ref: 45c7e44c812f42f3a8d7d6c765b96a3cf974524a
dir: /plugins/xmms/src/mp4_utils.c/
/*
* some functions for MP4 files
*/
#include "mp4ff.h"
#include "faad.h"
#include <gtk/gtk.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <xmms/plugin.h>
#include <xmms/titlestring.h>
#include <xmms/util.h>
const char *mp4AudioNames[]=
{
"MPEG-1 Audio Layers 1,2 or 3",
"MPEG-2 low biterate (MPEG-1 extension) - MP3",
"MPEG-2 AAC Main Profile",
"MPEG-2 AAC Low Complexity profile",
"MPEG-2 AAC SSR profile",
"MPEG-4 audio (MPEG-4 AAC)",
0
};
/* MPEG-4 Audio types from 14496-3 Table 1.5.1 (from mp4.h)*/
const char *mpeg4AudioNames[]=
{
"!!!!MPEG-4 Audio track Invalid !!!!!!!",
"MPEG-4 AAC Main profile",
"MPEG-4 AAC Low Complexity profile",
"MPEG-4 AAC SSR profile",
"MPEG-4 AAC Long Term Prediction profile",
"MPEG-4 AAC Scalable",
"MPEG-4 CELP",
"MPEG-4 HVXC",
"MPEG-4 Text To Speech",
"MPEG-4 Main Synthetic profile",
"MPEG-4 Wavetable Synthesis profile",
"MPEG-4 MIDI Profile",
"MPEG-4 Algorithmic Synthesis and Audio FX profile"
};
static GtkWidget *mp4_info_dialog = NULL;
/*
* find AAC track
*/
int getAACTrack(mp4ff_t *infile)
{
int i, rc;
int numTracks = mp4ff_total_tracks(infile);
printf("total-tracks: %d\n", numTracks);
for(i=0; i<numTracks; i++){
unsigned char* buff = 0;
int buff_size = 0;
mp4AudioSpecificConfig mp4ASC;
printf("testing-track: %d\n", i);
mp4ff_get_decoder_config(infile, i, &buff, &buff_size);
if(buff){
rc = NeAACDecAudioSpecificConfig(buff, buff_size, &mp4ASC);
g_free(buff);
if(rc < 0)
continue;
return(i);
}
}
return(-1);
}
uint32_t read_callback(void *user_data, void *buffer, uint32_t length)
{
return fread(buffer, 1, length, (FILE*)user_data);
}
uint32_t seek_callback(void *user_data, uint64_t position)
{
return fseek((FILE*)user_data, position, SEEK_SET);
}
mp4ff_callback_t *getMP4FF_cb(FILE *mp4file)
{
mp4ff_callback_t* mp4cb = malloc(sizeof(mp4ff_callback_t));
mp4cb->read = read_callback;
mp4cb->seek = seek_callback;
mp4cb->user_data = mp4file;
return mp4cb;
}
/*
* Function to display an info box for an mp4 file.
* This code is based heavily on fileinfo.c from the xmms mpg123
* plugin, and the info box layout mimics that plugin.
