get_block(it)->type == FLAC__METADATA_TYPE_STREAMINFO); - ok = ok && (channels = FLAC__metadata_iterator_get_block(it)->data.stream_info.channels); - ok = ok && (bps = FLAC__metadata_iterator_get_block(it)->data.stream_info.bits_per_sample); - if(it) FLAC__metadata_iterator_delete(it); - if(chain) FLAC__metadata_chain_delete(chain); - if(!ok) { - printf("ERROR: getting STREAMINFO from %s\n", flacfilename); - return false; - } -#endif - } - if(channels > 2) { - printf("ERROR: PCM verification requires 1 or 2 channels, got %u\n", channels); - return false; - } - if(bps != 8 && bps != 16) { - printf("ERROR: PCM verification requires 8 or 16 bps, got %u\n", bps); - return false; - } - samples = rawfilesize / channels / (bps>>3); - if (samples > 10000000) { - fprintf(stderr, "ERROR: %s is too big\n", rawfilename); - return false; - } - for(i = 0; i < channels; i++) { - if(0 == (pcm[i] = (FLAC__int32*)malloc(sizeof(FLAC__int32)*samples))) { - printf("ERROR: allocating space for PCM samples\n"); - return false; - } - } - if(0 == (f = fopen(rawfilename, "rb"))) { - printf("ERROR: opening %s for reading\n", rawfilename); - return false; - } - /* assumes signed big-endian data */ - if(bps == 8) { - signed char c; - for(i = 0; i < samples; i++) { - for(j = 0; j < channels; j++) { - fread(&c, 1, 1, f); - pcm[j][i] = c; - } - } - } - else { /* bps == 16 */ - unsigned char c[2]; - for(i = 0; i < samples; i++) { - for(j = 0; j < channels; j++) { - fread(&c, 1, 2, f); - pcm[j][i] = ((int)((signed char)c[0])) << 8 | (int)c[1]; - } - } - } - fclose(f); - return true; -} - -static FLAC__StreamDecoderWriteStatus write_callback_(const FLAC__StreamDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *client_data) -{ - DecoderClientData *dcd = (DecoderClientData*)client_data; - - (void)decoder, (void)buffer; - - if(0 == dcd) { - printf("ERROR: client_data in write callback is NULL\n"); - return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT; - } - - if(dcd->error_occurred) - return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT; - - FLAC__ASSERT(frame->header.number_type == FLAC__FRAME_NUMBER_TYPE_SAMPLE_NUMBER); /* decoder guarantees this */ - if (!dcd->quiet) -#ifdef _MSC_VER - printf("frame@%I64u(%u)... ", frame->header.number.sample_number, frame->header.blocksize); -#else - printf("frame@%llu(%u)... ", (unsigned long long)frame->header.number.sample_number, frame->header.blocksize); -#endif - fflush(stdout); - - /* check against PCM data if we have it */ - if (dcd->pcm) { - unsigned c, i, j; - for (c = 0; c < frame->header.channels; c++) - for (i = (unsigned)frame->header.number.sample_number, j = 0; j < frame->header.blocksize; i++, j++) - if (buffer[c][j] != dcd->pcm[c][i]) { - printf("ERROR: sample mismatch at sample#%u(%u), channel=%u, expected %d, got %d\n", i, j, c, buffer[c][j], dcd->pcm[c][i]); - return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT; - } - } - - return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE; -} - -static void metadata_callback_(const FLAC__StreamDecoder *decoder, const FLAC__StreamMetadata *metadata, void *client_data) -{ - DecoderClientData *dcd = (DecoderClientData*)client_data; - - (void)decoder; - - if(0 == dcd) { - printf("ERROR: client_data in metadata callback is NULL\n"); - return; - } - - if(dcd->error_occurred) - return; - - if (!dcd->got_data && metadata->type == FLAC__METADATA_TYPE_STREAMINFO) { - dcd->got_data = true; - dcd->total_samples = metadata->data.stream_info.total_samples; - dcd->channels = metadata->data.stream_info.channels; - dcd->bits_per_sample = metadata->data.stream_info.bits_per_sample; - } -} - -static void error_callback_(const FLAC__StreamDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data) -{ - DecoderClientData *dcd = (DecoderClientData*)client_data; - - (void)decoder; - - if(0 == dcd) { - printf("ERROR: client_data in error callback