93     SmackerContext *smk = s->priv_data;  in smacker_read_header()  local
106     smk->frames = avio_rl32(pb);  in smacker_read_header()
115         smk->frames++;  in smacker_read_header()
116     if (smk->frames > 0xFFFFFF) {  in smacker_read_header()
117         av_log(s, AV_LOG_ERROR, "Too many frames: %"PRIu32"\n", smk->frames);  in smacker_read_header()
134     smk->videoindex = st->index;  in smacker_read_header()
143     st->duration = smk->frames;  in smacker_read_header()
168         smk->indexes[i] = -1;  in smacker_read_header()
176             smk->indexes[i] = ast->index;  in smacker_read_header()
202                 smk->duration_size[i] = 4;  in smacker_read_header()
211     st->priv_data  = av_malloc_array(smk->frames, sizeof(*smk->frm_size) +  in smacker_read_header()
212                                                   sizeof(*smk->frm_flags));  in smacker_read_header()
215     smk->frm_size  = st->priv_data;  in smacker_read_header()
216     smk->frm_flags = (void*)(smk->frm_size + smk->frames);  in smacker_read_header()
219     for (i = 0; i < smk->frames; i++) {  in smacker_read_header()
220         smk->frm_size[i] = avio_rl32(pb);  in smacker_read_header()
222     if ((ret = ffio_read_size(pb, smk->frm_flags, smk->frames)) < 0 ||  in smacker_read_header()
234     SmackerContext *smk = s->priv_data;  in smacker_read_packet()  local
238     if (avio_feof(s->pb) || smk->cur_frame >= smk->frames)  in smacker_read_packet()
242     if (!smk->next_audio_index) {  in smacker_read_packet()
243         smk->frame_size = smk->frm_size[smk->cur_frame] & (~3);  in smacker_read_packet()
244         smk->next_frame_pos = avio_tell(s->pb) + smk->frame_size;  in smacker_read_packet()
245         flags = smk->frm_flags[smk->cur_frame];  in smacker_read_packet()
246         smk->flags = flags >> 1;  in smacker_read_packet()
250             uint8_t *pal = smk->pal;  in smacker_read_packet()
256             if (size > smk->frame_size) {  in smacker_read_packet()
260             smk->frame_size -= size--;  in smacker_read_packet()
294             smk->new_palette = 1;  in smacker_read_packet()
298     for (int i = smk->next_audio_index; i < 7; i++) {  in smacker_read_packet()
299         if (smk->flags & (1 << i)) {  in smacker_read_packet()
303             if ((int)size < 4 + smk->duration_size[i] || size > smk->frame_size) {  in smacker_read_packet()
308             smk->frame_size -= size;  in smacker_read_packet()
311             if (smk->indexes[i] < 0 ||  in smacker_read_packet()
312                 s->streams[smk->indexes[i]]->discard >= AVDISCARD_ALL) {  in smacker_read_packet()
313                 smk->aud_pts[i] += smk->duration_size[i] ? avio_rl32(s->pb)  in smacker_read_packet()
315                 avio_skip(s->pb, size - smk->duration_size[i]);  in smacker_read_packet()
322             pkt->stream_index = smk->indexes[i];  in smacker_read_packet()
323             pkt->pts          = smk->aud_pts[i];  in smacker_read_packet()
324             pkt->duration     = smk->duration_size[i] ? AV_RL32(pkt->data)  in smacker_read_packet()
326             smk->aud_pts[i]  += pkt->duration;  in smacker_read_packet()
327             smk->next_audio_index = i + 1;  in smacker_read_packet()
332     if (s->streams[smk->videoindex]->discard >= AVDISCARD_ALL) {  in smacker_read_packet()
336     if (smk->frame_size >= INT_MAX/2) {  in smacker_read_packet()
340     if ((ret = av_new_packet(pkt, smk->frame_size + 769)) < 0)  in smacker_read_packet()
342     flags = smk->new_palette;  in smacker_read_packet()
343     if (smk->frm_size[smk->cur_frame] & 1)  in smacker_read_packet()
346     memcpy(pkt->data + 1, smk->pal, 768);  in smacker_read_packet()
347     ret = ffio_read_size(s->pb, pkt->data + 769, smk->frame_size);  in smacker_read_packet()
350     pkt->stream_index = smk->videoindex;  in smacker_read_packet()
351     pkt->pts          = smk->cur_frame;  in smacker_read_packet()
352     smk->next_audio_index = 0;  in smacker_read_packet()
353     smk->new_palette = 0;  in smacker_read_packet()
354     smk->cur_frame++;  in smacker_read_packet()
358     avio_seek(s->pb, smk->next_frame_pos, SEEK_SET);  in smacker_read_packet()
359     smk->next_audio_index = 0;  in smacker_read_packet()
360     smk->cur_frame++;  in smacker_read_packet()
367     SmackerContext *smk = s->priv_data;  in smacker_read_seek()  local
380     smk->cur_frame = 0;  in smacker_read_seek()
381     smk->next_audio_index = 0;  in smacker_read_seek()
382     smk->new_palette = 0;  in smacker_read_seek()
383     memset(smk->pal, 0, sizeof(smk->pal));  in smacker_read_seek()
384     memset(smk->aud_pts, 0, sizeof(smk->aud_pts));  in smacker_read_seek()