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	 48286d4d98
			
		
	
	48286d4d98
	
	
	
		
			
			It reduces typing: Before this patch, there were 105 codecs whose long_name-definition exceeded the 80 char line length limit. Now there are only nine of them. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
		
			
				
	
	
		
			588 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			588 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * This file is part of FFmpeg.
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|  *
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|  * FFmpeg is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2.1 of the License, or (at your option) any later version.
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|  *
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|  * FFmpeg is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General Public
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|  * License along with FFmpeg; if not, write to the Free Software
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|  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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|  */
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| 
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| #include <va/va.h>
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| #include <va/va_enc_jpeg.h>
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| 
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| #include "libavutil/avassert.h"
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| #include "libavutil/common.h"
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| #include "libavutil/internal.h"
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| #include "libavutil/opt.h"
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| #include "libavutil/pixdesc.h"
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| 
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| #include "avcodec.h"
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| #include "bytestream.h"
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| #include "cbs.h"
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| #include "cbs_jpeg.h"
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| #include "codec_internal.h"
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| #include "jpegtables.h"
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| #include "mjpeg.h"
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| #include "put_bits.h"
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| #include "vaapi_encode.h"
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| 
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| 
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| // Standard JPEG quantisation tables, in zigzag order.
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| static const unsigned char vaapi_encode_mjpeg_quant_luminance[64] = {
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|     16,  11,  12,  14,  12,  10,  16,  14,
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|     13,  14,  18,  17,  16,  19,  24,  40,
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|     26,  24,  22,  22,  24,  49,  35,  37,
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|     29,  40,  58,  51,  61,  60,  57,  51,
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|     56,  55,  64,  72,  92,  78,  64,  68,
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|     87,  69,  55,  56,  80, 109,  81,  87,
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|     95,  98, 103, 104, 103,  62,  77, 113,
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|    121, 112, 100, 120,  92, 101, 103,  99,
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| };
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| static const unsigned char vaapi_encode_mjpeg_quant_chrominance[64] = {
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|     17,  18,  18,  24,  21,  24,  47,  26,
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|     26,  47,  99,  66,  56,  66,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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|     99,  99,  99,  99,  99,  99,  99,  99,
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| };
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| 
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| typedef struct VAAPIEncodeMJPEGContext {
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|     VAAPIEncodeContext common;
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| 
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|     // User options.
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|     int jfif;
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|     int huffman;
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| 
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|     // Derived settings.
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|     int quality;
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|     uint8_t jfif_data[14];
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| 
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|     // Writer structures.
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|     JPEGRawFrameHeader     frame_header;
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|     JPEGRawScan            scan;
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|     JPEGRawApplicationData jfif_header;
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|     JPEGRawQuantisationTableSpecification quant_tables;
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|     JPEGRawHuffmanTableSpecification      huffman_tables;
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| 
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|     CodedBitstreamContext *cbc;
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|     CodedBitstreamFragment current_fragment;
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| } VAAPIEncodeMJPEGContext;
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| 
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| static int vaapi_encode_mjpeg_write_image_header(AVCodecContext *avctx,
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|                                                  VAAPIEncodePicture *pic,
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|                                                  VAAPIEncodeSlice *slice,
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|                                                  char *data, size_t *data_len)
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| {
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|     VAAPIEncodeMJPEGContext *priv = avctx->priv_data;
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|     CodedBitstreamFragment  *frag = &priv->current_fragment;
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|     int err;
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| 
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|     if (priv->jfif) {
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|         err = ff_cbs_insert_unit_content(frag, -1,
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|                                          JPEG_MARKER_APPN + 0,
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|                                          &priv->jfif_header, NULL);
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|         if (err < 0)
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|             goto fail;
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|     }
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| 
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|     err = ff_cbs_insert_unit_content(frag, -1,
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|                                      JPEG_MARKER_DQT,
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|                                      &priv->quant_tables, NULL);
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|     if (err < 0)
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|         goto fail;
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| 
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|     err = ff_cbs_insert_unit_content(frag, -1,
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|                                      JPEG_MARKER_SOF0,
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|                                      &priv->frame_header, NULL);
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|     if (err < 0)
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|         goto fail;
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| 
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|     if (priv->huffman) {
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|         err = ff_cbs_insert_unit_content(frag, -1,
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|                                          JPEG_MARKER_DHT,
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|                                          &priv->huffman_tables, NULL);
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|         if (err < 0)
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|             goto fail;
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|     }
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| 
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|     err = ff_cbs_insert_unit_content(frag, -1,
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|                                      JPEG_MARKER_SOS,
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|                                      &priv->scan, NULL);
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|     if (err < 0)
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|         goto fail;
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| 
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|     err = ff_cbs_write_fragment_data(priv->cbc, frag);
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|     if (err < 0) {
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|         av_log(avctx, AV_LOG_ERROR, "Failed to write image header.\n");
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|         goto fail;
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|     }
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| 
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|     if (*data_len < 8 * frag->data_size) {
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|         av_log(avctx, AV_LOG_ERROR, "Image header too large: "
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|                "%zu < %zu.\n", *data_len, 8 * frag->data_size);
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|         err = AVERROR(ENOSPC);
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|         goto fail;
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|     }
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| 
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|     // Remove the EOI at the end of the fragment.
