AV++

https://h4tr3d.github.io/avcpp/
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AV++ is a C++ wrapper library that simplifies FFmpeg usage in C++ projects by providing...
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### Install avcpp

Source: https://h4tr3d.github.io/avcpp/index.html

Installs the avcpp library after it has been built. Use 'sudo make install' for a system-wide installation or 'sudo make DESTDIR=<some_prefix> install' for packaging purposes.

```bash
sudo make install
```

```bash
sudo make DESTDIR=<some_prefix> install
```

--------------------------------

### Install Project with Meson

Source: https://h4tr3d.github.io/avcpp/index.html

Install the AvCpp project to the configured prefix using the 'meson install' command. The default prefix is /usr/local.

```bash
meson install
```

--------------------------------

### Install FFmpeg Development Packages (Debian/Ubuntu)

Source: https://h4tr3d.github.io/avcpp/index.html

Installs necessary FFmpeg development libraries for Debian, Ubuntu, and Linux Mint. Ensure you have the correct repositories configured for your distribution.

```bash
sudo apt-get install libavformat-dev \
libavcodec-dev \
libavutil-dev \
libavfilter-dev \
libswscale-dev \
libswresample-dev \
libpostproc-dev \
libavdevice-dev
```

--------------------------------

### Configure CMake with Custom Install Prefix

Source: https://h4tr3d.github.io/avcpp/index.html

Configures the CMake build to install avcpp to a specific directory. Use this option to control the installation path.

```bash
cmake -DCMAKE_INSTALL_PREFIX=/usr ..

```

--------------------------------

### av::SampleFormat::alternativeSampleFormat

Source: https://h4tr3d.github.io/avcpp/functions_a.html

Gets the alternative sample format.

```APIDOC
## av::SampleFormat::alternativeSampleFormat

### Description
Gets the alternative sample format.

### Method
(Not specified in source)

### Endpoint
(Not specified in source)

### Parameters
(Not specified in source)

### Request Example
(Not specified in source)

### Response
#### Success Response (200)
(Not specified in source)

#### Response Example
(Not specified in source)
```

--------------------------------

### dstSampleFormat()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the destination sample format from an AudioResampler.

```APIDOC
## dstSampleFormat()

### Description
Retrieves the destination audio sample format from an AudioResampler.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The destination sample format (type not specified).
```

--------------------------------

### init()

Source: https://h4tr3d.github.io/avcpp/functions_func_i.html

Initializes av::AudioResampler or av::AudioSamples.

```APIDOC
## init()

### Description
Initializes an av::AudioResampler or av::AudioSamples object.

### Method
N/A (Function Signature)

### Endpoint
N/A

### Parameters
None

### Request Example
None

### Response
#### Success Response
None (initialization function, typically void return or status indicator not specified).
```

--------------------------------

### init

Source: https://h4tr3d.github.io/avcpp/namespacemembers_func.html

Initializes the avcpp library.

```APIDOC
## init()

### Description
Initializes the avcpp library.

### Signature
av::init()
```

--------------------------------

### Get Const Iterator to Dictionary End (cend)

Source: https://h4tr3d.github.io/avcpp/classav_1_1Dictionary.html

Returns a constant iterator pointing to the end of the dictionary. This is a C++11 compliant way to get a const iterator.

```cpp
Dictionary::ConstIterator av::Dictionary::cend() const
```

--------------------------------

### void open (class Dictionary &options, OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with specified options.

```APIDOC
## open (with Dictionary)

### Description
Opens the codec context using the provided dictionary of options. These options can fine-tune the codec's behavior. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(class Dictionary &options, OptionalErrorCode ec=throws())`

### Parameters
- `options` (class Dictionary &): A reference to a `Dictionary` object containing configuration options.
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### Get Const Iterator to Dictionary Begin (cbegin)

Source: https://h4tr3d.github.io/avcpp/classav_1_1Dictionary.html

Returns a constant iterator pointing to the beginning of the dictionary. This is a C++11 compliant way to get a const iterator.

```cpp
Dictionary::ConstIterator av::Dictionary::cbegin() const
```

--------------------------------

### av::init

Source: https://h4tr3d.github.io/avcpp/av_8h.html

Initializes all subsystems required by the avcpp library. This function should be called before using other avcpp functionalities.

```APIDOC
## void av::init ()

### Description
Init all subsustems needed by avcpp.

### Method
void

### Parameters
None

### Response
None
```

--------------------------------

### void open (class Dictionary &options, const Codec &codec, OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with specified options and codec.

```APIDOC
## open (with Dictionary and Codec)

### Description
Opens the codec context using the provided dictionary of options and a specific `Codec` object. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(class Dictionary &options, const Codec &codec, OptionalErrorCode ec=throws())`

### Parameters
- `options` (class Dictionary &): A reference to a `Dictionary` object containing configuration options.
- `codec` (const Codec &): The `Codec` object to use.
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### Class Members - Functions starting with 'i'

