| -rw-r--r-- | core/multimedia/opieplayer/libmad/libmadplugin.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.cpp b/core/multimedia/opieplayer/libmad/libmadplugin.cpp index 7bb6541..46f2450 100644 --- a/core/multimedia/opieplayer/libmad/libmadplugin.cpp +++ b/core/multimedia/opieplayer/libmad/libmadplugin.cpp @@ -91,513 +91,513 @@ static void *map_file(int fd, unsigned long *length) { void *fdm; *length += MAD_BUFFER_GUARD; fdm = mmap(0, *length, PROT_READ, MAP_SHARED, fd, 0); if (fdm == MAP_FAILED) return 0; # if defined(HAVE_MADVISE) madvise(fdm, *length, MADV_SEQUENTIAL); # endif return fdm; } static int unmap_file(void *fdm, unsigned long length) { if (munmap(fdm, length) == -1) return -1; return 0; } # endif static inline QString tr( const char *str ) { // Apparently this is okay from a plugin as it runs in the process space of the owner of the plugin return qApp->translate( "OpiePlayer", str, "libmad strings for mp3 file info" ); } class LibMadPluginData { public: Input input; Output output; int bad_last_frame; struct mad_stream stream; struct mad_frame frame; struct mad_synth synth; bool flush; }; LibMadPlugin::LibMadPlugin() { d = new LibMadPluginData; d->input.fd = 0; #if defined(HAVE_MMAP) d->input.fdm = 0; #endif d->input.data = 0; d->flush = TRUE; info = tr( "No Song Open" ); } LibMadPlugin::~LibMadPlugin() { close(); delete d; } bool LibMadPlugin::isFileSupported( const QString& path ) { debugMsg( "LibMadPlugin::isFileSupported" ); // Mpeg file extensions // "mp2","mp3","m1v","m2v","m2s","mpg","vob","mpeg","ac3" // Other media extensions // "wav","mid","mod","s3m","ogg","avi","mov","sid" char *ext = strrchr( path.latin1(), '.' ); // Test file extension if ( ext ) { if ( strncasecmp(ext, ".mp2", 4) == 0 ) return TRUE; if ( strncasecmp(ext, ".mp3", 4) == 0 ) return TRUE; } // UGLY - just for fast testing if ( path.left(4) == "http") { return TRUE; } return FALSE; } int LibMadPlugin::tcp_open(char *address, int port) { struct sockaddr_in stAddr; struct hostent *host; int sock; struct linger l; memset(&stAddr, 0, sizeof(stAddr)); stAddr.sin_family = AF_INET; stAddr.sin_port = htons(port); if ((host = gethostbyname(address)) == NULL) return (0); stAddr.sin_addr = *((struct in_addr *)host->h_addr_list[0]); if ((sock = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) return (0); l.l_onoff = 1; l.l_linger = 5; if (setsockopt(sock, SOL_SOCKET, SO_LINGER, (char *)&l, sizeof(l)) < 0) return (0); if (connect(sock, (struct sockaddr *)&stAddr, sizeof(stAddr)) < 0) return (0); return (sock); } /** * Read a http line header. * This function read character by character. * @param tcp_sock the socket use to read the stream * @param buf a buffer to receive the data * @param size size of the buffer * @return the size of the stream read or -1 if an error occured */ int LibMadPlugin::http_read_line(int tcp_sock, char *buf, int size) { int offset = 0; do { if (std::read(tcp_sock, buf + offset, 1) < 0) return -1; if (buf[offset] != '\r') /* Strip \r from answer */ offset++; } while (offset < size - 1 && buf[offset - 1] != '\n'); buf[offset] = 0; return offset; } int LibMadPlugin::http_open(const QString& path ) { char *host; int port; char *request; int tcp_sock; char http_request[PATH_MAX]; char filename[PATH_MAX]; char c; char *arg =strdup(path.latin1()); /* Check for URL syntax */ if (strncmp(arg, "http://", strlen("http://"))) return (0); /* Parse URL */ port = 80; host = arg + strlen("http://"); if ((request = strchr(host, '/')) == NULL) return (0); *request++ = 0; if (strchr(host, ':') != NULL) /* port is specified */ { port = atoi(strchr(host, ':') + 1); *strchr(host, ':') = 0; } /* Open a TCP socket */ if (!