@@ -25,7 +25,10 @@
#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"
@@ -85,90 +88,58 @@ int ff_qsv_error(int mfx_err)
return AVERROR_UNKNOWN;
}
}
-static int ff_qsv_set_display_handle(AVCodecContext *avctx, QSVSession *qs)
+
+static int qsv_load_plugins(mfxSession session, const char *load_plugins,
+ void *logctx)
{
- // this code is only required for Linux. It searches for a valid
- // display handle. First in /dev/dri/renderD then in /dev/dri/card
-#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
- // VAAPI display handle
- int ret = 0;
- VADisplay va_dpy = NULL;
- VAStatus va_res = VA_STATUS_SUCCESS;
- int major_version = 0, minor_version = 0;
- int fd = -1;
- char adapterpath[256];
- int adapter_num;
-
- qs->fd_display = -1;
- qs->va_display = NULL;
-
- //search for valid graphics device
- for (adapter_num = 0;adapter_num < 6;adapter_num++) {
-
- if (adapter_num<3) {
- snprintf(adapterpath,sizeof(adapterpath),
- "/dev/dri/renderD%d", adapter_num+128);
- } else {
- snprintf(adapterpath,sizeof(adapterpath),
- "/dev/dri/card%d", adapter_num-3);
- }
+ if (!load_plugins || !*load_plugins)
+ return 0;
- fd = open(adapterpath, O_RDWR);
- if (fd < 0) {
- av_log(avctx, AV_LOG_ERROR,
- "mfx init: %s fd open failed\n", adapterpath);
- continue;
- }
+ while (*load_plugins) {
+ mfxPluginUID uid;
+ mfxStatus ret;
+ int i, err = 0;
- va_dpy = vaGetDisplayDRM(fd);
- if (!va_dpy) {
- av_log(avctx, AV_LOG_ERROR,
- "mfx init: %s vaGetDisplayDRM failed\n", adapterpath);
- close(fd);
- continue;
+ 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;
}
- va_res = vaInitialize(va_dpy, &major_version, &minor_version);
- if (VA_STATUS_SUCCESS != va_res) {
- av_log(avctx, AV_LOG_ERROR,
- "mfx init: %s vaInitialize failed\n", adapterpath);
- close(fd);
- fd = -1;
- continue;
- } else {
- av_log(avctx, AV_LOG_VERBOSE,
- "mfx initialization: %s vaInitialize successful\n",adapterpath);
- qs->fd_display = fd;
- qs->va_display = va_dpy;
- ret = MFXVideoCORE_SetHandle(qs->session,
- (mfxHandleType)MFX_HANDLE_VA_DISPLAY, (mfxHDL)va_dpy);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR,
- "Error %d during set display handle\n", ret);
- return ff_qsv_error(ret);
+ 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;
}
- break;
+
+ }
+
+ 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;
}
-#endif //AVCODEC_QSV_LINUX_SESSION_HANDLE
+
return 0;
+
}
-/**
- * @brief Initialize a MSDK session
- *
- * Media SDK is based on sessions, so this is the prerequisite
- * initialization for HW acceleration. For Windows the session is
- * complete and ready to use, for Linux a display handle is
- * required. For releases of Media Server Studio >= 2015 R4 the
- * render nodes interface is preferred (/dev/dri/renderD).
- * Using Media Server Studio 2015 R4 or newer is recommended
- * but the older /dev/dri/card interface is also searched
- * for broader compatibility.
- *
- * @param avctx ffmpeg metadata for this codec context
- * @param session the MSDK session used
- */
-int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
+
+int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
const char *load_plugins)
{
mfxIMPL impl = MFX_IMPL_AUTO_ANY;
@@ -177,58 +148,19 @@ int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
const char *desc;
int ret;
- ret = MFXInit(impl, &ver, &qs->session);
+ 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 = ff_qsv_set_display_handle(avctx, qs);
- if (ret < 0)
+ ret = qsv_load_plugins(*session, load_plugins, avctx);
+ if (ret < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Error loading plugins\n");
return ret;
-
- if (load_plugins && *load_plugins) {
- while (*load_plugins) {
- mfxPluginUID uid;
- 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(avctx, 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(avctx, AV_LOG_ERROR, "Invalid plugin UID\n");
- err = AVERROR(EINVAL);
- goto load_plugin_fail;
- }
-
- }
-
- ret = MFXVideoUSER_Load(qs->session, &uid, 1);
- if (ret < 0) {
- av_log(avctx, 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;
- }
}
- MFXQueryIMPL(qs->session, &impl);
+ MFXQueryIMPL(*session, &impl);
switch (MFX_IMPL_BASETYPE(impl)) {
case MFX_IMPL_SOFTWARE:
@@ -251,21 +183,146 @@ load_plugin_fail:
return 0;
}
-int ff_qsv_close_internal_session(QSVSession *qs)
+static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
+ mfxFrameAllocResponse *resp)
{
- if (qs->session) {
- MFXClose(qs->session);
- qs->session = NULL;
+ 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;
}
-#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
- if (qs->va_display) {
- vaTerminate(qs->va_display);
- qs->va_display = NULL;
+
+ 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);
}
- if (qs->fd_display > 0) {
- close(qs->fd_display);
- qs->fd_display = -1;
+
+ 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;
}
-#endif
+ 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;
}
@@ -21,21 +21,6 @@
#ifndef AVCODEC_QSV_INTERNAL_H
#define AVCODEC_QSV_INTERNAL_H
-#if CONFIG_VAAPI
-#define AVCODEC_QSV_LINUX_SESSION_HANDLE
-#endif //CONFIG_VAAPI
-
-#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
-#include <stdio.h>
-#include <string.h>
-#if HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <fcntl.h>
-#include <va/va.h>
-#include <va/va_drm.h>
-#endif
-
#include <mfx/mfxvideo.h>
#include "libavutil/frame.h"
@@ -43,7 +28,7 @@
#include "avcodec.h"
#define QSV_VERSION_MAJOR 1
-#define QSV_VERSION_MINOR 9
+#define QSV_VERSION_MINOR 1
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
@@ -65,13 +50,12 @@ typedef struct QSVFrame {
struct QSVFrame *next;
} QSVFrame;
-typedef struct QSVSession {
- mfxSession session;
-#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
- int fd_display;
- VADisplay va_display;
-#endif
-} QSVSession;
+typedef struct QSVFramesContext {
+ AVBufferRef *hw_frames_ctx;
+ mfxFrameInfo info;
+ mfxMemId *mids;
+ int nb_mids;
+} QSVFramesContext;
/**
* Convert a libmfx error code into a ffmpeg error code.
