Line |
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Source |
1 |
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/* |
2 |
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* This file is part of FFmpeg. |
3 |
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* |
4 |
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* FFmpeg is free software; you can redistribute it and/or |
5 |
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* modify it under the terms of the GNU Lesser General Public |
6 |
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* License as published by the Free Software Foundation; either |
7 |
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* version 2.1 of the License, or (at your option) any later version. |
8 |
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* |
9 |
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* FFmpeg is distributed in the hope that it will be useful, |
10 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 |
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* Lesser General Public License for more details. |
13 |
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* |
14 |
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* You should have received a copy of the GNU Lesser General Public |
15 |
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* License along with FFmpeg; if not, write to the Free Software |
16 |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 |
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*/ |
18 |
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19 |
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#include <va/va.h> |
20 |
|
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#include <va/va_enc_jpeg.h> |
21 |
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|
22 |
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#include "libavutil/avassert.h" |
23 |
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#include "libavutil/common.h" |
24 |
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#include "libavutil/internal.h" |
25 |
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#include "libavutil/opt.h" |
26 |
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#include "libavutil/pixdesc.h" |
27 |
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|
28 |
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#include "avcodec.h" |
29 |
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#include "bytestream.h" |
30 |
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#include "cbs.h" |
31 |
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#include "cbs_jpeg.h" |
32 |
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#include "codec_internal.h" |
33 |
|
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#include "jpegtables.h" |
34 |
|
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#include "mjpeg.h" |
35 |
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#include "put_bits.h" |
36 |
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#include "vaapi_encode.h" |
37 |
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|
38 |
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|
39 |
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// Standard JPEG quantisation tables, in zigzag order. |
40 |
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static const unsigned char vaapi_encode_mjpeg_quant_luminance[64] = { |
