mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2025-01-15 11:51:33 +00:00
vaapi_mpeg2: Convert to use the new VAAPI hwaccel code
(cherry picked from commit 102e13c353)
This commit is contained in:
Mark Thompson
parent
c8b26d5954
commit
71acbea112
@ -22,8 +22,8 @@
|
||||
|
||||
#include "mpegutils.h"
|
||||
#include "mpegvideo.h"
|
||||
#include "vaapi_internal.h"
|
||||
#include "internal.h"
|
||||
#include "vaapi_decode.h"
|
||||
|
||||
/** Reconstruct bitstream f_code */
|
||||
static inline int mpeg2_get_f_code(const MpegEncContext *s)
|
||||
@ -41,71 +41,100 @@ static inline int mpeg2_get_is_frame_start(const MpegEncContext *s)
|
||||
static int vaapi_mpeg2_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
|
||||
{
|
||||
const MpegEncContext *s = avctx->priv_data;
|
||||
FFVAContext *vactx = ff_vaapi_get_context(avctx);
|
||||
VAPictureParameterBufferMPEG2 *pic_param;
|
||||
VAIQMatrixBufferMPEG2 *iq_matrix;
|
||||
int i;
|
||||
VAAPIDecodePicture *pic = s->current_picture_ptr->hwaccel_picture_private;
|
||||
VAPictureParameterBufferMPEG2 pic_param;
|
||||
VAIQMatrixBufferMPEG2 iq_matrix;
|
||||
int i, err;
|
||||
|
||||
vactx->slice_param_size = sizeof(VASliceParameterBufferMPEG2);
|
||||
pic->output_surface = ff_vaapi_get_surface_id(s->current_picture_ptr->f);
|
||||
|
||||
/* Fill in VAPictureParameterBufferMPEG2 */
|
||||
pic_param = ff_vaapi_alloc_pic_param(vactx, sizeof(VAPictureParameterBufferMPEG2));
|
||||
if (!pic_param)
|
||||
return -1;
|
||||
pic_param->horizontal_size = s->width;
|
||||
pic_param->vertical_size = s->height;
|
||||
pic_param->forward_reference_picture = VA_INVALID_ID;
|
||||
pic_param->backward_reference_picture = VA_INVALID_ID;
|
||||
pic_param->picture_coding_type = s->pict_type;
|
||||
pic_param->f_code = mpeg2_get_f_code(s);
|
||||
pic_param->picture_coding_extension.value = 0; /* reset all bits */
|
||||
pic_param->picture_coding_extension.bits.intra_dc_precision = s->intra_dc_precision;
|
||||
pic_param->picture_coding_extension.bits.picture_structure = s->picture_structure;
|
||||
pic_param->picture_coding_extension.bits.top_field_first = s->top_field_first;
|
||||
pic_param->picture_coding_extension.bits.frame_pred_frame_dct = s->frame_pred_frame_dct;
|
||||
pic_param->picture_coding_extension.bits.concealment_motion_vectors = s->concealment_motion_vectors;
|
||||
pic_param->picture_coding_extension.bits.q_scale_type = s->q_scale_type;
|
||||
pic_param->picture_coding_extension.bits.intra_vlc_format = s->intra_vlc_format;
|
||||
pic_param->picture_coding_extension.bits.alternate_scan = s->alternate_scan;
|
||||
pic_param->picture_coding_extension.bits.repeat_first_field = s->repeat_first_field;
|
||||
pic_param->picture_coding_extension.bits.progressive_frame = s->progressive_frame;
|
||||
pic_param->picture_coding_extension.bits.is_first_field = mpeg2_get_is_frame_start(s);
|
||||
pic_param = (VAPictureParameterBufferMPEG2) {
|
||||
.horizontal_size = s->width,
|
||||
.vertical_size = s->height,
|
||||
.forward_reference_picture = VA_INVALID_ID,
|
||||
.backward_reference_picture = VA_INVALID_ID,
|
||||
.picture_coding_type = s->pict_type,
|
||||
.f_code = mpeg2_get_f_code(s),