@@ -80,8 +64,11 @@ int ff_qsv_error(int mfx_err);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
-int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
+int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
const char *load_plugins);
-int ff_qsv_close_internal_session(QSVSession *qs);
+
+int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session,
+ QSVFramesContext *qsv_frames_ctx,
+ const char *load_plugins, int opaque);
#endif /* AVCODEC_QSV_INTERNAL_H */
@@ -27,6 +27,8 @@
#include <mfx/mfxvideo.h>
#include "libavutil/common.h"
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_qsv.h"
#include "libavutil/mem.h"
#include "libavutil/log.h"
#include "libavutil/pixfmt.h"
@@ -49,88 +51,130 @@ int ff_qsv_map_pixfmt(enum AVPixelFormat format)
}
}
-static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession session)
+static int qsv_init_session(AVCodecContext *avctx, QSVContext *q, mfxSession session,
+ AVBufferRef *hw_frames_ref)
{
- if (!session) {
- if (!q->internal_qs.session) {
- int ret = ff_qsv_init_internal_session(avctx, &q->internal_qs,
- q->load_plugins);
+ int ret;
+
+ if (session) {
+ q->session = session;
+ } else if (hw_frames_ref) {
+ if (q->internal_session) {
+ MFXClose(q->internal_session);
+ q->internal_session = NULL;
+ }
+ av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
+
+ q->frames_ctx.hw_frames_ctx = av_buffer_ref(hw_frames_ref);
+ if (!q->frames_ctx.hw_frames_ctx)
+ return AVERROR(ENOMEM);
+
+ ret = ff_qsv_init_session_hwcontext(avctx, &q->internal_session,
+ &q->frames_ctx, q->load_plugins,
+ q->iopattern == MFX_IOPATTERN_OUT_OPAQUE_MEMORY);
+ if (ret < 0) {
+ av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
+ return ret;
+ }
+
+ q->session = q->internal_session;
+ } else {
+ if (!q->internal_session) {
+ ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
+ q->load_plugins);
if (ret < 0)
return ret;
}
- q->session = q->internal_qs.session;
- } else {
- q->session = session;
+ q->session = q->internal_session;
}
- return 0;
+ /* make sure the decoder is uninitialized */
+ MFXVideoDECODE_Close(q->session);
+
+ return 0;
}
-static int qsv_decode_init(AVCodecContext *avctx, QSVContext *q, AVPacket *avpkt)
+static int qsv_decode_init(AVCodecContext *avctx, QSVContext *q)
{
mfxSession session = NULL;
+ int iopattern = 0;
mfxVideoParam param = { { 0 } };
- mfxBitstream bs = { { { 0 } } };
int ret;
- enum AVPixelFormat pix_fmts[3] = { AV_PIX_FMT_QSV,
- AV_PIX_FMT_NV12,
- AV_PIX_FMT_NONE };
- ret = ff_get_format(avctx, pix_fmts);
- if (ret < 0)
- return ret;
-
- avctx->pix_fmt = ret;
+ if (!q->async_fifo) {
+ q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
+ (sizeof(mfxSyncPoint*) + sizeof(QSVFrame*)));
+ if (!q->async_fifo)
+ return AVERROR(ENOMEM);
+ }
- q->iopattern = MFX_IOPATTERN_OUT_SYSTEM_MEMORY;
if (avctx->hwaccel_context) {
- AVQSVContext *qsv = avctx->hwaccel_context;
+ AVQSVContext *user_ctx = avctx->hwaccel_context;
+ session = user_ctx->session;
+ iopattern = user_ctx->iopattern;
+ q->ext_buffers = user_ctx->ext_buffers;
+ q->nb_ext_buffers = user_ctx->nb_ext_buffers;
+ }
- session = qsv->session;
- q->iopattern = qsv->iopattern;
- q->ext_buffers = qsv->ext_buffers;
- q->nb_ext_buffers = qsv->nb_ext_buffers;
+ if (avctx->hw_frames_ctx) {
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+ AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
+
+ if (!iopattern) {
+ if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
+ iopattern = MFX_IOPATTERN_OUT_OPAQUE_MEMORY;
+ else if (frames_hwctx->frame_type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET)
+ iopattern = MFX_IOPATTERN_OUT_VIDEO_MEMORY;
+ }
}
- ret = qsv_init_session(avctx, q, session);
+ if (!iopattern)
+ iopattern = MFX_IOPATTERN_OUT_SYSTEM_MEMORY;
+ q->iopattern = iopattern;
+
+ ret = qsv_init_session(avctx, q, session, avctx->hw_frames_ctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing an MFX session\n");
return ret;
}
- if (avpkt->size) {
- bs.Data = avpkt->data;
- bs.DataLength = avpkt->size;
- bs.MaxLength = bs.DataLength;
- bs.TimeStamp = avpkt->pts;
- } else
- return AVERROR_INVALIDDATA;
-
ret = ff_qsv_codec_id_to_mfx(avctx->codec_id);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Unsupported codec_id %08x\n", avctx->codec_id);
+ if (ret < 0)
return ret;
- }
+ param.mfx.CodecId = ret;
+ param.mfx.CodecProfile = MFX_PROFILE_UNKNOWN;
+ param.mfx.CodecLevel = MFX_LEVEL_UNKNOWN;
- param.mfx.CodecId = ret;
-
- ret = MFXVideoDECODE_DecodeHeader(q->session, &bs, ¶m);
- if (MFX_ERR_MORE_DATA==ret) {
- /* this code means that header not found so we return packet size to skip
- a current packet
- */
- return avpkt->size;
- } else if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Decode header error %d\n", ret);
- return ff_qsv_error(ret);
+ param.mfx.FrameInfo.BitDepthLuma = 8;
+ param.mfx.FrameInfo.BitDepthChroma = 8;
+ param.mfx.FrameInfo.Shift = 0;
+ param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
+ param.mfx.FrameInfo.Width = avctx->coded_width;
+ param.mfx.FrameInfo.Height = avctx->coded_height;
+ param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
+
+ switch (avctx->field_order) {
+ case AV_FIELD_PROGRESSIVE:
+ param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
+ break;
+ case AV_FIELD_TT:
+ param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
+ break;
+ case AV_FIELD_BB:
+ param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_BFF;
+ break;
+ default:
+ param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_UNKNOWN;
+ break;
}
+ param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
+ param.mfx.FrameInfo.FrameRateExtD = avctx->framerate.den;
+
param.IOPattern = q->iopattern;
param.AsyncDepth = q->async_depth;
param.ExtParam = q->ext_buffers;
param.NumExtParam = q->nb_ext_buffers;
- param.mfx.FrameInfo.BitDepthLuma = 8;
- param.mfx.FrameInfo.BitDepthChroma = 8;
ret = MFXVideoDECODE_Init(q->session, ¶m);
if (ret < 0) {
@@ -144,37 +188,6 @@ static int qsv_decode_init(AVCodecContext *avctx, QSVContext *q, AVPacket *avpkt
return ff_qsv_error(ret);
}
- avctx->profile = param.mfx.CodecProfile;
- avctx->level = param.mfx.CodecLevel;
- avctx->coded_width = param.mfx.FrameInfo.Width;
- avctx->coded_height = param.mfx.FrameInfo.Height;
- avctx->width = param.mfx.FrameInfo.CropW - param.mfx.FrameInfo.CropX;
- avctx->height = param.mfx.FrameInfo.CropH - param.mfx.FrameInfo.CropY;
-
- /* maximum decoder latency should be not exceed max DPB size for h.264 and
- HEVC which is 16 for both cases.
