*/
/**
- * Initializes an empty VA API picture.
+ * Initialize an empty VA API picture.
*
* VA API requires a fixed-size reference picture array.
*/
}
/**
- * Translates an FFmpeg Picture into its VA API form.
+ * Translate an FFmpeg Picture into its VA API form.
*
* @param[out] va_pic A pointer to VA API's own picture struct
* @param[in] pic A pointer to the FFmpeg picture struct to convert
{
if (pic_structure == 0)
pic_structure = pic->reference;
+ pic_structure &= PICT_FRAME; /* PICT_TOP_FIELD|PICT_BOTTOM_FIELD */
va_pic->picture_id = ff_vaapi_get_surface_id(pic);
va_pic->frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
} DPB;
/**
- * Appends picture to the decoded picture buffer, in a VA API form that
+ * Append picture to the decoded picture buffer, in a VA API form that
* merges the second field picture attributes with the first, if
* available. The decoded picture buffer's size must be large enough
* to receive the new VA API picture object.
return 0;
}
-/** Fills in VA API reference frames array. */
+/** Fill in VA API reference frames array. */
static int fill_vaapi_ReferenceFrames(VAPictureParameterBufferH264 *pic_param,
H264Context *h)
{
return -1;
}
- for (i = 0; i < h->long_ref_count; i++) {
+ for (i = 0; i < 16; i++) {
Picture * const pic = h->long_ref[i];
if (pic && pic->reference && dpb_add(&dpb, pic) < 0)
return -1;
}
/**
- * Fills in VA API reference picture lists from the FFmpeg reference
+ * Fill in VA API reference picture lists from the FFmpeg reference
* picture list.
*
* @param[out] RefPicList VA API internal reference picture list
}
/**
- * Fills in prediction weight table.
+ * Fill in prediction weight table.
*
* VA API requires a plain prediction weight table as it does not infer
* any value.
}
}
-/** Initializes and starts decoding a frame with VA API. */
+/** Initialize and start decoding a frame with VA API. */
static int start_frame(AVCodecContext *avctx,
av_unused const uint8_t *buffer,
av_unused uint32_t size)
VAPictureParameterBufferH264 *pic_param;
VAIQMatrixBufferH264 *iq_matrix;
- dprintf(avctx, "start_frame()\n");
+ av_dlog(avctx, "start_frame()\n");
vactx->slice_param_size = sizeof(VASliceParameterBufferH264);
return 0;
}
-/** Ends a hardware decoding based frame. */
+/** End a hardware decoding based frame. */
static int end_frame(AVCodecContext *avctx)
{
H264Context * const h = avctx->priv_data;
- dprintf(avctx, "end_frame()\n");
+ av_dlog(avctx, "end_frame()\n");
return ff_vaapi_common_end_frame(&h->s);
}
-/** Decodes the given H.264 slice with VA API. */
+/** Decode the given H.264 slice with VA API. */
static int decode_slice(AVCodecContext *avctx,
const uint8_t *buffer,
uint32_t size)
MpegEncContext * const s = &h->s;
VASliceParameterBufferH264 *slice_param;
- dprintf(avctx, "decode_slice(): buffer %p, size %d\n", buffer, size);
+ av_dlog(avctx, "decode_slice(): buffer %p, size %d\n", buffer, size);
/* Fill in VASliceParameterBufferH264. */
slice_param = (VASliceParameterBufferH264 *)ff_vaapi_alloc_slice(avctx->hwaccel_context, buffer, size);
return 0;
}
-AVHWAccel h264_vaapi_hwaccel = {
+AVHWAccel ff_h264_vaapi_hwaccel = {
.name = "h264_vaapi",
.type = AVMEDIA_TYPE_VIDEO,
.id = CODEC_ID_H264,