*/
void create_mp4_info_dialog (char *filename, FILE *mp4file, mp4ff_t *infile, gint mp4track)
{
char *window_title, *value, *value2;
static GtkWidget *filename_entry, *title_entry, *artist_entry, *album_entry;
static GtkWidget *genre_entry, *year_entry, *track_entry, *comment_entry;
static GtkWidget *mp4_info_label;
if (!mp4_info_dialog)
{
GtkWidget *dialog_vbox1, *vbox1, *hbox2, *hbox3, *hbox4;
GtkWidget *frame2, *frame3, *table1, *dialog_action_area1;
GtkWidget *filename_label, *title_label, *artist_label, *album_label;
GtkWidget *genre_label, *year_label, *track_label, *comment_label;
GtkWidget *close_button;
mp4_info_dialog = gtk_dialog_new ();
gtk_object_set_data (GTK_OBJECT (mp4_info_dialog), "mp4_info_dialog", mp4_info_dialog);
gtk_window_set_policy (GTK_WINDOW (mp4_info_dialog), TRUE, TRUE, FALSE);
gtk_signal_connect(GTK_OBJECT (mp4_info_dialog), "destroy",
gtk_widget_destroyed, &mp4_info_dialog);
dialog_vbox1 = GTK_DIALOG (mp4_info_dialog)->vbox;
gtk_object_set_data (GTK_OBJECT (mp4_info_dialog), "dialog_vbox1", dialog_vbox1);
gtk_container_set_border_width (GTK_CONTAINER (dialog_vbox1), 3);
hbox2 = gtk_hbox_new (FALSE, 0);
gtk_widget_ref (hbox2);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "hbox2", hbox2,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (dialog_vbox1), hbox2, FALSE, TRUE, 0);
gtk_container_set_border_width (GTK_CONTAINER (hbox2), 3);
filename_label = gtk_label_new ("Filename: ");
gtk_widget_ref (filename_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "filename_label", filename_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox2), filename_label, FALSE, FALSE, 0);
filename_entry = gtk_entry_new ();
gtk_widget_ref (filename_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "filename_entry", filename_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox2), filename_entry, TRUE, TRUE, 0);
gtk_entry_set_editable (GTK_ENTRY (filename_entry), FALSE);
hbox3 = gtk_hbox_new (FALSE, 0);
gtk_widget_ref (hbox3);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "hbox3", hbox3,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (dialog_vbox1), hbox3, TRUE, TRUE, 0);
gtk_container_set_border_width (GTK_CONTAINER (hbox3), 3);
frame2 = gtk_frame_new ("Tag Info: ");
gtk_widget_ref (frame2);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "frame2", frame2,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox3), frame2, TRUE, TRUE, 0);
table1 = gtk_table_new (6, 2, FALSE);
gtk_widget_ref (table1);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "table1", table1,
(GtkDestroyNotify) gtk_widget_unref);
gtk_container_add (GTK_CONTAINER (frame2), table1);
gtk_container_set_border_width (GTK_CONTAINER (table1), 5);
comment_label = gtk_label_new ("Comment: ");
gtk_widget_ref (comment_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "comment_label", comment_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), comment_label, 0, 1, 5, 6,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (comment_label), 1, 0.5);
genre_label = gtk_label_new ("Genre: ");
gtk_widget_ref (genre_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "genre_label", genre_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), genre_label, 0, 1, 4, 5,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (genre_label), 1, 0.5);
album_label = gtk_label_new ("Album: ");
gtk_widget_ref (album_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "album_label", album_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), album_label, 0, 1, 2, 3,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (album_label), 1, 0.5);
title_label = gtk_label_new ("Title: ");
gtk_widget_ref (title_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "title_label", title_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), title_label, 0, 1, 0, 1,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (title_label), 1, 0.5);
artist_label = gtk_label_new ("Artist: ");
gtk_widget_ref (artist_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "artist_label", artist_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), artist_label, 0, 1, 1, 2,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (artist_label), 1, 0.5);
year_label = gtk_label_new ("Year: ");
gtk_widget_ref (year_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "year_label", year_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), year_label, 0, 1, 3, 4,
(GtkAttachOptions) (GTK_FILL),
(GtkAttachOptions) (GTK_EXPAND), 0, 0);
gtk_misc_set_alignment (GTK_MISC (year_label), 1, 0.5);
hbox4 = gtk_hbox_new (FALSE, 0);
gtk_widget_ref (hbox4);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "hbox4", hbox4,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), hbox4, 1, 2, 3, 4,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (GTK_FILL), 0, 0);
year_entry = gtk_entry_new ();
gtk_widget_ref (year_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "year_entry", year_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox4), year_entry, FALSE, FALSE, 0);
gtk_widget_set_usize (year_entry, 60, -2);
gtk_entry_set_editable (GTK_ENTRY (year_entry), FALSE);
track_label = gtk_label_new (" Track: ");
gtk_widget_ref (track_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "track_label", track_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox4), track_label, FALSE, FALSE, 0);
