| /* |
| * 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 <mfx/mfxjpeg.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 "libavutil/imgutils.h" |
| #include "libavutil/avassert.h" |
| |
| #include "avcodec.h" |
| #include "qsv_internal.h" |
| |
| #if QSV_VERSION_ATLEAST(1, 12) |
| #include "mfx/mfxvp8.h" |
| #endif |
| |
| 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; |
| #if QSV_VERSION_ATLEAST(1, 12) |
| case AV_CODEC_ID_VP8: |
| return MFX_CODEC_VP8; |
| #endif |
| case AV_CODEC_ID_MJPEG: |
| return MFX_CODEC_JPEG; |
| #if QSV_VERSION_ATLEAST(1, 19) |
| case AV_CODEC_ID_VP9: |
| return MFX_CODEC_VP9; |
| #endif |
| #if QSV_VERSION_ATLEAST(1, 34) |
| case AV_CODEC_ID_AV1: |
| return MFX_CODEC_AV1; |
| #endif |
| |
| default: |
| break; |
| } |
| |
| return AVERROR(ENOSYS); |
| } |
| |
| int ff_qsv_level_to_mfx(enum AVCodecID codec_id, int level) |
| { |
| if (level == FF_LEVEL_UNKNOWN) |
| return MFX_LEVEL_UNKNOWN; |
| |
| switch (codec_id) { |
| case AV_CODEC_ID_HEVC: |
| return level / 3; |
| default: |
| return level; |
| } |
| } |
| |
| static const struct { |
| int mfx_iopattern; |
| const char *desc; |
| } qsv_iopatterns[] = { |
| {MFX_IOPATTERN_IN_VIDEO_MEMORY, "input is video memory surface" }, |
| {MFX_IOPATTERN_IN_SYSTEM_MEMORY, "input is system memory surface" }, |
| {MFX_IOPATTERN_IN_OPAQUE_MEMORY, "input is opaque memory surface" }, |
| {MFX_IOPATTERN_OUT_VIDEO_MEMORY, "output is video memory surface" }, |
| {MFX_IOPATTERN_OUT_SYSTEM_MEMORY, "output is system memory surface" }, |
| {MFX_IOPATTERN_OUT_OPAQUE_MEMORY, "output is opaque memory surface" }, |
| }; |
| |
| int ff_qsv_print_iopattern(void *log_ctx, int mfx_iopattern, |
| const char *extra_string) |
| { |
| const char *desc = NULL; |
| |
| for (int i = 0; i < FF_ARRAY_ELEMS(qsv_iopatterns); i++) { |
| if (qsv_iopatterns[i].mfx_iopattern == mfx_iopattern) { |
| desc = qsv_iopatterns[i].desc; |
| } |
| } |
| if (!desc) |
| desc = "unknown iopattern"; |
| |
| av_log(log_ctx, AV_LOG_VERBOSE, "%s: %s\n", extra_string, desc); |
| return 0; |
| } |
| |
| static const struct { |
| mfxStatus mfxerr; |
| int averr; |
| const char *desc; |
| } qsv_errors[] = { |
| { MFX_ERR_NONE, 0, "success" }, |
| { MFX_ERR_UNKNOWN, AVERROR_UNKNOWN, "unknown error" }, |
| { MFX_ERR_NULL_PTR, AVERROR(EINVAL), "NULL pointer" }, |
| { MFX_ERR_UNSUPPORTED, AVERROR(ENOSYS), "unsupported" }, |
| { MFX_ERR_MEMORY_ALLOC, AVERROR(ENOMEM), "failed to allocate memory" }, |
| { MFX_ERR_NOT_ENOUGH_BUFFER, AVERROR(ENOMEM), "insufficient input/output buffer" }, |
| { MFX_ERR_INVALID_HANDLE, AVERROR(EINVAL), "invalid handle" }, |
| { MFX_ERR_LOCK_MEMORY, AVERROR(EIO), "failed to lock the memory block" }, |
| { MFX_ERR_NOT_INITIALIZED, AVERROR_BUG, "not initialized" }, |
| { MFX_ERR_NOT_FOUND, AVERROR(ENOSYS), "specified object was not found" }, |
| /* the following 3 errors should always be handled explicitly, so those "mappings" |
| * are for completeness only */ |
| { MFX_ERR_MORE_DATA, AVERROR_UNKNOWN, "expect more data at input" }, |
