format.c

这是著名的TCPMP播放器在WINDWOWS,和WINCE下编译通过的源程序.笔者对其中的LIBMAD库做了针对ARM MPU的优化. 并增加了词幕功能.

/* test_libFLAC - Unit tester for libFLAC
 * Copyright (C) 2004,2005  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.
 */

#include "FLAC/assert.h"
#include "FLAC/format.h"
#include <stdio.h>

static const char *true_false_string_[2] = { "false", "true" };

static struct {
	unsigned rate;
	FLAC__bool valid;
} SAMPLE_RATES[] = {
	{ 0, false },
	{ 1, true },
	{ 9, true },
	{ 10, true },
	{ 4000, true },
	{ 8000, true },
	{ 11025, true },
	{ 12000, true },
	{ 16000, true },
	{ 22050, true },
	{ 24000, true },
	{ 32000, true },
	{ 32768, true },
	{ 44100, true },
	{ 48000, true },
	{ 65000, true },
	{ 65535, true },
	{ 65536, false },
	{ 65540, true },
	{ 65550, true },
	{ 65555, false },
	{ 66000, true },
	{ 66001, false },
	{ 96000, true },
	{ 100000, true },
	{ 100001, false },
	{ 192000, true },
	{ 500000, true },
	{ 500001, false },
	{ 500010, true },
	{ 700000, false },
	{ 700010, false },
	{ 1000000, false },
	{ 1100000, false }
};

static struct {
	const char *string;
	FLAC__bool valid;
} VCENTRY_NAMES[] = {
	{ "", true },
	{ "a", true },
	{ "=", false },
	{ "a=", false },
	{ "\x01", false },
	{ "\x1f", false },
	{ "\x7d", true },
	{ "\x7e", false },
	{ "\xff", false }
};

static struct {
	unsigned length;
	const FLAC__byte *string;
	FLAC__bool valid;
} VCENTRY_VALUES[] = {
	{ 0, (const FLAC__byte*)"", true },
	{ 1, (const FLAC__byte*)"", true },
	{ 1, (const FLAC__byte*)"\x01", true },
	{ 1, (const FLAC__byte*)"\x7f", true },
	{ 1, (const FLAC__byte*)"\x80", false },
	{ 1, (const FLAC__byte*)"\x81", false },
	{ 1, (const FLAC__byte*)"\xc0", false },
	{ 1, (const FLAC__byte*)"\xe0", false },
	{ 1, (const FLAC__byte*)"\xf0", false },
	{ 2, (const FLAC__byte*)"\xc0\x41", false },
	{ 2, (const FLAC__byte*)"\xc1\x41", false },
	{ 2, (const FLAC__byte*)"\xc0\x85", true },
	{ 2, (const FLAC__byte*)"\xc1\x85", true },
	{ 2, (const FLAC__byte*)"\xe0\x41", false },
	{ 2, (const FLAC__byte*)"\xe1\x41", false },
	{ 2, (const FLAC__byte*)"\xe0\x85", false },
	{ 2, (const FLAC__byte*)"\xe1\x85", false },
	{ 3, (const FLAC__byte*)"\xe0\x85\x41", false },
	{ 3, (const FLAC__byte*)"\xe1\x85\x41", false },
	{ 3, (const FLAC__byte*)"\xe0\x85\x80", true },
	{ 3, (const FLAC__byte*)"\xe1\x85\x80", true }
};

static struct {
	const FLAC__byte *string;
	FLAC__bool valid;
} VCENTRY_VALUES_NT[] = {
	{ (FLAC__byte*)"", true },
	{ (FLAC__byte*)"\x01", true },
	{ (FLAC__byte*)"\x7f", true },
	{ (FLAC__byte*)"\x80", false },
	{ (FLAC__byte*)"\x81", false },
	{ (FLAC__byte*)"\xc0", false },
	{ (FLAC__byte*)"\xe0", false },
	{ (FLAC__byte*)"\xf0", false },
	{ (FLAC__byte*)"\xc0\x41", false },
	{ (FLAC__byte*)"\xc1\x41", false },
	{ (FLAC__byte*)"\xc0\x85", true },
	{ (FLAC__byte*)"\xc1\x85", true },
	{ (FLAC__byte*)"\xe0\x41", false },
	{ (FLAC__byte*)"\xe1\x41", false },
	{ (FLAC__byte*)"\xe0\x85", false },
	{ (FLAC__byte*)"\xe1\x85", false },
	{ (FLAC__byte*)"\xe0\x85\x41", false },
	{ (FLAC__byte*)"\xe1\x85\x41", false },
	{ (FLAC__byte*)"\xe0\x85\x80", true },
	{ (FLAC__byte*)"\xe1\x85\x80", true }
};