Source: https://h4tr3d.github.io/avcpp/functions_i.html

Lists functions within the avcpp library whose names start with the letter 'i'. These functions are associated with various classes and provide specific functionalities.

```APIDOC
## Class Members - Functions starting with 'i'

### Description
This section lists functions within the avcpp library whose names start with the letter 'i'. These functions are associated with various classes and provide specific functionalities.

### Functions

- **id()** : av::Codec
  - Description: Retrieves the identifier for a codec.

- **init()** : av::AudioResampler, av::AudioSamples
  - Description: Initializes an audio resampler or audio samples object.

- **isComplete()** : av::FrameCommon, av::Packet
  - Description: Checks if a frame or packet is complete.

- **isDecoder()** : av::Codec
  - Description: Determines if a codec is a decoder.

- **isEncoder()** : av::Codec
  - Description: Determines if a codec is an encoder.

- **isFlags()** : av::CodecContext2
  - Description: Checks if the codec context has specific flags.

- **isFlags2()** : av::CodecContext2
  - Description: Checks if the codec context has specific extended flags.

- **isHwFrame()** : av::FrameCommon
  - Description: Checks if a frame is a hardware frame.

- **isKeyFrame()** : av::VideoFrame
  - Description: Determines if a video frame is a keyframe.

- **isKeyPacket()** : av::Packet
  - Description: Determines if a packet is a key packet.

- **isNoPts()** : av::Timestamp
  - Description: Checks if a timestamp has no presentation timestamp.

- **isNull()** : av::Dictionary::Entry, av::Packet, FFWrapperPtr< T >, FFWrapperRef< T >
  - Description: Checks if an object is null or empty.

- **isOpened()** : av::CodecContext2
  - Description: Checks if the codec context is opened.

- **isOwning()** : av::Dictionary
  - Description: Checks if the dictionary owns its data.

- **isPlanar()** : av::AudioSamples, av::SampleFormat
  - Description: Determines if an audio sample format is planar.

- **isRefCountedFrames()** : av::CodecContext2
  - Description: Checks if the codec context uses reference-counted frames.

- **isReferenced()** : av::FrameCommon, av::Packet
  - Description: Checks if a frame or packet is referenced.

- **isValid()** : av::AudioResampler, av::CodecContext2, av::CodecParametersView, av::FrameCommon, av::LinkedListWrapper< T, W, N, C, R, D, I >, av::Timestamp, av::VideoRescaler
  - Description: Checks if an object is valid.

- **isValidForEncode()** : av::CodecContext2
  - Description: Checks if the codec context is valid for encoding.

- **isWritable()** : av::BufferRefView
  - Description: Checks if a buffer view is writable.

### Special Members

- **Iterator** : av::Dictionary
  - Description: Type alias for the dictionary iterator.

- **iterator** : av::LinkedListWrapper< T, W, N, C, R, D, I >
  - Description: Returns an iterator to the beginning of the linked list.

- **iterator_category** : av::Dictionary::DictionaryIterator< constIterator >, av::LinkedListWrapper< T, W, N, C, R, D, I >::base_iterator< constIterator >
  - Description: Provides the iterator category for the associated iterator type.
```

--------------------------------

### gettime

Source: https://h4tr3d.github.io/avcpp/namespacemembers_func.html

Gets the current time.

```APIDOC
## gettime()

### Description
Gets the current time.

### Signature
av::gettime()
```

--------------------------------

### void open (class Dictionary &&options, OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with specified options (move semantics).

```APIDOC
## open (with Dictionary &&)

### Description
Opens the codec context using the provided dictionary of options, utilizing move semantics for efficiency. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(class Dictionary &&options, OptionalErrorCode ec=throws())`

### Parameters
- `options` (class Dictionary &&): An rvalue reference to a `Dictionary` object containing configuration options.
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### getWidth()

Source: https://h4tr3d.github.io/avcpp/functions_g.html

Gets the width of a Rect.

```APIDOC
## getWidth()

### Description
Retrieves the width of a rectangle.

### Method
Member Function

### Class
av::Rect
```

--------------------------------

### void open (class Dictionary &&options, const Codec &codec, OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with specified options and codec (move semantics).

```APIDOC
## open (with Dictionary && and Codec)

### Description
Opens the codec context using the provided dictionary of options (with move semantics) and a specific `Codec` object. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(class Dictionary &&options, const Codec &codec, OptionalErrorCode ec=throws())`

### Parameters
- `options` (class Dictionary &&): An rvalue reference to a `Dictionary` object containing configuration options.
- `codec` (const Codec &): The `Codec` object to use.
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### void open (const Codec &codec, OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with a specified codec.

```APIDOC
## open (with Codec)

### Description
Opens the codec context using the provided `Codec` object and the currently configured parameters. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(const Codec &codec, OptionalErrorCode ec=throws())`

### Parameters
- `codec` (const Codec &): The `Codec` object to use for opening the context.
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### getHeight()

Source: https://h4tr3d.github.io/avcpp/functions_g.html

Gets the height of a Rect.

```APIDOC
## getHeight()

### Description
Retrieves the height of a rectangle.

### Method
Member Function

### Class
av::Rect
```

--------------------------------

### AudioSamples Constructors

Source: https://h4tr3d.github.io/avcpp/classav_1_1AudioSamples.html

Demonstrates the various ways to construct an AudioSamples object.

```APIDOC
## AudioSamples Constructors

### Description
Constructs an AudioSamples object.

### Methods
- `AudioSamples()`: Default constructor.
- `AudioSamples(SampleFormat sampleFormat, int samplesCount, uint64_t channelLayout, int sampleRate, int align=SampleFormat::AlignDefault)`: Constructor with specified audio format parameters.
- `AudioSamples(const uint8_t *data, size_t size, SampleFormat sampleFormat, int samplesCount, uint64_t channelLayout, int sampleRate, int align=SampleFormat::AlignDefault)`: Constructor initializing with raw data.
- `AudioSamples(const AudioSamples &other)`: Copy constructor.
- `AudioSamples(AudioSamples &&other)`: Move constructor.
```

--------------------------------

### getY

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the Y coordinate of a rectangle.

```APIDOC
## getY()

### Description
Retrieves the Y coordinate of an av::Rect object.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rect** - The Rect object.

