mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-30 21:51:09 +00:00
5fce46f5ef
In some algorithms (like yadif), the Y plane has to be handled different than the UV plane. Therefore, the planar_y functions are now called for the Y plane, and the nv12/nv21 functions are handling only the UV/VU planes respectively. Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/444>
834 lines
29 KiB
C
834 lines
29 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2008-2010 Sebastian Dröge <slomo@collabora.co.uk>
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include <string.h>
|
|
|
|
#include "gstdeinterlacemethod.h"
|
|
|
|
G_DEFINE_ABSTRACT_TYPE (GstDeinterlaceMethod, gst_deinterlace_method,
|
|
GST_TYPE_OBJECT);
|
|
|
|
gboolean
|
|
gst_deinterlace_method_supported (GType type, GstVideoFormat format, gint width,
|
|
gint height)
|
|
{
|
|
GstDeinterlaceMethodClass *klass =
|
|
GST_DEINTERLACE_METHOD_CLASS (g_type_class_ref (type));
|
|
gboolean ret;
|
|
|
|
if (format == GST_VIDEO_FORMAT_UNKNOWN)
|
|
ret = TRUE;
|
|
else
|
|
ret = klass->supported (klass, format, width, height);
|
|
g_type_class_unref (klass);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static gboolean
|
|
gst_deinterlace_method_supported_impl (GstDeinterlaceMethodClass * klass,
|
|
GstVideoFormat format, gint width, gint height)
|
|
{
|
|
switch (format) {
|
|
case GST_VIDEO_FORMAT_YUY2:
|
|
return (klass->deinterlace_frame_yuy2 != NULL);
|
|
case GST_VIDEO_FORMAT_YVYU:
|
|
return (klass->deinterlace_frame_yvyu != NULL);
|
|
case GST_VIDEO_FORMAT_UYVY:
|
|
return (klass->deinterlace_frame_uyvy != NULL);
|
|
case GST_VIDEO_FORMAT_I420:
|
|
return (klass->deinterlace_frame_i420 != NULL);
|
|
case GST_VIDEO_FORMAT_YV12:
|
|
return (klass->deinterlace_frame_yv12 != NULL);
|
|
case GST_VIDEO_FORMAT_Y444:
|
|
return (klass->deinterlace_frame_y444 != NULL);
|
|
case GST_VIDEO_FORMAT_Y42B:
|
|
return (klass->deinterlace_frame_y42b != NULL);
|
|
case GST_VIDEO_FORMAT_Y41B:
|
|
return (klass->deinterlace_frame_y41b != NULL);
|
|
case GST_VIDEO_FORMAT_AYUV:
|
|
return (klass->deinterlace_frame_ayuv != NULL);
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
return (klass->deinterlace_frame_nv12 != NULL);
|
|
case GST_VIDEO_FORMAT_NV21:
|
|
return (klass->deinterlace_frame_nv21 != NULL);
|
|
case GST_VIDEO_FORMAT_ARGB:
|
|
case GST_VIDEO_FORMAT_xRGB:
|
|
return (klass->deinterlace_frame_argb != NULL);
|
|
case GST_VIDEO_FORMAT_ABGR:
|
|
case GST_VIDEO_FORMAT_xBGR:
|
|
return (klass->deinterlace_frame_abgr != NULL);
|
|
case GST_VIDEO_FORMAT_RGBA:
|
|
case GST_VIDEO_FORMAT_RGBx:
|
|
return (klass->deinterlace_frame_rgba != NULL);
|
|
case GST_VIDEO_FORMAT_BGRA:
|
|
case GST_VIDEO_FORMAT_BGRx:
|
|
return (klass->deinterlace_frame_bgra != NULL);
|
|
case GST_VIDEO_FORMAT_RGB:
|
|
return (klass->deinterlace_frame_rgb != NULL);
|
|
case GST_VIDEO_FORMAT_BGR:
|
|
return (klass->deinterlace_frame_bgr != NULL);
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
void
|
|
gst_deinterlace_method_setup (GstDeinterlaceMethod * self, GstVideoInfo * vinfo)
|
|
{
|
|
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
|
|
klass->setup (self, vinfo);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_method_setup_impl (GstDeinterlaceMethod * self,
|
|
GstVideoInfo * vinfo)
|
|
{
|
|
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
|
|
self->vinfo = vinfo;
|
|
|
|
self->deinterlace_frame = NULL;
|
|
|
|
if (GST_VIDEO_INFO_FORMAT (self->vinfo) == GST_VIDEO_FORMAT_UNKNOWN)
|
|
return;
|
|
|
|
switch (GST_VIDEO_INFO_FORMAT (self->vinfo)) {