- So weare pre-allocating fifo big enough for 17 elements:
- */
- if (!q->async_fifo) {
- q->async_fifo = av_fifo_alloc((1 + 16) *
- (sizeof(mfxSyncPoint) + sizeof(QSVFrame*)));
- if (!q->async_fifo)
- return AVERROR(ENOMEM);
- }
-
- if (!q->input_fifo) {
- q->input_fifo = av_fifo_alloc(1024*16);
- if (!q->input_fifo)
- return AVERROR(ENOMEM);
- }
-
- if (!q->pkt_fifo) {
- q->pkt_fifo = av_fifo_alloc( sizeof(AVPacket) * (1 + 16) );
- if (!q->pkt_fifo)
- return AVERROR(ENOMEM);
- }
- q->engine_ready = 1;
-
return 0;
}
@@ -270,161 +283,77 @@ static QSVFrame *find_frame(QSVContext *q, mfxFrameSurface1 *surf)
return NULL;
}
-/* This function uses for 'smart' releasing of consumed data
- from the input bitstream fifo.
- Since the input fifo mapped to mfxBitstream which does not understand
- a wrapping of data over fifo end, we should also to relocate a possible
- data rest to fifo begin. If rest of data is absent then we just reset fifo's
- pointers to initial positions.
- NOTE the case when fifo does contain unconsumed data is rare and typical
- amount of such data is 1..4 bytes.
-*/
-static void qsv_fifo_relocate(AVFifoBuffer *f, int bytes_to_free)
-{
- int data_size;
- int data_rest = 0;
-
- av_fifo_drain(f, bytes_to_free);
-
- data_size = av_fifo_size(f);
- if (data_size > 0) {
- if (f->buffer!=f->rptr) {
- if ( (f->end - f->rptr) < data_size) {
- data_rest = data_size - (f->end - f->rptr);
- data_size-=data_rest;
- memmove(f->buffer+data_size, f->buffer, data_rest);
- }
- memmove(f->buffer, f->rptr, data_size);
- data_size+= data_rest;
- }
- }
- f->rptr = f->buffer;
- f->wptr = f->buffer + data_size;
- f->wndx = data_size;
- f->rndx = 0;
-}
-
-
-static void close_decoder(QSVContext *q)
-{
- QSVFrame *cur;
-
- if (q->session)
- MFXVideoDECODE_Close(q->session);
-
- cur = q->work_frames;
- while (cur) {
- q->work_frames = cur->next;
- av_frame_free(&cur->frame);
- av_freep(&cur);
- cur = q->work_frames;
- }
-
- q->engine_ready = 0;
- q->reinit_pending = 0;
-}
-
-static int do_qsv_decode(AVCodecContext *avctx, QSVContext *q,
- AVFrame *frame, int *got_frame,
- AVPacket *avpkt)
+static int qsv_decode(AVCodecContext *avctx, QSVContext *q,
+ AVFrame *frame, int *got_frame,
+ AVPacket *avpkt)
{
QSVFrame *out_frame;
mfxFrameSurface1 *insurf;
mfxFrameSurface1 *outsurf;
- mfxSyncPoint sync;
+ mfxSyncPoint *sync;
mfxBitstream bs = { { { 0 } } };
int ret;
- int n_out_frames;
- int buffered = 0;
- int flush = !avpkt->size || q->reinit_pending;
-
- if (!q->engine_ready) {
- ret = qsv_decode_init(avctx, q, avpkt);
- if (ret)
- return ret;
- }
- if (!flush) {
- if (av_fifo_size(q->input_fifo)) {
- /* we have got rest of previous packet into buffer */
- if (av_fifo_space(q->input_fifo) < avpkt->size) {
- ret = av_fifo_grow(q->input_fifo, avpkt->size);
- if (ret < 0)
- return ret;
- }
- av_fifo_generic_write(q->input_fifo, avpkt->data, avpkt->size, NULL);
- bs.Data = q->input_fifo->rptr;
- bs.DataLength = av_fifo_size(q->input_fifo);
- buffered = 1;
- } else {
- bs.Data = avpkt->data;
- bs.DataLength = avpkt->size;
- }
+ if (avpkt->size) {
+ bs.Data = avpkt->data;
+ bs.DataLength = avpkt->size;
bs.MaxLength = bs.DataLength;
bs.TimeStamp = avpkt->pts;
}
- while (1) {
+ sync = av_mallocz(sizeof(*sync));
+ if (!sync) {
+ av_freep(&sync);
+ return AVERROR(ENOMEM);
+ }
+
+ do {
ret = get_surface(avctx, q, &insurf);
if (ret < 0)
return ret;
- do {
- ret = MFXVideoDECODE_DecodeFrameAsync(q->session, flush ? NULL : &bs,
- insurf, &outsurf, &sync);
- if (ret != MFX_WRN_DEVICE_BUSY)
- break;
- av_usleep(500);
- } while (1);
-
- if (MFX_WRN_VIDEO_PARAM_CHANGED==ret) {
- /* TODO: handle here minor sequence header changing */
- } else if (MFX_ERR_INCOMPATIBLE_VIDEO_PARAM==ret) {
- av_fifo_reset(q->input_fifo);
- flush = q->reinit_pending = 1;
- continue;
- }
-
- if (sync) {
- QSVFrame *out_frame = find_frame(q, outsurf);
- if (!out_frame) {
- av_log(avctx, AV_LOG_ERROR,
- "The returned surface does not correspond to any frame\n");
- return AVERROR_BUG;
- }
+ ret = MFXVideoDECODE_DecodeFrameAsync(q->session, avpkt->size ? &bs : NULL,
+ insurf, &outsurf, sync);
+ if (ret == MFX_WRN_DEVICE_BUSY)
+ av_usleep(500);
- out_frame->queued = 1;
- av_fifo_generic_write(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
- av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
+ } while (ret == MFX_WRN_DEVICE_BUSY || ret == MFX_ERR_MORE_SURFACE);
- continue;
- }
- if (MFX_ERR_MORE_SURFACE != ret && ret < 0)
- break;
+ if (ret != MFX_ERR_NONE &&
+ ret != MFX_ERR_MORE_DATA &&
+ ret != MFX_WRN_VIDEO_PARAM_CHANGED &&
+ ret != MFX_ERR_MORE_SURFACE) {
+ av_log(avctx, AV_LOG_ERROR, "Error during QSV decoding.\n");
+ av_freep(&sync);
+ return ff_qsv_error(ret);
}
/* make sure we do not enter an infinite loop if the SDK
* did not consume any data and did not return anything */
- if (!sync && !bs.DataOffset && !flush) {
+ if (!*sync && !bs.DataOffset) {
av_log(avctx, AV_LOG_WARNING, "A decode call did not consume any data\n");
bs.DataOffset = avpkt->size;
}
- if (buffered) {
- qsv_fifo_relocate(q->input_fifo, bs.DataOffset);
- } else if (bs.DataOffset!=avpkt->size) {
- /* some data of packet was not consumed. store it to local buffer */
- av_fifo_generic_write(q->input_fifo, avpkt->data+bs.DataOffset,
- avpkt->size - bs.DataOffset, NULL);
- }
+ if (*sync) {
+ QSVFrame *out_frame = find_frame(q, outsurf);
- if (MFX_ERR_MORE_DATA!=ret && ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error %d during QSV decoding.\n", ret);
- return ff_qsv_error(ret);
+ if (!out_frame) {
+ av_log(avctx, AV_LOG_ERROR,
+ "The returned surface does not correspond to any frame\n");
+ av_freep(&sync);
+ return AVERROR_BUG;
+ }
+
+ out_frame->queued = 1;
+ av_fifo_generic_write(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
+ av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
+ } else {
+ av_freep(&sync);
}
- n_out_frames = av_fifo_size(q->async_fifo) / (sizeof(out_frame)+sizeof(sync));
- if (n_out_frames > q->async_depth || (flush && n_out_frames) ) {
+ if (!av_fifo_space(q->async_fifo) ||
+ (!avpkt->size && av_fifo_size(q->async_fifo))) {
AVFrame *src_frame;
av_fifo_generic_read(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
@@ -432,9 +361,11 @@ static int do_qsv_decode(AVCodecContext *avctx, QSVContext *q,
out_frame->queued = 0;
do {
- ret = MFXVideoCORE_SyncOperation(q->session, sync, 1000);
+ ret = MFXVideoCORE_SyncOperation(q->session, *sync, 1000);
} while (ret == MFX_WRN_IN_EXECUTION);
+ av_freep(&sync);
+
src_frame = out_frame->frame;
ret = av_frame_ref(frame, src_frame);
@@ -462,149 +393,125 @@ FF_ENABLE_DEPRECATION_WARNINGS
*got_frame = 1;
}
- return avpkt->size;
+ return bs.DataOffset;
}
-/*
- This function inserts a packet at fifo front.
