-rw-r--r-- | core/multimedia/opieplayer/libmad/libmadplugin.cpp | 189 | ||||
-rw-r--r-- | core/multimedia/opieplayer/libmad/libmadplugin.h | 9 |
2 files changed, 193 insertions, 5 deletions
diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.cpp b/core/multimedia/opieplayer/libmad/libmadplugin.cpp index 8ede537..0fcc230 100644 --- a/core/multimedia/opieplayer/libmad/libmadplugin.cpp +++ b/core/multimedia/opieplayer/libmad/libmadplugin.cpp @@ -1,245 +1,428 @@ /********************************************************************** ** Copyright (C) 2001 Trolltech AS. All rights reserved. ** ** This file is part of Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ #include <stdio.h> #include <stdarg.h> #include <stdlib.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> #include <string.h> #include <ctype.h> #include <errno.h> #include <time.h> #include <locale.h> #include <math.h> #include <assert.h> #include <qapplication.h> #include <qpe/config.h> +// for network handling +#include <netinet/in.h> +#include <netdb.h> +#include <sys/socket.h> +#include <arpa/inet.h> +#include <unistd.h> + + //#define HAVE_MMAP #if defined(HAVE_MMAP) # include <sys/mman.h> #endif #include "libmadplugin.h" extern "C" { #include "mad.h" } #define MPEG_BUFFER_SIZE 65536 //#define MPEG_BUFFER_SIZE 32768 //16384 // 8192 //#define debugMsg(a) qDebug(a) #define debugMsg(a) class Input { public: char const *path; int fd; #if defined(HAVE_MMAP) void *fdm; #endif unsigned char *data; unsigned long length; int eof; }; class Output { public: mad_fixed_t attenuate; struct filter *filters; unsigned int channels_in; unsigned int channels_out; unsigned int speed_in; unsigned int speed_out; const char *path; }; # if defined(HAVE_MMAP) 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( "MediaPlayer", 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"); 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() ); - d->input.path = path.latin1(); - d->input.fd = ::open( d->input.path, O_RDONLY ); + + 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; @@ -435,129 +618,129 @@ bool LibMadPlugin::decode( short *output, long samples, long& samplesMade ) { static int buffered = 0; static mad_fixed_t buffer[2][65536 * 2]; int offset = buffered; samplesMade = 0; static int maxBuffered = 8000; // 65536; if ( samples > maxBuffered ) samples = maxBuffered; if ( d->flush ) { buffered = 0; offset = 0; d->flush = FALSE; } while ( buffered < maxBuffered ) { while (mad_frame_decode(&d->frame, &d->stream) == -1) { if (!MAD_RECOVERABLE(d->stream.error)) { debugMsg( "feed me" ); return FALSE; // Feed me } if ( d->stream.error == MAD_ERROR_BADCRC ) { mad_frame_mute(&d->frame); qDebug( "error decoding, bad crc" ); } } mad_synth_frame(&d->synth, &d->frame); int decodedSamples = d->synth.pcm.length; memcpy( &(buffer[0][offset]), d->synth.pcm.samples[0], decodedSamples * sizeof(mad_fixed_t) ); if ( d->synth.pcm.channels == 2 ) memcpy( &(buffer[1][offset]), d->synth.pcm.samples[1], decodedSamples * sizeof(mad_fixed_t) ); offset += decodedSamples; buffered += decodedSamples; } //qApp->processEvents(); audio_pcm( output, samples, buffer[0], (d->synth.pcm.channels == 2) ? buffer[1] : 0 ); // audio_pcm( output, samples, buffer[1], buffer[0] ); // audio_pcm( output, samples, buffer[0], buffer[1] ); samplesMade = samples; memmove( buffer[0], &(buffer[0][samples]), (buffered - samples) * sizeof(mad_fixed_t) ); if ( d->synth.pcm.channels == 2 ) memmove( buffer[1], &(buffer[1][samples]), (buffered - samples) * sizeof(mad_fixed_t) ); buffered -= samples; return TRUE; } /* bool LibMadPlugin::audioReadMonoSamples( short *, long, long&, int ) { debugMsg( "LibMadPlugin::audioReadMonoSamples" ); return FALSE; } bool LibMadPlugin::audioReadStereoSamples( short *output, long samples, long& samplesMade, int ) { */ bool LibMadPlugin::audioReadSamples( short *output, int /*channels*/, long samples, long& samplesMade, int ) { debugMsg( "LibMadPlugin::audioReadStereoSamples" ); static bool needInput = TRUE; - + if ( samples == 0 ) return FALSE; do { if ( needInput ) if ( !read() ) { // if ( d->input.eof ) // needInput = FALSE; // else return FALSE; } needInput = FALSE; if ( decode( output, samples, samplesMade ) ) return TRUE; else needInput = TRUE; } while ( ( samplesMade < samples ) && ( !d->input.eof ) ); /* static bool firstTimeThru = TRUE; if ( firstTimeThru ) { firstTimeThru = FALSE; decode( output, samples, samplesMade ); return FALSE; } else */ return FALSE; } double