add number-of-colors field to PICTURE metadata block
diff --git a/src/libFLAC/metadata_object.c b/src/libFLAC/metadata_object.c
index 7efa2cf..55b00de 100644
--- a/src/libFLAC/metadata_object.c
+++ b/src/libFLAC/metadata_object.c
@@ -481,6 +481,7 @@
FLAC__STREAM_METADATA_PICTURE_WIDTH_LEN +
FLAC__STREAM_METADATA_PICTURE_HEIGHT_LEN +
FLAC__STREAM_METADATA_PICTURE_DEPTH_LEN +
+ FLAC__STREAM_METADATA_PICTURE_COLORS_LEN +
FLAC__STREAM_METADATA_PICTURE_DATA_LENGTH_LEN +
0 /* no data */
) / 8;
@@ -491,6 +492,7 @@
object->data.picture.width = 0;
object->data.picture.height = 0;
object->data.picture.depth = 0;
+ object->data.picture.colors = 0;
object->data.picture.data_length = 0;
object->data.picture.data = 0;
*/
@@ -598,6 +600,7 @@
to->data.picture.width = object->data.picture.width;
to->data.picture.height = object->data.picture.height;
to->data.picture.depth = object->data.picture.depth;
+ to->data.picture.colors = object->data.picture.colors;
to->data.picture.data_length = object->data.picture.data_length;
if(!copy_bytes_((&to->data.picture.data), object->data.picture.data, object->data.picture.data_length)) {
FLAC__metadata_object_delete(to);
@@ -834,6 +837,8 @@
return false;
if(block1->depth != block2->depth)
return false;
+ if(block1->colors != block2->colors)
+ return false;
if(block1->data_length != block2->data_length)
return false;
if(block1->data != block2->data && (0 == block1->data || 0 == block2->data || memcmp(block1->data, block2->data, block1->data_length)))