#include "vaapi_internal.h"
#include "h264.h"
+#include "mpegutils.h"
-/** @file
- * This file implements the glue code between Libav's and VA API's
- * structures for H.264 decoding.
+/**
+ * @file
+ * This file implements the glue code between Libav's and VA API's
+ * structures for H.264 decoding.
*/
/**
* supersedes pic's field type if nonzero.
*/
static void fill_vaapi_pic(VAPictureH264 *va_pic,
- Picture *pic,
+ H264Picture *pic,
int pic_structure)
{
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->picture_id = ff_vaapi_get_surface_id(&pic->f);
va_pic->frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
va_pic->flags = 0;
* available. The decoded picture buffer's size must be large enough
* to receive the new VA API picture object.
*/
-static int dpb_add(DPB *dpb, Picture *pic)
+static int dpb_add(DPB *dpb, H264Picture *pic)
{
int i;
for (i = 0; i < dpb->size; i++) {
VAPictureH264 * const va_pic = &dpb->va_pics[i];
- if (va_pic->picture_id == ff_vaapi_get_surface_id(pic)) {
+ if (va_pic->picture_id == ff_vaapi_get_surface_id(&pic->f)) {
VAPictureH264 temp_va_pic;
fill_vaapi_pic(&temp_va_pic, pic, 0);
init_vaapi_pic(&dpb.va_pics[i]);
for (i = 0; i < h->short_ref_count; i++) {
- Picture * const pic = h->short_ref[i];
+ H264Picture * const pic = h->short_ref[i];
if (pic && pic->reference && dpb_add(&dpb, pic) < 0)
return -1;
}
for (i = 0; i < 16; i++) {
- Picture * const pic = h->long_ref[i];
+ H264Picture * const pic = h->long_ref[i];
if (pic && pic->reference && dpb_add(&dpb, pic) < 0)
return -1;
}
* @param[in] ref_count The number of reference pictures in ref_list
*/
static void fill_vaapi_RefPicList(VAPictureH264 RefPicList[32],
- Picture *ref_list,
+ H264Picture *ref_list,
unsigned int ref_count)
{
unsigned int i, n = 0;
}
/** 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)
+static int vaapi_h264_start_frame(AVCodecContext *avctx,
+ av_unused const uint8_t *buffer,
+ av_unused uint32_t size)
{
H264Context * const h = avctx->priv_data;
- MpegEncContext * const s = &h->s;
struct vaapi_context * const vactx = avctx->hwaccel_context;
VAPictureParameterBufferH264 *pic_param;
VAIQMatrixBufferH264 *iq_matrix;
- av_dlog(avctx, "start_frame()\n");
+ av_dlog(avctx, "vaapi_h264_start_frame()\n");
vactx->slice_param_size = sizeof(VASliceParameterBufferH264);
pic_param = ff_vaapi_alloc_pic_param(vactx, sizeof(VAPictureParameterBufferH264));
if (!pic_param)
return -1;
- fill_vaapi_pic(&pic_param->CurrPic, s->current_picture_ptr, s->picture_structure);
+ fill_vaapi_pic(&pic_param->CurrPic, h->cur_pic_ptr, h->picture_structure);
if (fill_vaapi_ReferenceFrames(pic_param, h) < 0)
return -1;
- pic_param->picture_width_in_mbs_minus1 = s->mb_width - 1;
- pic_param->picture_height_in_mbs_minus1 = s->mb_height - 1;
+ pic_param->picture_width_in_mbs_minus1 = h->mb_width - 1;
+ pic_param->picture_height_in_mbs_minus1 = h->mb_height - 1;
pic_param->bit_depth_luma_minus8 = h->sps.bit_depth_luma - 8;
pic_param->bit_depth_chroma_minus8 = h->sps.bit_depth_chroma - 8;
pic_param->num_ref_frames = h->sps.ref_frame_count;
pic_param->seq_fields.bits.delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
pic_param->num_slice_groups_minus1 = h->pps.slice_group_count - 1;
pic_param->slice_group_map_type = h->pps.mb_slice_group_map_type;
- pic_param->slice_group_change_rate_minus1 = 0; /* XXX: unimplemented in FFmpeg */
+ pic_param->slice_group_change_rate_minus1 = 0; /* XXX: unimplemented in Libav */
pic_param->pic_init_qp_minus26 = h->pps.init_qp - 26;
pic_param->pic_init_qs_minus26 = h->pps.init_qs - 26;
pic_param->chroma_qp_index_offset = h->pps.chroma_qp_index_offset[0];
pic_param->pic_fields.bits.weighted_pred_flag = h->pps.weighted_pred;
pic_param->pic_fields.bits.weighted_bipred_idc = h->pps.weighted_bipred_idc;
pic_param->pic_fields.bits.transform_8x8_mode_flag = h->pps.transform_8x8_mode;
- pic_param->pic_fields.bits.field_pic_flag = s->picture_structure != PICT_FRAME;
+ pic_param->pic_fields.bits.field_pic_flag = h->picture_structure != PICT_FRAME;
pic_param->pic_fields.bits.constrained_intra_pred_flag = h->pps.constrained_intra_pred;
