FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/huffyuvenc.c
Date: 2022-12-09 07:38:14
Exec Total Coverage
Lines: 335 545 61.5%
Functions: 13 14 92.9%
Branches: 175 367 47.7%

Line Branch Exec Source
1 /*
2 * Copyright (c) 2002-2014 Michael Niedermayer <michaelni@gmx.at>
3 *
4 * see https://multimedia.cx/huffyuv.txt for a description of
5 * the algorithm used
6 *
7 * This file is part of FFmpeg.
8 *
9 * FFmpeg is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * FFmpeg is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with FFmpeg; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 *
23 * yuva, gray, 4:4:4, 4:1:1, 4:1:0 and >8 bit per sample support sponsored by NOA
24 */
25
26 /**
27 * @file
28 * huffyuv encoder
29 */
30
31 #include "config_components.h"
32
33 #include "avcodec.h"
34 #include "bswapdsp.h"
35 #include "codec_internal.h"
36 #include "encode.h"
37 #include "huffyuv.h"
38 #include "huffman.h"
39 #include "huffyuvencdsp.h"
40 #include "lossless_videoencdsp.h"
41 #include "put_bits.h"
42 #include "libavutil/opt.h"
43 #include "libavutil/pixdesc.h"
44
45 typedef struct HYuvEncContext {
46 AVClass *class;
47 AVCodecContext *avctx;
48 PutBitContext pb;
49 Predictor predictor;
50 int interlaced;
51 int decorrelate;
52 int bitstream_bpp;
53 int version;
54 int bps;
55 int n; // 1<<bps
56 int vlc_n; // number of vlc codes (FFMIN(1<<bps, MAX_VLC_N))
57 int alpha;
58 int chroma;
59 int yuv;
60 int chroma_h_shift;
61 int chroma_v_shift;
62 int flags;
63 int context;
64 int picture_number;
65
66 uint8_t *temp[3];
67 uint16_t *temp16[3]; ///< identical to temp but 16bit type
68 uint64_t stats[4][MAX_VLC_N];
69 uint8_t len[4][MAX_VLC_N];
70 uint32_t bits[4][MAX_VLC_N];
71 BswapDSPContext bdsp;
72 HuffYUVEncDSPContext hencdsp;
73 LLVidEncDSPContext llvidencdsp;
74 int non_determ; // non-deterministic, multi-threaded encoder allowed
75 } HYuvEncContext;
76
77 134100 static inline void diff_bytes(HYuvEncContext *s, uint8_t *dst,
78 const uint8_t *src0, const uint8_t *src1, int w)
79 {
80
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134100 times.
134100 if (s->bps <= 8) {
81 s->llvidencdsp.diff_bytes(dst, src0, src1, w);
82 } else {
83 134100 s->hencdsp.diff_int16((uint16_t *)dst, (const uint16_t *)src0, (const uint16_t *)src1, s->n - 1, w);
84 }
85 134100 }
86
87 718400 static inline int sub_left_prediction(HYuvEncContext *s, uint8_t *dst,
88 const uint8_t *src, int w, int left)
89 {
90 int i;
91 718400 int min_width = FFMIN(w, 32);
92
93
2/2
✓ Branch 0 taken 359200 times.
✓ Branch 1 taken 359200 times.
718400 if (s->bps <= 8) {
94
2/2
✓ Branch 0 taken 11417900 times.
✓ Branch 1 taken 359200 times.
11777100 for (i = 0; i < min_width; i++) { /* scalar loop before dsp call */
95 11417900 const int temp = src[i];
96 11417900 dst[i] = temp - left;
97 11417900 left = temp;
98 }
99
2/2
✓ Branch 0 taken 5100 times.
✓ Branch 1 taken 354100 times.
359200 if (w < 32)
100 5100 return left;
101 354100 s->llvidencdsp.diff_bytes(dst + 32, src + 32, src + 31, w - 32);
102 354100 return src[w-1];
103 } else {
104 359200 const uint16_t *src16 = (const uint16_t *)src;
105 359200 uint16_t *dst16 = ( uint16_t *)dst;
106
2/2
✓ Branch 0 taken 11417900 times.
✓ Branch 1 taken 359200 times.
11777100 for (i = 0; i < min_width; i++) { /* scalar loop before dsp call */
107 11417900 const int temp = src16[i];
108 11417900 dst16[i] = temp - left;
109 11417900 left = temp;
110 }
111
2/2
✓ Branch 0 taken 5100 times.
✓ Branch 1 taken 354100 times.
359200 if (w < 32)
112 5100 return left;
113 354100 s->hencdsp.diff_int16(dst16 + 32, src16 + 32, src16 + 31, s->n - 1, w - 32);
114 354100 return src16[w-1];
115 }
116 }
117
118 44900 static inline void sub_left_prediction_bgr32(HYuvEncContext *s, uint8_t *dst,
119 const uint8_t *src, int w,
120 int *red, int *green, int *blue,
121 int *alpha)
122 {
123 int i;
124 int r, g, b, a;
125 44900 int min_width = FFMIN(w, 8);
126 44900 r = *red;
127 44900 g = *green;
128 44900 b = *blue;
129 44900 a = *alpha;
130
131
2/2
✓ Branch 0 taken 359200 times.
✓ Branch 1 taken 44900 times.
404100 for (i = 0; i < min_width; i++) {
132 359200 const int rt = src[i * 4 + R];
133 359200 const int gt = src[i * 4 + G];
134 359200 const int bt = src[i * 4 + B];
135 359200 const int at = src[i * 4 + A];
136 359200 dst[i * 4 + R] = rt - r;
137 359200 dst[i * 4 + G] = gt - g;
138 359200 dst[i * 4 + B] = bt - b;
139 359200 dst[i * 4 + A] = at - a;
140 359200 r = rt;
141 359200 g = gt;
142 359200 b = bt;
143 359200 a = at;
144 }
145
146 44900 s->llvidencdsp.diff_bytes(dst + 32, src + 32, src + 32 - 4, w * 4 - 32);
147
148 44900 *red = src[(w - 1) * 4 + R];
149 44900 *green = src[(w - 1) * 4 + G];
150 44900 *blue = src[(w - 1) * 4 + B];
151 44900 *alpha = src[(w - 1) * 4 + A];
152 44900 }
153
154 44900 static inline void sub_left_prediction_rgb24(HYuvEncContext *s, uint8_t *dst,
155 const uint8_t *src, int w,
156 int *red, int *green, int *blue)
157 {
158 int i;
159 int r, g, b;
160 44900 r = *red;
161 44900 g = *green;
162 44900 b = *blue;
163
2/2
✓ Branch 0 taken 718400 times.
