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authortrav90 <travawine@protonmail.ch>2018-04-26 16:49:15 -0500
committertrav90 <travawine@protonmail.ch>2018-04-26 16:49:15 -0500
commit8b37a1bc306c1d5a3cc92e9dc04fb95d5d9a0298 (patch)
treec37da5241afd7cda6f92d394e14cef7d5dcbb4e5 /media/ffvpx/libavutil/x86/imgutils_init.c
parent56a2df6b25bc93ea9a59b8e0bf8029f752f68573 (diff)
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[ffvpx] Update ffvp9/ffvp8 to 3.4.2-release
Structure of code was slightly modified so that it should be no longer necessary to re-generate the config_*.h files, greatly simplifying the resync process in the future.
Diffstat (limited to 'media/ffvpx/libavutil/x86/imgutils_init.c')
-rw-r--r--media/ffvpx/libavutil/x86/imgutils_init.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/media/ffvpx/libavutil/x86/imgutils_init.c b/media/ffvpx/libavutil/x86/imgutils_init.c
new file mode 100644
index 000000000..4ea398205
--- /dev/null
+++ b/media/ffvpx/libavutil/x86/imgutils_init.c
@@ -0,0 +1,49 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "libavutil/cpu.h"
+#include "libavutil/error.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/imgutils_internal.h"
+#include "libavutil/internal.h"
+
+#include "cpu.h"
+
+void ff_image_copy_plane_uc_from_sse4(uint8_t *dst, ptrdiff_t dst_linesize,
+ const uint8_t *src, ptrdiff_t src_linesize,
+ ptrdiff_t bytewidth, int height);
+
+int ff_image_copy_plane_uc_from_x86(uint8_t *dst, ptrdiff_t dst_linesize,
+ const uint8_t *src, ptrdiff_t src_linesize,
+ ptrdiff_t bytewidth, int height)
+{
+ int cpu_flags = av_get_cpu_flags();
+ ptrdiff_t bw_aligned = FFALIGN(bytewidth, 64);
+
+ if (EXTERNAL_SSE4(cpu_flags) &&
+ bw_aligned <= dst_linesize && bw_aligned <= src_linesize)
+ ff_image_copy_plane_uc_from_sse4(dst, dst_linesize, src, src_linesize,
+ bw_aligned, height);
+ else
+ return AVERROR(ENOSYS);
+
+ return 0;
+}