-*/
-static void qsv_packet_push_front(QSVContext *q, AVPacket *avpkt)
-{
- int fifo_size = av_fifo_size(q->pkt_fifo);
- if (!fifo_size) {
- /* easy case fifo is empty */
- av_fifo_generic_write(q->pkt_fifo, avpkt, sizeof(*avpkt), NULL);
- } else {
- /* realloc necessary */
- AVPacket pkt;
- AVFifoBuffer *fifo = av_fifo_alloc(fifo_size+av_fifo_space(q->pkt_fifo));
- av_fifo_generic_write(fifo, avpkt, sizeof(*avpkt), NULL);
-
- while (av_fifo_size(q->pkt_fifo)) {
- av_fifo_generic_read(q->pkt_fifo, &pkt, sizeof(pkt), NULL);
- av_fifo_generic_write(fifo, &pkt, sizeof(pkt), NULL);
- }
- av_fifo_free(q->pkt_fifo);
- q->pkt_fifo = fifo;
- }
-}
-int ff_qsv_decode(AVCodecContext *avctx, QSVContext *q,
- AVFrame *frame, int *got_frame,
- AVPacket *avpkt)
+int ff_qsv_decode_close(QSVContext *q)
{
- AVPacket pkt_ref = { 0 };
- int ret = 0;
+ QSVFrame *cur = q->work_frames;
- if (q->pkt_fifo && av_fifo_size(q->pkt_fifo) >= sizeof(AVPacket)) {
- /* we already have got some buffered packets. so add new to tail */
- ret = av_packet_ref(&pkt_ref, avpkt);
- if (ret < 0)
- return ret;
- av_fifo_generic_write(q->pkt_fifo, &pkt_ref, sizeof(pkt_ref), NULL);
- }
- if (q->reinit_pending) {
- ret = do_qsv_decode(avctx, q, frame, got_frame, avpkt);
+ if (q->session)
+ MFXVideoDECODE_Close(q->session);
- if (!*got_frame) {
- /* Flushing complete, no more frames */
- close_decoder(q);
- //return ff_qsv_decode(avctx, q, frame, got_frame, avpkt);
- }
- }
- if (!q->reinit_pending) {
- if (q->pkt_fifo && av_fifo_size(q->pkt_fifo) >= sizeof(AVPacket)) {
- /* process buffered packets */
- while (!*got_frame && av_fifo_size(q->pkt_fifo) >= sizeof(AVPacket)) {
- av_fifo_generic_read(q->pkt_fifo, &pkt_ref, sizeof(pkt_ref), NULL);
- ret = do_qsv_decode(avctx, q, frame, got_frame, &pkt_ref);
- if (q->reinit_pending) {
- /*
- A rare case: new reinit pending when buffering existing.
- We should to return the pkt_ref back to same place of fifo
- */
- qsv_packet_push_front(q, &pkt_ref);
- } else {
- av_packet_unref(&pkt_ref);
- }
- }
- } else {
- /* general decoding */
- ret = do_qsv_decode(avctx, q, frame, got_frame, avpkt);
- if (q->reinit_pending) {
- ret = av_packet_ref(&pkt_ref, avpkt);
- if (ret < 0)
- return ret;
- av_fifo_generic_write(q->pkt_fifo, &pkt_ref, sizeof(pkt_ref), NULL);
- }
- }
- }
+ while (q->async_fifo && av_fifo_size(q->async_fifo)) {
+ QSVFrame *out_frame;
+ mfxSyncPoint *sync;
- return ret;
-}
-/*
- This function resets decoder and corresponded buffers before seek operation
-*/
-void ff_qsv_decode_reset(AVCodecContext *avctx, QSVContext *q)
-{
- QSVFrame *cur;
- AVPacket pkt;
- int ret = 0;
- mfxVideoParam param = { { 0 } };
-
- if (q->reinit_pending) {
- close_decoder(q);
- } else if (q->engine_ready) {
- ret = MFXVideoDECODE_GetVideoParam(q->session, ¶m);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "MFX decode get param error %d\n", ret);
- }
+ av_fifo_generic_read(q->async_fifo, &out_frame, sizeof(out_frame), NULL);
+ av_fifo_generic_read(q->async_fifo, &sync, sizeof(sync), NULL);
- ret = MFXVideoDECODE_Reset(q->session, ¶m);
- if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "MFX decode reset error %d\n", ret);
- }
+ av_freep(&sync);
+ }
- /* Free all frames*/
+ while (cur) {
+ q->work_frames = cur->next;
+ av_frame_free(&cur->frame);
+ av_freep(&cur);
cur = q->work_frames;
- while (cur) {
- q->work_frames = cur->next;
- av_frame_free(&cur->frame);
- av_freep(&cur);
- cur = q->work_frames;
- }
}
- /* Reset output surfaces */
- if (q->async_fifo)
- av_fifo_reset(q->async_fifo);
+ av_fifo_free(q->async_fifo);
+ q->async_fifo = NULL;
+
+ av_parser_close(q->parser);
+ avcodec_free_context(&q->avctx_internal);
- /* Reset input packets fifo */
- while (q->pkt_fifo && av_fifo_size(q->pkt_fifo)) {
- av_fifo_generic_read(q->pkt_fifo, &pkt, sizeof(pkt), NULL);
- av_packet_unref(&pkt);
- }
+ if (q->internal_session)
+ MFXClose(q->internal_session);
- /* Reset input bitstream fifo */
- if (q->input_fifo)
- av_fifo_reset(q->input_fifo);
+ av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
+ av_freep(&q->frames_ctx.mids);
+ q->frames_ctx.nb_mids = 0;
+
+ return 0;
}
-int ff_qsv_decode_close(QSVContext *q)
+int ff_qsv_process_data(AVCodecContext *avctx, QSVContext *q,
+ AVFrame *frame, int *got_frame, AVPacket *pkt)
{
- close_decoder(q);
+ uint8_t *dummy_data;
+ int dummy_size;
+ int ret;
- q->session = NULL;
+ if (!q->avctx_internal) {
+ q->avctx_internal = avcodec_alloc_context3(NULL);
+ if (!q->avctx_internal)
+ return AVERROR(ENOMEM);
- ff_qsv_close_internal_session(&q->internal_qs);
+ q->parser = av_parser_init(avctx->codec_id);
+ if (!q->parser)
+ return AVERROR(ENOMEM);
- av_fifo_free(q->async_fifo);
- q->async_fifo = NULL;
+ q->parser->flags |= PARSER_FLAG_COMPLETE_FRAMES;
+ q->orig_pix_fmt = AV_PIX_FMT_NONE;
+ }
+
+ if (!pkt->size)
+ return qsv_decode(avctx, q, frame, got_frame, pkt);
+
+ /* we assume the packets are already split properly and want
+ * just the codec parameters here */
+ av_parser_parse2(q->parser, q->avctx_internal,
+ &dummy_data, &dummy_size,
