mirror of https://github.com/FFmpeg/FFmpeg.git
Anton Khirnov
10 years ago
parent
b04d009b0e
commit
d0a63d8b98
7 changed files with 163 additions and 95 deletions
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/*
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* Intel MediaSDK QSV encoder/decoder shared code |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav 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 GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include <mfx/mfxvideo.h> |
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#include "libavutil/error.h" |
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#include "avcodec.h" |
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#include "qsv_internal.h" |
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int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id) |
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{ |
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switch (codec_id) { |
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case AV_CODEC_ID_H264: |
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return MFX_CODEC_AVC; |
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case AV_CODEC_ID_MPEG1VIDEO: |
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case AV_CODEC_ID_MPEG2VIDEO: |
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return MFX_CODEC_MPEG2; |
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case AV_CODEC_ID_VC1: |
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return MFX_CODEC_VC1; |
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default: |
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break; |
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} |
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return AVERROR(ENOSYS); |
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} |
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int ff_qsv_error(int mfx_err) |
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{ |
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switch (mfx_err) { |
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case MFX_ERR_NONE: |
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return 0; |
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case MFX_ERR_MEMORY_ALLOC: |
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case MFX_ERR_NOT_ENOUGH_BUFFER: |
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return AVERROR(ENOMEM); |
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case MFX_ERR_INVALID_HANDLE: |
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return AVERROR(EINVAL); |
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case MFX_ERR_DEVICE_FAILED: |
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case MFX_ERR_DEVICE_LOST: |
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case MFX_ERR_LOCK_MEMORY: |
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return AVERROR(EIO); |
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case MFX_ERR_NULL_PTR: |
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case MFX_ERR_UNDEFINED_BEHAVIOR: |
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case MFX_ERR_NOT_INITIALIZED: |
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return AVERROR_BUG; |
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case MFX_ERR_UNSUPPORTED: |
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case MFX_ERR_NOT_FOUND: |
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return AVERROR(ENOSYS); |
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case MFX_ERR_MORE_DATA: |
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case MFX_ERR_MORE_SURFACE: |
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case MFX_ERR_MORE_BITSTREAM: |
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return AVERROR(EAGAIN); |
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case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM: |
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case MFX_ERR_INVALID_VIDEO_PARAM: |
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return AVERROR(EINVAL); |
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case MFX_ERR_ABORTED: |
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case MFX_ERR_UNKNOWN: |
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default: |
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return AVERROR_UNKNOWN; |
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} |
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} |
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int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session) |
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{ |
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mfxIMPL impl = MFX_IMPL_AUTO_ANY; |
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mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } }; |
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const char *desc; |
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int ret; |
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ret = MFXInit(impl, &ver, session); |
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if (ret < 0) { |
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av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n"); |
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return ff_qsv_error(ret); |
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} |
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MFXQueryIMPL(*session, &impl); |
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switch (MFX_IMPL_BASETYPE(impl)) { |
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case MFX_IMPL_SOFTWARE: |
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desc = "software"; |
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break; |
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case MFX_IMPL_HARDWARE: |
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case MFX_IMPL_HARDWARE2: |
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case MFX_IMPL_HARDWARE3: |
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case MFX_IMPL_HARDWARE4: |
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desc = "hardware accelerated"; |
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break; |
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default: |
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desc = "unknown"; |
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} |
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av_log(avctx, AV_LOG_VERBOSE, |
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"Initialized an internal MFX session using %s implementation\n", |
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desc); |
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return 0; |
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} |
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@ -0,0 +1,38 @@ |
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/*
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* Intel MediaSDK QSV encoder/decoder shared code |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav 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 GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_QSV_INTERNAL_H |
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#define AVCODEC_QSV_INTERNAL_H |
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#define QSV_VERSION_MAJOR 1 |
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#define QSV_VERSION_MINOR 1 |
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#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
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/**
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* Convert a libmfx error code into a libav error code. |
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*/ |
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int ff_qsv_error(int mfx_err); |
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int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id); |
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int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session); |
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#endif /* AVCODEC_QSV_INTERNAL_H */ |
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