| /* |
| * 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 <mfx/mfxplugin.h> |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "libavutil/avstring.h" |
| #include "libavutil/common.h" |
| #include "libavutil/error.h" |
| #include "libavutil/hwcontext.h" |
| #include "libavutil/hwcontext_qsv.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; |
| #if QSV_VERSION_ATLEAST(1, 8) |
| case AV_CODEC_ID_HEVC: |
| return MFX_CODEC_HEVC; |
| #endif |
| 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_profile_to_mfx(enum AVCodecID codec_id, int profile) |
| { |
| if (profile == FF_PROFILE_UNKNOWN) |
| return MFX_PROFILE_UNKNOWN; |
| switch (codec_id) { |
| case AV_CODEC_ID_H264: |
| case AV_CODEC_ID_HEVC: |
| return profile; |
| case AV_CODEC_ID_VC1: |
| return 4 * profile + 1; |
| case AV_CODEC_ID_MPEG2VIDEO: |
| return 0x10 * profile; |
| } |
| return MFX_PROFILE_UNKNOWN; |
| } |
| |
| 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_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc) |
| { |
| switch (format) { |
| case AV_PIX_FMT_YUV420P: |
| case AV_PIX_FMT_YUVJ420P: |
| *fourcc = MFX_FOURCC_NV12; |
| return AV_PIX_FMT_NV12; |
| case AV_PIX_FMT_YUV420P10: |
| *fourcc = MFX_FOURCC_P010; |
| return AV_PIX_FMT_P010; |
| default: |
| return AVERROR(ENOSYS); |
| } |
| } |
| |
| static int qsv_load_plugins(mfxSession session, const char *load_plugins, |
| void *logctx) |
| { |
| if (!load_plugins || !*load_plugins) |
| return 0; |
| |
| while (*load_plugins) { |
| mfxPluginUID uid; |
| mfxStatus ret; |
| int i, err = 0; |
| |
| char *plugin = av_get_token(&load_plugins, ":"); |
| if (!plugin) |
| return AVERROR(ENOMEM); |
| if (strlen(plugin) != 2 * sizeof(uid.Data)) { |
| av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID length\n"); |
| err = AVERROR(EINVAL); |
| goto load_plugin_fail; |
| } |
| |
| for (i = 0; i < sizeof(uid.Data); i++) { |
| err = sscanf(plugin + 2 * i, "%2hhx", uid.Data + i); |
| if (err != 1) { |
| av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID\n"); |
| err = AVERROR(EINVAL); |
| goto load_plugin_fail; |
| } |
| |
| } |
| |
| ret = MFXVideoUSER_Load(session, &uid, 1); |
| if (ret < 0) { |
| av_log(logctx, AV_LOG_ERROR, "Could not load the requested plugin: %s\n", |
| plugin); |
| err = ff_qsv_error(ret); |
| goto load_plugin_fail; |
| } |
| |
| if (*load_plugins) |
| load_plugins++; |
| load_plugin_fail: |
| av_freep(&plugin); |
| if (err < 0) |
| return err; |
| } |
| |
| return 0; |
| |
| } |
| |
| int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session, |
| const char *load_plugins) |
| { |
| 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); |
| } |
| |
| ret = qsv_load_plugins(*session, load_plugins, avctx); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n"); |
| return 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; |
| } |
| |
| static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req, |
| mfxFrameAllocResponse *resp) |
| { |
| QSVFramesContext *ctx = pthis; |
| mfxFrameInfo *i = &req->Info; |
| mfxFrameInfo *i1 = &ctx->info; |
| |
| if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET) || |
| !(req->Type & (MFX_MEMTYPE_FROM_DECODE | MFX_MEMTYPE_FROM_ENCODE)) || |
| !(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME)) |
| return MFX_ERR_UNSUPPORTED; |
| if (i->Width != i1->Width || i->Height != i1->Height || |
| i->FourCC != i1->FourCC || i->ChromaFormat != i1->ChromaFormat) { |
| av_log(ctx, AV_LOG_ERROR, "Mismatching surface properties in an " |
| "allocation request: %dx%d %d %d vs %dx%d %d %d\n", |
| i->Width, i->Height, i->FourCC, i->ChromaFormat, |
