X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/e5b0e8bee502e61dfaaf2a5bc4b4d9d4938a9a2a..e775f23a10c4ba37fc1a762299f52cd0d71593b7:/interpretor/libsndfile-1.0.25/tests/peak_chunk_test.c diff --git a/interpretor/libsndfile-1.0.25/tests/peak_chunk_test.c b/interpretor/libsndfile-1.0.25/tests/peak_chunk_test.c new file mode 100644 index 0000000..14656aa --- /dev/null +++ b/interpretor/libsndfile-1.0.25/tests/peak_chunk_test.c @@ -0,0 +1,362 @@ +/* +** Copyright (C) 2001-2011 Erik de Castro Lopo +** +** 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. +*/ + +#include "sfconfig.h" + +#include +#include +#include +#include + +#if HAVE_UNISTD_H +#include +#endif + +#include + +#include "utils.h" + +#define BUFFER_LEN (1<<15) +#define LOG_BUFFER_SIZE 1024 + + +static void test_float_peak (const char *filename, int filetype) ; +static void read_write_peak_test (const char *filename, int filetype) ; + +static void check_logged_peaks (char *buffer) ; + +/* Force the start of this buffer to be double aligned. Sparc-solaris will +** choke if its not. +*/ +static double data [BUFFER_LEN] ; +static char log_buffer [LOG_BUFFER_SIZE] ; + +int +main (int argc, char *argv []) +{ int do_all = 0 ; + int test_count = 0 ; + + if (argc != 2) + { printf ("Usage : %s \n", argv [0]) ; + printf (" Where is one of the following:\n") ; + printf (" aiff - test AIFF file PEAK chunk\n") ; + printf (" caf - test CAF file PEAK chunk\n") ; + printf (" wav - test WAV file peak chunk\n") ; + printf (" all - perform all tests\n") ; + exit (1) ; + } ; + + do_all = ! strcmp (argv [1], "all") ; + + if (do_all || ! strcmp (argv [1], "wav")) + { test_float_peak ("peak_float.wav", SF_FORMAT_WAV | SF_FORMAT_FLOAT) ; + test_float_peak ("peak_float.wavex", SF_FORMAT_WAVEX | SF_FORMAT_FLOAT) ; + test_float_peak ("peak_float.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_FLOAT) ; + + read_write_peak_test ("rw_peak.wav", SF_FORMAT_WAV | SF_FORMAT_FLOAT) ; + read_write_peak_test ("rw_peak.wavex", SF_FORMAT_WAVEX | SF_FORMAT_FLOAT) ; + test_count++ ; + } ; + + if (do_all || ! strcmp (argv [1], "aiff")) + { test_float_peak ("peak_float.aiff", SF_FORMAT_AIFF | SF_FORMAT_FLOAT) ; + + read_write_peak_test ("rw_peak.aiff", SF_FORMAT_AIFF | SF_FORMAT_FLOAT) ; + test_count++ ; + } ; + + if (do_all || ! strcmp (argv [1], "caf")) + { test_float_peak ("peak_float.caf", SF_FORMAT_CAF | SF_FORMAT_FLOAT) ; + + read_write_peak_test ("rw_peak.caf", SF_FORMAT_CAF | SF_FORMAT_FLOAT) ; + test_count++ ; + } ; + + if (test_count == 0) + { printf ("Mono : ************************************\n") ; + printf ("Mono : * No '%s' test defined.\n", argv [1]) ; + printf ("Mono : ************************************\n") ; + return 1 ; + } ; + + return 0 ; +} /* main */ + +/*============================================================================================ +** Here are the test functions. +*/ + +static void +test_float_peak (const char *filename, int filetype) +{ SNDFILE *file ; + SF_INFO sfinfo ; + int k, frames, count ; + + print_test_name ("test_float_peak", filename) ; + + memset (&sfinfo, 0, sizeof (sfinfo)) ; + sfinfo.samplerate = 44100 ; + sfinfo.format = filetype ; + sfinfo.channels = 4 ; + sfinfo.frames = 0 ; + + frames = BUFFER_LEN / sfinfo.channels ; + + /* Create some random data with a peak value of 0.66. */ + for (k = 0 ; k < BUFFER_LEN ; k++) + data [k] = (rand () % 2000) / 3000.0 ; + + /* Insert some larger peaks a know locations. */ + data [4 * (frames / 8) + 0] = (frames / 8) * 0.01 ; /* First channel */ + data [4 * (frames / 6) + 1] = (frames / 6) * 0.01 ; /* Second channel */ + data [4 * (frames / 4) + 2] = (frames / 4) * 0.01 ; /* Third channel */ + data [4 * (frames / 2) + 3] = (frames / 2) * 0.01 ; /* Fourth channel */ + + /* Write