+ pkt->data, pkt->size, pkt->pts, pkt->dts,
+ pkt->pos);
+
+ /* TODO: flush delayed frames on reinit */
+ if (q->parser->format != q->orig_pix_fmt ||
+ q->parser->coded_width != avctx->coded_width ||
+ q->parser->coded_height != avctx->coded_height) {
+ enum AVPixelFormat pix_fmts[3] = { AV_PIX_FMT_QSV,
+ AV_PIX_FMT_NONE,
+ AV_PIX_FMT_NONE };
+ enum AVPixelFormat qsv_format;
+
+ qsv_format = ff_qsv_map_pixfmt(q->parser->format);
+ if (qsv_format < 0) {
+ av_log(avctx, AV_LOG_ERROR,
+ "Only 8-bit YUV420 streams are supported.\n");
+ ret = AVERROR(ENOSYS);
+ goto reinit_fail;
+ }
- av_fifo_free(q->input_fifo);
- q->input_fifo = NULL;
+ q->orig_pix_fmt = q->parser->format;
+ avctx->pix_fmt = pix_fmts[1] = qsv_format;
+ avctx->width = q->parser->width;
+ avctx->height = q->parser->height;
+ avctx->coded_width = q->parser->coded_width;
+ avctx->coded_height = q->parser->coded_height;
+ avctx->field_order = q->parser->field_order;
+ avctx->level = q->avctx_internal->level;
+ avctx->profile = q->avctx_internal->profile;
+
+ ret = ff_get_format(avctx, pix_fmts);
+ if (ret < 0)
+ goto reinit_fail;
- av_fifo_free(q->pkt_fifo);
- q->pkt_fifo = NULL;
+ avctx->pix_fmt = ret;
- return 0;
+ ret = qsv_decode_init(avctx, q);
+ if (ret < 0)
+ goto reinit_fail;
+ }
+
+ return qsv_decode(avctx, q, frame, got_frame, pkt);
+
+reinit_fail:
+ q->orig_pix_fmt = q->parser->format = avctx->pix_fmt = AV_PIX_FMT_NONE;
+ return ret;
+}
+
+void ff_qsv_decode_flush(AVCodecContext *avctx, QSVContext *q)
+{
+ q->orig_pix_fmt = AV_PIX_FMT_NONE;
}
@@ -41,7 +41,9 @@ typedef struct QSVContext {
// the session we allocated internally, in case the caller did not provide
// one
- QSVSession internal_qs;
+ mfxSession internal_session;
+
+ QSVFramesContext frames_ctx;
/**
* a linked list of frames currently being used by QSV
@@ -49,22 +51,11 @@ typedef struct QSVContext {
QSVFrame *work_frames;
AVFifoBuffer *async_fifo;
- AVFifoBuffer *input_fifo;
-
- // we should to buffer input packets at some cases
- // else it is not possible to handle dynamic stream changes correctly
- // this fifo uses for input packets buffering
- AVFifoBuffer *pkt_fifo;
-
- // this flag indicates that header parsed,
- // decoder instance created and ready to general decoding
- int engine_ready;
- // we can not just re-init decoder if different sequence header arrived
- // we should to deliver all buffered frames but we can not decode new packets
- // this time. So when reinit_pending is non-zero we flushing decoder and
- // accumulate new arrived packets into pkt_fifo
- int reinit_pending;
+ // the internal parser and codec context for parsing the data
+ AVCodecParserContext *parser;
+ AVCodecContext *avctx_internal;
+ enum AVPixelFormat orig_pix_fmt;
// options set by the caller
int async_depth;
@@ -78,11 +69,10 @@ typedef struct QSVContext {
int ff_qsv_map_pixfmt(enum AVPixelFormat format);
-int ff_qsv_decode(AVCodecContext *s, QSVContext *q,
- AVFrame *frame, int *got_frame,
- AVPacket *avpkt);
+int ff_qsv_process_data(AVCodecContext *avctx, QSVContext *q,
+ AVFrame *frame, int *got_frame, AVPacket *pkt);
-void ff_qsv_decode_reset(AVCodecContext *avctx, QSVContext *q);
+void ff_qsv_decode_flush(AVCodecContext *avctx, QSVContext *q);
int ff_qsv_decode_close(QSVContext *q);
@@ -33,7 +33,9 @@
#include "avcodec.h"
#include "internal.h"
+#include "qsv_internal.h"
#include "qsvdec.h"
+#include "qsv.h"
enum LoadPlugin {
LOAD_PLUGIN_NONE,
@@ -99,17 +101,13 @@ static av_cold int qsv_decode_init(AVCodecContext *avctx)
return AVERROR(ENOMEM);
}
}
+
s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
if (!s->packet_fifo) {
ret = AVERROR(ENOMEM);
goto fail;
}
- if (avctx->codec_id == AV_CODEC_ID_H264) {
- //regarding ticks_per_frame description, should be 2 for h.264:
- avctx->ticks_per_frame = 2;
- }
-
return 0;
fail:
qsv_decode_close(avctx);
@@ -184,7 +182,7 @@ static int qsv_decode_frame(AVCodecContext *avctx, void *data,
/* no more data */
if (av_fifo_size(s->packet_fifo) < sizeof(AVPacket))
- return avpkt->size ? avpkt->size : ff_qsv_decode(avctx, &s->qsv, frame, got_frame, avpkt);
+ return avpkt->size ? avpkt->size : ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, avpkt);
av_packet_unref(&s->pkt_filtered);
@@ -202,7 +200,7 @@ static int qsv_decode_frame(AVCodecContext *avctx, void *data,
av_packet_unref(&input_ref);
}
- ret = ff_qsv_decode(avctx, &s->qsv, frame, got_frame, &s->pkt_filtered);
+ ret = ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->pkt_filtered);
if (ret < 0)
return ret;
@@ -216,7 +214,9 @@ static int qsv_decode_frame(AVCodecContext *avctx, void *data,
static void qsv_decode_flush(AVCodecContext *avctx)
{
QSVH2645Context *s = avctx->priv_data;
- ff_qsv_decode_reset(avctx, &s->qsv);
+
+ qsv_clear_buffers(s);
+ ff_qsv_decode_flush(avctx, &s->qsv);
}
#define OFFSET(x) offsetof(QSVH2645Context, x)
@@ -1,5 +1,7 @@
/*
- * Intel MediaSDK QSV based MPEG-2 video decoder
+ * Intel MediaSDK QSV based MPEG-2 decoder
+ *
+ * copyright (c) 2015 Anton Khirnov
*
* This file is part of FFmpeg.
