mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-07-31 18:55:07 +00:00
deinterlace: Move deinterlacing methods to their own file
This commit is contained in:
Sebastian Dröge
parent
a405d5a4f1
commit
600f82fbfe
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@ -2,6 +2,7 @@ plugin_LTLIBRARIES = libgstdeinterlace.la
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libgstdeinterlace_la_SOURCES = \
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gstdeinterlace.c \
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gstdeinterlacemethod.c \
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tvtime/tomsmocomp.c \
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tvtime/greedy.c \
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tvtime/greedyh.c \
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@ -22,6 +23,7 @@ libgstdeinterlace_la_LIBTOOLFLAGS = --tag=disable-static
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noinst_HEADERS = \
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gstdeinterlace.h \
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gstdeinterlacemethod.h \
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tvtime/mmx.h \
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tvtime/sse.h \
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tvtime/greedyh.asm \
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@ -45,12 +45,6 @@
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GST_DEBUG_CATEGORY_STATIC (deinterlace_debug);
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#define GST_CAT_DEFAULT (deinterlace_debug)
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/* Object signals and args */
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enum
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{
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LAST_SIGNAL
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};
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/* Properties */
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#define DEFAULT_MODE GST_DEINTERLACE_MODE_INTERLACED
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@ -68,365 +62,6 @@ enum
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PROP_LAST
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};
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G_DEFINE_TYPE (GstDeinterlaceMethod, gst_deinterlace_method, GST_TYPE_OBJECT);
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static gboolean
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gst_deinterlace_method_supported (GType type, GstVideoFormat format, gint width,
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gint height)
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{
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GstDeinterlaceMethodClass *klass =
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GST_DEINTERLACE_METHOD_CLASS (g_type_class_ref (type));
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gboolean ret;
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if (format == GST_VIDEO_FORMAT_UNKNOWN)
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ret = TRUE;
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else
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ret = klass->supported (klass, format, width, height);
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g_type_class_unref (klass);
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return ret;
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}
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static gboolean
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gst_deinterlace_method_supported_impl (GstDeinterlaceMethodClass * klass,
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GstVideoFormat format, gint width, gint height)
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{
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switch (format) {
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case GST_VIDEO_FORMAT_YUY2:
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return (klass->deinterlace_frame_yuy2 != NULL);
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case GST_VIDEO_FORMAT_YVYU:
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return (klass->deinterlace_frame_yvyu != NULL);
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default:
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return FALSE;
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}
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}
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static void
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gst_deinterlace_method_setup (GstDeinterlaceMethod * self,
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GstVideoFormat format, gint width, gint height)
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{
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GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
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klass->setup (self, format, width, height);
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}
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static void
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gst_deinterlace_method_setup_impl (GstDeinterlaceMethod * self,
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GstVideoFormat format, gint width, gint height)
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{
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gint i;
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GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
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self->format = format;
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self->frame_width = width;
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self->frame_height = height;
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self->deinterlace_frame = NULL;
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if (format == GST_VIDEO_FORMAT_UNKNOWN)
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return;
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for (i = 0; i < 4; i++) {
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self->width[i] = gst_video_format_get_component_width (format, i, width);
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self->height[i] = gst_video_format_get_component_height (format, i, height);
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self->offset[i] =
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gst_video_format_get_component_offset (format, i, width, height);
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self->row_stride[i] = gst_video_format_get_row_stride (format, i, width);
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self->pixel_stride[i] = gst_video_format_get_pixel_stride (format, i);
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}
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switch (format) {
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case GST_VIDEO_FORMAT_YUY2:
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self->deinterlace_frame = klass->deinterlace_frame_yuy2;
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break;
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case GST_VIDEO_FORMAT_YVYU:
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self->deinterlace_frame = klass->deinterlace_frame_yvyu;
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break;
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default:
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self->deinterlace_frame = NULL;
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break;
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}
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}
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static void
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gst_deinterlace_method_class_init (GstDeinterlaceMethodClass * klass)
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{
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klass->setup = gst_deinterlace_method_setup_impl;
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klass->supported = gst_deinterlace_method_supported_impl;
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}
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static void
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gst_deinterlace_method_init (GstDeinterlaceMethod * self)
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{
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self->format = GST_VIDEO_FORMAT_UNKNOWN;
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}
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static void
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gst_deinterlace_method_deinterlace_frame (GstDeinterlaceMethod * self,
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const GstDeinterlaceField * history, guint history_count,
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GstBuffer * outbuf)
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{
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g_assert (self->deinterlace_frame != NULL);
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self->deinterlace_frame (self, history, history_count, outbuf);
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}
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static gint
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gst_deinterlace_method_get_fields_required (GstDeinterlaceMethod * self)
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{
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GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
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return klass->fields_required;
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}
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static gint
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gst_deinterlace_method_get_latency (GstDeinterlaceMethod * self)
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{
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GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
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return klass->latency;
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}
