Changeset 358 for pjproject/trunk/pjmedia/include/pjmedia/wave.h

Timestamp:

Mar 24, 2006 8:41:20 PM (18 years ago)

Author:

bennylp

Message:

Added WAVE writer and resample port, and also found out why audio quality is poor with DirectSound?

File:

• pjproject/trunk/pjmedia/include/pjmedia/wave.h (modified) (2 diffs)

pjproject/trunk/pjmedia/include/pjmedia/wave.h

@@ -33 +33 @@
 #define PJMEDIA_WAVE_TAG        ('E'<<24|'V'<<16|'A'<<8|'W')
 #define PJMEDIA_FMT_TAG         (' '<<24|'t'<<16|'m'<<8|'f')
+#define PJMEDIA_DATA_TAG        ('a'<<24|'t'<<16|'a'<<8|'d')
 
 
@@ -70 +71 @@
 
 
+/**
+ * On big-endian hosts, this function swaps the byte order of the values
+ * in the WAVE header fields. On little-endian hosts, this function does 
+ * nothing.
+ *
+ * Application SHOULD call this function after reading the WAVE header
+ * chunks from a file.
+ *
+ * @param hdr       The WAVE header.
+ */
+PJ_DECL(void) pjmedia_wave_hdr_file_to_host( pjmedia_wave_hdr *hdr );
+
+
+/**
+ * On big-endian hosts, this function swaps the byte order of the values
+ * in the WAVE header fields. On little-endian hosts, this function does 
+ * nothing.
+ *
+ * Application SHOULD call this function before writing the WAVE header
+ * to a file.
+ *
+ * @param hdr       The WAVE header.
+ */
+PJ_DECL(void) pjmedia_wave_hdr_host_to_file( pjmedia_wave_hdr *hdr );
+
+
 PJ_END_DECL