*
@@ -18,32 +20,70 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+
#include <stdint.h>
#include <string.h>
+#include <mfx/mfxvideo.h>
+
#include "libavutil/common.h"
+#include "libavutil/fifo.h"
#include "libavutil/opt.h"
#include "avcodec.h"
+#include "internal.h"
+#include "qsv_internal.h"
#include "qsvdec.h"
+#include "qsv.h"
typedef struct QSVMPEG2Context {
AVClass *class;
QSVContext qsv;
+
+ AVFifoBuffer *packet_fifo;
+
+ AVPacket input_ref;
} QSVMPEG2Context;
+static void qsv_clear_buffers(QSVMPEG2Context *s)
+{
+ AVPacket pkt;
+ while (av_fifo_size(s->packet_fifo) >= sizeof(pkt)) {
+ av_fifo_generic_read(s->packet_fifo, &pkt, sizeof(pkt), NULL);
+ av_packet_unref(&pkt);
+ }
+
+ av_packet_unref(&s->input_ref);
+}
+
static av_cold int qsv_decode_close(AVCodecContext *avctx)
{
QSVMPEG2Context *s = avctx->priv_data;
ff_qsv_decode_close(&s->qsv);
+ qsv_clear_buffers(s);
+
+ av_fifo_free(s->packet_fifo);
+
return 0;
}
static av_cold int qsv_decode_init(AVCodecContext *avctx)
{
+ QSVMPEG2Context *s = avctx->priv_data;
+ int ret;
+
+ s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
+ if (!s->packet_fifo) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+
return 0;
+fail:
+ qsv_decode_close(avctx);
+ return ret;
}
static int qsv_decode_frame(AVCodecContext *avctx, void *data,
@@ -51,14 +91,53 @@ static int qsv_decode_frame(AVCodecContext *avctx, void *data,
{
QSVMPEG2Context *s = avctx->priv_data;
AVFrame *frame = data;
+ int ret;
+
+ /* buffer the input packet */
+ if (avpkt->size) {
+ AVPacket input_ref = { 0 };
+
+ if (av_fifo_space(s->packet_fifo) < sizeof(input_ref)) {
+ ret = av_fifo_realloc2(s->packet_fifo,
+ av_fifo_size(s->packet_fifo) + sizeof(input_ref));
+ if (ret < 0)
+ return ret;
+ }
+
+ ret = av_packet_ref(&input_ref, avpkt);
+ if (ret < 0)
+ return ret;
+ av_fifo_generic_write(s->packet_fifo, &input_ref, sizeof(input_ref), NULL);
+ }
- return ff_qsv_decode(avctx, &s->qsv, frame, got_frame, avpkt);
+ /* process buffered data */
+ while (!*got_frame) {
+ if (s->input_ref.size <= 0) {
+ /* no more data */
+ if (av_fifo_size(s->packet_fifo) < sizeof(AVPacket))
+ return avpkt->size ? avpkt->size : ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, avpkt);
+
+ av_packet_unref(&s->input_ref);
+ av_fifo_generic_read(s->packet_fifo, &s->input_ref, sizeof(s->input_ref), NULL);
+ }
+
+ ret = ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->input_ref);
+ if (ret < 0)
+ return ret;
+
+ s->input_ref.size -= ret;
+ s->input_ref.data += ret;
+ }
+
+ return avpkt->size;
}
static void qsv_decode_flush(AVCodecContext *avctx)
{
QSVMPEG2Context *s = avctx->priv_data;
- ff_qsv_decode_reset(avctx, &s->qsv);
+
+ qsv_clear_buffers(s);
+ ff_qsv_decode_flush(avctx, &s->qsv);
}
AVHWAccel ff_mpeg2_qsv_hwaccel = {
@@ -21,18 +21,37 @@
#include <stdint.h>
#include <string.h>
+#include <mfx/mfxvideo.h>
+
#include "libavutil/common.h"
#include "libavutil/fifo.h"
#include "libavutil/opt.h"
#include "avcodec.h"
+#include "internal.h"
+#include "qsv_internal.h"
#include "qsvdec.h"
+#include "qsv.h"
typedef struct QSVVC1Context {
AVClass *class;
QSVContext qsv;
+
+ AVFifoBuffer *packet_fifo;
+
+ AVPacket input_ref;
} QSVVC1Context;
+static void qsv_clear_buffers(QSVVC1Context *s)
+{
+ AVPacket pkt;
+ while (av_fifo_size(s->packet_fifo) >= sizeof(pkt)) {
+ av_fifo_generic_read(s->packet_fifo, &pkt, sizeof(pkt), NULL);
+ av_packet_unref(&pkt);
+ }
+
+ av_packet_unref(&s->input_ref);
+}
static av_cold int qsv_decode_close(AVCodecContext *avctx)
{
@@ -40,22 +59,82 @@ static av_cold int qsv_decode_close(AVCodecContext *avctx)
ff_qsv_decode_close(&s->qsv);
+ qsv_clear_buffers(s);
+
+ av_fifo_free(s->packet_fifo);
+
return 0;
}
+static av_cold int qsv_decode_init(AVCodecContext *avctx)
+{
+ QSVVC1Context *s = avctx->priv_data;
+ int ret;
+
+ s->packet_fifo = av_fifo_alloc(sizeof(AVPacket));
+ if (!s->packet_fifo) {
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+
+ return 0;
+fail:
+ qsv_decode_close(avctx);
+ return ret;
+}
+
static int qsv_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
QSVVC1Context *s = avctx->priv_data;
- AVFrame *frame = data;
+ AVFrame *frame = data;
+ int ret;
+
+ /* buffer the input packet */
+ if (avpkt->size) {
+ AVPacket input_ref = { 0 };
+
+ if (av_fifo_space(s->packet_fifo) < sizeof(input_ref)) {
+ ret = av_fifo_realloc2(s->packet_fifo,
+ av_fifo_size(s->packet_fifo) + sizeof(input_ref));
+ if (ret < 0)
+ return ret;
+ }
+
+ ret = av_packet_ref(&input_ref, avpkt);
+ if (ret < 0)
+ return ret;
+ av_fifo_generic_write(s->packet_fifo, &input_ref, sizeof(input_ref), NULL);
+ }
- return ff_qsv_decode(avctx, &s->qsv, frame, got_frame, avpkt);
+ /* process buffered data */
+ while (!*got_frame) {
+ if (s->input_ref.size <= 0) {
+ /* no more data */
+ if (av_fifo_size(s->packet_fifo) < sizeof(AVPacket))
+ return avpkt->size ? avpkt->size : ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, avpkt);
+
+ av_packet_unref(&s->input_ref);
+ av_fifo_generic_read(s->packet_fifo, &s->input_ref, sizeof(s->input_ref), NULL);
+ }
+
+ ret = ff_qsv_process_data(avctx, &s->qsv, frame, got_frame, &s->input_ref);
+ if (ret < 0)
+ return ret;
+
+ s->input_ref.size -= ret;
+ s->input_ref.data += ret;
+ }
+