pic_param->pic_fields.bits.pic_order_present_flag = h->pps.pic_order_present;
pic_param->pic_fields.bits.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
if (!iq_matrix)
return -1;
memcpy(iq_matrix->ScalingList4x4, h->pps.scaling_matrix4, sizeof(iq_matrix->ScalingList4x4));
- memcpy(iq_matrix->ScalingList8x8, h->pps.scaling_matrix8, sizeof(iq_matrix->ScalingList8x8));
+ memcpy(iq_matrix->ScalingList8x8[0], h->pps.scaling_matrix8[0], sizeof(iq_matrix->ScalingList8x8[0]));
+ memcpy(iq_matrix->ScalingList8x8[1], h->pps.scaling_matrix8[3], sizeof(iq_matrix->ScalingList8x8[0]));
return 0;
}
/** End a hardware decoding based frame. */
-static int end_frame(AVCodecContext *avctx)
+static int vaapi_h264_end_frame(AVCodecContext *avctx)
{
+ struct vaapi_context * const vactx = avctx->hwaccel_context;
H264Context * const h = avctx->priv_data;
+ int ret;
+
+ av_dlog(avctx, "vaapi_h264_end_frame()\n");
+ ret = ff_vaapi_commit_slices(vactx);
+ if (ret < 0)
+ goto finish;
+
+ ret = ff_vaapi_render_picture(vactx, ff_vaapi_get_surface_id(&h->cur_pic_ptr->f));
+ if (ret < 0)
+ goto finish;
+
+ ff_h264_draw_horiz_band(h, 0, h->avctx->height);
- av_dlog(avctx, "end_frame()\n");
- return ff_vaapi_common_end_frame(&h->s);
+finish:
+ ff_vaapi_common_end_frame(avctx);
+ return ret;
}
/** Decode the given H.264 slice with VA API. */
-static int decode_slice(AVCodecContext *avctx,
- const uint8_t *buffer,
- uint32_t size)
+static int vaapi_h264_decode_slice(AVCodecContext *avctx,
+ const uint8_t *buffer,
+ uint32_t size)
{
H264Context * const h = avctx->priv_data;
- MpegEncContext * const s = &h->s;
VASliceParameterBufferH264 *slice_param;
- av_dlog(avctx, "decode_slice(): buffer %p, size %d\n", buffer, size);
+ av_dlog(avctx, "vaapi_h264_decode_slice(): buffer %p, size %d\n",
+ buffer, size);
/* Fill in VASliceParameterBufferH264. */
slice_param = (VASliceParameterBufferH264 *)ff_vaapi_alloc_slice(avctx->hwaccel_context, buffer, size);
if (!slice_param)
return -1;
- slice_param->slice_data_bit_offset = get_bits_count(&h->s.gb) + 8; /* bit buffer started beyond nal_unit_type */
- slice_param->first_mb_in_slice = (s->mb_y >> FIELD_OR_MBAFF_PICTURE) * s->mb_width + s->mb_x;
+ slice_param->slice_data_bit_offset = get_bits_count(&h->gb) + 8; /* bit buffer started beyond nal_unit_type */
+ slice_param->first_mb_in_slice = (h->mb_y >> FIELD_OR_MBAFF_PICTURE(h)) * h->mb_width + h->mb_x;
slice_param->slice_type = ff_h264_get_slice_type(h);
- slice_param->direct_spatial_mv_pred_flag = h->slice_type == FF_B_TYPE ? h->direct_spatial_mv_pred : 0;
+ slice_param->direct_spatial_mv_pred_flag = h->slice_type == AV_PICTURE_TYPE_B ? h->direct_spatial_mv_pred : 0;
slice_param->num_ref_idx_l0_active_minus1 = h->list_count > 0 ? h->ref_count[0] - 1 : 0;
slice_param->num_ref_idx_l1_active_minus1 = h->list_count > 1 ? h->ref_count[1] - 1 : 0;
slice_param->cabac_init_idc = h->cabac_init_idc;
- slice_param->slice_qp_delta = s->qscale - h->pps.init_qp;
+ slice_param->slice_qp_delta = h->qscale - h->pps.init_qp;
slice_param->disable_deblocking_filter_idc = h->deblocking_filter < 2 ? !h->deblocking_filter : h->deblocking_filter;
- slice_param->slice_alpha_c0_offset_div2 = h->slice_alpha_c0_offset / 2 - 26;
- slice_param->slice_beta_offset_div2 = h->slice_beta_offset / 2 - 26;
+ slice_param->slice_alpha_c0_offset_div2 = h->slice_alpha_c0_offset / 2;
+ slice_param->slice_beta_offset_div2 = h->slice_beta_offset / 2;
slice_param->luma_log2_weight_denom = h->luma_log2_weight_denom;
slice_param->chroma_log2_weight_denom = h->chroma_log2_weight_denom;
AVHWAccel ff_h264_vaapi_hwaccel = {
.name = "h264_vaapi",
.type = AVMEDIA_TYPE_VIDEO,
- .id = CODEC_ID_H264,
- .pix_fmt = PIX_FMT_VAAPI_VLD,
- .capabilities = 0,
- .start_frame = start_frame,
- .end_frame = end_frame,
- .decode_slice = decode_slice,
- .priv_data_size = 0,
+ .id = AV_CODEC_ID_H264,
+ .pix_fmt = AV_PIX_FMT_VAAPI_VLD,
+ .start_frame = vaapi_h264_start_frame,
+ .end_frame = vaapi_h264_end_frame,
+ .decode_slice = vaapi_h264_decode_slice,
};
projects / ffmpeg / blobdiff