# GstBitReader

GstBitReader provides a bit reader that can read any number of bits from a memory buffer. It provides functions for reading any number of bits into 8, 16, 32 and 64 bit variables.

## GstBitReader

A bit reader instance.

### Members

`data` (const guint8*) –

Data from which the bit reader will read

`size` (guint) –

Size of data in bytes

`byte` (guint) –

Current byte position

`bit` (guint) –

Bit position in the current byte

## GstBase.BitReader

A bit reader instance.

### Members

`data` ([ Number ]) –

Data from which the bit reader will read

`size` (Number) –

Size of data in bytes

`byte` (Number) –

Current byte position

`bit` (Number) –

Bit position in the current byte

## GstBase.BitReader

A bit reader instance.

### Members

`data` ([ int ]) –

Data from which the bit reader will read

`size` (int) –

Size of data in bytes

`byte` (int) –

Current byte position

`bit` (int) –

Bit position in the current byte

### Methods

#### gst_bit_reader_free

    gst_bit_reader_free (GstBitReader * reader)

Frees a GstBitReader instance, which was previously allocated by gst_bit_reader_new.

Parameters:

`reader` ( [in][transfer: full]) –

a GstBitReader instance

#### GstBase.BitReader.prototype.free

    function GstBase.BitReader.prototype.free(): {
        // javascript wrapper for 'gst_bit_reader_free'
    }

Frees a GstBase.BitReader instance, which was previously allocated by gst_bit_reader_new (not introspectable).

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

#### GstBase.BitReader.free

    def GstBase.BitReader.free (self):
        #python wrapper for 'gst_bit_reader_free'

Frees a GstBase.BitReader instance, which was previously allocated by gst_bit_reader_new (not introspectable).

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

#### gst_bit_reader_get_bits_uint16

    gboolean
    gst_bit_reader_get_bits_uint16 (GstBitReader * reader,
                                    guint16* val,
                                    guint nbits)

Read nbits bits into val and update the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint16 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.get_bits_uint16

    function GstBase.BitReader.prototype.get_bits_uint16(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_get_bits_uint16'
    }

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.get_bits_uint16

    def GstBase.BitReader.get_bits_uint16 (self, nbits):
        #python wrapper for 'gst_bit_reader_get_bits_uint16'

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_get_bits_uint32

    gboolean
    gst_bit_reader_get_bits_uint32 (GstBitReader * reader,
                                    guint32* val,
                                    guint nbits)

Read nbits bits into val and update the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint32 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.get_bits_uint32

    function GstBase.BitReader.prototype.get_bits_uint32(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_get_bits_uint32'
    }

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.get_bits_uint32

    def GstBase.BitReader.get_bits_uint32 (self, nbits):
        #python wrapper for 'gst_bit_reader_get_bits_uint32'

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_get_bits_uint64

    gboolean
    gst_bit_reader_get_bits_uint64 (GstBitReader * reader,
                                    guint64* val,
                                    guint nbits)

Read nbits bits into val and update the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint64 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.get_bits_uint64

    function GstBase.BitReader.prototype.get_bits_uint64(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_get_bits_uint64'
    }

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.get_bits_uint64

    def GstBase.BitReader.get_bits_uint64 (self, nbits):
        #python wrapper for 'gst_bit_reader_get_bits_uint64'

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_get_bits_uint8

    gboolean
    gst_bit_reader_get_bits_uint8 (GstBitReader * reader,
                                   guint8* val,
                                   guint nbits)

Read nbits bits into val and update the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint8 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.get_bits_uint8

    function GstBase.BitReader.prototype.get_bits_uint8(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_get_bits_uint8'
    }

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.get_bits_uint8

    def GstBase.BitReader.get_bits_uint8 (self, nbits):
        #python wrapper for 'gst_bit_reader_get_bits_uint8'

Read nbits bits into val and update the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_get_pos

    guint
    gst_bit_reader_get_pos (const GstBitReader * reader)

Returns the current position of a GstBitReader instance in bits.

Parameters:

`reader` –

a GstBitReader instance

Returns –

The current position of reader in bits.