| { MFX_ERR_MORE_SURFACE, AVERROR_UNKNOWN, "expect more surface at output" }, |
| { MFX_ERR_MORE_BITSTREAM, AVERROR_UNKNOWN, "expect more bitstream at output" }, |
| { MFX_ERR_ABORTED, AVERROR_UNKNOWN, "operation aborted" }, |
| { MFX_ERR_DEVICE_LOST, AVERROR(EIO), "device lost" }, |
| { MFX_ERR_INCOMPATIBLE_VIDEO_PARAM, AVERROR(EINVAL), "incompatible video parameters" }, |
| { MFX_ERR_INVALID_VIDEO_PARAM, AVERROR(EINVAL), "invalid video parameters" }, |
| { MFX_ERR_UNDEFINED_BEHAVIOR, AVERROR_BUG, "undefined behavior" }, |
| { MFX_ERR_DEVICE_FAILED, AVERROR(EIO), "device failed" }, |
| { MFX_ERR_INCOMPATIBLE_AUDIO_PARAM, AVERROR(EINVAL), "incompatible audio parameters" }, |
| { MFX_ERR_INVALID_AUDIO_PARAM, AVERROR(EINVAL), "invalid audio parameters" }, |
| |
| { MFX_WRN_IN_EXECUTION, 0, "operation in execution" }, |
| { MFX_WRN_DEVICE_BUSY, 0, "device busy" }, |
| { MFX_WRN_VIDEO_PARAM_CHANGED, 0, "video parameters changed" }, |
| { MFX_WRN_PARTIAL_ACCELERATION, 0, "partial acceleration" }, |
| { MFX_WRN_INCOMPATIBLE_VIDEO_PARAM, 0, "incompatible video parameters" }, |
| { MFX_WRN_VALUE_NOT_CHANGED, 0, "value is saturated" }, |
| { MFX_WRN_OUT_OF_RANGE, 0, "value out of range" }, |
| { MFX_WRN_FILTER_SKIPPED, 0, "filter skipped" }, |
| { MFX_WRN_INCOMPATIBLE_AUDIO_PARAM, 0, "incompatible audio parameters" }, |
| }; |
| |
| int ff_qsv_map_error(mfxStatus mfx_err, const char **desc) |
| { |
| int i; |
| for (i = 0; i < FF_ARRAY_ELEMS(qsv_errors); i++) { |
| if (qsv_errors[i].mfxerr == mfx_err) { |
| if (desc) |
| *desc = qsv_errors[i].desc; |
| return qsv_errors[i].averr; |
| } |
| } |
| if (desc) |
| *desc = "unknown error"; |
| return AVERROR_UNKNOWN; |
| } |
| |
| int ff_qsv_print_error(void *log_ctx, mfxStatus err, |
| const char *error_string) |
| { |
| const char *desc; |
| int ret; |
| ret = ff_qsv_map_error(err, &desc); |
| av_log(log_ctx, AV_LOG_ERROR, "%s: %s (%d)\n", error_string, desc, err); |
| return ret; |
| } |
| |
| int ff_qsv_print_warning(void *log_ctx, mfxStatus err, |
| const char *warning_string) |
| { |
| const char *desc; |
| int ret; |
| ret = ff_qsv_map_error(err, &desc); |
| av_log(log_ctx, AV_LOG_WARNING, "%s: %s (%d)\n", warning_string, desc, err); |
| return ret; |
| } |
| |
| enum AVPixelFormat ff_qsv_map_fourcc(uint32_t fourcc) |
| { |
| switch (fourcc) { |
| case MFX_FOURCC_NV12: return AV_PIX_FMT_NV12; |
| case MFX_FOURCC_P010: return AV_PIX_FMT_P010; |
| case MFX_FOURCC_P8: return AV_PIX_FMT_PAL8; |
| #if CONFIG_VAAPI |
| case MFX_FOURCC_YUY2: return AV_PIX_FMT_YUYV422; |
| #if QSV_VERSION_ATLEAST(1, 27) |
| case MFX_FOURCC_Y210: return AV_PIX_FMT_Y210; |
| #endif |
| #endif |
| } |
| return AV_PIX_FMT_NONE; |
| } |
| |
| int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc) |
| { |
| switch (format) { |
| case AV_PIX_FMT_YUV420P: |
| case AV_PIX_FMT_YUVJ420P: |
| case AV_PIX_FMT_NV12: |
| *fourcc = MFX_FOURCC_NV12; |
| return AV_PIX_FMT_NV12; |
| case AV_PIX_FMT_YUV420P10: |
| case AV_PIX_FMT_P010: |
| *fourcc = MFX_FOURCC_P010; |
| return AV_PIX_FMT_P010; |
| #if CONFIG_VAAPI |
| case AV_PIX_FMT_YUV422P: |
| case AV_PIX_FMT_YUYV422: |