+ return avpkt->size;
}
static void qsv_decode_flush(AVCodecContext *avctx)
{
QSVVC1Context *s = avctx->priv_data;
- ff_qsv_decode_reset(avctx, &s->qsv);
+
+ qsv_clear_buffers(s);
+ ff_qsv_decode_flush(avctx, &s->qsv);
}
AVHWAccel ff_vc1_qsv_hwaccel = {
@@ -85,11 +164,11 @@ AVCodec ff_vc1_qsv_decoder = {
.priv_data_size = sizeof(QSVVC1Context),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_VC1,
- .init = NULL,
+ .init = qsv_decode_init,
.decode = qsv_decode_frame,
.flush = qsv_decode_flush,
.close = qsv_decode_close,
- .capabilities = AV_CODEC_CAP_DELAY,
+ .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_DR1,
.priv_class = &class,
.pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
AV_PIX_FMT_QSV,
@@ -26,6 +26,8 @@
#include <mfx/mfxvideo.h>
#include "libavutil/common.h"
+#include "libavutil/hwcontext.h"
+#include "libavutil/hwcontext_qsv.h"
#include "libavutil/mem.h"
#include "libavutil/log.h"
#include "libavutil/time.h"
@@ -379,31 +381,25 @@ static int init_video_param(AVCodecContext *avctx, QSVEncContext *q)
q->param.mfx.EncodedOrder = 0;
q->param.mfx.BufferSizeInKB = 0;
- q->param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
- q->param.mfx.FrameInfo.CropX = 0;
- q->param.mfx.FrameInfo.CropY = 0;
- q->param.mfx.FrameInfo.CropW = avctx->width;
- q->param.mfx.FrameInfo.CropH = avctx->height;
- q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
- q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
- q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
- q->param.mfx.FrameInfo.BitDepthLuma = 8;
- q->param.mfx.FrameInfo.BitDepthChroma = 8;
- q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
-
- if (avctx->flags & AV_CODEC_FLAG_INTERLACED_DCT) {
- /* A true field layout (TFF or BFF) is not important here,
- it will specified later during frame encoding. But it is important
- to specify is frame progressive or not because allowed heigh alignment
- does depend by this.
- */
- q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_FIELD_TFF;
- q->height_align = 32;
+ if (avctx->hw_frames_ctx) {
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+ AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
+ q->param.mfx.FrameInfo = frames_hwctx->surfaces[0].Info;
} else {
- q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
- q->height_align = 16;
+ q->param.mfx.FrameInfo.FourCC = MFX_FOURCC_NV12;
+ q->param.mfx.FrameInfo.Width = FFALIGN(avctx->width, q->width_align);
+ q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, 32);
+ q->param.mfx.FrameInfo.CropX = 0;
+ q->param.mfx.FrameInfo.CropY = 0;
+ q->param.mfx.FrameInfo.CropW = avctx->width;
+ q->param.mfx.FrameInfo.CropH = avctx->height;
+ q->param.mfx.FrameInfo.AspectRatioW = avctx->sample_aspect_ratio.num;
+ q->param.mfx.FrameInfo.AspectRatioH = avctx->sample_aspect_ratio.den;
+ q->param.mfx.FrameInfo.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
+ q->param.mfx.FrameInfo.ChromaFormat = MFX_CHROMAFORMAT_YUV420;
+ q->param.mfx.FrameInfo.BitDepthLuma = 8;
+ q->param.mfx.FrameInfo.BitDepthChroma = 8;
}
- q->param.mfx.FrameInfo.Height = FFALIGN(avctx->height, q->height_align);
if (avctx->framerate.den > 0 && avctx->framerate.num > 0) {
q->param.mfx.FrameInfo.FrameRateExtN = avctx->framerate.num;
@@ -536,7 +532,7 @@ FF_ENABLE_DEPRECATION_WARNINGS
q->extparam_internal[q->nb_extparam_internal++] = (mfxExtBuffer *)&q->extco2;
-#if QSV_VERSION_ATLEAST(1,8)
+#if QSV_HAVE_LA_DS
q->extco2.LookAheadDS = q->look_ahead_downsampling;
#endif
}
@@ -673,12 +669,45 @@ static int qsv_init_opaque_alloc(AVCodecContext *avctx, QSVEncContext *q)
return 0;
}
+static int qsvenc_init_session(AVCodecContext *avctx, QSVEncContext *q)
+{
+ int ret;
+
+ if (avctx->hwaccel_context) {
+ AVQSVContext *qsv = avctx->hwaccel_context;
+ q->session = qsv->session;
+ } else if (avctx->hw_frames_ctx) {
+ q->frames_ctx.hw_frames_ctx = av_buffer_ref(avctx->hw_frames_ctx);
+ if (!q->frames_ctx.hw_frames_ctx)
+ return AVERROR(ENOMEM);
+
+ ret = ff_qsv_init_session_hwcontext(avctx, &q->internal_session,
+ &q->frames_ctx, q->load_plugins,
+ q->param.IOPattern == MFX_IOPATTERN_IN_OPAQUE_MEMORY);
+ if (ret < 0) {
+ av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
+ return ret;
+ }
+
+ q->session = q->internal_session;
+ } else {
+ ret = ff_qsv_init_internal_session(avctx, &q->internal_session,
+ q->load_plugins);
+ if (ret < 0)
+ return ret;
+
+ q->session = q->internal_session;
+ }
+
+ return 0;
+}
+
int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
{
+ int iopattern = 0;
int opaque_alloc = 0;
int ret;
- q->param.IOPattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
q->param.AsyncDepth = q->async_depth;
q->async_fifo = av_fifo_alloc((1 + q->async_depth) *
@@ -689,32 +718,34 @@ int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
if (avctx->hwaccel_context) {
AVQSVContext *qsv = avctx->hwaccel_context;
- q->session = qsv->session;
- q->param.IOPattern = qsv->iopattern;
-
+ iopattern = qsv->iopattern;
opaque_alloc = qsv->opaque_alloc;
}
- if (!q->session) {
- ret = ff_qsv_init_internal_session(avctx, &q->internal_qs,
- q->load_plugins);
- if (ret < 0)
- return ret;
+ if (avctx->hw_frames_ctx) {
+ AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