a file with PEAK chunks. */ + file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, 0, __LINE__) ; + + /* Try to confuse the header writer by adding a removing the PEAK chunk. */ + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_TRUE) ; + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_FALSE) ; + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_TRUE) ; + + /* Write the data in four passed. The data is designed so that peaks will + ** be written in the different calls to sf_write_double (). + */ + for (count = 0 ; count < 4 ; count ++) + test_write_double_or_die (file, 0, data + count * BUFFER_LEN / 4, BUFFER_LEN / 4, BUFFER_LEN / 4) ; + + sf_close (file) ; + + file = test_open_file_or_die (filename, SFM_READ, &sfinfo, 0, __LINE__) ; + + if (sfinfo.format != filetype) + { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ; + exit (1) ; + } ; + + if (sfinfo.frames != frames) + { printf ("\n\nLine %d: Incorrect number of frames in file. (%d => %ld)\n", __LINE__, frames, (long) sfinfo.frames) ; + exit (1) ; + } ; + + if (sfinfo.channels != 4) + { printf ("\n\nLine %d: Incorrect number of channels in file.\n", __LINE__) ; + exit (1) ; + } ; + + /* Check these two commands. */ + if (sf_command (file, SFC_GET_SIGNAL_MAX, data, sizeof (double)) == SF_FALSE) + { printf ("\n\nLine %d: Command should have returned SF_TRUE.\n", __LINE__) ; + exit (1) ; + } ; + + if (fabs (data [0] - (frames / 2) * 0.01) > 0.01) + { printf ("\n\nLine %d: Bad peak value (%f should be %f) for command SFC_GET_SIGNAL_MAX.\n", __LINE__, data [0], (frames / 2) * 0.01) ; + exit (1) ; + } ; + + if (sf_command (file, SFC_GET_MAX_ALL_CHANNELS, data, sizeof (double) * sfinfo.channels) == SF_FALSE) + { printf ("\n\nLine %d: Command should have returned SF_TRUE.\n", __LINE__) ; + exit (1) ; + } ; + + if (fabs (data [3] - (frames / 2) * 0.01) > 0.01) + { printf ("\n\nLine %d: Bad peak value (%f should be %f) for command SFC_GET_MAX_ALL_CHANNELS.\n", __LINE__, data [0], (frames / 2) * 0.01) ; + exit (1) ; + } ; + + /* Get the log buffer data. */ + log_buffer [0] = 0 ; + sf_command (file, SFC_GET_LOG_INFO, log_buffer, LOG_BUFFER_SIZE) ; + + if (strlen (log_buffer) == 0) + { printf ("\n\nLine %d: Empty log buffer,\n", __LINE__) ; + exit (1) ; + } ; + + check_logged_peaks (log_buffer) ; + + sf_close (file) ; + + /* Write a file ***without*** PEAK chunks. */ + file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, 0, __LINE__) ; + + /* Try to confuse the header writer by adding a removing the PEAK chunk. */ + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_FALSE) ; + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_TRUE) ; + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_FALSE) ; + + /* Write the data in four passed. The data is designed so that peaks will + ** be written in the different calls to sf_write_double (). + */ + for (count = 0 ; count < 4 ; count ++) + test_write_double_or_die (file, 0, data + count * BUFFER_LEN / 4, BUFFER_LEN / 4, BUFFER_LEN / 4) ; + + sf_close (file) ; + + file = test_open_file_or_die (filename, SFM_READ, &sfinfo, 0, __LINE__) ; + + /* Check these two commands. */ + if (sf_command (file, SFC_GET_SIGNAL_MAX, data, sizeof (double))) + { printf ("\n\nLine %d: Command should have returned SF_FALSE.\n", __LINE__) ; + exit (1) ; + } ; + + if (sf_command (file, SFC_GET_MAX_ALL_CHANNELS, data, sizeof (double) * sfinfo.channels)) + { printf ("\n\nLine %d: Command should have returned SF_FALSE.\n", __LINE__) ; + exit (1) ; + } ; + + /* Get the log buffer data. */ + log_buffer [0] = 0 ; + sf_command (file, SFC_GET_LOG_INFO, log_buffer, LOG_BUFFER_SIZE) ; + + if (strlen (log_buffer) == 0) + { printf ("\n\nLine %d: Empty log buffer,\n", __LINE__) ; + exit (1) ; + } ; + + if (strstr (log_buffer, "PEAK :") != NULL) + { printf ("\n\nLine %d: Should not have a PEAK chunk in this file.