|
|
case GST_VIDEO_FORMAT_YUY2:
|
|
self->deinterlace_frame = klass->deinterlace_frame_yuy2;
|
|
break;
|
|
case GST_VIDEO_FORMAT_YVYU:
|
|
self->deinterlace_frame = klass->deinterlace_frame_yvyu;
|
|
break;
|
|
case GST_VIDEO_FORMAT_UYVY:
|
|
self->deinterlace_frame = klass->deinterlace_frame_uyvy;
|
|
break;
|
|
case GST_VIDEO_FORMAT_I420:
|
|
self->deinterlace_frame = klass->deinterlace_frame_i420;
|
|
break;
|
|
case GST_VIDEO_FORMAT_YV12:
|
|
self->deinterlace_frame = klass->deinterlace_frame_yv12;
|
|
break;
|
|
case GST_VIDEO_FORMAT_Y444:
|
|
self->deinterlace_frame = klass->deinterlace_frame_y444;
|
|
break;
|
|
case GST_VIDEO_FORMAT_Y42B:
|
|
self->deinterlace_frame = klass->deinterlace_frame_y42b;
|
|
break;
|
|
case GST_VIDEO_FORMAT_Y41B:
|
|
self->deinterlace_frame = klass->deinterlace_frame_y41b;
|
|
break;
|
|
case GST_VIDEO_FORMAT_AYUV:
|
|
self->deinterlace_frame = klass->deinterlace_frame_ayuv;
|
|
break;
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
self->deinterlace_frame = klass->deinterlace_frame_nv12;
|
|
break;
|
|
case GST_VIDEO_FORMAT_NV21:
|
|
self->deinterlace_frame = klass->deinterlace_frame_nv21;
|
|
break;
|
|
case GST_VIDEO_FORMAT_ARGB:
|
|
case GST_VIDEO_FORMAT_xRGB:
|
|
self->deinterlace_frame = klass->deinterlace_frame_argb;
|
|
break;
|
|
case GST_VIDEO_FORMAT_ABGR:
|
|
case GST_VIDEO_FORMAT_xBGR:
|
|
self->deinterlace_frame = klass->deinterlace_frame_abgr;
|
|
break;
|
|
case GST_VIDEO_FORMAT_RGBA:
|
|
case GST_VIDEO_FORMAT_RGBx:
|
|
self->deinterlace_frame = klass->deinterlace_frame_rgba;
|
|
break;
|
|
case GST_VIDEO_FORMAT_BGRA:
|
|
case GST_VIDEO_FORMAT_BGRx:
|
|
self->deinterlace_frame = klass->deinterlace_frame_bgra;
|
|
break;
|
|
case GST_VIDEO_FORMAT_RGB:
|
|
self->deinterlace_frame = klass->deinterlace_frame_rgb;
|
|
break;
|
|
case GST_VIDEO_FORMAT_BGR:
|
|
self->deinterlace_frame = klass->deinterlace_frame_bgr;
|
|
break;
|
|
default:
|
|
self->deinterlace_frame = NULL;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_method_class_init (GstDeinterlaceMethodClass * klass)
|
|
{
|
|
klass->setup = gst_deinterlace_method_setup_impl;
|
|
klass->supported = gst_deinterlace_method_supported_impl;
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_method_init (GstDeinterlaceMethod * self)
|
|
{
|
|
self->vinfo = NULL;
|
|
}
|
|
|
|
void
|
|
gst_deinterlace_method_deinterlace_frame (GstDeinterlaceMethod * self,
|
|
const GstDeinterlaceField * history, guint history_count,
|
|
GstVideoFrame * outframe, int cur_field_idx)
|
|
{
|
|
g_assert (self->deinterlace_frame != NULL);
|
|
self->deinterlace_frame (self, history, history_count, outframe,
|
|
cur_field_idx);
|
|
}
|
|
|
|
gint
|
|
gst_deinterlace_method_get_fields_required (GstDeinterlaceMethod * self)
|
|
{
|
|
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
|
|
return klass->fields_required;
|
|
}
|
|
|
|
gint
|
|
gst_deinterlace_method_get_latency (GstDeinterlaceMethod * self)
|
|
{
|
|
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
|
|
return klass->latency;
|
|
}
|
|
|
|
G_DEFINE_ABSTRACT_TYPE (GstDeinterlaceSimpleMethod,
|
|
gst_deinterlace_simple_method, GST_TYPE_DEINTERLACE_METHOD);
|
|
|
|
static gboolean
|
|
gst_deinterlace_simple_method_supported (GstDeinterlaceMethodClass * mklass,
|
|
GstVideoFormat format, gint width, gint height)
|
|
{
|
|
GstDeinterlaceSimpleMethodClass *klass =
|
|
GST_DEINTERLACE_SIMPLE_METHOD_CLASS (mklass);
|
|
|
|
if (!GST_DEINTERLACE_METHOD_CLASS
|
|
(gst_deinterlace_simple_method_parent_class)->supported (mklass, format,
