[FFmpeg-devel] [PATCH 18/22] lavf/deinterlace_qsv: simplify deinterlace_qsv filter
Haihao Xiang
haihao.xiang at intel.com
Fri May 14 07:53:56 EEST 2021
Like what we did for scale_qsv filter, we use QSVVPPContext as a base
context to manage MFX session for deinterlace_qsv filter
---
libavfilter/vf_deinterlace_qsv.c | 492 ++-----------------------------
1 file changed, 30 insertions(+), 462 deletions(-)
diff --git a/libavfilter/vf_deinterlace_qsv.c b/libavfilter/vf_deinterlace_qsv.c
index 3c2d87c7c8..50ff553e6a 100644
--- a/libavfilter/vf_deinterlace_qsv.c
+++ b/libavfilter/vf_deinterlace_qsv.c
@@ -42,34 +42,10 @@
#include "internal.h"
#include "video.h"
-enum {
- QSVDEINT_MORE_OUTPUT = 1,
- QSVDEINT_MORE_INPUT,
-};
-
typedef struct QSVDeintContext {
- const AVClass *class;
-
- AVBufferRef *hw_frames_ctx;
- /* a clone of the main session, used internally for deinterlacing */
- mfxSession session;
-
- mfxMemId *mem_ids;
- int nb_mem_ids;
-
- mfxFrameSurface1 **surface_ptrs;
- int nb_surface_ptrs;
+ QSVVPPContext qsv;
- mfxExtOpaqueSurfaceAlloc opaque_alloc;
- mfxExtVPPDeinterlacing deint_conf;
- mfxExtBuffer *ext_buffers[2];
- int num_ext_buffers;
-
- QSVFrame *work_frames;
-
- int64_t last_pts;
-
- int eof;
+ mfxExtVPPDeinterlacing deint_conf;
/* option for Deinterlacing algorithm to be used */
int mode;
@@ -77,28 +53,7 @@ typedef struct QSVDeintContext {
static av_cold void qsvdeint_uninit(AVFilterContext *ctx)
{
- QSVDeintContext *s = ctx->priv;
- QSVFrame *cur;
-
- if (s->session) {
- MFXClose(s->session);
- s->session = NULL;
- }
- av_buffer_unref(&s->hw_frames_ctx);
-
- cur = s->work_frames;
- while (cur) {
- s->work_frames = cur->next;
- av_frame_free(&cur->frame);
- av_freep(&cur);
- cur = s->work_frames;
- }
-
- av_freep(&s->mem_ids);
- s->nb_mem_ids = 0;
-
- av_freep(&s->surface_ptrs);
- s->nb_surface_ptrs = 0;
+ ff_qsvvpp_close(ctx);
}
static int qsvdeint_query_formats(AVFilterContext *ctx)
@@ -115,441 +70,54 @@ static int qsvdeint_query_formats(AVFilterContext *ctx)
return 0;
}
-static mfxStatus frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
- mfxFrameAllocResponse *resp)
-{
- AVFilterContext *ctx = pthis;
- QSVDeintContext *s = ctx->priv;
-
- if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET) ||
- !(req->Type & (MFX_MEMTYPE_FROM_VPPIN | MFX_MEMTYPE_FROM_VPPOUT)) ||
- !(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME))
- return MFX_ERR_UNSUPPORTED;
-
- resp->mids = s->mem_ids;
- resp->NumFrameActual = s->nb_mem_ids;
-
- return MFX_ERR_NONE;
-}
-
-static mfxStatus frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
-{
- return MFX_ERR_NONE;
-}
-
-static mfxStatus frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
-{
- return MFX_ERR_UNSUPPORTED;
-}
-
-static mfxStatus frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
-{
- return MFX_ERR_UNSUPPORTED;
-}
-
-static mfxStatus frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
-{
- *hdl = mid;
- return MFX_ERR_NONE;
-}
-
-static const mfxHandleType handle_types[] = {
- MFX_HANDLE_VA_DISPLAY,
- MFX_HANDLE_D3D9_DEVICE_MANAGER,
- MFX_HANDLE_D3D11_DEVICE,
-};
-
-static int init_out_session(AVFilterContext *ctx)
-{
-
- QSVDeintContext *s = ctx->priv;
- AVHWFramesContext *hw_frames_ctx = (AVHWFramesContext*)s->hw_frames_ctx->data;
- AVQSVFramesContext *hw_frames_hwctx = hw_frames_ctx->hwctx;
- AVQSVDeviceContext *device_hwctx = hw_frames_ctx->device_ctx->hwctx;
-
- int opaque = !!(hw_frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME);
-
- mfxHDL handle = NULL;
- mfxHandleType handle_type;
- mfxVersion ver;
- mfxIMPL impl;
- mfxVideoParam par;
- mfxStatus err;
- int i;
-
- /* extract the properties of the "master" session given to us */
