1 files changed, 106 insertions, 0 deletions
diff --git a/src/plugins/multimedia/ffmpeg/qffmpeghwaccel_mediacodec.cpp b/src/plugins/multimedia/ffmpeg/qffmpeghwaccel_mediacodec.cpp
new file mode 100644
index 000000000..e8872a1eb
--- /dev/null
+++ b/src/plugins/multimedia/ffmpeg/qffmpeghwaccel_mediacodec.cpp
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2021 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qffmpeghwaccel_mediacodec_p.h"
+
+#include <androidsurfacetexture_p.h>
+#include <QtGui/private/qrhi_p.h>
+
+extern "C" {
+#include <libavcodec/mediacodec.h>
+}
+
+#if !defined(Q_OS_ANDROID)
+#    error "Configuration error"
+#endif
+
+namespace QFFmpeg {
+
+Q_GLOBAL_STATIC(AndroidSurfaceTexture, androidSurfaceTexture, 0);
+
+class MediaCodecTextureSet : public TextureSet
+{
+public:
+    MediaCodecTextureSet(qint64 textureHandle) : handle(textureHandle) { }
+
+    qint64 textureHandle(int plane) override { return (plane == 0) ? handle : 0; }
+
+private:
+    qint64 handle;
+};
+
+void MediaCodecTextureConverter::setupDecoderSurface(AVCodecContext *avCodecContext)
+{
+    AVMediaCodecContext *mediacodecContext = av_mediacodec_alloc_context();
+    av_mediacodec_default_init(avCodecContext, mediacodecContext, androidSurfaceTexture->surface());
+}
+
+TextureSet *MediaCodecTextureConverter::getTextures(AVFrame *frame)
+{
+    if (!androidSurfaceTexture->isValid())
+        return {};
+
+    if (!externalTexture) {
+        androidSurfaceTexture->detachFromGLContext();
+        externalTexture = std::unique_ptr<QRhiTexture>(
+                rhi->newTexture(QRhiTexture::Format::RGBA8, { frame->width, frame->height }, 1,
+                                QRhiTexture::ExternalOES));
+
+        if (!externalTexture->create()) {
+            qWarning() << "Failed to create the external texture!";
+            return {};
+        }
+
+        quint64 textureHandle = externalTexture->nativeTexture().object;
+        androidSurfaceTexture->attachToGLContext(textureHandle);
+    }
+
+    // release a MediaCodec buffer and render it to the surface
+    AVMediaCodecBuffer *buffer = (AVMediaCodecBuffer *)frame->data[3];
+    int result = av_mediacodec_release_buffer(buffer, 1);
+    if (result < 0) {
+        qWarning() << "Failed to render buffer to surface.";
+        return {};
+    }
+
+    androidSurfaceTexture->updateTexImage();
+
+    return new MediaCodecTextureSet(externalTexture->nativeTexture().object);
+}
+}