itsmattkc
15556c64ae
I'll be honest, this probably makes no noticeable difference at all. It should be faster and more efficient, but whether that translates into any tangible improvement is yet to be seen.
142 lines
4.1 KiB
C++
142 lines
4.1 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "common/ffmpegutils.h"
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namespace olive {
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AVPixelFormat FFmpegUtils::GetCompatiblePixelFormat(const AVPixelFormat &pix_fmt)
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{
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AVPixelFormat possible_pix_fmts[] = {
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AV_PIX_FMT_RGB24,
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AV_PIX_FMT_RGBA,
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AV_PIX_FMT_RGB48,
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AV_PIX_FMT_RGBA64,
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AV_PIX_FMT_NONE
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};
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return avcodec_find_best_pix_fmt_of_list(possible_pix_fmts,
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pix_fmt,
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1,
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nullptr);
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}
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AudioParams::Format FFmpegUtils::GetNativeSampleFormat(const AVSampleFormat &smp_fmt)
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{
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switch (smp_fmt) {
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case AV_SAMPLE_FMT_U8:
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return AudioParams::kFormatUnsigned8;
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case AV_SAMPLE_FMT_S16:
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return AudioParams::kFormatSigned16;
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case AV_SAMPLE_FMT_S32:
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return AudioParams::kFormatSigned32;
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case AV_SAMPLE_FMT_S64:
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return AudioParams::kFormatSigned64;
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case AV_SAMPLE_FMT_FLT:
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return AudioParams::kFormatFloat32;
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case AV_SAMPLE_FMT_DBL:
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return AudioParams::kFormatFloat64;
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case AV_SAMPLE_FMT_U8P :
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case AV_SAMPLE_FMT_S16P:
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case AV_SAMPLE_FMT_S32P:
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case AV_SAMPLE_FMT_S64P:
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case AV_SAMPLE_FMT_FLTP:
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case AV_SAMPLE_FMT_DBLP:
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case AV_SAMPLE_FMT_NONE:
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case AV_SAMPLE_FMT_NB:
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break;
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}
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return AudioParams::kFormatInvalid;
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}
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AVSampleFormat FFmpegUtils::GetFFmpegSampleFormat(const AudioParams::Format &smp_fmt, bool planar)
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{
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switch (smp_fmt) {
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case AudioParams::kFormatUnsigned8:
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return planar ? AV_SAMPLE_FMT_U8P : AV_SAMPLE_FMT_U8;
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case AudioParams::kFormatSigned16:
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return planar ? AV_SAMPLE_FMT_S16P : AV_SAMPLE_FMT_S16;
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case AudioParams::kFormatSigned32:
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return planar ? AV_SAMPLE_FMT_S32P : AV_SAMPLE_FMT_S32;
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case AudioParams::kFormatSigned64:
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return planar ? AV_SAMPLE_FMT_S64P : AV_SAMPLE_FMT_S64;
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case AudioParams::kFormatFloat32:
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return planar ? AV_SAMPLE_FMT_FLTP : AV_SAMPLE_FMT_FLT;
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case AudioParams::kFormatFloat64:
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return planar ? AV_SAMPLE_FMT_DBLP : AV_SAMPLE_FMT_DBL;
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case AudioParams::kFormatInvalid:
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case AudioParams::kFormatCount:
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break;
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}
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return AV_SAMPLE_FMT_NONE;
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}
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AVPixelFormat FFmpegUtils::GetFFmpegPixelFormat(const VideoParams::Format &pix_fmt, int channel_layout)
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{
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if (channel_layout == VideoParams::kRGBChannelCount) {
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switch (pix_fmt) {
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case VideoParams::kFormatUnsigned8:
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return AV_PIX_FMT_RGB24;
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case VideoParams::kFormatUnsigned16:
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return AV_PIX_FMT_RGB48;
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case VideoParams::kFormatFloat16:
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case VideoParams::kFormatFloat32:
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case VideoParams::kFormatInvalid:
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case VideoParams::kFormatCount:
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break;
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}
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} else if (channel_layout == VideoParams::kRGBAChannelCount) {
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switch (pix_fmt) {
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case VideoParams::kFormatUnsigned8:
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return AV_PIX_FMT_RGBA;
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case VideoParams::kFormatUnsigned16:
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return AV_PIX_FMT_RGBA64;
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case VideoParams::kFormatFloat16:
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case VideoParams::kFormatFloat32:
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case VideoParams::kFormatInvalid:
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case VideoParams::kFormatCount:
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break;
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}
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}
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return AV_PIX_FMT_NONE;
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}
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VideoParams::Format FFmpegUtils::GetCompatiblePixelFormat(const VideoParams::Format &pix_fmt)
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{
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switch (pix_fmt) {
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case VideoParams::kFormatUnsigned8:
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return VideoParams::kFormatUnsigned8;
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case VideoParams::kFormatUnsigned16:
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case VideoParams::kFormatFloat16:
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case VideoParams::kFormatFloat32:
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return VideoParams::kFormatUnsigned16;
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case VideoParams::kFormatInvalid:
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case VideoParams::kFormatCount:
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break;
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}
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return VideoParams::kFormatInvalid;
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}
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}
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