|
||||
.picture_coding_extension.bits = {
|
||||
.intra_dc_precision = s->intra_dc_precision,
|
||||
.picture_structure = s->picture_structure,
|
||||
.top_field_first = s->top_field_first,
|
||||
.frame_pred_frame_dct = s->frame_pred_frame_dct,
|
||||
.concealment_motion_vectors = s->concealment_motion_vectors,
|
||||
.q_scale_type = s->q_scale_type,
|
||||
.intra_vlc_format = s->intra_vlc_format,
|
||||
.alternate_scan = s->alternate_scan,
|
||||
.repeat_first_field = s->repeat_first_field,
|
||||
.progressive_frame = s->progressive_frame,
|
||||
.is_first_field = mpeg2_get_is_frame_start(s),
|
||||
},
|
||||
};
|
||||
|
||||
switch (s->pict_type) {
|
||||
case AV_PICTURE_TYPE_B:
|
||||
pic_param->backward_reference_picture = ff_vaapi_get_surface_id(s->next_picture.f);
|
||||
pic_param.backward_reference_picture = ff_vaapi_get_surface_id(s->next_picture.f);
|
||||
// fall-through
|
||||
case AV_PICTURE_TYPE_P:
|
||||
pic_param->forward_reference_picture = ff_vaapi_get_surface_id(s->last_picture.f);
|
||||
pic_param.forward_reference_picture = ff_vaapi_get_surface_id(s->last_picture.f);
|
||||
break;
|
||||
}
|
||||
|
||||
/* Fill in VAIQMatrixBufferMPEG2 */
|
||||
iq_matrix = ff_vaapi_alloc_iq_matrix(vactx, sizeof(VAIQMatrixBufferMPEG2));
|
||||
if (!iq_matrix)
|
||||
return -1;
|
||||
iq_matrix->load_intra_quantiser_matrix = 1;
|
||||
iq_matrix->load_non_intra_quantiser_matrix = 1;
|
||||
iq_matrix->load_chroma_intra_quantiser_matrix = 1;
|
||||
iq_matrix->load_chroma_non_intra_quantiser_matrix = 1;
|
||||
err = ff_vaapi_decode_make_param_buffer(avctx, pic,
|
||||
VAPictureParameterBufferType,
|
||||
&pic_param, sizeof(pic_param));
|
||||
if (err < 0)
|
||||
goto fail;
|
||||
|
||||
iq_matrix.load_intra_quantiser_matrix = 1;
|
||||
iq_matrix.load_non_intra_quantiser_matrix = 1;
|
||||
iq_matrix.load_chroma_intra_quantiser_matrix = 1;
|
||||
iq_matrix.load_chroma_non_intra_quantiser_matrix = 1;
|
||||
|
||||
for (i = 0; i < 64; i++) {
|
||||
int n = s->idsp.idct_permutation[ff_zigzag_direct[i]];
|
||||
iq_matrix->intra_quantiser_matrix[i] = s->intra_matrix[n];
|
||||
iq_matrix->non_intra_quantiser_matrix[i] = s->inter_matrix[n];
|
||||
iq_matrix->chroma_intra_quantiser_matrix[i] = s->chroma_intra_matrix[n];
|
||||
iq_matrix->chroma_non_intra_quantiser_matrix[i] = s->chroma_inter_matrix[n];
|
||||
iq_matrix.intra_quantiser_matrix[i] = s->intra_matrix[n];
|
||||
iq_matrix.non_intra_quantiser_matrix[i] = s->inter_matrix[n];
|
||||
iq_matrix.chroma_intra_quantiser_matrix[i] = s->chroma_intra_matrix[n];
|
||||
iq_matrix.chroma_non_intra_quantiser_matrix[i] = s->chroma_inter_matrix[n];
|
||||
}
|
||||
|
||||
err = ff_vaapi_decode_make_param_buffer(avctx, pic,
|
||||
VAIQMatrixBufferType,
|
||||
&iq_matrix, sizeof(iq_matrix));
|
||||
if (err < 0)
|
||||
goto fail;
|
||||
|
||||
return 0;
|
||||
|
||||
fail:
|
||||
ff_vaapi_decode_cancel(avctx, pic);
|
||||
return err;
|
||||
}
|
||||
|
||||
static int vaapi_mpeg2_end_frame(AVCodecContext *avctx)
|
||||
{
|
||||
MpegEncContext *s = avctx->priv_data;
|
||||
VAAPIDecodePicture *pic = s->current_picture_ptr->hwaccel_picture_private;
|
||||
int ret;
|
||||
|
||||