41 |
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|
16, 11, 12, 14, 12, 10, 16, 14, |
42 |
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13, 14, 18, 17, 16, 19, 24, 40, |
43 |
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26, 24, 22, 22, 24, 49, 35, 37, |
44 |
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29, 40, 58, 51, 61, 60, 57, 51, |
45 |
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56, 55, 64, 72, 92, 78, 64, 68, |
46 |
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87, 69, 55, 56, 80, 109, 81, 87, |
47 |
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|
95, 98, 103, 104, 103, 62, 77, 113, |
48 |
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121, 112, 100, 120, 92, 101, 103, 99, |
49 |
|
|
}; |
50 |
|
|
static const unsigned char vaapi_encode_mjpeg_quant_chrominance[64] = { |
51 |
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17, 18, 18, 24, 21, 24, 47, 26, |
52 |
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26, 47, 99, 66, 56, 66, 99, 99, |
53 |
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99, 99, 99, 99, 99, 99, 99, 99, |
54 |
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99, 99, 99, 99, 99, 99, 99, 99, |
55 |
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99, 99, 99, 99, 99, 99, 99, 99, |
56 |
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99, 99, 99, 99, 99, 99, 99, 99, |
57 |
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99, 99, 99, 99, 99, 99, 99, 99, |
58 |
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99, 99, 99, 99, 99, 99, 99, 99, |
59 |
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}; |
60 |
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61 |
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typedef struct VAAPIEncodeMJPEGContext { |
62 |
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VAAPIEncodeContext common; |
63 |
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|
64 |
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// User options. |
65 |
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int jfif; |
66 |
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int huffman; |
67 |
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|
68 |
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// Derived settings. |
69 |
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int quality; |
70 |
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uint8_t jfif_data[14]; |
71 |
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|
72 |
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// Writer structures. |
73 |
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JPEGRawFrameHeader frame_header; |
74 |
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JPEGRawScan scan; |
75 |
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JPEGRawApplicationData jfif_header; |
76 |
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JPEGRawQuantisationTableSpecification quant_tables; |
77 |
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JPEGRawHuffmanTableSpecification huffman_tables; |
78 |
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|
79 |
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CodedBitstreamContext *cbc; |
80 |
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CodedBitstreamFragment current_fragment; |
81 |
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} VAAPIEncodeMJPEGContext; |