| *fourcc = MFX_FOURCC_YUY2; |
| return AV_PIX_FMT_YUYV422; |
| #if QSV_VERSION_ATLEAST(1, 27) |
| case AV_PIX_FMT_YUV422P10: |
| case AV_PIX_FMT_Y210: |
| *fourcc = MFX_FOURCC_Y210; |
| return AV_PIX_FMT_Y210; |
| #endif |
| #endif |
| default: |
| return AVERROR(ENOSYS); |
| } |
| } |
| |
| int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame) |
| { |
| int i; |
| for (i = 0; i < ctx->nb_mids; i++) { |
| QSVMid *mid = &ctx->mids[i]; |
| if (mid->handle == frame->surface.Data.MemId) |
| return i; |
| } |
| return AVERROR_BUG; |
| } |
| |
| enum AVFieldOrder ff_qsv_map_picstruct(int mfx_pic_struct) |
| { |
| enum AVFieldOrder field = AV_FIELD_UNKNOWN; |
| switch (mfx_pic_struct & 0xF) { |
| case MFX_PICSTRUCT_PROGRESSIVE: |
| field = AV_FIELD_PROGRESSIVE; |
| break; |
| case MFX_PICSTRUCT_FIELD_TFF: |
| field = AV_FIELD_TT; |
| break; |
| case MFX_PICSTRUCT_FIELD_BFF: |
| field = AV_FIELD_BB; |
| break; |
| } |
| |
| return field; |
| } |
| |
| enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type) |
| { |
| enum AVPictureType type; |
| switch (mfx_pic_type & 0x7) { |
| case MFX_FRAMETYPE_I: |
| if (mfx_pic_type & MFX_FRAMETYPE_S) |
| type = AV_PICTURE_TYPE_SI; |
| else |
| type = AV_PICTURE_TYPE_I; |
| break; |
| case MFX_FRAMETYPE_B: |
| type = AV_PICTURE_TYPE_B; |
| break; |
| case MFX_FRAMETYPE_P: |
| if (mfx_pic_type & MFX_FRAMETYPE_S) |
| type = AV_PICTURE_TYPE_SP; |
| else |
| type = AV_PICTURE_TYPE_P; |
| break; |
| case MFX_FRAMETYPE_UNKNOWN: |
| type = AV_PICTURE_TYPE_NONE; |
| break; |
| default: |
| av_assert0(0); |
| } |
| |
| return type; |
| } |
| |
| 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) { |
| char errorbuf[128]; |
| snprintf(errorbuf, sizeof(errorbuf), |
| "Could not load the requested plugin '%s'", plugin); |
| err = ff_qsv_print_error(logctx, ret, errorbuf); |
| goto load_plugin_fail; |
| } |
| |
| if (*load_plugins) |
| load_plugins++; |
| load_plugin_fail: |
| av_freep(&plugin); |
| if (err < 0) |
| return err; |
| } |
| |
| return 0; |
| |
| } |
| |
| //This code is only required for Linux since a display handle is required. |
| //For Windows the session is complete and ready to use. |
| |
| #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE |
| static int ff_qsv_set_display_handle(AVCodecContext *avctx, QSVSession *qs) |
| { |
| AVDictionary *child_device_opts = NULL; |
| AVVAAPIDeviceContext *hwctx; |
| int ret; |
| |
| av_dict_set(&child_device_opts, "kernel_driver", "i915", 0); |
| av_dict_set(&child_device_opts, "driver", "iHD", 0); |
| |
| ret = av_hwdevice_ctx_create(&qs->va_device_ref, AV_HWDEVICE_TYPE_VAAPI, NULL, child_device_opts, 0); |
| av_dict_free(&child_device_opts); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Failed to create a VAAPI device.\n"); |
| return ret; |
| } else { |
| qs->va_device_ctx = (AVHWDeviceContext*)qs->va_device_ref->data; |
| hwctx = qs->va_device_ctx->hwctx; |
| |
| ret = MFXVideoCORE_SetHandle(qs->session, |
| (mfxHandleType)MFX_HANDLE_VA_DISPLAY, (mfxHDL)hwctx->display); |
| if (ret < 0) { |
