From 61e879015a5848fb5e62fcbe6caed85cdb072d2d Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Wed, 19 Jan 2022 16:37:40 +0800
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Subject: [PATCH 29/33] kmssink: Support ignoring aspect ratio
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Set "force-aspect-ratio" property to false to ignore aspect ratio.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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sys/kms/gstkmssink.c | 18 +++++++++++++++++-
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sys/kms/gstkmssink.h | 2 ++
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2 files changed, 19 insertions(+), 1 deletion(-)
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diff --git a/sys/kms/gstkmssink.c b/sys/kms/gstkmssink.c
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index b472f3b..af80c8e 100644
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--- a/sys/kms/gstkmssink.c
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+++ b/sys/kms/gstkmssink.c
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@@ -98,6 +98,7 @@ enum
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PROP_DISPLAY_HEIGHT,
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PROP_CONNECTOR_PROPS,
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PROP_PLANE_PROPS,
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+ PROP_FORCE_ASPECT_RATIO,
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PROP_N,
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};
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@@ -1272,7 +1273,7 @@ gst_kms_sink_calculate_display_ratio (GstKMSSink * self, GstVideoInfo * vinfo,
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video_par_n = GST_VIDEO_INFO_PAR_N (vinfo);
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video_par_d = GST_VIDEO_INFO_PAR_D (vinfo);
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- if (self->can_scale) {
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+ if (self->can_scale && self->keep_aspect) {
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gst_video_calculate_device_ratio (self->hdisplay, self->vdisplay,
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self->mm_width, self->mm_height, &dpy_par_n, &dpy_par_d);
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} else {
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@@ -1865,6 +1866,9 @@ retry_set_plane:
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result.x += self->render_rect.x;
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result.y += self->render_rect.y;
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+ if (self->can_scale && !self->keep_aspect)
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+ result = self->render_rect;
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+
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if (crop) {
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src.w = crop->width;
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src.h = crop->height;
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@@ -2067,6 +2071,9 @@ gst_kms_sink_set_property (GObject * object, guint prop_id,
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break;
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}
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+ case PROP_FORCE_ASPECT_RATIO:
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+ sink->keep_aspect = g_value_get_boolean (value);
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+ break;
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default:
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if (!gst_video_overlay_set_property (object, PROP_N, prop_id, value))
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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@@ -2120,6 +2127,9 @@ gst_kms_sink_get_property (GObject * object, guint prop_id,
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case PROP_PLANE_PROPS:
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gst_value_set_structure (value, sink->plane_props);
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break;
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+ case PROP_FORCE_ASPECT_RATIO:
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+ g_value_set_boolean (value, sink->keep_aspect);
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+ break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@@ -2150,6 +2160,7 @@ gst_kms_sink_init (GstKMSSink * sink)
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sink->plane_id = -1;
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sink->saved_zpos = -1;
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sink->can_scale = TRUE;
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+ sink->keep_aspect = TRUE;
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gst_poll_fd_init (&sink->pollfd);
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sink->poll = gst_poll_new (TRUE);
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gst_video_info_init (&sink->vinfo);
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@@ -2319,6 +2330,11 @@ gst_kms_sink_class_init (GstKMSSinkClass * klass)
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"Additional properties for the plane",
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GST_TYPE_STRUCTURE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
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+ g_properties[PROP_FORCE_ASPECT_RATIO] =
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+ g_param_spec_boolean ("force-aspect-ratio", "Force aspect ratio",
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+ "When enabled, scaling will respect original aspect ratio", TRUE,
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+ G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
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+
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g_object_class_install_properties (gobject_class, PROP_N, g_properties);
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gst_video_overlay_install_properties (gobject_class, PROP_N);
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diff --git a/sys/kms/gstkmssink.h b/sys/kms/gstkmssink.h
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index 45a9c08..ab70ec4 100644
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--- a/sys/kms/gstkmssink.h
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+++ b/sys/kms/gstkmssink.h
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@@ -96,6 +96,8 @@ struct _GstKMSSink {
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gboolean reconfigure;
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guintptr window_handle;
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+
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+ gboolean keep_aspect;
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};
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struct _GstKMSSinkClass {
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--
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2.20.1
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