Interface VideoStream.H264CodecSettingsOrBuilder (1.52.0) 

public static interface VideoStream.H264CodecSettingsOrBuilder extends MessageOrBuilder

Implements

MessageOrBuilder

Methods

getAllowOpenGop()

public abstract boolean getAllowOpenGop()

Specifies whether an open Group of Pictures (GOP) structure should be allowed or not. The default is false.

bool allow_open_gop = 8;

Returns
Type Description
boolean

The allowOpenGop.

getAqStrength()

public abstract double getAqStrength()

Specify the intensity of the adaptive quantizer (AQ). Must be between 0 and 1, where 0 disables the quantizer and 1 maximizes the quantizer. A higher value equals a lower bitrate but smoother image. The default is 0.

double aq_strength = 17;

Returns
Type Description
double

The aqStrength.

getBFrameCount()

public abstract int getBFrameCount()

The number of consecutive B-frames. Must be greater than or equal to zero. Must be less than VideoStream.gop_frame_count if set. The default is 0.

int32 b_frame_count = 16;

Returns
Type Description
int

The bFrameCount.

getBPyramid()

public abstract boolean getBPyramid()

Allow B-pyramid for reference frame selection. This may not be supported on all decoders. The default is false.

bool b_pyramid = 15;

Returns
Type Description
boolean

The bPyramid.

getBitrateBps()

public abstract int getBitrateBps()

Required. The video bitrate in bits per second. The minimum value is 1,000. The maximum value is 800,000,000.

int32 bitrate_bps = 4 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
int

The bitrateBps.

getCrfLevel()

public abstract int getCrfLevel()

Target CRF level. Must be between 10 and 36, where 10 is the highest quality and 36 is the most efficient compression. The default is 21.

int32 crf_level = 7;

Returns
Type Description
int

The crfLevel.

getEnableTwoPass()

public abstract boolean getEnableTwoPass()

Use two-pass encoding strategy to achieve better video quality. VideoStream.rate_control_mode must be vbr. The default is false.

bool enable_two_pass = 11;

Returns
Type Description
boolean

The enableTwoPass.

getEntropyCoder()

public abstract String getEntropyCoder()

The entropy coder to use. The default is cabac.

Supported entropy coders:

  • cavlc
  • cabac

string entropy_coder = 14;

Returns
Type Description
String

The entropyCoder.

getEntropyCoderBytes()

public abstract ByteString getEntropyCoderBytes()

The entropy coder to use. The default is cabac.

Supported entropy coders:

  • cavlc
  • cabac

string entropy_coder = 14;

Returns
Type Description
ByteString

The bytes for entropyCoder.

getFrameRate()

public abstract double getFrameRate()

Required. The target video frame rate in frames per second (FPS). Must be less than or equal to 120. Will default to the input frame rate if larger than the input frame rate. The API will generate an output FPS that is divisible by the input FPS, and smaller or equal to the target FPS. See Calculating frame rate for more information.

double frame_rate = 3 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
double

The frameRate.

getGopDuration()

public abstract Duration getGopDuration()

Select the GOP size based on the specified duration. The default is 3s. Note that gopDuration must be less than or equal to segmentDuration, and segmentDuration must be divisible by gopDuration.

.google.protobuf.Duration gop_duration = 10;

Returns
Type Description
Duration

The gopDuration.

getGopDurationOrBuilder()

public abstract DurationOrBuilder getGopDurationOrBuilder()

Select the GOP size based on the specified duration. The default is 3s. Note that gopDuration must be less than or equal to segmentDuration, and segmentDuration must be divisible by gopDuration.

.google.protobuf.Duration gop_duration = 10;

Returns
Type Description
DurationOrBuilder

getGopFrameCount()

public abstract int getGopFrameCount()

Select the GOP size based on the specified frame count. Must be greater than zero.

int32 gop_frame_count = 9;

Returns
Type Description
int

The gopFrameCount.

getGopModeCase()

public abstract VideoStream.H264CodecSettings.GopModeCase getGopModeCase()
Returns
Type Description
VideoStream.H264CodecSettings.GopModeCase

getHeightPixels()

public abstract int getHeightPixels()

The height of the video in pixels. Must be an even integer. When not specified, the height is adjusted to match the specified width and input aspect ratio. If both are omitted, the input height is used.

For portrait videos that contain horizontal ASR and rotation metadata, provide the height, in pixels, per the horizontal ASR. The API calculates the width per the horizontal ASR. The API detects any rotation metadata and swaps the requested height and width for the output.

int32 height_pixels = 2;

Returns
Type Description
int

The heightPixels.

getPixelFormat()

public abstract String getPixelFormat()

Pixel format to use. The default is yuv420p.

