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265 lines
8.0 KiB
265 lines
8.0 KiB
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "NdkMediaFormat"
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#include <inttypes.h>
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#include <media/NdkMediaFormat.h>
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#include <utils/Log.h>
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#include <utils/StrongPointer.h>
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#include <media/stagefright/foundation/ABuffer.h>
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#include <media/stagefright/foundation/AMessage.h>
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#include <media/stagefright/MetaData.h>
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#include <android_runtime/AndroidRuntime.h>
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#include <android_util_Binder.h>
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#include <jni.h>
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using namespace android;
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struct AMediaFormat {
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sp<AMessage> mFormat;
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String8 mDebug;
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KeyedVector<String8, String8> mStringCache;
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};
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extern "C" {
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// private functions for conversion to/from AMessage
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AMediaFormat* AMediaFormat_fromMsg(const void* data) {
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ALOGV("private ctor");
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AMediaFormat* mData = new AMediaFormat();
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mData->mFormat = *((sp<AMessage>*)data);
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if (mData->mFormat == NULL) {
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ALOGW("got NULL format");
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mData->mFormat = new AMessage;
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}
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return mData;
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}
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void AMediaFormat_getFormat(const AMediaFormat* mData, void* dest) {
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*((sp<AMessage>*)dest) = mData->mFormat;
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}
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/*
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* public function follow
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*/
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EXPORT
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AMediaFormat *AMediaFormat_new() {
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ALOGV("ctor");
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sp<AMessage> msg = new AMessage();
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return AMediaFormat_fromMsg(&msg);
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}
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EXPORT
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media_status_t AMediaFormat_delete(AMediaFormat *mData) {
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ALOGV("dtor");
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delete mData;
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return AMEDIA_OK;
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}
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EXPORT
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const char* AMediaFormat_toString(AMediaFormat *mData) {
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sp<AMessage> f = mData->mFormat;
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String8 ret;
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int num = f->countEntries();
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for (int i = 0; i < num; i++) {
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if (i != 0) {
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ret.append(", ");
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}
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AMessage::Type t;
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const char *name = f->getEntryNameAt(i, &t);
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ret.append(name);
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ret.append(": ");
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switch (t) {
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case AMessage::kTypeInt32:
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{
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int32_t val;
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f->findInt32(name, &val);
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ret.appendFormat("int32(%" PRId32 ")", val);
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break;
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}
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case AMessage::kTypeInt64:
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{
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int64_t val;
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f->findInt64(name, &val);
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ret.appendFormat("int64(%" PRId64 ")", val);
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break;
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}
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case AMessage::kTypeSize:
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{
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size_t val;
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f->findSize(name, &val);
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ret.appendFormat("size_t(%zu)", val);
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break;
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}
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case AMessage::kTypeFloat:
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{
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float val;
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f->findFloat(name, &val);
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ret.appendFormat("float(%f)", val);
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break;
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}
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case AMessage::kTypeDouble:
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{
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double val;
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f->findDouble(name, &val);
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ret.appendFormat("double(%f)", val);
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break;
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}
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case AMessage::kTypeString:
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{
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AString val;
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f->findString(name, &val);
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ret.appendFormat("string(%s)", val.c_str());
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break;
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}
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case AMessage::kTypeBuffer:
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{
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ret.appendFormat("data");
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break;
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}
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default:
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{
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ret.appendFormat("unknown(%d)", t);
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break;
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}
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}
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}
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ret.append("}");
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mData->mDebug = ret;
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return mData->mDebug.string();
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}
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EXPORT
