Changeset 1680 for pjproject

Timestamp:

Jan 12, 2008 11:11:58 AM (17 years ago)

Author:

bennylp

Message:

Added new WAV player API: pjmedia_wav_player_get_len()

Location:

pjproject/trunk/pjmedia

Files:

• include/pjmedia/wav_port.h (modified) (1 diff)
• src/pjmedia/wav_player.c (modified) (2 diffs)

pjproject/trunk/pjmedia/include/pjmedia/wav_port.h

@@ -73 +73 @@
                                                      pj_ssize_t buff_size,
                                                      pjmedia_port **p_port );
+
+
+/**
+ * Get the data length, in bytes.
+ *
+ * @param port          The file player port.
+ *
+ * @return              The length of the data, in bytes. Upon error it will
+ *                      return negative value.
+ */
+PJ_DECL(pj_ssize_t) pjmedia_wav_player_get_len(pjmedia_port *port);
 
 

pjproject/trunk/pjmedia/src/pjmedia/wav_player.c

@@ -401 +401 @@
 
 /*
+ * Get the data length, in bytes.
+ */
+PJ_DEF(pj_ssize_t) pjmedia_wav_player_get_len(pjmedia_port *port)
+{
+    struct file_port *fport;
+    pj_ssize_t size;
+
+    /* Sanity check */
+    PJ_ASSERT_RETURN(port, -PJ_EINVAL);
+
+    /* Check that this is really a player port */
+    PJ_ASSERT_RETURN(port->info.signature == SIGNATURE, -PJ_EINVALIDOP);
+
+    fport = (struct file_port*) port;
+
+    size = (pj_ssize_t) fport->fsize;
+    return size - fport->start_data;
+}
+
+
+/*
  * Set position.
  */
@@ -409 +430 @@
 
     /* Sanity check */
-    PJ_ASSERT_RETURN(port, -PJ_EINVAL);
+    PJ_ASSERT_RETURN(port, PJ_EINVAL);
 
     /* Check that this is really a player port */
-    PJ_ASSERT_RETURN(port->info.signature == SIGNATURE, -PJ_EINVALIDOP);
+    PJ_ASSERT_RETURN(port->info.signature == SIGNATURE, PJ_EINVALIDOP);