|
|
width, height))
|
|
return FALSE;
|
|
|
|
switch (format) {
|
|
case GST_VIDEO_FORMAT_ARGB:
|
|
case GST_VIDEO_FORMAT_xRGB:
|
|
return (klass->interpolate_scanline_argb != NULL
|
|
&& klass->copy_scanline_argb != NULL);
|
|
case GST_VIDEO_FORMAT_RGBA:
|
|
case GST_VIDEO_FORMAT_RGBx:
|
|
return (klass->interpolate_scanline_rgba != NULL
|
|
&& klass->copy_scanline_rgba != NULL);
|
|
case GST_VIDEO_FORMAT_ABGR:
|
|
case GST_VIDEO_FORMAT_xBGR:
|
|
return (klass->interpolate_scanline_abgr != NULL
|
|
&& klass->copy_scanline_abgr != NULL);
|
|
case GST_VIDEO_FORMAT_BGRA:
|
|
case GST_VIDEO_FORMAT_BGRx:
|
|
return (klass->interpolate_scanline_bgra != NULL
|
|
&& klass->copy_scanline_bgra != NULL);
|
|
case GST_VIDEO_FORMAT_RGB:
|
|
return (klass->interpolate_scanline_rgb != NULL
|
|
&& klass->copy_scanline_rgb != NULL);
|
|
case GST_VIDEO_FORMAT_BGR:
|
|
return (klass->interpolate_scanline_bgr != NULL
|
|
&& klass->copy_scanline_bgr != NULL);
|
|
case GST_VIDEO_FORMAT_YUY2:
|
|
return (klass->interpolate_scanline_yuy2 != NULL
|
|
&& klass->copy_scanline_yuy2 != NULL);
|
|
case GST_VIDEO_FORMAT_YVYU:
|
|
return (klass->interpolate_scanline_yvyu != NULL
|
|
&& klass->copy_scanline_yvyu != NULL);
|
|
case GST_VIDEO_FORMAT_UYVY:
|
|
return (klass->interpolate_scanline_uyvy != NULL
|
|
&& klass->copy_scanline_uyvy != NULL);
|
|
case GST_VIDEO_FORMAT_AYUV:
|
|
return (klass->interpolate_scanline_ayuv != NULL
|
|
&& klass->copy_scanline_ayuv != NULL);
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
return (klass->interpolate_scanline_nv12 != NULL
|
|
&& klass->copy_scanline_nv12 != NULL
|
|
&& klass->interpolate_scanline_planar_y != NULL
|
|
&& klass->copy_scanline_planar_y != NULL);
|
|
case GST_VIDEO_FORMAT_NV21:
|
|
return (klass->interpolate_scanline_nv21 != NULL
|
|
&& klass->copy_scanline_nv21 != NULL
|
|
&& klass->interpolate_scanline_planar_y != NULL
|
|
&& klass->copy_scanline_planar_y != NULL);
|
|
case GST_VIDEO_FORMAT_I420:
|
|
case GST_VIDEO_FORMAT_YV12:
|
|
case GST_VIDEO_FORMAT_Y444:
|
|
case GST_VIDEO_FORMAT_Y42B:
|
|
case GST_VIDEO_FORMAT_Y41B:
|
|
return (klass->interpolate_scanline_planar_y != NULL
|
|
&& klass->copy_scanline_planar_y != NULL &&
|
|
klass->interpolate_scanline_planar_u != NULL
|
|
&& klass->copy_scanline_planar_u != NULL &&
|
|
klass->interpolate_scanline_planar_v != NULL
|
|
&& klass->copy_scanline_planar_v != NULL);
|
|
default:
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed
|
|
(GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines, guint stride)
|
|
{
|
|
memcpy (out, scanlines->m1, stride);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_copy_scanline_packed (GstDeinterlaceSimpleMethod *
|
|
self, guint8 * out, const GstDeinterlaceScanlineData * scanlines,
|
|
guint stride)
|
|
{
|
|
memcpy (out, scanlines->m0, stride);
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
const GstDeinterlaceField *history;
|
|
guint history_count;
|
|
gint cur_field_idx;
|
|
} LinesGetter;
|
|
|
|
#define CLAMP_LOW(i) (((i)<0) ? (i+2) : (i))
|
|
#define CLAMP_HI(i) (((i)>=(frame_height)) ? (i-2) : (i))
|
|
|
|
static guint8 *
|
|
get_line (LinesGetter * lg, gint field_offset, guint plane, gint line,
|
|
gint line_offset)
|
|
{
|
|
const GstVideoFrame *frame;
|
|
gint idx, frame_height;
|
|
guint8 *data;
|
|
|
|
idx = lg->cur_field_idx + field_offset;
|
|
if (idx < 0 || idx >= lg->history_count)
|
|
return NULL;
|
|
|
|
frame = lg->history[idx].frame;
|
|
g_assert (frame);
|
|
|
|
if (GST_VIDEO_FRAME_FLAG_IS_SET (frame, GST_VIDEO_FRAME_FLAG_TOP_FIELD) ||
