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authorMatthias P. Braendli <matthias.braendli@mpb.li>2014-04-25 17:32:03 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2014-04-25 17:32:03 +0200
commita8bd9b19bba683031f6c7a68e9e6ca653be18d6c (patch)
treedfa89c850438c59cce40897a29287eeb1978f31b /src/FileInput.h
parent8f13b3f2580f182f51d9ad131da1deafdcd5e91a (diff)
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merge file and alsa encoders into dabplus-enc
There was a lot of redundant code between the two
Diffstat (limited to 'src/FileInput.h')
-rw-r--r--src/FileInput.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/src/FileInput.h b/src/FileInput.h
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+/* ------------------------------------------------------------------
+ * 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
+