LibMadPlugin::getTime() { debugMsg( "LibMadPlugin::getTime" ); return 0.0; } void LibMadPlugin::printID3Tags() { debugMsg( "LibMadPlugin::printID3Tags" ); char id3v1[128 + 1]; if ( ::lseek( d->input.fd, -128, SEEK_END ) == -1 ) { qDebug( "error seeking to id3 tags" ); return; } if ( ::read( d->input.fd, id3v1, 128 ) != 128 ) { qDebug( "error reading in id3 tags" ); return; } if ( ::strncmp( (const char *)id3v1, "TAG", 3 ) != 0 ) { debugMsg( "sorry, no id3 tags" ); } else { int len[5] = { 30, 30, 30, 4, 30 }; QString label[5] = { tr( "Title" ), tr( "Artist" ), tr( "Album" ), tr( "Year" ), tr( "Comment" ) }; char *ptr = id3v1 + 3, *ptr2 = ptr + len[0]; qDebug( "ID3 tags in file:" ); info = ""; for ( int i = 0; i < 5; ptr += len[i], i++, ptr2 += len[i] ) { char push = *ptr2; diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.h b/core/multimedia/opieplayer/libmad/libmadplugin.h index 46cd4a1..ee1ca9d 100644 --- a/core/multimedia/opieplayer/libmad/libmadplugin.h +++ b/core/multimedia/opieplayer/libmad/libmadplugin.h @@ -1,110 +1,115 @@ /********************************************************************** ** Copyright (C) 2001 Trolltech AS. All rights reserved. ** ** This file is part of Qtopia Environment. ** ** This file may be distributed and/or modified under the terms of the ** GNU General Public License version 2 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ** See http://www.trolltech.com/gpl/ for GPL licensing information. ** ** Contact info@trolltech.com if any conditions of this licensing are ** not clear to you. ** **********************************************************************/ -#ifndef LIBMAD_PLUGIN_H +#ifndef LIBMAD_PLUGIN_H #define LIBMAD_PLUGIN_H #include <qstring.h> #include <qpe/mediaplayerplugininterface.h> /* #include "../mediaplayerplugininterface.h" */ // #define OLD_MEDIAPLAYER_API class LibMadPluginData; class LibMadPlugin : public MediaPlayerDecoder { public: LibMadPlugin(); ~LibMadPlugin(); const char *pluginName() { return "LibMadPlugin"; } const char *pluginComment() { return "This is the libmad library that has been wrapped as a plugin"; } double pluginVersion() { return 1.0; } bool isFileSupported( const QString& ); bool open( const QString& ); + bool close(); bool isOpen(); const QString &fileInfo() { return info; } // If decoder doesn't support audio then return 0 here int audioStreams(); - int audioChannels( int stream ); + int audioChannels( int stream ); int audioFrequency( int stream ); int audioSamples( int stream ); bool audioSetSample( long sample, int stream ); /* int audioBitsPerSample(int) {return 0;} */ long audioGetSample( int stream ); #ifdef OLD_MEDIAPLAYER_API bool audioReadMonoSamples( short *output, long samples, long& samplesRead, int stream ); bool audioReadStereoSamples( short *output, long samples, long& samplesRead, int stream ); bool audioReadSamples( short *output, int channel, long samples, int stream ); bool audioReReadSamples( short *output, int channel, long samples, int stream ); #else bool audioReadSamples( short *output, int channels, long samples, long& samplesRead, int stream ); #endif bool read(); bool decode( short *output, long samples, long& samplesRead ); void printID3Tags(); // If decoder doesn't support video then return 0 here int videoStreams() { return 0; } int videoWidth( int ) { return 0; } int videoHeight( int ) { return 0; } double videoFrameRate( int ) { return 0.0; } int videoFrames( int ) { return 0; } bool videoSetFrame( long, int ) { return FALSE; } long videoGetFrame( int ) { return 0; } bool videoReadFrame( unsigned char **, int, int, int, int, ColorFormat, int ) { return FALSE; } bool videoReadScaledFrame( unsigned char **, int, int, int, int, int, int, ColorFormat, int ) { return FALSE; } bool videoReadYUVFrame( char *, char *, char *, int, int, int, int, int ) { return FALSE; } // Profiling double getTime(); // Ignore if these aren't supported bool setSMP( int ) { return FALSE; } bool setMMX( bool ) { return FALSE; } // Capabilities bool supportsAudio() { return TRUE; } bool supportsVideo() { return FALSE; } bool supportsYUV() { return FALSE; } bool supportsMMX() { return TRUE; } bool supportsSMP() { return FALSE; } bool supportsStereo() { return TRUE; } bool supportsScaling() { return FALSE; } long getPlayTime() { return -1; } private: + int tcp_open(char *address, int port); + int http_read_line(int tcp_sock, char *buf, int size) ; + int http_open(const QString& path ); + LibMadPluginData *d; QString info; int bufferSize; }; #endif |