82 |
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|
83 |
|
✗ |
static int vaapi_encode_mjpeg_write_image_header(AVCodecContext *avctx, |
84 |
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VAAPIEncodePicture *pic, |
85 |
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VAAPIEncodeSlice *slice, |
86 |
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char *data, size_t *data_len) |
87 |
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|
{ |
88 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
89 |
|
✗ |
CodedBitstreamFragment *frag = &priv->current_fragment; |
90 |
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|
int err; |
91 |
|
|
|
92 |
|
✗ |
if (priv->jfif) { |
93 |
|
✗ |
err = ff_cbs_insert_unit_content(frag, -1, |
94 |
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|
JPEG_MARKER_APPN + 0, |
95 |
|
✗ |
&priv->jfif_header, NULL); |
96 |
|
✗ |
if (err < 0) |
97 |
|
✗ |
goto fail; |
98 |
|
|
} |
99 |
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|
|
100 |
|
✗ |
err = ff_cbs_insert_unit_content(frag, -1, |
101 |
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|
JPEG_MARKER_DQT, |
102 |
|
✗ |
&priv->quant_tables, NULL); |
103 |
|
✗ |
if (err < 0) |
104 |
|
✗ |
goto fail; |
105 |
|
|
|
106 |
|
✗ |
err = ff_cbs_insert_unit_content(frag, -1, |
107 |
|
|
JPEG_MARKER_SOF0, |
108 |
|
✗ |
&priv->frame_header, NULL); |
109 |
|
✗ |
if (err < 0) |
110 |
|
✗ |
goto fail; |
111 |
|
|
|
112 |
|
✗ |
if (priv->huffman) { |
113 |
|
✗ |
err = ff_cbs_insert_unit_content(frag, -1, |
114 |
|
|
JPEG_MARKER_DHT, |
115 |
|
✗ |
&priv->huffman_tables, NULL); |
116 |
|
✗ |
if (err < 0) |
117 |
|
✗ |
goto fail; |
118 |
|
|
} |
119 |
|
|
|
120 |
|
✗ |
err = ff_cbs_insert_unit_content(frag, -1, |
121 |
|
|
JPEG_MARKER_SOS, |
122 |
|
✗ |
&priv->scan, NULL); |
123 |
|
✗ |
if (err < 0) |
124 |
|
✗ |
goto fail; |
125 |
|
|
|
126 |
|
✗ |
err = ff_cbs_write_fragment_data(priv->cbc, frag); |
127 |
|
✗ |
if (err < 0) { |
128 |
|
✗ |
av_log(avctx, AV_LOG_ERROR, "Failed to write image header.\n"); |
129 |
|
✗ |
goto fail; |
130 |
|
|
} |
131 |
|
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|
132 |
|
✗ |
if (*data_len < 8 * frag->data_size) { |
133 |
|
✗ |
av_log(avctx, AV_LOG_ERROR, "Image header too large: " |
134 |
|
✗ |
"%zu < %zu.\n", *data_len, 8 * frag->data_size); |
135 |
|
✗ |
err = AVERROR(ENOSPC); |
136 |
|
✗ |
goto fail; |
137 |
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|
} |
138 |
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|
139 |
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// Remove the EOI at the end of the fragment. |
140 |
|
✗ |
memcpy(data, frag->data, frag->data_size - 2); |
141 |
|
✗ |
*data_len = 8 * (frag->data_size - 2); |
142 |
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|
143 |
|
✗ |
err = 0; |
144 |
|
✗ |
fail: |
145 |
|
✗ |
ff_cbs_fragment_reset(frag); |
146 |
|
✗ |
return err; |
147 |
|
|
} |
148 |
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149 |
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✗ |
static int vaapi_encode_mjpeg_write_extra_buffer(AVCodecContext *avctx, |
150 |
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FFHWBaseEncodePicture *base, |
151 |
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int index, int *type, |
152 |
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char *data, size_t *data_len) |
153 |