is NULL\n"); - return; - } - - if(!dcd->ignore_errors) { - printf("ERROR: got error callback: err = %u (%s)\n", (unsigned)status, FLAC__StreamDecoderErrorStatusString[status]); - dcd->error_occurred = true; - } -} - -/* read mode: - * 0 - no read after seek - * 1 - read 2 frames - * 2 - read until end - */ -static FLAC__bool seek_barrage(FLAC__bool is_ogg, const char *filename, off_t filesize, unsigned count, FLAC__int64 total_samples, unsigned read_mode, FLAC__int32 **pcm) -{ - FLAC__StreamDecoder *decoder; - DecoderClientData decoder_client_data; - unsigned i; - long int n; - - decoder_client_data.pcm = pcm; - decoder_client_data.got_data = false; - decoder_client_data.total_samples = 0; - decoder_client_data.quiet = false; - decoder_client_data.ignore_errors = false; - decoder_client_data.error_occurred = false; - - printf("\n+++ seek test: FLAC__StreamDecoder (%s FLAC, read_mode=%u)\n\n", is_ogg? "Ogg":"native", read_mode); - - decoder = FLAC__stream_decoder_new(); - if(0 == decoder) - return die_("FLAC__stream_decoder_new() FAILED, returned NULL\n"); - - if(is_ogg) { - if(FLAC__stream_decoder_init_ogg_file(decoder, filename, write_callback_, metadata_callback_, error_callback_, &decoder_client_data) != FLAC__STREAM_DECODER_INIT_STATUS_OK) - return die_s_("FLAC__stream_decoder_init_file() FAILED", decoder); - } - else { - if(FLAC__stream_decoder_init_file(decoder, filename, write_callback_, metadata_callback_, error_callback_, &decoder_client_data) != FLAC__STREAM_DECODER_INIT_STATUS_OK) - return die_s_("FLAC__stream_decoder_init_file() FAILED", decoder); - } - - if(!FLAC__stream_decoder_process_until_end_of_metadata(decoder)) - return die_s_("FLAC__stream_decoder_process_until_end_of_metadata() FAILED", decoder); - - if(!is_ogg) { /* not necessary to do this for Ogg because of its seeking method */ - /* process until end of stream to make sure we can still seek in that state */ - decoder_client_data.quiet = true; - if(!FLAC__stream_decoder_process_until_end_of_stream(decoder)) - return die_s_("FLAC__stream_decoder_process_until_end_of_stream() FAILED", decoder); - decoder_client_data.quiet = false; - - printf("stream decoder state is %s\n", FLAC__stream_decoder_get_resolved_state_string(decoder)); - if(FLAC__stream_decoder_get_state(decoder) != FLAC__STREAM_DECODER_END_OF_STREAM) - return die_s_("expected FLAC__STREAM_DECODER_END_OF_STREAM", decoder); - } - -#ifdef _MSC_VER - printf("file's total_samples is %I64u\n", decoder_client_data.total_samples); -#else - printf("file's total_samples is %llu\n", (unsigned long long)decoder_client_data.total_samples); -#endif - n = (long int)decoder_client_data.total_samples; - - if(n == 0 && total_samples >= 0) - n = (long int)total_samples; - - /* if we don't have a total samples count, just guess based on the file size */ - /* @@@ for is_ogg we should get it from last page's granulepos */ - if(n == 0) { - /* 8 would imply no compression, 9 guarantees that we will get some samples off the end of the stream to test that case */ - n = 9 * filesize / (decoder_client_data.channels * decoder_client_data.bits_per_sample); - } - - printf("Begin seek barrage, count=%u\n", count); - - for (i = 0; !stop_signal_ && (count == 0 || i < count); i++) { - FLAC__uint64 pos; - - /* for the first 10, seek to the first 10 samples */ - if (n >= 10 && i < 10) { - pos = i; - } - /* for the second 10, seek to the last 10 samples */ - else if (n >= 10 && i < 20) { - pos = n - 1 - (i-10); - } - /* for the third 10, seek past the end and make sure we fail properly as expected */ - else if (i < 30) { - pos = n + (i-20); - } - else { - pos = (FLAC__uint64)(local_rand_() % n); - } - -#ifdef _MSC_VER - printf("#%u:seek(%I64u)... ", i, pos); -#else - printf("#%u:seek(%llu)... ", i, (unsigned long long)pos); -#endif - fflush(stdout); - if(!FLAC__stream_decoder_seek_absolute(decoder, pos)) { - if(pos >= (FLAC__uint64)n) - printf("seek past end failed as expected... "); - else if(decoder_client_data.total_samples == 0 && total_samples <= 0) - printf("seek failed, assuming it was past EOF... "); - else - return die_s_("FLAC__stream_decoder_seek_absolute() FAILED", decoder); - if(!FLAC__stream_decoder_flush(decoder)) - return die_s_("FLAC__stream_decoder_flush() FAILED", decoder); - } - else if(read_mode == 1) { - printf("decode_frame... "); - fflush(stdout); - if(!FLAC__stream_decoder_process_single(decoder)) - return die_s_("FLAC__stream_decoder_process_single() FAILED", decoder); - - printf("decode_frame... "); - fflush(stdout); - if(!FLAC__stream_decoder_process_single(decoder)) - return die_s_("FLAC__stream_decoder_process_single() FAILED", decoder); - } - else if(read_mode == 2) { - printf("decode_all... "); - fflush(stdout); - decoder_client_data.quiet = true; - if(!FLAC__stream_decoder_process_until_end_of_stream(decoder)) - return die_s_("FLAC__stream_decoder_process_until_end_of_stream() FAILED", decoder); - decoder_client_data.quiet = false; - } - - printf("OK\n"); - fflush(stdout); - } - stop_signal_ = false; - - if(FLAC__stream_decoder_get_state(decoder) != FLAC__STREAM_DECODER_UNINITIALIZED) { - if(!FLAC__stream_decoder_finish(decoder)) - return die_s_("FLAC__stream_decoder_finish() FAILED", decoder); - } - - FLAC__stream_decoder_delete(decoder); - printf("\nPASSED!\n"); - - return true; -} - -#ifdef _MSC_VER -/* There's no strtoull() in MSVC6 so we just write a specialized one */ -static FLAC__uint64 local__strtoull(const char *src) -{ - FLAC__uint64 ret = 0; - int c; - FLAC__ASSERT(0 != src); - while(0 != (c = *src++)) { - c -= '0'; - if(c >= 0 && c <= 9) - ret = (ret * 10) + c; - else - break; - } - return ret; -} -#endif - -int main(int argc, char *argv[]) -{ - const char *flacfilename, *rawfilename = 0; - unsigned count = 0, read_mode; - FLAC__int64 samples = -1; - off_t flacfilesize; - FLAC__int32 *pcm[2] = { 0, 0 }; - FLAC__bool ok = true; - - static const char * const usage = "usage: test_seeking file.flac [#seeks] [#samples-in-file.flac] [file.raw]\n"; - - if (argc < 2 || argc > 5) { - fprintf(stderr, usage); - return 1; - } - - flacfilename = argv[1]; - - if (argc > 2) - count = strtoul(argv[2], 0, 10); - if (argc > 3) -#ifdef _MSC_VER - samples = local__strtoull(argv[3]); -#else - samples = strtoull(argv[3], 0, 10); -#endif - if (argc > 4) - rawfilename = argv[4]; - - if (count < 30) - fprintf(stderr, "WARNING: random seeks don't kick in until after 30 preprogrammed ones\n"); - -#if !defined _MSC_VER && !defined __MINGW32__ - { - struct timeval tv; - - if (gettimeofday(&tv, 0) < 0) { - fprintf(stderr, "WARNING: couldn't seed RNG with time\n"); - tv.tv_usec = 4321; - } - srandom(tv.tv_usec); - } -#else - srand((unsigned)time(0)); -#endif - - flacfilesize = get_filesize_(flacfilename); - if (flacfilesize < 0) { - fprintf(stderr, "ERROR: can't determine filesize for %s\n", flacfilename); - return 1; - } - - if (rawfilename && !read_pcm_(pcm, rawfilename, flacfilename)) { - free(pcm[0]); - free(pcm[1]); - return 1; - } - - (void) signal(SIGINT, our_sigint_handler_); - - for (read_mode = 0; ok && read_mode <= 2; read_mode++) { - /* no need to do "decode all" read_mode if PCM checking is available */ - if (rawfilename && read_mode > 1) - continue; - if (strlen(flacfilename) > 4 && (0 == strcmp(flacfilename+strlen(flacfilename)-4, ".oga") || 0 == strcmp(flacfilename+strlen(flacfilename)-4, ".ogg"))) { -#if FLAC__HAS_OGG - ok = seek_barrage(/*is_ogg=*/true, flacfilename, flacfilesize, count, samples, read_mode, rawfilename? pcm : 0); -#else - fprintf(stderr, "ERROR: Ogg FLAC not supported\n"); - ok = false; -#endif - } - else { - ok = seek_barrage(/*is_ogg=*/false, flacfilename, flacfilesize, count, samples, read_mode, rawfilename? pcm : 0); - } - } - - free(pcm[0]); - free(pcm[1]); - - return ok? 0 : 2; -} |