qsv{dec,enc}: use a struct as a memory id with internal memory allocator

This will allow implementing the allocator more fully, which is needed
by the HEVC encoder plugin with video memory input.

Signed-off-by: Maxym Dmytrychenko <maxym.dmytrychenko@intel.com>
This commit is contained in:
Anton Khirnov 2016-08-10 08:29:23 +02:00
parent 404e51478e
commit 00aeedd841
4 changed files with 47 additions and 5 deletions

View File

@ -144,6 +144,17 @@ int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc)
}
}
int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame)
{
int i;
for (i = 0; i < ctx->nb_mids; i++) {
QSVMid *mid = &ctx->mids[i];
if (mid->handle == frame->surface.Data.MemId)
return i;
}
return AVERROR_BUG;
}
static int qsv_load_plugins(mfxSession session, const char *load_plugins,
void *logctx)
{
@ -244,6 +255,7 @@ static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
QSVFramesContext *ctx = pthis;
mfxFrameInfo *i = &req->Info;
mfxFrameInfo *i1 = &ctx->info;
int j;
if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_DECODER_TARGET) ||
!(req->Type & (MFX_MEMTYPE_FROM_DECODE | MFX_MEMTYPE_FROM_ENCODE)) ||
@ -258,7 +270,13 @@ static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
return MFX_ERR_UNSUPPORTED;
}
resp->mids = ctx->mids;
resp->mids = av_mallocz_array(ctx->nb_mids, sizeof(*resp->mids));
if (!resp->mids)
return MFX_ERR_MEMORY_ALLOC;
for (j = 0; j < ctx->nb_mids; j++)
resp->mids[j] = &ctx->mids[j];
resp->NumFrameActual = ctx->nb_mids;
return MFX_ERR_NONE;
@ -266,6 +284,7 @@ static mfxStatus qsv_frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
static mfxStatus qsv_frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
{
av_freep(&resp->mids);
return MFX_ERR_NONE;
}
@ -281,7 +300,8 @@ static mfxStatus qsv_frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
static mfxStatus qsv_frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
{
*hdl = mid;
QSVMid *qsv_mid = (QSVMid*)mid;
*hdl = qsv_mid->handle;
return MFX_ERR_NONE;
}
@ -365,7 +385,7 @@ int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *psession,
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;
qsv_frames_ctx->mids[i].handle = frames_hwctx->surfaces[i].Data.MemId;
err = MFXVideoCORE_SetFrameAllocator(session, &frame_allocator);
if (err != MFX_ERR_NONE)

View File

@ -36,6 +36,10 @@
(MFX_VERSION_MAJOR > (MAJOR) || \
MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
typedef struct QSVMid {
mfxHDL handle;
} QSVMid;
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 surface;
@ -49,8 +53,8 @@ typedef struct QSVFrame {
typedef struct QSVFramesContext {
AVBufferRef *hw_frames_ctx;
mfxFrameInfo info;
mfxMemId *mids;
int nb_mids;
QSVMid *mids;
int nb_mids;
} QSVFramesContext;
/**
@ -75,4 +79,6 @@ int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session,
QSVFramesContext *qsv_frames_ctx,
const char *load_plugins, int opaque);
int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
#endif /* AVCODEC_QSV_INTERNAL_H */

View File

@ -188,6 +188,14 @@ static int alloc_frame(AVCodecContext *avctx, QSVContext *q, QSVFrame *frame)
frame->surface.Data.UV = frame->frame->data[1];
}
if (q->frames_ctx.mids) {
ret = ff_qsv_find_surface_idx(&q->frames_ctx, frame);
if (ret < 0)
return ret;
frame->surface.Data.MemId = &q->frames_ctx.mids[ret];
}
frame->used = 1;
return 0;

View File

@ -872,6 +872,14 @@ static int submit_frame(QSVEncContext *q, const AVFrame *frame,
return ret;
qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
if (q->frames_ctx.mids) {
ret = ff_qsv_find_surface_idx(&q->frames_ctx, qf);
if (ret < 0)
return ret;
qf->surface.Data.MemId = &q->frames_ctx.mids[ret];
}
} else {
/* make a copy if the input is not padded as libmfx requires */
if (frame->height & 31 || frame->linesize[0] & (q->width_align - 1)) {