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G_DEFINE_TYPE (GstDeinterlaceSimpleMethod, gst_deinterlace_simple_method,
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GST_TYPE_DEINTERLACE_METHOD);
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static gboolean
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gst_deinterlace_simple_method_supported (GstDeinterlaceMethodClass * mklass,
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GstVideoFormat format, gint width, gint height)
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{
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GstDeinterlaceSimpleMethodClass *klass =
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GST_DEINTERLACE_SIMPLE_METHOD_CLASS (mklass);
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if (!GST_DEINTERLACE_METHOD_CLASS
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(gst_deinterlace_simple_method_parent_class)->supported (mklass, format,
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width, height))
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return FALSE;
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switch (format) {
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case GST_VIDEO_FORMAT_YUY2:
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return (klass->interpolate_scanline_yuy2 != NULL
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&& klass->copy_scanline_yuy2 != NULL);
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case GST_VIDEO_FORMAT_YVYU:
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return (klass->interpolate_scanline_yvyu != NULL
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&& klass->copy_scanline_yvyu != NULL);
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default:
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return FALSE;
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}
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}
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static void
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gst_deinterlace_simple_method_interpolate_scanline_packed
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(GstDeinterlaceSimpleMethod * self, guint8 * out,
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const GstDeinterlaceScanlineData * scanlines)
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{
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oil_memcpy (out, scanlines->m1, self->parent.row_stride[0]);
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}
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static void
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gst_deinterlace_simple_method_copy_scanline_packed (GstDeinterlaceSimpleMethod *
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self, guint8 * out, const GstDeinterlaceScanlineData * scanlines)
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{
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oil_memcpy (out, scanlines->m0, self->parent.row_stride[0]);
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}
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static void
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gst_deinterlace_simple_method_deinterlace_frame_packed (GstDeinterlaceMethod *
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method, const GstDeinterlaceField * history, guint history_count,
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GstBuffer * outbuf)
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{
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GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
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GstDeinterlaceMethodClass *dm_class = GST_DEINTERLACE_METHOD_GET_CLASS (self);
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GstDeinterlaceScanlineData scanlines;
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guint8 *out = GST_BUFFER_DATA (outbuf);
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guint8 *field0 = NULL, *field1 = NULL, *field2 = NULL, *field3 = NULL;
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gint cur_field_idx = history_count - dm_class->fields_required;
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guint cur_field_flags = history[cur_field_idx].flags;
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gint line;
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gint field_height = self->parent.frame_height / 2;
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gint row_stride = self->parent.row_stride[0];
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gint field_stride = self->parent.row_stride[0] * 2;
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g_assert (self->interpolate_scanline_packed != NULL);
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g_assert (self->copy_scanline_packed != NULL);
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field0 = GST_BUFFER_DATA (history[cur_field_idx].buf);
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if (history[cur_field_idx].flags & PICTURE_INTERLACED_BOTTOM)
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field0 += row_stride;
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g_return_if_fail (dm_class->fields_required <= 4);
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if (dm_class->fields_required >= 2) {
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field1 = GST_BUFFER_DATA (history[cur_field_idx + 1].buf);
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if (history[cur_field_idx + 1].flags & PICTURE_INTERLACED_BOTTOM)
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field1 += row_stride;
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}
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if (dm_class->fields_required >= 3) {
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field2 = GST_BUFFER_DATA (history[cur_field_idx + 2].buf);
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if (history[cur_field_idx + 2].flags & PICTURE_INTERLACED_BOTTOM)
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field2 += row_stride;
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}
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if (dm_class->fields_required >= 4) {
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field3 = GST_BUFFER_DATA (history[cur_field_idx + 3].buf);
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if (history[cur_field_idx + 3].flags & PICTURE_INTERLACED_BOTTOM)
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field3 += row_stride;
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}
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if (cur_field_flags == PICTURE_INTERLACED_BOTTOM) {
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/* double the first scanline of the bottom field */
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oil_memcpy (out, field0, row_stride);
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out += row_stride;
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}
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oil_memcpy (out, field0, row_stride);
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out += row_stride;
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for (line = 2; line <= field_height; line++) {
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memset (&scanlines, 0, sizeof (scanlines));
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scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
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/* interp. scanline */
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scanlines.t0 = field0;
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scanlines.b0 = field0 + field_stride;
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if (field1 != NULL) {
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scanlines.tt1 = field1;
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scanlines.m1 = field1 + field_stride;
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scanlines.bb1 = field1 + field_stride * 2;
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field1 += field_stride;
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}
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if (field2 != NULL) {
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scanlines.t2 = field2;
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scanlines.b2 = field2 + field_stride;
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}
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if (field3 != NULL) {
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scanlines.tt3 = field3;
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scanlines.m3 = field3 + field_stride;
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scanlines.bb3 = field3 + field_stride * 2;
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field3 += field_stride;
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}
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/* set valid data for corner cases */
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if (line == 2) {
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scanlines.tt1 = scanlines.bb1;
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scanlines.tt3 = scanlines.bb3;
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} else if (line == field_height) {
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scanlines.bb1 = scanlines.tt1;
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scanlines.bb3 = scanlines.tt3;
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}
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self->interpolate_scanline_packed (self, out, &scanlines);
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out += row_stride;
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memset (&scanlines, 0, sizeof (scanlines));
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scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
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/* copy a scanline */
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scanlines.tt0 = field0;
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scanlines.m0 = field0 + field_stride;
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scanlines.bb0 = field0 + field_stride * 2;