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|     memcpy(data, frag->data, frag->data_size - 2);
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|     *data_len = 8 * (frag->data_size - 2);
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| 
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|     err = 0;
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| fail:
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|     ff_cbs_fragment_reset(frag);
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|     return err;
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| }
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| 
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| static int vaapi_encode_mjpeg_write_extra_buffer(AVCodecContext *avctx,
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|                                                  VAAPIEncodePicture *pic,
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|                                                  int index, int *type,
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|                                                  char *data, size_t *data_len)
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| {
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|     VAAPIEncodeMJPEGContext *priv = avctx->priv_data;
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|     int t, i, k;
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| 
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|     if (index == 0) {
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|         // Write quantisation tables.
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|         JPEGRawFrameHeader                     *fh = &priv->frame_header;
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|         JPEGRawQuantisationTableSpecification *dqt = &priv->quant_tables;
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|         VAQMatrixBufferJPEG *quant;
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| 
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|         if (*data_len < sizeof(*quant))
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|             return AVERROR(ENOSPC);
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|         *type     = VAQMatrixBufferType;
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|         *data_len = sizeof(*quant);
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| 
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|         quant = (VAQMatrixBufferJPEG*)data;
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|         memset(quant, 0, sizeof(*quant));
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| 
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|         quant->load_lum_quantiser_matrix = 1;
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|         for (i = 0; i < 64; i++)
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|             quant->lum_quantiser_matrix[i] = dqt->table[fh->Tq[0]].Q[i];
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| 
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|         if (fh->Nf > 1) {
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|             quant->load_chroma_quantiser_matrix = 1;
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|             for (i = 0; i < 64; i++)
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|                 quant->chroma_quantiser_matrix[i] =
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|                     dqt->table[fh->Tq[1]].Q[i];
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|         }
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| 
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|     } else if (index == 1) {
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|         // Write huffman tables.
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|         JPEGRawScanHeader                 *sh = &priv->scan.header;
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|         JPEGRawHuffmanTableSpecification *dht = &priv->huffman_tables;
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|         VAHuffmanTableBufferJPEGBaseline *huff;
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| 
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|         if (*data_len < sizeof(*huff))
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|             return AVERROR(ENOSPC);
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|         *type     = VAHuffmanTableBufferType;
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|         *data_len = sizeof(*huff);
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| 
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|         huff = (VAHuffmanTableBufferJPEGBaseline*)data;
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|         memset(huff, 0, sizeof(*huff));
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| 
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|         for (t = 0; t < 1 + (sh->Ns > 1); t++) {
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|             const JPEGRawHuffmanTable *ht;
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| 
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|             huff->load_huffman_table[t] = 1;
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| 
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|             ht = &dht->table[2 * t];
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|             for (i = k = 0; i < 16; i++)
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|                 k += (huff->huffman_table[t].num_dc_codes[i] = ht->L[i]);
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|             av_assert0(k <= sizeof(huff->huffman_table[t].dc_values));
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|             for (i = 0; i < k; i++)
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|                 huff->huffman_table[t].dc_values[i] = ht->V[i];
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| 
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|             ht = &dht->table[2 * t + 1];
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|             for (i = k = 0; i < 16; i++)
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|                 k += (huff->huffman_table[t].num_ac_codes[i] = ht->L[i]);
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|             av_assert0(k <= sizeof(huff->huffman_table[t].ac_values));
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|             for (i = 0; i < k; i++)
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|                 huff->huffman_table[t].ac_values[i] = ht->V[i];
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|         }
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| 
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|     } else {
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|         return AVERROR_EOF;
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|     }
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|     return 0;
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| }
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| 
