85 static int gif_get_delay(GIFContext *gif, AVPacket *prev, AVPacket *new)  in gif_get_delay()  argument
88         gif->duration = av_clip_uint16(new->pts - prev->pts);  in gif_get_delay()
89     else if (!new && gif->last_delay >= 0)  in gif_get_delay()
90         gif->duration = gif->last_delay;  in gif_get_delay()
92     return gif->duration;  in gif_get_delay()
97     GIFContext *gif = s->priv_data;  in gif_write_packet()  local
99     AVPacket *pkt = gif->prev_pkt;  in gif_write_packet()
101     if (!gif->prev_pkt) {  in gif_write_packet()
102         gif->prev_pkt = av_packet_alloc();  in gif_write_packet()
103         if (!gif->prev_pkt)  in gif_write_packet()
105         return av_packet_ref(gif->prev_pkt, new_pkt);  in gif_write_packet()
108     gif->last_pos = avio_tell(pb);  in gif_write_packet()
110         gif->have_end = pkt->data[pkt->size - 1] == GIF_TRAILER;  in gif_write_packet()
112     if (!gif->last_pos) {  in gif_write_packet()
134         if (gif->loop >= 0) {  in gif_write_packet()
141             avio_wl16(pb, (uint16_t)gif->loop);  in gif_write_packet()
148             avio_wl16(pb, gif_get_delay(gif, pkt, new_pkt));  in gif_write_packet()
158             avio_wl16(pb, gif_get_delay(gif, pkt, new_pkt));  in gif_write_packet()
165     av_packet_unref(gif->prev_pkt);  in gif_write_packet()
167         return av_packet_ref(gif->prev_pkt, new_pkt);  in gif_write_packet()
174     GIFContext *gif = s->priv_data;  in gif_write_trailer()  local
177     if (!gif->prev_pkt)  in gif_write_trailer()
182     if (!gif->have_end)  in gif_write_trailer()
184     av_packet_free(&gif->prev_pkt);  in gif_write_trailer()