mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-24 10:41:04 +00:00
video: Backport GstVideoInfo/GstVideoFormatInfo from 0.11
This commit is contained in:
Edward Hervey
parent
af71c29bcf
commit
8f00d76c97
4 changed files with 1537 additions and 322 deletions
|
|
@ -2277,7 +2277,85 @@ GST_VIDEO_BUFFER_TFF
|
|||
GST_VIDEO_BUFFER_RFF
|
||||
GST_VIDEO_BUFFER_ONEFIELD
|
||||
GST_VIDEO_BUFFER_PROGRESSIVE
|
||||
GstVideoChromaSite
|
||||
GstVideoColorMatrix
|
||||
GstVideoColorPrimaries
|
||||
GstVideoColorRange
|
||||
GstVideoColorimetry
|
||||
GstVideoFlags
|
||||
GstVideoFormatFlags
|
||||
GstVideoFormatPack
|
||||
GstVideoFormatUnpack
|
||||
GstVideoInterlaceMode
|
||||
GstVideoTransferFunction
|
||||
GstVideoFormat
|
||||
GstVideoFormatInfo
|
||||
GST_VIDEO_FORMAT_INFO_BITS
|
||||
GST_VIDEO_FORMAT_INFO_DATA
|
||||
GST_VIDEO_FORMAT_INFO_DEPTH
|
||||
GST_VIDEO_FORMAT_INFO_FLAGS
|
||||
GST_VIDEO_FORMAT_INFO_FORMAT
|
||||
GST_VIDEO_FORMAT_INFO_HAS_ALPHA
|
||||
GST_VIDEO_FORMAT_INFO_HAS_PALETTE
|
||||
GST_VIDEO_FORMAT_INFO_H_SUB
|
||||
GST_VIDEO_FORMAT_INFO_IS_GRAY
|
||||
GST_VIDEO_FORMAT_INFO_IS_LE
|
||||
GST_VIDEO_FORMAT_INFO_IS_RGB
|
||||
GST_VIDEO_FORMAT_INFO_IS_YUV
|
||||
GST_VIDEO_FORMAT_INFO_NAME
|
||||
GST_VIDEO_FORMAT_INFO_N_COMPONENTS
|
||||
GST_VIDEO_FORMAT_INFO_N_PLANES
|
||||
GST_VIDEO_FORMAT_INFO_OFFSET
|
||||
GST_VIDEO_FORMAT_INFO_PLANE
|
||||
GST_VIDEO_FORMAT_INFO_POFFSET
|
||||
GST_VIDEO_FORMAT_INFO_PSTRIDE
|
||||
GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT
|
||||
GST_VIDEO_FORMAT_INFO_SCALE_WIDTH
|
||||
GST_VIDEO_FORMAT_INFO_SHIFT
|
||||
GST_VIDEO_FORMAT_INFO_STRIDE
|
||||
GST_VIDEO_FORMAT_INFO_W_SUB
|
||||
GstVideoInfo
|
||||
GST_VIDEO_INFO_COMP_BITS
|
||||
GST_VIDEO_INFO_COMP_DATA
|
||||
GST_VIDEO_INFO_COMP_DEPTH
|
||||
GST_VIDEO_INFO_COMP_HEIGHT
|
||||
GST_VIDEO_INFO_COMP_OFFSET
|
||||
GST_VIDEO_INFO_COMP_PLANE
|
||||
GST_VIDEO_INFO_COMP_POFFSET
|
||||
GST_VIDEO_INFO_COMP_PSTRIDE
|
||||
GST_VIDEO_INFO_COMP_STRIDE
|
||||
GST_VIDEO_INFO_COMP_WIDTH
|
||||
GST_VIDEO_INFO_FLAGS
|
||||
GST_VIDEO_INFO_FLAG_IS_SET
|
||||
GST_VIDEO_INFO_FLAG_SET
|
||||
GST_VIDEO_INFO_FLAG_UNSET
|
||||
GST_VIDEO_INFO_FORMAT
|
||||
GST_VIDEO_INFO_FPS_D
|
||||
GST_VIDEO_INFO_FPS_N
|
||||
GST_VIDEO_INFO_HAS_ALPHA
|
||||
GST_VIDEO_INFO_HEIGHT
|
||||
GST_VIDEO_INFO_INTERLACE_MODE
|
||||
GST_VIDEO_INFO_IS_GRAY
|
||||
GST_VIDEO_INFO_IS_INTERLACED
|
||||
GST_VIDEO_INFO_IS_RGB
|
||||
GST_VIDEO_INFO_IS_YUV
|
||||
GST_VIDEO_INFO_NAME
|
||||
GST_VIDEO_INFO_N_COMPONENTS
|
||||
GST_VIDEO_INFO_N_PLANES
|
||||
GST_VIDEO_INFO_PAR_D
|
||||
GST_VIDEO_INFO_PAR_N
|
||||
GST_VIDEO_INFO_PLANE_OFFSET
|
||||
GST_VIDEO_INFO_PLANE_STRIDE
|
||||
GST_VIDEO_INFO_SIZE
|
||||
GST_VIDEO_INFO_WIDTH
|
||||
GST_VIDEO_MAX_COMPONENTS
|
||||
GST_VIDEO_MAX_PLANES
|
||||
GST_VIDEO_SUB_SCALE
|
||||
gst_video_info_convert
|
||||
gst_video_info_from_caps
|
||||
gst_video_info_init
|
||||
gst_video_info_set_format
|
||||
gst_video_info_to_caps
|
||||
gst_video_calculate_display_ratio
|
||||
gst_video_frame_rate
|
||||
gst_video_get_size
|
||||
|
|