#### Response Example
(Not specified)
```

--------------------------------

### open

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecContext2.html

Opens the codec context with specified options, codec, and error handling.

```APIDOC
## open() [1/7]

### Description
Opens the codec context with given options and codec.

### Signature
`void av::CodecContext2::open(class Dictionary && _options, const Codec & _codec, OptionalErrorCode _ec = throws())

### Parameters
*   **_options** (class Dictionary &&) - Move-only dictionary of options.
*   **_codec** (const Codec &) - The codec to open.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [2/7]

### Description
Opens the codec context with given options.

### Signature
`void av::CodecContext2::open(class Dictionary && _options, OptionalErrorCode _ec = throws())

### Parameters
*   **_options** (class Dictionary &&) - Move-only dictionary of options.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [3/7]

### Description
Opens the codec context with given options and codec (lvalue reference).

### Signature
`void av::CodecContext2::open(class Dictionary & _options, const Codec & _codec, OptionalErrorCode _ec = throws())

### Parameters
*   **_options** (class Dictionary &) - Dictionary of options.
*   **_codec** (const Codec &) - The codec to open.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [4/7]

### Description
Opens the codec context with given options (lvalue reference).

### Signature
`void av::CodecContext2::open(class Dictionary & _options, OptionalErrorCode _ec = throws())

### Parameters
*   **_options** (class Dictionary &) - Dictionary of options.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [5/7]

### Description
Opens the codec context with the specified codec, AVDictionary options, and error code.

### Signature
`void av::CodecContext2::open(const Codec & _codec, AVDictionary ** _options, OptionalErrorCode _ec) protected

### Parameters
*   **_codec** (const Codec &) - The codec to use.
*   **_options** (AVDictionary **) - Pointer to an AVDictionary structure for options.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [6/7]

### Description
Opens the codec context with the specified codec and an optional error code.

### Signature
`void av::CodecContext2::open(const Codec & _codec, OptionalErrorCode _ec = throws())

### Parameters
*   **_codec** (const Codec &) - The codec to use.
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

```APIDOC
## open() [7/7]

### Description
Opens the codec context with an optional error code.

### Signature
`void av::CodecContext2::open(OptionalErrorCode _ec = throws())

### Parameters
*   **_ec** (OptionalErrorCode) - Optional error code handler.
```

--------------------------------

### getWidth

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the width of a rectangle.

```APIDOC
## getWidth()

### Description
Retrieves the width of an av::Rect object.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rect** - The Rect object.

#### Response Example
(Not specified)
```

--------------------------------

### getHeight

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the height of a rectangle.

```APIDOC
## getHeight()

### Description
Retrieves the height of an av::Rect object.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rect** - The Rect object.

#### Response Example
(Not specified)
```

--------------------------------

### av::CodecContext2::CodecContext2()

Source: https://h4tr3d.github.io/avcpp/functions_c.html

Constructor for av::CodecContext2.

```APIDOC
## CodecContext2()

### Description
Constructs a new instance of the av::CodecContext2 class.

### Method
N/A (Constructor)

### Endpoint
N/A

### Parameters
None specified in the source.

### Request Example
None

### Response
#### Success Response
- **return value** (av::CodecContext2) - A newly created CodecContext2 object.
```

--------------------------------

### av::CodecParameters::CodecParameters()

Source: https://h4tr3d.github.io/avcpp/functions_c.html

Constructor for av::CodecParameters.

```APIDOC
## CodecParameters()

### Description
Constructs a new instance of the av::CodecParameters class.

### Method
N/A (Constructor)

### Endpoint
N/A

### Parameters
None specified in the source.

### Request Example
None

### Response
#### Success Response
- **return value** (av::CodecParameters) - A newly created CodecParameters object.
```

--------------------------------

### duration()

Source: https://h4tr3d.github.io/avcpp/classav_1_1Packet.html

Gets the duration of the packet.

```APIDOC
## ◆ duration()
int av::Packet::duration() const
```

--------------------------------

### get_sample_rate

Source: https://h4tr3d.github.io/avcpp/namespacemembers_func.html

Gets the sample rate of a frame.

```APIDOC
## get_sample_rate()

### Description
Gets the sample rate of a frame.

### Signature
av::frame::get_sample_rate()
```

--------------------------------

### av::CodecParametersView::CodecParametersView()

Source: https://h4tr3d.github.io/avcpp/functions_c.html

Constructor for av::CodecParametersView.

```APIDOC
## CodecParametersView()

### Description
Constructs a new instance of the av::CodecParametersView class.

### Method
N/A (Constructor)

### Endpoint
N/A

### Parameters
None specified in the source.

### Request Example
None

### Response
#### Success Response
- **return value** (av::CodecParametersView) - A newly created CodecParametersView object.
```

--------------------------------

### Build AvCpp with Meson

Source: https://h4tr3d.github.io/avcpp/index.html

Clone the AvCpp repository and use Meson to configure and build the project. Dependencies can be handled by Meson or installed via a package manager.

```bash
git clone https://github.com/h4tr3d/avcpp.git avcpp-git
cd avcpp-git
mkdir build
cd build
meson ..
meson compile
```

--------------------------------

### get()

Source: https://h4tr3d.github.io/avcpp/functions_g.html

Retrieves a value from a Dictionary or PixSampleFmtWrapper.

```APIDOC
## get()

### Description
Retrieves a value. This method can be used with av::Dictionary or PixSampleFmtWrapper.

### Method
Member Function

### Class
av::Dictionary, PixSampleFmtWrapper< WrapperClass, T, NoneValue >
```