- err = MFXQueryIMPL(device_hwctx->session, &impl);
- if (err == MFX_ERR_NONE)
- err = MFXQueryVersion(device_hwctx->session, &ver);
- if (err != MFX_ERR_NONE) {
- av_log(ctx, AV_LOG_ERROR, "Error querying the session attributes\n");
- return AVERROR_UNKNOWN;
- }
-
- for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) {
- err = MFXVideoCORE_GetHandle(device_hwctx->session, handle_types[i], &handle);
- if (err == MFX_ERR_NONE) {
- handle_type = handle_types[i];
- break;
- }
- }
-
- if (err < 0)
- return ff_qsvvpp_print_error(ctx, err, "Error getting the session handle");
- else if (err > 0) {
- ff_qsvvpp_print_warning(ctx, err, "Warning in getting the session handle");
- return AVERROR_UNKNOWN;
- }
-
- /* create a "slave" session with those same properties, to be used for
- * actual deinterlacing */
- err = MFXInit(impl, &ver, &s->session);
- if (err < 0)
- return ff_qsvvpp_print_error(ctx, err, "Error initializing a session for deinterlacing");
- else if (err > 0) {
- ff_qsvvpp_print_warning(ctx, err, "Warning in session initialization");
- return AVERROR_UNKNOWN;
- }
-
- if (handle) {
- err = MFXVideoCORE_SetHandle(s->session, handle_type, handle);
- if (err != MFX_ERR_NONE)
- return AVERROR_UNKNOWN;
- }
-
- if (QSV_RUNTIME_VERSION_ATLEAST(ver, 1, 25)) {
- err = MFXJoinSession(device_hwctx->session, s->session);
- if (err != MFX_ERR_NONE)
- return AVERROR_UNKNOWN;
- }
-
- memset(&par, 0, sizeof(par));
-
- s->deint_conf.Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
- s->deint_conf.Header.BufferSz = sizeof(s->deint_conf);
- s->deint_conf.Mode = s->mode;
-
- s->ext_buffers[s->num_ext_buffers++] = (mfxExtBuffer *)&s->deint_conf;
-
- if (opaque) {
- s->surface_ptrs = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
- sizeof(*s->surface_ptrs));
- if (!s->surface_ptrs)
- return AVERROR(ENOMEM);
- for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
- s->surface_ptrs[i] = hw_frames_hwctx->surfaces + i;
- s->nb_surface_ptrs = hw_frames_hwctx->nb_surfaces;
-
- s->opaque_alloc.In.Surfaces = s->surface_ptrs;
- s->opaque_alloc.In.NumSurface = s->nb_surface_ptrs;
- s->opaque_alloc.In.Type = hw_frames_hwctx->frame_type;
-
- s->opaque_alloc.Out = s->opaque_alloc.In;
-
- s->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
- s->opaque_alloc.Header.BufferSz = sizeof(s->opaque_alloc);
-
- s->ext_buffers[s->num_ext_buffers++] = (mfxExtBuffer *)&s->opaque_alloc;
-
- par.IOPattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY | MFX_IOPATTERN_OUT_OPAQUE_MEMORY;
- } else {
- mfxFrameAllocator frame_allocator = {
- .pthis = ctx,
- .Alloc = frame_alloc,
- .Lock = frame_lock,
- .Unlock = frame_unlock,
- .GetHDL = frame_get_hdl,
- .Free = frame_free,
- };
-
- s->mem_ids = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
- sizeof(*s->mem_ids));
- if (!s->mem_ids)
- return AVERROR(ENOMEM);
- for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
- s->mem_ids[i] = hw_frames_hwctx->surfaces[i].Data.MemId;
- s->nb_mem_ids = hw_frames_hwctx->nb_surfaces;
-
- err = MFXVideoCORE_SetFrameAllocator(s->session, &frame_allocator);
- if (err != MFX_ERR_NONE)
- return AVERROR_UNKNOWN;
-
- par.IOPattern = MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY;
- }
-
- par.ExtParam = s->ext_buffers;
- par.NumExtParam = s->num_ext_buffers;
-
- par.AsyncDepth = 1; // TODO async
-
- par.vpp.In = hw_frames_hwctx->surfaces[0].Info;
-
- par.vpp.In.CropW = ctx->inputs[0]->w;
- par.vpp.In.CropH = ctx->inputs[0]->h;
-
- if (ctx->inputs[0]->frame_rate.num) {
- par.vpp.In.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
- par.vpp.In.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
- } else {
- par.vpp.In.FrameRateExtN = ctx->inputs[0]->time_base.num;
