1 /*
2 * Copyright (c) 2012 Stefano Sabatini
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 #include "libavutil/pixfmt.h"
22 #include "libavutil/opt.h"
23 #include "avfilter.h"
24 #include "internal.h"
25 #include "video.h"
26
27 enum SetFieldMode {
28 MODE_AUTO = -1,
29 MODE_BFF,
30 MODE_TFF,
31 MODE_PROG,
32 };
33
34 typedef struct SetParamsContext {
35 const AVClass *class;
36 int field_mode;
37 int color_range;
38 int color_primaries;
39 int color_trc;
40 int colorspace;
41 } SetParamsContext;
42
43 #define OFFSET(x) offsetof(SetParamsContext, x)
44 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
45
46 static const AVOption setparams_options[] = {
47 {"field_mode", "select interlace mode", OFFSET(field_mode), AV_OPT_TYPE_INT, {.i64=MODE_AUTO}, -1, MODE_PROG, FLAGS, "mode"},
48 {"auto", "keep the same input field", 0, AV_OPT_TYPE_CONST, {.i64=MODE_AUTO}, INT_MIN, INT_MAX, FLAGS, "mode"},
49 {"bff", "mark as bottom-field-first", 0, AV_OPT_TYPE_CONST, {.i64=MODE_BFF}, INT_MIN, INT_MAX, FLAGS, "mode"},
50 {"tff", "mark as top-field-first", 0, AV_OPT_TYPE_CONST, {.i64=MODE_TFF}, INT_MIN, INT_MAX, FLAGS, "mode"},
51 {"prog", "mark as progressive", 0, AV_OPT_TYPE_CONST, {.i64=MODE_PROG}, INT_MIN, INT_MAX, FLAGS, "mode"},
52
53 {"range", "select color range", OFFSET(color_range), AV_OPT_TYPE_INT, {.i64=-1},-1, AVCOL_RANGE_NB-1, FLAGS, "range"},
54 {"auto", "keep the same color range", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, FLAGS, "range"},
55 {"unspecified", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED}, 0, 0, FLAGS, "range"},
56 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED}, 0, 0, FLAGS, "range"},
57 {"limited", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
58 {"tv", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
59 {"mpeg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
60 {"full", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
61 {"pc", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
62 {"jpeg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
63
64 {"color_primaries", "select color primaries", OFFSET(color_primaries), AV_OPT_TYPE_INT, {.i64=-1}, -1, AVCOL_PRI_NB-1, FLAGS, "color_primaries"},
65 {"auto", "keep the same color primaries", 0, AV_OPT_TYPE_CONST, {.i64=-1}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
66 {"bt709", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_BT709}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
67 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_UNSPECIFIED}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
68 {"bt470m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_BT470M}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
69 {"bt470bg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_BT470BG}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
70 {"smpte170m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_SMPTE170M}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
71 {"smpte240m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_SMPTE240M}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
72 {"film", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_FILM}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
73 {"bt2020", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_BT2020}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
74 {"smpte428", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_SMPTE428}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
75 {"smpte431", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_SMPTE431}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
76 {"smpte432", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_SMPTE432}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
77 {"jedec-p22", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_JEDEC_P22}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
78 {"ebu3213", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_PRI_EBU3213}, INT_MIN, INT_MAX, FLAGS, "color_primaries"},
79
80 {"color_trc", "select color transfer", OFFSET(color_trc), AV_OPT_TYPE_INT, {.i64=-1}, -1, AVCOL_TRC_NB-1, FLAGS, "color_trc"},
81 {"auto", "keep the same color transfer", 0, AV_OPT_TYPE_CONST, {.i64=-1}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
82 {"bt709", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_BT709}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
83 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_UNSPECIFIED}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
84 {"bt470m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_GAMMA22}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
85 {"bt470bg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_GAMMA28}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
86 {"smpte170m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_SMPTE170M}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
87 {"smpte240m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_SMPTE240M}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
88 {"linear", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_LINEAR}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
89 {"log100", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_LOG}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
90 {"log316", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_LOG_SQRT}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
91 {"iec61966-2-4", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_IEC61966_2_4}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
92 {"bt1361e", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_BT1361_ECG}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
93 {"iec61966-2-1", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_IEC61966_2_1}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
94 {"bt2020-10", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_BT2020_10}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
95 {"bt2020-12", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_BT2020_12}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
96 {"smpte2084", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_SMPTE2084}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
97 {"smpte428", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_SMPTE428}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
98 {"arib-std-b67", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_TRC_ARIB_STD_B67}, INT_MIN, INT_MAX, FLAGS, "color_trc"},
99
