| /* |
| * Intel MediaSDK QSV encoder/decoder shared code |
| * |
| * 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 <mfx/mfxvideo.h> |
| |
| #include "libavutil/error.h" |
| |
| #include "avcodec.h" |
| #include "qsv_internal.h" |
| |
| int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id) |
| { |
| switch (codec_id) { |
| case AV_CODEC_ID_H264: |
| return MFX_CODEC_AVC; |
| case AV_CODEC_ID_MPEG1VIDEO: |
| case AV_CODEC_ID_MPEG2VIDEO: |
| return MFX_CODEC_MPEG2; |
| case AV_CODEC_ID_VC1: |
| return MFX_CODEC_VC1; |
| default: |
| break; |
| } |
| |
| return AVERROR(ENOSYS); |
| } |
| |
| int ff_qsv_error(int mfx_err) |
| { |
| switch (mfx_err) { |
| case MFX_ERR_NONE: |
| return 0; |
| case MFX_ERR_MEMORY_ALLOC: |
| case MFX_ERR_NOT_ENOUGH_BUFFER: |
| return AVERROR(ENOMEM); |
| case MFX_ERR_INVALID_HANDLE: |
| return AVERROR(EINVAL); |
| case MFX_ERR_DEVICE_FAILED: |
| case MFX_ERR_DEVICE_LOST: |
| case MFX_ERR_LOCK_MEMORY: |
| return AVERROR(EIO); |
| case MFX_ERR_NULL_PTR: |
| case MFX_ERR_UNDEFINED_BEHAVIOR: |
| case MFX_ERR_NOT_INITIALIZED: |
| return AVERROR_BUG; |
| case MFX_ERR_UNSUPPORTED: |
| case MFX_ERR_NOT_FOUND: |
| return AVERROR(ENOSYS); |
| case MFX_ERR_MORE_DATA: |
| case MFX_ERR_MORE_SURFACE: |
| case MFX_ERR_MORE_BITSTREAM: |
| return AVERROR(EAGAIN); |
| case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM: |
| case MFX_ERR_INVALID_VIDEO_PARAM: |
| return AVERROR(EINVAL); |
| case MFX_ERR_ABORTED: |
| case MFX_ERR_UNKNOWN: |
| default: |
| return AVERROR_UNKNOWN; |
| } |
| } |
| |
| int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session) |
| { |
| mfxIMPL impl = MFX_IMPL_AUTO_ANY; |
| mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } }; |
| |
| const char *desc; |
| int ret; |
| |
| ret = MFXInit(impl, &ver, session); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n"); |
| return ff_qsv_error(ret); |
| } |
| |
| MFXQueryIMPL(*session, &impl); |
| |
| switch (MFX_IMPL_BASETYPE(impl)) { |
| case MFX_IMPL_SOFTWARE: |
| desc = "software"; |
| break; |
| case MFX_IMPL_HARDWARE: |
| case MFX_IMPL_HARDWARE2: |
| case MFX_IMPL_HARDWARE3: |
| case MFX_IMPL_HARDWARE4: |
| desc = "hardware accelerated"; |
| break; |
| default: |
| desc = "unknown"; |
| } |
| |
| av_log(avctx, AV_LOG_VERBOSE, |
| "Initialized an internal MFX session using %s implementation\n", |
| desc); |
| |
| return 0; |
| } |