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>
22 #include <mfx/mfxplugin.h>
27 #include "libavutil/avstring.h"
28 #include "libavutil/common.h"
29 #include "libavutil/error.h"
30 #include "libavutil/hwcontext.h"
31 #include "libavutil/hwcontext_qsv.h"
34 #include "qsv_internal.h"
36 int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id)
39 case AV_CODEC_ID_H264:
41 #if QSV_VERSION_ATLEAST(1, 8)
42 case AV_CODEC_ID_HEVC:
43 return MFX_CODEC_HEVC;
45 case AV_CODEC_ID_MPEG1VIDEO:
46 case AV_CODEC_ID_MPEG2VIDEO:
47 return MFX_CODEC_MPEG2;
54 return AVERROR(ENOSYS);
57 int ff_qsv_profile_to_mfx(enum AVCodecID codec_id, int profile)
59 if (profile == FF_PROFILE_UNKNOWN)
60 return MFX_PROFILE_UNKNOWN;
62 case AV_CODEC_ID_H264:
63 case AV_CODEC_ID_HEVC:
66 return 4 * profile + 1;
67 case AV_CODEC_ID_MPEG2VIDEO:
68 return 0x10 * profile;
70 return MFX_PROFILE_UNKNOWN;
78 { MFX_ERR_NONE, 0, "success" },
79 { MFX_ERR_UNKNOWN, AVERROR_UNKNOWN, "unknown error" },
80 { MFX_ERR_NULL_PTR, AVERROR(EINVAL), "NULL pointer" },
81 { MFX_ERR_UNSUPPORTED, AVERROR(ENOSYS), "unsupported" },
82 { MFX_ERR_MEMORY_ALLOC, AVERROR(ENOMEM), "failed to allocate memory" },
83 { MFX_ERR_NOT_ENOUGH_BUFFER, AVERROR(ENOMEM), "insufficient input/output buffer" },
84 { MFX_ERR_INVALID_HANDLE, AVERROR(EINVAL), "invalid handle" },
85 { MFX_ERR_LOCK_MEMORY, AVERROR(EIO), "failed to lock the memory block" },
86 { MFX_ERR_NOT_INITIALIZED, AVERROR_BUG, "not initialized" },
87 { MFX_ERR_NOT_FOUND, AVERROR(ENOSYS), "specified object was not found" },
88 { MFX_ERR_MORE_DATA, AVERROR(EAGAIN), "expect more data at input" },
89 { MFX_ERR_MORE_SURFACE, AVERROR(EAGAIN), "expect more surface at output" },
90 { MFX_ERR_ABORTED, AVERROR_UNKNOWN, "operation aborted" },
91 { MFX_ERR_DEVICE_LOST, AVERROR(EIO), "device lost" },
92 { MFX_ERR_INCOMPATIBLE_VIDEO_PARAM, AVERROR(EINVAL), "incompatible video parameters" },
93 { MFX_ERR_INVALID_VIDEO_PARAM, AVERROR(EINVAL), "invalid video parameters" },
94 { MFX_ERR_UNDEFINED_BEHAVIOR, AVERROR_BUG, "undefined behavior" },
95 { MFX_ERR_DEVICE_FAILED, AVERROR(EIO), "device failed" },
96 { MFX_ERR_MORE_BITSTREAM, AVERROR(EAGAIN), "expect more bitstream at output" },
97 { MFX_ERR_INCOMPATIBLE_AUDIO_PARAM, AVERROR(EINVAL), "incompatible audio parameters" },
98 { MFX_ERR_INVALID_AUDIO_PARAM, AVERROR(EINVAL), "invalid audio parameters" },
100 { MFX_WRN_IN_EXECUTION, 0, "operation in execution" },
101 { MFX_WRN_DEVICE_BUSY, 0, "device busy" },
102 { MFX_WRN_VIDEO_PARAM_CHANGED, 0, "video parameters changed" },
103 { MFX_WRN_PARTIAL_ACCELERATION, 0, "partial acceleration" },
104 { MFX_WRN_INCOMPATIBLE_VIDEO_PARAM, 0, "incompatible video parameters" },
105 { MFX_WRN_VALUE_NOT_CHANGED, 0, "value is saturated" },
106 { MFX_WRN_OUT_OF_RANGE, 0, "value out of range" },
107 { MFX_WRN_FILTER_SKIPPED, 0, "filter skipped" },
108 { MFX_WRN_INCOMPATIBLE_AUDIO_PARAM, 0, "incompatible audio parameters" },
111 int ff_qsv_map_error(mfxStatus mfx_err, const char **desc)
114 for (i = 0; i < FF_ARRAY_ELEMS(qsv_errors); i++) {
115 if (qsv_errors[i].mfxerr == mfx_err) {
117 *desc = qsv_errors[i].desc;