Supported pixel formats:

  • yuv420p pixel format
  • yuv422p pixel format
  • yuv444p pixel format
  • yuv420p10 10-bit HDR pixel format
  • yuv422p10 10-bit HDR pixel format
  • yuv444p10 10-bit HDR pixel format
  • yuv420p12 12-bit HDR pixel format
  • yuv422p12 12-bit HDR pixel format
  • yuv444p12 12-bit HDR pixel format

string pixel_format = 5;

Returns
Type Description
String

The pixelFormat.

getPixelFormatBytes()

public abstract ByteString getPixelFormatBytes()

Pixel format to use. The default is yuv420p.

Supported pixel formats:

  • yuv420p pixel format
  • yuv422p pixel format
  • yuv444p pixel format
  • yuv420p10 10-bit HDR pixel format
  • yuv422p10 10-bit HDR pixel format
  • yuv444p10 10-bit HDR pixel format
  • yuv420p12 12-bit HDR pixel format
  • yuv422p12 12-bit HDR pixel format
  • yuv444p12 12-bit HDR pixel format

string pixel_format = 5;

Returns
Type Description
ByteString

The bytes for pixelFormat.

getPreset()

public abstract String getPreset()

Enforces the specified codec preset. The default is veryfast. The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string preset = 20;

Returns
Type Description
String

The preset.

getPresetBytes()

public abstract ByteString getPresetBytes()

Enforces the specified codec preset. The default is veryfast. The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string preset = 20;

Returns
Type Description
ByteString

The bytes for preset.

getProfile()

public abstract String getProfile()

Enforces the specified codec profile. The following profiles are supported:

  • baseline
  • main

  • high (default)

    The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string profile = 18;

Returns
Type Description
String

The profile.

getProfileBytes()

public abstract ByteString getProfileBytes()

Enforces the specified codec profile. The following profiles are supported:

  • baseline
  • main

  • high (default)

    The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string profile = 18;

Returns
Type Description
ByteString

The bytes for profile.

getRateControlMode()

public abstract String getRateControlMode()

Specify the rate_control_mode. The default is vbr.

Supported rate control modes:

  • vbr - variable bitrate
  • crf - constant rate factor

string rate_control_mode = 6;

Returns
Type Description
String

The rateControlMode.

getRateControlModeBytes()

public abstract ByteString getRateControlModeBytes()

Specify the rate_control_mode. The default is vbr.

Supported rate control modes:

  • vbr - variable bitrate
  • crf - constant rate factor

string rate_control_mode = 6;

Returns
Type Description
ByteString

The bytes for rateControlMode.

getTune()

public abstract String getTune()

Enforces the specified codec tune. The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string tune = 19;

Returns
Type Description
String

The tune.

getTuneBytes()

public abstract ByteString getTuneBytes()

Enforces the specified codec tune. The available options are FFmpeg-compatible. Note that certain values for this field may cause the transcoder to override other fields you set in the H264CodecSettings message.

string tune = 19;

Returns
Type Description
ByteString

The bytes for tune.

getVbvFullnessBits()

public abstract int getVbvFullnessBits()

Initial fullness of the Video Buffering Verifier (VBV) buffer in bits. Must be greater than zero. The default is equal to 90% of VideoStream.vbv_size_bits.

int32 vbv_fullness_bits = 13;

Returns
Type Description
int

The vbvFullnessBits.

getVbvSizeBits()

public abstract int getVbvSizeBits()

Size of the Video Buffering Verifier (VBV) buffer in bits. Must be greater than zero. The default is equal to VideoStream.bitrate_bps.

int32 vbv_size_bits = 12;

Returns
Type Description
int

The vbvSizeBits.

getWidthPixels()

public abstract int getWidthPixels()

The width of the video in pixels. Must be an even integer. When not specified, the width is adjusted to match the specified height and input aspect ratio. If both are omitted, the input width is used.

For portrait videos that contain horizontal ASR and rotation metadata, provide the width, in pixels, per the horizontal ASR. The API calculates the height per the horizontal ASR. The API detects any rotation metadata and swaps the requested height and width for the output.

int32 width_pixels = 1;

Returns
Type Description
int

The widthPixels.

hasGopDuration()

public abstract boolean hasGopDuration()

Select the GOP size based on the specified duration. The default is 3s. Note that gopDuration must be less than or equal to segmentDuration, and segmentDuration must be divisible by gopDuration.

.google.protobuf.Duration gop_duration = 10;

Returns
Type Description
boolean

Whether the gopDuration field is set.

hasGopFrameCount()

public abstract boolean hasGopFrameCount()

Select the GOP size based on the specified frame count. Must be greater than zero.

int32 gop_frame_count = 9;

Returns
Type Description
boolean

Whether the gopFrameCount field is set.