| return ff_qsv_print_error(avctx, ret, "Error during set display handle\n"); |
| } |
| } |
| |
| return 0; |
| } |
| #endif //AVCODEC_QSV_LINUX_SESSION_HANDLE |
| |
| int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs, |
| const char *load_plugins, int gpu_copy) |
| { |
| mfxIMPL impl = MFX_IMPL_AUTO_ANY; |
| mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } }; |
| mfxInitParam init_par = { MFX_IMPL_AUTO_ANY }; |
| |
| const char *desc; |
| int ret; |
| |
| #if QSV_VERSION_ATLEAST(1, 16) |
| init_par.GPUCopy = gpu_copy; |
| #endif |
| init_par.Implementation = impl; |
| init_par.Version = ver; |
| ret = MFXInitEx(init_par, &qs->session); |
| if (ret < 0) |
| return ff_qsv_print_error(avctx, ret, |
| "Error initializing an internal MFX session"); |
| |
| #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE |
| ret = ff_qsv_set_display_handle(avctx, qs); |
| if (ret < 0) |
| return ret; |
| #endif |
| |
| ret = qsv_load_plugins(qs->session, load_plugins, avctx); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n"); |
| return ret; |
| } |
| |
| MFXQueryIMPL(qs->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 void mids_buf_free(void *opaque, uint8_t *data) |
| { |
| AVBufferRef *hw_frames_ref = opaque; |
| av_buffer_unref(&hw_frames_ref); |
| av_freep(&data); |
| } |
| |
| static AVBufferRef *qsv_create_mids(AVBufferRef *hw_frames_ref) |
| { |
| AVHWFramesContext *frames_ctx = (AVHWFramesContext*)hw_frames_ref->data; |
| AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx; |
| int nb_surfaces = frames_hwctx->nb_surfaces; |
| |
| AVBufferRef *mids_buf, *hw_frames_ref1; |
| QSVMid *mids; |
| int i; |
| |
| hw_frames_ref1 = av_buffer_ref(hw_frames_ref); |
| if (!hw_frames_ref1) |
| return NULL; |
| |
| mids = av_mallocz_array(nb_surfaces, sizeof(*mids)); |
| if (!mids) { |
| av_buffer_unref(&hw_frames_ref1); |
| return NULL; |
| } |
| |
| mids_buf = av_buffer_create((uint8_t*)mids, nb_surfaces * sizeof(*mids), |
| mids_buf_free, hw_frames_ref1, 0); |
| if (!mids_buf) { |
| av_buffer_unref(&hw_frames_ref1); |
| av_freep(&mids); |
| return NULL; |
| } |
| |
| for (i = 0; i < nb_surfaces; i++) { |
| QSVMid *mid = &mids[i]; |
| mid->handle = frames_hwctx->surfaces[i].Data.MemId; |
| mid->hw_frames_ref = hw_frames_ref1; |
| } |
| |
| return mids_buf; |
| } |
| |
| static int qsv_setup_mids(mfxFrameAllocResponse *resp, AVBufferRef *hw_frames_ref, |
| AVBufferRef *mids_buf) |
| { |
| AVHWFramesContext *frames_ctx = (AVHWFramesContext*)hw_frames_ref->data; |
| AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx; |
| QSVMid *mids = (QSVMid*)mids_buf->data; |
| int nb_surfaces = frames_hwctx->nb_surfaces; |
| int i; |
| |
| // the allocated size of the array is two larger than the number of |
| // surfaces, we store the references to the frames context and the |
| // QSVMid array there |
| resp->mids = av_mallocz_array(nb_surfaces + 2, sizeof(*resp->mids)); |
| if (!resp->mids) |
| return AVERROR(ENOMEM); |
| |
| for (i = 0; i < nb_surfaces; i++) |
| resp->mids[i] = &mids[i]; |
| resp->NumFrameActual = nb_surfaces; |
| |