\n\n", __LINE__) ; + puts (log_buffer) ; + exit (1) ; + } ; + + sf_close (file) ; + + unlink (filename) ; + printf ("ok\n") ; +} /* test_float_peak */ + +static void +check_logged_peaks (char *buffer) +{ char *cptr ; + int k, chan, channel_count, position ; + float value ; + + if (strstr (buffer, "should") || strstr (buffer, "*")) + { printf ("\n\nLine %d: Something wrong in buffer. Dumping.\n", __LINE__) ; + puts (buffer) ; + exit (1) ; + } ; + + channel_count = 0 ; + cptr = strstr (buffer, "Channels") ; + if (cptr && sscanf (cptr, "Channels : %d", &k) == 1) + channel_count = k ; + else if (cptr && sscanf (cptr, "Channels / frame : %d", &k) == 1) + channel_count = k ; + else + { printf ("\n\nLine %d: Couldn't find channel count.\n", __LINE__) ; + exit (1) ; + } ; + + if (channel_count != 4) + { printf ("\n\nLine %d: Wrong channel count (4 ->%d).\n", __LINE__, channel_count) ; + exit (1) ; + } ; + + if (! (cptr = strstr (buffer, "Ch Position Value"))) + { printf ("\n\nLine %d: Can't find PEAK data.\n", __LINE__) ; + exit (1) ; + } ; + + for (k = 0 ; k < channel_count ; k++) + { if (! (cptr = strchr (cptr, '\n'))) + { printf ("\n\nLine %d: Got lost.\n", __LINE__) ; + exit (1) ; + } ; + if (sscanf (cptr, "%d %d %f", &chan, &position, &value) != 3) + { printf ("\n\nLine %d: sscanf failed.\n", __LINE__) ; + exit (1) ; + } ; + if (position == 0) + { printf ("\n\nLine %d: peak position for channel %d should not be at offset 0.\n", __LINE__, chan) ; + printf ("%s", buffer) ; + exit (1) ; + } ; + if (chan != k || fabs ((position) * 0.01 - value) > 1e-6) + { printf ("\n\nLine %d: Error : peak value incorrect!\n", __LINE__) ; + printf ("%s", buffer) ; + printf ("\n\nLine %d: %d %f %f\n", __LINE__, chan, position * 0.01, value) ; + exit (1) ; + } ; + cptr ++ ; /* Move past current newline. */ + } ; + +} /* check_logged_peaks */ + +static void +read_write_peak_test (const char *filename, int filetype) +{ SNDFILE *file ; + SF_INFO sfinfo ; + + double small_data [10] ; + double max_peak = 0.0 ; + unsigned k ; + + print_test_name (__func__, filename) ; + + for (k = 0 ; k < ARRAY_LEN (small_data) ; k ++) + small_data [k] = 0.1 ; + + sfinfo.samplerate = 44100 ; + sfinfo.channels = 2 ; + sfinfo.format = filetype ; + sfinfo.frames = 0 ; + + /* Open the file, add peak chunk and write samples with value 0.1. */ + file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ; + + sf_command (file, SFC_SET_ADD_PEAK_CHUNK, NULL, SF_TRUE) ; + + test_write_double_or_die (file, 0, small_data, ARRAY_LEN (small_data), __LINE__) ; + + sf_close (file) ; + + /* Open the fiel RDWR, write sample valied 1.25. */ + file = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_FALSE, __LINE__) ; + + for (k = 0 ; k < ARRAY_LEN (small_data) ; k ++) + small_data [k] = 1.0 ; + + test_write_double_or_die (file, 0, small_data, ARRAY_LEN (small_data), __LINE__) ; + + sf_command (file, SFC_GET_SIGNAL_MAX, &max_peak, sizeof (max_peak)) ; + + sf_close (file) ; + + exit_if_true (max_peak < 0.1, "\n\nLine %d : max peak (%5.3f) should not be 0.1.\n\n", __LINE__, max_peak) ; + + /* Open the file and test the values written to the PEAK chunk. */ + file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ; + + exit_if_true (sfinfo.channels * sfinfo.frames != 2 * ARRAY_LEN (small_data), + "Line %d : frame count is %ld, should be %d\n", __LINE__, SF_COUNT_TO_LONG (sfinfo.frames), 2 * ARRAY_LEN (small_data)) ; + + sf_command (file, SFC_GET_SIGNAL_MAX, &max_peak, sizeof (double)) ; + + sf_close (file) ; + + exit_if_true (max_peak < 1.0, "\n\nLine %d : max peak (%5.3f) should be 1.0.\n\n", __LINE__, max_peak) ; + + unlink (filename) ; + puts ("ok") ; +} /* read_write_peak_test */ +