#### GstBase.BitReader.prototype.get_pos

    function GstBase.BitReader.prototype.get_pos(): {
        // javascript wrapper for 'gst_bit_reader_get_pos'
    }

Returns the current position of a GstBase.BitReader instance in bits.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (Number) –

The current position of reader in bits.

#### GstBase.BitReader.get_pos

    def GstBase.BitReader.get_pos (self):
        #python wrapper for 'gst_bit_reader_get_pos'

Returns the current position of a GstBase.BitReader instance in bits.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (int) –

The current position of reader in bits.

#### gst_bit_reader_get_remaining

    guint
    gst_bit_reader_get_remaining (const GstBitReader * reader)

Returns the remaining number of bits of a GstBitReader instance.

Parameters:

`reader` –

a GstBitReader instance

Returns –

The remaining number of bits of reader instance.

#### GstBase.BitReader.prototype.get_remaining

    function GstBase.BitReader.prototype.get_remaining(): {
        // javascript wrapper for 'gst_bit_reader_get_remaining'
    }

Returns the remaining number of bits of a GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (Number) –

The remaining number of bits of reader instance.

#### GstBase.BitReader.get_remaining

    def GstBase.BitReader.get_remaining (self):
        #python wrapper for 'gst_bit_reader_get_remaining'

Returns the remaining number of bits of a GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (int) –

The remaining number of bits of reader instance.

#### gst_bit_reader_get_size

    guint
    gst_bit_reader_get_size (const GstBitReader * reader)

Returns the total number of bits of a GstBitReader instance.

Parameters:

`reader` –

a GstBitReader instance

Returns –

The total number of bits of reader instance.

#### GstBase.BitReader.prototype.get_size

    function GstBase.BitReader.prototype.get_size(): {
        // javascript wrapper for 'gst_bit_reader_get_size'
    }

Returns the total number of bits of a GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (Number) –

The total number of bits of reader instance.

#### GstBase.BitReader.get_size

    def GstBase.BitReader.get_size (self):
        #python wrapper for 'gst_bit_reader_get_size'

Returns the total number of bits of a GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (int) –

The total number of bits of reader instance.

#### gst_bit_reader_init

    gst_bit_reader_init (GstBitReader * reader,
                         const guint8* data,
                         guint size)

Initializes a GstBitReader instance to read from data. This function can be called on already initialized instances.

Parameters:

`reader` –

a GstBitReader instance

`data` ( [in][arraylength=size]) –

data from which the bit reader should read

`size` –

Size of data in bytes

#### GstBase.BitReader.prototype.init

    function GstBase.BitReader.prototype.init(data: [ Number ], size: Number): {
        // javascript wrapper for 'gst_bit_reader_init'
    }

Initializes a GstBase.BitReader instance to read from data. This function can be called on already initialized instances.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`data` ([ Number ]) –

data from which the bit reader should read

`size` (Number) –

Size of data in bytes

#### GstBase.BitReader.init

    def GstBase.BitReader.init (self, data, size):
        #python wrapper for 'gst_bit_reader_init'

Initializes a GstBase.BitReader instance to read from data. This function can be called on already initialized instances.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`data` ([ int ]) –

data from which the bit reader should read

`size` (int) –

Size of data in bytes

#### gst_bit_reader_peek_bits_uint16

    gboolean
    gst_bit_reader_peek_bits_uint16 (const GstBitReader * reader,
                                     guint16* val,
                                     guint nbits)

Read nbits bits into val but keep the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint16 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.peek_bits_uint16

    function GstBase.BitReader.prototype.peek_bits_uint16(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_peek_bits_uint16'
    }

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.peek_bits_uint16

    def GstBase.BitReader.peek_bits_uint16 (self, nbits):
        #python wrapper for 'gst_bit_reader_peek_bits_uint16'

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_peek_bits_uint32

    gboolean
    gst_bit_reader_peek_bits_uint32 (const GstBitReader * reader,
                                     guint32* val,
                                     guint nbits)

Read nbits bits into val but keep the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint32 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.peek_bits_uint32

    function GstBase.BitReader.prototype.peek_bits_uint32(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_peek_bits_uint32'
    }