|
|
GST_VIDEO_FRAME_FLAG_IS_SET (frame, GST_VIDEO_FRAME_FLAG_BOTTOM_FIELD)) {
|
|
/* Alternate frame containing a single field, adjust the line index */
|
|
line /= 2;
|
|
if (line_offset != 1)
|
|
line_offset /= 2;
|
|
}
|
|
|
|
frame_height = GST_VIDEO_FRAME_COMP_HEIGHT (frame, plane);
|
|
line += line_offset;
|
|
|
|
data = GST_VIDEO_FRAME_PLANE_DATA ((frame), plane);
|
|
data += CLAMP_HI (CLAMP_LOW (line)) * GST_VIDEO_FRAME_PLANE_STRIDE ((frame),
|
|
plane);
|
|
|
|
return data;
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed (GstDeinterlaceMethod *
|
|
method, const GstDeinterlaceField * history, guint history_count,
|
|
GstVideoFrame * outframe, gint cur_field_idx)
|
|
{
|
|
GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
|
|
#ifndef G_DISABLE_ASSERT
|
|
GstDeinterlaceMethodClass *dm_class = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
#endif
|
|
GstDeinterlaceScanlineData scanlines;
|
|
guint cur_field_flags;
|
|
gint i;
|
|
gint frame_height, frame_width;
|
|
LinesGetter lg = { history, history_count, cur_field_idx };
|
|
GstVideoFrame *framep, *frame0, *frame1, *frame2;
|
|
|
|
g_assert (self->interpolate_scanline_packed != NULL);
|
|
g_assert (self->copy_scanline_packed != NULL);
|
|
|
|
frame_height = GST_VIDEO_FRAME_HEIGHT (outframe);
|
|
frame_width = GST_VIDEO_FRAME_PLANE_STRIDE (outframe, 0);
|
|
|
|
frame0 = history[cur_field_idx].frame;
|
|
frame_width = MIN (frame_width, GST_VIDEO_FRAME_PLANE_STRIDE (frame0, 0));
|
|
cur_field_flags = history[cur_field_idx].flags;
|
|
|
|
framep = (cur_field_idx > 0 ? history[cur_field_idx - 1].frame : NULL);
|
|
if (framep)
|
|
frame_width = MIN (frame_width, GST_VIDEO_FRAME_PLANE_STRIDE (framep, 0));
|
|
|
|
g_assert (dm_class->fields_required <= 5);
|
|
|
|
frame1 =
|
|
(cur_field_idx + 1 <
|
|
history_count ? history[cur_field_idx + 1].frame : NULL);
|
|
if (frame1)
|
|
frame_width = MIN (frame_width, GST_VIDEO_FRAME_PLANE_STRIDE (frame1, 0));
|
|
|
|
frame2 =
|
|
(cur_field_idx + 2 <
|
|
history_count ? history[cur_field_idx + 2].frame : NULL);
|
|
if (frame2)
|
|
frame_width = MIN (frame_width, GST_VIDEO_FRAME_PLANE_STRIDE (frame2, 0));
|
|
|
|
#define LINE(x,i) (((guint8*)GST_VIDEO_FRAME_PLANE_DATA((x),0)) + i * \
|
|
GST_VIDEO_FRAME_PLANE_STRIDE((x),0))
|
|
|
|
for (i = 0; i < frame_height; i++) {
|
|
memset (&scanlines, 0, sizeof (scanlines));
|
|
scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
|
|
|
|
if (!((i & 1) ^ scanlines.bottom_field)) {
|
|
/* copying */
|
|
scanlines.tp = get_line (&lg, -1, 0, i, -1);
|
|
scanlines.bp = get_line (&lg, -1, 0, i, 1);
|
|
|
|
scanlines.tt0 = get_line (&lg, 0, 0, i, -2);
|
|
scanlines.m0 = get_line (&lg, 0, 0, i, 0);
|
|
scanlines.bb0 = get_line (&lg, 0, 0, i, 2);
|
|
|
|
scanlines.t1 = get_line (&lg, 1, 0, i, -1);
|
|
scanlines.b1 = get_line (&lg, 1, 0, i, 1);
|
|
|
|
scanlines.tt2 = get_line (&lg, 2, 0, i, -2);
|
|
scanlines.m2 = get_line (&lg, 2, 0, i, 0);
|
|
scanlines.bb2 = get_line (&lg, 2, 0, i, 2);
|
|
|
|
self->copy_scanline_packed (self, LINE (outframe, i), &scanlines,
|
|
frame_width);
|
|
} else {
|
|
/* interpolating */
|
|
scanlines.tp2 = get_line (&lg, -2, 0, i, -1);
|
|
scanlines.bp2 = get_line (&lg, -2, 0, i, 1);
|
|
|
|
scanlines.ttp = get_line (&lg, -1, 0, i, -2);
|
|
scanlines.mp = get_line (&lg, -1, 0, i, 0);
|
|
scanlines.bbp = get_line (&lg, -1, 0, i, 2);
|
|
|
|
scanlines.t0 = get_line (&lg, 0, 0, i, -1);
|
|
scanlines.b0 = get_line (&lg, 0, 0, i, 1);
|
|
|
|
scanlines.tt1 = get_line (&lg, 1, 0, i, -2);
|
|
scanlines.m1 = get_line (&lg, 1, 0, i, 0);