@ -2293,12 +2371,15 @@ gst_video_format_get_component_depth
|
|||
gst_video_format_get_pixel_stride
|
||||
gst_video_format_get_row_stride
|
||||
gst_video_format_get_size
|
||||
gst_video_format_get_info
|
||||
gst_video_format_has_alpha
|
||||
gst_video_format_is_rgb
|
||||
gst_video_format_is_gray
|
||||
gst_video_format_is_yuv
|
||||
gst_video_format_to_fourcc
|
||||
gst_video_format_from_fourcc
|
||||
gst_video_format_to_string
|
||||
gst_video_format_from_masks
|
||||
gst_video_format_parse_caps
|
||||
gst_video_format_parse_caps_interlaced
|
||||
gst_video_parse_caps_framerate
|
||||
|
|
@ -2306,6 +2387,9 @@ gst_video_parse_caps_pixel_aspect_ratio
|
|||
gst_video_parse_caps_color_matrix
|
||||
gst_video_parse_caps_chroma_site
|
||||
gst_video_parse_caps_palette
|
||||
gst_video_colorimetry_from_string
|
||||
gst_video_colorimetry_matches
|
||||
gst_video_colorimetry_to_string
|
||||
GstVideoConvertFrameCallback
|
||||
gst_video_convert_frame
|
||||
gst_video_convert_frame_async
|
||||
|
|
@ -2319,6 +2403,22 @@ gst_video_event_parse_downstream_force_key_unit
|
|||
<SUBSECTION Standard>
|
||||
gst_video_format_get_type
|
||||
GST_TYPE_VIDEO_FORMAT
|
||||
GST_TYPE_VIDEO_CHROMA_SITE
|
||||
GST_TYPE_VIDEO_COLOR_MATRIX
|
||||
GST_TYPE_VIDEO_COLOR_PRIMARIES
|
||||
GST_TYPE_VIDEO_COLOR_RANGE
|
||||
GST_TYPE_VIDEO_FLAGS
|
||||
GST_TYPE_VIDEO_FORMAT_FLAGS
|
||||
GST_TYPE_VIDEO_INTERLACE_MODE
|
||||
GST_TYPE_VIDEO_TRANSFER_FUNCTION
|
||||
gst_video_chroma_site_get_type
|
||||
gst_video_color_matrix_get_type
|
||||
gst_video_color_primaries_get_type
|
||||
gst_video_color_range_get_type
|
||||
gst_video_flags_get_type
|
||||
gst_video_format_flags_get_type
|
||||
gst_video_interlace_mode_get_type
|
||||
gst_video_transfer_function_get_type
|
||||
</SECTION>
|
||||
|
||||
<SECTION>
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -435,6 +435,467 @@ typedef enum {
|
|||
*/
|
||||
#define GST_VIDEO_BUFFER_PROGRESSIVE GST_BUFFER_FLAG_MEDIA4
|
||||
|
||||
/* Backported from 0.11 */
|
||||
|
||||
#define GST_VIDEO_MAX_PLANES 4
|
||||
#define GST_VIDEO_MAX_COMPONENTS 4
|
||||
|
||||
typedef struct _GstVideoFormatInfo GstVideoFormatInfo;
|
||||
|
||||
/**
|
||||
* GstVideoFormatFlags:
|
||||
* @GST_VIDEO_FORMAT_FLAG_YUV: The video format is YUV, components are numbered
|
||||
* 0=Y, 1=U, 2=V.
|
||||
* @GST_VIDEO_FORMAT_FLAG_RGB: The video format is RGB, components are numbered
|
||||
* 0=R, 1=G, 2=B.
|
||||
* @GST_VIDEO_FORMAT_FLAG_GRAY: The video is gray, there is one gray component
|
||||
* with index 0.
|
||||
* @GST_VIDEO_FORMAT_FLAG_ALPHA: The video format has an alpha components with
|
||||
* the number 3.
|
||||
* @GST_VIDEO_FORMAT_FLAG_LE: The video format has data stored in little
|
||||
* endianness.
|
||||
* @GST_VIDEO_FORMAT_FLAG_PALETTE: The video format has a palette.
|
||||
* @GST_VIDEO_FORMAT_FLAG_COMPLEX: The video format has a complex layout that
|
||||
* can't be described with the usual information in the #GstVideoFormatInfo.
|
||||
*
|
||||
* The different video flags that a format info can have.