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.peek_bits_uint32

    def GstBase.BitReader.peek_bits_uint32 (self, nbits):
        #python wrapper for 'gst_bit_reader_peek_bits_uint32'

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_peek_bits_uint64

    gboolean
    gst_bit_reader_peek_bits_uint64 (const GstBitReader * reader,
                                     guint64* val,
                                     guint nbits)

Read nbits bits into val but keep the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint64 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.peek_bits_uint64

    function GstBase.BitReader.prototype.peek_bits_uint64(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_peek_bits_uint64'
    }

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.peek_bits_uint64

    def GstBase.BitReader.peek_bits_uint64 (self, nbits):
        #python wrapper for 'gst_bit_reader_peek_bits_uint64'

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_peek_bits_uint8

    gboolean
    gst_bit_reader_peek_bits_uint8 (const GstBitReader * reader,
                                    guint8* val,
                                    guint nbits)

Read nbits bits into val but keep the current position.

Parameters:

`reader` –

a GstBitReader instance

`val` ( [out]) –

Pointer to a guint8 to store the result

`nbits` –

number of bits to read

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.peek_bits_uint8

    function GstBase.BitReader.prototype.peek_bits_uint8(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_peek_bits_uint8'
    }

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

number of bits to read

Returns a tuple made of:

(Number ) –

TRUE if successful, FALSE otherwise.

`val` (Number ) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.peek_bits_uint8

    def GstBase.BitReader.peek_bits_uint8 (self, nbits):
        #python wrapper for 'gst_bit_reader_peek_bits_uint8'

Read nbits bits into val but keep the current position.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

number of bits to read

Returns a tuple made of:

(bool ) –

TRUE if successful, FALSE otherwise.

`val` (int ) –

TRUE if successful, FALSE otherwise.

#### gst_bit_reader_set_pos

    gboolean
    gst_bit_reader_set_pos (GstBitReader * reader,
                            guint pos)

Sets the new position of a GstBitReader instance to pos in bits.

Parameters:

`reader` –

a GstBitReader instance

`pos` –

The new position in bits

Returns –

TRUE if the position could be set successfully, FALSE otherwise.

#### GstBase.BitReader.prototype.set_pos

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

Sets the new position of a GstBase.BitReader instance to pos in bits.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`pos` (Number) –

The new position in bits

Returns (Number) –

TRUE if the position could be set successfully, FALSE otherwise.

#### GstBase.BitReader.set_pos

    def GstBase.BitReader.set_pos (self, pos):
        #python wrapper for 'gst_bit_reader_set_pos'

Sets the new position of a GstBase.BitReader instance to pos in bits.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`pos` (int) –

The new position in bits

Returns (bool) –

TRUE if the position could be set successfully, FALSE otherwise.

#### gst_bit_reader_skip

    gboolean
    gst_bit_reader_skip (GstBitReader * reader,
                         guint nbits)

Skips nbits bits of the GstBitReader instance.

Parameters:

`reader` –

a GstBitReader instance

`nbits` –

the number of bits to skip

Returns –

TRUE if nbits bits could be skipped, FALSE otherwise.

#### GstBase.BitReader.prototype.skip

    function GstBase.BitReader.prototype.skip(nbits: Number): {
        // javascript wrapper for 'gst_bit_reader_skip'
    }

Skips nbits bits of the GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (Number) –

the number of bits to skip

Returns (Number) –

TRUE if nbits bits could be skipped, FALSE otherwise.

#### GstBase.BitReader.skip

    def GstBase.BitReader.skip (self, nbits):
        #python wrapper for 'gst_bit_reader_skip'

Skips nbits bits of the GstBase.BitReader instance.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

`nbits` (int) –

the number of bits to skip

Returns (bool) –

TRUE if nbits bits could be skipped, FALSE otherwise.

#### gst_bit_reader_skip_to_byte

    gboolean
    gst_bit_reader_skip_to_byte (GstBitReader * reader)

Skips until the next byte.

