# GstBitWriter

GstBitWriter provides a bit writer that can write any number of bits into a memory buffer. It provides functions for writing any number of bits into 8, 16, 32 and 64 bit variables.

## GstBitWriter

A bit writer instance.

### Members

`data` (guint8 *) –

Allocated data for bit writer to write

`bit_size` (guint) –

Size of written data in bits

Since : 1.16

## GstBase.BitWriter

A bit writer instance.

### Members

`data` (Number) –

Allocated data for bit writer to write

`bit_size` (Number) –

Size of written data in bits

Since : 1.16

## GstBase.BitWriter

A bit writer instance.

### Members

`data` (int) –

Allocated data for bit writer to write

`bit_size` (int) –

Size of written data in bits

Since : 1.16

### Methods

#### gst_bit_writer_align_bytes

    gboolean
    gst_bit_writer_align_bytes (GstBitWriter * bitwriter,
                                guint8 trailing_bit)

Write trailing bit to align last byte of data. trailing_bit can only be 1 or 0.

Parameters:

`bitwriter` –

a GstBitWriter instance

`trailing_bit` –

trailing bits of last byte, 0 or 1

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.align_bytes

    function GstBase.BitWriter.prototype.align_bytes(trailing_bit: Number): {
        // javascript wrapper for 'gst_bit_writer_align_bytes'
    }

Write trailing bit to align last byte of data. trailing_bit can only be 1 or 0.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`trailing_bit` (Number) –

trailing bits of last byte, 0 or 1

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.align_bytes

    def GstBase.BitWriter.align_bytes (self, trailing_bit):
        #python wrapper for 'gst_bit_writer_align_bytes'

Write trailing bit to align last byte of data. trailing_bit can only be 1 or 0.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`trailing_bit` (int) –

trailing bits of last byte, 0 or 1

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_free

    gst_bit_writer_free (GstBitWriter * bitwriter)

Frees bitwriter and the allocated data inside.

Parameters:

`bitwriter` ( [in][transfer: full]) –

GstBitWriter instance

#### GstBase.BitWriter.prototype.free

    function GstBase.BitWriter.prototype.free(): {
        // javascript wrapper for 'gst_bit_writer_free'
    }

Frees bitwriter and the allocated data inside.

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

#### GstBase.BitWriter.free

    def GstBase.BitWriter.free (self):
        #python wrapper for 'gst_bit_writer_free'

Frees bitwriter and the allocated data inside.

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

#### gst_bit_writer_free_and_get_buffer

    GstBuffer *
    gst_bit_writer_free_and_get_buffer (GstBitWriter * bitwriter)

Frees bitwriter without destroying the internal data, which is returned as GstBuffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` ( [in][transfer: full]) –

GstBitWriter instance

Returns ( [transfer: full]) –

a new allocated GstBuffer wrapping the data inside. gst_buffer_unref after usage.

#### GstBase.BitWriter.prototype.free_and_get_buffer

    function GstBase.BitWriter.prototype.free_and_get_buffer(): {
        // javascript wrapper for 'gst_bit_writer_free_and_get_buffer'
    }

Frees bitwriter without destroying the internal data, which is returned as Gst.Buffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

Returns (Gst.Buffer) –

a new allocated Gst.Buffer wrapping the data inside. gst_buffer_unref (not introspectable) after usage.

#### GstBase.BitWriter.free_and_get_buffer

    def GstBase.BitWriter.free_and_get_buffer (self):
        #python wrapper for 'gst_bit_writer_free_and_get_buffer'

Frees bitwriter without destroying the internal data, which is returned as Gst.Buffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

Returns (Gst.Buffer) –

a new allocated Gst.Buffer wrapping the data inside. gst_buffer_unref (not introspectable) after usage.

#### gst_bit_writer_free_and_get_data

    guint8 *
    gst_bit_writer_free_and_get_data (GstBitWriter * bitwriter)

Frees bitwriter without destroying the internal data, which is returned.

Free-function: g_free

Parameters:

`bitwriter` ( [in][transfer: full]) –

GstBitWriter instance

Returns ( [array][transfer: full]) –

the current data. g_free after usage.

#### GstBase.BitWriter.prototype.free_and_get_data

    function GstBase.BitWriter.prototype.free_and_get_data(): {
        // javascript wrapper for 'gst_bit_writer_free_and_get_data'
    }

Frees bitwriter without destroying the internal data, which is returned.