✓ Branch 1 taken 44900 times.
763300 for (i = 0; i < FFMIN(w, 16); i++) {
164 718400 const int rt = src[i * 3 + 0];
165 718400 const int gt = src[i * 3 + 1];
166 718400 const int bt = src[i * 3 + 2];
167 718400 dst[i * 3 + 0] = rt - r;
168 718400 dst[i * 3 + 1] = gt - g;
169 718400 dst[i * 3 + 2] = bt - b;
170 718400 r = rt;
171 718400 g = gt;
172 718400 b = bt;
173 }
174
175 44900 s->llvidencdsp.diff_bytes(dst + 48, src + 48, src + 48 - 3, w * 3 - 48);
176
177 44900 *red = src[(w - 1) * 3 + 0];
178 44900 *green = src[(w - 1) * 3 + 1];
179 44900 *blue = src[(w - 1) * 3 + 2];
180 44900 }
181
182 static void sub_median_prediction(HYuvEncContext *s, uint8_t *dst,
183 const uint8_t *src1, const uint8_t *src2,
184 int w, int *left, int *left_top)
185 {
186 if (s->bps <= 8) {
187 s->llvidencdsp.sub_median_pred(dst, src1, src2, w , left, left_top);
188 } else {
189 s->hencdsp.sub_hfyu_median_pred_int16((uint16_t *)dst, (const uint16_t *)src1, (const uint16_t *)src2, s->n - 1, w , left, left_top);
190 }
191 }
192
193 96 static int store_table(HYuvEncContext *s, const uint8_t *len, uint8_t *buf)
194 {
195 int i;
196 96 int index = 0;
197 96 int n = s->vlc_n;
198
199
2/2
✓ Branch 0 taken 3876 times.
✓ Branch 1 taken 96 times.
3972 for (i = 0; i < n;) {
200 3876 int val = len[i];
201 3876 int repeat = 0;
202
203
6/6
✓ Branch 0 taken 277188 times.
✓ Branch 1 taken 96 times.
✓ Branch 2 taken 274140 times.
✓ Branch 3 taken 3048 times.
✓ Branch 4 taken 273408 times.
✓ Branch 5 taken 732 times.
277284 for (; i < n && len[i] == val && repeat < 255; i++)
204 273408 repeat++;
205
206
4/8
✓ Branch 0 taken 3876 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 3876 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 3876 times.
✗ Branch 5 not taken.
✗ Branch 6 not taken.
✓ Branch 7 taken 3876 times.
3876 av_assert0(val < 32 && val >0 && repeat < 256 && repeat>0);
207
2/2
✓ Branch 0 taken 2244 times.
✓ Branch 1 taken 1632 times.
3876 if (repeat > 7) {
208 2244 buf[index++] = val;
209 2244 buf[index++] = repeat;
210 } else {
211 1632 buf[index++] = val | (repeat << 5);
212 }
213 }
214
215 96 return index;
216 }
217
218 32 static int store_huffman_tables(HYuvEncContext *s, uint8_t *buf)
219 {
220 int i, ret;
221 32 int size = 0;
222 32 int count = 3;
223
224
2/2
✓ Branch 0 taken 16 times.
✓ Branch 1 taken 16 times.
32 if (s->version > 2)
225 16 count = 1 + s->alpha + 2*s->chroma;
226
227
2/2
✓ Branch 0 taken 96 times.
✓ Branch 1 taken 32 times.
128 for (i = 0; i < count; i++) {
228
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 96 times.
96 if ((ret = ff_huff_gen_len_table(s->len[i], s->stats[i], s->vlc_n, 0)) < 0)
229 return ret;
230
231
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 96 times.
96 if (ff_huffyuv_generate_bits_table(s->bits[i], s->len[i], s->vlc_n) < 0) {
232 return -1;
233 }
234
235 96 size += store_table(s, s->len[i], buf + size);
236 }
237 32 return size;
238 }
239
240 32 static av_cold int encode_init(AVCodecContext *avctx)
241 {
242 32 HYuvEncContext *s = avctx->priv_data;
243 int i, j;
244 int ret;
245 const AVPixFmtDescriptor *desc;
246
247 32 s->avctx = avctx;
248 32 s->flags = avctx->flags;
249
250 32 ff_bswapdsp_init(&s->bdsp);
251 32 ff_huffyuvencdsp_init(&s->hencdsp, avctx->pix_fmt);
252 32 ff_llvidencdsp_init(&s->llvidencdsp);
253
254 32 avctx->extradata = av_mallocz(3*MAX_N + 4);
255
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (!avctx->extradata)
256 return AVERROR(ENOMEM);
257
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (s->flags&AV_CODEC_FLAG_PASS1) {
258 #define STATS_OUT_SIZE 21*MAX_N*3 + 4
259 avctx->stats_out = av_mallocz(STATS_OUT_SIZE); // 21*256*3(%llu ) + 3(\n) + 1(0) = 16132
260 if (!avctx->stats_out)
261 return AVERROR(ENOMEM);
262 }
263 32 s->version = 2;
264
265 32 desc = av_pix_fmt_desc_get(avctx->pix_fmt);
266 32 s->bps = desc->comp[0].depth;
267
3/4
✓ Branch 0 taken 24 times.
✓ Branch 1 taken 8 times.
✓ Branch 2 taken 24 times.
✗ Branch 3 not taken.
32 s->yuv = !(desc->flags & AV_PIX_FMT_FLAG_RGB) && desc->nb_components >= 2;
268 32 s->chroma = desc->nb_components > 2;
269 32 s->alpha = !!(desc->flags & AV_PIX_FMT_FLAG_ALPHA);
270 32 s->chroma_h_shift = desc->log2_chroma_w;
271 32 s->chroma_v_shift = desc->log2_chroma_h;
272
273
4/5
✓ Branch 0 taken 8 times.
✓ Branch 1 taken 16 times.
✓ Branch 2 taken 4 times.
✓ Branch 3 taken 4 times.
✗ Branch 4 not taken.
32 switch (avctx->pix_fmt) {
274 8 case AV_PIX_FMT_YUV420P:
275 case AV_PIX_FMT_YUV422P:
276
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 8 times.
8 if (avctx->width & 1) {
277 av_log(avctx, AV_LOG_ERROR, "Width must be even for this colorspace.\n");
278 return AVERROR(EINVAL);
279 }
280
2/2
✓ Branch 0 taken 4 times.
✓ Branch 1 taken 4 times.