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| static int vaapi_encode_mjpeg_init_picture_params(AVCodecContext *avctx,
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|                                                   VAAPIEncodePicture *pic)
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| {
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|     VAAPIEncodeMJPEGContext         *priv = avctx->priv_data;
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|     JPEGRawFrameHeader                *fh = &priv->frame_header;
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|     JPEGRawScanHeader                 *sh = &priv->scan.header;
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|     VAEncPictureParameterBufferJPEG *vpic = pic->codec_picture_params;
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|     const AVPixFmtDescriptor *desc;
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|     const uint8_t components_rgb[3] = { 'R', 'G', 'B' };
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|     const uint8_t components_yuv[3] = {  1,   2,   3  };
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|     const uint8_t *components;
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|     int t, i, quant_scale, len;
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| 
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|     av_assert0(pic->type == PICTURE_TYPE_IDR);
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| 
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|     desc = av_pix_fmt_desc_get(priv->common.input_frames->sw_format);
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|     av_assert0(desc);
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|     if (desc->flags & AV_PIX_FMT_FLAG_RGB)
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|         components = components_rgb;
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|     else
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|         components = components_yuv;
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| 
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|     // Frame header.
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| 
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|     fh->P  = 8;
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|     fh->Y  = avctx->height;
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|     fh->X  = avctx->width;
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|     fh->Nf = desc->nb_components;
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| 
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|     for (i = 0; i < fh->Nf; i++) {
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|         fh->C[i] = components[i];
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|         fh->H[i] = 1 + (i == 0 ? desc->log2_chroma_w : 0);
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|         fh->V[i] = 1 + (i == 0 ? desc->log2_chroma_h : 0);
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| 
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|         fh->Tq[i] = !!i;
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|     }
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| 
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|     fh->Lf = 8 + 3 * fh->Nf;
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| 
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|     // JFIF header.
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|     if (priv->jfif) {
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|         JPEGRawApplicationData *app = &priv->jfif_header;
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|         AVRational sar = pic->input_image->sample_aspect_ratio;
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|         int sar_w, sar_h;
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|         PutByteContext pbc;
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| 
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|         bytestream2_init_writer(&pbc, priv->jfif_data,
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|                                 sizeof(priv->jfif_data));
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| 
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|         bytestream2_put_buffer(&pbc, "JFIF", 5);
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|         bytestream2_put_be16(&pbc, 0x0102);
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|         bytestream2_put_byte(&pbc, 0);
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| 
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|         av_reduce(&sar_w, &sar_h, sar.num, sar.den, 65535);
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|         if (sar_w && sar_h) {
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|             bytestream2_put_be16(&pbc, sar_w);
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|             bytestream2_put_be16(&pbc, sar_h);
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|         } else {
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|             bytestream2_put_be16(&pbc, 1);
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|             bytestream2_put_be16(&pbc, 1);
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|         }
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| 
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|         bytestream2_put_byte(&pbc, 0);
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|         bytestream2_put_byte(&pbc, 0);
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| 
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|         av_assert0(bytestream2_get_bytes_left_p(&pbc) == 0);
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| 
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|         app->Lp     = 2 + sizeof(priv->jfif_data);
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|         app->Ap     = priv->jfif_data;
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|         app->Ap_ref = NULL;
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|     }
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| 
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|     // Quantisation tables.
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| 
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|     if (priv->quality < 50)
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|         quant_scale = 5000 / priv->quality;
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|     else
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|         quant_scale = 200 - 2 * priv->quality;
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| 
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|     len = 2;
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| 
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|     for (t = 0; t < 1 + (fh->Nf > 1); t++) {
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|         JPEGRawQuantisationTable *quant = &priv->quant_tables.table[t];
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|         const uint8_t *data = t == 0 ?
