diff options
Diffstat (limited to 'media/ndk/NdkMediaFormat.cpp')
| -rw-r--r-- | media/ndk/NdkMediaFormat.cpp | 198 |
1 files changed, 198 insertions, 0 deletions
diff --git a/media/ndk/NdkMediaFormat.cpp b/media/ndk/NdkMediaFormat.cpp new file mode 100644 index 0000000..359f37e --- /dev/null +++ b/media/ndk/NdkMediaFormat.cpp @@ -0,0 +1,198 @@ +/* + * Copyright (C) 2014 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. + */ + +#define LOG_NDEBUG 0 +#define LOG_TAG "NdkMediaFormat" + + +#include "NdkMediaFormat.h" + +#include <utils/Log.h> +#include <utils/StrongPointer.h> +#include <media/stagefright/foundation/ABuffer.h> +#include <media/stagefright/foundation/AMessage.h> +#include <media/stagefright/MetaData.h> +#include <android_runtime/AndroidRuntime.h> +#include <android_util_Binder.h> + +#include <jni.h> + +using namespace android; + +struct AMediaFormat { + sp<AMessage> mFormat; +}; + +extern "C" { + +// private functions for conversion to/from AMessage +AMediaFormat* AMediaFormat_fromMsg(void* data) { + ALOGV("private ctor"); + AMediaFormat* mData = new AMediaFormat(); + mData->mFormat = *((sp<AMessage>*)data); + return mData; +} + +void AMediaFormat_getFormat(AMediaFormat* mData, void* dest) { + *((sp<AMessage>*)dest) = mData->mFormat; +} + + +/* + * public function follow + */ +AMediaFormat *AMediaFormat_new() { + ALOGV("ctor"); + sp<AMessage> msg = new AMessage(); + return AMediaFormat_fromMsg(&msg); +} + +int AMediaFormat_delete(AMediaFormat *mData) { + ALOGV("dtor"); + delete mData; + return OK; +} + + +const char* AMediaFormat_toString(AMediaFormat *mData) { + sp<AMessage> f = mData->mFormat; + String8 ret; + int num = f->countEntries(); + for (int i = 0; i < num; i++) { + if (i != 0) { + ret.append(", "); + } + AMessage::Type t; + const char *name = f->getEntryNameAt(i, &t); + ret.append(name); + ret.append(": "); + switch (t) { + case AMessage::kTypeInt32: + { + int32_t val; + f->findInt32(name, &val); + ret.appendFormat("int32(%d)", val); + break; + } + case AMessage::kTypeInt64: + { + int64_t val; + f->findInt64(name, &val); + ret.appendFormat("int64(%lld)", val); + break; + } + case AMessage::kTypeSize: + { + size_t val; + f->findSize(name, &val); + ret.appendFormat("size_t(%d)", val); + break; + } + case AMessage::kTypeFloat: + { + float val; + f->findFloat(name, &val); + ret.appendFormat("float(%f)", val); + break; + } + case AMessage::kTypeDouble: + { + double val; + f->findDouble(name, &val); + ret.appendFormat("double(%f)", val); + break; + } + case AMessage::kTypeString: + { + AString val; + f->findString(name, &val); + ret.appendFormat("string(%s)", val.c_str()); + break; + } + case AMessage::kTypeBuffer: + { + ret.appendFormat("data"); + break; + } + default: + { + ret.appendFormat("unknown(%d)", t); + break; + } + } + } + ret.append("}"); + return strdup(ret.string()); +} + +bool AMediaFormat_getInt32(AMediaFormat* mData, const char *name, int32_t *out) { + return mData->mFormat->findInt32(name, out); +} + +bool AMediaFormat_getInt64(AMediaFormat* mData, const char *name, int64_t *out) { + return mData->mFormat->findInt64(name, out); +} + +bool AMediaFormat_getFloat(AMediaFormat* mData, const char *name, float *out) { + return mData->mFormat->findFloat(name, out); +} + +bool AMediaFormat_getDouble(AMediaFormat* mData, const char *name, double *out) { + return mData->mFormat->findDouble(name, out); +} + +bool AMediaFormat_getSize(AMediaFormat* mData, const char *name, size_t *out) { + return mData->mFormat->findSize(name, out); +} + +bool AMediaFormat_getString(AMediaFormat* mData, const char *name, const char **out) { + AString tmp; + if (mData->mFormat->findString(name, &tmp)) { + *out = strdup(tmp.c_str()); + return true; + } + return false; +} + +const char* AMEDIAFORMAT_KEY_AAC_PROFILE = "aac-profile"; +const char* AMEDIAFORMAT_KEY_BIT_RATE = "bitrate"; +const char* AMEDIAFORMAT_KEY_CHANNEL_COUNT = "channel-count"; +const char* AMEDIAFORMAT_KEY_CHANNEL_MASK = "channel-mask"; +const char* AMEDIAFORMAT_KEY_COLOR_FORMAT = "color-format"; +const char* AMEDIAFORMAT_KEY_DURATION = "durationUs"; +const char* AMEDIAFORMAT_KEY_FLAC_COMPRESSION_LEVEL = "flac-compression-level"; +const char* AMEDIAFORMAT_KEY_FRAME_RATE = "frame-rate"; +const char* AMEDIAFORMAT_KEY_HEIGHT = "height"; +const char* AMEDIAFORMAT_KEY_IS_ADTS = "is-adts"; +const char* AMEDIAFORMAT_KEY_IS_AUTOSELECT = "is-autoselect"; +const char* AMEDIAFORMAT_KEY_IS_DEFAULT = "is-default"; +const char* AMEDIAFORMAT_KEY_IS_FORCED_SUBTITLE = "is-forced-subtitle"; +const char* AMEDIAFORMAT_KEY_I_FRAME_INTERVAL = "i-frame-interval"; +const char* AMEDIAFORMAT_KEY_LANGUAGE = "language"; +const char* AMEDIAFORMAT_KEY_MAX_HEIGHT = "max-height"; +const char* AMEDIAFORMAT_KEY_MAX_INPUT_SIZE = "max-input-size"; +const char* AMEDIAFORMAT_KEY_MAX_WIDTH = "max-width"; +const char* AMEDIAFORMAT_KEY_MIME = "mime"; +const char* AMEDIAFORMAT_KEY_PUSH_BLANK_BUFFERS_ON_STOP = "push-blank-buffers-on-shutdown"; +const char* AMEDIAFORMAT_KEY_REPEAT_PREVIOUS_FRAME_AFTER = "repeat-previous-frame-after"; +const char* AMEDIAFORMAT_KEY_SAMPLE_RATE = "sample-rate"; +const char* AMEDIAFORMAT_KEY_WIDTH = "width"; +const char* AMEDIAFORMAT_KEY_STRIDE = "stride"; + + +} // extern "C" + + |