PixFmtInfo Struct Reference

Data Fields
const char *	name
uint8_t	nb_channels
	number of channels (including alpha)
uint8_t	color_type
	color type (see FF_COLOR_xxx constants)
uint8_t	pixel_type
	pixel storage type (see FF_PIXEL_xxx constants)
uint8_t	is_alpha: 1
	true if alpha can be specified
uint8_t	is_hwaccel: 1
	true if this is an HW accelerated format
uint8_t	x_chroma_shift
	X chroma subsampling factor is 2 ^ shift.
uint8_t	y_chroma_shift
	Y chroma subsampling factor is 2 ^ shift.
uint8_t	depth
	bit depth of the color components

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Detailed Description

Definition at line 54 of file imgconvert.c.

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Field Documentation

uint8_t PixFmtInfo::color_type

color type (see FF_COLOR_xxx constants)

Definition at line 57 of file imgconvert.c.

Referenced by avcodec_get_pix_fmt_loss(), img_convert(), and is_yuv_planar().

uint8_t PixFmtInfo::depth

bit depth of the color components

Definition at line 63 of file imgconvert.c.

Referenced by avcodec_get_pix_fmt_loss(), avcodec_pix_fmt_string(), avg_bits_per_pixel(), avpicture_layout(), and ff_get_plane_bytewidth().

uint8_t PixFmtInfo::is_alpha

true if alpha can be specified

Definition at line 59 of file imgconvert.c.

Referenced by avcodec_get_pix_fmt_loss(), avcodec_pix_fmt_string(), img_convert(), and img_get_alpha_info().

uint8_t PixFmtInfo::is_hwaccel

true if this is an HW accelerated format

Definition at line 60 of file imgconvert.c.

Referenced by ff_is_hwaccel_pix_fmt().

const char* PixFmtInfo::name

Definition at line 55 of file imgconvert.c.

Referenced by avcodec_get_pix_fmt_name(), and avcodec_pix_fmt_string().

uint8_t PixFmtInfo::nb_channels

number of channels (including alpha)

Definition at line 56 of file imgconvert.c.

Referenced by av_picture_copy(), avcodec_pix_fmt_string(), avg_bits_per_pixel(), avpicture_layout(), and ff_get_plane_bytewidth().

uint8_t PixFmtInfo::pixel_type

pixel storage type (see FF_PIXEL_xxx constants)

Definition at line 58 of file imgconvert.c.

Referenced by av_picture_copy(), avcodec_get_pix_fmt_loss(), avg_bits_per_pixel(), avpicture_layout(), ff_get_plane_bytewidth(), and is_yuv_planar().

uint8_t PixFmtInfo::x_chroma_shift

X chroma subsampling factor is 2 ^ shift.

Definition at line 61 of file imgconvert.c.

Referenced by av_picture_crop(), av_picture_pad(), avcodec_get_chroma_sub_sample(), avcodec_get_pix_fmt_loss(), avg_bits_per_pixel(), avpicture_layout(), ff_fill_linesize(), ff_get_plane_bytewidth(), and img_convert().

uint8_t PixFmtInfo::y_chroma_shift

Y chroma subsampling factor is 2 ^ shift.

Definition at line 62 of file imgconvert.c.

Referenced by av_picture_copy(), av_picture_crop(), av_picture_pad(), avcodec_get_chroma_sub_sample(), avcodec_get_pix_fmt_loss(), avg_bits_per_pixel(), avpicture_layout(), ff_fill_pointer(), and img_convert().

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The documentation for this struct was generated from the following file:

• libavcodec/imgconvert.c