ret = ff_vaapi_decode_issue(avctx, pic);
|
||||
if (ret < 0)
|
||||
goto fail;
|
||||
|
||||
ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
|
||||
|
||||
fail:
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int vaapi_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
|
||||
{
|
||||
const MpegEncContext *s = avctx->priv_data;
|
||||
FFVAContext *vactx = ff_vaapi_get_context(avctx);
|
||||
VASliceParameterBufferMPEG2 *slice_param;
|
||||
VAAPIDecodePicture *pic = s->current_picture_ptr->hwaccel_picture_private;
|
||||
VASliceParameterBufferMPEG2 slice_param;
|
||||
GetBitContext gb;
|
||||
uint32_t quantiser_scale_code, intra_slice_flag, macroblock_offset;
|
||||
int err;
|
||||
|
||||
/* Determine macroblock_offset */
|
||||
init_get_bits(&gb, buffer, 8 * size);
|
||||
@ -120,27 +149,38 @@ static int vaapi_mpeg2_decode_slice(AVCodecContext *avctx, const uint8_t *buffer
|
||||
}
|
||||
macroblock_offset = get_bits_count(&gb);
|
||||
|
||||
/* Fill in VASliceParameterBufferMPEG2 */
|
||||
slice_param = (VASliceParameterBufferMPEG2 *)ff_vaapi_alloc_slice(vactx, buffer, size);
|
||||
if (!slice_param)
|
||||
return -1;
|
||||
slice_param->macroblock_offset = macroblock_offset;
|
||||
slice_param->slice_horizontal_position = s->mb_x;
|
||||
slice_param->slice_vertical_position = s->mb_y >> (s->picture_structure != PICT_FRAME);
|
||||
slice_param->quantiser_scale_code = quantiser_scale_code;
|
||||
slice_param->intra_slice_flag = intra_slice_flag;
|
||||
slice_param = (VASliceParameterBufferMPEG2) {
|
||||
.slice_data_size = size,
|
||||
.slice_data_offset = 0,
|
||||
.slice_data_flag = VA_SLICE_DATA_FLAG_ALL,
|
||||
.macroblock_offset = macroblock_offset,
|
||||
.slice_horizontal_position = s->mb_x,
|
||||
.slice_vertical_position = s->mb_y >> (s->picture_structure != PICT_FRAME),
|
||||
.quantiser_scale_code = quantiser_scale_code,
|
||||
.intra_slice_flag = intra_slice_flag,
|
||||
};
|
||||
|
||||
err = ff_vaapi_decode_make_slice_buffer(avctx, pic,
|
||||
&slice_param, sizeof(slice_param),
|
||||
buffer, size);
|
||||
if (err < 0) {
|
||||
ff_vaapi_decode_cancel(avctx, pic);
|
||||
return err;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
AVHWAccel ff_mpeg2_vaapi_hwaccel = {
|
||||
.name = "mpeg2_vaapi",
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = AV_CODEC_ID_MPEG2VIDEO,
|
||||
.pix_fmt = AV_PIX_FMT_VAAPI,
|
||||
.start_frame = vaapi_mpeg2_start_frame,
|
||||
.end_frame = ff_vaapi_mpeg_end_frame,
|
||||
.decode_slice = vaapi_mpeg2_decode_slice,
|
||||
.init = ff_vaapi_context_init,
|
||||
.uninit = ff_vaapi_context_fini,
|
||||
.priv_data_size = sizeof(FFVAContext),
|
||||
.name = "mpeg2_vaapi",
|
||||
.type = AVMEDIA_TYPE_VIDEO,
|
||||
.id = AV_CODEC_ID_MPEG2VIDEO,
|
||||
.pix_fmt = AV_PIX_FMT_VAAPI,
|
||||
.start_frame = &vaapi_mpeg2_start_frame,
|
||||
.end_frame = &vaapi_mpeg2_end_frame,
|
||||
.decode_slice = &vaapi_mpeg2_decode_slice,
|
||||
.frame_priv_data_size = sizeof(VAAPIDecodePicture),
|
||||
.init = &ff_vaapi_decode_init,
|
||||
.uninit = &ff_vaapi_decode_uninit,
|
||||
.priv_data_size = sizeof(VAAPIDecodeContext),
|
||||
};
|
||||
|
||||
Loading…
Reference in New Issue
Block a user