--------------------------------

### FFWrapperPtr (AVCodecContext *raw)

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Constructor for FFWrapperPtr initializing with a raw pointer.

```APIDOC
## FFWrapperPtr (Raw Pointer Constructor)

### Description
Constructs an `FFWrapperPtr` and takes ownership of the provided raw `AVCodecContext` pointer. The smart pointer will manage the lifetime of this raw pointer.

### Method Signature
`FFWrapperPtr(AVCodecContext *raw)`

### Parameters
- `raw` (AVCodecContext *): A raw pointer to an `AVCodecContext` object.
```

--------------------------------

### getX

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the X coordinate of a rectangle.

```APIDOC
## getX()

### Description
Retrieves the X coordinate of an av::Rect object.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rect** - The Rect object.

#### Response Example
(Not specified)
```

--------------------------------

### getValue

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the value of a rational number.

```APIDOC
## getValue()

### Description
Retrieves the value of an av::Rational number.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rational** - The Rational object.

#### Response Example
(Not specified)
```

--------------------------------

### Integrate AvCpp with FetchContent

Source: https://h4tr3d.github.io/avcpp/index.html

Use CMake's FetchContent module to download and integrate AvCpp. CMake arguments can be set before FetchContent_MakeAvailable.

```cmake
include(FetchContent)
FetchContent_Declare(
  avcpp
  GIT_REPOSITORY https://github.com/h4tr3d/avcpp.git
  GIT_TAG v3.0.1
)
FetchContent_MakeAvailable(avcpp)
target_link_libraries(prog PRIVATE avcpp::avcpp)
```

```cmake
FetchContent_Declare(
  avcpp
  ...
)
set(AV_ENABLE_STATIC On)
set(AV_ENABLE_SHARED Off)
FetchContent_MakeAvailable(avcpp)
```

--------------------------------

### getNumerator

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the numerator of a rational number.

```APIDOC
## getNumerator()

### Description
Retrieves the numerator of an av::Rational number.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rational** - The Rational object.

#### Response Example
(Not specified)
```

--------------------------------

### void open (OptionalErrorCode ec=throws())

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Opens the codec context with default parameters.

```APIDOC
## open (default)

### Description
Opens the codec context using the currently configured parameters. This prepares the codec for decoding or encoding operations. Errors can be captured using `OptionalErrorCode`.

### Method Signature
`void open(OptionalErrorCode ec=throws())`

### Parameters
- `ec` (OptionalErrorCode): An optional error code object to capture any errors during the operation. Defaults to `throws()`.
```

--------------------------------

### getDenominator

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the denominator of a rational number.

```APIDOC
## getDenominator()

### Description
Retrieves the denominator of an av::Rational number.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rational** - The Rational object.

#### Response Example
(Not specified)
```

--------------------------------

### FFWrapperPtr ()=default

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Default constructor for FFWrapperPtr.

```APIDOC
## FFWrapperPtr (Default Constructor)

### Description
Default constructor for `FFWrapperPtr`. Creates an empty smart pointer that does not manage any `AVCodecContext`.

### Method Signature
`FFWrapperPtr() = default`
```

--------------------------------

### Wrapper Management

Source: https://h4tr3d.github.io/avcpp/classav_1_1Codec-members.html

Methods for managing the FFWrapperPtr, including default construction, construction from a raw pointer, and checking for null.

```APIDOC
## FFWrapperPtr()=default

### Description
Default constructor for FFWrapperPtr.

### Method
FFWrapperPtr< const AVCodec >

### Endpoint
FFWrapperPtr()=default

## FFWrapperPtr(const AVCodec *raw)

### Description
Constructs FFWrapperPtr from a raw AVCodec pointer.

### Method
FFWrapperPtr< const AVCodec >

### Endpoint
FFWrapperPtr(const AVCodec *raw)

## isNull() const

### Description
Checks if the FFWrapperPtr is null.

### Method
FFWrapperPtr< const AVCodec >

### Endpoint
isNull() const
```

--------------------------------

### getAudioFrameDuration

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the duration of an audio frame.

```APIDOC
## getAudioFrameDuration()

### Description
Retrieves the duration of an audio frame from CodecParametersView.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::CodecParametersView** - The CodecParametersView object.

#### Response Example
(Not specified)
```

--------------------------------

### bufferSize

Source: https://h4tr3d.github.io/avcpp/functions_func_b.html

Gets the buffer size of a VideoFrame.

```APIDOC
## bufferSize()

### Description
Gets the buffer size of a VideoFrame.

### Signature
av::VideoFrame::bufferSize()
```

--------------------------------

### av::AudioResampler Initialization

Source: https://h4tr3d.github.io/avcpp/audioresampler_8h_source.html

Details the initialization method for setting up the audio resampler with source and destination audio formats.

```APIDOC
## init

### Description
Initializes the audio resampler with specified destination and source audio parameters. It can optionally throw an error code on failure.

### Method
bool init(uint64_t dstChannelsLayout, int dstRate, SampleFormat dstFormat, uint64_t srcChannelsLayout, int srcRate, SampleFormat srcFormat, OptionalErrorCode ec=throws())

### Endpoint
N/A (Method)

### Parameters
#### Path Parameters
N/A

#### Query Parameters
N/A

#### Request Body
N/A

### Parameters
*   **dstChannelsLayout** (uint64_t) - Required - The channel layout for the destination audio.
*   **dstRate** (int) - Required - The sample rate for the destination audio.
*   **dstFormat** (SampleFormat) - Required - The sample format for the destination audio.
*   **srcChannelsLayout** (uint64_t) - Required - The channel layout for the source audio.
*   **srcRate** (int) - Required - The sample rate for the source audio.
*   **srcFormat** (SampleFormat) - Required - The sample format for the source audio.
*   **ec** (OptionalErrorCode) - Optional - Error code handler, defaults to throws().

### Response
#### Success Response (bool)
Returns true if initialization is successful, false otherwise.

#### Response Example
```
true
```
```

