1 files changed, 115 insertions, 0 deletions
diff --git a/media/libstagefright/omx/mp3dec/MP3Decoder.h b/media/libstagefright/omx/mp3dec/MP3Decoder.h
new file mode 100644
index 0000000..555acce
--- /dev/null
+++ b/media/libstagefright/omx/mp3dec/MP3Decoder.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ *
+ * 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 MP3_DECODER_H_
+
+#define MP3_DECODER_H_
+
+#include "../OMXComponentBase.h"
+
+#include <OMX_Component.h>
+
+#include <utils/Vector.h>
+
+namespace android {
+
+struct MP3Decoder : public OMXComponentBase {
+    MP3Decoder(const OMX_CALLBACKTYPE *callbacks, OMX_PTR appData);
+    virtual ~MP3Decoder();
+
+    virtual OMX_ERRORTYPE sendCommand(
+            OMX_COMMANDTYPE cmd, OMX_U32 param, OMX_PTR cmdData);
+
+    virtual OMX_ERRORTYPE getParameter(
+            OMX_INDEXTYPE index, OMX_PTR params);
+
+    virtual OMX_ERRORTYPE setParameter(
+            OMX_INDEXTYPE index, const OMX_PTR params);
+
+    virtual OMX_ERRORTYPE getConfig(
+            OMX_INDEXTYPE index, OMX_PTR config);
+
+    virtual OMX_ERRORTYPE setConfig(
+            OMX_INDEXTYPE index, const OMX_PTR config);
+
+    virtual OMX_ERRORTYPE getExtensionIndex(
+            const OMX_STRING name, OMX_INDEXTYPE *index);
+
+    virtual OMX_ERRORTYPE useBuffer(
+            OMX_BUFFERHEADERTYPE **bufHdr,
+            OMX_U32 portIndex,
+            OMX_PTR appPrivate,
+            OMX_U32 size,
+            OMX_U8 *buffer);
+
+    virtual OMX_ERRORTYPE allocateBuffer(
+            OMX_BUFFERHEADERTYPE **bufHdr,
+            OMX_U32 portIndex,
+            OMX_PTR appPrivate,
+            OMX_U32 size);
+
+    virtual OMX_ERRORTYPE freeBuffer(
+            OMX_U32 portIndex,
+            OMX_BUFFERHEADERTYPE *buffer);
+
+    virtual OMX_ERRORTYPE emptyThisBuffer(OMX_BUFFERHEADERTYPE *buffer);
+    virtual OMX_ERRORTYPE fillThisBuffer(OMX_BUFFERHEADERTYPE *buffer);
+
+    virtual OMX_ERRORTYPE enumerateRoles(OMX_U8 *role, OMX_U32 index);
+
+    virtual OMX_ERRORTYPE getState(OMX_STATETYPE *state);
+
+private:
+    enum {
+        kPortIndexInput  = 0,
+        kPortIndexOutput = 1,
+
+        kNumPorts
+    };
+
+    enum {
+        kPortFlagEnabling = 1
+    };
+
+    struct Port {
+        uint32_t mFlags;
+        Vector<OMX_BUFFERHEADERTYPE *> mBuffers;
+        OMX_PARAM_PORTDEFINITIONTYPE mDefinition;
+    };
+
+    OMX_STATETYPE mState;
+    OMX_STATETYPE mTargetState;
+
+    Port mPorts[kNumPorts];
+
+    void initPort(OMX_U32 portIndex);
+
+    bool portIsDisabledOrPopulated(OMX_U32 portIndex) const;
+
+    OMX_ERRORTYPE useOrAllocateBuffer(
+            OMX_BUFFERHEADERTYPE **out,
+            OMX_U32 portIndex,
+            OMX_PTR appPrivate,
+            OMX_U32 size,
+            OMX_U8 *buffer);
+
+    MP3Decoder(const MP3Decoder &);
+    MP3Decoder &operator=(const MP3Decoder &);
+};
+
+}  // namespace android
+
+#endif  // MP3_DECODER_H_