merge file and alsa encoders into dabplus-enc

There was a lot of redundant code between the two

1 files changed, 61 insertions, 0 deletions

diff --git a/src/FileInput.h b/src/FileInput.h
new file mode 100644
index 0000000..9330577
--- /dev/null
+++ b/src/FileInput.h
@@ -0,0 +1,61 @@
+/* ------------------------------------------------------------------
+ * Copyright (C) 2014 Matthias P. Braendli
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ * express or implied.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ * -------------------------------------------------------------------
+ */
+
+#ifndef _FILE_INPUT_H_
+#define _FILE_INPUT_H_
+
+#include <stdint.h>
+#include <stdio.h>
+
+class FileInput
+{
+    public:
+        FileInput(const char* filename,
+                bool raw_input,
+                int sample_rate) :
+            m_filename(filename),
+            m_raw_input(raw_input),
+            m_sample_rate(sample_rate) { }
+
+        ~FileInput();
+
+        /* Open the file and prepare the wav decoder.
+         *
+         * Returns nonzero on error
+         */
+        int prepare(void);
+
+        /* Read length bytes into buf.
+         *
+         * Returns the number of bytes read.
+         */
+        ssize_t read(uint8_t* buf, size_t length);
+
+    protected:
+        const char* m_filename;
+        bool m_raw_input;
+        int m_sample_rate;
+
+        /* handle to the wav reader */
+        void *m_wav;
+
+        FILE* m_in_fh;
+};
+
+#endif
+