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field0 += field_stride;
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if (field1 != NULL) {
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scanlines.t1 = field1;
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scanlines.b1 = field1 + field_stride;
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}
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if (field2 != NULL) {
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scanlines.tt2 = field2;
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scanlines.m2 = field2 + field_stride;
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scanlines.bb2 = field2 + field_stride * 2;
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field2 += field_stride;
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}
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if (field3 != NULL) {
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scanlines.t3 = field3;
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scanlines.b3 = field3 + field_stride;
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}
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/* set valid data for corner cases */
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if (line == field_height) {
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scanlines.bb0 = scanlines.tt0;
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scanlines.b1 = scanlines.t1;
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scanlines.bb2 = scanlines.tt2;
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scanlines.b3 = scanlines.t3;
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}
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self->copy_scanline_packed (self, out, &scanlines);
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out += row_stride;
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}
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if (cur_field_flags == PICTURE_INTERLACED_TOP) {
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/* double the last scanline of the top field */
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oil_memcpy (out, field0, row_stride);
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}
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}
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static void
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gst_deinterlace_simple_method_setup (GstDeinterlaceMethod * method,
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GstVideoFormat format, gint width, gint height)
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{
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GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
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GstDeinterlaceSimpleMethodClass *klass =
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GST_DEINTERLACE_SIMPLE_METHOD_GET_CLASS (self);
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GST_DEINTERLACE_METHOD_CLASS
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(gst_deinterlace_simple_method_parent_class)->setup (method, format,
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width, height);
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self->interpolate_scanline_packed = NULL;
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self->copy_scanline_packed = NULL;
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if (format == GST_VIDEO_FORMAT_UNKNOWN)
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return;
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switch (format) {
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case GST_VIDEO_FORMAT_YUY2:
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self->interpolate_scanline_packed = klass->interpolate_scanline_yuy2;
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self->copy_scanline_packed = klass->copy_scanline_yuy2;
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break;
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case GST_VIDEO_FORMAT_YVYU:
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self->interpolate_scanline_packed = klass->interpolate_scanline_yvyu;
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self->copy_scanline_packed = klass->copy_scanline_yvyu;
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break;
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default:
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break;
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}
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}
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static void
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gst_deinterlace_simple_method_class_init (GstDeinterlaceSimpleMethodClass *
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klass)
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{
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GstDeinterlaceMethodClass *dm_class = (GstDeinterlaceMethodClass *) klass;
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dm_class->deinterlace_frame_yuy2 =
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gst_deinterlace_simple_method_deinterlace_frame_packed;
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dm_class->deinterlace_frame_yvyu =
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gst_deinterlace_simple_method_deinterlace_frame_packed;
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dm_class->fields_required = 2;
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dm_class->setup = gst_deinterlace_simple_method_setup;
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dm_class->supported = gst_deinterlace_simple_method_supported;
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klass->interpolate_scanline_yuy2 =
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gst_deinterlace_simple_method_interpolate_scanline_packed;
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klass->copy_scanline_yuy2 =
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gst_deinterlace_simple_method_copy_scanline_packed;
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klass->interpolate_scanline_yvyu =
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gst_deinterlace_simple_method_interpolate_scanline_packed;
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klass->copy_scanline_yvyu =
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gst_deinterlace_simple_method_copy_scanline_packed;
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}
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static void
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gst_deinterlace_simple_method_init (GstDeinterlaceSimpleMethod * self)
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{
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}
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#define GST_TYPE_DEINTERLACE_METHODS (gst_deinterlace_methods_get_type ())
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static GType
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gst_deinterlace_methods_get_type (void)
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@ -29,11 +29,7 @@
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#include <liboil/liboilcpu.h>
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#include <liboil/liboilfunction.h>
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#ifdef HAVE_GCC_ASM
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#if defined(HAVE_CPU_I386) || defined(HAVE_CPU_X86_64)
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#define BUILD_X86_ASM
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#endif
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#endif
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#include "gstdeinterlacemethod.h"
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G_BEGIN_DECLS
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@ -51,139 +47,6 @@ G_BEGIN_DECLS
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typedef struct _GstDeinterlace GstDeinterlace;
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typedef struct _GstDeinterlaceClass GstDeinterlaceClass;
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#define GST_TYPE_DEINTERLACE_METHOD (gst_deinterlace_method_get_type ())
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#define GST_IS_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD))
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#define GST_IS_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD))
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#define GST_DEINTERLACE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
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#define GST_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethod))
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#define GST_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
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#define GST_DEINTERLACE_METHOD_CAST(obj) ((GstDeinterlaceMethod*)(obj))
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typedef struct _GstDeinterlaceMethod GstDeinterlaceMethod;
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typedef struct _GstDeinterlaceMethodClass GstDeinterlaceMethodClass;
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#define PICTURE_PROGRESSIVE 0
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#define PICTURE_INTERLACED_BOTTOM 1
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#define PICTURE_INTERLACED_TOP 2
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#define PICTURE_INTERLACED_MASK (PICTURE_INTERLACED_BOTTOM | PICTURE_INTERLACED_TOP)
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typedef struct
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{
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/* pointer to the start of data for this field */
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GstBuffer *buf;
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/* see PICTURE_ flags in *.c */
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guint flags;
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} GstDeinterlaceField;
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/*
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* This structure defines the deinterlacer plugin.