|
|
scanlines.bb1 = get_line (&lg, 1, 0, i, 2);
|
|
|
|
scanlines.t2 = get_line (&lg, 2, 0, i, -1);
|
|
scanlines.b2 = get_line (&lg, 2, 0, i, 1);
|
|
|
|
self->interpolate_scanline_packed (self, LINE (outframe, i), &scanlines,
|
|
frame_width);
|
|
}
|
|
#undef LINE
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_y
|
|
(GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines, guint size)
|
|
{
|
|
memcpy (out, scanlines->m1, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_copy_scanline_planar_y (GstDeinterlaceSimpleMethod
|
|
* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint
|
|
size)
|
|
{
|
|
memcpy (out, scanlines->m0, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_u
|
|
(GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines, guint size)
|
|
{
|
|
memcpy (out, scanlines->m1, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_copy_scanline_planar_u (GstDeinterlaceSimpleMethod
|
|
* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint
|
|
size)
|
|
{
|
|
memcpy (out, scanlines->m0, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_v
|
|
(GstDeinterlaceSimpleMethod * self, guint8 * out,
|
|
const GstDeinterlaceScanlineData * scanlines, guint size)
|
|
{
|
|
memcpy (out, scanlines->m1, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_copy_scanline_planar_v (GstDeinterlaceSimpleMethod
|
|
* self, guint8 * out, const GstDeinterlaceScanlineData * scanlines, guint
|
|
size)
|
|
{
|
|
memcpy (out, scanlines->m0, size);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar_plane
|
|
(GstDeinterlaceSimpleMethod * self, GstVideoFrame * dest,
|
|
LinesGetter * lg,
|
|
guint cur_field_flags, gint plane,
|
|
GstDeinterlaceSimpleMethodFunction copy_scanline,
|
|
GstDeinterlaceSimpleMethodFunction interpolate_scanline)
|
|
{
|
|
GstDeinterlaceScanlineData scanlines;
|
|
gint i;
|
|
gint frame_height, frame_width;
|
|
|
|
frame_height = GST_VIDEO_FRAME_COMP_HEIGHT (dest, plane);
|
|
frame_width = GST_VIDEO_FRAME_COMP_WIDTH (dest, plane) *
|
|
GST_VIDEO_FRAME_COMP_PSTRIDE (dest, plane);
|
|
|
|
g_assert (interpolate_scanline != NULL);
|
|
g_assert (copy_scanline != NULL);
|
|
|
|
#define LINE(x,i) (((guint8*)GST_VIDEO_FRAME_PLANE_DATA((x),plane)) + i * \
|
|
GST_VIDEO_FRAME_PLANE_STRIDE((x),plane))
|
|
|
|
for (i = 0; i < frame_height; i++) {
|
|
memset (&scanlines, 0, sizeof (scanlines));
|
|
scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
|
|
|
|
if (!((i & 1) ^ scanlines.bottom_field)) {
|
|
/* copying */
|
|
scanlines.tp = get_line (lg, -1, plane, i, -1);
|
|
scanlines.bp = get_line (lg, -1, plane, i, 1);
|
|
|
|
scanlines.tt0 = get_line (lg, 0, plane, i, -2);
|
|
scanlines.m0 = get_line (lg, 0, plane, i, 0);
|
|
scanlines.bb0 = get_line (lg, 0, plane, i, 2);
|
|
|
|
scanlines.t1 = get_line (lg, 1, plane, i, -1);
|
|
scanlines.b1 = get_line (lg, 1, plane, i, 1);
|
|
|
|
scanlines.tt2 = get_line (lg, 2, plane, i, -2);
|
|
scanlines.m2 = get_line (lg, 2, plane, i, 0);
|
|
scanlines.bb2 = get_line (lg, 2, plane, i, 2);
|
|
|
|
copy_scanline (self, LINE (dest, i), &scanlines, frame_width);
|
|
} else {
|
|
/* interpolating */
|
|
scanlines.tp2 = get_line (lg, -2, plane, i, -1);
|
|
scanlines.bp2 = get_line (lg, -2, plane, i, 1);
|
|
|
|
scanlines.ttp = get_line (lg, -1, plane, i, -2);
|
|
scanlines.mp = get_line (lg, -1, plane, i, 0);
|
|
scanlines.bbp = get_line (lg, -1, plane, i, 2);
|
|
|
|
scanlines.t0 = get_line (lg, 0, plane, i, -1);
|
|
scanlines.b0 = get_line (lg, 0, plane, i, 1);
|
|
|
|
scanlines.tt1 = get_line (lg, 1, plane, i, -2);
