static OMX_ERRORTYPE
update_metadata (dirble_prc_t * ap_prc)
{
assert (ap_prc);
/* Clear previous metatada items */
tiz_krn_clear_metadata (tiz_get_krn (handleOf (ap_prc)));
/* Station Name */
tiz_check_omx (
store_metadata (ap_prc, "Station",
tiz_dirble_get_current_station_name (ap_prc->p_dirble_)));
/* Country */
tiz_check_omx (store_metadata (
ap_prc, "URL", (const char *) ap_prc->p_uri_param_->contentURI));
/* Country */
tiz_check_omx (store_metadata (
ap_prc, "Country",
tiz_dirble_get_current_station_country (ap_prc->p_dirble_)));
/* Category */
tiz_check_omx (store_metadata (
ap_prc, "Categories",
tiz_dirble_get_current_station_category (ap_prc->p_dirble_)));
/* Website */
tiz_check_omx (store_metadata (
ap_prc, "Website",
tiz_dirble_get_current_station_website (ap_prc->p_dirble_)));
/* Signal that a new set of metatadata items is available */
(void) tiz_srv_issue_event ((OMX_PTR) ap_prc, OMX_EventIndexSettingChanged,
OMX_ALL, /* no particular port associated */
OMX_IndexConfigMetadataItem, /* index of the
struct that has
been modififed */
NULL);
return OMX_ErrorNone;
}
static OMX_ERRORTYPE
update_metadata (scloud_prc_t * ap_prc)
{
assert (ap_prc);
/* Clear previous metatada items */
tiz_krn_clear_metadata (tiz_get_krn (handleOf (ap_prc)));
/* User and track title */
tiz_check_omx (store_metadata (
ap_prc, tiz_scloud_get_current_track_user (ap_prc->p_scloud_),
tiz_scloud_get_current_track_title (ap_prc->p_scloud_)));
/* Store the year if not 0 */
{
const char * p_year = tiz_scloud_get_current_track_year (ap_prc->p_scloud_);
if (p_year && strncmp (p_year, "0", 4) != 0)
{
tiz_check_omx (store_metadata (ap_prc, "Year", p_year));
}
}
/* Duration */
tiz_check_omx (
store_metadata (ap_prc, "Duration",
tiz_scloud_get_current_track_duration (ap_prc->p_scloud_)));
/* Likes */
tiz_check_omx (
store_metadata (ap_prc, "Likes count",
tiz_scloud_get_current_track_likes (ap_prc->p_scloud_)));
/* Permalink */
tiz_check_omx (store_metadata (
ap_prc, "Permalink",
tiz_scloud_get_current_track_permalink (ap_prc->p_scloud_)));
/* License */
tiz_check_omx (
store_metadata (ap_prc, "License",
tiz_scloud_get_current_track_license (ap_prc->p_scloud_)));
/* Signal that a new set of metatadata items is available */
(void) tiz_srv_issue_event ((OMX_PTR) ap_prc, OMX_EventIndexSettingChanged,
OMX_ALL, /* no particular port associated */
OMX_IndexConfigMetadataItem, /* index of the
struct that has
been modififed */
NULL);
return OMX_ErrorNone;
}
static GwyContainer*
surffile_load(const gchar *filename)
{
SurfFile surffile;
GObject *object = NULL;
guchar *buffer = NULL;
const guchar *p;
gsize size = 0;
gsize estsize;
GError *err = NULL;
gchar signature[12];
gdouble max, min;
if (!gwy_file_get_contents(filename, &buffer, &size, &err)) {
g_warning("Cannot read file %s", filename);
g_clear_error(&err);
return NULL;
}
p = buffer;
get_CHARARRAY(signature, &p);
if (strncmp(signature, "DIGITAL SURF", 12) != 0) {
g_warning("File %s is not a Surf file", filename);
gwy_file_abandon_contents(buffer, size, NULL);
return NULL;
}
if (size < 500) {
g_warning("File %s is too short to be Surf file", filename);
gwy_file_abandon_contents(buffer, size, NULL);
return NULL;
}
surffile.format = get_WORD_LE(&p);
surffile.nobjects = get_WORD_LE(&p);
surffile.version = get_WORD_LE(&p);
surffile.type = get_WORD_LE(&p);
