void-packages/srcpkgs/ffmpeg6/patches/00002-lavc-vaapi_av1-Avoid-...

90 lines
3.0 KiB
Diff

diff --git a/libavcodec/vaapi_av1.c b/libavcodec/vaapi_av1.c
index d0339b2..c4b55cb 100644
--- a/libavcodec/vaapi_av1.c
+++ b/libavcodec/vaapi_av1.c
@@ -19,6 +19,7 @@
*/
#include "libavutil/frame.h"
+#include "libavutil/mem.h"
#include "hwaccel_internal.h"
#include "vaapi_decode.h"
#include "internal.h"
@@ -43,6 +44,9 @@ typedef struct VAAPIAV1DecContext {
*/
VAAPIAV1FrameRef ref_tab[AV1_NUM_REF_FRAMES];
AVFrame *tmp_frame;
+
+ int nb_slice_params;
+ VASliceParameterBufferAV1 *slice_params;
} VAAPIAV1DecContext;
static VASurfaceID vaapi_av1_surface_id(AV1Frame *vf)
@@ -109,6 +113,8 @@ static int vaapi_av1_decode_uninit(AVCodecContext *avctx)
av_frame_free(&ctx->ref_tab[i].frame);
}
+ av_freep(&ctx->slice_params);
+
return ff_vaapi_decode_uninit(avctx);
}
@@ -405,13 +411,24 @@ static int vaapi_av1_decode_slice(AVCodecContext *avctx,
{
const AV1DecContext *s = avctx->priv_data;
VAAPIDecodePicture *pic = s->cur_frame.hwaccel_picture_private;
- VASliceParameterBufferAV1 slice_param;
- int err = 0;
+ VAAPIAV1DecContext *ctx = avctx->internal->hwaccel_priv_data;
+ int err, nb_params;
+
+ nb_params = s->tg_end - s->tg_start + 1;
+ if (ctx->nb_slice_params < nb_params) {
+ ctx->slice_params = av_realloc_array(ctx->slice_params,
+ nb_params,
+ sizeof(*ctx->slice_params));
+ if (!ctx->slice_params) {
+ ctx->nb_slice_params = 0;
+ err = AVERROR(ENOMEM);
+ goto fail;
+ }
+ ctx->nb_slice_params = nb_params;
+ }
for (int i = s->tg_start; i <= s->tg_end; i++) {
- memset(&slice_param, 0, sizeof(VASliceParameterBufferAV1));
-
- slice_param = (VASliceParameterBufferAV1) {
+ ctx->slice_params[i - s->tg_start] = (VASliceParameterBufferAV1) {
.slice_data_size = s->tile_group_info[i].tile_size,
.slice_data_offset = s->tile_group_info[i].tile_offset,
.slice_data_flag = VA_SLICE_DATA_FLAG_ALL,
@@ -421,17 +438,19 @@ static int vaapi_av1_decode_slice(AVCodecContext *avctx,
.tg_end = s->tg_end,
};
- err = ff_vaapi_decode_make_slice_buffer(avctx, pic, &slice_param, 1,
- sizeof(VASliceParameterBufferAV1),
- buffer,
- size);
- if (err) {
- ff_vaapi_decode_cancel(avctx, pic);
- return err;
- }
}
+ err = ff_vaapi_decode_make_slice_buffer(avctx, pic, ctx->slice_params, nb_params,
+ sizeof(VASliceParameterBufferAV1),
+ buffer,
+ size);
+ if (err)
+ goto fail;
return 0;
+
+fail:
+ ff_vaapi_decode_cancel(avctx, pic);
+ return err;
}
const AVHWAccel ff_av1_vaapi_hwaccel = {