--------------------------------

### dstHeight()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the destination height from a VideoRescaler.

```APIDOC
## dstHeight()

### Description
Retrieves the destination height of the video frame from a VideoRescaler.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The destination height (integer type expected).
```

--------------------------------

### Initialize avcpp Subsystems

Source: https://h4tr3d.github.io/avcpp/avutils_8cpp.html

Initializes all necessary subsystems for the avcpp library. This function should be called before using other avcpp functionalities.

```cpp
void av::init ()
```

--------------------------------

### bitRate

Source: https://h4tr3d.github.io/avcpp/functions_func_b.html

Gets the bit rate of the CodecContext2.

```APIDOC
## bitRate()

### Description
Gets the bit rate of the CodecContext2.

### Signature
av::CodecContext2::bitRate()
```

--------------------------------

### av::AudioSamples Constructors

Source: https://h4tr3d.github.io/avcpp/classav_1_1AudioSamples-members.html

Details the various constructors available for creating and initializing av::AudioSamples objects.

```APIDOC
## Constructors

### `AudioSamples()`
Default constructor.

### `AudioSamples(SampleFormat sampleFormat, int samplesCount, uint64_t channelLayout, int sampleRate, int align=SampleFormat::AlignDefault)`
Constructor to create an AudioSamples object with specified format, count, layout, and rate.

### `AudioSamples(const uint8_t *data, size_t size, SampleFormat sampleFormat, int samplesCount, uint64_t channelLayout, int sampleRate, int align=SampleFormat::AlignDefault)`
Constructor to create an AudioSamples object from raw data with specified format and properties.

### `AudioSamples(const AudioSamples &other)`
Copy constructor.

### `AudioSamples(AudioSamples &&other)`
Move constructor.
```

--------------------------------

### av::CodecContextBase< Clazz, _direction, _type >::CodecContextBase()

Source: https://h4tr3d.github.io/avcpp/functions_c.html

Constructor for av::CodecContextBase.

```APIDOC
## CodecContextBase()

### Description
Constructs a new instance of the av::CodecContextBase class.

### Method
N/A (Constructor)

### Endpoint
N/A

### Parameters
None specified in the source.

### Request Example
None

### Response
#### Success Response
- **return value** (av::CodecContextBase< Clazz, _direction, _type >) - A newly created CodecContextBase object.
```

--------------------------------

### delay()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the delay associated with an AudioResampler.

```APIDOC
## delay()

### Description
Returns the current delay value for an AudioResampler object.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The delay value (type not specified).
```

--------------------------------

### Constructors

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoFrame-members.html

Details on how to construct av::VideoFrame objects.

```APIDOC
## Constructors

### `VideoFrame()`
Default constructor.

### `VideoFrame(PixelFormat pixelFormat, int width, int height, int align=1)`
Constructs a VideoFrame with the specified pixel format, dimensions, and alignment.

### `VideoFrame(const uint8_t *data, size_t size, PixelFormat pixelFormat, int width, int height, int align=1)`
Constructs a VideoFrame by wrapping existing data.

### `VideoFrame(const VideoFrame &other)`
Copy constructor.

### `VideoFrame(VideoFrame &&other)`
Move constructor.
```

--------------------------------

### flags()

Source: https://h4tr3d.github.io/avcpp/classav_1_1Packet.html

Gets the flags associated with the packet.

```APIDOC
## ◆ flags()
int av::Packet::flags() const
```

--------------------------------

### codecTag (getter)

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecParametersView.html

Gets the codec tag.

```APIDOC
## codecTag() [1/2]

uint32_t | av::CodecParametersView::codecTag | ( | | ) | const
```

--------------------------------

### Set Audio Sample Format

Source: https://h4tr3d.github.io/avcpp/codeccontext_8h_source.html

Sets the audio sample format. Requires the context to be valid.

```cpp
void setSampleFormat(SampleFormat sampleFormat) noexcept
{
    RAW_SET2(isValid(), sample_fmt, sampleFormat);
}
```

--------------------------------

### decodingCodec

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecParametersView.html

Gets the codec used for decoding.

```APIDOC
## decodingCodec()

Codec | av::CodecParametersView::decodingCodec | ( | | ) | const
```

--------------------------------

### encodingCodec

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecParametersView.html

Gets the codec used for encoding.

```APIDOC
## encodingCodec()

Codec | av::CodecParametersView::encodingCodec | ( | | ) | const
```

--------------------------------

### CodecContextBase (const Codec &codec)

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Constructor for CodecContextBase initializing with a Codec.

```APIDOC
## CodecContextBase (Codec Constructor)

### Description
Constructs a `CodecContextBase` instance and initializes it with the specified `Codec`.

### Method Signature
`CodecContextBase(const Codec &codec)`

### Parameters
- `codec` (const Codec &): The `Codec` object to initialize the context with.
```