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||||
*/
|
||||
|
||||
|
||||
typedef void (*GstDeinterlaceMethodDeinterlaceFunction) (GstDeinterlaceMethod *self, const GstDeinterlaceField *history, guint history_count, GstBuffer *outbuf);
|
||||
|
||||
struct _GstDeinterlaceMethod {
|
||||
GstObject parent;
|
||||
|
||||
GstVideoFormat format;
|
||||
gint frame_width, frame_height;
|
||||
gint width[4];
|
||||
gint height[4];
|
||||
gint offset[4];
|
||||
gint row_stride[4];
|
||||
gint pixel_stride[4];
|
||||
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame;
|
||||
};
|
||||
|
||||
struct _GstDeinterlaceMethodClass {
|
||||
GstObjectClass parent_class;
|
||||
guint fields_required;
|
||||
guint latency;
|
||||
|
||||
gboolean (*supported) (GstDeinterlaceMethodClass *klass, GstVideoFormat format, gint width, gint height);
|
||||
|
||||
void (*setup) (GstDeinterlaceMethod *self, GstVideoFormat format, gint width, gint height);
|
||||
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yuy2;
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yvyu;
|
||||
|
||||
const gchar *name;
|
||||
const gchar *nick;
|
||||
};
|
||||
|
||||
GType gst_deinterlace_method_get_type (void);
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_SIMPLE_METHOD (gst_deinterlace_simple_method_get_type ())
|
||||
#define GST_IS_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
|
||||
#define GST_IS_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethod))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_CAST(obj) ((GstDeinterlaceSimpleMethod*)(obj))
|
||||
|
||||
typedef struct _GstDeinterlaceSimpleMethod GstDeinterlaceSimpleMethod;
|
||||
typedef struct _GstDeinterlaceSimpleMethodClass GstDeinterlaceSimpleMethodClass;
|
||||
typedef struct _GstDeinterlaceScanlineData GstDeinterlaceScanlineData;
|
||||
|
||||
/*
|
||||
* This structure defines the simple deinterlacer plugin.
|
||||
*/
|
||||
|
||||
struct _GstDeinterlaceScanlineData {
|
||||
const guint8 *tt0, *t0, *m0, *b0, *bb0;
|
||||
const guint8 *tt1, *t1, *m1, *b1, *bb1;
|
||||
const guint8 *tt2, *t2, *m2, *b2, *bb2;
|
||||
const guint8 *tt3, *t3, *m3, *b3, *bb3;
|
||||
gboolean bottom_field;
|
||||
};
|
||||
|
||||
/**
|
||||
* For interpolate_scanline the input is:
|
||||
*
|
||||
* | t-3 t-2 t-1 t
|
||||
* | Field 3 | Field 2 | Field 1 | Field 0 |
|
||||
* | TT3 | | TT1 | |
|
||||
* | | T2 | | T0 |
|
||||
* | M3 | | M1 | |
|
||||
* | | B2 | | B0 |
|
||||
* | BB3 | | BB1 | |
|
||||
*
|
||||
* For copy_scanline the input is:
|
||||
*
|
||||
* | t-3 t-2 t-1 t
|
||||
* | Field 3 | Field 2 | Field 1 | Field 0 |
|
||||
* | | TT2 | | TT0 |
|
||||
* | T3 | | T1 | |
|
||||
* | | M2 | | M0 |
|
||||
* | B3 | | B1 | |
|
||||
* | | BB2 | | BB0 |
|
||||
*
|
||||
* All other values are NULL.