|
||||
*/
|
||||
typedef enum
|
||||
{
|
||||
GST_VIDEO_FORMAT_FLAG_YUV = (1 << 0),
|
||||
GST_VIDEO_FORMAT_FLAG_RGB = (1 << 1),
|
||||
GST_VIDEO_FORMAT_FLAG_GRAY = (1 << 2),
|
||||
GST_VIDEO_FORMAT_FLAG_ALPHA = (1 << 3),
|
||||
GST_VIDEO_FORMAT_FLAG_LE = (1 << 4),
|
||||
GST_VIDEO_FORMAT_FLAG_PALETTE = (1 << 5),
|
||||
GST_VIDEO_FORMAT_FLAG_COMPLEX = (1 << 6)
|
||||
} GstVideoFormatFlags;
|
||||
|
||||
#define GST_VIDEO_COMP_Y 0
|
||||
#define GST_VIDEO_COMP_U 1
|
||||
#define GST_VIDEO_COMP_V 2
|
||||
|
||||
#define GST_VIDEO_COMP_R 0
|
||||
#define GST_VIDEO_COMP_G 1
|
||||
#define GST_VIDEO_COMP_B 2
|
||||
|
||||
#define GST_VIDEO_COMP_A 3
|
||||
|
||||
/**
|
||||
* GstVideoFormatUnpack:
|
||||
* @info: a #GstVideoFormatInfo
|
||||
* @dest: a destination array
|
||||
* @data: pointers to the data planes
|
||||
* @stride: strides of the planes
|
||||
* @x: the x position in the image to start from
|
||||
* @y: the y position in the image to start from
|
||||
* @width: the amount of pixels to unpack.
|
||||
*
|
||||
* Unpacks @width pixels from the given planes and strides containing data of
|
||||
* format @info. The pixels will be unpacked into @dest which each component
|
||||
* interleaved. @dest should at least be big enough to hold @width *
|
||||
* n_components * size(unpack_format) bytes.
|
||||
*/
|
||||
typedef void (*GstVideoFormatUnpack) (GstVideoFormatInfo *info, gpointer dest,
|
||||
const gpointer data[GST_VIDEO_MAX_PLANES],
|
||||
const gint stride[GST_VIDEO_MAX_PLANES],
|
||||
gint x, gint y, gint width);
|
||||
/**
|
||||
* GstVideoFormatPack:
|
||||
* @info: a #GstVideoFormatInfo
|
||||
* @src: a source array
|
||||
* @data: pointers to the destination data planes
|
||||
* @stride: strides of the destination planes
|
||||
* @x: the x position in the image to pack to
|
||||
* @y: the y position in the image to pack to
|
||||
* @width: the amount of pixels to pack.
|
||||
*
|
||||
* Packs @width pixels from @src to the given planes and strides in the
|
||||
* format @info. The pixels from source have each component interleaved
|
||||
* and will be packed into the planes in @data.
|
||||
*/
|
||||
typedef void (*GstVideoFormatPack) (GstVideoFormatInfo *info, const gpointer src,
|
||||
gpointer data[GST_VIDEO_MAX_PLANES],
|
||||
const gint stride[GST_VIDEO_MAX_PLANES],
|
||||
gint x, gint y, gint width);
|
||||
|
||||
/**
|
||||
* GstVideoFormatInfo:
|
||||
* @format: #GstVideoFormat
|
||||
* @name: string representation of the format
|
||||
* @description: use readable description of the format
|
||||
* @flags: #GstVideoFormatFlags
|
||||
* @bits: The number of bits used to pack data items. This can be less than 8
|
||||
* when multiple pixels are stored in a byte. for values > 8 multiple bytes
|
||||
* should be read according to the endianness flag before applying the shift
|
||||
* and mask.
|
||||
* @n_components: the number of components in the video format.
|
||||
* @shift: the number of bits to shift away to get the component data
|
||||
* @depth: the depth in bits for each component
|
||||
* @pixel_stride: the pixel stride of each component. This is the amount of
|
||||
* bytes to the pixel immediately to the right. When bits < 8, the stride is
|
||||
* expressed in bits.
|
||||
* @n_planes: the number of planes for this format. The number of planes can be
|
||||
* less than the amount of components when multiple components are packed into
|
||||
* one plane.
|
||||
* @plane: the plane number where a component can be found
|
||||
* @poffset: the offset in the plane where the first pixel of the components
|
||||
* can be found. If bits < 8 the amount is specified in bits.
|
||||
* @w_sub: subsampling factor of the width for the component. Use
|
||||
* GST_VIDEO_SUB_SCALE to scale a width.
|
||||
* @h_sub: subsampling factor of the height for the component. Use
|
||||
* GST_VIDEO_SUB_SCALE to scale a height.
|
||||
* @unpack_format: the format of the unpacked pixels.
|
||||
* @unpack_func: an unpack function for this format
|
||||
* @pack_func: an pack function for this format
|
||||
*
|
||||
* Information for a video format.