--------------------------------

### av::Dictionary Constructors

Source: https://h4tr3d.github.io/avcpp/classav_1_1Dictionary.html

Documentation for the various constructors of the av::Dictionary class, including default, assignment, copy, move, and initializer list constructors.

```APIDOC
## ◆ Dictionary() [1/5]
av::Dictionary::Dictionary  | ( | | ) |
default ctor do nothig, null dictionary creates.
## ◆ Dictionary() [2/5]
| av::Dictionary::Dictionary  | ( | AVDictionary *  | _dict_ , 
|  | bool  | _takeOwning_ = `true`
| ) | |
explicit
Assign ctor Wrap around raw dictionary.
Useful to iterate with low-level FFmpeg API
Parameters
     dict| dictionary to hold
takeOwning| ownershipping flag. If false, Dictionary only wraps access to the AVDictionary and do not free resources on destroy.
## ◆ Dictionary() [3/5]
av::Dictionary::Dictionary  | ( | const Dictionary & | _other_| )
Copy ctor Make deep copy of dictionary.
Takes ownershipping on newly created dict.
Parameters
     other|
## ◆ Dictionary() [4/5]
av::Dictionary::Dictionary  | ( | Dictionary && | _other_| )
Move ctor Takes resources.
Other dictionary moves to uninited state. Ownershpping same to other.
Parameters
     other|
## ◆ Dictionary() [5/5]
av::Dictionary::Dictionary  | ( | std::initializer_list< std::pair< const char *, const char * >> | _list_ ,
|  | int  | _flags_ = `0`
| )
Initializer ctor Allows create dictionaries in array manier:
Dictionary dict = {
{"key1", "value1"},
{"key2", "value2"},
};
av::Dictionary::Dictionary
Dictionary()
Default ctor do nothig, null dictionary creates.
**Definition:** dictionary.cpp:11
New dictionary owning resources.
Parameters
     list| init list
flags| see Flags
```

--------------------------------

### codecId (getter)

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecParametersView.html

Gets the codec ID.

```APIDOC
## codecId() [1/2]

AVCodecID | av::CodecParametersView::codecId | ( | | ) | const
```

--------------------------------

### Constructors and Destructor

Source: https://h4tr3d.github.io/avcpp/classav_1_1Dictionary.html

Details on how to create, copy, move, and destroy AVDictionary objects.

```APIDOC
## Constructors and Destructor

### Default Constructor
- `Dictionary()`: Default constructor that does nothing; a null dictionary is created.

### Assignment Constructor
- `Dictionary(AVDictionary *dict, bool takeOwning = true)`: Assigns a raw AVDictionary pointer, with an option to take ownership.

### Destructor
- `~Dictionary()`: Destructor. If the Dictionary takes ownership of the AVDictionary, it frees the allocated resources.

### Copy Constructor
- `Dictionary(const Dictionary &other)`: Creates a deep copy of the dictionary.

### Copy Assignment Operator
- `Dictionary &operator=(const Dictionary &rhs)`: Makes a deep copy of the dictionary.

### Move Constructor
- `Dictionary(Dictionary &&other)`: Takes resources from another Dictionary object.

### Move Assignment Operator
- `Dictionary &operator=(Dictionary &&rhs)`: Takes resources from another Dictionary object.

### Initializer Constructor
- `Dictionary(std::initializer_list<std::pair<const char *, const char *>> list, int flags = 0)`: Allows creating dictionaries in an array-like manner.

### Initializer Assignment Operator
- `Dictionary &operator=(std::initializer_list<std::pair<const char *, const char *>> list)`: Allows assigning dictionaries in an array-like manner.
```

--------------------------------

### mediaType (getter)

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecParametersView.html

Gets the media type.

```APIDOC
## mediaType()

AVMediaType | av::CodecParametersView::mediaType | ( | | ) | const
```

--------------------------------

### Get Timebase

Source: https://h4tr3d.github.io/avcpp/timestamp_8h_source.html

Retrieves the timebase associated with the timestamp.

```cpp
const Rational& timebase() const noexcept;
```

--------------------------------

### sampleFormat

Source: https://h4tr3d.github.io/avcpp/functions_s.html

Retrieves or sets the sample format for audio.

```APIDOC
## sampleFormat()

### Description
Retrieves the sample format.

### Method
`sampleFormat()`

### Returns
`av::AudioCodecContext< Clazz, _direction >`, `av::AudioSamples`
```

```APIDOC
## setSampleFormat

### Description
Sets the sample format for audio codec contexts.

### Method
`setSampleFormat(av::AudioCodecContext< Clazz, _direction >)`

### Parameters
- `context` (av::AudioCodecContext< Clazz, _direction >) - The audio codec context.
```

--------------------------------

### get_best_effort_timestamp

Source: https://h4tr3d.github.io/avcpp/namespacemembers_func.html

Gets the best effort timestamp for a frame.

```APIDOC
## get_best_effort_timestamp()

### Description
Gets the best effort timestamp for a frame.

### Signature
av::frame::get_best_effort_timestamp()
```

--------------------------------

### open

Source: https://h4tr3d.github.io/avcpp/classav_1_1CodecContext2-members.html

Opens the codec context with various configurations. Overloaded methods allow opening with an optional error code, a specific codec, or a dictionary of options.

```APIDOC
## open

### Description
Opens the codec context. This method has multiple overloads to accommodate different initialization scenarios, including optional error codes and dictionary options.

### Method
`open(OptionalErrorCode ec=throws())`
`open(const Codec &codec, OptionalErrorCode ec=throws())`
`open(class Dictionary &options, OptionalErrorCode ec=throws())`
`open(class Dictionary &&options, OptionalErrorCode ec=throws())`
`open(class Dictionary &options, const Codec &codec, OptionalErrorCode ec=throws())`
`open(class Dictionary &&options, const Codec &codec, OptionalErrorCode ec=throws())`

### Parameters
- `ec` (OptionalErrorCode): An optional error code to capture any errors during the operation. Defaults to `throws()`.
- `codec` (const Codec &): The codec to open.
- `options` (Dictionary & or Dictionary &&): A dictionary containing configuration options.
```