| resp->mids[resp->NumFrameActual] = (mfxMemId)av_buffer_ref(hw_frames_ref); |
| if (!resp->mids[resp->NumFrameActual]) { |
| av_freep(&resp->mids); |
| return AVERROR(ENOMEM); |
| } |
| |
| resp->mids[resp->NumFrameActual + 1] = av_buffer_ref(mids_buf); |
| if (!resp->mids[resp->NumFrameActual + 1]) { |
| av_buffer_unref((AVBufferRef**)&resp->mids[resp->NumFrameActual]); |
| av_freep(&resp->mids); |
| return AVERROR(ENOMEM); |
| } |
| |
| return 0; |
| } |
| |
| static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req, |
| mfxFrameAllocResponse *resp) |
| { |
| QSVFramesContext *ctx = pthis; |
| int ret; |
| |
| /* this should only be called from an encoder or decoder and |
| * only allocates video memory frames */ |
| if (!(req->Type & (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | |
| MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET)) || |
| !(req->Type & (MFX_MEMTYPE_FROM_DECODE | MFX_MEMTYPE_FROM_ENCODE))) |
| return MFX_ERR_UNSUPPORTED; |
| |
| if (req->Type & MFX_MEMTYPE_EXTERNAL_FRAME) { |
| /* external frames -- fill from the caller-supplied frames context */ |
| AVHWFramesContext *frames_ctx = (AVHWFramesContext*)ctx->hw_frames_ctx->data; |
| AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx; |
| mfxFrameInfo *i = &req->Info; |
| mfxFrameInfo *i1 = &frames_hwctx->surfaces[0].Info; |
| |
| if (i->Width > i1->Width || i->Height > i1->Height || |
| i->FourCC != i1->FourCC || i->ChromaFormat != i1->ChromaFormat) { |
| av_log(ctx->logctx, 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; |
| } |
| |
| ret = qsv_setup_mids(resp, ctx->hw_frames_ctx, ctx->mids_buf); |
| if (ret < 0) { |
| av_log(ctx->logctx, AV_LOG_ERROR, |
| "Error filling an external frame allocation request\n"); |
| return MFX_ERR_MEMORY_ALLOC; |
| } |
| } else if (req->Type & MFX_MEMTYPE_INTERNAL_FRAME) { |
| /* internal frames -- allocate a new hw frames context */ |
| AVHWFramesContext *ext_frames_ctx = (AVHWFramesContext*)ctx->hw_frames_ctx->data; |
| mfxFrameInfo *i = &req->Info; |
| |
| AVBufferRef *frames_ref, *mids_buf; |
| AVHWFramesContext *frames_ctx; |
| AVQSVFramesContext *frames_hwctx; |
| |
| frames_ref = av_hwframe_ctx_alloc(ext_frames_ctx->device_ref); |
| if (!frames_ref) |
| return MFX_ERR_MEMORY_ALLOC; |
| |
| frames_ctx = (AVHWFramesContext*)frames_ref->data; |
| frames_hwctx = frames_ctx->hwctx; |
| |
| frames_ctx->format = AV_PIX_FMT_QSV; |
| frames_ctx->sw_format = ff_qsv_map_fourcc(i->FourCC); |
| frames_ctx->width = i->Width; |
| frames_ctx->height = i->Height; |
| frames_ctx->initial_pool_size = req->NumFrameSuggested; |
| |
| frames_hwctx->frame_type = req->Type; |
| |
| ret = av_hwframe_ctx_init(frames_ref); |
| if (ret < 0) { |
| av_log(ctx->logctx, AV_LOG_ERROR, |
| "Error initializing a frames context for an internal frame " |
| "allocation request\n"); |
| av_buffer_unref(&frames_ref); |
| return MFX_ERR_MEMORY_ALLOC; |
| } |
| |
| mids_buf = qsv_create_mids(frames_ref); |
| if (!mids_buf) { |
| av_buffer_unref(&frames_ref); |
| return MFX_ERR_MEMORY_ALLOC; |
| } |
| |
| ret = qsv_setup_mids(resp, frames_ref, mids_buf); |