static struct {
	unsigned length;
	const FLAC__byte *string;
	FLAC__bool valid;
} VCENTRIES[] = {
	{ 0, (const FLAC__byte*)"", false },
	{ 1, (const FLAC__byte*)"a", false },
	{ 1, (const FLAC__byte*)"=", true },
	{ 2, (const FLAC__byte*)"a=", true },
	{ 2, (const FLAC__byte*)"\x01=", false },
	{ 2, (const FLAC__byte*)"\x1f=", false },
	{ 2, (const FLAC__byte*)"\x7d=", true },
	{ 2, (const FLAC__byte*)"\x7e=", false },
	{ 2, (const FLAC__byte *)"\xff=", false },
	{ 3, (const FLAC__byte*)"a=\x01", true },
	{ 3, (const FLAC__byte*)"a=\x7f", true },
	{ 3, (const FLAC__byte*)"a=\x80", false },
	{ 3, (const FLAC__byte*)"a=\x81", false },
	{ 3, (const FLAC__byte*)"a=\xc0", false },
	{ 3, (const FLAC__byte*)"a=\xe0", false },
	{ 3, (const FLAC__byte*)"a=\xf0", false },
	{ 4, (const FLAC__byte*)"a=\xc0\x41", false },
	{ 4, (const FLAC__byte*)"a=\xc1\x41", false },
	{ 4, (const FLAC__byte*)"a=\xc0\x85", true },
	{ 4, (const FLAC__byte*)"a=\xc1\x85", true },
	{ 4, (const FLAC__byte*)"a=\xe0\x41", false },
	{ 4, (const FLAC__byte*)"a=\xe1\x41", false },
	{ 4, (const FLAC__byte*)"a=\xe0\x85", false },
	{ 4, (const FLAC__byte*)"a=\xe1\x85", false },
	{ 5, (const FLAC__byte*)"a=\xe0\x85\x41", false },
	{ 5, (const FLAC__byte*)"a=\xe1\x85\x41", false },
	{ 5, (const FLAC__byte*)"a=\xe0\x85\x80", true },
	{ 5, (const FLAC__byte*)"a=\xe1\x85\x80", true }
};

FLAC__bool test_format()
{
	unsigned i;

	printf("\n+++ libFLAC unit test: format\n\n");

	for(i = 0; i < sizeof(SAMPLE_RATES)/sizeof(SAMPLE_RATES[0]); i++) {
		printf("testing FLAC__format_sample_rate_is_valid(%u)... ", SAMPLE_RATES[i].rate);
		if(FLAC__format_sample_rate_is_valid(SAMPLE_RATES[i].rate) != SAMPLE_RATES[i].valid) {
			printf("FAILED, expected %s, got %s\n", true_false_string_[SAMPLE_RATES[i].valid], true_false_string_[!SAMPLE_RATES[i].valid]);
			return false;
		}
		printf("OK\n");
	}

	for(i = 0; i < sizeof(VCENTRY_NAMES)/sizeof(VCENTRY_NAMES[0]); i++) {
		printf("testing FLAC__format_vorbiscomment_entry_name_is_legal(\"%s\")... ", VCENTRY_NAMES[i].string);
		if(FLAC__format_vorbiscomment_entry_name_is_legal(VCENTRY_NAMES[i].string) != VCENTRY_NAMES[i].valid) {
			printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_NAMES[i].valid], true_false_string_[!VCENTRY_NAMES[i].valid]);
			return false;
		}
		printf("OK\n");
	}

	for(i = 0; i < sizeof(VCENTRY_VALUES)/sizeof(VCENTRY_VALUES[0]); i++) {
		printf("testing FLAC__format_vorbiscomment_entry_value_is_legal(\"%s\", %u)... ", VCENTRY_VALUES[i].string, VCENTRY_VALUES[i].length);
		if(FLAC__format_vorbiscomment_entry_value_is_legal(VCENTRY_VALUES[i].string, VCENTRY_VALUES[i].length) != VCENTRY_VALUES[i].valid) {
			printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_VALUES[i].valid], true_false_string_[!VCENTRY_VALUES[i].valid]);
			return false;
		}
		printf("OK\n");
	}

	for(i = 0; i < sizeof(VCENTRY_VALUES_NT)/sizeof(VCENTRY_VALUES_NT[0]); i++) {
		printf("testing FLAC__format_vorbiscomment_entry_value_is_legal(\"%s\", -1)... ", VCENTRY_VALUES_NT[i].string);
		if(FLAC__format_vorbiscomment_entry_value_is_legal(VCENTRY_VALUES_NT[i].string, (unsigned)(-1)) != VCENTRY_VALUES_NT[i].valid) {
			printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRY_VALUES_NT[i].valid], true_false_string_[!VCENTRY_VALUES_NT[i].valid]);
			return false;
		}
		printf("OK\n");
	}

	for(i = 0; i < sizeof(VCENTRIES)/sizeof(VCENTRIES[0]); i++) {
		printf("testing FLAC__format_vorbiscomment_entry_is_legal(\"%s\", %u)... ", VCENTRIES[i].string, VCENTRIES[i].length);
		if(FLAC__format_vorbiscomment_entry_is_legal(VCENTRIES[i].string, VCENTRIES[i].length) != VCENTRIES[i].valid) {
			printf("FAILED, expected %s, got %s\n", true_false_string_[VCENTRIES[i].valid], true_false_string_[!VCENTRIES[i].valid]);
			return false;
		}
		printf("OK\n");
	}

	printf("\nPASSED!\n");
	return true;
}