+ AVQSVFramesContext *frames_hwctx = frames_ctx->hwctx;
- q->session = q->internal_qs.session;
+ if (!iopattern) {
+ if (frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME)
+ iopattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY;
+ else if (frames_hwctx->frame_type &
+ (MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET | MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET))
+ iopattern = MFX_IOPATTERN_IN_VIDEO_MEMORY;
+ }
}
- ret = init_video_param(avctx, q);
+ if (!iopattern)
+ iopattern = MFX_IOPATTERN_IN_SYSTEM_MEMORY;
+ q->param.IOPattern = iopattern;
+
+ ret = qsvenc_init_session(avctx, q);
if (ret < 0)
return ret;
- ret = MFXVideoENCODE_Query(q->session, &q->param,&q->param);
- if (MFX_WRN_PARTIAL_ACCELERATION==ret) {
- av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
- } else if (ret < 0) {
- av_log(avctx, AV_LOG_ERROR, "Error %d querying encoder params\n", ret);
- return ff_qsv_error(ret);
- }
+ ret = init_video_param(avctx, q);
+ if (ret < 0)
+ return ret;
ret = MFXVideoENCODE_QueryIOSurf(q->session, &q->param, &q->req);
if (ret < 0) {
@@ -758,7 +789,7 @@ int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q)
}
ret = MFXVideoENCODE_Init(q->session, &q->param);
- if (MFX_WRN_PARTIAL_ACCELERATION==ret) {
+ if (ret == MFX_WRN_PARTIAL_ACCELERATION) {
av_log(avctx, AV_LOG_WARNING, "Encoder will work with partial HW acceleration\n");
} else if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing the encoder\n");
@@ -856,9 +887,8 @@ static int submit_frame(QSVEncContext *q, const AVFrame *frame,
qf->surface = (mfxFrameSurface1*)qf->frame->data[3];
} else {
/* make a copy if the input is not padded as libmfx requires */
- if ( frame->height & (q->height_align - 1) ||
- frame->linesize[0] & (q->width_align - 1)) {
- qf->frame->height = FFALIGN(frame->height, q->height_align);
+ if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {
+ qf->frame->height = FFALIGN(frame->height, 32);
qf->frame->width = FFALIGN(frame->width, q->width_align);
ret = ff_get_buffer(q->avctx, qf->frame, AV_GET_BUFFER_FLAG_REF);
@@ -968,30 +998,21 @@ static int encode_frame(AVCodecContext *avctx, QSVEncContext *q,
do {
ret = MFXVideoENCODE_EncodeFrameAsync(q->session, enc_ctrl, surf, bs, sync);
- if (ret == MFX_WRN_DEVICE_BUSY) {
+ if (ret == MFX_WRN_DEVICE_BUSY)
av_usleep(500);
- continue;
- }
- break;
- } while ( 1 );
+ } while (ret > 0);
if (ret < 0) {
av_packet_unref(&new_pkt);
av_freep(&bs);
- if (ret == MFX_ERR_MORE_DATA)
- return 0;
- av_log(avctx, AV_LOG_ERROR, "EncodeFrameAsync returned %d\n", ret);
- return ff_qsv_error(ret);
+ av_freep(&sync);
+ return (ret == MFX_ERR_MORE_DATA) ? 0 : ff_qsv_error(ret);
}
- if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM) {
- if (frame->interlaced_frame)
- print_interlace_msg(avctx, q);
- else
- av_log(avctx, AV_LOG_WARNING,
- "EncodeFrameAsync returned 'incompatible param' code\n");
- }
- if (sync) {
+ if (ret == MFX_WRN_INCOMPATIBLE_VIDEO_PARAM && frame->interlaced_frame)
+ print_interlace_msg(avctx, q);
+
+ if (*sync) {
av_fifo_generic_write(q->async_fifo, &new_pkt, sizeof(new_pkt), NULL);
av_fifo_generic_write(q->async_fifo, &sync, sizeof(sync), NULL);
av_fifo_generic_write(q->async_fifo, &bs, sizeof(bs), NULL);
@@ -1079,9 +1100,14 @@ int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q)
if (q->session)
MFXVideoENCODE_Close(q->session);
- q->session = NULL;
-
- ff_qsv_close_internal_session(&q->internal_qs);
+ if (q->internal_session)
+ MFXClose(q->internal_session);
+ q->session = NULL;
+ q->internal_session = NULL;
+
+ av_buffer_unref(&q->frames_ctx.hw_frames_ctx);
+ av_freep(&q->frames_ctx.mids);
+ q->frames_ctx.nb_mids = 0;
cur = q->work_frames;
while (cur) {
@@ -42,6 +42,7 @@
#define QSV_HAVE_BREF_TYPE QSV_VERSION_ATLEAST(1, 8)
#define QSV_HAVE_LA QSV_VERSION_ATLEAST(1, 7)
+#define QSV_HAVE_LA_DS QSV_VERSION_ATLEAST(1, 8)
#define QSV_HAVE_LA_HRD QSV_VERSION_ATLEAST(1, 11)
#define QSV_HAVE_ICQ QSV_VERSION_ATLEAST(1, 8)
#define QSV_HAVE_VCM QSV_VERSION_ATLEAST(1, 8)
@@ -79,11 +80,10 @@ typedef struct QSVEncContext {
QSVFrame *work_frames;
mfxSession session;
- QSVSession internal_qs;
+ mfxSession internal_session;
int packet_size;
int width_align;
- int height_align;
mfxVideoParam param;
mfxFrameAllocRequest req;
@@ -104,6 +104,8 @@ typedef struct QSVEncContext {
AVFifoBuffer *async_fifo;
+ QSVFramesContext frames_ctx;
+
// options set by the caller
int async_depth;
int idr_interval;
@@ -111,8 +111,7 @@ static const AVOption options[] = {
{ "look_ahead", "Use VBR algorithm with look ahead", OFFSET(qsv.look_ahead), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
{ "look_ahead_depth", "Depth of look ahead in number frames", OFFSET(qsv.look_ahead_depth), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100, VE },
#endif
-
-#if QSV_VERSION_ATLEAST(1,8)
+#if QSV_HAVE_LA_DS
{ "look_ahead_downsampling", NULL, OFFSET(qsv.look_ahead_downsampling), AV_OPT_TYPE_INT, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, MFX_LOOKAHEAD_DS_UNKNOWN, MFX_LOOKAHEAD_DS_2x, VE, "look_ahead_downsampling" },
{ "unknown" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },
{ "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_OFF }, INT_MIN, INT_MAX, VE, "look_ahead_downsampling" },