|
||||
*/
|
||||
|
||||
typedef void (*GstDeinterlaceSimpleMethodPackedFunction) (GstDeinterlaceSimpleMethod *self, guint8 *out, const GstDeinterlaceScanlineData *scanlines);
|
||||
|
||||
struct _GstDeinterlaceSimpleMethod {
|
||||
GstDeinterlaceMethod parent;
|
||||
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_packed;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_packed;
|
||||
};
|
||||
|
||||
struct _GstDeinterlaceSimpleMethodClass {
|
||||
GstDeinterlaceMethodClass parent_class;
|
||||
|
||||
/* Packed formats */
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_yuy2;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_yuy2;
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_yvyu;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_yvyu;
|
||||
};
|
||||
|
||||
GType gst_deinterlace_simple_method_get_type (void);
|
||||
|
||||
#define GST_DEINTERLACE_MAX_FIELD_HISTORY 10
|
||||
|
||||
typedef enum
|
||||
|
|
|
|||
389
gst/deinterlace/gstdeinterlacemethod.c
Normal file
389
gst/deinterlace/gstdeinterlacemethod.c
Normal file
|
|
@ -0,0 +1,389 @@
|
|||
/*
|
||||
* 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., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#include <liboil/liboil.h>
|
||||
#include <liboil/liboilfunction.h>
|
||||
|
||||
#include "gstdeinterlacemethod.h"
|
||||
|
||||
G_DEFINE_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);
|
||||
default:
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
gst_deinterlace_method_setup (GstDeinterlaceMethod * self,
|
||||
GstVideoFormat format, gint width, gint height)
|
||||
{
|
||||
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
||||
|
||||
klass->setup (self, format, width, height);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_method_setup_impl (GstDeinterlaceMethod * self,
|
||||
GstVideoFormat format, gint width, gint height)
|
||||
{
|
||||
gint i;
|
||||
GstDeinterlaceMethodClass *klass = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
||||
|
||||
self->format = format;
|
||||
self->frame_width = width;
|
||||
self->frame_height = height;
|
||||
|
||||
self->deinterlace_frame = NULL;
|
||||
|
||||
if (format == GST_VIDEO_FORMAT_UNKNOWN)
|
||||
return;
|
||||
|
||||
for (i = 0; i < 4; i++) {
|
||||
self->width[i] = gst_video_format_get_component_width (format, i, width);
|
||||
self->height[i] = gst_video_format_get_component_height (format, i, height);
|
||||
self->offset[i] =
|
||||
gst_video_format_get_component_offset (format, i, width, height);
|
||||
self->row_stride[i] = gst_video_format_get_row_stride (format, i, width);
|
||||
self->pixel_stride[i] = gst_video_format_get_pixel_stride (format, i);
|
||||
}
|
||||
|
||||
switch (format) {
|
||||
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;
|
||||
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->format = GST_VIDEO_FORMAT_UNKNOWN;
|
||||
}
|
||||
|
||||
void
|
||||
gst_deinterlace_method_deinterlace_frame (GstDeinterlaceMethod * self,
|
||||
const GstDeinterlaceField * history, guint history_count,
|
||||
GstBuffer * outbuf)
|
||||
{
|
||||
g_assert (self->deinterlace_frame != NULL);
|
||||
self->deinterlace_frame (self, history, history_count, outbuf);
|
||||
}
|
||||
|
||||
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_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_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);
|
||||
default:
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_interpolate_scanline_packed
|
||||
(GstDeinterlaceSimpleMethod * self, guint8 * out,
|
||||
const GstDeinterlaceScanlineData * scanlines)
|
||||
{
|
||||
oil_memcpy (out, scanlines->m1, self->parent.row_stride[0]);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_copy_scanline_packed (GstDeinterlaceSimpleMethod *
|
||||
self, guint8 * out, const GstDeinterlaceScanlineData * scanlines)
|
||||
{
|
||||
oil_memcpy (out, scanlines->m0, self->parent.row_stride[0]);
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_deinterlace_frame_packed (GstDeinterlaceMethod *
|
||||
method, const GstDeinterlaceField * history, guint history_count,
|
||||
GstBuffer * outbuf)
|
||||
{
|
||||
GstDeinterlaceSimpleMethod *self = GST_DEINTERLACE_SIMPLE_METHOD (method);
|
||||
GstDeinterlaceMethodClass *dm_class = GST_DEINTERLACE_METHOD_GET_CLASS (self);
|
||||
GstDeinterlaceScanlineData scanlines;
|
||||
guint8 *out = GST_BUFFER_DATA (outbuf);
|
||||
guint8 *field0 = NULL, *field1 = NULL, *field2 = NULL, *field3 = NULL;
|
||||
gint cur_field_idx = history_count - dm_class->fields_required;
|
||||
guint cur_field_flags = history[cur_field_idx].flags;
|
||||
gint line;
|
||||
gint field_height = self->parent.frame_height / 2;
|
||||
gint row_stride = self->parent.row_stride[0];
|
||||
gint field_stride = self->parent.row_stride[0] * 2;
|
||||
|
||||
g_assert (self->interpolate_scanline_packed != NULL);
|
||||
g_assert (self->copy_scanline_packed != NULL);
|
||||