gtk_misc_set_alignment (GTK_MISC (track_label), 1, 0.5);
track_entry = gtk_entry_new ();
gtk_widget_ref (track_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "track_entry", track_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox4), track_entry, FALSE, FALSE, 0);
gtk_widget_set_usize (track_entry, 60, -2);
gtk_entry_set_editable (GTK_ENTRY (track_entry), FALSE);
title_entry = gtk_entry_new ();
gtk_widget_ref (title_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "title_entry", title_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), title_entry, 1, 2, 0, 1,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (0), 0, 0);
gtk_entry_set_editable (GTK_ENTRY (title_entry), FALSE);
artist_entry = gtk_entry_new ();
gtk_widget_ref (artist_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "artist_entry", artist_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), artist_entry, 1, 2, 1, 2,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (0), 0, 0);
gtk_entry_set_editable (GTK_ENTRY (artist_entry), FALSE);
album_entry = gtk_entry_new ();
gtk_widget_ref (album_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "album_entry", album_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), album_entry, 1, 2, 2, 3,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (0), 0, 0);
gtk_entry_set_editable (GTK_ENTRY (album_entry), FALSE);
genre_entry = gtk_entry_new ();
gtk_widget_ref (genre_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "genre_entry", genre_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), genre_entry, 1, 2, 4, 5,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (0), 0, 0);
gtk_entry_set_editable (GTK_ENTRY (genre_entry), FALSE);
comment_entry = gtk_entry_new ();
gtk_widget_ref (comment_entry);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "comment_entry", comment_entry,
(GtkDestroyNotify) gtk_widget_unref);
gtk_table_attach (GTK_TABLE (table1), comment_entry, 1, 2, 5, 6,
(GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
(GtkAttachOptions) (0), 0, 0);
gtk_entry_set_editable (GTK_ENTRY (comment_entry), FALSE);
frame3 = gtk_frame_new ("MP4 Info: ");
gtk_widget_ref (frame3);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "frame3", frame3,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (hbox3), frame3, FALSE, TRUE, 0);
vbox1 = gtk_vbox_new (FALSE, 0);
gtk_widget_ref (vbox1);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "vbox1", vbox1,
(GtkDestroyNotify) gtk_widget_unref);
gtk_container_add (GTK_CONTAINER (frame3), vbox1);
gtk_container_set_border_width (GTK_CONTAINER (vbox1), 5);
mp4_info_label = gtk_label_new ("");
gtk_widget_ref (mp4_info_label);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "mp4_info_label", mp4_info_label,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (vbox1), mp4_info_label, TRUE, TRUE, 0);
gtk_label_set_justify (GTK_LABEL (mp4_info_label), GTK_JUSTIFY_LEFT);
gtk_misc_set_alignment (GTK_MISC (mp4_info_label), 0, 0);
dialog_action_area1 = GTK_DIALOG (mp4_info_dialog)->action_area;
gtk_object_set_data (GTK_OBJECT (mp4_info_dialog), "dialog_action_area1", dialog_action_area1);
gtk_container_set_border_width (GTK_CONTAINER (dialog_action_area1), 4);
close_button = gtk_button_new_with_label ("Close");
gtk_widget_ref (close_button);
gtk_object_set_data_full (GTK_OBJECT (mp4_info_dialog), "close_button", close_button,
(GtkDestroyNotify) gtk_widget_unref);
gtk_box_pack_start (GTK_BOX (dialog_action_area1), close_button, FALSE, FALSE, 0);
gtk_signal_connect_object (GTK_OBJECT (close_button), "clicked",
GTK_SIGNAL_FUNC (gtk_widget_destroy), GTK_OBJECT (mp4_info_dialog));
}
window_title = g_strdup_printf("File Info - %s", g_basename(filename));
gtk_window_set_title (GTK_WINDOW (mp4_info_dialog), window_title);
g_free(window_title);
gtk_entry_set_text (GTK_ENTRY (filename_entry), filename);
gtk_entry_set_text (GTK_ENTRY (title_entry), "");
gtk_entry_set_text (GTK_ENTRY (artist_entry), "");
gtk_entry_set_text (GTK_ENTRY (album_entry), "");
gtk_entry_set_text (GTK_ENTRY (year_entry), "");
gtk_entry_set_text (GTK_ENTRY (track_entry), "");
gtk_entry_set_text (GTK_ENTRY (genre_entry), "");
gtk_entry_set_text (GTK_ENTRY (comment_entry), "");
if ((mp4ff_meta_get_title(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(title_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_artist(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(artist_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_album(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(album_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_date(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(year_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_track(infile, &value)) && value != NULL) {
if ((mp4ff_meta_get_totaltracks(infile, &value2)) && value2 != NULL) {
char *tmp = g_strdup_printf("%s of %s", value, value2);
g_free(value2);
g_free(value);
value = tmp;
}
gtk_entry_set_text (GTK_ENTRY(track_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_genre(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(genre_entry), value);
g_free(value);
}
if ((mp4ff_meta_get_comment(infile, &value)) && value != NULL) {
gtk_entry_set_text (GTK_ENTRY(comment_entry), value);
g_free(value);
}
// Get the length of the track.