Free-function: g_free

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

Returns ([ Number ]) –

the current data. GLib.prototype.free after usage.

#### GstBase.BitWriter.free_and_get_data

    def GstBase.BitWriter.free_and_get_data (self):
        #python wrapper for 'gst_bit_writer_free_and_get_data'

Frees bitwriter without destroying the internal data, which is returned.

Free-function: g_free

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

Returns ([ int ]) –

the current data. GLib.free after usage.

#### gst_bit_writer_get_data

    guint8 *
    gst_bit_writer_get_data (const GstBitWriter * bitwriter)

Get written data pointer

Parameters:

`bitwriter` –

a GstBitWriter instance

Returns ( [array][transfer: none]) –

data pointer

#### GstBase.BitWriter.prototype.get_data

    function GstBase.BitWriter.prototype.get_data(): {
        // javascript wrapper for 'gst_bit_writer_get_data'
    }

Get written data pointer

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns ([ Number ]) –

data pointer

#### GstBase.BitWriter.get_data

    def GstBase.BitWriter.get_data (self):
        #python wrapper for 'gst_bit_writer_get_data'

Get written data pointer

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns ([ int ]) –

data pointer

#### gst_bit_writer_get_remaining

    guint
    gst_bit_writer_get_remaining (const GstBitWriter * bitwriter)

Parameters:

`bitwriter` –
No description available
Returns –
No description available

#### GstBase.BitWriter.prototype.get_remaining

    function GstBase.BitWriter.prototype.get_remaining(): {
        // javascript wrapper for 'gst_bit_writer_get_remaining'
    }

Parameters:

`bitwriter` (GstBase.BitWriter) –
No description available
Returns (Number) –
No description available

#### GstBase.BitWriter.get_remaining

    def GstBase.BitWriter.get_remaining (self):
        #python wrapper for 'gst_bit_writer_get_remaining'

Parameters:

`bitwriter` (GstBase.BitWriter) –
No description available
Returns (int) –
No description available

#### gst_bit_writer_get_size

    guint
    gst_bit_writer_get_size (const GstBitWriter * bitwriter)

Get size of written data

Parameters:

`bitwriter` –

a GstBitWriter instance

Returns –

size of bits written in data

#### GstBase.BitWriter.prototype.get_size

    function GstBase.BitWriter.prototype.get_size(): {
        // javascript wrapper for 'gst_bit_writer_get_size'
    }

Get size of written data

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns (Number) –

size of bits written in data

#### GstBase.BitWriter.get_size

    def GstBase.BitWriter.get_size (self):
        #python wrapper for 'gst_bit_writer_get_size'

Get size of written data

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns (int) –

size of bits written in data

#### gst_bit_writer_init

    gst_bit_writer_init (GstBitWriter * bitwriter)

Initializes bitwriter to an empty instance.

Parameters:

`bitwriter` –

GstBitWriter instance

#### gst_bit_writer_init_with_data

    gst_bit_writer_init_with_data (GstBitWriter * bitwriter,
                                   guint8 * data,
                                   guint size,
                                   gboolean initialized)

Initializes bitwriter with the given memory area data. IF initialized is TRUE it is possible to read size bits from the GstBitWriter from the beginning.

Parameters:

`bitwriter` –

GstBitWriter instance

`data` ( [array length=size][transfer: none]) –

Memory area for writing

`size` –

Size of data in bytes

`initialized` –

If TRUE the complete data can be read from the beginning

#### gst_bit_writer_init_with_size

    gst_bit_writer_init_with_size (GstBitWriter * bitwriter,
                                   guint32 size,
                                   gboolean fixed)

Initializes a GstBitWriter instance and allocates the given data size.

Parameters:

`bitwriter` –

GstBitWriter instance

`size` –

the size on bytes to allocate for data

`fixed` –

If TRUE the data can't be reallocated

#### gst_bit_writer_put_bits_uint16

    gboolean
    gst_bit_writer_put_bits_uint16 (GstBitWriter * bitwriter,
                                    guint16 value,
                                    guint nbits)

Write nbits bits of value to GstBitWriter.

