mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 16:21:17 +00:00
195 lines
6.5 KiB
C
195 lines
6.5 KiB
C
/* Video conversion api function
|
|
* Copyright (C) 2014 Wim Taymans <wim.taymans@gmail.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_VIDEO_CONVERTER_H__
|
|
#define __GST_VIDEO_CONVERTER_H__
|
|
|
|
#include <gst/video/video.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_RESAMPLER_METHOD:
|
|
*
|
|
* #GST_TYPE_RESAMPLER_METHOD, The resampler method to use for
|
|
* resampling. Other options for the resampler can be used, see
|
|
* the #GstResampler. Default is #GST_RESAMPLER_METHOD_CUBIC
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_RESAMPLER_METHOD "GstVideoConverter.resampler-method"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_RESAMPLER_TAPS:
|
|
*
|
|
* #G_TYPE_UINT, The number of taps for the resampler.
|
|
* Default is 0: let the resampler choose a good value.
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_RESAMPLER_TAPS "GstVideoConverter.resampler-taps"
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DITHER_METHOD:
|
|
*
|
|
* #GST_TYPE_VIDEO_DITHER_METHOD, The dither method to use when
|
|
* changing bit depth.
|
|
* Default is #GST_VIDEO_DITHER_BAYER.
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DITHER_METHOD "GstVideoConverter.dither-method"
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DITHER_QUANTIZATION:
|
|
*
|
|
* #G_TYPE_UINT, The quantization amount to dither to. Components will be
|
|
* quantized to multiples of this value.
|
|
* Default is 1
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DITHER_QUANTIZATION "GstVideoConverter.dither-quantization"
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_SRC_X:
|
|
*
|
|
* #G_TYPE_INT, source x position to start conversion, default 0
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_SRC_X "GstVideoConverter.src-x"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_SRC_Y:
|
|
*
|
|
* #G_TYPE_INT, source y position to start conversion, default 0
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_SRC_Y "GstVideoConverter.src-y"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_SRC_WIDTH:
|
|
*
|
|
* #G_TYPE_INT, source width to convert, default source width
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_SRC_WIDTH "GstVideoConverter.src-width"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_SRC_HEIGHT:
|
|
*
|
|
* #G_TYPE_INT, source height to convert, default source height
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_SRC_HEIGHT "GstVideoConverter.src-height"
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DEST_X:
|
|
*
|
|
* #G_TYPE_INT, x position in the destination frame, default 0
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DEST_X "GstVideoConverter.dest-x"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DEST_Y:
|
|
*
|
|
* #G_TYPE_INT, y position in the destination frame, default 0
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DEST_Y "GstVideoConverter.dest-y"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DEST_WIDTH:
|
|
*
|
|
* #G_TYPE_INT, width in the destination frame, default destination width
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DEST_WIDTH "GstVideoConverter.dest-width"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_DEST_HEIGHT:
|
|
*
|
|
* #G_TYPE_INT, height in the destination frame, default destination height
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_DEST_HEIGHT "GstVideoConverter.dest-height"
|
|
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_FILL_BORDER:
|
|
*
|
|
* #G_TYPE_BOOLEAN, if the destination rectangle does not fill the complete
|
|
* destination image, render a border with
|
|
* #GST_VIDEO_CONVERTER_OPT_BORDER_ARGB. Otherwise the unusded pixels in the
|
|
* destination are untouched. Default %TRUE.
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_FILL_BORDER "GstVideoConverter.fill-border"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_BORDER_ARGB:
|
|
*
|
|
* #G_TYPE_UINT, the border color to use if #GST_VIDEO_CONVERTER_OPT_FILL_BORDER
|
|
* is set to %TRUE. Default 0x00000000
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_BORDER_ARGB "GstVideoConverter.border-argb"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_CHROMA_MODE:
|
|
*
|
|
* #G_TYPE_STRING, set the chroma resample mode subsampled formats.
|
|
*
|
|
* "full": do full chroma up and down sampling
|
|
* "upsample-only": only perform chroma upsampling
|
|
* "downsample-only": only perform chroma downsampling
|
|
* "none": disable chroma resampling
|
|
*
|
|
* Default "full"
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_CHROMA_MODE "GstVideoConverter.chroma-mode"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_MATRIX_MODE:
|
|
*
|
|
* #G_TYPE_STRING, set the color matrix conversion mode for converting
|
|
* between Y'PbPr and non-linear RGB (R'G'B').
|
|
*
|
|
* "full": do conversion between color matrices
|
|
* "input-only": use the input color matrix to convert to and from R'G'B
|
|
* "output-only": use the output color matrix to convert to and from R'G'B
|
|
* "none": disable color matrix conversion.
|
|
*
|
|
* Default "full"
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_MATRIX_MODE "GstVideoConverter.matrix-mode"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_GAMMA_MODE:
|
|
*
|
|
* #G_TYPE_STRING, set the gamma mode.
|
|
*
|
|
* "none": disable gamma handling
|
|
* "remap": convert between input and output gamma
|
|
*
|
|
* Default "none"
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_GAMMA_MODE "GstVideoConverter.gamma-mode"
|
|
/**
|
|
* GST_VIDEO_CONVERTER_OPT_PRIMARIES_MODE:
|
|
*
|
|
* #G_TYPE_STRING, set the primaries conversion mode.
|
|
*
|
|
* "none": disable conversion between primaries
|
|
* "merge-only": do conversion between primaries only when it can be merged
|
|
* with color matrix conversion.
|
|
* "fast": fast conversion between primaries
|
|
*
|
|
* Default "none"
|
|
*/
|
|
#define GST_VIDEO_CONVERTER_OPT_PRIMARIES_MODE "GstVideoConverter.primaries-mode"
|
|
|
|
typedef struct _GstVideoConverter GstVideoConverter;
|
|
|
|
GstVideoConverter * gst_video_converter_new (GstVideoInfo *in_info,
|
|
GstVideoInfo *out_info,
|
|
GstStructure *config);
|
|
void gst_video_converter_free (GstVideoConverter * convert);
|
|
|
|
gboolean gst_video_converter_set_config (GstVideoConverter * convert, GstStructure *config);
|
|
const GstStructure * gst_video_converter_get_config (GstVideoConverter * convert);
|
|
|
|
void gst_video_converter_frame (GstVideoConverter * convert,
|
|
const GstVideoFrame *src, GstVideoFrame *dest);
|
|
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_VIDEO_CONVERTER_H__ */
|