118 return qsv_errors[i].averr;
122 *desc = "unknown error";
123 return AVERROR_UNKNOWN;
126 int ff_qsv_print_error(void *log_ctx, mfxStatus err,
127 const char *error_string)
131 ret = ff_qsv_map_error(err, &desc);
132 av_log(log_ctx, AV_LOG_ERROR, "%s: %s (%d)\n", error_string, desc, err);
136 int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
137 const char *warning_string)
141 ret = ff_qsv_map_error(err, &desc);
142 av_log(log_ctx, AV_LOG_WARNING, "%s: %s (%d)\n", warning_string, desc, err);
146 int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc)
149 case AV_PIX_FMT_YUV420P:
150 case AV_PIX_FMT_YUVJ420P:
151 case AV_PIX_FMT_NV12:
152 *fourcc = MFX_FOURCC_NV12;
153 return AV_PIX_FMT_NV12;
154 case AV_PIX_FMT_YUV420P10:
155 case AV_PIX_FMT_P010:
156 *fourcc = MFX_FOURCC_P010;
157 return AV_PIX_FMT_P010;
159 return AVERROR(ENOSYS);
163 static int qsv_load_plugins(mfxSession session, const char *load_plugins,
166 if (!load_plugins || !*load_plugins)
169 while (*load_plugins) {
174 char *plugin = av_get_token(&load_plugins, ":");
176 return AVERROR(ENOMEM);
177 if (strlen(plugin) != 2 * sizeof(uid.Data)) {
178 av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID length\n");
179 err = AVERROR(EINVAL);
180 goto load_plugin_fail;
183 for (i = 0; i < sizeof(uid.Data); i++) {
184 err = sscanf(plugin + 2 * i, "%2hhx", uid.Data + i);
186 av_log(logctx, AV_LOG_ERROR, "Invalid plugin UID\n");
187 err = AVERROR(EINVAL);
188 goto load_plugin_fail;
193 ret = MFXVideoUSER_Load(session, &uid, 1);
196 snprintf(errorbuf, sizeof(errorbuf),
197 "Could not load the requested plugin '%s'", plugin);
198 err = ff_qsv_print_error(logctx, ret, errorbuf);
199 goto load_plugin_fail;
214 int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
215 const char *load_plugins)
217 mfxIMPL impl = MFX_IMPL_AUTO_ANY;
218 mfxVersion ver = { { QSV_VERSION_MINOR, QSV_VERSION_MAJOR } };
223 ret = MFXInit(impl, &ver, session);
225 return ff_qsv_print_error(avctx, ret,
226 "Error initializing an internal MFX session");
228 ret = qsv_load_plugins(*session, load_plugins, avctx);
230 av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n");
234 MFXQueryIMPL(*session, &impl);
236 switch (MFX_IMPL_BASETYPE(impl)) {
237 case MFX_IMPL_SOFTWARE:
240 case MFX_IMPL_HARDWARE:
241 case MFX_IMPL_HARDWARE2:
242 case MFX_IMPL_HARDWARE3:
243 case MFX_IMPL_HARDWARE4:
244 desc = "hardware accelerated";
250 av_log(avctx, AV_LOG_VERBOSE,
251 "Initialized an internal MFX session using %s implementation\n",
257 static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
258 mfxFrameAllocResponse *resp)
260 QSVFramesContext *ctx = pthis;
261 mfxFrameInfo *i = &req->Info;
262 mfxFrameInfo *i1 = &ctx->info;
264 if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET) ||
265 !(req->Type & (MFX_MEMTYPE_FROM_DECODE | MFX_MEMTYPE_FROM_ENCODE)) ||
266 !(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME))
267 return MFX_ERR_UNSUPPORTED;
268 if (i->Width != i1->Width || i->Height != i1->Height ||
269 i->FourCC != i1->FourCC || i->ChromaFormat != i1->ChromaFormat) {
270 av_log(ctx, AV_LOG_ERROR, "Mismatching surface properties in an "