get_CHARS0(surffile.object_name, &p, 30);
get_CHARS0(surffile.operator_name, &p, 30);
surffile.material_code = get_WORD_LE(&p);
surffile.acquisition = get_WORD_LE(&p);
surffile.range = get_WORD_LE(&p);
surffile.special_points = get_WORD_LE(&p);
surffile.absolute = get_WORD_LE(&p);
/*reserved*/
p += 8;
surffile.pointsize = get_WORD_LE(&p);
surffile.zmin = get_DWORD(&p);
surffile.zmax = get_DWORD(&p);
surffile.xres = get_DWORD(&p);
surffile.yres = get_DWORD(&p);
surffile.nofpoints = get_DWORD(&p);
//surffile.xres = 200; surffile.yres = 200;
surffile.dx = get_FLOAT_LE(&p);
surffile.dy = get_FLOAT_LE(&p);
surffile.dz = get_FLOAT_LE(&p);
get_CHARS0(surffile.xaxis, &p, 16);
get_CHARS0(surffile.yaxis, &p, 16);
get_CHARS0(surffile.zaxis, &p, 16);
get_CHARS0(surffile.dx_unit, &p, 16);
get_CHARS0(surffile.dy_unit, &p, 16);
get_CHARS0(surffile.dz_unit, &p, 16);
get_CHARS0(surffile.xlength_unit, &p, 16);
get_CHARS0(surffile.ylength_unit, &p, 16);
get_CHARS0(surffile.zlength_unit, &p, 16);
surffile.xunit_ratio = get_FLOAT_LE(&p);
surffile.yunit_ratio = get_FLOAT_LE(&p);
surffile.zunit_ratio = get_FLOAT_LE(&p);
surffile.imprint = get_WORD_LE(&p);
surffile.inversion = get_WORD_LE(&p);
surffile.leveling = get_WORD_LE(&p);
p += 12;
surffile.seconds = get_WORD_LE(&p);
surffile.minutes = get_WORD_LE(&p);
surffile.hours = get_WORD_LE(&p);
surffile.day = get_WORD_LE(&p);
surffile.month = get_WORD_LE(&p);
surffile.year = get_WORD_LE(&p);
surffile.measurement_duration = get_WORD_LE(&p);
surffile.comment_size = get_WORD_LE(&p);
surffile.private_size = get_WORD_LE(&p);
get_CHARARRAY(surffile.client_zone, &p);
surffile.XOffset = get_FLOAT_LE(&p);
surffile.YOffset = get_FLOAT_LE(&p);
surffile.ZOffset = get_FLOAT_LE(&p);
gwy_debug("fileformat: %d, n_of_objects: %d, version: %d, object_type: %d",
surffile.format, surffile.nobjects, surffile.version, surffile.type);
gwy_debug("object name: %s", surffile.object_name);
gwy_debug("operator name: %s", surffile.operator_name);
gwy_debug("material code: %d, acquisition type: %d", surffile.material_code, surffile.acquisition);
gwy_debug("range type: %d, special points: %d, absolute: %d", surffile.range,
surffile.special_points, (gint)surffile.absolute);
gwy_debug("data point size: %d", surffile.pointsize);
gwy_debug("zmin: %d, zmax: %d", surffile.zmin, surffile.zmax);
gwy_debug("xres: %d, yres: %d (xres*yres = %d)", surffile.xres, surffile.yres, (surffile.xres*surffile.yres));
gwy_debug("total number of points: %d", surffile.nofpoints);
gwy_debug("dx: %g, dy: %g, dz: %g", surffile.dx, surffile.dy, surffile.dz);
gwy_debug("X axis name: %16s", surffile.xaxis);
gwy_debug("Y axis name: %16s", surffile.yaxis);
gwy_debug("Z axis name: %16s", surffile.zaxis);
gwy_debug("dx unit: %16s", surffile.dx_unit);
gwy_debug("dy unit: %16s", surffile.dy_unit);
gwy_debug("dz unit: %16s", surffile.dz_unit);
gwy_debug("X axis unit: %16s", surffile.xlength_unit);
gwy_debug("Y axis unit: %16s", surffile.ylength_unit);
gwy_debug("Z axis unit: %16s", surffile.zlength_unit);
gwy_debug("xunit_ratio: %g, yunit_ratio: %g, zunit_ratio: %g", surffile.xunit_ratio, surffile.yunit_ratio, surffile.zunit_ratio);
gwy_debug("imprint: %d, inversion: %d, leveling: %d", surffile.imprint, surffile.inversion, surffile.leveling);
gwy_debug("Time: %d:%d:%d, Date: %d.%d.%d", surffile.hours, surffile.minutes, surffile.seconds,