- par.vpp.In.FrameRateExtD = ctx->inputs[0]->time_base.den;
- }
-
- par.vpp.Out = par.vpp.In;
-
- if (ctx->outputs[0]->frame_rate.num) {
- par.vpp.Out.FrameRateExtN = ctx->outputs[0]->frame_rate.num;
- par.vpp.Out.FrameRateExtD = ctx->outputs[0]->frame_rate.den;
- } else {
- par.vpp.Out.FrameRateExtN = ctx->outputs[0]->time_base.num;
- par.vpp.Out.FrameRateExtD = ctx->outputs[0]->time_base.den;
- }
-
- /* Print input memory mode */
- ff_qsvvpp_print_iopattern(ctx, par.IOPattern & 0x0F, "VPP");
- /* Print output memory mode */
- ff_qsvvpp_print_iopattern(ctx, par.IOPattern & 0xF0, "VPP");
- err = MFXVideoVPP_Init(s->session, &par);
- if (err < 0)
- return ff_qsvvpp_print_error(ctx, err,
- "Error opening the VPP for deinterlacing");
- else if (err > 0) {
- ff_qsvvpp_print_warning(ctx, err,
- "Warning in VPP initialization");
- return AVERROR_UNKNOWN;
- }
-
- return 0;
-}
-
static int qsvdeint_config_props(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
AVFilterLink *inlink = ctx->inputs[0];
- QSVDeintContext *s = ctx->priv;
- int ret;
+ QSVDeintContext *s = ctx->priv;
+ QSVVPPParam param = { NULL };
+ mfxExtBuffer *ext_buf[1];
+ enum AVPixelFormat in_format;
qsvdeint_uninit(ctx);
- s->last_pts = AV_NOPTS_VALUE;
+ outlink->w = inlink->w;
+ outlink->h = inlink->h;
outlink->frame_rate = av_mul_q(inlink->frame_rate,
(AVRational){ 2, 1 });
outlink->time_base = av_mul_q(inlink->time_base,
(AVRational){ 1, 2 });
- /* check that we have a hw context */
- if (!inlink->hw_frames_ctx) {
- av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n");
- return AVERROR(EINVAL);
- }
-
- s->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
- if (!s->hw_frames_ctx)
- return AVERROR(ENOMEM);
-
- av_buffer_unref(&outlink->hw_frames_ctx);
- outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
- if (!outlink->hw_frames_ctx) {
- qsvdeint_uninit(ctx);
- return AVERROR(ENOMEM);
- }
-
- ret = init_out_session(ctx);
- if (ret < 0)
- return ret;
-
-
- return 0;
-}
-
-static void clear_unused_frames(QSVDeintContext *s)
-{
- QSVFrame *cur = s->work_frames;
- while (cur) {
- if (!cur->surface.Data.Locked) {
- av_frame_free(&cur->frame);
- cur->queued = 0;
- }
- cur = cur->next;
- }
-}
-
-static int get_free_frame(QSVDeintContext *s, QSVFrame **f)
-{
- QSVFrame *frame, **last;
-
- clear_unused_frames(s);
+ if (inlink->format == AV_PIX_FMT_QSV) {
+ if (!inlink->hw_frames_ctx || !inlink->hw_frames_ctx->data)
+ return AVERROR(EINVAL);
+ else
+ in_format = ((AVHWFramesContext*)inlink->hw_frames_ctx->data)->sw_format;
+ } else
+ in_format = inlink->format;
- frame = s->work_frames;
- last = &s->work_frames;
- while (frame) {
- if (!frame->queued) {
- *f = frame;
- return 0;
- }
+ param.out_sw_format = in_format;
+ param.ext_buf = ext_buf;
- last = &frame->next;
- frame = frame->next;
- }
+ memset(&s->deint_conf, 0, sizeof(mfxExtVPPDeinterlacing));
+ s->deint_conf.Header.BufferId = MFX_EXTBUFF_VPP_DEINTERLACING;
+ s->deint_conf.Header.BufferSz = sizeof(s->deint_conf);
+ s->deint_conf.Mode = s->mode;
+ param.ext_buf[param.num_ext_buf++] = (mfxExtBuffer*)&s->deint_conf;
- frame = av_mallocz(sizeof(*frame));
- if (!frame)
- return AVERROR(ENOMEM);
- *last = frame;
- *f = frame;
-
- return 0;
-}
-
-static int submit_frame(AVFilterContext *ctx, AVFrame *frame,
- mfxFrameSurface1 **surface)
-{
- QSVDeintContext *s = ctx->priv;
- QSVFrame *qf;
- int ret;
-
- ret = get_free_frame(s, &qf);
- if (ret < 0)
- return ret;
-
- qf->frame = frame;
-
- qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
-
- qf->surface.Data.Locked = 0;
- qf->surface.Info.CropW = qf->frame->width;
- qf->surface.Info.CropH = qf->frame->height;
-