|
||||
*/
|
||||
struct _GstVideoFormatInfo {
|
||||
GstVideoFormat format;
|
||||
const gchar *name;
|
||||
const gchar *description;
|
||||
GstVideoFormatFlags flags;
|
||||
guint bits;
|
||||
guint n_components;
|
||||
guint shift[GST_VIDEO_MAX_COMPONENTS];
|
||||
guint depth[GST_VIDEO_MAX_COMPONENTS];
|
||||
gint pixel_stride[GST_VIDEO_MAX_COMPONENTS];
|
||||
guint n_planes;
|
||||
guint plane[GST_VIDEO_MAX_COMPONENTS];
|
||||
guint poffset[GST_VIDEO_MAX_COMPONENTS];
|
||||
guint w_sub[GST_VIDEO_MAX_COMPONENTS];
|
||||
guint h_sub[GST_VIDEO_MAX_COMPONENTS];
|
||||
|
||||
GstVideoFormat unpack_format;
|
||||
GstVideoFormatUnpack unpack_func;
|
||||
GstVideoFormatPack pack_func;
|
||||
};
|
||||
|
||||
#define GST_VIDEO_FORMAT_INFO_FORMAT(info) ((info)->format)
|
||||
#define GST_VIDEO_FORMAT_INFO_NAME(info) ((info)->name)
|
||||
#define GST_VIDEO_FORMAT_INFO_FLAGS(info) ((info)->flags)
|
||||
|
||||
#define GST_VIDEO_FORMAT_INFO_IS_YUV(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_YUV)
|
||||
#define GST_VIDEO_FORMAT_INFO_IS_RGB(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_RGB)
|
||||
#define GST_VIDEO_FORMAT_INFO_IS_GRAY(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_GRAY)
|
||||
#define GST_VIDEO_FORMAT_INFO_HAS_ALPHA(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_ALPHA)
|
||||
#define GST_VIDEO_FORMAT_INFO_IS_LE(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_LE)
|
||||
#define GST_VIDEO_FORMAT_INFO_HAS_PALETTE(info) ((info)->flags & GST_VIDEO_FORMAT_FLAG_PALETTE)
|
||||
|
||||
#define GST_VIDEO_FORMAT_INFO_BITS(info) ((info)->bits)
|
||||
#define GST_VIDEO_FORMAT_INFO_N_COMPONENTS(info) ((info)->n_components)
|
||||
#define GST_VIDEO_FORMAT_INFO_SHIFT(info,c) ((info)->shift[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_DEPTH(info,c) ((info)->depth[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_PSTRIDE(info,c) ((info)->pixel_stride[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_N_PLANES(info) ((info)->n_planes)
|
||||
#define GST_VIDEO_FORMAT_INFO_PLANE(info,c) ((info)->plane[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_POFFSET(info,c) ((info)->poffset[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_W_SUB(info,c) ((info)->w_sub[c])
|
||||
#define GST_VIDEO_FORMAT_INFO_H_SUB(info,c) ((info)->h_sub[c])
|
||||
|
||||
#define GST_VIDEO_SUB_SCALE(scale,val) (-((-((gint)val))>>(scale)))
|
||||
|
||||
#define GST_VIDEO_FORMAT_INFO_SCALE_WIDTH(info,c,w) GST_VIDEO_SUB_SCALE ((info)->w_sub[(c)],(w))
|
||||
#define GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT(info,c,h) GST_VIDEO_SUB_SCALE ((info)->h_sub[(c)],(h))
|
||||
|
||||
#define GST_VIDEO_FORMAT_INFO_DATA(info,planes,comp) \
|
||||
(((guint8*)(planes)[info->plane[comp]]) + info->poffset[comp])
|
||||
#define GST_VIDEO_FORMAT_INFO_STRIDE(info,strides,comp) ((strides)[info->plane[comp]])
|
||||
#define GST_VIDEO_FORMAT_INFO_OFFSET(info,offsets,comp) \
|
||||
(((offsets)[info->plane[comp]]) + info->poffset[comp])
|
||||
|
||||
typedef struct _GstVideoInfo GstVideoInfo;
|
||||
|
||||
const GstVideoFormatInfo *
|
||||
gst_video_format_get_info (GstVideoFormat format) G_GNUC_CONST;
|
||||
/**
|
||||
* GstVideoInterlaceMode:
|
||||
* @GST_VIDEO_INTERLACE_MODE_PROGRESSIVE: all frames are progressive
|
||||
* @GST_VIDEO_INTERLACE_MODE_INTERLEAVED: video is interlaced and all fields
|
||||
* are interlaced in one frame.
|
||||
* @GST_VIDEO_INTERLACE_MODE_MIXED: video contains both interlaced and
|
||||
* progressive frames, the buffer flags describe the frame and fields.
|
||||
* @GST_VIDEO_INTERLACE_MODE_FIELDS: video is interlaced and fields are stored
|
||||
* separately. Use the id property to get access to the required field.