double track_duration = mp4ff_get_track_duration(infile, mp4track);
unsigned long time_scale = mp4ff_time_scale(infile, mp4track);
unsigned long length = (track_duration / time_scale);
int min = length / 60;
int sec = length % 60;
// Get other info about the track.
unsigned long bitrate = mp4ff_get_avg_bitrate(infile, mp4track) / 1000;
unsigned long samplerate = mp4ff_get_sample_rate(infile, mp4track);
unsigned long channels = mp4ff_get_channel_count(infile, mp4track);
unsigned long audio_type = mp4ff_get_audio_type(infile, mp4track);
fseek(mp4file, 0, SEEK_END);
int filesize = ftell(mp4file) / 1024;
value = g_strdup_printf("Length: %d:%d\nAvg. Bitrate: %ld kbps\nSample Rate: %ld Hz\nChannels: %ld\nAudio Type: %ld\nFile Size: %d KB", min, sec, bitrate, samplerate, channels, audio_type, filesize);
gtk_label_set_text (GTK_LABEL(mp4_info_label), value);
g_free(value);
gtk_widget_show_all(mp4_info_dialog);
}
void getMP4info(char* filename, FILE* mp4file)
{
mp4ff_callback_t* mp4cb;
mp4ff_t* infile;
gint mp4track;
mp4cb = getMP4FF_cb(mp4file);
if ((infile = mp4ff_open_read_metaonly(mp4cb)) &&
((mp4track = getAACTrack(infile)) >= 0)){
create_mp4_info_dialog (filename, mp4file, infile, mp4track);
}
if(infile) mp4ff_close(infile);
if(mp4cb) g_free(mp4cb);
}
/* Get the xmms titlestring for the file based on metadata.
The following code was adapted from the gtkpod project, specifically
mp4file.c (C) Jorg Schuler, but written to use the mp4ff library. The
mpg123 input plugin for xmms was used as a guide for this function.
--Jason Arroyo, 2004 */
char *getMP4title(mp4ff_t *infile, char *filename) {
char *ret=NULL;
gchar *value, *path, *temp;
TitleInput *input;
XMMS_NEW_TITLEINPUT(input);
// Fill in the TitleInput with the relevant data
// from the mp4 file that can be used to display the title.
mp4ff_meta_get_title(infile, &input->track_name);
mp4ff_meta_get_artist(infile, &input->performer);
mp4ff_meta_get_album(infile, &input->album_name);
if (mp4ff_meta_get_track(infile, &value) && value != NULL) {
input->track_number = atoi(value);
g_free(value);
}
if (mp4ff_meta_get_date(infile, &value) && value != NULL) {
input->year = atoi(value);
g_free(value);
}
mp4ff_meta_get_genre(infile, &input->genre);
mp4ff_meta_get_comment(infile, &input->comment);
input->file_name = g_strdup(g_basename(filename));
path = g_strdup(filename);
temp = strrchr(path, '.');
if (temp != NULL) {++temp;}
input->file_ext = g_strdup_printf("%s", temp);
temp = strrchr(path, '/');
if (temp) {*temp = '\0';}
input->file_path = g_strdup_printf("%s/", path);
// Use the default xmms title format to format the
// title from the above info.
ret = xmms_get_titlestring(xmms_get_gentitle_format(), input);
g_free(input->track_name);
g_free(input->performer);
g_free(input->album_name);
g_free(input->genre);
g_free(input->comment);
g_free(input->file_name);
g_free(input->file_ext);
g_free(input->file_path);
g_free(input);
g_free(path);
return ret;
}