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-rw-r--r--media/libstagefright/MetaData.cpp345
1 files changed, 0 insertions, 345 deletions
diff --git a/media/libstagefright/MetaData.cpp b/media/libstagefright/MetaData.cpp
deleted file mode 100644
index 755594a..0000000
--- a/media/libstagefright/MetaData.cpp
+++ /dev/null
@@ -1,345 +0,0 @@
-/*
- * 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.
- */
-
-//#define LOG_NDEBUG 0
-#define LOG_TAG "MetaData"
-#include <utils/Log.h>
-
-#include <stdlib.h>
-#include <string.h>
-
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/MetaData.h>
-
-namespace android {
-
-MetaData::MetaData() {
-}
-
-MetaData::MetaData(const MetaData &from)
- : RefBase(),
- mItems(from.mItems) {
-}
-
-MetaData::~MetaData() {
- clear();
-}
-
-void MetaData::clear() {
- mItems.clear();
-}
-
-bool MetaData::remove(uint32_t key) {
- ssize_t i = mItems.indexOfKey(key);
-
- if (i < 0) {
- return false;
- }
-
- mItems.removeItemsAt(i);
-
- return true;
-}
-
-bool MetaData::setCString(uint32_t key, const char *value) {
- return setData(key, TYPE_C_STRING, value, strlen(value) + 1);
-}
-
-bool MetaData::setInt32(uint32_t key, int32_t value) {
- return setData(key, TYPE_INT32, &value, sizeof(value));
-}
-
-bool MetaData::setInt64(uint32_t key, int64_t value) {
- return setData(key, TYPE_INT64, &value, sizeof(value));
-}
-
-bool MetaData::setFloat(uint32_t key, float value) {
- return setData(key, TYPE_FLOAT, &value, sizeof(value));
-}
-
-bool MetaData::setPointer(uint32_t key, void *value) {
- return setData(key, TYPE_POINTER, &value, sizeof(value));
-}
-
-bool MetaData::setRect(
- uint32_t key,
- int32_t left, int32_t top,
- int32_t right, int32_t bottom) {
- Rect r;
- r.mLeft = left;
- r.mTop = top;
- r.mRight = right;
- r.mBottom = bottom;
-
- return setData(key, TYPE_RECT, &r, sizeof(r));
-}
-
-bool MetaData::findCString(uint32_t key, const char **value) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_C_STRING) {
- return false;
- }
-
- *value = (const char *)data;
-
- return true;
-}
-
-bool MetaData::findInt32(uint32_t key, int32_t *value) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_INT32) {
- return false;
- }
-
- CHECK_EQ(size, sizeof(*value));
-
- *value = *(int32_t *)data;
-
- return true;
-}
-
-bool MetaData::findInt64(uint32_t key, int64_t *value) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_INT64) {
- return false;
- }
-
- CHECK_EQ(size, sizeof(*value));
-
- *value = *(int64_t *)data;
-
- return true;
-}
-
-bool MetaData::findFloat(uint32_t key, float *value) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_FLOAT) {
- return false;
- }
-
- CHECK_EQ(size, sizeof(*value));
-
- *value = *(float *)data;
-
- return true;
-}
-
-bool MetaData::findPointer(uint32_t key, void **value) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_POINTER) {
- return false;
- }
-
- CHECK_EQ(size, sizeof(*value));
-
- *value = *(void **)data;
-
- return true;
-}
-
-bool MetaData::findRect(
- uint32_t key,
- int32_t *left, int32_t *top,
- int32_t *right, int32_t *bottom) {
- uint32_t type;
- const void *data;
- size_t size;
- if (!findData(key, &type, &data, &size) || type != TYPE_RECT) {
- return false;
- }
-
- CHECK_EQ(size, sizeof(Rect));
-
- const Rect *r = (const Rect *)data;
- *left = r->mLeft;
- *top = r->mTop;
- *right = r->mRight;