|
||||
*
|
||||
* The possible values of the #GstVideoInterlaceMode describing the interlace
|
||||
* mode of the stream.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_INTERLACE_MODE_PROGRESSIVE = 0,
|
||||
GST_VIDEO_INTERLACE_MODE_INTERLEAVED,
|
||||
GST_VIDEO_INTERLACE_MODE_MIXED,
|
||||
GST_VIDEO_INTERLACE_MODE_FIELDS
|
||||
} GstVideoInterlaceMode;
|
||||
|
||||
/**
|
||||
* GstVideoFlags:
|
||||
* @GST_VIDEO_FLAG_NONE: no flags
|
||||
* @GST_VIDEO_FLAG_VARIABLE_FPS: a variable fps is selected, fps_n and fps_d
|
||||
* denote the maximum fps of the video
|
||||
*
|
||||
* Extra video flags
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_FLAG_NONE = 0,
|
||||
GST_VIDEO_FLAG_VARIABLE_FPS = (1 << 1)
|
||||
} GstVideoFlags;
|
||||
|
||||
/**
|
||||
* GstVideoChroma:
|
||||
* @GST_VIDEO_CHROMA_SITE_UNKNOWN: unknown cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_NONE: no cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_H_COSITED: chroma is horizontally cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_V_COSITED: chroma is vertically cosited
|
||||
* @GST_VIDEO_CHROMA_SITE_ALT_LINE: choma samples are sited on alternate lines
|
||||
* @GST_VIDEO_CHROMA_SITE_COSITED: chroma samples cosited with luma samples
|
||||
* @GST_VIDEO_CHROMA_SITE_JPEG: jpeg style cositing, also for mpeg1 and mjpeg
|
||||
* @GST_VIDEO_CHROMA_SITE_MPEG2: mpeg2 style cositing
|
||||
* @GST_VIDEO_CHROMA_SITE_DV: DV style cositing
|
||||
*
|
||||
* Various Chroma sitings.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_CHROMA_SITE_UNKNOWN = 0,
|
||||
GST_VIDEO_CHROMA_SITE_NONE = (1 << 0),
|
||||
GST_VIDEO_CHROMA_SITE_H_COSITED = (1 << 1),
|
||||
GST_VIDEO_CHROMA_SITE_V_COSITED = (1 << 2),
|
||||
GST_VIDEO_CHROMA_SITE_ALT_LINE = (1 << 3),
|
||||
/* some common chroma cositing */
|
||||
GST_VIDEO_CHROMA_SITE_COSITED = (GST_VIDEO_CHROMA_SITE_H_COSITED | GST_VIDEO_CHROMA_SITE_V_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_JPEG = (GST_VIDEO_CHROMA_SITE_NONE),
|
||||
GST_VIDEO_CHROMA_SITE_MPEG2 = (GST_VIDEO_CHROMA_SITE_H_COSITED),
|
||||
GST_VIDEO_CHROMA_SITE_DV = (GST_VIDEO_CHROMA_SITE_COSITED | GST_VIDEO_CHROMA_SITE_ALT_LINE),
|
||||
} GstVideoChromaSite;
|
||||
|
||||
|
||||
/**
|
||||
* GstVideoColorRange:
|
||||
* @GST_VIDEO_COLOR_RANGE_UNKNOWN: unknown range
|
||||
* @GST_VIDEO_COLOR_RANGE_0_255: [0..255] for 8 bit components
|
||||
* @GST_VIDEO_COLOR_RANGE_16_235: [16..235] for 8 bit components. Chroma has
|
||||
* [16..240] range.
|
||||
*
|
||||
* Possible color range values. These constants are defined for 8 bit color
|
||||
* values and can be scaled for other bit depths.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_COLOR_RANGE_UNKNOWN = 0,
|
||||
GST_VIDEO_COLOR_RANGE_0_255,
|
||||
GST_VIDEO_COLOR_RANGE_16_235
|
||||
} GstVideoColorRange;
|
||||
|
||||
/**
|
||||
* GstVideoColorMatrix:
|
||||
* @GST_VIDEO_COLOR_MATRIX_UNKNOWN: unknown matrix
|
||||
* @GST_VIDEO_COLOR_MATRIX_RGB: identity matrix
|
||||
* @GST_VIDEO_COLOR_MATRIX_FCC: FCC color matrix
|
||||
* @GST_VIDEO_COLOR_MATRIX_BT709: ITU-R BT.709 color matrix
|
||||
* @GST_VIDEO_COLOR_MATRIX_BT601: ITU-R BT.601 color matrix
|
||||
* @GST_VIDEO_COLOR_MATRIX_SMPTE240M: SMPTE 240M color matrix
|
||||
*
|
||||
* The color matrix is used to convert between Y'PbPr and
|
||||
* non-linear RGB (R'G'B')
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_COLOR_MATRIX_UNKNOWN = 0,
|
||||
GST_VIDEO_COLOR_MATRIX_RGB,
|
||||
GST_VIDEO_COLOR_MATRIX_FCC,
|
||||
GST_VIDEO_COLOR_MATRIX_BT709,
|
||||
GST_VIDEO_COLOR_MATRIX_BT601,
|
||||
GST_VIDEO_COLOR_MATRIX_SMPTE240M
|
||||
} GstVideoColorMatrix;
|
||||
|
||||
/**
|
||||
* GstVideoTransferFunction:
|
||||
* @GST_VIDEO_TRANSFER_UNKNOWN: unknown transfer function
|
||||
* @GST_VIDEO_TRANSFER_GAMMA10: linear RGB, gamma 1.0 curve
|
||||
* @GST_VIDEO_TRANSFER_GAMMA18: Gamma 1.8 curve
|
||||
* @GST_VIDEO_TRANSFER_GAMMA20: Gamma 2.0 curve
|
||||
* @GST_VIDEO_TRANSFER_GAMMA22: Gamma 2.2 curve
|
||||
* @GST_VIDEO_TRANSFER_BT709: Gamma 2.2 curve with a linear segment in the lower
|
||||
* range
|
||||
* @GST_VIDEO_TRANSFER_SMPTE240M: Gamma 2.2 curve with a linear segment in the