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bool AMediaFormat_getInt32(AMediaFormat* format, const char *name, int32_t *out) {
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return format->mFormat->findInt32(name, out);
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}
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EXPORT
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bool AMediaFormat_getInt64(AMediaFormat* format, const char *name, int64_t *out) {
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return format->mFormat->findInt64(name, out);
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}
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EXPORT
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bool AMediaFormat_getFloat(AMediaFormat* format, const char *name, float *out) {
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return format->mFormat->findFloat(name, out);
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}
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EXPORT
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bool AMediaFormat_getSize(AMediaFormat* format, const char *name, size_t *out) {
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return format->mFormat->findSize(name, out);
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}
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EXPORT
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bool AMediaFormat_getBuffer(AMediaFormat* format, const char *name, void** data, size_t *outsize) {
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sp<ABuffer> buf;
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if (format->mFormat->findBuffer(name, &buf)) {
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*data = buf->data() + buf->offset();
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*outsize = buf->size();
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return true;
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}
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return false;
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}
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EXPORT
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bool AMediaFormat_getString(AMediaFormat* mData, const char *name, const char **out) {
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for (size_t i = 0; i < mData->mStringCache.size(); i++) {
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if (strcmp(mData->mStringCache.keyAt(i).string(), name) == 0) {
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mData->mStringCache.removeItemsAt(i, 1);
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break;
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}
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}
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AString tmp;
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if (mData->mFormat->findString(name, &tmp)) {
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String8 ret(tmp.c_str());
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mData->mStringCache.add(String8(name), ret);
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*out = ret.string();
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return true;
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}
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return false;
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}
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EXPORT
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void AMediaFormat_setInt32(AMediaFormat* format, const char *name, int32_t value) {
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format->mFormat->setInt32(name, value);
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}
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EXPORT
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void AMediaFormat_setInt64(AMediaFormat* format, const char *name, int64_t value) {
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format->mFormat->setInt64(name, value);
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}
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EXPORT
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void AMediaFormat_setFloat(AMediaFormat* format, const char* name, float value) {
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format->mFormat->setFloat(name, value);
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}
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EXPORT
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void AMediaFormat_setString(AMediaFormat* format, const char* name, const char* value) {
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// AMessage::setString() makes a copy of the string
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format->mFormat->setString(name, value, strlen(value));
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}
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EXPORT
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void AMediaFormat_setBuffer(AMediaFormat* format, const char* name, void* data, size_t size) {
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// the ABuffer(void*, size_t) constructor doesn't take ownership of the data, so create
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// a new buffer and copy the data into it
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sp<ABuffer> buf = new ABuffer(size);
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memcpy(buf->data(), data, size);
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buf->setRange(0, size);
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// AMessage::setBuffer() increases the refcount of the buffer
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format->mFormat->setBuffer(name, buf);
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}
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EXPORT const char* AMEDIAFORMAT_KEY_AAC_PROFILE = "aac-profile";
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EXPORT const char* AMEDIAFORMAT_KEY_BIT_RATE = "bitrate";
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EXPORT const char* AMEDIAFORMAT_KEY_CHANNEL_COUNT = "channel-count";
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EXPORT const char* AMEDIAFORMAT_KEY_CHANNEL_MASK = "channel-mask";
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EXPORT const char* AMEDIAFORMAT_KEY_COLOR_FORMAT = "color-format";
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EXPORT const char* AMEDIAFORMAT_KEY_DURATION = "durationUs";
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EXPORT const char* AMEDIAFORMAT_KEY_FLAC_COMPRESSION_LEVEL = "flac-compression-level";
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EXPORT const char* AMEDIAFORMAT_KEY_FRAME_RATE = "frame-rate";
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EXPORT const char* AMEDIAFORMAT_KEY_HEIGHT = "height";
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EXPORT const char* AMEDIAFORMAT_KEY_IS_ADTS = "is-adts";
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EXPORT const char* AMEDIAFORMAT_KEY_IS_AUTOSELECT = "is-autoselect";
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EXPORT const char* AMEDIAFORMAT_KEY_IS_DEFAULT = "is-default";
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EXPORT const char* AMEDIAFORMAT_KEY_IS_FORCED_SUBTITLE = "is-forced-subtitle";
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EXPORT const char* AMEDIAFORMAT_KEY_I_FRAME_INTERVAL = "i-frame-interval";
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EXPORT const char* AMEDIAFORMAT_KEY_LANGUAGE = "language";
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EXPORT const char* AMEDIAFORMAT_KEY_MAX_HEIGHT = "max-height";
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EXPORT const char* AMEDIAFORMAT_KEY_MAX_INPUT_SIZE = "max-input-size";
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EXPORT const char* AMEDIAFORMAT_KEY_MAX_WIDTH = "max-width";
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EXPORT const char* AMEDIAFORMAT_KEY_MIME = "mime";
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EXPORT const char* AMEDIAFORMAT_KEY_PUSH_BLANK_BUFFERS_ON_STOP = "push-blank-buffers-on-shutdown";
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EXPORT const char* AMEDIAFORMAT_KEY_REPEAT_PREVIOUS_FRAME_AFTER = "repeat-previous-frame-after";
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EXPORT const char* AMEDIAFORMAT_KEY_SAMPLE_RATE = "sample-rate";
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EXPORT const char* AMEDIAFORMAT_KEY_WIDTH = "width";
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EXPORT const char* AMEDIAFORMAT_KEY_STRIDE = "stride";
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} // extern "C"
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