|
|
scanlines.m1 = get_line (lg, 1, plane, i, 0);
|
|
scanlines.bb1 = get_line (lg, 1, plane, i, 2);
|
|
|
|
scanlines.t2 = get_line (lg, 2, plane, i, -1);
|
|
scanlines.b2 = get_line (lg, 2, plane, i, 1);
|
|
|
|
interpolate_scanline (self, LINE (dest, i), &scanlines, frame_width);
|
|
}
|
|
#undef LINE
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar (GstDeinterlaceMethod *
|
|
method, const GstDeinterlaceField * history, guint history_count,
|
|
GstVideoFrame * outframe, gint cur_field_idx)
|
|
{
|
|
GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
|
|
#ifndef G_DISABLE_ASSERT
|
|
GstDeinterlaceMethodClass *dm_class = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
#endif
|
|
guint cur_field_flags = history[cur_field_idx].flags;
|
|
gint i;
|
|
GstDeinterlaceSimpleMethodFunction copy_scanline;
|
|
GstDeinterlaceSimpleMethodFunction interpolate_scanline;
|
|
LinesGetter lg = { history, history_count, cur_field_idx };
|
|
|
|
g_assert (self->interpolate_scanline_planar[0] != NULL);
|
|
g_assert (self->interpolate_scanline_planar[1] != NULL);
|
|
g_assert (self->interpolate_scanline_planar[2] != NULL);
|
|
g_assert (self->copy_scanline_planar[0] != NULL);
|
|
g_assert (self->copy_scanline_planar[1] != NULL);
|
|
g_assert (self->copy_scanline_planar[2] != NULL);
|
|
g_assert (dm_class->fields_required <= 5);
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
copy_scanline = self->copy_scanline_planar[i];
|
|
interpolate_scanline = self->interpolate_scanline_planar[i];
|
|
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar_plane (self,
|
|
outframe, &lg, cur_field_flags, i, copy_scanline, interpolate_scanline);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_deinterlace_frame_nv12 (GstDeinterlaceMethod *
|
|
method, const GstDeinterlaceField * history, guint history_count,
|
|
GstVideoFrame * outframe, gint cur_field_idx)
|
|
{
|
|
GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
|
|
#ifndef G_DISABLE_ASSERT
|
|
GstDeinterlaceMethodClass *dm_class = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
|
#endif
|
|
guint cur_field_flags = history[cur_field_idx].flags;
|
|
LinesGetter lg = { history, history_count, cur_field_idx, };
|
|
|
|
/* Y plane is at position 0 */
|
|
g_assert (self->interpolate_scanline_packed != NULL);
|
|
g_assert (self->copy_scanline_packed != NULL);
|
|
g_assert (self->interpolate_scanline_planar[0] != NULL);
|
|
g_assert (self->copy_scanline_planar[0] != NULL);
|
|
g_assert (dm_class->fields_required <= 5);
|
|
|
|
/* Y plane first, then UV/VU plane */
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar_plane (self,
|
|
outframe, &lg, cur_field_flags, 0,
|
|
self->copy_scanline_planar[0], self->interpolate_scanline_planar[0]);
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar_plane (self,
|
|
outframe, &lg, cur_field_flags, 1,
|
|
self->copy_scanline_packed, self->interpolate_scanline_packed);
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_setup (GstDeinterlaceMethod * method,
|
|
GstVideoInfo * vinfo)
|
|
{
|
|
GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
|
|
GstDeinterlaceSimpleMethodClass *klass =
|
|
GST_DEINTERLACE_SIMPLE_METHOD_GET_CLASS (self);
|
|
|
|
GST_DEINTERLACE_METHOD_CLASS
|
|
(gst_deinterlace_simple_method_parent_class)->setup (method, vinfo);
|
|
|
|
self->interpolate_scanline_packed = NULL;
|
|
self->copy_scanline_packed = NULL;
|
|
|
|
self->interpolate_scanline_planar[0] = NULL;
|
|
self->interpolate_scanline_planar[1] = NULL;
|
|
self->interpolate_scanline_planar[2] = NULL;
|
|