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{ |
154 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
155 |
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int t, i, k; |
156 |
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|
157 |
|
✗ |
if (index == 0) { |
158 |
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// Write quantisation tables. |
159 |
|
✗ |
JPEGRawFrameHeader *fh = &priv->frame_header; |
160 |
|
✗ |
JPEGRawQuantisationTableSpecification *dqt = &priv->quant_tables; |
161 |
|
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VAQMatrixBufferJPEG *quant; |
162 |
|
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|
163 |
|
✗ |
if (*data_len < sizeof(*quant)) |
164 |
|
✗ |
return AVERROR(ENOSPC); |
165 |
|
✗ |
*type = VAQMatrixBufferType; |
166 |
|
✗ |
*data_len = sizeof(*quant); |
167 |
|
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|
168 |
|
✗ |
quant = (VAQMatrixBufferJPEG*)data; |
169 |
|
✗ |
memset(quant, 0, sizeof(*quant)); |
170 |
|
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|
171 |
|
✗ |
quant->load_lum_quantiser_matrix = 1; |
172 |
|
✗ |
for (i = 0; i < 64; i++) |
173 |
|
✗ |
quant->lum_quantiser_matrix[i] = dqt->table[fh->Tq[0]].Q[i]; |
174 |
|
|
|
175 |
|
✗ |
if (fh->Nf > 1) { |
176 |
|
✗ |
quant->load_chroma_quantiser_matrix = 1; |
177 |
|
✗ |
for (i = 0; i < 64; i++) |
178 |
|
✗ |
quant->chroma_quantiser_matrix[i] = |
179 |
|
✗ |
dqt->table[fh->Tq[1]].Q[i]; |
180 |
|
|
} |
181 |
|
|
|
182 |
|
✗ |
} else if (index == 1) { |
183 |
|
|
// Write huffman tables. |
184 |
|
✗ |
JPEGRawScanHeader *sh = &priv->scan.header; |
185 |
|
✗ |
JPEGRawHuffmanTableSpecification *dht = &priv->huffman_tables; |
186 |
|
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VAHuffmanTableBufferJPEGBaseline *huff; |
187 |
|
|
|
188 |
|
✗ |
if (*data_len < sizeof(*huff)) |
189 |
|
✗ |
return AVERROR(ENOSPC); |
190 |
|
✗ |
*type = VAHuffmanTableBufferType; |
191 |
|
✗ |
*data_len = sizeof(*huff); |
192 |
|
|
|
193 |
|
✗ |
huff = (VAHuffmanTableBufferJPEGBaseline*)data; |
194 |
|
✗ |
memset(huff, 0, sizeof(*huff)); |
195 |
|
|
|
196 |
|
✗ |
for (t = 0; t < 1 + (sh->Ns > 1); t++) { |
197 |
|
|
const JPEGRawHuffmanTable *ht; |
198 |
|
|
|
199 |
|
✗ |
huff->load_huffman_table[t] = 1; |
200 |
|
|
|
201 |
|
✗ |
ht = &dht->table[2 * t]; |
202 |
|
✗ |
for (i = k = 0; i < 16; i++) |
203 |
|
✗ |
k += (huff->huffman_table[t].num_dc_codes[i] = ht->L[i]); |
204 |
|
✗ |
av_assert0(k <= sizeof(huff->huffman_table[t].dc_values)); |
205 |
|
✗ |
for (i = 0; i < k; i++) |
206 |
|
✗ |
huff->huffman_table[t].dc_values[i] = ht->V[i]; |
207 |
|
|
|
208 |
|
✗ |
ht = &dht->table[2 * t + 1]; |
209 |
|
✗ |
for (i = k = 0; i < 16; i++) |
210 |
|
✗ |
k += (huff->huffman_table[t].num_ac_codes[i] = ht->L[i]); |
211 |
|
✗ |
av_assert0(k <= sizeof(huff->huffman_table[t].ac_values)); |
212 |
|
✗ |
for (i = 0; i < k; i++) |
213 |
|
✗ |
huff->huffman_table[t].ac_values[i] = ht->V[i]; |
214 |
|
|
} |
215 |
|
|
|
216 |
|
|
} else { |
217 |
|
✗ |
return AVERROR_EOF; |
218 |
|
|
} |
219 |
|
✗ |
return 0; |
220 |
|
|
} |
221 |
|
|
|
222 |
|
✗ |
static int vaapi_encode_mjpeg_init_picture_params(AVCodecContext *avctx, |
223 |
|
|
FFHWBaseEncodePicture *pic) |
224 |
|
|
{ |
225 |
|
✗ |
FFHWBaseEncodeContext *base_ctx = avctx->priv_data; |
226 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
227 |
|
✗ |
VAAPIEncodePicture *vaapi_pic = pic->priv; |
228 |
|
✗ |