Parameters:

`bitwriter` –

a GstBitWriter instance

`value` –

value of guint16 to write

`nbits` –

number of bits to write

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.put_bits_uint16

    function GstBase.BitWriter.prototype.put_bits_uint16(value: Number, nbits: Number): {
        // javascript wrapper for 'gst_bit_writer_put_bits_uint16'
    }

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (Number) –

value of Number to write

`nbits` (Number) –

number of bits to write

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.put_bits_uint16

    def GstBase.BitWriter.put_bits_uint16 (self, value, nbits):
        #python wrapper for 'gst_bit_writer_put_bits_uint16'

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (int) –

value of int to write

`nbits` (int) –

number of bits to write

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_put_bits_uint32

    gboolean
    gst_bit_writer_put_bits_uint32 (GstBitWriter * bitwriter,
                                    guint32 value,
                                    guint nbits)

Write nbits bits of value to GstBitWriter.

Parameters:

`bitwriter` –

a GstBitWriter instance

`value` –

value of guint32 to write

`nbits` –

number of bits to write

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.put_bits_uint32

    function GstBase.BitWriter.prototype.put_bits_uint32(value: Number, nbits: Number): {
        // javascript wrapper for 'gst_bit_writer_put_bits_uint32'
    }

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (Number) –

value of Number to write

`nbits` (Number) –

number of bits to write

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.put_bits_uint32

    def GstBase.BitWriter.put_bits_uint32 (self, value, nbits):
        #python wrapper for 'gst_bit_writer_put_bits_uint32'

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (int) –

value of int to write

`nbits` (int) –

number of bits to write

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_put_bits_uint64

    gboolean
    gst_bit_writer_put_bits_uint64 (GstBitWriter * bitwriter,
                                    guint64 value,
                                    guint nbits)

Write nbits bits of value to GstBitWriter.

Parameters:

`bitwriter` –

a GstBitWriter instance

`value` –

value of guint64 to write

`nbits` –

number of bits to write

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.put_bits_uint64

    function GstBase.BitWriter.prototype.put_bits_uint64(value: Number, nbits: Number): {
        // javascript wrapper for 'gst_bit_writer_put_bits_uint64'
    }

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (Number) –

value of Number to write

`nbits` (Number) –

number of bits to write

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.put_bits_uint64

    def GstBase.BitWriter.put_bits_uint64 (self, value, nbits):
        #python wrapper for 'gst_bit_writer_put_bits_uint64'

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (int) –

value of int to write

`nbits` (int) –

number of bits to write

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_put_bits_uint8

    gboolean
    gst_bit_writer_put_bits_uint8 (GstBitWriter * bitwriter,
                                   guint8 value,
                                   guint nbits)

Write nbits bits of value to GstBitWriter.

Parameters:

`bitwriter` –

a GstBitWriter instance

`value` –

value of guint8 to write

`nbits` –

number of bits to write

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.put_bits_uint8

    function GstBase.BitWriter.prototype.put_bits_uint8(value: Number, nbits: Number): {
        // javascript wrapper for 'gst_bit_writer_put_bits_uint8'
    }

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (Number) –

value of Number to write

`nbits` (Number) –

number of bits to write

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.put_bits_uint8

    def GstBase.BitWriter.put_bits_uint8 (self, value, nbits):
        #python wrapper for 'gst_bit_writer_put_bits_uint8'

Write nbits bits of value to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`value` (int) –

value of int to write

`nbits` (int) –

number of bits to write

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_put_bytes

    gboolean
    gst_bit_writer_put_bytes (GstBitWriter * bitwriter,
                              const guint8 * data,
                              guint nbytes)

Write nbytes bytes of data to GstBitWriter.

Parameters:

`bitwriter` –

a GstBitWriter instance

`data` ( [array]) –

pointer of data to write

`nbytes` –

number of bytes to write

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitWriter.prototype.put_bytes

    function GstBase.BitWriter.prototype.put_bytes(data: [ Number ], nbytes: Number): {
        // javascript wrapper for 'gst_bit_writer_put_bytes'
    }

Write nbytes bytes of data to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`data` ([ Number ]) –

pointer of data to write

`nbytes` (Number) –

number of bytes to write

Returns (Number) –

true if successful, false otherwise.

