820 lines
27 KiB
C
Executable file
820 lines
27 KiB
C
Executable file
/*
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* Intel MediaSDK QSV encoder/decoder shared code
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 <mfx/mfxplugin.h>
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#include <mfx/mfxjpeg.h>
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#include <stdio.h>
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#include <string.h>
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#include "libavutil/avstring.h"
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#include "libavutil/common.h"
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#include "libavutil/error.h"
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#include "libavutil/hwcontext.h"
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#include "libavutil/hwcontext_qsv.h"
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#include "libavutil/imgutils.h"
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#include "libavutil/avassert.h"
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#include "avcodec.h"
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#include "qsv_internal.h"
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#if QSV_VERSION_ATLEAST(1, 12)
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#include "mfx/mfxvp8.h"
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#endif
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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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#if QSV_VERSION_ATLEAST(1, 8)
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case AV_CODEC_ID_HEVC:
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return MFX_CODEC_HEVC;
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#endif
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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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#if QSV_VERSION_ATLEAST(1, 12)
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case AV_CODEC_ID_VP8:
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return MFX_CODEC_VP8;
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#endif
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case AV_CODEC_ID_MJPEG:
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return MFX_CODEC_JPEG;
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#if QSV_VERSION_ATLEAST(1, 19)
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case AV_CODEC_ID_VP9:
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return MFX_CODEC_VP9;
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#endif
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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_level_to_mfx(enum AVCodecID codec_id, int level)
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{
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if (level == FF_LEVEL_UNKNOWN)
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return MFX_LEVEL_UNKNOWN;
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switch (codec_id) {
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case AV_CODEC_ID_HEVC:
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return level / 3;
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default:
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return level;
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}
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}
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static const struct {
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int mfx_iopattern;
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const char *desc;
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} qsv_iopatterns[] = {
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{MFX_IOPATTERN_IN_VIDEO_MEMORY, "input is video memory surface" },
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{MFX_IOPATTERN_IN_SYSTEM_MEMORY, "input is system memory surface" },
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{MFX_IOPATTERN_IN_OPAQUE_MEMORY, "input is opaque memory surface" },
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{MFX_IOPATTERN_OUT_VIDEO_MEMORY, "output is video memory surface" },
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{MFX_IOPATTERN_OUT_SYSTEM_MEMORY, "output is system memory surface" },
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{MFX_IOPATTERN_OUT_OPAQUE_MEMORY, "output is opaque memory surface" },
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};
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int ff_qsv_print_iopattern(void *log_ctx, int mfx_iopattern,
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const char *extra_string)
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{
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const char *desc = NULL;
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for (int i = 0; i < FF_ARRAY_ELEMS(qsv_iopatterns); i++) {
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if (qsv_iopatterns[i].mfx_iopattern == mfx_iopattern) {
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desc = qsv_iopatterns[i].desc;
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}
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}
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if (!desc)
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desc = "unknown iopattern";
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av_log(log_ctx, AV_LOG_VERBOSE, "%s: %s\n", extra_string, desc);
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return 0;
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}
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static const struct {
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mfxStatus mfxerr;
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int averr;
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const char *desc;
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} qsv_errors[] = {
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{ MFX_ERR_NONE, 0, "success" },
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{ MFX_ERR_UNKNOWN, AVERROR_UNKNOWN, "unknown error" },
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{ MFX_ERR_NULL_PTR, AVERROR(EINVAL), "NULL pointer" },
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{ MFX_ERR_UNSUPPORTED, AVERROR(ENOSYS), "unsupported" },
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{ MFX_ERR_MEMORY_ALLOC, AVERROR(ENOMEM), "failed to allocate memory" },
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{ MFX_ERR_NOT_ENOUGH_BUFFER, AVERROR(ENOMEM), "insufficient input/output buffer" },
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{ MFX_ERR_INVALID_HANDLE, AVERROR(EINVAL), "invalid handle" },
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{ MFX_ERR_LOCK_MEMORY, AVERROR(EIO), "failed to lock the memory block" },
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{ MFX_ERR_NOT_INITIALIZED, AVERROR_BUG, "not initialized" },
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{ MFX_ERR_NOT_FOUND, AVERROR(ENOSYS), "specified object was not found" },
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/* the following 3 errors should always be handled explicitly, so those "mappings"
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* are for completeness only */
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{ MFX_ERR_MORE_DATA, AVERROR_UNKNOWN, "expect more data at input" },