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|             vaapi_encode_mjpeg_quant_luminance :
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|             vaapi_encode_mjpeg_quant_chrominance;
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| 
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|         quant->Pq = 0;
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|         quant->Tq = t;
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|         for (i = 0; i < 64; i++)
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|             quant->Q[i] = av_clip(data[i] * quant_scale / 100, 1, 255);
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| 
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|         len += 65;
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|     }
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| 
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|     priv->quant_tables.Lq = len;
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| 
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|     // Huffman tables.
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| 
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|     len = 2;
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| 
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|     for (t = 0; t < 2 + 2 * (fh->Nf > 1); t++) {
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|         JPEGRawHuffmanTable *huff = &priv->huffman_tables.table[t];
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|         const uint8_t *lengths, *values;
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|         int k;
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| 
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|         switch (t) {
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|         case 0:
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|             lengths = ff_mjpeg_bits_dc_luminance + 1;
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|             values  = ff_mjpeg_val_dc;
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|             break;
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|         case 1:
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|             lengths = ff_mjpeg_bits_ac_luminance + 1;
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|             values  = ff_mjpeg_val_ac_luminance;
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|             break;
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|         case 2:
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|             lengths = ff_mjpeg_bits_dc_chrominance + 1;
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|             values  = ff_mjpeg_val_dc;
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|             break;
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|         case 3:
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|             lengths = ff_mjpeg_bits_ac_chrominance + 1;
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|             values  = ff_mjpeg_val_ac_chrominance;
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|             break;
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|         }
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| 
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|         huff->Tc = t % 2;
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|         huff->Th = t / 2;
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| 
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|         for (i = k = 0; i < 16; i++)
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|             k += (huff->L[i] = lengths[i]);
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| 
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|         for (i = 0; i < k; i++)
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|             huff->V[i] = values[i];
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| 
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|         len += 17 + k;
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|     }
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| 
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|     priv->huffman_tables.Lh = len;
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| 
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|     // Scan header.
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| 
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|     sh->Ns = fh->Nf;
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| 
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|     for (i = 0; i < fh->Nf; i++) {
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|         sh->Cs[i] = fh->C[i];
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|         sh->Td[i] = i > 0;
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|         sh->Ta[i] = i > 0;
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|     }
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| 
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|     sh->Ss = 0;
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|     sh->Se = 63;
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|     sh->Ah = 0;
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|     sh->Al = 0;
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| 
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|     sh->Ls = 6 + 2 * sh->Ns;
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| 
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| 
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|     *vpic = (VAEncPictureParameterBufferJPEG) {
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|         .reconstructed_picture = pic->recon_surface,
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|         .coded_buf             = pic->output_buffer,
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| 
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|         .picture_width  = fh->X,
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|         .picture_height = fh->Y,
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| 
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|         .pic_flags.bits = {
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|             .profile      = 0,
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|             .progressive  = 0,
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|             .huffman      = 1,
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|             .interleaved  = 0,
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|             .differential = 0,
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|         },
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| 
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|         .sample_bit_depth = fh->P,
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|         .num_scan         = 1,
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|         .num_components   = fh->Nf,
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| 
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|         // The driver modifies the provided quantisation tables according
 | |
|         // to this quality value; the middle value of 50 makes that the
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|         // identity so that they are used unchanged.