self->copy_scanline_planar[0] = NULL;
|
|
self->copy_scanline_planar[1] = NULL;
|
|
self->copy_scanline_planar[2] = NULL;
|
|
|
|
if (GST_VIDEO_INFO_FORMAT (vinfo) == GST_VIDEO_FORMAT_UNKNOWN)
|
|
return;
|
|
|
|
switch (GST_VIDEO_INFO_FORMAT (vinfo)) {
|
|
case GST_VIDEO_FORMAT_YUY2:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_yuy2;
|
|
self->copy_scanline_packed = klass->copy_scanline_yuy2;
|
|
break;
|
|
case GST_VIDEO_FORMAT_YVYU:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_yvyu;
|
|
self->copy_scanline_packed = klass->copy_scanline_yvyu;
|
|
break;
|
|
case GST_VIDEO_FORMAT_UYVY:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_uyvy;
|
|
self->copy_scanline_packed = klass->copy_scanline_uyvy;
|
|
break;
|
|
case GST_VIDEO_FORMAT_AYUV:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_ayuv;
|
|
self->copy_scanline_packed = klass->copy_scanline_ayuv;
|
|
break;
|
|
case GST_VIDEO_FORMAT_ARGB:
|
|
case GST_VIDEO_FORMAT_xRGB:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_argb;
|
|
self->copy_scanline_packed = klass->copy_scanline_argb;
|
|
break;
|
|
case GST_VIDEO_FORMAT_ABGR:
|
|
case GST_VIDEO_FORMAT_xBGR:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_abgr;
|
|
self->copy_scanline_packed = klass->copy_scanline_abgr;
|
|
break;
|
|
case GST_VIDEO_FORMAT_RGBA:
|
|
case GST_VIDEO_FORMAT_RGBx:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_rgba;
|
|
self->copy_scanline_packed = klass->copy_scanline_rgba;
|
|
break;
|
|
case GST_VIDEO_FORMAT_BGRA:
|
|
case GST_VIDEO_FORMAT_BGRx:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_bgra;
|
|
self->copy_scanline_packed = klass->copy_scanline_bgra;
|
|
break;
|
|
case GST_VIDEO_FORMAT_RGB:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_rgb;
|
|
self->copy_scanline_packed = klass->copy_scanline_rgb;
|
|
break;
|
|
case GST_VIDEO_FORMAT_BGR:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_bgr;
|
|
self->copy_scanline_packed = klass->copy_scanline_bgr;
|
|
break;
|
|
case GST_VIDEO_FORMAT_NV12:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_nv12;
|
|
self->copy_scanline_packed = klass->copy_scanline_nv12;
|
|
self->interpolate_scanline_planar[0] =
|
|
klass->interpolate_scanline_planar_y;
|
|
self->copy_scanline_planar[0] = klass->copy_scanline_planar_y;
|
|
break;
|
|
case GST_VIDEO_FORMAT_NV21:
|
|
self->interpolate_scanline_packed = klass->interpolate_scanline_nv21;
|
|
self->copy_scanline_packed = klass->copy_scanline_nv21;
|
|
self->interpolate_scanline_planar[0] =
|
|
klass->interpolate_scanline_planar_y;
|
|
self->copy_scanline_planar[0] = klass->copy_scanline_planar_y;
|
|
break;
|
|
case GST_VIDEO_FORMAT_I420:
|
|
case GST_VIDEO_FORMAT_YV12:
|
|
case GST_VIDEO_FORMAT_Y444:
|
|
case GST_VIDEO_FORMAT_Y42B:
|
|
case GST_VIDEO_FORMAT_Y41B:
|
|
self->interpolate_scanline_planar[0] =
|
|
klass->interpolate_scanline_planar_y;
|
|
self->copy_scanline_planar[0] = klass->copy_scanline_planar_y;
|
|
self->interpolate_scanline_planar[1] =
|
|
klass->interpolate_scanline_planar_u;
|
|
self->copy_scanline_planar[1] = klass->copy_scanline_planar_u;
|
|
self->interpolate_scanline_planar[2] =
|
|
klass->interpolate_scanline_planar_v;
|
|
self->copy_scanline_planar[2] = klass->copy_scanline_planar_v;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_class_init (GstDeinterlaceSimpleMethodClass
|
|
* klass)
|
|
{
|
|
GstDeinterlaceMethodClass *dm_class = (GstDeinterlaceMethodClass *) klass;
|
|
|
|