|
||||
field0 = GST_BUFFER_DATA (history[cur_field_idx].buf);
|
||||
if (history[cur_field_idx].flags & PICTURE_INTERLACED_BOTTOM)
|
||||
field0 += row_stride;
|
||||
|
||||
g_return_if_fail (dm_class->fields_required <= 4);
|
||||
|
||||
if (dm_class->fields_required >= 2) {
|
||||
field1 = GST_BUFFER_DATA (history[cur_field_idx + 1].buf);
|
||||
if (history[cur_field_idx + 1].flags & PICTURE_INTERLACED_BOTTOM)
|
||||
field1 += row_stride;
|
||||
}
|
||||
|
||||
if (dm_class->fields_required >= 3) {
|
||||
field2 = GST_BUFFER_DATA (history[cur_field_idx + 2].buf);
|
||||
if (history[cur_field_idx + 2].flags & PICTURE_INTERLACED_BOTTOM)
|
||||
field2 += row_stride;
|
||||
}
|
||||
|
||||
if (dm_class->fields_required >= 4) {
|
||||
field3 = GST_BUFFER_DATA (history[cur_field_idx + 3].buf);
|
||||
if (history[cur_field_idx + 3].flags & PICTURE_INTERLACED_BOTTOM)
|
||||
field3 += row_stride;
|
||||
}
|
||||
|
||||
|
||||
if (cur_field_flags == PICTURE_INTERLACED_BOTTOM) {
|
||||
/* double the first scanline of the bottom field */
|
||||
oil_memcpy (out, field0, row_stride);
|
||||
out += row_stride;
|
||||
}
|
||||
|
||||
oil_memcpy (out, field0, row_stride);
|
||||
out += row_stride;
|
||||
|
||||
for (line = 2; line <= field_height; line++) {
|
||||
|
||||
memset (&scanlines, 0, sizeof (scanlines));
|
||||
scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
|
||||
|
||||
/* interp. scanline */
|
||||
scanlines.t0 = field0;
|
||||
scanlines.b0 = field0 + field_stride;
|
||||
|
||||
if (field1 != NULL) {
|
||||
scanlines.tt1 = field1;
|
||||
scanlines.m1 = field1 + field_stride;
|
||||
scanlines.bb1 = field1 + field_stride * 2;
|
||||
field1 += field_stride;
|
||||
}
|
||||
|
||||
if (field2 != NULL) {
|
||||
scanlines.t2 = field2;
|
||||
scanlines.b2 = field2 + field_stride;
|
||||
}
|
||||
|
||||
if (field3 != NULL) {
|
||||
scanlines.tt3 = field3;
|
||||
scanlines.m3 = field3 + field_stride;
|
||||
scanlines.bb3 = field3 + field_stride * 2;
|
||||
field3 += field_stride;
|
||||
}
|
||||
|
||||
/* set valid data for corner cases */
|
||||
if (line == 2) {
|
||||
scanlines.tt1 = scanlines.bb1;
|
||||
scanlines.tt3 = scanlines.bb3;
|
||||
} else if (line == field_height) {
|
||||
scanlines.bb1 = scanlines.tt1;
|
||||
scanlines.bb3 = scanlines.tt3;
|
||||
}
|
||||
|
||||
self->interpolate_scanline_packed (self, out, &scanlines);
|
||||
out += row_stride;
|
||||
|
||||
memset (&scanlines, 0, sizeof (scanlines));
|
||||
scanlines.bottom_field = (cur_field_flags == PICTURE_INTERLACED_BOTTOM);
|
||||
|
||||
/* copy a scanline */
|
||||
scanlines.tt0 = field0;
|
||||
scanlines.m0 = field0 + field_stride;
|
||||
scanlines.bb0 = field0 + field_stride * 2;
|
||||
field0 += field_stride;
|
||||
|
||||
if (field1 != NULL) {
|
||||
scanlines.t1 = field1;
|
||||
scanlines.b1 = field1 + field_stride;
|
||||
}
|
||||
|
||||
if (field2 != NULL) {
|
||||
scanlines.tt2 = field2;
|
||||
scanlines.m2 = field2 + field_stride;
|
||||
scanlines.bb2 = field2 + field_stride * 2;
|
||||
field2 += field_stride;
|
||||
}
|
||||
|
||||
if (field3 != NULL) {
|
||||
scanlines.t3 = field3;
|
||||
scanlines.b3 = field3 + field_stride;
|
||||
}
|
||||
|
||||
/* set valid data for corner cases */
|
||||
if (line == field_height) {
|
||||
scanlines.bb0 = scanlines.tt0;
|
||||
scanlines.b1 = scanlines.t1;
|
||||
scanlines.bb2 = scanlines.tt2;
|
||||
scanlines.b3 = scanlines.t3;
|
||||
}
|
||||
|
||||
self->copy_scanline_packed (self, out, &scanlines);
|
||||
out += row_stride;
|
||||
}
|
||||
|
||||
if (cur_field_flags == PICTURE_INTERLACED_TOP) {
|
||||
/* double the last scanline of the top field */
|
||||
oil_memcpy (out, field0, row_stride);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_setup (GstDeinterlaceMethod * method,
|
||||
GstVideoFormat format, gint width, gint height)
|
||||
{
|
||||
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, format,
|
||||
width, height);
|
||||
|
||||
self->interpolate_scanline_packed = NULL;
|
||||
self->copy_scanline_packed = NULL;
|
||||
|
||||
if (format == GST_VIDEO_FORMAT_UNKNOWN)
|
||||
return;
|
||||
|
||||
switch (format) {
|
||||
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;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_class_init (GstDeinterlaceSimpleMethodClass *
|
||||
klass)
|
||||
{
|
||||
GstDeinterlaceMethodClass *dm_class = (GstDeinterlaceMethodClass *) klass;
|
||||
|
||||
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->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;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_deinterlace_simple_method_init (GstDeinterlaceSimpleMethod * self)
|
||||
{
|
||||
}
|
||||
179
gst/deinterlace/gstdeinterlacemethod.h
Normal file
179
gst/deinterlace/gstdeinterlacemethod.h
Normal file
|
|
@ -0,0 +1,179 @@
|
|||
/*
|
||||
* 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., 59 Temple Place - Suite 330,
|
||||
* Boston, MA 02111-1307, USA.
