ref: 2ac355532dc6bd13696bb8b06be924ed1a097d23
dir: /plugins/xmms/src/libaac.c/
/*
** AAC plugin for XMMS 1.2.7
** by ciberfred
** ------------------------------------------------
** The version of the plugin match the version of XMMS
** for identifie different version use the date :)
**
** version 1.2.7 (23 august 2002)
**
**
** need faad2 package from http://www.audiocoding.com
**
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <glib.h>
#include <gtk/gtk.h>
#include "faad.h"
#include "xmms/plugin.h"
#include "xmms/util.h"
#include "xmms/configfile.h"
#include "xmms/titlestring.h"
#define AAC_DESCRIPTION "MPEG2/4 AAC player - 1.2.7"
#define AAC_VERSION "AAC player - 23 Agust 2002"
#define AAC_ABOUT "Writen from scratch by ciberfred from France"
#define BUFFER_SIZE FAAD_MIN_STREAMSIZE*64
static void aac_init(void);
static void aac_play(char*);
static void aac_stop(void);
static void aac_pause(short);
static int aac_getTime(void);
static void aac_seek(int);
static void aac_cleanup(void);
static void aac_about(void);
static void *aac_decode(void*);
static void aac_getSongInfo(char*);
static int aac_isFile(char*);
extern void readID3tag(char*);
extern GtkWidget *createDialogInfo(void);
static GtkWidget *infoBoxWindow = NULL;
extern char *title, *artist, *album, *track, *genre;
extern void clearWindowDatas(void);
/******************************************************************************/
/*
** struct need by xmms for Library Interface
*/
InputPlugin aac_ip =
{
0, // handle
0, // filename
AAC_DESCRIPTION,// description
aac_init, // init_func
aac_about, // aboutbox
0, // configuration
aac_isFile, // ???
0, // scan dir
aac_play, // when play button
aac_stop, // when stop
aac_pause, // when pause
aac_seek, // when seek
0, // set equalizer
aac_getTime, // ???
0, // get volume
0, // set volume
aac_cleanup, // the cleanup function :)
0, // obsolete (???)
0, // send visualisation data
0, // set player window info
0, // set song title text
0, // get song title text to show on Playlist
aac_getSongInfo,// file info box
0 // pointer to outputPlugin
};
static gboolean bPlaying = FALSE;
static gboolean bOutputOpen = FALSE;
static pthread_t decodeThread;
static gint seek_pos = -1; // the track position
static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
/******************************************************************************/
InputPlugin *get_iplugin_info(void)
{
return (&aac_ip);
}
static void aac_init(void)
{
memset(&decodeThread, 0, sizeof(pthread_t));
}
static void aac_cleanup(void)
{
}
static void aac_play(char *filename)
{
printf("play\n");
bPlaying = TRUE;
pthread_create(&decodeThread, 0, aac_decode, g_strdup(filename));
return;
}
static void aac_stop(void)
{
printf("stop\n");
if (bPlaying){
bPlaying = FALSE;
pthread_join(decodeThread, NULL);
memset(&decodeThread, 0, sizeof(pthread_t));
aac_ip.output->close_audio();
clearWindowDatas();
}
}
static void aac_pause(short paused)
{
printf("pause\n");
if(bOutputOpen){
aac_ip.output->pause(paused);
}
}
static int aac_getTime(void)
{
if (!bPlaying){
return (-1);
}
else{
return (aac_ip.output->output_time());
}
}
static void aac_seek(int time)
{
printf("seek\n");
}
static void aac_getSongInfo(char *filename)
{
infoBoxWindow = createDialogInfo();
gtk_widget_show(infoBoxWindow);
}
static void *aac_decode(void *args)
{
char *filename = args;
char *xmmstitle=NULL;
FILE *file = NULL;
faacDecHandle decoder = 0;
unsigned char *buffer = 0;
unsigned long bufferconsumed = 0;
unsigned long samplerate = 0;
char channels;
unsigned long buffervalid = 0;
TitleInput *input;
char *temp = g_strdup(filename);
char *ext = strrchr(temp, '.');
printf("decoding...\n");
pthread_mutex_lock(&mutex);
clearWindowDatas();
if ((file = fopen(filename, "rb")) == 0){
printf("can't find file %s\n", filename);
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if ((decoder = faacDecOpen()) == NULL){
printf("Open Decoder Error\n");
fclose(file);