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|         .quality = 50,
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|     };
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| 
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|     for (i = 0; i < fh->Nf; i++) {
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|         vpic->component_id[i]             = fh->C[i];
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|         vpic->quantiser_table_selector[i] = fh->Tq[i];
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|     }
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| 
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|     pic->nb_slices = 1;
 | |
| 
 | |
|     return 0;
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| }
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| 
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| static int vaapi_encode_mjpeg_init_slice_params(AVCodecContext *avctx,
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|                                                 VAAPIEncodePicture *pic,
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|                                                 VAAPIEncodeSlice *slice)
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| {
 | |
|     VAAPIEncodeMJPEGContext         *priv = avctx->priv_data;
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|     JPEGRawScanHeader                 *sh = &priv->scan.header;
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|     VAEncSliceParameterBufferJPEG *vslice = slice->codec_slice_params;
 | |
|     int i;
 | |
| 
 | |
|     *vslice = (VAEncSliceParameterBufferJPEG) {
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|         .restart_interval = 0,
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|         .num_components   = sh->Ns,
 | |
|     };
 | |
| 
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|     for (i = 0; i < sh->Ns; i++) {
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|         vslice->components[i].component_selector = sh->Cs[i];
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|         vslice->components[i].dc_table_selector  = sh->Td[i];
 | |
|         vslice->components[i].ac_table_selector  = sh->Ta[i];
 | |
|     }
 | |
| 
 | |
|     return 0;
 | |
| }
 | |
| 
 | |
| static av_cold int vaapi_encode_mjpeg_get_encoder_caps(AVCodecContext *avctx)
 | |
| {
 | |
|     VAAPIEncodeContext *ctx = avctx->priv_data;
 | |
|     const AVPixFmtDescriptor *desc;
 | |
| 
 | |
|     desc = av_pix_fmt_desc_get(ctx->input_frames->sw_format);
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|     av_assert0(desc);
 | |
| 
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|     ctx->surface_width  = FFALIGN(avctx->width,  8 << desc->log2_chroma_w);
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|     ctx->surface_height = FFALIGN(avctx->height, 8 << desc->log2_chroma_h);
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| 
 | |
|     return 0;
 | |
| }
 | |
| 
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| static av_cold int vaapi_encode_mjpeg_configure(AVCodecContext *avctx)
 | |
| {
 | |
|     VAAPIEncodeContext       *ctx = avctx->priv_data;
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|     VAAPIEncodeMJPEGContext *priv = avctx->priv_data;
 | |
|     int err;
 | |
| 
 | |
|     priv->quality = ctx->rc_quality;
 | |
|     if (priv->quality < 1 || priv->quality > 100) {
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|         av_log(avctx, AV_LOG_ERROR, "Invalid quality value %d "
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|                "(must be 1-100).\n", priv->quality);
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|         return AVERROR(EINVAL);
 | |
|     }
 | |
| 
 | |
|     // Hack: the implementation calls the JPEG image header (which we
 | |
|     // will use in the same way as a slice header) generic "raw data".
 | |
|     // Therefore, if after the packed header capability check we have
 | |
|     // PACKED_HEADER_RAW_DATA available, rewrite it as
 | |
|     // PACKED_HEADER_SLICE so that the header-writing code can do the
 | |
|     // right thing.
 | |
|     if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_RAW_DATA) {
 | |
|         ctx->va_packed_headers &= ~VA_ENC_PACKED_HEADER_RAW_DATA;
 | |
|         ctx->va_packed_headers |=  VA_ENC_PACKED_HEADER_SLICE;
 | |
|     }
 | |
| 
 | |
|     err = ff_cbs_init(&priv->cbc, AV_CODEC_ID_MJPEG, avctx);
 | |
|     if (err < 0)
 | |
|         return err;
 | |
| 
 | |
|     return 0;
 | |
| }
 | |
| 
 | |
| static const VAAPIEncodeProfile vaapi_encode_mjpeg_profiles[] = {
 | |
|     { FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT,
 | |
|             8, 1, 0, 0, VAProfileJPEGBaseline },
 | |
|     { FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT,
 | |
|             8, 3, 1, 1, VAProfileJPEGBaseline },
 | |
|     { FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT,
 | |
|             8, 3, 1, 0, VAProfileJPEGBaseline },
 | |
|     { FF_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT,
 | |
|             8, 3, 0, 0, VAProfileJPEGBaseline },
 | |
|     { FF_PROFILE_UNKNOWN }
 | |
| };
 | |
| 
 | |
| static const VAAPIEncodeType vaapi_encode_type_mjpeg = {
 | |
|     .profiles              = vaapi_encode_mjpeg_profiles,
 | |
| 
 | |
|     .flags                 = FLAG_CONSTANT_QUALITY_ONLY |
 | |
|                              FLAG_INTRA_ONLY,
 | |
| 
 | |
|     .get_encoder_caps      = &vaapi_encode_mjpeg_get_encoder_caps,
 | |
|     .configure             = &vaapi_encode_mjpeg_configure,
 | |
| 
 | |
|     .default_quality       = 80,
 | |
| 
 | |
|     .picture_params_size   = sizeof(VAEncPictureParameterBufferJPEG),
 | |
|     .init_picture_params   = &vaapi_encode_mjpeg_init_picture_params,
 | |
| 
 | |
|     .slice_params_size     = sizeof(VAEncSliceParameterBufferJPEG),
 | |
|     .init_slice_params     = &vaapi_encode_mjpeg_init_slice_params,
 | |
| 
 | |
|     .slice_header_type     = VAEncPackedHeaderRawData,
 | |
|     .write_slice_header    = &vaapi_encode_mjpeg_write_image_header,
 | |
| 
 | |
|     .write_extra_buffer    = &vaapi_encode_mjpeg_write_extra_buffer,
 | |
| };
 | |
| 
 | |
| static av_cold int vaapi_encode_mjpeg_init(AVCodecContext *avctx)
 | |
| {
 | |
|     VAAPIEncodeContext *ctx = avctx->priv_data;
 | |
| 
 | |
|     ctx->codec = &vaapi_encode_type_mjpeg;
 | |
| 
 | |
|     // The JPEG image header - see note above.
