Changeset 2434 for pjproject/branches/projects/aps-direct/pjmedia/include/pjmedia/types.h

Timestamp:

Jan 28, 2009 6:03:12 PM (15 years ago)

Author:

nanang

Message:

Initial sources of APS-direct.

File:

• pjproject/branches/projects/aps-direct/pjmedia/include/pjmedia/types.h (modified) (11 diffs)

pjproject/branches/projects/aps-direct/pjmedia/include/pjmedia/types.h

@@ -48 +48 @@
  */
 
-/** 
- * Top most media type. 
+/**
+ * Top most media type.
  */
 typedef enum pjmedia_type
@@ -62 +62 @@
     PJMEDIA_TYPE_VIDEO = 2,
 
-    /** Unknown media type, in this case the name will be specified in 
+    /** Unknown media type, in this case the name will be specified in
      *  encoding_name.
      */
@@ -73 +73 @@
 
 
-/** 
- * Media transport protocol. 
+/**
+ * Media transport protocol.
  */
 typedef enum pjmedia_tp_proto
@@ -93 +93 @@
 
 
-/** 
- * Media direction. 
+/**
+ * Media direction.
  */
 typedef enum pjmedia_dir
@@ -139 +139 @@
 
 
-/** 
- * Opague declaration of media endpoint. 
+/**
+ * Opaque declaration of media endpoint.
  */
 typedef struct pjmedia_endpt pjmedia_endpt;
@@ -151 +151 @@
 
 
-/** 
+/**
  * Media socket info is used to describe the underlying sockets
  * to be used as media transport.
@@ -179 +179 @@
 } pjmedia_sock_info;
 
+/**
+ * Declaration of FourCC type.
+ */
+typedef union pjmedia_fourcc {
+   pj_uint32_t  u32;
+   char         c[4];
+} pjmedia_fourcc;
+
+
+/**
+ * FourCC packing macro.
+ */
+#define PJMEDIA_FOURCC_PACK(C1, C2, C3, C4) ( C1<<24 | C2<<16 | C3<<8 | C4 )
+
+/**
+ * FourCC identifier definitions.
+ */
+#define PJMEDIA_FOURCC_L16      PJMEDIA_FOURCC_PACK(' ', 'L', '1', '6')
+#define PJMEDIA_FOURCC_G711A    PJMEDIA_FOURCC_PACK('G', '7', '1', '1')
+#define PJMEDIA_FOURCC_G711U    PJMEDIA_FOURCC_PACK('U', 'L', 'A', 'W')
+#define PJMEDIA_FOURCC_AMR      PJMEDIA_FOURCC_PACK(' ', 'A', 'M', 'R')
+#define PJMEDIA_FOURCC_G729     PJMEDIA_FOURCC_PACK('G', '7', '2', '9')
+#define PJMEDIA_FOURCC_ILBC     PJMEDIA_FOURCC_PACK('i', 'L', 'B', 'C')
+
 
 /**
  * This is a general purpose function set PCM samples to zero.
- * Since this function is needed by many parts of the library, 
+ * Since this function is needed by many parts of the library,
  * by putting this functionality in one place, it enables some.
  * clever people to optimize this function.
@@ -206 +230 @@
 /**
  * This is a general purpose function to copy samples from/to buffers with
- * equal size. Since this function is needed by many parts of the library, 
+ * equal size. Since this function is needed by many parts of the library,
  * by putting this functionality in one place, it enables some.
  * clever people to optimize this function.
@@ -221 +245 @@
     unsigned i;
     count >>= 1;
-    for (i=0; i<count; ++i) 
+    for (i=0; i<count; ++i)
         ((pj_int32_t*)dst)[i] = ((pj_int32_t*)src)[i];
 #endif
@@ -229 +253 @@
 /**
  * This is a general purpose function to copy samples from/to buffers with
- * equal size. Since this function is needed by many parts of the library, 
+ * equal size. Since this function is needed by many parts of the library,
  * by putting this functionality in one place, it enables some.
  * clever people to optimize this function.
@@ -244 +268 @@
     unsigned i;
     count >>= 1;
-    for (i=0; i<count; ++i) 
+    for (i=0; i<count; ++i)
         ((pj_int32_t*)dst)[i] = ((pj_int32_t*)src)[i];
 #endif