char* ANSItoUTF8(const char* buffer, DWORD length)
{
wchar_t* wchar = CharToWideChar(buffer, length);
if (wchar == NULL)
return NULL;
int len = WideCharToMultiByte(CP_UTF8, 0, wchar, -1, NULL, 0, NULL, NULL);
if (len > 0)
{
char* ch = new char[len];
ZeroMemory(ch, len);
int error = WideCharToMultiByte(CP_UTF8, 0, wchar, -1, ch, len, NULL, NULL);
SAFE_DELETE_ARRAY(wchar);
if (error == len)
return ch;
else
{
SAFE_DELETE_ARRAY(ch);
return NULL;
}
}
SAFE_DELETE_ARRAY(wchar);
return NULL;
}
bool CNameTextMgr::_CheckNameInvalid(const char* szString)
{
if(!szString)
return false;
#define CREATE_NAME_LEN 18 //取名长度限制为12个英文字符或6个中文字符，utf8编码中文字符占3字节
int len = strlen(szString);
if (len <= 0 || len > CREATE_NAME_LEN)
return false;
/*if (!IsTextUTF8(szString, len))
{
Log.Debug("Create Name:%s is not utf8", szString);
return false;
}*/
int i = 0;
wchar_t cText[CREATE_NAME_LEN+1] = { 0 };
CharToWideChar(szString, cText, CREATE_NAME_LEN + 1);
//sprintf(cText, "%s", szString);
while (cText[i] != '\0')
{
//if (!isalpha(cText[i]) && !isdigit(cText[i]) && !IsUtf8ChsChar(cText[i], cText[++i], cText[++i]))
if (!IsNumWChar(cText[i]) && !IsEngWChar(cText[i]) && !IsChsWChar(cText[i]))
return false;
++i;
}
return true;
}
wchar_t* GetFileName(const char* filename)
{
const char* p = strrchr(filename, '.');
const char* q = strrchr(filename, '\\');
if (p - 1 >= q + 1)
return CharToWideChar(q + 1, p - q - 1);
else
return NULL;
}
wchar_t* GetMP3Text(id3_field_textencoding encoding, const id3_field* field, const id3_ucs4_t* ucs4)
{
if (ucs4 == NULL)
return NULL;
wchar_t* content = NULL;
switch(encoding)
{
case ID3_FIELD_TEXTENCODING_ISO_8859_1:
{
char* p = (char*)id3_ucs4_latin1duplicate(ucs4);
content = CharToWideChar(p, strlen(p));
free(p);
}
break;
case ID3_FIELD_TEXTENCODING_UTF_8:
{
char* p = (char*)id3_ucs4_utf8duplicate(ucs4);
if (p != NULL)
{
content = UTF8toWideChar(p, strlen(p));
free(p);
}
}
break;
case ID3_FIELD_TEXTENCODING_UTF_16:
{
char* p = (char*)id3_ucs4_utf8duplicate(ucs4);
if (p != NULL)
{
content = UTF8toWideChar(p, strlen(p));
free(p);
}
}
break;
default:
break;
}
return content;
}
void DecodeTag(PLAYERINFO* playerinfo)
{
const PLAYERDECODE* decode = &playerinfo->decode;
AVFormatContext* format = decode->format;
AVCodecContext* context = decode->context;
PLAYERTAG* playertag = &playerinfo->tag;
if (playertag->read)
return;
if (format != NULL && context != NULL)
{
const AVCodecDescriptor* descriptor = context->codec_descriptor;
const char* name = descriptor->name;
if (name != NULL)
{
CharToWideChar(name, 3, playertag->ext, 3);
_wcsupr_s(playertag->ext, sizeof(playertag->ext) / sizeof(wchar_t));
}
if (StrCmp(playertag->ext, L"MP3") == 0)
{
const char* filename = playerinfo->filename;
id3_file* file = id3_file_open(filename, ID3_FILE_MODE_READONLY);
id3_tag* tag = id3_file_tag(file);
if (tag != NULL && tag->nframes > 0)
{
wchar_t* title = GetMP3Tag(tag, ID3_FRAME_TITLE);
if (title == NULL)
title = GetMP3Tag(tag, ID3_FRAME_ALBUM);
wchar_t* artist = GetMP3Tag(tag, ID3_FRAME_ARTIST);
playertag->artist = artist;
playertag->title = title;
}
SAFE_DELETE_ARRAY(file->path);
id3_file_close(file);
}
else
{
AVDictionary* dictionary = format->metadata;
if (dictionary != NULL)
{
AVDictionaryEntry* entry = av_dict_get(dictionary, "title", NULL, 0);
if (entry != NULL && entry->value != NULL)
{
wchar_t* title = UTF8toWideChar(entry->value, strlen(entry->value));
playertag->title = title;
}
else
{
entry = av_dict_get(dictionary, "album", NULL, 0);
if (entry != NULL && entry->value != NULL)
{
wchar_t* title = UTF8toWideChar(entry->value, strlen(entry->value));
playertag->title = title;
}
}
entry = av_dict_get(dictionary, "artist", NULL, 0);
if (entry != NULL && entry->value != NULL)
{
wchar_t* artist = UTF8toWideChar(entry->value, strlen(entry->value));
playertag->artist = artist;
}
}
}
if (StrCmp(playertag->ext, L"PCM") == 0)
StrCpy(playertag->ext, L"WAV");
if (playertag->title == NULL)
{
SAFE_DELETE_ARRAY(playertag->artist);
SplitTag(playerinfo->filename, &playertag->title, &playertag->artist);
if (playertag->title == NULL)
{
wchar_t* title = GetFileName(playerinfo->filename);
if (title != NULL)
{
SplitTitle(title, &playertag->title);
if (playertag->title == NULL)
playertag->title = title;
else
SAFE_DELETE_ARRAY(title);
}
}
if (playertag->title != NULL)
{
wchar_t* title = playertag->title;
wchar_t* first = NULL;
wchar_t* second = NULL;
Split(title, L".", &first, &second);
if (first != NULL && second != NULL)
{
if (IsNumber(first))
{
SAFE_DELETE_ARRAY(title);
playertag->title = second;
}
else
{
SAFE_DELETE_ARRAY(second);
}
SAFE_DELETE_ARRAY(first);
}
}
}
long duration = format->duration / 1000;
playerinfo->duration = duration;
duration = duration / 1000;
long minute = duration / 60;
long second = duration % 60;
wsprintf(playertag->timer, L"%d:%02d", minute, second);
wsprintf(playertag->sample, L"%dHz", context->sample_rate);
if (context->bit_rate > 0)
wsprintf(playertag->bitrate, L"%dkbps", context->bit_rate / 1000);
else
wsprintf(playertag->bitrate, L"%dkbps", format->bit_rate / 1000);
switch (context->channels)
{
case 1:
StrCpy(playertag->channels, L"单声道");
break;
case 4:
StrCpy(playertag->channels, L"四声道");
break;
case 5:
StrCpy(playertag->channels, L"4.1声道");
break;
case 6:
StrCpy(playertag->channels, L"5.1声道");
break;
case 7:
StrCpy(playertag->channels, L"6.1声道");
break;
case 8:
StrCpy(playertag->channels, L"7.1声道");
break;
default:
StrCpy(playertag->channels, L"立体声");
break;
}
}
playertag->read = TRUE;
}