| av_buffer_unref(&mids_buf); |
| av_buffer_unref(&frames_ref); |
| if (ret < 0) { |
| av_log(ctx->logctx, AV_LOG_ERROR, |
| "Error filling an internal frame allocation request\n"); |
| return MFX_ERR_MEMORY_ALLOC; |
| } |
| } else { |
| return MFX_ERR_UNSUPPORTED; |
| } |
| |
| return MFX_ERR_NONE; |
| } |
| |
| static mfxStatus qsv_frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp) |
| { |
| av_buffer_unref((AVBufferRef**)&resp->mids[resp->NumFrameActual]); |
| av_buffer_unref((AVBufferRef**)&resp->mids[resp->NumFrameActual + 1]); |
| av_freep(&resp->mids); |
| return MFX_ERR_NONE; |
| } |
| |
| static mfxStatus qsv_frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
| { |
| QSVMid *qsv_mid = mid; |
| AVHWFramesContext *hw_frames_ctx = (AVHWFramesContext*)qsv_mid->hw_frames_ref->data; |
| AVQSVFramesContext *hw_frames_hwctx = hw_frames_ctx->hwctx; |
| int ret; |
| |
| if (qsv_mid->locked_frame) |
| return MFX_ERR_UNDEFINED_BEHAVIOR; |
| |
| /* Allocate a system memory frame that will hold the mapped data. */ |
| qsv_mid->locked_frame = av_frame_alloc(); |
| if (!qsv_mid->locked_frame) |
| return MFX_ERR_MEMORY_ALLOC; |
| qsv_mid->locked_frame->format = hw_frames_ctx->sw_format; |
| |
| /* wrap the provided handle in a hwaccel AVFrame */ |
| qsv_mid->hw_frame = av_frame_alloc(); |
| if (!qsv_mid->hw_frame) |
| goto fail; |
| |
| qsv_mid->hw_frame->data[3] = (uint8_t*)&qsv_mid->surf; |
| qsv_mid->hw_frame->format = AV_PIX_FMT_QSV; |
| |
| // doesn't really matter what buffer is used here |
| qsv_mid->hw_frame->buf[0] = av_buffer_alloc(1); |
| if (!qsv_mid->hw_frame->buf[0]) |
| goto fail; |
| |
| qsv_mid->hw_frame->width = hw_frames_ctx->width; |
| qsv_mid->hw_frame->height = hw_frames_ctx->height; |
| |
| qsv_mid->hw_frame->hw_frames_ctx = av_buffer_ref(qsv_mid->hw_frames_ref); |
| if (!qsv_mid->hw_frame->hw_frames_ctx) |
| goto fail; |
| |
| qsv_mid->surf.Info = hw_frames_hwctx->surfaces[0].Info; |
| qsv_mid->surf.Data.MemId = qsv_mid->handle; |
| |
| /* map the data to the system memory */ |
| ret = av_hwframe_map(qsv_mid->locked_frame, qsv_mid->hw_frame, |
| AV_HWFRAME_MAP_DIRECT); |
| if (ret < 0) |
| goto fail; |
| |
| ptr->Pitch = qsv_mid->locked_frame->linesize[0]; |
| ptr->Y = qsv_mid->locked_frame->data[0]; |
| ptr->U = qsv_mid->locked_frame->data[1]; |
| ptr->V = qsv_mid->locked_frame->data[1] + 1; |
| |
| return MFX_ERR_NONE; |
| fail: |
| av_frame_free(&qsv_mid->hw_frame); |
| av_frame_free(&qsv_mid->locked_frame); |
| return MFX_ERR_MEMORY_ALLOC; |
| } |
| |
| static mfxStatus qsv_frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr) |
| { |
| QSVMid *qsv_mid = mid; |
| |
| av_frame_free(&qsv_mid->locked_frame); |
| av_frame_free(&qsv_mid->hw_frame); |
| |
| return MFX_ERR_NONE; |
| } |
| |
| static mfxStatus qsv_frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl) |
| { |
| QSVMid *qsv_mid = (QSVMid*)mid; |
| *hdl = qsv_mid->handle; |
| return MFX_ERR_NONE; |
| } |
| |
| int ff_qsv_init_session_device(AVCodecContext *avctx, mfxSession *psession, |