JPEGRawFrameHeader *fh = &priv->frame_header; |
229 |
|
✗ |
JPEGRawScanHeader *sh = &priv->scan.header; |
230 |
|
✗ |
VAEncPictureParameterBufferJPEG *vpic = vaapi_pic->codec_picture_params; |
231 |
|
|
const AVPixFmtDescriptor *desc; |
232 |
|
✗ |
const uint8_t components_rgb[3] = { 'R', 'G', 'B' }; |
233 |
|
✗ |
const uint8_t components_yuv[3] = { 1, 2, 3 }; |
234 |
|
|
const uint8_t *components; |
235 |
|
|
int t, i, quant_scale, len; |
236 |
|
|
|
237 |
|
✗ |
av_assert0(pic->type == FF_HW_PICTURE_TYPE_IDR); |
238 |
|
|
|
239 |
|
✗ |
desc = av_pix_fmt_desc_get(base_ctx->input_frames->sw_format); |
240 |
|
✗ |
av_assert0(desc); |
241 |
|
✗ |
if (desc->flags & AV_PIX_FMT_FLAG_RGB) |
242 |
|
✗ |
components = components_rgb; |
243 |
|
|
else |
244 |
|
✗ |
components = components_yuv; |
245 |
|
|
|
246 |
|
|
// Frame header. |
247 |
|
|
|
248 |
|
✗ |
fh->P = 8; |
249 |
|
✗ |
fh->Y = avctx->height; |
250 |
|
✗ |
fh->X = avctx->width; |
251 |
|
✗ |
fh->Nf = desc->nb_components; |
252 |
|
|
|
253 |
|
✗ |
for (i = 0; i < fh->Nf; i++) { |
254 |
|
✗ |
fh->C[i] = components[i]; |
255 |
|
✗ |
fh->H[i] = 1 + (i == 0 ? desc->log2_chroma_w : 0); |
256 |
|
✗ |
fh->V[i] = 1 + (i == 0 ? desc->log2_chroma_h : 0); |
257 |
|
|
|
258 |
|
✗ |
fh->Tq[i] = !!i; |
259 |
|
|
} |
260 |
|
|
|
261 |
|
✗ |
fh->Lf = 8 + 3 * fh->Nf; |
262 |
|
|
|
263 |
|
|
// JFIF header. |
264 |
|
✗ |
if (priv->jfif) { |
265 |
|
✗ |
JPEGRawApplicationData *app = &priv->jfif_header; |
266 |
|
✗ |
AVRational sar = pic->input_image->sample_aspect_ratio; |
267 |
|
|
int sar_w, sar_h; |
268 |
|
|
PutByteContext pbc; |
269 |
|
|
|
270 |
|
✗ |
bytestream2_init_writer(&pbc, priv->jfif_data, |
271 |
|
|
sizeof(priv->jfif_data)); |
272 |
|
|
|
273 |
|
✗ |
bytestream2_put_buffer(&pbc, "JFIF", 5); |
274 |
|
✗ |
bytestream2_put_be16(&pbc, 0x0102); |
275 |
|
✗ |
bytestream2_put_byte(&pbc, 0); |
276 |
|
|
|
277 |
|
✗ |
av_reduce(&sar_w, &sar_h, sar.num, sar.den, 65535); |
278 |
|
✗ |
if (sar_w && sar_h) { |
279 |
|
✗ |
bytestream2_put_be16(&pbc, sar_w); |
280 |
|
✗ |
bytestream2_put_be16(&pbc, sar_h); |
281 |
|
|
} else { |
282 |
|
✗ |
bytestream2_put_be16(&pbc, 1); |
283 |
|
✗ |
bytestream2_put_be16(&pbc, 1); |
284 |
|
|
} |
285 |
|
|
|
286 |
|
✗ |
bytestream2_put_byte(&pbc, 0); |
287 |
|
✗ |
bytestream2_put_byte(&pbc, 0); |
288 |
|
|
|
289 |
|
✗ |
av_assert0(bytestream2_get_bytes_left_p(&pbc) == 0); |
290 |
|
|
|
291 |
|
✗ |
app->Lp = 2 + sizeof(priv->jfif_data); |
292 |
|
✗ |
app->Ap = priv->jfif_data; |
293 |
|
✗ |
app->Ap_ref = NULL; |
294 |
|
|
} |
295 |
|
|
|
296 |
|
|
// Quantisation tables. |
297 |
|
|
|
298 |
|
✗ |
if (priv->quality < 50) |
299 |
|
✗ |
quant_scale = 5000 / priv->quality; |
300 |
|
|
else |
301 |
|
✗ |
quant_scale = 200 - 2 * priv->quality; |
302 |
|
|
|
303 |
|
✗ |
len = 2; |
304 |
|
|
|
305 |
|
✗ |
for (t = 0; t < 1 + (fh->Nf > 1); t++) { |
306 |
|
✗ |
JPEGRawQuantisationTable *quant = &priv->quant_tables.table[t]; |
307 |
|
✗ |
const uint8_t *data = t == 0 ? |
308 |
|
|
vaapi_encode_mjpeg_quant_luminance : |
309 |
|
|
vaapi_encode_mjpeg_quant_chrominance; |
310 |
|
|
|
311 |
|
✗ |
quant->Pq = 0; |
312 |
|
✗ |
quant->Tq = t; |
313 |
|
✗ |
for (i = 0; i < 64; i++) |
314 |
|
✗ |
quant->Q[i] = av_clip(data[i] * quant_scale / 100, 1, 255); |
315 |
|
|
|
316 |
|
✗ |
len += 65; |
317 |
|
|
} |
318 |
|
|
|
319 |
|
✗ |
priv->quant_tables.Lq = len; |
320 |
|
|
|
321 |
|
|
// Huffman tables. |
322 |
|
|
|
323 |
