2 * Intel MediaSDK QSV encoder/decoder shared code
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <mfx/mfxvideo.h>
23 #include "libavutil/error.h"
26 #include "qsv_internal.h"
28 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
31 case AV_CODEC_ID_H264:
33 case AV_CODEC_ID_MPEG1VIDEO:
34 case AV_CODEC_ID_MPEG2VIDEO:
35 return MFX_CODEC_MPEG2;
42 return AVERROR(ENOSYS);
45 int ff_qsv_error(int mfx_err)
50 case MFX_ERR_MEMORY_ALLOC:
51 case MFX_ERR_NOT_ENOUGH_BUFFER:
52 return AVERROR(ENOMEM);
53 case MFX_ERR_INVALID_HANDLE:
54 return AVERROR(EINVAL);
55 case MFX_ERR_DEVICE_FAILED:
56 case MFX_ERR_DEVICE_LOST:
57 case MFX_ERR_LOCK_MEMORY:
59 case MFX_ERR_NULL_PTR:
60 case MFX_ERR_UNDEFINED_BEHAVIOR:
61 case MFX_ERR_NOT_INITIALIZED:
63 case MFX_ERR_UNSUPPORTED:
64 case MFX_ERR_NOT_FOUND:
65 return AVERROR(ENOSYS);
66 case MFX_ERR_MORE_DATA:
67 case MFX_ERR_MORE_SURFACE:
68 case MFX_ERR_MORE_BITSTREAM:
69 return AVERROR(EAGAIN);
70 case MFX_ERR_INCOMPATIBLE_VIDEO_PARAM:
71 case MFX_ERR_INVALID_VIDEO_PARAM:
72 return AVERROR(EINVAL);
76 return AVERROR_UNKNOWN;
80 int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session)
82 mfxIMPL impl = MFX_IMPL_AUTO_ANY;
83 mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
88 ret = MFXInit(impl, &ver, session);
90 av_log(avctx, AV_LOG_ERROR, "Error initializing an internal MFX session\n");
91 return ff_qsv_error(ret);
94 MFXQueryIMPL(*session, &impl);
96 switch (MFX_IMPL_BASETYPE(impl)) {
97 case MFX_IMPL_SOFTWARE:
100 case MFX_IMPL_HARDWARE:
101 case MFX_IMPL_HARDWARE2:
102 case MFX_IMPL_HARDWARE3:
103 case MFX_IMPL_HARDWARE4:
104 desc = "hardware accelerated";
110 av_log(avctx, AV_LOG_VERBOSE,
111 "Initialized an internal MFX session using %s implementation\n",