surffile.day, surffile.month, surffile.year);
p = buffer + 512;
estsize = 512 + surffile.pointsize*surffile.xres*surffile.yres/8;
if (size < estsize) {
g_warning("File %s is too short to contain Surf data %d %d", filename, (int)size, (int)estsize);
gwy_file_abandon_contents(buffer, size, NULL);
return NULL;
}
fill_data_fields(&surffile, p);
gwy_file_abandon_contents(buffer, size, NULL);
if (surffile.absolute == 0)
{
max = gwy_data_field_get_max(surffile.dfield);
min = gwy_data_field_get_min(surffile.dfield);
gwy_data_field_add(surffile.dfield, -min);
gwy_data_field_multiply(surffile.dfield,
(surffile.zmax - surffile.zmin)/(max-min));
}
if (surffile.inversion == 1)
gwy_data_field_invert(surffile.dfield, FALSE, FALSE, TRUE);
if (surffile.inversion == 2)
gwy_data_field_invert(surffile.dfield, FALSE, TRUE, TRUE);
if (surffile.inversion == 3)
gwy_data_field_invert(surffile.dfield, TRUE, FALSE, TRUE);
if (surffile.dfield) {
object = gwy_container_new();
gwy_container_set_object_by_name(GWY_CONTAINER(object), "/0/data",
G_OBJECT(surffile.dfield));
store_metadata(&surffile, GWY_CONTAINER(object));
}
return (GwyContainer*)object;
return NULL;
}
static void
store_stream_metadata (mp3d_prc_t * ap_prc, struct mad_header * Header)
{
const char *Layer, *Mode, *Emphasis;
assert (ap_prc);
assert (Header);
/* Convert the layer number to it's printed representation. */
switch (Header->layer)
{
case MAD_LAYER_I:
Layer = "I";
break;
case MAD_LAYER_II:
Layer = "II";
break;
case MAD_LAYER_III:
Layer = "III";
break;
default:
Layer = "(unknown)";
break;
}
/* Convert the audio mode to it's printed representation. */
switch (Header->mode)
{
case MAD_MODE_SINGLE_CHANNEL:
Mode = "single channel";
break;
case MAD_MODE_DUAL_CHANNEL:
Mode = "dual channel";
break;
case MAD_MODE_JOINT_STEREO:
Mode = "joint (MS/intensity) stereo";
break;
case MAD_MODE_STEREO:
Mode = "LR stereo";
break;
default:
Mode = "(unknown)";
break;
}
/* Convert the emphasis to it's printed representation. Note that
* the MAD_EMPHASIS_RESERVED enumeration value appeared in libmad
* version 0.15.0b.
*/
switch (Header->emphasis)
{
case MAD_EMPHASIS_NONE:
Emphasis = "no";
break;
case MAD_EMPHASIS_50_15_US:
Emphasis = "50/15 us";
break;
case MAD_EMPHASIS_CCITT_J_17:
Emphasis = "CCITT J.17";
break;
#if (MAD_VERSION_MAJOR >= 1) \
|| ((MAD_VERSION_MAJOR == 0) && (MAD_VERSION_MINOR >= 15))
case MAD_EMPHASIS_RESERVED:
Emphasis = "reserved(!)";
break;
#endif
default:
Emphasis = "(unknown)";
break;
}
{
char info[100];
(void) tiz_krn_clear_metadata (tiz_get_krn (handleOf (ap_prc)));
snprintf (
info, 99, "%lu kbit/s, %d Hz",
(ap_prc->frame_.header.bitrate ? ap_prc->frame_.header.bitrate / 1000
: 0),
Header->samplerate);
info[99] = '\000';
(void) store_metadata (ap_prc, "Audio Stream", info);
snprintf (info, 99, "%s, %s CRC", Layer,
Header->flags & MAD_FLAG_PROTECTION ? "with" : "w/o");
info[99] = '\000';
(void) store_metadata (ap_prc, "MPEG Layer", info);
snprintf (info, 99, "%s, %s emphasis", Mode, Emphasis);
info[99] = '\000';
(void) store_metadata (ap_prc, "Mode", info);
}
TIZ_TRACE (handleOf (ap_prc),
"%lu b/s audio MPEG layer %s stream %s CRC, "
"%s with %s emphasis at %d Hz sample rate\n",
Header->bitrate, Layer,
Header->flags & MAD_FLAG_PROTECTION ? "with" : "without", Mode,
Emphasis, Header->samplerate);
}