|
✗ |
len = 2; |
324 |
|
|
|
325 |
|
✗ |
for (t = 0; t < 2 + 2 * (fh->Nf > 1); t++) { |
326 |
|
✗ |
JPEGRawHuffmanTable *huff = &priv->huffman_tables.table[t]; |
327 |
|
|
const uint8_t *lengths, *values; |
328 |
|
|
int k; |
329 |
|
|
|
330 |
|
✗ |
switch (t) { |
331 |
|
✗ |
case 0: |
332 |
|
✗ |
lengths = ff_mjpeg_bits_dc_luminance + 1; |
333 |
|
✗ |
values = ff_mjpeg_val_dc; |
334 |
|
✗ |
break; |
335 |
|
✗ |
case 1: |
336 |
|
✗ |
lengths = ff_mjpeg_bits_ac_luminance + 1; |
337 |
|
✗ |
values = ff_mjpeg_val_ac_luminance; |
338 |
|
✗ |
break; |
339 |
|
✗ |
case 2: |
340 |
|
✗ |
lengths = ff_mjpeg_bits_dc_chrominance + 1; |
341 |
|
✗ |
values = ff_mjpeg_val_dc; |
342 |
|
✗ |
break; |
343 |
|
✗ |
case 3: |
344 |
|
✗ |
lengths = ff_mjpeg_bits_ac_chrominance + 1; |
345 |
|
✗ |
values = ff_mjpeg_val_ac_chrominance; |
346 |
|
✗ |
break; |
347 |
|
|
} |
348 |
|
|
|
349 |
|
✗ |
huff->Tc = t % 2; |
350 |
|
✗ |
huff->Th = t / 2; |
351 |
|
|
|
352 |
|
✗ |
for (i = k = 0; i < 16; i++) |
353 |
|
✗ |
k += (huff->L[i] = lengths[i]); |
354 |
|
|
|
355 |
|
✗ |
for (i = 0; i < k; i++) |
356 |
|
✗ |
huff->V[i] = values[i]; |
357 |
|
|
|
358 |
|
✗ |
len += 17 + k; |
359 |
|
|
} |
360 |
|
|
|
361 |
|
✗ |
priv->huffman_tables.Lh = len; |
362 |
|
|
|
363 |
|
|
// Scan header. |
364 |
|
|
|
365 |
|
✗ |
sh->Ns = fh->Nf; |
366 |
|
|
|
367 |
|
✗ |
for (i = 0; i < fh->Nf; i++) { |
368 |
|
✗ |
sh->Cs[i] = fh->C[i]; |
369 |
|
✗ |
sh->Td[i] = i > 0; |
370 |
|
✗ |
sh->Ta[i] = i > 0; |
371 |
|
|
} |
372 |
|
|
|
373 |
|
✗ |
sh->Ss = 0; |
374 |
|
✗ |
sh->Se = 63; |
375 |
|
✗ |
sh->Ah = 0; |
376 |
|
✗ |
sh->Al = 0; |
377 |
|
|
|
378 |
|
✗ |
sh->Ls = 6 + 2 * sh->Ns; |
379 |
|
|
|
380 |
|
|
|
381 |
|
✗ |
*vpic = (VAEncPictureParameterBufferJPEG) { |
382 |
|
✗ |
.reconstructed_picture = vaapi_pic->recon_surface, |
383 |
|
✗ |
.coded_buf = vaapi_pic->output_buffer, |
384 |
|
|
|
385 |
|
✗ |
.picture_width = fh->X, |
386 |
|
✗ |
.picture_height = fh->Y, |
387 |
|
|
|
388 |
|
|
.pic_flags.bits = { |
389 |
|
|
.profile = 0, |
390 |
|
|
.progressive = 0, |
391 |
|
|
.huffman = 1, |
392 |
|
|
.interleaved = 0, |
393 |
|
|
.differential = 0, |
394 |
|
|
}, |
395 |
|
|
|
396 |
|
✗ |
.sample_bit_depth = fh->P, |
397 |
|
|
.num_scan = 1, |
398 |
|
✗ |
.num_components = fh->Nf, |
399 |
|
|
|
400 |
|
|
// The driver modifies the provided quantisation tables according |
401 |
|
|
// to this quality value; the middle value of 50 makes that the |
402 |
|
|
// identity so that they are used unchanged. |
403 |
|
|
.quality = 50, |
404 |
|
|
}; |
405 |
|
|
|
406 |
|
✗ |
for (i = 0; i < fh->Nf; i++) { |
407 |
|
✗ |
vpic->component_id[i] = fh->C[i]; |
408 |
|
✗ |
vpic->quantiser_table_selector[i] = fh->Tq[i]; |
409 |
|
|
} |
410 |
|
|
|
411 |
|
✗ |
vaapi_pic->nb_slices = 1; |
412 |
|
|
|
413 |
|
✗ |
return 0; |
414 |
|
|
} |
415 |
|
|
|
416 |
|
✗ |
static int vaapi_encode_mjpeg_init_slice_params(AVCodecContext *avctx, |
417 |
|
|
FFHWBaseEncodePicture *base, |
418 |
|
|
VAAPIEncodeSlice *slice) |
419 |
|
|
{ |
420 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
421 |
|
✗ |
JPEGRawScanHeader *sh = &priv->scan.header; |
422 |
|
✗ |
VAEncSliceParameterBufferJPEG *vslice = slice->codec_slice_params; |
423 |
|
|
int i; |
424 |
|
|
|
425 |
|
✗ |
*vslice = (VAEncSliceParameterBufferJPEG) { |
426 |
|
|
.restart_interval = 0, |
427 |
|
✗ |
.num_components = sh->Ns, |
428 |
|
|
}; |
429 |
|
|
|
430 |
|
✗ |
for (i = 0; i < sh->Ns; i++) { |
