From 35d33587722cf44478632827bfb7049c003c4fef 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, 22 Dec 2021 16:04:46 +0800
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Subject: [PATCH 26/33] waylandsink: Use the correct video info to access
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allocated buffer
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The video info might changed after pool activated.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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ext/wayland/gstwaylandsink.c | 10 +++++-----
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ext/wayland/gstwaylandsink.h | 1 +
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2 files changed, 6 insertions(+), 5 deletions(-)
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diff --git a/ext/wayland/gstwaylandsink.c b/ext/wayland/gstwaylandsink.c
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index fe7e0e3..934464c 100644
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--- a/ext/wayland/gstwaylandsink.c
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+++ b/ext/wayland/gstwaylandsink.c
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@@ -917,7 +917,6 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
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GstVideoCropMeta *crop;
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GstVideoMeta *vmeta;
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GstVideoFormat format;
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- GstVideoInfo old_vinfo;
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GstMemory *mem;
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struct wl_buffer *wbuf = NULL;
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@@ -991,7 +990,6 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
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/* update video info from video meta */
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mem = gst_buffer_peek_memory (buffer, 0);
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- old_vinfo = sink->video_info;
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vmeta = gst_buffer_get_video_meta (buffer);
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if (vmeta) {
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gint i;
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@@ -1032,9 +1030,6 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
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GstVideoFrame src, dst;
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GstVideoInfo src_info = sink->video_info;
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- /* rollback video info changes */
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- sink->video_info = old_vinfo;
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-
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/* we don't know how to create a wl_buffer directly from the provided
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* memory, so we have to copy the data to shm memory that we know how
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* to handle... */
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@@ -1060,8 +1055,13 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
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if (!gst_buffer_pool_set_config (sink->pool, config) ||
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!gst_buffer_pool_set_active (sink->pool, TRUE))
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goto activate_failed;
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+
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+ sink->pool_vinfo = sink->video_info;
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}
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+ /* rollback video info changes */
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+ sink->video_info = sink->pool_vinfo;
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+
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ret = gst_buffer_pool_acquire_buffer (sink->pool, &to_render, NULL);
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if (ret != GST_FLOW_OK)
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goto no_buffer;
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diff --git a/ext/wayland/gstwaylandsink.h b/ext/wayland/gstwaylandsink.h
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index 1f70f76..4f517f8 100644
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--- a/ext/wayland/gstwaylandsink.h
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+++ b/ext/wayland/gstwaylandsink.h
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@@ -61,6 +61,7 @@ struct _GstWaylandSink
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gboolean video_info_changed;
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GstVideoInfo video_info;
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+ GstVideoInfo pool_vinfo;
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gboolean fullscreen;
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GstWlWindowLayer layer;
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gdouble alpha;
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--
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2.20.1
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