271 "allocation request: %dx%d %d %d vs %dx%d %d %d\n",
272 i->Width, i->Height, i->FourCC, i->ChromaFormat,
273 i1->Width, i1->Height, i1->FourCC, i1->ChromaFormat);
274 return MFX_ERR_UNSUPPORTED;
277 resp->mids = ctx->mids;
278 resp->NumFrameActual = ctx->nb_mids;
283 static mfxStatus qsv_frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
288 static mfxStatus qsv_frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
290 return MFX_ERR_UNSUPPORTED;
293 static mfxStatus qsv_frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
295 return MFX_ERR_UNSUPPORTED;
298 static mfxStatus qsv_frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
304 int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession,
305 QSVFramesContext *qsv_frames_ctx,
306 const char *load_plugins, int opaque)
308 static const mfxHandleType handle_types[] = {
309 MFX_HANDLE_VA_DISPLAY,
310 MFX_HANDLE_D3D9_DEVICE_MANAGER,
311 MFX_HANDLE_D3D11_DEVICE,
313 mfxFrameAllocator frame_allocator = {
314 .pthis = qsv_frames_ctx,
315 .Alloc = qsv_frame_alloc,
316 .Lock = qsv_frame_lock,
317 .Unlock = qsv_frame_unlock,
318 .GetHDL = qsv_frame_get_hdl,
319 .Free = qsv_frame_free,
322 AVHWFramesContext *frames_ctx = (AVHWFramesContext*)qsv_frames_ctx->hw_frames_ctx->data;
323 AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
324 AVQSVDeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
325 mfxSession parent_session = device_hwctx->session;
330 mfxHDL handle = NULL;
331 mfxHandleType handle_type;
336 err = MFXQueryIMPL(parent_session, &impl);
337 if (err == MFX_ERR_NONE)
338 err = MFXQueryVersion(parent_session, &ver);
339 if (err != MFX_ERR_NONE)
340 return ff_qsv_print_error(avctx, err,
341 "Error querying the session attributes");
343 for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) {
344 err = MFXVideoCORE_GetHandle(parent_session, handle_types[i], &handle);
345 if (err == MFX_ERR_NONE) {
346 handle_type = handle_types[i];
352 av_log(avctx, AV_LOG_VERBOSE, "No supported hw handle could be retrieved "
353 "from the session\n");
356 err = MFXInit(impl, &ver, &session);
357 if (err != MFX_ERR_NONE)
358 return ff_qsv_print_error(avctx, err,
359 "Error initializing a child MFX session");
362 err = MFXVideoCORE_SetHandle(session, handle_type, handle);
363 if (err != MFX_ERR_NONE)
364 return ff_qsv_print_error(avctx, err,
365 "Error setting a HW handle");
368 ret = qsv_load_plugins(session, load_plugins, avctx);
370 av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n");
375 av_freep(&qsv_frames_ctx->mids);
376 qsv_frames_ctx->mids = av_mallocz_array(frames_hwctx->nb_surfaces,
377 sizeof(*qsv_frames_ctx->mids));
378 if (!qsv_frames_ctx->mids)
379 return AVERROR(ENOMEM);
381 qsv_frames_ctx->info = frames_hwctx->surfaces[0].Info;
382 qsv_frames_ctx->nb_mids = frames_hwctx->nb_surfaces;
383 for (i = 0; i < frames_hwctx->nb_surfaces; i++)
384 qsv_frames_ctx->mids[i] = frames_hwctx->surfaces[i].Data.MemId;
386 err = MFXVideoCORE_SetFrameAllocator(session, &frame_allocator);
387 if (err != MFX_ERR_NONE)
388 return ff_qsv_print_error(avctx, err,
389 "Error setting a frame allocator");