* read_bmp_*(): add FORMAT_RETURN_SIZE

* Lua: add luaL_checkboolean() & luaL_optboolean()
* Lua: add read_bmp_file


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21074 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 0 deletions

diff --git a/apps/recorder/bmp.c b/apps/recorder/bmp.c
index eef425fb25..4968d6221a 100644
--- a/apps/recorder/bmp.c
+++ b/apps/recorder/bmp.c
@@ -460,6 +460,7 @@ int read_bmp_fd(int fd,
     int read_width;
     int depth, numcolors, compression, totalsize;
     int ret;
+    bool return_size = format & FORMAT_RETURN_SIZE;
 
     unsigned char *bitmap = bm->data;
     struct uint8_rgb palette[256];
@@ -595,6 +596,9 @@ int read_bmp_fd(int fd,
     else
         totalsize = BM_SIZE(bm->width,bm->height,format,remote);
 
+    if(return_size)
+        return totalsize;
+
     /* Check if this fits the buffer */
     if (totalsize > maxsize) {
         DEBUGF("read_bmp_fd: Bitmap too large for buffer: "