| i1->Width, i1->Height, i1->FourCC, i1->ChromaFormat); |
| return MFX_ERR_UNSUPPORTED; |
| } |
| |
| resp->mids = ctx->mids; |
| resp->NumFrameActual = ctx->nb_mids; |
| |
| return MFX_ERR_NONE; |
| } |
| |
| static mfxStatus qsv_frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp) |
| { |
| return MFX_ERR_NONE; |
| } |
| |
| static mfxStatus qsv_frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
| { |
| return MFX_ERR_UNSUPPORTED; |
| } |
| |
| static mfxStatus qsv_frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
| { |
| return MFX_ERR_UNSUPPORTED; |
| } |
| |
| static mfxStatus qsv_frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl) |
| { |
| *hdl = mid; |
| return MFX_ERR_NONE; |
| } |
| |
| int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession, |
| QSVFramesContext *qsv_frames_ctx, |
| const char *load_plugins, int opaque) |
| { |
| static const mfxHandleType handle_types[] = { |
| MFX_HANDLE_VA_DISPLAY, |
| MFX_HANDLE_D3D9_DEVICE_MANAGER, |
| MFX_HANDLE_D3D11_DEVICE, |
| }; |
| mfxFrameAllocator frame_allocator = { |
| .pthis = qsv_frames_ctx, |
| .Alloc = qsv_frame_alloc, |
| .Lock = qsv_frame_lock, |
| .Unlock = qsv_frame_unlock, |
| .GetHDL = qsv_frame_get_hdl, |
| .Free = qsv_frame_free, |
| }; |
| |
| AVHWFramesContext *frames_ctx = (AVHWFramesContext*)qsv_frames_ctx->hw_frames_ctx->data; |
| AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx; |
| AVQSVDeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx; |
| mfxSession parent_session = device_hwctx->session; |
| |
| mfxSession session; |
| mfxVersion ver; |
| mfxIMPL impl; |
| mfxHDL handle = NULL; |
| mfxHandleType handle_type; |
| mfxStatus err; |
| |
| int i, ret; |
| |
| err = MFXQueryIMPL(parent_session, &impl); |
| if (err == MFX_ERR_NONE) |
| err = MFXQueryVersion(parent_session, &ver); |
| if (err != MFX_ERR_NONE) { |
| av_log(avctx, AV_LOG_ERROR, "Error querying the session attributes\n"); |
| return ff_qsv_error(err); |
| } |
| |
| for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) { |
| err = MFXVideoCORE_GetHandle(parent_session, handle_types[i], &handle); |
| if (err == MFX_ERR_NONE) { |
| handle_type = handle_types[i]; |
| break; |
| } |
| handle = NULL; |
| } |
| if (!handle) { |
| av_log(avctx, AV_LOG_VERBOSE, "No supported hw handle could be retrieved " |
| "from the session\n"); |
| } |
| |
| err = MFXInit(impl, &ver, &session); |
| if (err != MFX_ERR_NONE) { |
| av_log(avctx, AV_LOG_ERROR, |
| "Error initializing a child MFX session: %d\n", err); |
| return ff_qsv_error(err); |
| } |
| |
| if (handle) { |
| err = MFXVideoCORE_SetHandle(session, handle_type, handle); |
| if (err != MFX_ERR_NONE) { |
| av_log(avctx, AV_LOG_ERROR, "Error setting a HW handle: %d\n", err); |
| return ff_qsv_error(err); |
| } |
| } |
| |
| ret = qsv_load_plugins(session, load_plugins, avctx); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n"); |
| return ret; |
| } |
| |
| if (!opaque) { |
| av_freep(&qsv_frames_ctx->mids); |
| qsv_frames_ctx->mids = av_mallocz_array(frames_hwctx->nb_surfaces, |
| sizeof(*qsv_frames_ctx->mids)); |
| if (!qsv_frames_ctx->mids) |
| return AVERROR(ENOMEM); |
| |
| qsv_frames_ctx->info = frames_hwctx->surfaces[0].Info; |
| qsv_frames_ctx->nb_mids = frames_hwctx->nb_surfaces; |
| for (i = 0; i < frames_hwctx->nb_surfaces; i++) |
| qsv_frames_ctx->mids[i] = frames_hwctx->surfaces[i].Data.MemId; |
| |
| err = MFXVideoCORE_SetFrameAllocator(session, &frame_allocator); |
| if (err != MFX_ERR_NONE) { |
| av_log(avctx, AV_LOG_ERROR, "Error setting a frame allocator: %d\n", err); |
| return ff_qsv_error(err); |
| } |
| } |
| |
| *psession = session; |
| return 0; |
| } |