|
||||
*/
|
||||
|
||||
#ifndef __GST_DEINTERLACE_METHOD_H__
|
||||
#define __GST_DEINTERLACE_METHOD_H__
|
||||
|
||||
#include <liboil/liboil.h>
|
||||
#include <liboil/liboilcpu.h>
|
||||
#include <liboil/liboilfunction.h>
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include <gst/video/video.h>
|
||||
|
||||
#ifdef HAVE_GCC_ASM
|
||||
#if defined(HAVE_CPU_I386) || defined(HAVE_CPU_X86_64)
|
||||
#define BUILD_X86_ASM
|
||||
#endif
|
||||
#endif
|
||||
|
||||
G_BEGIN_DECLS
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD (gst_deinterlace_method_get_type ())
|
||||
#define GST_IS_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD))
|
||||
#define GST_IS_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_METHOD))
|
||||
#define GST_DEINTERLACE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
|
||||
#define GST_DEINTERLACE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethod))
|
||||
#define GST_DEINTERLACE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_METHOD, GstDeinterlaceMethodClass))
|
||||
#define GST_DEINTERLACE_METHOD_CAST(obj) ((GstDeinterlaceMethod*)(obj))
|
||||
|
||||
typedef struct _GstDeinterlaceMethod GstDeinterlaceMethod;
|
||||
typedef struct _GstDeinterlaceMethodClass GstDeinterlaceMethodClass;
|
||||
|
||||
|
||||
#define PICTURE_PROGRESSIVE 0
|
||||
#define PICTURE_INTERLACED_BOTTOM 1
|
||||
#define PICTURE_INTERLACED_TOP 2
|
||||
#define PICTURE_INTERLACED_MASK (PICTURE_INTERLACED_BOTTOM | PICTURE_INTERLACED_TOP)
|
||||
|
||||
typedef struct
|
||||
{
|
||||
/* pointer to the start of data for this field */
|
||||
GstBuffer *buf;
|
||||
/* see PICTURE_ flags in *.c */
|
||||
guint flags;
|
||||
} GstDeinterlaceField;
|
||||
|
||||
/*
|
||||
* This structure defines the deinterlacer plugin.
|
||||
*/
|
||||
|
||||
typedef void (*GstDeinterlaceMethodDeinterlaceFunction) (GstDeinterlaceMethod *self, const GstDeinterlaceField *history, guint history_count, GstBuffer *outbuf);
|
||||
|
||||
struct _GstDeinterlaceMethod {
|
||||
GstObject parent;
|
||||
|
||||
GstVideoFormat format;
|
||||
gint frame_width, frame_height;
|
||||
gint width[4];
|
||||
gint height[4];
|
||||
gint offset[4];
|
||||
gint row_stride[4];
|
||||
gint pixel_stride[4];
|
||||
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame;
|
||||
};
|
||||
|
||||
struct _GstDeinterlaceMethodClass {
|
||||
GstObjectClass parent_class;
|
||||
guint fields_required;
|
||||
guint latency;
|
||||
|
||||
gboolean (*supported) (GstDeinterlaceMethodClass *klass, GstVideoFormat format, gint width, gint height);
|
||||
|
||||
void (*setup) (GstDeinterlaceMethod *self, GstVideoFormat format, gint width, gint height);
|
||||
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yuy2;
|
||||
GstDeinterlaceMethodDeinterlaceFunction deinterlace_frame_yvyu;
|
||||
|
||||
const gchar *name;
|
||||
const gchar *nick;
|
||||
};
|
||||
|
||||
GType gst_deinterlace_method_get_type (void);
|
||||
|
||||
gboolean gst_deinterlace_method_supported (GType type, GstVideoFormat format, gint width, gint height);
|
||||
void gst_deinterlace_method_setup (GstDeinterlaceMethod * self, GstVideoFormat format, gint width, gint height);
|
||||
void gst_deinterlace_method_deinterlace_frame (GstDeinterlaceMethod * self, const GstDeinterlaceField * history, guint history_count, GstBuffer * outbuf);
|
||||
gint gst_deinterlace_method_get_fields_required (GstDeinterlaceMethod * self);
|
||||
gint gst_deinterlace_method_get_latency (GstDeinterlaceMethod * self);
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_SIMPLE_METHOD (gst_deinterlace_simple_method_get_type ())
|
||||
#define GST_IS_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
|
||||
#define GST_IS_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethod))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_DEINTERLACE_SIMPLE_METHOD, GstDeinterlaceSimpleMethodClass))
|
||||
#define GST_DEINTERLACE_SIMPLE_METHOD_CAST(obj) ((GstDeinterlaceSimpleMethod*)(obj))
|
||||
|
||||
typedef struct _GstDeinterlaceSimpleMethod GstDeinterlaceSimpleMethod;
|
||||
typedef struct _GstDeinterlaceSimpleMethodClass GstDeinterlaceSimpleMethodClass;
|
||||
typedef struct _GstDeinterlaceScanlineData GstDeinterlaceScanlineData;
|
||||
|
||||
/*
|
||||
* This structure defines the simple deinterlacer plugin.