--------------------------------

### getDouble

Source: https://h4tr3d.github.io/avcpp/functions_func_g.html

Gets the double representation of a rational number.

```APIDOC
## getDouble()

### Description
Retrieves the double-precision floating-point representation of an av::Rational number.

### Method
(Not specified, likely a member function)

### Endpoint
(Not applicable)

### Parameters
(None specified)

### Request Example
(Not applicable)

### Response
#### Success Response (Not specified)
- **av::Rational** - The Rational object.

#### Response Example
(Not specified)
```

--------------------------------

### PixSampleFmtWrapper Constructors

Source: https://h4tr3d.github.io/avcpp/structPixSampleFmtWrapper.html

Details the default constructor and the constructor that takes a sample format value.

```APIDOC
## ◆ PixSampleFmtWrapper() [1/2]
template<typename WrapperClass , typename T , T NoneValue = static_cast<T>(-1)>
| constexpr PixSampleFmtWrapper< WrapperClass, T, NoneValue >::PixSampleFmtWrapper | ( | | ) |
---|---|---|---|
constexprdefault
```

```APIDOC
## ◆ PixSampleFmtWrapper() [2/2]
template<typename WrapperClass , typename T , T NoneValue = static_cast<T>(-1)>
| constexpr PixSampleFmtWrapper< WrapperClass, T, NoneValue >::PixSampleFmtWrapper | ( | T  | _fmt_ | ) |
---|---|---|---|---|
inlineconstexprnoexcept
```

--------------------------------

### dstSampleRate()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the destination sample rate from an AudioResampler.

```APIDOC
## dstSampleRate()

### Description
Returns the destination audio sample rate for an AudioResampler.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The destination sample rate (integer type expected).
```

--------------------------------

### AudioResampler Initialization Methods

Source: https://h4tr3d.github.io/avcpp/classav_1_1AudioResampler-members.html

Methods to initialize or re-initialize the audio resampler with specific parameters.

```APIDOC
## init(uint64_t dstChannelsLayout, int dstRate, SampleFormat dstFormat, uint64_t srcChannelsLayout, int srcRate, SampleFormat srcFormat, OptionalErrorCode ec=throws())

### Description
Initializes the audio resampler with the given destination and source audio parameters.

### Method
init

### Endpoint
N/A
```

```APIDOC
## init(uint64_t dstChannelsLayout, int dstRate, SampleFormat dstFormat, uint64_t srcChannelsLayout, int srcRate, SampleFormat srcFormat, Dictionary &options, OptionalErrorCode ec=throws())

### Description
Initializes the audio resampler with the given parameters and additional options.

### Method
init

### Endpoint
N/A
```

```APIDOC
## init(uint64_t dstChannelsLayout, int dstRate, SampleFormat dstFormat, uint64_t srcChannelsLayout, int srcRate, SampleFormat srcFormat, Dictionary &&options, OptionalErrorCode ec=throws())

### Description
Initializes the audio resampler with the given parameters and additional options (move semantics).

### Method
init

### Endpoint
N/A
```

--------------------------------

### av::AudioSamples::AudioSamples

Source: https://h4tr3d.github.io/avcpp/functions_a.html

Constructor for AudioSamples.

```APIDOC
## av::AudioSamples::AudioSamples

### Description
Constructor for AudioSamples.

### Method
(Not specified in source)

### Endpoint
(Not specified in source)

### Parameters
(Not specified in source)

### Request Example
(Not specified in source)

### Response
#### Success Response (200)
(Not specified in source)

#### Response Example
(Not specified in source)
```

--------------------------------

### dstPixelFormat()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the destination pixel format from a VideoRescaler.

```APIDOC
## dstPixelFormat()

### Description
Returns the destination pixel format for video scaling operations performed by a VideoRescaler.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The destination pixel format (type not specified).
```

--------------------------------

### dstChannels()

Source: https://h4tr3d.github.io/avcpp/functions_d.html

Gets the number of destination channels from an AudioResampler.

```APIDOC
## dstChannels()

### Description
Returns the number of audio channels in the destination format for an AudioResampler.

### Method
N/A (Function call)

### Parameters
None explicitly documented.

### Response
The count of destination channels (integer type expected).
```

--------------------------------

### AudioSamples

Source: https://h4tr3d.github.io/avcpp/functions_func_a.html

Constructor for AudioSamples.

```APIDOC
## AudioSamples()

### Description
Constructs a new AudioSamples object.

### Method
Not specified (likely a C++ constructor)

### Endpoint
N/A

### Parameters
None explicitly documented for this signature.

### Request Example
N/A

### Response
- **av::AudioSamples**: A newly created AudioSamples object.
```

--------------------------------

### bitRateTolerance

Source: https://h4tr3d.github.io/avcpp/functions_func_b.html

Gets the bit rate tolerance for the VideoCodecContext.

```APIDOC
## bitRateTolerance()

### Description
Gets the bit rate tolerance for the VideoCodecContext.

### Signature
av::VideoCodecContext< Clazz, _direction >::bitRateTolerance()
```

--------------------------------

### av::SampleFormat::SampleFormat

Source: https://h4tr3d.github.io/avcpp/classav_1_1SampleFormat-members.html

Constructs a SampleFormat object.

```APIDOC
## SampleFormat

### Description
Constructs a SampleFormat object.

### Method
`explicit`

### Parameters
#### Path Parameters
- **name** (const char *) - The name of the sample format.

### Signature
`SampleFormat(const char *name) noexcept`
```

```APIDOC
## SampleFormat

### Description
Constructs a SampleFormat object.

### Method
`explicit`

### Parameters
#### Path Parameters
- **name** (const std::string &) - The name of the sample format.

### Signature
`SampleFormat(const std::string &name) noexcept`
```