|
||||
* lower range
|
||||
* @GST_VIDEO_TRANSFER_SRGB: Gamma 2.4 curve with a linear segment in the lower
|
||||
* range
|
||||
* @GST_VIDEO_TRANSFER_GAMMA28: Gamma 2.8 curve
|
||||
* @GST_VIDEO_TRANSFER_LOG100: Logarithmic transfer characteristic
|
||||
* 100:1 range
|
||||
* @GST_VIDEO_TRANSFER_LOG316: Logarithmic transfer characteristic
|
||||
* 316.22777:1 range
|
||||
*
|
||||
* The video transfer function defines the formula for converting between
|
||||
* non-linear RGB (R'G'B') and linear RGB
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_TRANSFER_UNKNOWN = 0,
|
||||
GST_VIDEO_TRANSFER_GAMMA10,
|
||||
GST_VIDEO_TRANSFER_GAMMA18,
|
||||
GST_VIDEO_TRANSFER_GAMMA20,
|
||||
GST_VIDEO_TRANSFER_GAMMA22,
|
||||
GST_VIDEO_TRANSFER_BT709,
|
||||
GST_VIDEO_TRANSFER_SMPTE240M,
|
||||
GST_VIDEO_TRANSFER_SRGB,
|
||||
GST_VIDEO_TRANSFER_GAMMA28,
|
||||
GST_VIDEO_TRANSFER_LOG100,
|
||||
GST_VIDEO_TRANSFER_LOG316
|
||||
} GstVideoTransferFunction;
|
||||
|
||||
/**
|
||||
* GstVideoColorPrimaries:
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_UNKNOWN: unknown color primaries
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_BT709: BT709 primaries
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_BT470M: BT470M primaries
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_BT470BG: BT470BG primaries
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_SMPTE170M: SMPTE170M primaries
|
||||
* @GST_VIDEO_COLOR_PRIMARIES_SMPTE240M: SMPTE240M primaries
|
||||
*
|
||||
* The color primaries define the how to transform linear RGB values to and from
|
||||
* the CIE XYZ colorspace.
|
||||
*/
|
||||
typedef enum {
|
||||
GST_VIDEO_COLOR_PRIMARIES_UNKNOWN = 0,
|
||||
GST_VIDEO_COLOR_PRIMARIES_BT709,
|
||||
GST_VIDEO_COLOR_PRIMARIES_BT470M,
|
||||
GST_VIDEO_COLOR_PRIMARIES_BT470BG,
|
||||
GST_VIDEO_COLOR_PRIMARIES_SMPTE170M,
|
||||
GST_VIDEO_COLOR_PRIMARIES_SMPTE240M
|
||||
} GstVideoColorPrimaries;
|
||||
|
||||
/**
|
||||
* GstVideoColorimetry:
|
||||
* @range: the color range. This is the valid range for the samples.
|
||||
* It is used to convert the samples to Y'PbPr values.
|
||||
* @matrix: the color matrix. Used to convert between Y'PbPr and
|
||||
* non-linear RGB (R'G'B')
|
||||
* @transfer: the transfer function. used to convert between R'G'B' and RGB
|
||||
* @primaries: color primaries. used to convert between R'G'B' and CIE XYZ
|
||||
*
|
||||
* Structure describing the color info.
|
||||
*/
|
||||
typedef struct {
|
||||
GstVideoColorRange range;
|
||||
GstVideoColorMatrix matrix;
|
||||
GstVideoTransferFunction transfer;
|
||||
GstVideoColorPrimaries primaries;
|
||||
} GstVideoColorimetry;
|
||||
|
||||
/* predefined colorimetry */
|
||||
#define GST_VIDEO_COLORIMETRY_BT601 "bt601"
|
||||
#define GST_VIDEO_COLORIMETRY_BT709 "bt709"
|
||||
#define GST_VIDEO_COLORIMETRY_SMPTE240M "smpte240m"
|
||||
|
||||
gboolean gst_video_colorimetry_matches (GstVideoColorimetry *cinfo, const gchar *color);
|
||||
gboolean gst_video_colorimetry_from_string (GstVideoColorimetry *cinfo, const gchar *color);
|
||||
gchar * gst_video_colorimetry_to_string (GstVideoColorimetry *cinfo);
|
||||
|
||||
/**
|
||||
* GstVideoInfo:
|
||||
* @finfo: the format info of the video
|
||||
* @interlace_mode: the interlace mode
|
||||
* @flags: additional video flags
|
||||
* @width: the width of the video
|
||||
* @height: the height of the video
|
||||
* @size: the default size of one frame
|
||||
* @chroma_site: a #GstVideoChromaSite.
|
||||
* @colorimetry: the colorimetry info
|
||||
* @palette: a buffer with palette data
|
||||
* @par_n: the pixel-aspect-ratio numerator
|
||||
* @par_d: the pixel-aspect-ratio demnominator
|
||||
* @fps_n: the framerate numerator
|
||||
* @fps_d: the framerate demnominator
|
||||
* @offset: offsets of the planes
|
||||
* @stride: strides of the planes
|
||||
*
|
||||
* Information describing image properties. This information can be filled
|
||||
* in from GstCaps with gst_video_info_from_caps(). The information is also used
|
||||
* to store the specific video info when mapping a video frame with
|
||||
* gst_video_frame_map().