8 s->bitstream_bpp = avctx->pix_fmt == AV_PIX_FMT_YUV420P ? 12 : 16;
281 8 break;
282 16 case AV_PIX_FMT_YUV444P:
283 case AV_PIX_FMT_YUV410P:
284 case AV_PIX_FMT_YUV411P:
285 case AV_PIX_FMT_YUV440P:
286 case AV_PIX_FMT_GBRP:
287 case AV_PIX_FMT_GBRP9:
288 case AV_PIX_FMT_GBRP10:
289 case AV_PIX_FMT_GBRP12:
290 case AV_PIX_FMT_GBRP14:
291 case AV_PIX_FMT_GBRP16:
292 case AV_PIX_FMT_GRAY8:
293 case AV_PIX_FMT_GRAY16:
294 case AV_PIX_FMT_YUVA444P:
295 case AV_PIX_FMT_YUVA420P:
296 case AV_PIX_FMT_YUVA422P:
297 case AV_PIX_FMT_GBRAP:
298 case AV_PIX_FMT_YUV420P9:
299 case AV_PIX_FMT_YUV420P10:
300 case AV_PIX_FMT_YUV420P12:
301 case AV_PIX_FMT_YUV420P14:
302 case AV_PIX_FMT_YUV420P16:
303 case AV_PIX_FMT_YUV422P9:
304 case AV_PIX_FMT_YUV422P10:
305 case AV_PIX_FMT_YUV422P12:
306 case AV_PIX_FMT_YUV422P14:
307 case AV_PIX_FMT_YUV422P16:
308 case AV_PIX_FMT_YUV444P9:
309 case AV_PIX_FMT_YUV444P10:
310 case AV_PIX_FMT_YUV444P12:
311 case AV_PIX_FMT_YUV444P14:
312 case AV_PIX_FMT_YUV444P16:
313 case AV_PIX_FMT_YUVA420P9:
314 case AV_PIX_FMT_YUVA420P10:
315 case AV_PIX_FMT_YUVA420P16:
316 case AV_PIX_FMT_YUVA422P9:
317 case AV_PIX_FMT_YUVA422P10:
318 case AV_PIX_FMT_YUVA422P16:
319 case AV_PIX_FMT_YUVA444P9:
320 case AV_PIX_FMT_YUVA444P10:
321 case AV_PIX_FMT_YUVA444P16:
322 16 s->version = 3;
323 16 break;
324 4 case AV_PIX_FMT_RGB32:
325 4 s->bitstream_bpp = 32;
326 4 break;
327 4 case AV_PIX_FMT_RGB24:
328 4 s->bitstream_bpp = 24;
329 4 break;
330 default:
331 av_log(avctx, AV_LOG_ERROR, "format not supported\n");
332 return AVERROR(EINVAL);
333 }
334 32 s->n = 1<<s->bps;
335 32 s->vlc_n = FFMIN(s->n, MAX_VLC_N);
336
337 32 avctx->bits_per_coded_sample = s->bitstream_bpp;
338
4/6
✓ Branch 0 taken 8 times.
✓ Branch 1 taken 24 times.
✓ Branch 2 taken 8 times.
✗ Branch 3 not taken.
✓ Branch 4 taken 8 times.
✗ Branch 5 not taken.
32 s->decorrelate = s->bitstream_bpp >= 24 && !s->yuv && !(desc->flags & AV_PIX_FMT_FLAG_PLANAR);
339 32 s->interlaced = avctx->flags & AV_CODEC_FLAG_INTERLACED_ME ? 1 : 0;
340
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (s->context) {
341 if (s->flags & (AV_CODEC_FLAG_PASS1 | AV_CODEC_FLAG_PASS2)) {
342 av_log(avctx, AV_LOG_ERROR,
343 "context=1 is not compatible with "
344 "2 pass huffyuv encoding\n");
345 return AVERROR(EINVAL);
346 }
347 }
348
349
2/2
✓ Branch 0 taken 12 times.
✓ Branch 1 taken 20 times.
32 if (avctx->codec->id == AV_CODEC_ID_HUFFYUV) {
350
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 12 times.
12 if (s->interlaced != ( avctx->height > 288 ))
351 av_log(avctx, AV_LOG_INFO,
352 "using huffyuv 2.2.0 or newer interlacing flag\n");
353 }
354
355
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
32 if (s->version > 3 && avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
356 av_log(avctx, AV_LOG_ERROR, "Ver > 3 is under development, files encoded with it may not be decodable with future versions!!!\n"
357 "Use vstrict=-2 / -strict -2 to use it anyway.\n");
358 return AVERROR(EINVAL);
359 }
360
361
3/6
✓ Branch 0 taken 8 times.
✓ Branch 1 taken 24 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 8 times.
✗ Branch 4 not taken.
✗ Branch 5 not taken.
32 if (s->bitstream_bpp >= 24 && s->predictor == MEDIAN && s->version <= 2) {
362 av_log(avctx, AV_LOG_ERROR,
363 "Error: RGB is incompatible with median predictor\n");
364 return AVERROR(EINVAL);
365 }
366
367 32 avctx->extradata[0] = s->predictor | (s->decorrelate << 6);
368
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 avctx->extradata[2] = s->interlaced ? 0x10 : 0x20;
369
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (s->context)
370 avctx->extradata[2] |= 0x40;
371
2/2
✓ Branch 0 taken 16 times.
✓ Branch 1 taken 16 times.
32 if (s->version < 3) {
372 16 avctx->extradata[1] = s->bitstream_bpp;
373 16 avctx->extradata[3] = 0;
374 } else {
375 16 avctx->extradata[1] = ((s->bps-1)<<4) | s->chroma_h_shift | (s->chroma_v_shift<<2);
376
1/2
✓ Branch 0 taken 16 times.
✗ Branch 1 not taken.
16 if (s->chroma)
377
1/2
✓ Branch 0 taken 16 times.
✗ Branch 1 not taken.
16 avctx->extradata[2] |= s->yuv ? 1 : 2;
378
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 16 times.
16 if (s->alpha)
379 avctx->extradata[2] |= 4;
380 16 avctx->extradata[3] = 1;
381 }
382 32 avctx->extradata_size = 4;
383
384
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (avctx->stats_in) {
385 char *p = avctx->stats_in;
386
387 for (i = 0; i < 4; i++)
388 for (j = 0; j < s->vlc_n; j++)
389 s->stats[i][j] = 1;
390
391 for (;;) {
392 for (i = 0; i < 4; i++) {
393 char *next;
394
395 for (j = 0; j < s->vlc_n; j++) {
396 s->stats[i][j] += strtol(p, &next, 0);
397 if (next == p) return -1;
398 p = next;
399 }
400 }
401 if (p[0] == 0 || p[1] == 0 || p[2] == 0) break;
402 }
403 } else {
404
2/2
✓ Branch 0 taken 128 times.
✓ Branch 1 taken 32 times.