--------------------------------

### SampleFormat Constructors

Source: https://h4tr3d.github.io/avcpp/classav_1_1SampleFormat.html

Constructs a SampleFormat object from a name, either as a C-style string or a C++ std::string.

```APIDOC
## ◆ SampleFormat() [2/3]
| av::SampleFormat::SampleFormat  | ( | const char *  | _name_| ) |
|---|---|---|---|---|
| explicit noexcept
```

```APIDOC
## ◆ SampleFormat() [3/3]
| av::SampleFormat::SampleFormat  | ( | const std::string & | _name_| ) |
|---|---|---|---|---|
| explicit noexcept
```

--------------------------------

### frameSize()

Source: https://h4tr3d.github.io/avcpp/functions_f.html

Gets the frame size from a CodecContext2 object.

```APIDOC
## frameSize()

### Description
Gets the size of the frames processed by the `CodecContext2` object.

### Class
`av::CodecContext2`
```

--------------------------------

### av::AudioEncoderContext::AudioEncoderContext()

Source: https://h4tr3d.github.io/avcpp/classav_1_1AudioEncoderContext.html

Default constructor for av::AudioEncoderContext.

```APIDOC
## AudioEncoderContext()

### Description
Default constructor for the `AudioEncoderContext` class.

### Method
`AudioEncoderContext()`

### Parameters
None
```

--------------------------------

### frameNumber()

Source: https://h4tr3d.github.io/avcpp/functions_f.html

Gets the frame number from a CodecContext2 object.

```APIDOC
## frameNumber()

### Description
Gets the current frame number from the `CodecContext2` object.

### Class
`av::CodecContext2`
```

--------------------------------

### av::VideoFrame::VideoFrame()

Source: https://h4tr3d.github.io/avcpp/functions_v.html

Constructor for VideoFrame.

```APIDOC
## av::VideoFrame::VideoFrame()

### Description
Initializes a new instance of the `VideoFrame` class. This constructor is used to create objects representing video frames.

### Method
N/A (This is a C++ constructor)

### Endpoint
N/A

### Parameters
None (Default constructor)

### Request Example
```cpp
av::VideoFrame frame;
```

### Response
#### Success Response
Creates and initializes a `VideoFrame` object.

#### Response Example
```cpp
// A VideoFrame object is created.
```
```

--------------------------------

### width

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoCodecContext.html

Gets the width of the video codec context.

```APIDOC
## width()

### Description
Gets the width of the video codec context.

### Signature
```cpp
template<typename Clazz , Direction _direction>
int av::VideoCodecContext< Clazz, _direction >::width() const
```

### Returns
*   (int) - The current width of the video codec context.
```

--------------------------------

### Configure Meson Build Options

Source: https://h4tr3d.github.io/avcpp/index.html

Modify Meson build options to disable tests or samples, or to set a custom installation prefix. Use 'meson configure' to view all available options.

```bash
meson configure -Dbuild_tests=false
meson configure -Dbuild_samples=false
```

```bash
meson --prefix <your/own/prefix>
```

--------------------------------

### VideoFrame::width

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoFrame.html

Gets the width of the video frame.

```APIDOC
## VideoFrame::width

### Description
Gets the width of the video frame.

### Signature
`int av::VideoFrame::width () const`
```

--------------------------------

### VideoFrame::quality

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoFrame.html

Gets the quality of the video frame.

```APIDOC
## VideoFrame::quality

### Description
Gets the quality of the video frame.

### Signature
`int av::VideoFrame::quality () const`
```

--------------------------------

### CodecContextBase (CodecContextBase &&other)

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoDecoderContext.html

Move constructor for CodecContextBase.

```APIDOC
## CodecContextBase (Move Constructor)

### Description
Move constructor for `CodecContextBase`. Transfers ownership of resources from another `CodecContextBase` instance.

### Method Signature
`CodecContextBase(CodecContextBase &&other)`

### Parameters
- `other` (CodecContextBase &&): The rvalue reference to the `CodecContextBase` object to move from.
```

--------------------------------

### Run Tests with Meson

Source: https://h4tr3d.github.io/avcpp/index.html

Execute the project's tests using the 'meson test' command. This command will do nothing if tests were disabled during configuration.

```bash
meson test
```

--------------------------------

### VideoFrame::height

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoFrame.html

Gets the height of the video frame.

```APIDOC
## VideoFrame::height

### Description
Gets the height of the video frame.

### Signature
`int av::VideoFrame::height () const`
```

--------------------------------

### srcWidth()

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoRescaler.html

Gets the source width of the video rescaler.

```APIDOC
## srcWidth()

### Description
Gets the source width of the video rescaler.

### Returns
- int: The source width.
```

--------------------------------

### Build avcpp with CMake

Source: https://h4tr3d.github.io/avcpp/index.html

Builds the avcpp library using CMake. This involves creating a build directory, configuring the build with CMake, and then compiling the project. Ensure FFmpeg is installed and discoverable by CMake.

```bash
cd avcpp-git
mkdir build
cd build
cmake ..
make -j8
```

--------------------------------

### srcHeight()

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoRescaler.html

Gets the source height of the video rescaler.

```APIDOC
## srcHeight()

### Description
Gets the source height of the video rescaler.

### Returns
- int: The source height.
```

--------------------------------

### flags()

Source: https://h4tr3d.github.io/avcpp/classav_1_1VideoRescaler.html

Gets the flags associated with the video rescaler.

```APIDOC
## flags()

### Description
Gets the flags associated with the video rescaler.

### Returns
- int32_t: The rescaler flags.
```
Tokens:
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