|
||||
*
|
||||
* Use the provided macros to access the info in this structure.
|
||||
*/
|
||||
struct _GstVideoInfo {
|
||||
const GstVideoFormatInfo *finfo;
|
||||
|
||||
GstVideoInterlaceMode interlace_mode;
|
||||
GstVideoFlags flags;
|
||||
gint width;
|
||||
gint height;
|
||||
gsize size;
|
||||
|
||||
GstVideoChromaSite chroma_site;
|
||||
GstVideoColorimetry colorimetry;
|
||||
|
||||
GstBuffer *palette;
|
||||
|
||||
gint par_n;
|
||||
gint par_d;
|
||||
gint fps_n;
|
||||
gint fps_d;
|
||||
|
||||
gsize offset[GST_VIDEO_MAX_PLANES];
|
||||
gint stride[GST_VIDEO_MAX_PLANES];
|
||||
};
|
||||
|
||||
/* general info */
|
||||
#define GST_VIDEO_INFO_FORMAT(i) (GST_VIDEO_FORMAT_INFO_FORMAT((i)->finfo))
|
||||
#define GST_VIDEO_INFO_NAME(i) (GST_VIDEO_FORMAT_INFO_NAME((i)->finfo))
|
||||
#define GST_VIDEO_INFO_IS_YUV(i) (GST_VIDEO_FORMAT_INFO_IS_YUV((i)->finfo))
|
||||
#define GST_VIDEO_INFO_IS_RGB(i) (GST_VIDEO_FORMAT_INFO_IS_RGB((i)->finfo))
|
||||
#define GST_VIDEO_INFO_IS_GRAY(i) (GST_VIDEO_FORMAT_INFO_IS_GRAY((i)->finfo))
|
||||
#define GST_VIDEO_INFO_HAS_ALPHA(i) (GST_VIDEO_FORMAT_INFO_HAS_ALPHA((i)->finfo))
|
||||
|
||||
#define GST_VIDEO_INFO_INTERLACE_MODE(i) ((i)->interlace_mode)
|
||||
#define GST_VIDEO_INFO_IS_INTERLACED(i) ((i)->interlace_mode != GST_VIDEO_INTERLACE_MODE_PROGRESSIVE)
|
||||
#define GST_VIDEO_INFO_FLAGS(i) ((i)->flags)
|
||||
#define GST_VIDEO_INFO_WIDTH(i) ((i)->width)
|
||||
#define GST_VIDEO_INFO_HEIGHT(i) ((i)->height)
|
||||
#define GST_VIDEO_INFO_SIZE(i) ((i)->size)
|
||||
#define GST_VIDEO_INFO_PAR_N(i) ((i)->par_n)
|
||||
#define GST_VIDEO_INFO_PAR_D(i) ((i)->par_d)
|
||||
#define GST_VIDEO_INFO_FPS_N(i) ((i)->fps_n)
|
||||
#define GST_VIDEO_INFO_FPS_D(i) ((i)->fps_d)
|
||||
|
||||
/* dealing with GstVideoInfo flags */
|
||||
#define GST_VIDEO_INFO_FLAG_IS_SET(i,flag) ((GST_VIDEO_INFO_FLAGS(i) & (flag)) == (flag))
|
||||
#define GST_VIDEO_INFO_FLAG_SET(i,flag) (GST_VIDEO_INFO_FLAGS(i) |= (flag))
|
||||
#define GST_VIDEO_INFO_FLAG_UNSET(i,flag) (GST_VIDEO_INFO_FLAGS(i) &= ~(flag))
|
||||
|
||||
/* dealing with planes */
|
||||
#define GST_VIDEO_INFO_N_PLANES(i) (GST_VIDEO_FORMAT_INFO_N_PLANES((i)->finfo))
|
||||
#define GST_VIDEO_INFO_PLANE_OFFSET(i,p) ((i)->offset[p])
|
||||
#define GST_VIDEO_INFO_PLANE_STRIDE(i,p) ((i)->stride[p])
|
||||
|
||||
/* dealing with components */
|
||||
#define GST_VIDEO_INFO_N_COMPONENTS(i) GST_VIDEO_FORMAT_INFO_N_COMPONENTS((i)->finfo)
|
||||
#define GST_VIDEO_INFO_COMP_DEPTH(i,c) GST_VIDEO_FORMAT_INFO_DEPTH((i)->finfo,c)
|
||||
#define GST_VIDEO_INFO_COMP_BITS(i,c) GST_VIDEO_FORMAT_INFO_BITS((i)->finfo,c)
|
||||
#define GST_VIDEO_INFO_COMP_DATA(i,d,c) GST_VIDEO_FORMAT_INFO_DATA((i)->finfo,d,c)
|
||||
#define GST_VIDEO_INFO_COMP_OFFSET(i,c) GST_VIDEO_FORMAT_INFO_OFFSET((i)->finfo,(i)->offset,c)
|
||||
#define GST_VIDEO_INFO_COMP_STRIDE(i,c) GST_VIDEO_FORMAT_INFO_STRIDE((i)->finfo,(i)->stride,c)
|
||||
#define GST_VIDEO_INFO_COMP_WIDTH(i,c) GST_VIDEO_FORMAT_INFO_SCALE_WIDTH((i)->finfo,c,(i)->width)
|
||||
#define GST_VIDEO_INFO_COMP_HEIGHT(i,c) GST_VIDEO_FORMAT_INFO_SCALE_HEIGHT((i)->finfo,c,(i)->height)
|
||||
#define GST_VIDEO_INFO_COMP_PLANE(i,c) GST_VIDEO_FORMAT_INFO_PLANE((i)->finfo,c)