#### GstBase.BitWriter.put_bytes

    def GstBase.BitWriter.put_bytes (self, data, nbytes):
        #python wrapper for 'gst_bit_writer_put_bytes'

Write nbytes bytes of data to GstBase.BitWriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

`data` ([ int ]) –

pointer of data to write

`nbytes` (int) –

number of bytes to write

Returns (bool) –

True if successful, False otherwise.

#### gst_bit_writer_reset

    gst_bit_writer_reset (GstBitWriter * bitwriter)

Resets bitwriter and frees the data if it's owned by bitwriter.

Parameters:

`bitwriter` –

GstBitWriter instance

#### GstBase.BitWriter.prototype.reset

    function GstBase.BitWriter.prototype.reset(): {
        // javascript wrapper for 'gst_bit_writer_reset'
    }

Resets bitwriter and frees the data if it's owned by bitwriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

#### GstBase.BitWriter.reset

    def GstBase.BitWriter.reset (self):
        #python wrapper for 'gst_bit_writer_reset'

Resets bitwriter and frees the data if it's owned by bitwriter.

Parameters:

`bitwriter` (GstBase.BitWriter) –

GstBase.BitWriter instance

#### gst_bit_writer_reset_and_get_buffer

    GstBuffer *
    gst_bit_writer_reset_and_get_buffer (GstBitWriter * bitwriter)

Resets bitwriter and returns the current data as GstBuffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` –

a GstBitWriter instance

Returns ( [transfer: full]) –

a new allocated GstBuffer wrapping the current data. gst_buffer_unref after usage.

#### GstBase.BitWriter.prototype.reset_and_get_buffer

    function GstBase.BitWriter.prototype.reset_and_get_buffer(): {
        // javascript wrapper for 'gst_bit_writer_reset_and_get_buffer'
    }

Resets bitwriter and returns the current data as Gst.Buffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns (Gst.Buffer) –

a new allocated Gst.Buffer wrapping the current data. gst_buffer_unref (not introspectable) after usage.

#### GstBase.BitWriter.reset_and_get_buffer

    def GstBase.BitWriter.reset_and_get_buffer (self):
        #python wrapper for 'gst_bit_writer_reset_and_get_buffer'

Resets bitwriter and returns the current data as Gst.Buffer.

Free-function: gst_buffer_unref

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns (Gst.Buffer) –

a new allocated Gst.Buffer wrapping the current data. gst_buffer_unref (not introspectable) after usage.

#### gst_bit_writer_reset_and_get_data

    guint8 *
    gst_bit_writer_reset_and_get_data (GstBitWriter * bitwriter)

Resets bitwriter and returns the current data.

Free-function: g_free

Parameters:

`bitwriter` –

a GstBitWriter instance

Returns ( [array][transfer: full]) –

the current data. g_free after usage.

#### GstBase.BitWriter.prototype.reset_and_get_data

    function GstBase.BitWriter.prototype.reset_and_get_data(): {
        // javascript wrapper for 'gst_bit_writer_reset_and_get_data'
    }

Resets bitwriter and returns the current data.

Free-function: g_free

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns ([ Number ]) –

the current data. GLib.prototype.free after usage.

#### GstBase.BitWriter.reset_and_get_data

    def GstBase.BitWriter.reset_and_get_data (self):
        #python wrapper for 'gst_bit_writer_reset_and_get_data'

Resets bitwriter and returns the current data.

Free-function: g_free

Parameters:

`bitwriter` (GstBase.BitWriter) –

a GstBase.BitWriter instance

Returns ([ int ]) –

the current data. GLib.free after usage.

#### gst_bit_writer_set_pos

    gboolean
    gst_bit_writer_set_pos (GstBitWriter * bitwriter,
                            guint pos)

Parameters:

`bitwriter` –
No description available
`pos` –
No description available
Returns –
No description available

#### GstBase.BitWriter.prototype.set_pos

    function GstBase.BitWriter.prototype.set_pos(pos: Number): {
        // javascript wrapper for 'gst_bit_writer_set_pos'
    }

Parameters:

`bitwriter` (GstBase.BitWriter) –
No description available
`pos` (Number) –
No description available
Returns (Number) –
No description available

#### GstBase.BitWriter.set_pos

    def GstBase.BitWriter.set_pos (self, pos):
        #python wrapper for 'gst_bit_writer_set_pos'

Parameters:

`bitwriter` (GstBase.BitWriter) –
No description available
`pos` (int) –
No description available
Returns (bool) –
No description available

### Functions

#### gst_bit_writer_new

    GstBitWriter *
    gst_bit_writer_new ()

Creates a new, empty GstBitWriter instance.

