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#include "config.h"
#include "../decoder_api.h"
#include "audio_check.h"
#include <glib.h>
#include <assert.h>
#include <gme/gme.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "gme"
enum {
GME_SAMPLE_RATE = 44100,
GME_CHANNELS = 2,
GME_BUFFER_FRAMES = 2048,
GME_BUFFER_SAMPLES = GME_BUFFER_FRAMES * GME_CHANNELS,
};
static void
gme_file_decode(struct decoder *decoder, const char *path_fs)
{
int track = 0; /* index of track to play */
float song_len;
Music_Emu *emu;
gme_info_t *ti;
struct audio_format audio_format;
enum decoder_command cmd;
short buf[GME_BUFFER_SAMPLES];
const char* gme_err;
gme_err = gme_open_file(path_fs, &emu, GME_SAMPLE_RATE);
if (gme_err != NULL) {
g_warning("%s", gme_err);
return;
}
if((gme_err = gme_track_info(emu, &ti, 0)) != NULL){
g_warning("%s", gme_err);
gme_delete(emu);
return;
}
if(ti->length > 0)
song_len = ti->length / 1000.0;
else song_len = -1;
/* initialize the MPD decoder */
GError *error = NULL;
if (!audio_format_init_checked(&audio_format, GME_SAMPLE_RATE,
SAMPLE_FORMAT_S16, GME_CHANNELS,
&error)) {
g_warning("%s", error->message);
g_error_free(error);
gme_free_info(ti);
gme_delete(emu);
return;
}
decoder_initialized(decoder, &audio_format, true, song_len);
if((gme_err = gme_start_track(emu, track)) != NULL)
g_warning("%s", gme_err);
/* play */
do {
gme_err = gme_play(emu, GME_BUFFER_SAMPLES, buf);
if (gme_err != NULL) {
g_warning("%s", gme_err);
return;
}
cmd = decoder_data(decoder, NULL, buf, sizeof(buf), 0);
if(cmd == DECODE_COMMAND_SEEK) {
float where = decoder_seek_where(decoder);
if((gme_err = gme_seek(emu, (int)where*1000)) != NULL)
g_warning("%s", gme_err);
decoder_command_finished(decoder);
}
if(gme_track_ended(emu))
break;
} while(cmd != DECODE_COMMAND_STOP);
gme_free_info(ti);
gme_delete(emu);
}
static struct tag *
gme_tag_dup(const char *path_fs)
{
Music_Emu *emu;
gme_info_t *ti;
const char* gme_err;
gme_err = gme_open_file(path_fs, &emu, GME_SAMPLE_RATE);
if (gme_err != NULL) {
g_warning("%s", gme_err);
return NULL;
}
if((gme_err = gme_track_info(emu, &ti, 0)) != NULL){
g_warning("%s", gme_err);
gme_delete(emu);
return NULL;
}
struct tag *tag = tag_new();
if(ti != NULL){
if(ti->length > 0)
tag->time = ti->length / 1000;
if(ti->song != NULL)
tag_add_item(tag, TAG_TITLE, ti->song);
if(ti->author != NULL)
tag_add_item(tag, TAG_ARTIST, ti->author);
if(ti->comment != NULL)
tag_add_item(tag, TAG_COMMENT, ti->comment);
if(ti->copyright != NULL)
tag_add_item(tag, TAG_DATE, ti->copyright);
}
gme_free_info(ti);
gme_delete(emu);
return tag;
}
static const char *const gme_suffixes[] = {
"ay", "gbs", "gym", "hes", "kss", "nsf",
"nsfe", "sap", "spc", "vgm", "vgz",
NULL
};
extern const struct decoder_plugin gme_decoder_plugin;
const struct decoder_plugin gme_decoder_plugin = {
.name = "gme",
.file_decode = gme_file_decode,
.tag_dup = gme_tag_dup,
.suffixes = gme_suffixes,
};
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