int attribute_align_arg avcodec_encode_video2(AVCodecContext *avctx, AVPacket *avpkt, const AVFrame *frame, int *got_packet_ptr) { int ret; AVPacket user_pkt = *avpkt; *got_packet_ptr = 0; if (!(avctx->codec->capabilities & CODEC_CAP_DELAY) && !frame) { av_free_packet(avpkt); av_init_packet(avpkt); avpkt->size = 0; return 0; } if (av_image_check_size(avctx->width, avctx->height, 0, avctx)) return AVERROR(EINVAL); av_assert0(avctx->codec->encode2); ret = avctx->codec->encode2(avctx, avpkt, frame, got_packet_ptr); av_assert0(ret <= 0); if (avpkt->data && avpkt->data == avctx->internal->byte_buffer) { if (user_pkt.data) { if (user_pkt.size >= avpkt->size) { memcpy(user_pkt.data, avpkt->data, avpkt->size); } else { av_log(avctx, AV_LOG_ERROR, "Provided packet is too small, needs to be %d\n", avpkt->size); avpkt->size = user_pkt.size; ret = -1; } avpkt->data = user_pkt.data; avpkt->destruct = user_pkt.destruct; } else { if (av_dup_packet(avpkt) < 0) { ret = AVERROR(ENOMEM); } } } if (!ret) { if (!*got_packet_ptr) avpkt->size = 0; else if (!(avctx->codec->capabilities & CODEC_CAP_DELAY)) avpkt->pts = avpkt->dts = frame->pts; if (!user_pkt.data && avpkt->data && avpkt->destruct == av_destruct_packet) { uint8_t *new_data = av_realloc(avpkt->data, avpkt->size + FF_INPUT_BUFFER_PADDING_SIZE); if (new_data) avpkt->data = new_data; } avctx->frame_number++; } if (ret < 0 || !*got_packet_ptr) av_free_packet(avpkt); emms_c(); return ret; }