- qf->surface.Info.PicStruct = !qf->frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
- (qf->frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
- MFX_PICSTRUCT_FIELD_BFF);
- if (qf->frame->repeat_pict == 1) {
- qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
- qf->surface.Info.PicStruct |= qf->frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
- MFX_PICSTRUCT_FIELD_BFF;
- } else if (qf->frame->repeat_pict == 2)
- qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
- else if (qf->frame->repeat_pict == 4)
- qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
-
- if (ctx->inputs[0]->frame_rate.num) {
- qf->surface.Info.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
- qf->surface.Info.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
- } else {
- qf->surface.Info.FrameRateExtN = ctx->inputs[0]->time_base.num;
- qf->surface.Info.FrameRateExtD = ctx->inputs[0]->time_base.den;
- }
-
- qf->surface.Data.TimeStamp = av_rescale_q(qf->frame->pts,
- ctx->inputs[0]->time_base,
- (AVRational){1, 90000});
-
- *surface = &qf->surface;
- qf->queued = 1;
-
- return 0;
-}
-
-static int process_frame(AVFilterContext *ctx, const AVFrame *in,
- mfxFrameSurface1 *surf_in)
-{
- QSVDeintContext *s = ctx->priv;
- AVFilterLink *inlink = ctx->inputs[0];
- AVFilterLink *outlink = ctx->outputs[0];
-
- AVFrame *out;
- mfxFrameSurface1 *surf_out;
- mfxSyncPoint sync = NULL;
- mfxStatus err;
- int ret, again = 0;
-
- out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
- if (!out) {
- ret = AVERROR(ENOMEM);
- goto fail;
- }
-
- surf_out = (mfxFrameSurface1*)out->data[3];
- surf_out->Info.CropW = outlink->w;
- surf_out->Info.CropH = outlink->h;
- surf_out->Info.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
-
- do {
- err = MFXVideoVPP_RunFrameVPPAsync(s->session, surf_in, surf_out,
- NULL, &sync);
- if (err == MFX_WRN_DEVICE_BUSY)
- av_usleep(1);
- } while (err == MFX_WRN_DEVICE_BUSY);
-
- if (err == MFX_ERR_MORE_DATA) {
- av_frame_free(&out);
- return QSVDEINT_MORE_INPUT;
- }
-
- if (err < 0 && err != MFX_ERR_MORE_SURFACE) {
- ret = ff_qsvvpp_print_error(ctx, err, "Error during deinterlacing");
- goto fail;
- }
-
- if (!sync) {
- av_log(ctx, AV_LOG_ERROR, "No sync during deinterlacing\n");
- ret = AVERROR_UNKNOWN;
- goto fail;
- }
- if (err == MFX_ERR_MORE_SURFACE)
- again = 1;
-
- do {
- err = MFXVideoCORE_SyncOperation(s->session, sync, 1000);
- } while (err == MFX_WRN_IN_EXECUTION);
- if (err < 0) {
- ret = ff_qsvvpp_print_error(ctx, err, "Error synchronizing the operation");
- goto fail;
- }
-
- ret = av_frame_copy_props(out, in);
- if (ret < 0)
- goto fail;
-
- out->width = outlink->w;
- out->height = outlink->h;
- out->interlaced_frame = 0;
-
- out->pts = av_rescale_q(out->pts, inlink->time_base, outlink->time_base);
- if (out->pts == s->last_pts)
- out->pts++;
- s->last_pts = out->pts;
-
- ret = ff_filter_frame(outlink, out);
- if (ret < 0)
- return ret;
-
- return again ? QSVDEINT_MORE_OUTPUT : 0;
-fail:
- av_frame_free(&out);
- return ret;
+ return ff_qsvvpp_init(ctx, ¶m);
}
static int qsvdeint_filter_frame(AVFilterLink *link, AVFrame *in)
{
- AVFilterContext *ctx = link->dst;
-
- mfxFrameSurface1 *surf_in;
- int ret;
+ AVFilterContext *ctx = link->dst;
+ QSVVPPContext *qsv = ctx->priv;
+ int ret = 0;
- ret = submit_frame(ctx, in, &surf_in);
- if (ret < 0) {
- av_frame_free(&in);
- return ret;
- }
-
- do {
- ret = process_frame(ctx, in, surf_in);
- if (ret < 0)
- return ret;
- } while (ret == QSVDEINT_MORE_OUTPUT);
+ ret = ff_qsvvpp_filter_frame(qsv, link, in);
+ av_frame_free(&in);
- return 0;
+ return ret;
}
static int qsvdeint_request_frame(AVFilterLink *outlink)
--
2.25.1
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