100 {"colorspace", "select colorspace", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64=-1}, -1, AVCOL_SPC_NB-1, FLAGS, "colorspace"},
101 {"auto", "keep the same colorspace", 0, AV_OPT_TYPE_CONST, {.i64=-1}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
102 {"gbr", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_RGB}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
103 {"bt709", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT709}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
104 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_UNSPECIFIED}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
105 {"fcc", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_FCC}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
106 {"bt470bg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT470BG}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
107 {"smpte170m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_SMPTE170M}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
108 {"smpte240m", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_SMPTE240M}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
109 {"ycgco", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_YCGCO}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
110 {"bt2020nc", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT2020_NCL}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
111 {"bt2020c", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_BT2020_CL}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
112 {"smpte2085", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_SMPTE2085}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
113 {"chroma-derived-nc", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_CHROMA_DERIVED_NCL},INT_MIN, INT_MAX, FLAGS, "colorspace"},
114 {"chroma-derived-c", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_CHROMA_DERIVED_CL}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
115 {"ictcp", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_SPC_ICTCP}, INT_MIN, INT_MAX, FLAGS, "colorspace"},
116 {NULL}
117 };
118
119 AVFILTER_DEFINE_CLASS(setparams);
120
filter_frame(AVFilterLink * inlink,AVFrame * frame)121 static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
122 {
123 AVFilterContext *ctx = inlink->dst;
124 SetParamsContext *s = ctx->priv;
125
126 /* set field */
127 if (s->field_mode == MODE_PROG) {
128 frame->interlaced_frame = 0;
129 } else if (s->field_mode != MODE_AUTO) {
130 frame->interlaced_frame = 1;
131 frame->top_field_first = s->field_mode;
132 }
133
134 /* set range */
135 if (s->color_range >= 0)
136 frame->color_range = s->color_range;
137
138 /* set color prim, trc, space */
139 if (s->color_primaries >= 0)
140 frame->color_primaries = s->color_primaries;
141 if (s->color_trc >= 0)
142 frame->color_trc = s->color_trc;
143 if (s->colorspace >= 0)
144 frame->colorspace = s->colorspace;
145 return ff_filter_frame(ctx->outputs[0], frame);
146 }
147
148 static const AVFilterPad inputs[] = {
149 {
150 .name = "default",
151 .type = AVMEDIA_TYPE_VIDEO,
152 .filter_frame = filter_frame,
153 },
154 { NULL }
155 };
156
157 static const AVFilterPad outputs[] = {
158 {
159 .name = "default",
160 .type = AVMEDIA_TYPE_VIDEO,
161 },
162 { NULL }
163 };
164
165 AVFilter ff_vf_setparams = {
166 .name = "setparams",
167 .description = NULL_IF_CONFIG_SMALL("Force field, or color property for the output video frame."),
168 .priv_size = sizeof(SetParamsContext),
169 .priv_class = &setparams_class,
170 .inputs = inputs,
171 .outputs = outputs,
172 };
173
174 #if CONFIG_SETRANGE_FILTER
175
176 static const AVOption setrange_options[] = {
177 {"range", "select color range", OFFSET(color_range), AV_OPT_TYPE_INT, {.i64=-1},-1, AVCOL_RANGE_NB-1, FLAGS, "range"},
178 {"auto", "keep the same color range", 0, AV_OPT_TYPE_CONST, {.i64=-1}, 0, 0, FLAGS, "range"},
179 {"unspecified", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED}, 0, 0, FLAGS, "range"},
180 {"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED}, 0, 0, FLAGS, "range"},
181 {"limited", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
182 {"tv", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
183 {"mpeg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG}, 0, 0, FLAGS, "range"},
184 {"full", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
185 {"pc", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
186 {"jpeg", NULL, 0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG}, 0, 0, FLAGS, "range"},
187 {NULL}
188 };
189
190 AVFILTER_DEFINE_CLASS(setrange);
191
init_setrange(AVFilterContext * ctx)192 static av_cold int init_setrange(AVFilterContext *ctx)
193 {
194 SetParamsContext *s = ctx->priv;
195
196 s->field_mode = MODE_AUTO;/* set field mode to auto */
197 s->color_primaries = -1;
198 s->color_trc = -1;
199 s->colorspace = -1;
200 return 0;
201 }
202
203 AVFilter ff_vf_setrange = {
204 .name = "setrange",
205 .description = NULL_IF_CONFIG_SMALL("Force color range for the output video frame."),
206 .priv_size = sizeof(SetParamsContext),
207 .init = init_setrange,
208 .priv_class = &setrange_class,
209 .inputs = inputs,
210 .outputs = outputs,
211 };
212 #endif /* CONFIG_SETRANGE_FILTER */
213
214 #if CONFIG_SETFIELD_FILTER
215 static const AVOption setfield_options[] = {
216 {"mode", "select interlace mode", OFFSET(field_mode), AV_OPT_TYPE_INT, {.i64=MODE_AUTO}, -1, MODE_PROG, FLAGS, "mode"},
217 {"auto", "keep the same input field", 0, AV_OPT_TYPE_CONST, {.i64=MODE_AUTO}, INT_MIN, INT_MAX, FLAGS, "mode"},
218 {"bff", "mark as bottom-field-first", 0, AV_OPT_TYPE_CONST, {.i64=MODE_BFF}, INT_MIN, INT_MAX, FLAGS, "mode"},
219 {"tff", "mark as top-field-first", 0, AV_OPT_TYPE_CONST, {.i64=MODE_TFF}, INT_MIN, INT_MAX, FLAGS, "mode"},
220 {"prog", "mark as progressive", 0, AV_OPT_TYPE_CONST, {.i64=MODE_PROG}, INT_MIN, INT_MAX, FLAGS, "mode"},
221 {NULL}
222 };
223
224 AVFILTER_DEFINE_CLASS(setfield);
225
init_setfield(AVFilterContext * ctx)226 static av_cold int init_setfield(AVFilterContext *ctx)
227 {
228 SetParamsContext *s = ctx->priv;
229
230 s->color_range = -1;/* set range mode to auto */
231 s->color_primaries = -1;
232 s->color_trc = -1;
233 s->colorspace = -1;
234 return 0;
235 }
236
237 AVFilter ff_vf_setfield = {
238 .name = "setfield",
239 .description = NULL_IF_CONFIG_SMALL("Force field for the output video frame."),
240 .priv_size = sizeof(SetParamsContext),
241 .init = init_setfield,
242 .priv_class = &setfield_class,
243 .inputs = inputs,
244 .outputs = outputs,
245 };
246 #endif /* CONFIG_SETFIELD_FILTER */
247