160 for (i = 0; i < 4; i++)
405
2/2
✓ Branch 0 taken 364544 times.
✓ Branch 1 taken 128 times.
364672 for (j = 0; j < s->vlc_n; j++) {
406 364544 int d = FFMIN(j, s->vlc_n - j);
407
408 364544 s->stats[i][j] = 100000000 / (d*d + 1);
409 }
410 }
411
412 32 ret = store_huffman_tables(s, avctx->extradata + avctx->extradata_size);
413
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (ret < 0)
414 return ret;
415 32 avctx->extradata_size += ret;
416
417
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (s->context) {
418 for (i = 0; i < 4; i++) {
419 int pels = avctx->width * avctx->height / (i ? 40 : 10);
420 for (j = 0; j < s->vlc_n; j++) {
421 int d = FFMIN(j, s->vlc_n - j);
422 s->stats[i][j] = pels/(d*d + 1);
423 }
424 }
425 } else {
426
2/2
✓ Branch 0 taken 128 times.
✓ Branch 1 taken 32 times.
160 for (i = 0; i < 4; i++)
427
2/2
✓ Branch 0 taken 364544 times.
✓ Branch 1 taken 128 times.
364672 for (j = 0; j < s->vlc_n; j++)
428 364544 s->stats[i][j]= 0;
429 }
430
431 32 ret = ff_huffyuv_alloc_temp(s->temp, s->temp16, avctx->width);
432
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 32 times.
32 if (ret < 0)
433 return ret;
434
435 32 s->picture_number=0;
436
437 32 return 0;
438 }
439 67350 static int encode_422_bitstream(HYuvEncContext *s, int offset, int count)
440 {
441 int i;
442 67350 const uint8_t *y = s->temp[0] + offset;
443 67350 const uint8_t *u = s->temp[1] + offset / 2;
444 67350 const uint8_t *v = s->temp[2] + offset / 2;
445
446
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 67350 times.
67350 if (put_bytes_left(&s->pb, 0) < 2 * 4 * count) {
447 av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
448 return -1;
449 }
450
451 #define LOAD4\
452 int y0 = y[2 * i];\
453 int y1 = y[2 * i + 1];\
454 int u0 = u[i];\
455 int v0 = v[i];
456
457 67350 count /= 2;
458
459
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 67350 times.
67350 if (s->flags & AV_CODEC_FLAG_PASS1) {
460 for(i = 0; i < count; i++) {
461 LOAD4;
462 s->stats[0][y0]++;
463 s->stats[1][u0]++;
464 s->stats[0][y1]++;
465 s->stats[2][v0]++;
466 }
467 }
468
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 67350 times.
67350 if (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)
469 return 0;
470
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 67350 times.
67350 if (s->context) {
471 for (i = 0; i < count; i++) {
472 LOAD4;
473 s->stats[0][y0]++;
474 put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]);
475 s->stats[1][u0]++;
476 put_bits(&s->pb, s->len[1][u0], s->bits[1][u0]);
477 s->stats[0][y1]++;
478 put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]);
479 s->stats[2][v0]++;
480 put_bits(&s->pb, s->len[2][v0], s->bits[2][v0]);
481 }
482 } else {
483
2/2
✓ Branch 0 taken 11447750 times.
✓ Branch 1 taken 67350 times.
11515100 for(i = 0; i < count; i++) {
484 11447750 LOAD4;
485 11447750 put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]);
486 11447750 put_bits(&s->pb, s->len[1][u0], s->bits[1][u0]);
487 11447750 put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]);
488 11447750 put_bits(&s->pb, s->len[2][v0], s->bits[2][v0]);
489 }
490 }
491 67350 return 0;
492 }
493
494 493900 static int encode_plane_bitstream(HYuvEncContext *s, int width, int plane)
495 {
496 493900 int i, count = width/2;
497
498
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 493900 times.
493900 if (put_bytes_left(&s->pb, 0) < count * s->bps / 2) {
499 av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
500 return -1;
501 }
502
503 #define LOADEND\
504 int y0 = s->temp[0][width-1];
505 #define LOADEND_14\
506 int y0 = s->temp16[0][width-1] & mask;
507 #define LOADEND_16\
508 int y0 = s->temp16[0][width-1];
509 #define STATEND\
510 s->stats[plane][y0]++;
511 #define STATEND_16\
512 s->stats[plane][y0>>2]++;
513 #define WRITEEND\
514 put_bits(&s->pb, s->len[plane][y0], s->bits[plane][y0]);
515 #define WRITEEND_16\
516 put_bits(&s->pb, s->len[plane][y0>>2], s->bits[plane][y0>>2]);\
517 put_bits(&s->pb, 2, y0&3);
518
519 #define LOAD2\
520 int y0 = s->temp[0][2 * i];\
521 int y1 = s->temp[0][2 * i + 1];
522 #define LOAD2_14\
523 int y0 = s->temp16[0][2 * i] & mask;\
524 int y1 = s->temp16[0][2 * i + 1] & mask;
525 #define LOAD2_16\
526 int y0 = s->temp16[0][2 * i];\
527 int y1 = s->temp16[0][2 * i + 1];
528 #define STAT2\
529 s->stats[plane][y0]++;\
530 s->stats[plane][y1]++;
531 #define STAT2_16\
532 s->stats[plane][y0>>2]++;\
533 s->stats[plane][y1>>2]++;
534 #define WRITE2\
535 put_bits(&s->pb, s->len[plane][y0], s->bits[plane][y0]);\
536 put_bits(&s->pb, s->len[plane][y1], s->bits[plane][y1]);
537 #define WRITE2_16\
538 put_bits(&s->pb, s->len[plane][y0>>2], s->bits[plane][y0>>2]);\
539 put_bits(&s->pb, 2, y0&3);\
540 put_bits(&s->pb, s->len[plane][y1>>2], s->bits[plane][y1>>2]);\
541 put_bits(&s->pb, 2, y1&3);
542
543
2/2
✓ Branch 0 taken 134700 times.
✓ Branch 1 taken 359200 times.
493900 if (s->bps <= 8) {
544
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->flags & AV_CODEC_FLAG_PASS1) {
545 for (i = 0; i < count; i++) {
546 LOAD2;
547 STAT2;
548 }
549 if (width&1) {
550 LOADEND;
551 STATEND;
552 }
553 }
554
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)
555 return 0;
556
557
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->context) {
558 for (i = 0; i < count; i++) {
559 LOAD2;
560 STAT2;
561 WRITE2;
562 }
563 if (width&1) {
564 LOADEND;
565 STATEND;
566 WRITEEND;
567 }
568 } else {
569
2/2
✓ Branch 0 taken 22896300 times.