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{ MFX_ERR_MORE_SURFACE, AVERROR_UNKNOWN, "expect more surface at output" },
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{ MFX_ERR_MORE_BITSTREAM, AVERROR_UNKNOWN, "expect more bitstream at output" },
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{ MFX_ERR_ABORTED, AVERROR_UNKNOWN, "operation aborted" },
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{ MFX_ERR_DEVICE_LOST, AVERROR(EIO), "device lost" },
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{ MFX_ERR_INCOMPATIBLE_VIDEO_PARAM, AVERROR(EINVAL), "incompatible video parameters" },
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{ MFX_ERR_INVALID_VIDEO_PARAM, AVERROR(EINVAL), "invalid video parameters" },
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{ MFX_ERR_UNDEFINED_BEHAVIOR, AVERROR_BUG, "undefined behavior" },
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{ MFX_ERR_DEVICE_FAILED, AVERROR(EIO), "device failed" },
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{ MFX_ERR_INCOMPATIBLE_AUDIO_PARAM, AVERROR(EINVAL), "incompatible audio parameters" },
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{ MFX_ERR_INVALID_AUDIO_PARAM, AVERROR(EINVAL), "invalid audio parameters" },
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{ MFX_WRN_IN_EXECUTION, 0, "operation in execution" },
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{ MFX_WRN_DEVICE_BUSY, 0, "device busy" },
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{ MFX_WRN_VIDEO_PARAM_CHANGED, 0, "video parameters changed" },
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{ MFX_WRN_PARTIAL_ACCELERATION, 0, "partial acceleration" },
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{ MFX_WRN_INCOMPATIBLE_VIDEO_PARAM, 0, "incompatible video parameters" },
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{ MFX_WRN_VALUE_NOT_CHANGED, 0, "value is saturated" },
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{ MFX_WRN_OUT_OF_RANGE, 0, "value out of range" },
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{ MFX_WRN_FILTER_SKIPPED, 0, "filter skipped" },
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{ MFX_WRN_INCOMPATIBLE_AUDIO_PARAM, 0, "incompatible audio parameters" },
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};
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int ff_qsv_map_error(mfxStatus mfx_err, const char **desc)
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{
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int i;
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for (i = 0; i < FF_ARRAY_ELEMS(qsv_errors); i++) {
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if (qsv_errors[i].mfxerr == mfx_err) {
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if (desc)
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*desc = qsv_errors[i].desc;
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return qsv_errors[i].averr;
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}
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}
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if (desc)
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*desc = "unknown error";
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return AVERROR_UNKNOWN;
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}
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int ff_qsv_print_error(void *log_ctx, mfxStatus err,
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const char *error_string)
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{
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const char *desc;
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int ret;
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ret = ff_qsv_map_error(err, &desc);
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av_log(log_ctx, AV_LOG_ERROR, "%s: %s (%d)\n", error_string, desc, err);
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return ret;
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}
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int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
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const char *warning_string)
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{
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const char *desc;
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int ret;
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ret = ff_qsv_map_error(err, &desc);
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av_log(log_ctx, AV_LOG_WARNING, "%s: %s (%d)\n", warning_string, desc, err);
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return ret;
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}
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enum AVPixelFormat ff_qsv_map_fourcc(uint32_t fourcc)
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{
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switch (fourcc) {
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case MFX_FOURCC_NV12: return AV_PIX_FMT_NV12;
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case MFX_FOURCC_P010: return AV_PIX_FMT_P010;
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case MFX_FOURCC_P8: return AV_PIX_FMT_PAL8;
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#if CONFIG_VAAPI
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case MFX_FOURCC_YUY2: return AV_PIX_FMT_YUYV422;
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#if QSV_VERSION_ATLEAST(1, 27)
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case MFX_FOURCC_Y210: return AV_PIX_FMT_Y210;
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#endif
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#endif
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}
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return AV_PIX_FMT_NONE;
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}
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int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc)
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{
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switch (format) {
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case AV_PIX_FMT_YUV420P:
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case AV_PIX_FMT_YUVJ420P:
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case AV_PIX_FMT_NV12:
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*fourcc = MFX_FOURCC_NV12;
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return AV_PIX_FMT_NV12;
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case AV_PIX_FMT_YUV420P10:
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case AV_PIX_FMT_P010:
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*fourcc = MFX_FOURCC_P010;
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return AV_PIX_FMT_P010;
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#if CONFIG_VAAPI
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case AV_PIX_FMT_YUV422P:
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case AV_PIX_FMT_YUYV422:
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*fourcc = MFX_FOURCC_YUY2;
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return AV_PIX_FMT_YUYV422;
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#if QSV_VERSION_ATLEAST(1, 27)
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case AV_PIX_FMT_YUV422P10:
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case AV_PIX_FMT_Y210:
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*fourcc = MFX_FOURCC_Y210;
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return AV_PIX_FMT_Y210;