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
if ((buffer = g_malloc(BUFFER_SIZE)) == NULL)
printf("error g_malloc\n");
buffervalid = fread(buffer, 1, BUFFER_SIZE, file);
// check for ID3 tag
XMMS_NEW_TITLEINPUT(input);
input->file_name = g_basename(temp);
input->file_ext = ext ? ext+1 : NULL;
input->file_path = temp;
if (!strncmp(buffer, "ID3", 3)){
int size = 0;
printf("Song with a ID3Tagv2\n");
readID3tag(filename);
if(title)
input->track_name = g_strdup(title);
if(artist)
input->performer = g_strdup(artist);
if(genre)
input->genre = g_strdup(genre);
if(track)
input->track_number = atoi(track);
fseek(file, 0, SEEK_SET);
/*
** hum .. horrible hack taken from the winamp plugin to jump
** the tag, is there any id3 function to do this ???? hum... seems not :(
*/
size = (buffer[6]<<21) | (buffer[7]<<14) | (buffer[8]<<7) | buffer[9];
size+=10;
fread(buffer, 1, size, file);
buffervalid = fread(buffer, 1, BUFFER_SIZE, file);
}
xmmstitle = xmms_get_titlestring(xmms_get_gentitle_format(), input);
if(xmmstitle == NULL)
xmmstitle = g_strdup(input->file_name);
g_free(temp);
g_free(input->performer);
g_free(input->album_name);
g_free(input->track_name);
g_free(input->genre);
g_free(input);
bufferconsumed = faacDecInit(decoder, buffer, buffervalid, &samplerate, &channels);
// printf("song with %d channels at %d Hz\n", channels, samplerate);
if((bOutputOpen = aac_ip.output->open_audio(FMT_S16_NE, samplerate, channels)) == FALSE){
printf("Output Error\n");
g_free(buffer);
buffer=0;
faacDecClose(decoder);
fclose(file);
aac_ip.output->close_audio();
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
aac_ip.set_info(xmmstitle, -1, -1, samplerate, channels);
aac_ip.output->flush(0);
while(bPlaying && buffervalid > 0){
faacDecFrameInfo finfo;
unsigned long samplesdecoded;
char *sample_buffer = NULL;
if(bufferconsumed > 0){
memmove(buffer, &buffer[bufferconsumed], buffervalid-bufferconsumed);
buffervalid -= bufferconsumed;
buffervalid += fread(&buffer[buffervalid], 1, BUFFER_SIZE-buffervalid, file);
bufferconsumed = 0;
}
sample_buffer = faacDecDecode(decoder, &finfo, buffer, buffervalid);
if(finfo.error){
buffervalid = 0;
printf("FAAD2 Error %s\n", faacDecGetErrorMessage(finfo.error));
printf("---Use Psystrip.exe on the file to avoid the ADTS error---\n");
}
bufferconsumed += finfo.bytesconsumed;
samplesdecoded = finfo.samples;
if((samplesdecoded<=0) && !sample_buffer){
printf("error\n");
}
while(bPlaying && aac_ip.output->buffer_free() < (samplesdecoded<<1)){
xmms_usleep(10000);
}
aac_ip.add_vis_pcm(aac_ip.output->written_time(), FMT_S16_LE, channels, samplesdecoded<<1, sample_buffer);
aac_ip.output->write_audio(sample_buffer, samplesdecoded<<1);
}
while(bPlaying && aac_ip.output->buffer_playing()){
xmms_usleep(10000);
}
// aac_ip.output->flush(0);
aac_ip.output->buffer_free();
aac_ip.output->close_audio();
bPlaying = FALSE;
bOutputOpen = FALSE;
g_free(buffer);
faacDecClose(decoder);
g_free(xmmstitle);
fclose(file);
printf("...ended\n");
seek_pos = -1;
pthread_mutex_unlock(&mutex);
pthread_exit(NULL);
}
static int aac_isFile(char *filename)
{
char *extention = strrchr(filename, '.');
if (extention && !strcasecmp(extention, ".aac")){
return (1);
}
return(0);
}
static void aac_about(void)
{
GtkWidget *dialog, *button, *label, *label2;
dialog = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(dialog), "About FAAD2 plugin");
label = gtk_label_new(AAC_ABOUT);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), label, TRUE, TRUE, 0);
gtk_widget_show(label);
label2 = gtk_label_new(AAC_VERSION);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->vbox), label2, TRUE, TRUE, 0);
gtk_widget_show(label2);
button = gtk_button_new_with_label("close");
gtk_signal_connect_object(GTK_OBJECT(button), "clicked", GTK_SIGNAL_FUNC(gtk_widget_destroy), GTK_OBJECT(dialog));
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dialog)->action_area), button, FALSE, FALSE, 0);
gtk_widget_show(button);
gtk_widget_show(dialog);
}