✓ Branch 1 taken 134700 times.
23031000 for (i = 0; i < count; i++) {
570 22896300 LOAD2;
571 22896300 WRITE2;
572 }
573
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (width&1) {
574 LOADEND;
575 WRITEEND;
576 }
577 }
578
2/2
✓ Branch 0 taken 224500 times.
✓ Branch 1 taken 134700 times.
359200 } else if (s->bps <= 14) {
579 224500 int mask = s->n - 1;
580
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 224500 times.
224500 if (s->flags & AV_CODEC_FLAG_PASS1) {
581 for (i = 0; i < count; i++) {
582 LOAD2_14;
583 STAT2;
584 }
585 if (width&1) {
586 LOADEND_14;
587 STATEND;
588 }
589 }
590
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 224500 times.
224500 if (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)
591 return 0;
592
593
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 224500 times.
224500 if (s->context) {
594 for (i = 0; i < count; i++) {
595 LOAD2_14;
596 STAT2;
597 WRITE2;
598 }
599 if (width&1) {
600 LOADEND_14;
601 STATEND;
602 WRITEEND;
603 }
604 } else {
605
2/2
✓ Branch 0 taken 26709800 times.
✓ Branch 1 taken 224500 times.
26934300 for (i = 0; i < count; i++) {
606 26709800 LOAD2_14;
607 26709800 WRITE2;
608 }
609
2/2
✓ Branch 0 taken 5100 times.
✓ Branch 1 taken 219400 times.
224500 if (width&1) {
610 5100 LOADEND_14;
611 5100 WRITEEND;
612 }
613 }
614 } else {
615
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->flags & AV_CODEC_FLAG_PASS1) {
616 for (i = 0; i < count; i++) {
617 LOAD2_16;
618 STAT2_16;
619 }
620 if (width&1) {
621 LOADEND_16;
622 STATEND_16;
623 }
624 }
625
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)
626 return 0;
627
628
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (s->context) {
629 for (i = 0; i < count; i++) {
630 LOAD2_16;
631 STAT2_16;
632 WRITE2_16;
633 }
634 if (width&1) {
635 LOADEND_16;
636 STATEND_16;
637 WRITEEND_16;
638 }
639 } else {
640
2/2
✓ Branch 0 taken 22896300 times.
✓ Branch 1 taken 134700 times.
23031000 for (i = 0; i < count; i++) {
641 22896300 LOAD2_16;
642 22896300 WRITE2_16;
643 }
644
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 134700 times.
134700 if (width&1) {
645 LOADEND_16;
646 WRITEEND_16;
647 }
648 }
649 }
650 #undef LOAD2
651 #undef STAT2
652 #undef WRITE2
653 493900 return 0;
654 }
655
656 22450 static int encode_gray_bitstream(HYuvEncContext *s, int count)
657 {
658 int i;
659
660
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 22450 times.
22450 if (put_bytes_left(&s->pb, 0) < 4 * count) {
661 av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
662 return -1;
663 }
664
665 #define LOAD2\
666 int y0 = s->temp[0][2 * i];\
667 int y1 = s->temp[0][2 * i + 1];
668 #define STAT2\
669 s->stats[0][y0]++;\
670 s->stats[0][y1]++;
671 #define WRITE2\
672 put_bits(&s->pb, s->len[0][y0], s->bits[0][y0]);\
673 put_bits(&s->pb, s->len[0][y1], s->bits[0][y1]);
674
675 22450 count /= 2;
676
677
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 22450 times.
22450 if (s->flags & AV_CODEC_FLAG_PASS1) {
678 for (i = 0; i < count; i++) {
679 LOAD2;
680 STAT2;
681 }
682 }
683
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 22450 times.
22450 if (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)
684 return 0;
685
686
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 22450 times.
22450 if (s->context) {
687 for (i = 0; i < count; i++) {
688 LOAD2;
689 STAT2;
690 WRITE2;
691 }
692 } else {
693
2/2
✓ Branch 0 taken 3816050 times.
✓ Branch 1 taken 22450 times.
3838500 for (i = 0; i < count; i++) {
694 3816050 LOAD2;
695 3816050 WRITE2;
696 }
697 }
698 22450 return 0;
699 }
700
701 89800 static inline int encode_bgra_bitstream(HYuvEncContext *s, int count, int planes)
702 {
703 int i;
704
705
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 89800 times.
89800 if (put_bytes_left(&s->pb, 0) < 4 * planes * count) {
706 av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
707 return -1;
708 }
709
710 #define LOAD_GBRA \
711 int g = s->temp[0][planes == 3 ? 3 * i + 1 : 4 * i + G]; \
712 int b =(s->temp[0][planes == 3 ? 3 * i + 2 : 4 * i + B] - g) & 0xFF;\
713 int r =(s->temp[0][planes == 3 ? 3 * i + 0 : 4 * i + R] - g) & 0xFF;\
714 int a = s->temp[0][planes * i + A];
715
716 #define STAT_BGRA \
717 s->stats[0][b]++; \
718 s->stats[1][g]++; \
719 s->stats[2][r]++; \
720 if (planes == 4) \
721 s->stats[2][a]++;
722
723 #define WRITE_GBRA \
724 put_bits(&s->pb, s->len[1][g], s->bits[1][g]); \
725 put_bits(&s->pb, s->len[0][b], s->bits[0][b]); \
726 put_bits(&s->pb, s->len[2][r], s->bits[2][r]); \
727 if (planes == 4) \
728 put_bits(&s->pb, s->len[2][a], s->bits[2][a]);
729
730
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 89800 times.
89800 if ((s->flags & AV_CODEC_FLAG_PASS1) &&
731 (s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)) {
732 for (i = 0; i < count; i++) {
733 LOAD_GBRA;
734 STAT_BGRA;
735 }
736
2/4
✓ Branch 0 taken 89800 times.
✗ Branch 1 not taken.
✗ Branch 2 not taken.
✓ Branch 3 taken 89800 times.
89800 } else if (s->context || (s->flags & AV_CODEC_FLAG_PASS1)) {
737 for (i = 0; i < count; i++) {
738 LOAD_GBRA;
739 STAT_BGRA;
740 WRITE_GBRA;
741 }
742 } else {
743
2/2
✓ Branch 0 taken 30528000 times.
✓ Branch 1 taken 89800 times.
30617800 for (i = 0; i < count; i++) {
744
6/6
✓ Branch 0 taken 15264000 times.
✓ Branch 1 taken 15264000 times.
✓ Branch 2 taken 15264000 times.
✓ Branch 3 taken 15264000 times.
✓ Branch 4 taken 15264000 times.
✓ Branch 5 taken 15264000 times.