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#endif
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#endif
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default:
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return AVERROR(ENOSYS);
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}
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}
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int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame)
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{
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int i;
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for (i = 0; i < ctx->nb_mids; i++) {
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QSVMid *mid = &ctx->mids[i];
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if (mid->handle == frame->surface.Data.MemId)
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return i;
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}
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return AVERROR_BUG;
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}
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enum AVFieldOrder ff_qsv_map_picstruct(int mfx_pic_struct)
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{
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enum AVFieldOrder field = AV_FIELD_UNKNOWN;
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switch (mfx_pic_struct & 0xF) {
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case MFX_PICSTRUCT_PROGRESSIVE:
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field = AV_FIELD_PROGRESSIVE;
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break;
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case MFX_PICSTRUCT_FIELD_TFF:
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field = AV_FIELD_TT;
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break;
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case MFX_PICSTRUCT_FIELD_BFF:
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field = AV_FIELD_BB;
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break;
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}
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return field;
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}
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enum AVPictureType ff_qsv_map_pictype(int mfx_pic_type)
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{
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enum AVPictureType type;
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switch (mfx_pic_type & 0x7) {
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case MFX_FRAMETYPE_I:
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if (mfx_pic_type & MFX_FRAMETYPE_S)
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type = AV_PICTURE_TYPE_SI;
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else
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type = AV_PICTURE_TYPE_I;
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break;
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case MFX_FRAMETYPE_B:
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type = AV_PICTURE_TYPE_B;
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break;
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case MFX_FRAMETYPE_P:
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if (mfx_pic_type & MFX_FRAMETYPE_S)
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type = AV_PICTURE_TYPE_SP;
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else
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type = AV_PICTURE_TYPE_P;
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break;
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case MFX_FRAMETYPE_UNKNOWN:
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type = AV_PICTURE_TYPE_NONE;
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break;
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default:
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av_assert0(0);
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}
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return type;
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}
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static int qsv_load_plugins(mfxSession session, const char *load_plugins,
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void *logctx)
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{
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if (!load_plugins || !*load_plugins)
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return 0;
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while (*load_plugins) {
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mfxPluginUID uid;
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mfxStatus ret;
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int i, err = 0;
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char *plugin = av_get_token(&load_plugins, ":");
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if (!plugin)
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return AVERROR(ENOMEM);
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if (strlen(plugin) != 2 * sizeof(uid.Data)) {
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av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID length\n");
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err = AVERROR(EINVAL);
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goto load_plugin_fail;
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}
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for (i = 0; i < sizeof(uid.Data); i++) {
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err = sscanf(plugin + 2 * i, "%2hhx", uid.Data + i);
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if (err != 1) {
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av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID\n");
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err = AVERROR(EINVAL);
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goto load_plugin_fail;
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}
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}
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ret = MFXVideoUSER_Load(session, &uid, 1);
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if (ret < 0) {
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char errorbuf[128];
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snprintf(errorbuf, sizeof(errorbuf),
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"Could not load the requested plugin '%s'", plugin);
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err = ff_qsv_print_error(logctx, ret, errorbuf);
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goto load_plugin_fail;
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}
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if (*load_plugins)
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load_plugins++;
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load_plugin_fail:
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av_freep(&plugin);
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if (err < 0)
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return err;
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}
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return 0;
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}
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//This code is only required for Linux since a display handle is required.