|
||||
*/
|
||||
|
||||
struct _GstDeinterlaceScanlineData {
|
||||
const guint8 *tt0, *t0, *m0, *b0, *bb0;
|
||||
const guint8 *tt1, *t1, *m1, *b1, *bb1;
|
||||
const guint8 *tt2, *t2, *m2, *b2, *bb2;
|
||||
const guint8 *tt3, *t3, *m3, *b3, *bb3;
|
||||
gboolean bottom_field;
|
||||
};
|
||||
|
||||
/**
|
||||
* For interpolate_scanline the input is:
|
||||
*
|
||||
* | t-3 t-2 t-1 t
|
||||
* | Field 3 | Field 2 | Field 1 | Field 0 |
|
||||
* | TT3 | | TT1 | |
|
||||
* | | T2 | | T0 |
|
||||
* | M3 | | M1 | |
|
||||
* | | B2 | | B0 |
|
||||
* | BB3 | | BB1 | |
|
||||
*
|
||||
* For copy_scanline the input is:
|
||||
*
|
||||
* | t-3 t-2 t-1 t
|
||||
* | Field 3 | Field 2 | Field 1 | Field 0 |
|
||||
* | | TT2 | | TT0 |
|
||||
* | T3 | | T1 | |
|
||||
* | | M2 | | M0 |
|
||||
* | B3 | | B1 | |
|
||||
* | | BB2 | | BB0 |
|
||||
*
|
||||
* All other values are NULL.
|
||||
*/
|
||||
|
||||
typedef void (*GstDeinterlaceSimpleMethodPackedFunction) (GstDeinterlaceSimpleMethod *self, guint8 *out, const GstDeinterlaceScanlineData *scanlines);
|
||||
|
||||
struct _GstDeinterlaceSimpleMethod {
|
||||
GstDeinterlaceMethod parent;
|
||||
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_packed;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_packed;
|
||||
};
|
||||
|
||||
struct _GstDeinterlaceSimpleMethodClass {
|
||||
GstDeinterlaceMethodClass parent_class;
|
||||
|
||||
/* Packed formats */
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_yuy2;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_yuy2;
|
||||
GstDeinterlaceSimpleMethodPackedFunction interpolate_scanline_yvyu;
|
||||
GstDeinterlaceSimpleMethodPackedFunction copy_scanline_yvyu;
|
||||
};
|
||||
|
||||
GType gst_deinterlace_simple_method_get_type (void);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
#endif /* __GST_DEINTERLACE_METHOD_H__ */
|
||||
|
|
@ -32,7 +32,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_GREEDY_L (gst_deinterlace_method_greedy_l_get_type ())
|
||||
|
|
|
|||
|
|
@ -36,7 +36,7 @@
|
|||
|
||||
#include <gst/gst.h>
|
||||
#include "plugins.h"
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_GREEDY_H (gst_deinterlace_method_greedy_h_get_type ())
|
||||
#define GST_IS_DEINTERLACE_METHOD_GREEDY_H(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_DEINTERLACE_METHOD_GREEDY_H))
|
||||
|
|
|
|||
|
|
@ -27,7 +27,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_LINEAR (gst_deinterlace_method_linear_get_type ())
|
||||
|
|
|
|||
|
|
@ -31,7 +31,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_LINEAR_BLEND (gst_deinterlace_method_linear_blend_get_type ())
|
||||
|
|
|
|||
|
|
@ -22,7 +22,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_SCALER_BOB (gst_deinterlace_method_scaler_bob_get_type ())
|
||||
|
|
|
|||
|
|
@ -31,7 +31,7 @@
|
|||
#include <string.h>
|
||||
|
||||
#include <gst/gst.h>
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include "plugins.h"
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_TOMSMOCOMP (gst_deinterlace_method_tomsmocomp_get_type ())
|
||||
|
|
|
|||
|
|
@ -33,7 +33,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_VFIR (gst_deinterlace_method_vfir_get_type ())
|
||||
|
|
|
|||
|
|
@ -28,7 +28,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_WEAVE (gst_deinterlace_method_weave_get_type ())
|
||||
|
|
|
|||
|
|
@ -28,7 +28,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_WEAVE_BFF (gst_deinterlace_method_weave_bff_get_type ())
|
||||
|
|
|
|||
|
|
@ -29,7 +29,7 @@
|
|||
# include "config.h"
|
||||
#endif
|
||||
|
||||
#include "gstdeinterlace.h"
|
||||
#include "gstdeinterlacemethod.h"
|
||||
#include <string.h>
|
||||
|
||||
#define GST_TYPE_DEINTERLACE_METHOD_WEAVE_TFF (gst_deinterlace_method_weave_tff_get_type ())
|
||||
|
|
|
|||
Loading…
Reference in a new issue