Parameters:

`reader` –

a GstBitReader instance

Returns –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.prototype.skip_to_byte

    function GstBase.BitReader.prototype.skip_to_byte(): {
        // javascript wrapper for 'gst_bit_reader_skip_to_byte'
    }

Skips until the next byte.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (Number) –

TRUE if successful, FALSE otherwise.

#### GstBase.BitReader.skip_to_byte

    def GstBase.BitReader.skip_to_byte (self):
        #python wrapper for 'gst_bit_reader_skip_to_byte'

Skips until the next byte.

Parameters:

`reader` (GstBase.BitReader) –

a GstBase.BitReader instance

Returns (bool) –

TRUE if successful, FALSE otherwise.

### Functions

#### gst_bit_reader_new

    GstBitReader *
    gst_bit_reader_new (const guint8* data,
                        guint size)

Create a new GstBitReader instance, which will read from data.

Free-function: gst_bit_reader_free

Parameters:

`data` ( [arraylength=size]) –

Data from which the GstBitReader should read

`size` –

Size of data in bytes

Returns ( [transfer: full]) –

a new GstBitReader instance

## Function Macros

### GST_BIT_READER_INIT

    #define GST_BIT_READER_INIT(data, size) {data, size, 0, 0}

A GstBitReader must be initialized with this macro, before it can be used. This macro can used be to initialize a variable, but it cannot be assigned to a variable. In that case you have to use gst_bit_reader_init.

Parameters:

`data` –

Data from which the GstBitReader should read

`size` –

Size of data in bytes

### __GST_BIT_READER_READ_BITS_INLINE

    #define __GST_BIT_READER_READ_BITS_INLINE(bits) \
    static inline gboolean \
    _gst_bit_reader_get_bits_uint##bits##_inline (GstBitReader *reader, guint##bits *val, guint nbits) \
    { \
      g_return_val_if_fail (reader != NULL, FALSE); \
      g_return_val_if_fail (val != NULL, FALSE); \
      g_return_val_if_fail (nbits <= bits, FALSE); \
      \
      if (_gst_bit_reader_get_remaining_unchecked (reader) < nbits) \
        return FALSE; \
    \
      *val = gst_bit_reader_get_bits_uint##bits##_unchecked (reader, nbits); \
      return TRUE; \
    } \
    \
    static inline gboolean \
    _gst_bit_reader_peek_bits_uint##bits##_inline (const GstBitReader *reader, guint##bits *val, guint nbits) \
    { \
      g_return_val_if_fail (reader != NULL, FALSE); \
      g_return_val_if_fail (val != NULL, FALSE); \
      g_return_val_if_fail (nbits <= bits, FALSE); \
      \
      if (_gst_bit_reader_get_remaining_unchecked (reader) < nbits) \
        return FALSE; \
    \
      *val = gst_bit_reader_peek_bits_uint##bits##_unchecked (reader, nbits); \
      return TRUE; \
    }

### __GST_BIT_READER_READ_BITS_UNCHECKED

    #define __GST_BIT_READER_READ_BITS_UNCHECKED(bits) \
    static inline guint##bits \
    gst_bit_reader_peek_bits_uint##bits##_unchecked (const GstBitReader *reader, guint nbits) \
    { \
      guint##bits ret = 0; \
      const guint8 *data; \
      guint byte, bit; \
      \
      data = reader->data; \
      byte = reader->byte; \
      bit = reader->bit; \
      \
      while (nbits > 0) { \
        guint toread = MIN (nbits, 8 - bit); \
        \
        ret <<= toread; \
        ret |= (data[byte] & (0xff >> bit)) >> (8 - toread - bit); \
        \
        bit += toread; \
        if (bit >= 8) { \
          byte++; \
          bit = 0; \
        } \
        nbits -= toread; \
      } \
      \
      return ret; \
    } \
    \
    static inline guint##bits \
    gst_bit_reader_get_bits_uint##bits##_unchecked (GstBitReader *reader, guint nbits) \
    { \
      guint##bits ret; \
      \
      ret = gst_bit_reader_peek_bits_uint##bits##_unchecked (reader, nbits); \
      \
      gst_bit_reader_skip_unchecked (reader, nbits); \
      \
      return ret; \
    }

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