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hub / github.com/FFmpeg/FFmpeg / ff_mpeg_update_thread_context

Function ff_mpeg_update_thread_context

libavcodec/mpegvideo_dec.c:119–164  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

117}
118
119int ff_mpeg_update_thread_context(AVCodecContext *dst,
120 const AVCodecContext *src)
121{
122 MpegEncContext *const s1 = src->priv_data;
123 MpegEncContext *const s = dst->priv_data;
124 int ret = 0;
125
126 if (dst == src)
127 return 0;
128
129 av_assert0(s != s1);
130
131 if (s->height != s1->height || s->width != s1->width || s->context_reinit) {
132 s->height = s1->height;
133 s->width = s1->width;
134 if ((ret = ff_mpv_common_frame_size_change(s)) < 0)
135 return ret;
136 ret = 1;
137 }
138
139 s->quarter_sample = s1->quarter_sample;
140
141 ff_mpv_replace_picture(&s->cur_pic, &s1->cur_pic);
142 ff_mpv_replace_picture(&s->last_pic, &s1->last_pic);
143 ff_mpv_replace_picture(&s->next_pic, &s1->next_pic);
144
145 s->linesize = s1->linesize;
146 s->uvlinesize = s1->uvlinesize;
147
148 // Error/bug resilience
149 s->workaround_bugs = s1->workaround_bugs;
150
151 // MPEG-4 timing info
152 memcpy(&s->last_time_base, &s1->last_time_base,
153 (char *) &s1->pb_field_time + sizeof(s1->pb_field_time) -
154 (char *) &s1->last_time_base);
155
156 // B-frame info
157 s->low_delay = s1->low_delay;
158
159 // MPEG-2/interlacing info
160 memcpy(&s->progressive_sequence, &s1->progressive_sequence,
161 (char *) &s1->first_field + sizeof(s1->first_field) - (char *) &s1->progressive_sequence);
162
163 return ret;
164}
165
166av_cold int ff_mpv_decode_close(AVCodecContext *avctx)
167{

Calls 2

ff_mpv_replace_pictureFunction · 0.85

Tested by

no test coverage detected