431 |
|
✗ |
vslice->components[i].component_selector = sh->Cs[i]; |
432 |
|
✗ |
vslice->components[i].dc_table_selector = sh->Td[i]; |
433 |
|
✗ |
vslice->components[i].ac_table_selector = sh->Ta[i]; |
434 |
|
|
} |
435 |
|
|
|
436 |
|
✗ |
return 0; |
437 |
|
|
} |
438 |
|
|
|
439 |
|
✗ |
static av_cold int vaapi_encode_mjpeg_get_encoder_caps(AVCodecContext *avctx) |
440 |
|
|
{ |
441 |
|
✗ |
FFHWBaseEncodeContext *base_ctx = avctx->priv_data; |
442 |
|
|
const AVPixFmtDescriptor *desc; |
443 |
|
|
|
444 |
|
✗ |
desc = av_pix_fmt_desc_get(base_ctx->input_frames->sw_format); |
445 |
|
✗ |
av_assert0(desc); |
446 |
|
|
|
447 |
|
✗ |
base_ctx->surface_width = FFALIGN(avctx->width, 8 << desc->log2_chroma_w); |
448 |
|
✗ |
base_ctx->surface_height = FFALIGN(avctx->height, 8 << desc->log2_chroma_h); |
449 |
|
|
|
450 |
|
✗ |
return 0; |
451 |
|
|
} |
452 |
|
|
|
453 |
|
✗ |
static av_cold int vaapi_encode_mjpeg_configure(AVCodecContext *avctx) |
454 |
|
|
{ |
455 |
|
✗ |
VAAPIEncodeContext *ctx = avctx->priv_data; |
456 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
457 |
|
|
int err; |
458 |
|
|
|
459 |
|
✗ |
priv->quality = ctx->rc_quality; |
460 |
|
✗ |
if (priv->quality < 1 || priv->quality > 100) { |
461 |
|
✗ |
av_log(avctx, AV_LOG_ERROR, "Invalid quality value %d " |
462 |
|
|
"(must be 1-100).\n", priv->quality); |
463 |
|
✗ |
return AVERROR(EINVAL); |
464 |
|
|
} |
465 |
|
|
|
466 |
|
|
// Hack: the implementation calls the JPEG image header (which we |
467 |
|
|
// will use in the same way as a slice header) generic "raw data". |
468 |
|
|
// Therefore, if after the packed header capability check we have |
469 |
|
|
// PACKED_HEADER_RAW_DATA available, rewrite it as |
470 |
|
|
// PACKED_HEADER_SLICE so that the header-writing code can do the |
471 |
|
|
// right thing. |
472 |
|
✗ |
if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_RAW_DATA) { |
473 |
|
✗ |
ctx->va_packed_headers &= ~VA_ENC_PACKED_HEADER_RAW_DATA; |
474 |
|
✗ |
ctx->va_packed_headers |= VA_ENC_PACKED_HEADER_SLICE; |
475 |
|
|
} |
476 |
|
|
|
477 |
|
✗ |
err = ff_cbs_init(&priv->cbc, AV_CODEC_ID_MJPEG, avctx); |
478 |
|
✗ |
if (err < 0) |
479 |
|
✗ |
return err; |
480 |
|
|
|
481 |
|
✗ |
return 0; |
482 |
|
|
} |
483 |
|
|
|
484 |
|
|
static const VAAPIEncodeProfile vaapi_encode_mjpeg_profiles[] = { |
485 |
|
|
{ AV_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT, |
486 |
|
|
8, 1, 0, 0, VAProfileJPEGBaseline }, |
487 |
|
|
{ AV_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT, |
488 |
|
|
8, 3, 1, 1, VAProfileJPEGBaseline }, |
489 |
|
|
{ AV_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT, |
490 |
|
|
8, 3, 1, 0, VAProfileJPEGBaseline }, |
491 |
|
|
{ AV_PROFILE_MJPEG_HUFFMAN_BASELINE_DCT, |
492 |
|
|
8, 3, 0, 0, VAProfileJPEGBaseline }, |
493 |
|
|
{ AV_PROFILE_UNKNOWN } |
494 |
|
|
}; |
495 |
|
|
|
496 |
|
|
static const VAAPIEncodeType vaapi_encode_type_mjpeg = { |
497 |
|
|
.profiles = vaapi_encode_mjpeg_profiles, |
498 |
|
|
|
499 |
|
|
.flags = FF_HW_FLAG_CONSTANT_QUALITY_ONLY | |
500 |
|
|
FF_HW_FLAG_INTRA_ONLY, |
501 |
|
|
|
502 |
|
|
.get_encoder_caps = &vaapi_encode_mjpeg_get_encoder_caps, |
503 |
|
|
.configure = &vaapi_encode_mjpeg_configure, |
504 |
|
|
|
505 |
|
|
.default_quality = 80, |
506 |
|
|
|
507 |
|
|
.picture_params_size = sizeof(VAEncPictureParameterBufferJPEG), |
508 |
|
|
.init_picture_params = &vaapi_encode_mjpeg_init_picture_params, |