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//For Windows the session is complete and ready to use.
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#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
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static int ff_qsv_set_display_handle(AVCodecContext *avctx, QSVSession *qs)
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{
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AVDictionary *child_device_opts = NULL;
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AVVAAPIDeviceContext *hwctx;
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int ret;
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av_dict_set(&child_device_opts, "kernel_driver", "i915", 0);
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av_dict_set(&child_device_opts, "driver", "iHD", 0);
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ret = av_hwdevice_ctx_create(&qs->va_device_ref, AV_HWDEVICE_TYPE_VAAPI, NULL, child_device_opts, 0);
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if (ret < 0) {
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av_log(avctx, AV_LOG_ERROR, "Failed to create a VAAPI device.\n");
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return ret;
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} else {
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qs->va_device_ctx = (AVHWDeviceContext*)qs->va_device_ref->data;
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hwctx = qs->va_device_ctx->hwctx;
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ret = MFXVideoCORE_SetHandle(qs->session,
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(mfxHandleType)MFX_HANDLE_VA_DISPLAY, (mfxHDL)hwctx->display);
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if (ret < 0) {
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return ff_qsv_print_error(avctx, ret, "Error during set display handle\n");
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}
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}
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av_dict_free(&child_device_opts);
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return 0;
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}
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#endif //AVCODEC_QSV_LINUX_SESSION_HANDLE
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int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
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const char *load_plugins, int gpu_copy)
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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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mfxInitParam init_par = { MFX_IMPL_AUTO_ANY };
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const char *desc;
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int ret;
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#if QSV_VERSION_ATLEAST(1, 16)
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init_par.GPUCopy = gpu_copy;
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#endif
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init_par.Implementation = impl;
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init_par.Version = ver;
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ret = MFXInitEx(init_par, &qs->session);
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if (ret < 0)
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return ff_qsv_print_error(avctx, ret,
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"Error initializing an internal MFX session");
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#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
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ret = ff_qsv_set_display_handle(avctx, qs);
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if (ret < 0)
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return ret;
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#endif
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ret = qsv_load_plugins(qs->session, load_plugins, avctx);
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if (ret < 0) {
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av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n");
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return ret;
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}
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MFXQueryIMPL(qs->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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static void mids_buf_free(void *opaque, uint8_t *data)
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{
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AVBufferRef *hw_frames_ref = opaque;
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av_buffer_unref(&hw_frames_ref);
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av_freep(&data);
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}
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static AVBufferRef *qsv_create_mids(AVBufferRef *hw_frames_ref)
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{
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AVHWFramesContext *frames_ctx = (AVHWFramesContext*)hw_frames_ref->data;
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AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
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int nb_surfaces = frames_hwctx->nb_surfaces;
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AVBufferRef *mids_buf, *hw_frames_ref1;
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QSVMid *mids;
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int i;
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hw_frames_ref1 = av_buffer_ref(hw_frames_ref);
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if (!hw_frames_ref1)
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return NULL;
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mids = av_mallocz_array(nb_surfaces, sizeof(*mids));
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if (!mids) {
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av_buffer_unref(&hw_frames_ref1);
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return NULL;
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}
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mids_buf = av_buffer_create((uint8_t*)mids, nb_surfaces * sizeof(*mids),
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mids_buf_free, hw_frames_ref1, 0);
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if (!mids_buf) {
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av_buffer_unref(&hw_frames_ref1);
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av_freep(&mids);
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return NULL;
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}
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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;
|
|
}
|