|
||||
#define GST_VIDEO_INFO_COMP_PSTRIDE(i,c) GST_VIDEO_FORMAT_INFO_PSTRIDE((i)->finfo,c)
|
||||
#define GST_VIDEO_INFO_COMP_POFFSET(i,c) GST_VIDEO_FORMAT_INFO_POFFSET((i)->finfo,c)
|
||||
|
||||
void gst_video_info_init (GstVideoInfo *info);
|
||||
|
||||
void gst_video_info_set_format (GstVideoInfo *info, GstVideoFormat format,
|
||||
guint width, guint height);
|
||||
|
||||
gboolean gst_video_info_from_caps (GstVideoInfo *info, const GstCaps * caps);
|
||||
|
||||
GstCaps * gst_video_info_to_caps (GstVideoInfo *info);
|
||||
|
||||
gboolean gst_video_info_convert (GstVideoInfo *info,
|
||||
GstFormat src_format,
|
||||
gint64 src_value,
|
||||
GstFormat dest_format,
|
||||
gint64 *dest_value);
|
||||
|
||||
/* functions */
|
||||
|
||||
const GValue * gst_video_frame_rate (GstPad * pad);
|
||||
|
|
@ -493,11 +954,17 @@ GstCaps * gst_video_format_new_caps_interlaced (GstVideoFormat format,
|
|||
GstCaps * gst_video_format_new_template_caps (GstVideoFormat format);
|
||||
|
||||
/* format properties */
|
||||
GstVideoFormat gst_video_format_from_masks (gint depth, gint bpp, gint endianness,
|
||||
gint red_mask, gint green_mask,
|
||||
gint blue_mask, gint alpha_mask) G_GNUC_CONST;
|
||||
|
||||
|
||||
GstVideoFormat gst_video_format_from_fourcc (guint32 fourcc) G_GNUC_CONST;
|
||||
|
||||
guint32 gst_video_format_to_fourcc (GstVideoFormat format) G_GNUC_CONST;
|
||||
|
||||
const gchar * gst_video_format_to_string (GstVideoFormat format) G_GNUC_CONST;
|
||||
|
||||
gboolean gst_video_format_is_rgb (GstVideoFormat format) G_GNUC_CONST;
|
||||
|
||||
gboolean gst_video_format_is_yuv (GstVideoFormat format) G_GNUC_CONST;
|
||||
|
|
|
|||
|
|
@ -369,6 +369,7 @@ GST_START_TEST (test_video_formats)
|
|||
guint i;
|
||||
|
||||
for (i = 0; i < G_N_ELEMENTS (fourcc_list); ++i) {
|
||||
const GstVideoFormatInfo *vf_info;
|
||||
GstVideoFormat fmt;
|
||||
const gchar *s;
|
||||
guint32 fourcc;
|
||||
|
|
@ -378,8 +379,15 @@ GST_START_TEST (test_video_formats)
|
|||
fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
|
||||
fmt = gst_video_format_from_fourcc (fourcc);
|
||||
|
||||
if (fmt == GST_VIDEO_FORMAT_UNKNOWN)
|
||||
if (fmt == GST_VIDEO_FORMAT_UNKNOWN) {
|
||||
GST_DEBUG ("Unknown format %s, skipping tests", fourcc_list[i].fourcc);
|
||||
continue;
|
||||
}
|
||||
|
||||
vf_info = gst_video_format_get_info (fmt);
|
||||
fail_unless (vf_info != NULL);
|
||||
|
||||
fail_unless_equals_int (GST_VIDEO_FORMAT_INFO_FORMAT (vf_info), fmt);
|
||||
|
||||
GST_INFO ("Fourcc %s, packed=%d", fourcc_list[i].fourcc,
|
||||
gst_video_format_is_packed (fmt));
|
||||
|
|
@ -410,8 +418,8 @@ GST_START_TEST (test_video_formats)
|
|||
fourcc_list[i].paint_setup (&paintinfo, NULL);
|
||||
fail_unless_equals_int (gst_video_format_get_row_stride (fmt, 0, w),
|
||||
paintinfo.ystride);
|
||||
if (!gst_video_format_is_packed (fmt)
|
||||
&& !gst_video_format_is_gray (fmt)) {
|
||||
if (GST_VIDEO_FORMAT_INFO_N_COMPONENTS (vf_info) > 1 &&
|
||||
!gst_video_format_is_packed (fmt)) {
|
||||
/* planar */
|
||||
fail_unless_equals_int (gst_video_format_get_row_stride (fmt, 1, w),
|
||||
paintinfo.ustride);
|
||||
|
|
|
|||
Loading…
Reference in a new issue