(tcp_sock = tcp_open(host, port))) { perror("http_open"); return (0); } snprintf(filename, sizeof(filename) - strlen(host) - 75, "%s", request); /* Send HTTP GET request */ /* Please don't use a Agent know by shoutcast (Lynx, Mozilla) seems to be reconized and print * a html page and not the stream */ snprintf(http_request, sizeof(http_request), "GET /%s HTTP/1.0\r\n" /* "User-Agent: Mozilla/2.0 (Win95; I)\r\n" */ "Pragma: no-cache\r\n" "Host: %s\r\n" "Accept: */*\r\n" "\r\n", filename, host); send(tcp_sock, http_request, strlen(http_request), 0); /* Parse server reply */ #if 0 do read(tcp_sock, &c, sizeof(char)); while (c != ' '); read(tcp_sock, http_request, 4 * sizeof(char)); http_request[4] = 0; if (strcmp(http_request, "200 ")) { fprintf(stderr, "http_open: "); do { read(tcp_sock, &c, sizeof(char)); fprintf(stderr, "%c", c); } while (c != '\r'); fprintf(stderr, "\n"); return (0); } #endif do { int len; len = http_read_line(tcp_sock, http_request, sizeof(http_request)); if (len == -1) { fprintf(stderr, "http_open: %s\n", strerror(errno)); return 0; } if (strncmp(http_request, "Location:", 9) == 0) { /* redirect */ std::close(tcp_sock); http_request[strlen(http_request) - 1] = '\0'; return http_open(&http_request[10]); } if (strncmp(http_request, "ICY ", 4) == 0) { /* This is icecast streaming */ if (strncmp(http_request + 4, "200 ", 4)) { fprintf(stderr, "http_open: %s\n", http_request); return 0; } } else if (strncmp(http_request, "icy-", 4) == 0) { /* we can have: icy-noticeX, icy-name, icy-genre, icy-url, icy-pub, icy-metaint, icy-br */ /* Don't print these - mpg123 doesn't */ /* fprintf(stderr,"%s\n",http_request); */ } } while (strcmp(http_request, "\n") != 0); return (tcp_sock); } bool LibMadPlugin::open( const QString& path ) { debugMsg( "LibMadPlugin::open" ); - Config cfg("MediaPlayer"); + Config cfg("OpiePlayer"); cfg.setGroup("Options"); bufferSize = cfg.readNumEntry("MPeg_BufferSize",MPEG_BUFFER_SIZE); qDebug("buffer size is %d", bufferSize); d->bad_last_frame = 0; d->flush = TRUE; info = QString( "" ); //qDebug( "Opening %s", path.latin1() ); if (path.left( 4 ) == "http" ) { d->input.fd = http_open(path); } else { d->input.path = path.latin1(); d->input.fd = ::open( d->input.path, O_RDONLY ); } if (d->input.fd == -1) { qDebug("error opening %s", d->input.path ); return FALSE; } printID3Tags(); #if defined(HAVE_MMAP) struct stat stat; if (fstat(d->input.fd, &stat) == -1) { qDebug("error calling fstat"); return FALSE; } if (S_ISREG(stat.st_mode) && stat.st_size > 0) { d->input.length = stat.st_size; d->input.fdm = map_file(d->input.fd, &d->input.length); if (d->input.fdm == 0) { qDebug("error mmapping file"); return FALSE; } d->input.data = (unsigned char *)d->input.fdm; } #endif if (d->input.data == 0) { d->input.data = (unsigned char *)malloc( bufferSize /*MPEG_BUFFER_SIZE*/); if (d->input.data == 0) { qDebug("error allocating input buffer"); return FALSE; } d->input.length = 0; } d->input.eof = 0; mad_stream_init(&d->stream); mad_frame_init(&d->frame); mad_synth_init(&d->synth); return TRUE; } bool LibMadPlugin::close() { debugMsg( "LibMadPlugin::close" ); int result = TRUE; mad_synth_finish(&d->synth); mad_frame_finish(&d->frame); mad_stream_finish(&d->stream); #if defined(HAVE_MMAP) if (d->input.fdm) { if (unmap_file(d->input.fdm, d->input.length) == -1) { qDebug("error munmapping file"); result = FALSE; } d->input.fdm = 0; d->input.data = 0; } #endif if (d->input.data) { free(d->input.data); d->input.data = 0; } if (::close(d->input.fd) == -1) { qDebug("error closing file %s", d->input.path); result = FALSE; } d->input.fd = 0; return result; } bool LibMadPlugin::isOpen() { debugMsg( "LibMadPlugin::isOpen" ); return ( d->input.fd != 0 ); } int LibMadPlugin::audioStreams() { debugMsg( "LibMadPlugin::audioStreams" ); return 1; } int LibMadPlugin::audioChannels( int ) { debugMsg( "LibMadPlugin::audioChannels" ); /* long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); qDebug( "LibMadPlugin::audioChannels: %i", d->frame.header.mode > 0 ? 