509 |
|
|
|
510 |
|
|
.slice_params_size = sizeof(VAEncSliceParameterBufferJPEG), |
511 |
|
|
.init_slice_params = &vaapi_encode_mjpeg_init_slice_params, |
512 |
|
|
|
513 |
|
|
.slice_header_type = VAEncPackedHeaderRawData, |
514 |
|
|
.write_slice_header = &vaapi_encode_mjpeg_write_image_header, |
515 |
|
|
|
516 |
|
|
.write_extra_buffer = &vaapi_encode_mjpeg_write_extra_buffer, |
517 |
|
|
}; |
518 |
|
|
|
519 |
|
✗ |
static av_cold int vaapi_encode_mjpeg_init(AVCodecContext *avctx) |
520 |
|
|
{ |
521 |
|
✗ |
VAAPIEncodeContext *ctx = avctx->priv_data; |
522 |
|
|
|
523 |
|
✗ |
ctx->codec = &vaapi_encode_type_mjpeg; |
524 |
|
|
|
525 |
|
|
// The JPEG image header - see note above. |
526 |
|
✗ |
ctx->desired_packed_headers = |
527 |
|
|
VA_ENC_PACKED_HEADER_RAW_DATA; |
528 |
|
|
|
529 |
|
✗ |
return ff_vaapi_encode_init(avctx); |
530 |
|
|
} |
531 |
|
|
|
532 |
|
✗ |
static av_cold int vaapi_encode_mjpeg_close(AVCodecContext *avctx) |
533 |
|
|
{ |
534 |
|
✗ |
VAAPIEncodeMJPEGContext *priv = avctx->priv_data; |
535 |
|
|
|
536 |
|
✗ |
ff_cbs_fragment_free(&priv->current_fragment); |
537 |
|
✗ |
ff_cbs_close(&priv->cbc); |
538 |
|
|
|
539 |
|
✗ |
return ff_vaapi_encode_close(avctx); |
540 |
|
|
} |
541 |
|
|
|
542 |
|
|
#define OFFSET(x) offsetof(VAAPIEncodeMJPEGContext, x) |
543 |
|
|
#define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM) |
544 |
|
|
static const AVOption vaapi_encode_mjpeg_options[] = { |
545 |
|
|
HW_BASE_ENCODE_COMMON_OPTIONS, |
546 |
|
|
VAAPI_ENCODE_COMMON_OPTIONS, |
547 |
|
|
|
548 |
|
|
{ "jfif", "Include JFIF header", |
549 |
|
|
OFFSET(jfif), AV_OPT_TYPE_BOOL, |
550 |
|
|
{ .i64 = 0 }, 0, 1, FLAGS }, |
551 |
|
|
{ "huffman", "Include huffman tables", |
552 |
|
|
OFFSET(huffman), AV_OPT_TYPE_BOOL, |
553 |
|
|
{ .i64 = 1 }, 0, 1, FLAGS }, |
554 |
|
|
|
555 |
|
|
{ NULL }, |
556 |
|
|
}; |
557 |
|
|
|
558 |
|
|
static const FFCodecDefault vaapi_encode_mjpeg_defaults[] = { |
559 |
|
|
{ "b", "0" }, |
560 |
|
|
{ NULL }, |
561 |
|
|
}; |
562 |
|
|
|
563 |
|
|
static const AVClass vaapi_encode_mjpeg_class = { |
564 |
|
|
.class_name = "mjpeg_vaapi", |
565 |
|
|
.item_name = av_default_item_name, |
566 |
|
|
.option = vaapi_encode_mjpeg_options, |
567 |
|
|
.version = LIBAVUTIL_VERSION_INT, |
568 |
|
|
}; |
569 |
|
|
|
570 |
|
|
const FFCodec ff_mjpeg_vaapi_encoder = { |
571 |
|
|
.p.name = "mjpeg_vaapi", |
572 |
|
|
CODEC_LONG_NAME("MJPEG (VAAPI)"), |
573 |
|
|
.p.type = AVMEDIA_TYPE_VIDEO, |
574 |
|
|
.p.id = AV_CODEC_ID_MJPEG, |
575 |
|
|
.priv_data_size = sizeof(VAAPIEncodeMJPEGContext), |
576 |
|
|
.init = &vaapi_encode_mjpeg_init, |
577 |
|
|
FF_CODEC_RECEIVE_PACKET_CB(&ff_vaapi_encode_receive_packet), |
578 |
|
|
.close = &vaapi_encode_mjpeg_close, |
579 |
|
|
.p.priv_class = &vaapi_encode_mjpeg_class, |
580 |
|
|
.p.capabilities = AV_CODEC_CAP_HARDWARE | AV_CODEC_CAP_DR1 | |
581 |
|
|
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE, |
582 |
|
|
.caps_internal = FF_CODEC_CAP_NOT_INIT_THREADSAFE | |
583 |
|
|
FF_CODEC_CAP_INIT_CLEANUP, |
584 |
|
|
.defaults = vaapi_encode_mjpeg_defaults, |
585 |
|
|
.p.pix_fmts = (const enum AVPixelFormat[]) { |
586 |
|
|
AV_PIX_FMT_VAAPI, |
587 |
|
|
AV_PIX_FMT_NONE, |
588 |
|
|
}, |
589 |
|
|
.color_ranges = AVCOL_RANGE_MPEG, /* FIXME: implement tagging */ |
590 |
|
|
.hw_configs = ff_vaapi_encode_hw_configs, |
591 |
|
|
.p.wrapper_name = "vaapi", |
592 |
|
|
}; |
593 |
|
|
|