dm_class->deinterlace_frame_ayuv =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_yuy2 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_yvyu =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_uyvy =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_argb =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_abgr =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_rgba =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_bgra =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_rgb =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_bgr =
|
|
gst_deinterlace_simple_method_deinterlace_frame_packed;
|
|
dm_class->deinterlace_frame_i420 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar;
|
|
dm_class->deinterlace_frame_yv12 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar;
|
|
dm_class->deinterlace_frame_y444 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar;
|
|
dm_class->deinterlace_frame_y42b =
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar;
|
|
dm_class->deinterlace_frame_y41b =
|
|
gst_deinterlace_simple_method_deinterlace_frame_planar;
|
|
dm_class->deinterlace_frame_nv12 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_nv12;
|
|
dm_class->deinterlace_frame_nv21 =
|
|
gst_deinterlace_simple_method_deinterlace_frame_nv12;
|
|
dm_class->fields_required = 2;
|
|
dm_class->setup = gst_deinterlace_simple_method_setup;
|
|
dm_class->supported = gst_deinterlace_simple_method_supported;
|
|
|
|
klass->interpolate_scanline_yuy2 =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_yuy2 =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_yvyu =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_yvyu =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_ayuv =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_ayuv =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_uyvy =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_uyvy =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_nv12 =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_nv12 =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
|
|
klass->interpolate_scanline_argb =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_argb =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_abgr =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_abgr =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
|
|
klass->interpolate_scanline_rgba =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_rgba =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_bgra =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_bgra =
|
|
gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_rgb =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_rgb = gst_deinterlace_simple_method_copy_scanline_packed;
|
|
klass->interpolate_scanline_bgr =
|
|
gst_deinterlace_simple_method_interpolate_scanline_packed;
|
|
klass->copy_scanline_bgr = gst_deinterlace_simple_method_copy_scanline_packed;
|
|
|
|
klass->interpolate_scanline_planar_y =
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_y;
|
|
klass->copy_scanline_planar_y =
|
|
gst_deinterlace_simple_method_copy_scanline_planar_y;
|
|
klass->interpolate_scanline_planar_u =
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_u;
|
|
klass->copy_scanline_planar_u =
|
|
gst_deinterlace_simple_method_copy_scanline_planar_u;
|
|
klass->interpolate_scanline_planar_v =
|
|
gst_deinterlace_simple_method_interpolate_scanline_planar_v;
|
|
klass->copy_scanline_planar_v =
|
|
gst_deinterlace_simple_method_copy_scanline_planar_v;
|
|
}
|
|
|
|
static void
|
|
gst_deinterlace_simple_method_init (GstDeinterlaceSimpleMethod * self)
|
|
{
|
|
}
|