 | |
|     ctx->desired_packed_headers =
 | |
|         VA_ENC_PACKED_HEADER_RAW_DATA;
 | |
| 
 | |
|     return ff_vaapi_encode_init(avctx);
 | |
| }
 | |
| 
 | |
| static av_cold int vaapi_encode_mjpeg_close(AVCodecContext *avctx)
 | |
| {
 | |
|     VAAPIEncodeMJPEGContext *priv = avctx->priv_data;
 | |
| 
 | |
|     ff_cbs_fragment_free(&priv->current_fragment);
 | |
|     ff_cbs_close(&priv->cbc);
 | |
| 
 | |
|     return ff_vaapi_encode_close(avctx);
 | |
| }
 | |
| 
 | |
| #define OFFSET(x) offsetof(VAAPIEncodeMJPEGContext, x)
 | |
| #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM)
 | |
| static const AVOption vaapi_encode_mjpeg_options[] = {
 | |
|     VAAPI_ENCODE_COMMON_OPTIONS,
 | |
| 
 | |
|     { "jfif", "Include JFIF header",
 | |
|       OFFSET(jfif), AV_OPT_TYPE_BOOL,
 | |
|       { .i64 = 0 }, 0, 1, FLAGS },
 | |
|     { "huffman", "Include huffman tables",
 | |
|       OFFSET(huffman), AV_OPT_TYPE_BOOL,
 | |
|       { .i64 = 1 }, 0, 1, FLAGS },
 | |
| 
 | |
|     { NULL },
 | |
| };
 | |
| 
 | |
| static const FFCodecDefault vaapi_encode_mjpeg_defaults[] = {
 | |
|     { "b",              "0"  },
 | |
|     { NULL },
 | |
| };
 | |
| 
 | |
| static const AVClass vaapi_encode_mjpeg_class = {
 | |
|     .class_name = "mjpeg_vaapi",
 | |
|     .item_name  = av_default_item_name,
 | |
|     .option     = vaapi_encode_mjpeg_options,
 | |
|     .version    = LIBAVUTIL_VERSION_INT,
 | |
| };
 | |
| 
 | |
| const FFCodec ff_mjpeg_vaapi_encoder = {
 | |
|     .p.name         = "mjpeg_vaapi",
 | |
|     CODEC_LONG_NAME("MJPEG (VAAPI)"),
 | |
|     .p.type         = AVMEDIA_TYPE_VIDEO,
 | |
|     .p.id           = AV_CODEC_ID_MJPEG,
 | |
|     .priv_data_size = sizeof(VAAPIEncodeMJPEGContext),
 | |
|     .init           = &vaapi_encode_mjpeg_init,
 | |
|     FF_CODEC_RECEIVE_PACKET_CB(&ff_vaapi_encode_receive_packet),
 | |
|     .close          = &vaapi_encode_mjpeg_close,
 | |
|     .p.priv_class   = &vaapi_encode_mjpeg_class,
 | |
|     .p.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DR1,
 | |
|     .caps_internal  = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
 | |
|                       FF_CODEC_CAP_INIT_CLEANUP,
 | |
|     .defaults       = vaapi_encode_mjpeg_defaults,
 | |
|     .p.pix_fmts = (const enum AVPixelFormat[]) {
 | |
|         AV_PIX_FMT_VAAPI,
 | |
|         AV_PIX_FMT_NONE,
 | |
|     },
 | |
|     .hw_configs     = ff_vaapi_encode_hw_configs,
 | |
|     .p.wrapper_name = "vaapi",
 | |
| };
 |