move some codec utils to codec_utils.cpp

[android-x86/external-stagefright-plugins.git] / utils / codec_utils.h

diff --git a/utils/codec_utils.h b/utils/codec_utils.h
new file mode 100644 (file)
index 0000000..9c44109
--- /dev/null
+++ b/utils/codec_utils.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2012 Michael Chen <omxcodec@gmail.com>
+ *
+ * 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 CODEC_UTILS_H_
+
+#define CODEC_UTILS_H_
+
+#include <unistd.h>
+#include <stdlib.h>
+
+#include <utils/Errors.h>
+#include <media/stagefright/foundation/ABuffer.h>
+
+namespace android {
+
+sp<ABuffer> MakeMPEGVideoESDS(const sp<ABuffer> &csd);
+//Returns the sample rate based on the sampling frequency index
+uint32_t getAACSampleRate(const uint8_t sf_index);
+//Convert H.264 NAL format to annex b
+status_t convertNal2AnnexB(uint8_t *dst, size_t dst_size,
+        uint8_t *src, size_t src_size, size_t nal_len_size);
+
+}  // namespace android
+
+#endif  // CODEC_UTILS_H_