| /** |
| * Copyright (C) 2020 Savoir-faire Linux Inc. |
| * |
| * Author: Aline Gondim Santos <aline.gondimsantos@savoirfairelinux.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| extern "C" { |
| #include <libavutil/pixdesc.h> |
| #include <libavutil/hwcontext.h> |
| #include <libavutil/frame.h> |
| #include <libavutil/buffer.h> |
| } |
| |
| namespace DRing { |
| class MediaFrame; |
| class VideoFrame; |
| } // namespace DRing |
| |
| namespace jami { |
| using MediaFrame = DRing::MediaFrame; |
| using VideoFrame = DRing::VideoFrame; |
| } // namespace jami |
| |
| extern "C" { |
| #if LIBAVUTIL_VERSION_MAJOR < 56 |
| AVFrameSideData* |
| av_frame_new_side_data_from_buf(AVFrame* frame, enum AVFrameSideDataType type, AVBufferRef* buf) |
| { |
| auto side_data = av_frame_new_side_data(frame, type, 0); |
| av_buffer_unref(&side_data->buf); |
| side_data->buf = buf; |
| side_data->data = side_data->buf->data; |
| side_data->size = side_data->buf->size; |
| return side_data; |
| } |
| #endif |
| } |
| |
| AVFrame* |
| transferToMainMemory(AVFrame* framePtr, AVPixelFormat desiredFormat) |
| { |
| AVFrame* out; |
| |
| auto desc = av_pix_fmt_desc_get(static_cast<AVPixelFormat>(framePtr->format)); |
| |
| if (desc && not(desc->flags & AV_PIX_FMT_FLAG_HWACCEL)) { |
| out = framePtr; |
| return out; |
| } |
| |
| out->format = desiredFormat; |
| if (av_hwframe_transfer_data(out, framePtr, 0) < 0) { |
| out = framePtr; |
| return out; |
| } |
| |
| out->pts = framePtr->pts; |
| if (AVFrameSideData* side_data = av_frame_get_side_data(framePtr, AV_FRAME_DATA_DISPLAYMATRIX)) { |
| av_frame_new_side_data_from_buf(out, |
| AV_FRAME_DATA_DISPLAYMATRIX, |
| av_buffer_ref(side_data->buf)); |
| } |
| return out; |
| } |