30528000 LOAD_GBRA;
745
2/2
✓ Branch 3 taken 15264000 times.
✓ Branch 4 taken 15264000 times.
30528000 WRITE_GBRA;
746 }
747 }
748 89800 return 0;
749 }
750
751 1600 static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
752 const AVFrame *pict, int *got_packet)
753 {
754 1600 HYuvEncContext *s = avctx->priv_data;
755 1600 const int width = avctx->width;
756 1600 const int width2 = avctx->width >> 1;
757 1600 const int height = avctx->height;
758
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
1600 const int fake_ystride = s->interlaced ? pict->linesize[0]*2 : pict->linesize[0];
759
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
1600 const int fake_ustride = s->interlaced ? pict->linesize[1]*2 : pict->linesize[1];
760
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
1600 const int fake_vstride = s->interlaced ? pict->linesize[2]*2 : pict->linesize[2];
761 1600 const AVFrame * const p = pict;
762 1600 int i, j, size = 0, ret;
763
764
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1600 times.
1600 if ((ret = ff_alloc_packet(avctx, pkt, width * height * 3 * 4 + AV_INPUT_BUFFER_MIN_SIZE)) < 0)
765 return ret;
766
767
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
1600 if (s->context) {
768 size = store_huffman_tables(s, pkt->data);
769 if (size < 0)
770 return size;
771
772 for (i = 0; i < 4; i++)
773 for (j = 0; j < s->vlc_n; j++)
774 s->stats[i][j] >>= 1;
775 }
776
777 1600 init_put_bits(&s->pb, pkt->data + size, pkt->size - size);
778
779
2/2
✓ Branch 0 taken 1400 times.
✓ Branch 1 taken 200 times.
1600 if (avctx->pix_fmt == AV_PIX_FMT_YUV422P ||
780
2/2
✓ Branch 0 taken 200 times.
✓ Branch 1 taken 1200 times.
1800 avctx->pix_fmt == AV_PIX_FMT_YUV420P) {
781 int lefty, leftu, leftv, y, cy;
782
783 400 put_bits(&s->pb, 8, leftv = p->data[2][0]);
784 400 put_bits(&s->pb, 8, lefty = p->data[0][1]);
785 400 put_bits(&s->pb, 8, leftu = p->data[1][0]);
786 400 put_bits(&s->pb, 8, p->data[0][0]);
787
788 400 lefty = sub_left_prediction(s, s->temp[0], p->data[0], width , 0);
789 400 leftu = sub_left_prediction(s, s->temp[1], p->data[1], width2, 0);
790 400 leftv = sub_left_prediction(s, s->temp[2], p->data[2], width2, 0);
791
792 400 encode_422_bitstream(s, 2, width-2);
793
794
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 400 times.
400 if (s->predictor==MEDIAN) {
795 int lefttopy, lefttopu, lefttopv;
796 cy = y = 1;
797 if (s->interlaced) {
798 lefty = sub_left_prediction(s, s->temp[0], p->data[0] + p->linesize[0], width , lefty);
799 leftu = sub_left_prediction(s, s->temp[1], p->data[1] + p->linesize[1], width2, leftu);
800 leftv = sub_left_prediction(s, s->temp[2], p->data[2] + p->linesize[2], width2, leftv);
801
802 encode_422_bitstream(s, 0, width);
803 y++; cy++;
804 }
805
806 lefty = sub_left_prediction(s, s->temp[0], p->data[0] + fake_ystride, 4, lefty);
807 leftu = sub_left_prediction(s, s->temp[1], p->data[1] + fake_ustride, 2, leftu);
808 leftv = sub_left_prediction(s, s->temp[2], p->data[2] + fake_vstride, 2, leftv);
809
810 encode_422_bitstream(s, 0, 4);
811
812 lefttopy = p->data[0][3];
813 lefttopu = p->data[1][1];
814 lefttopv = p->data[2][1];
815 s->llvidencdsp.sub_median_pred(s->temp[0], p->data[0] + 4, p->data[0] + fake_ystride + 4, width - 4, &lefty, &lefttopy);
816 s->llvidencdsp.sub_median_pred(s->temp[1], p->data[1] + 2, p->data[1] + fake_ustride + 2, width2 - 2, &leftu, &lefttopu);
817 s->llvidencdsp.sub_median_pred(s->temp[2], p->data[2] + 2, p->data[2] + fake_vstride + 2, width2 - 2, &leftv, &lefttopv);
818 encode_422_bitstream(s, 0, width - 4);
819 y++; cy++;
820
821 for (; y < height; y++,cy++) {
822 const uint8_t *ydst, *udst, *vdst;
823
824 if (s->bitstream_bpp == 12) {
825 while (2 * cy > y) {
826 ydst = p->data[0] + p->linesize[0] * y;
827 s->llvidencdsp.sub_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy);
828 encode_gray_bitstream(s, width);
829 y++;
830 }
831 if (y >= height) break;
832 }
833 ydst = p->data[0] + p->linesize[0] * y;
834 udst = p->data[1] + p->linesize[1] * cy;
835 vdst = p->data[2] + p->linesize[2] * cy;
836
837 s->llvidencdsp.sub_median_pred(s->temp[0], ydst - fake_ystride, ydst, width, &lefty, &lefttopy);
838 s->llvidencdsp.sub_median_pred(s->temp[1], udst - fake_ustride, udst, width2, &leftu, &lefttopu);
839 s->llvidencdsp.sub_median_pred(s->temp[2], vdst - fake_vstride, vdst, width2, &leftv, &lefttopv);
840
841 encode_422_bitstream(s, 0, width);
842 }
843 } else {
844
2/2
✓ Branch 0 taken 67150 times.
✓ Branch 1 taken 200 times.
67350 for (cy = y = 1; y < height; y++, cy++) {
845 const uint8_t *ydst, *udst, *vdst;
846
847 /* encode a luma only line & y++ */
848
2/2
✓ Branch 0 taken 22450 times.
✓ Branch 1 taken 44700 times.
67150 if (s->bitstream_bpp == 12) {
849 22450 ydst = p->data[0] + p->linesize[0] * y;
850
851
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 22450 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
22450 if (s->predictor == PLANE && s->interlaced < y) {
852 s->llvidencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
853
854 lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty);
855 } else {
856 22450 lefty = sub_left_prediction(s, s->temp[0], ydst, width , lefty);
857 }
858 22450 encode_gray_bitstream(s, width);
859 22450 y++;
860
2/2
✓ Branch 0 taken 200 times.
✓ Branch 1 taken 22250 times.