2 : 1 ); return d->frame.header.mode > 0 ? 2 : 1; */ return 2; } int LibMadPlugin::audioFrequency( int ) { debugMsg( "LibMadPlugin::audioFrequency" ); long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); qDebug( "LibMadPlugin::audioFrequency: %i", d->frame.header.samplerate ); return d->frame.header.samplerate; } int LibMadPlugin::audioSamples( int ) { debugMsg( "LibMadPlugin::audioSamples" ); /* long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); mad_header_decode( (struct mad_header *)&d->frame.header, &d->stream ); qDebug( "LibMadPlugin::audioSamples: %i*%i", d->frame.header.duration.seconds, d->frame.header.samplerate ); return d->frame.header.duration.seconds * d->frame.header.samplerate; */ return 10000000; } bool LibMadPlugin::audioSetSample( long, int ) { debugMsg( "LibMadPlugin::audioSetSample" ); return FALSE; } long LibMadPlugin::audioGetSample( int ) { debugMsg( "LibMadPlugin::audioGetSample" ); return 0; } /* bool LibMadPlugin::audioReadSamples( short *, int, long, int ) { debugMsg( "LibMadPlugin::audioReadSamples" ); return FALSE; } bool LibMadPlugin::audioReReadSamples( short *, int, long, int ) { debugMsg( "LibMadPlugin::audioReReadSamples" ); return FALSE; } */ bool LibMadPlugin::read() { debugMsg( "LibMadPlugin::read" ); int len; if (d->input.eof) return FALSE; #if defined(HAVE_MMAP) if (d->input.fdm) { unsigned long skip = 0; if (d->stream.next_frame) { struct stat stat; if (fstat(d->input.fd, &stat) == -1) return FALSE; if (stat.st_size + MAD_BUFFER_GUARD <= (signed)d->input.length) return FALSE; // file size changed; update memory map skip = d->stream.next_frame - d->input.data; if (unmap_file(d->input.fdm, d->input.length) == -1) { d->input.fdm = 0; d->input.data = 0; return FALSE; } d->input.length = stat.st_size; d->input.fdm = map_file(d->input.fd, &d->input.length); if (d->input.fdm == 0) { d->input.data = 0; return FALSE; } d->input.data = (unsigned char *)d->input.fdm; } mad_stream_buffer(&d->stream, d->input.data + skip, d->input.length - skip); } else #endif { if (d->stream.next_frame) { memmove(d->input.data, d->stream.next_frame, d->input.length = &d->input.data[d->input.length] - d->stream.next_frame); } do { len = ::read(d->input.fd, d->input.data + d->input.length, bufferSize /* MPEG_BUFFER_SIZE*/ - d->input.length); } while (len == -1 && errno == EINTR); if (len == -1) { qDebug("error reading audio"); return FALSE; } else if (len == 0) { d->input.eof = 1; assert(bufferSize /*MPEG_BUFFER_SIZE*/ - d->input.length >= MAD_BUFFER_GUARD); while (len < MAD_BUFFER_GUARD) d->input.data[d->input.length + len++] = 0; } mad_stream_buffer(&d->stream, d->input.data, d->input.length += len); } return TRUE; } static mad_fixed_t left_err, right_err; static const int bits = 16; static const int shift = MAD_F_FRACBITS + 1 - bits; inline long audio_linear_dither( mad_fixed_t sample, mad_fixed_t& error ) { sample += error; mad_fixed_t quantized = (sample >= MAD_F_ONE) ? MAD_F_ONE - 1 : ( (sample < -MAD_F_ONE) ? -MAD_F_ONE : sample ); quantized &= ~((1L << shift) - 1); error = sample - quantized; return quantized >> shift; } inline void audio_pcm( short *data, unsigned int nsamples, mad_fixed_t *left, mad_fixed_t *right ) { if ( right ) { while (nsamples--) { data[0] = audio_linear_dither( *left++, left_err ); |