Free-function: gst_bit_writer_free

Returns ( [transfer: full]) –

a new, empty GstByteWriter instance

#### gst_bit_writer_new_with_data

    GstBitWriter *
    gst_bit_writer_new_with_data (guint8 * data,
                                  guint size,
                                  gboolean initialized)

Creates a new GstBitWriter instance with the given memory area. If initialized is TRUE it is possible to read size bits from the GstBitWriter from the beginning.

Free-function: gst_bit_writer_free

Parameters:

`data` ( [array length=size][transfer: none]) –

Memory area for writing

`size` –

Size of data in bytes

`initialized` –

if TRUE the complete data can be read from the beginning

Returns ( [transfer: full]) –

a new GstBitWriter instance

#### gst_bit_writer_new_with_size

    GstBitWriter *
    gst_bit_writer_new_with_size (guint32 size,
                                  gboolean fixed)

Creates a GstBitWriter instance with the given initial data size.

Free-function: gst_bit_writer_free

Parameters:

`size` –

Initial size of data in bytes

`fixed` –

If TRUE the data can't be reallocated

Returns ( [transfer: full]) –

a new GstBitWriter instance

## Function Macros

### GST_BIT_WRITER_BIT_SIZE

    #define GST_BIT_WRITER_BIT_SIZE(writer) ((writer)->bit_size)

### GST_BIT_WRITER_DATA

    #define GST_BIT_WRITER_DATA(writer)     ((writer)->data)

### __GST_BITS_WRITER_ALIGNED

    #define __GST_BITS_WRITER_ALIGNED(bitsize)                   \
        (((bitsize) + __GST_BITS_WRITER_ALIGNMENT_MASK)&(~__GST_BITS_WRITER_ALIGNMENT_MASK))

### __GST_BIT_WRITER_WRITE_BITS_INLINE

    #define __GST_BIT_WRITER_WRITE_BITS_INLINE(bits) \
    static inline gboolean \
    _gst_bit_writer_put_bits_uint##bits##_inline( \
        GstBitWriter *bitwriter, \
        guint##bits value, \
        guint nbits \
    ) \
    { \
        g_return_val_if_fail(bitwriter != NULL, FALSE); \
        g_return_val_if_fail(nbits != 0, FALSE); \
        g_return_val_if_fail(nbits <= bits, FALSE); \
        \
        if (!_gst_bit_writer_check_remaining(bitwriter, nbits)) \
            return FALSE; \
        gst_bit_writer_put_bits_uint##bits##_unchecked(bitwriter, value, nbits); \
        return TRUE; \
    }

### __GST_BIT_WRITER_WRITE_BITS_UNCHECKED

    #define __GST_BIT_WRITER_WRITE_BITS_UNCHECKED(bits) \
    static inline void \
    gst_bit_writer_put_bits_uint##bits##_unchecked( \
        GstBitWriter *bitwriter, \
        guint##bits value, \
        guint nbits \
    ) \
    { \
        guint byte_pos, bit_offset; \
        guint8  *cur_byte; \
        guint fill_bits; \
        \
        byte_pos = (bitwriter->bit_size >> 3); \
        bit_offset = (bitwriter->bit_size & 0x07); \
        cur_byte = bitwriter->data + byte_pos; \
        g_assert (nbits <= bits); \
        g_assert( bit_offset < 8 && \
                bitwriter->bit_size <= bitwriter->bit_capacity); \
        \
        while (nbits) { \
            fill_bits = ((8 - bit_offset) < nbits ? (8 - bit_offset) : nbits); \
            nbits -= fill_bits; \
            bitwriter->bit_size += fill_bits; \
            \
            *cur_byte |= (((value >> nbits) & _gst_bit_writer_bit_filling_mask[fill_bits]) \
                          << (8 - bit_offset - fill_bits)); \
            ++cur_byte; \
            bit_offset = 0; \
        } \
        g_assert(cur_byte <= \
               (bitwriter->data + (bitwriter->bit_capacity >> 3))); \
    }

## Constants

### __GST_BITS_WRITER_ALIGNMENT_MASK

    #define __GST_BITS_WRITER_ALIGNMENT_MASK 2047

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