22450 if (y >= height) break;
861 }
862
863 66950 ydst = p->data[0] + p->linesize[0] * y;
864 66950 udst = p->data[1] + p->linesize[1] * cy;
865 66950 vdst = p->data[2] + p->linesize[2] * cy;
866
867
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 66950 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
66950 if (s->predictor == PLANE && s->interlaced < cy) {
868 s->llvidencdsp.diff_bytes(s->temp[1], ydst, ydst - fake_ystride, width);
869 s->llvidencdsp.diff_bytes(s->temp[2], udst, udst - fake_ustride, width2);
870 s->llvidencdsp.diff_bytes(s->temp[2] + width2, vdst, vdst - fake_vstride, width2);
871
872 lefty = sub_left_prediction(s, s->temp[0], s->temp[1], width , lefty);
873 leftu = sub_left_prediction(s, s->temp[1], s->temp[2], width2, leftu);
874 leftv = sub_left_prediction(s, s->temp[2], s->temp[2] + width2, width2, leftv);
875 } else {
876 66950 lefty = sub_left_prediction(s, s->temp[0], ydst, width , lefty);
877 66950 leftu = sub_left_prediction(s, s->temp[1], udst, width2, leftu);
878 66950 leftv = sub_left_prediction(s, s->temp[2], vdst, width2, leftv);
879 }
880
881 66950 encode_422_bitstream(s, 0, width);
882 }
883 }
884
2/2
✓ Branch 0 taken 200 times.
✓ Branch 1 taken 1000 times.
1200 } else if(avctx->pix_fmt == AV_PIX_FMT_RGB32) {
885 200 const uint8_t *data = p->data[0] + (height - 1) * p->linesize[0];
886 200 const int stride = -p->linesize[0];
887 200 const int fake_stride = -fake_ystride;
888 int leftr, leftg, leftb, lefta;
889
890 200 put_bits(&s->pb, 8, lefta = data[A]);
891 200 put_bits(&s->pb, 8, leftr = data[R]);
892 200 put_bits(&s->pb, 8, leftg = data[G]);
893 200 put_bits(&s->pb, 8, leftb = data[B]);
894
895 200 sub_left_prediction_bgr32(s, s->temp[0], data + 4, width - 1,
896 &leftr, &leftg, &leftb, &lefta);
897 200 encode_bgra_bitstream(s, width - 1, 4);
898
899
2/2
✓ Branch 0 taken 44700 times.
✓ Branch 1 taken 200 times.
44900 for (int y = 1; y < height; y++) {
900 44700 const uint8_t *dst = data + y*stride;
901
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 44700 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
44700 if (s->predictor == PLANE && s->interlaced < y) {
902 s->llvidencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride, width * 4);
903 sub_left_prediction_bgr32(s, s->temp[0], s->temp[1], width,
904 &leftr, &leftg, &leftb, &lefta);
905 } else {
906 44700 sub_left_prediction_bgr32(s, s->temp[0], dst, width,
907 &leftr, &leftg, &leftb, &lefta);
908 }
909 44700 encode_bgra_bitstream(s, width, 4);
910 }
911
2/2
✓ Branch 0 taken 200 times.
✓ Branch 1 taken 800 times.
1000 } else if (avctx->pix_fmt == AV_PIX_FMT_RGB24) {
912 200 const uint8_t *data = p->data[0] + (height - 1) * p->linesize[0];
913 200 const int stride = -p->linesize[0];
914 200 const int fake_stride = -fake_ystride;
915 int leftr, leftg, leftb;
916
917 200 put_bits(&s->pb, 8, leftr = data[0]);
918 200 put_bits(&s->pb, 8, leftg = data[1]);
919 200 put_bits(&s->pb, 8, leftb = data[2]);
920 200 put_bits(&s->pb, 8, 0);
921
922 200 sub_left_prediction_rgb24(s, s->temp[0], data + 3, width - 1,
923 &leftr, &leftg, &leftb);
924 200 encode_bgra_bitstream(s, width-1, 3);
925
926
2/2
✓ Branch 0 taken 44700 times.
✓ Branch 1 taken 200 times.
44900 for (int y = 1; y < height; y++) {
927 44700 const uint8_t *dst = data + y * stride;
928
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 44700 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
44700 if (s->predictor == PLANE && s->interlaced < y) {
929 s->llvidencdsp.diff_bytes(s->temp[1], dst, dst - fake_stride,
930 width * 3);
931 sub_left_prediction_rgb24(s, s->temp[0], s->temp[1], width,
932 &leftr, &leftg, &leftb);
933 } else {
934 44700 sub_left_prediction_rgb24(s, s->temp[0], dst, width,
935 &leftr, &leftg, &leftb);
936 }
937 44700 encode_bgra_bitstream(s, width, 3);
938 }
939
1/2
✓ Branch 0 taken 800 times.
✗ Branch 1 not taken.
800 } else if (s->version > 2) {
940 int plane;
941
2/2
✓ Branch 0 taken 2400 times.
✓ Branch 1 taken 800 times.
3200 for (plane = 0; plane < 1 + 2*s->chroma + s->alpha; plane++) {
942 int left, y;
943 2400 int w = width;
944 2400 int h = height;
945 2400 int fake_stride = fake_ystride;
946
947
5/6
✓ Branch 0 taken 2400 times.
✗ Branch 1 not taken.
✓ Branch 2 taken 1600 times.
✓ Branch 3 taken 800 times.
✓ Branch 4 taken 800 times.
✓ Branch 5 taken 800 times.
2400 if (s->chroma && (plane == 1 || plane == 2)) {
948 1600 w >>= s->chroma_h_shift;
949 1600 h >>= s->chroma_v_shift;
950
2/2
✓ Branch 0 taken 800 times.
✓ Branch 1 taken 800 times.
1600 fake_stride = plane == 1 ? fake_ustride : fake_vstride;
951 }
952
953 2400 left = sub_left_prediction(s, s->temp[0], p->data[plane], w , 0);
954
955 2400 encode_plane_bitstream(s, w, plane);
956
957
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 2400 times.
2400 if (s->predictor==MEDIAN) {
958 int lefttop;
959 y = 1;
960 if (s->interlaced) {
961 left = sub_left_prediction(s, s->temp[0], p->data[plane] + p->linesize[plane], w , left);
962
963 encode_plane_bitstream(s, w, plane);
964 y++;
965 }
966
967 lefttop = p->data[plane][0];
968
969 for (; y < h; y++) {
970 const uint8_t *dst = p->data[plane] + p->linesize[plane] * y;
971
972 sub_median_prediction(s, s->temp[0], dst - fake_stride, dst, w , &left, &lefttop);
973
974 encode_plane_bitstream(s, w, plane);
975 }
976 } else {
977
2/2
✓ Branch 0 taken 491500 times.