| AVBufferRef *device_ref, const char *load_plugins, |
| int gpu_copy) |
| { |
| static const mfxHandleType handle_types[] = { |
| MFX_HANDLE_VA_DISPLAY, |
| MFX_HANDLE_D3D9_DEVICE_MANAGER, |
| MFX_HANDLE_D3D11_DEVICE, |
| }; |
| AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)device_ref->data; |
| AVQSVDeviceContext *device_hwctx = device_ctx->hwctx; |
| mfxSession parent_session = device_hwctx->session; |
| mfxInitParam init_par = { MFX_IMPL_AUTO_ANY }; |
| mfxHDL handle = NULL; |
| |
| mfxSession session; |
| mfxVersion ver; |
| mfxIMPL impl; |
| 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) |
| return ff_qsv_print_error(avctx, err, |
| "Error querying the session attributes"); |
| |
| 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"); |
| } |
| |
| #if QSV_VERSION_ATLEAST(1, 16) |
| init_par.GPUCopy = gpu_copy; |
| #endif |
| init_par.Implementation = impl; |
| init_par.Version = ver; |
| err = MFXInitEx(init_par, &session); |
| if (err != MFX_ERR_NONE) |
| return ff_qsv_print_error(avctx, err, |
| "Error initializing a child MFX session"); |
| |
| if (handle) { |
| err = MFXVideoCORE_SetHandle(session, handle_type, handle); |
| if (err != MFX_ERR_NONE) |
| return ff_qsv_print_error(avctx, err, |
| "Error setting a HW handle"); |
| } |
| |
| if (QSV_RUNTIME_VERSION_ATLEAST(ver, 1, 25)) { |
| err = MFXJoinSession(parent_session, session); |
| if (err != MFX_ERR_NONE) |
| return ff_qsv_print_error(avctx, err, |
| "Error joining session"); |
| } |
| |
| ret = qsv_load_plugins(session, load_plugins, avctx); |
| if (ret < 0) { |
| av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n"); |
| return ret; |
| } |
| |
| *psession = session; |
| return 0; |
| } |
| |
| int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *psession, |
| QSVFramesContext *qsv_frames_ctx, |
| const char *load_plugins, int opaque, int gpu_copy) |
| { |
| 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; |
| |
| mfxSession session; |
| mfxStatus err; |
| |
| int ret; |
| |
| ret = ff_qsv_init_session_device(avctx, &session, |
| frames_ctx->device_ref, load_plugins, gpu_copy); |
| if (ret < 0) |
| return ret; |
| |
| if (!opaque) { |
| qsv_frames_ctx->logctx = avctx; |
| |
| /* allocate the memory ids for the external frames */ |
| av_buffer_unref(&qsv_frames_ctx->mids_buf); |
| qsv_frames_ctx->mids_buf = qsv_create_mids(qsv_frames_ctx->hw_frames_ctx); |
| if (!qsv_frames_ctx->mids_buf) |
| return AVERROR(ENOMEM); |
| qsv_frames_ctx->mids = (QSVMid*)qsv_frames_ctx->mids_buf->data; |
| qsv_frames_ctx->nb_mids = frames_hwctx->nb_surfaces; |
| |
| err = MFXVideoCORE_SetFrameAllocator(session, &frame_allocator); |
| if (err != MFX_ERR_NONE) |
| return ff_qsv_print_error(avctx, err, |
| "Error setting a frame allocator"); |
| } |
| |
| *psession = session; |
| return 0; |
| } |
| |
| int ff_qsv_close_internal_session(QSVSession *qs) |
| { |
| if (qs->session) { |
| MFXClose(qs->session); |
| qs->session = NULL; |
| } |
| #ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE |
| av_buffer_unref(&qs->va_device_ref); |
| #endif |
| return 0; |
| } |