- *bottom = r->mBottom;
-
- return true;
-}
-
-bool MetaData::setData(
- uint32_t key, uint32_t type, const void *data, size_t size) {
- bool overwrote_existing = true;
-
- ssize_t i = mItems.indexOfKey(key);
- if (i < 0) {
- typed_data item;
- i = mItems.add(key, item);
-
- overwrote_existing = false;
- }
-
- typed_data &item = mItems.editValueAt(i);
-
- item.setData(type, data, size);
-
- return overwrote_existing;
-}
-
-bool MetaData::findData(uint32_t key, uint32_t *type,
- const void **data, size_t *size) const {
- ssize_t i = mItems.indexOfKey(key);
-
- if (i < 0) {
- return false;
- }
-
- const typed_data &item = mItems.valueAt(i);
-
- item.getData(type, data, size);
-
- return true;
-}
-
-MetaData::typed_data::typed_data()
- : mType(0),
- mSize(0) {
-}
-
-MetaData::typed_data::~typed_data() {
- clear();
-}
-
-MetaData::typed_data::typed_data(const typed_data &from)
- : mType(from.mType),
- mSize(0) {
- allocateStorage(from.mSize);
- memcpy(storage(), from.storage(), mSize);
-}
-
-MetaData::typed_data &MetaData::typed_data::operator=(
- const MetaData::typed_data &from) {
- if (this != &from) {
- clear();
- mType = from.mType;
- allocateStorage(from.mSize);
- memcpy(storage(), from.storage(), mSize);
- }
-
- return *this;
-}
-
-void MetaData::typed_data::clear() {
- freeStorage();
-
- mType = 0;
-}
-
-void MetaData::typed_data::setData(
- uint32_t type, const void *data, size_t size) {
- clear();
-
- mType = type;
- allocateStorage(size);
- memcpy(storage(), data, size);
-}
-
-void MetaData::typed_data::getData(
- uint32_t *type, const void **data, size_t *size) const {
- *type = mType;
- *size = mSize;
- *data = storage();
-}
-
-void MetaData::typed_data::allocateStorage(size_t size) {
- mSize = size;
-
- if (usesReservoir()) {
- return;
- }
-
- u.ext_data = malloc(mSize);
-}
-
-void MetaData::typed_data::freeStorage() {
- if (!usesReservoir()) {
- if (u.ext_data) {
- free(u.ext_data);
- }
- }
-
- mSize = 0;
-}
-
-String8 MetaData::typed_data::asString() const {
- String8 out;
- const void *data = storage();
- switch(mType) {
- case TYPE_NONE:
- out = String8::format("no type, size %d)", mSize);
- break;
- case TYPE_C_STRING:
- out = String8::format("(char*) %s", (const char *)data);
- break;
- case TYPE_INT32:
- out = String8::format("(int32_t) %d", *(int32_t *)data);
- break;
- case TYPE_INT64:
- out = String8::format("(int64_t) %lld", *(int64_t *)data);
- break;
- case TYPE_FLOAT:
- out = String8::format("(float) %f", *(float *)data);
- break;
- case TYPE_POINTER:
- out = String8::format("(void*) %p", *(void **)data);
- break;
- case TYPE_RECT:
- {
- const Rect *r = (const Rect *)data;
- out = String8::format("Rect(%d, %d, %d, %d)",
- r->mLeft, r->mTop, r->mRight, r->mBottom);
- break;
- }
-
- default:
- out = String8::format("(unknown type %d, size %d)", mType, mSize);
- break;
- }
- return out;
-}
-
-static void MakeFourCCString(uint32_t x, char *s) {
- s[0] = x >> 24;
- s[1] = (x >> 16) & 0xff;
- s[2] = (x >> 8) & 0xff;
- s[3] = x & 0xff;
- s[4] = '\0';
-}
-
-void MetaData::dumpToLog() const {
- for (int i = mItems.size(); --i >= 0;) {
- int32_t key = mItems.keyAt(i);
- char cc[5];
- MakeFourCCString(key, cc);
- const typed_data &item = mItems.valueAt(i);
- ALOGI("%s: %s", cc, item.asString().string());
- }
-}
-
-} // namespace android
-
generated by cgit v1.1 at 2024-06-09 07:23:15 +0000