✓ Branch 1 taken 2400 times.
493900 for (y = 1; y < h; y++) {
978 491500 const uint8_t *dst = p->data[plane] + p->linesize[plane] * y;
979
980
3/4
✓ Branch 0 taken 134100 times.
✓ Branch 1 taken 357400 times.
✓ Branch 2 taken 134100 times.
✗ Branch 3 not taken.
491500 if (s->predictor == PLANE && s->interlaced < y) {
981 134100 diff_bytes(s, s->temp[1], dst, dst - fake_stride, w);
982
983 134100 left = sub_left_prediction(s, s->temp[0], s->temp[1], w , left);
984 } else {
985 357400 left = sub_left_prediction(s, s->temp[0], dst, w , left);
986 }
987
988 491500 encode_plane_bitstream(s, w, plane);
989 }
990 }
991 }
992 } else {
993 av_log(avctx, AV_LOG_ERROR, "Format not supported!\n");
994 }
995 1600 emms_c();
996
997 1600 size += (put_bits_count(&s->pb) + 31) / 8;
998 1600 put_bits(&s->pb, 16, 0);
999 1600 put_bits(&s->pb, 15, 0);
1000 1600 size /= 4;
1001
1002
1/4
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
1600 if ((s->flags & AV_CODEC_FLAG_PASS1) && (s->picture_number & 31) == 0) {
1003 int j;
1004 char *p = avctx->stats_out;
1005 char *end = p + STATS_OUT_SIZE;
1006 for (i = 0; i < 4; i++) {
1007 for (j = 0; j < s->vlc_n; j++) {
1008 snprintf(p, end-p, "%"PRIu64" ", s->stats[i][j]);
1009 p += strlen(p);
1010 s->stats[i][j]= 0;
1011 }
1012 snprintf(p, end-p, "\n");
1013 p++;
1014 if (end <= p)
1015 return AVERROR(ENOMEM);
1016 }
1017
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1600 times.
1600 } else if (avctx->stats_out)
1018 avctx->stats_out[0] = '\0';
1019
1/2
✓ Branch 0 taken 1600 times.
✗ Branch 1 not taken.
1600 if (!(s->avctx->flags2 & AV_CODEC_FLAG2_NO_OUTPUT)) {
1020 1600 flush_put_bits(&s->pb);
1021 1600 s->bdsp.bswap_buf((uint32_t *) pkt->data, (uint32_t *) pkt->data, size);
1022 }
1023
1024 1600 s->picture_number++;
1025
1026 1600 pkt->size = size * 4;
1027 1600 *got_packet = 1;
1028
1029 1600 return 0;
1030 }
1031
1032 32 static av_cold int encode_end(AVCodecContext *avctx)
1033 {
1034 32 HYuvEncContext *s = avctx->priv_data;
1035
1036 32 ff_huffyuv_common_end(s->temp, s->temp16);
1037
1038 32 av_freep(&avctx->stats_out);
1039
1040 32 return 0;
1041 }
1042
1043 #define OFFSET(x) offsetof(HYuvEncContext, x)
1044 #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
1045
1046 #define COMMON_OPTIONS \
1047 { "non_deterministic", "Allow multithreading for e.g. context=1 at the expense of determinism", \
1048 OFFSET(non_determ), AV_OPT_TYPE_BOOL, { .i64 = 0 }, \
1049 0, 1, VE }, \
1050 { "pred", "Prediction method", OFFSET(predictor), AV_OPT_TYPE_INT, { .i64 = LEFT }, LEFT, MEDIAN, VE, "pred" }, \
1051 { "left", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = LEFT }, INT_MIN, INT_MAX, VE, "pred" }, \
1052 { "plane", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = PLANE }, INT_MIN, INT_MAX, VE, "pred" }, \
1053 { "median", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MEDIAN }, INT_MIN, INT_MAX, VE, "pred" }, \
1054
1055 static const AVOption normal_options[] = {
1056 COMMON_OPTIONS
1057 { NULL },
1058 };
1059
1060 static const AVOption ff_options[] = {
1061 COMMON_OPTIONS
1062 { "context", "Set per-frame huffman tables", OFFSET(context), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE },
1063 { NULL },
1064 };
1065
1066 static const AVClass normal_class = {
1067 .class_name = "huffyuv",
1068 .item_name = av_default_item_name,
1069 .option = normal_options,
1070 .version = LIBAVUTIL_VERSION_INT,
1071 };
1072
1073 static const AVClass ff_class = {
1074 .class_name = "ffvhuff",
1075 .item_name = av_default_item_name,
1076 .option = ff_options,
1077 .version = LIBAVUTIL_VERSION_INT,
1078 };
1079
1080 const FFCodec ff_huffyuv_encoder = {
1081 .p.name = "huffyuv",
1082 CODEC_LONG_NAME("Huffyuv / HuffYUV"),
1083 .p.type = AVMEDIA_TYPE_VIDEO,
1084 .p.id = AV_CODEC_ID_HUFFYUV,
1085 .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS,
1086 .priv_data_size = sizeof(HYuvEncContext),
1087 .init = encode_init,
1088 FF_CODEC_ENCODE_CB(encode_frame),
1089 .close = encode_end,
1090 .p.priv_class = &normal_class,
1091 .p.pix_fmts = (const enum AVPixelFormat[]){
1092 AV_PIX_FMT_YUV422P, AV_PIX_FMT_RGB24,
1093 AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE
1094 },
1095 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
1096 };
1097
1098 #if CONFIG_FFVHUFF_ENCODER
1099 const FFCodec ff_ffvhuff_encoder = {
1100 .p.name = "ffvhuff",
1101 CODEC_LONG_NAME("Huffyuv FFmpeg variant"),
1102 .p.type = AVMEDIA_TYPE_VIDEO,
1103 .p.id = AV_CODEC_ID_FFVHUFF,
1104 .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_FRAME_THREADS,
1105 .priv_data_size = sizeof(HYuvEncContext),
1106 .init = encode_init,
1107 FF_CODEC_ENCODE_CB(encode_frame),
1108 .close = encode_end,
1109 .p.priv_class = &ff_class,
1110 .p.pix_fmts = (const enum AVPixelFormat[]){
1111 AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV411P,
1112 AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV440P,
1113 AV_PIX_FMT_GBRP,
1114 AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
1115 AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY16,
1116 AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P,
1117 AV_PIX_FMT_GBRAP,
1118 AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV420P16,
1119 AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV422P16,
1120 AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV444P16,
1121 AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16,
1122 AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P16,
1123 AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P16,
1124 AV_PIX_FMT_RGB24,
1125 AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE
1126 },
1127 .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
1128 };
1129 #endif
1130