static av_cold int zerocodec_decode_init(AVCodecContext *avctx) { ZeroCodecContext *zc = avctx->priv_data; z_stream *zstream = &zc->zstream; int zret; avctx->pix_fmt = PIX_FMT_UYVY422; avctx->bits_per_raw_sample = 8; zc->size = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height); zstream->zalloc = Z_NULL; zstream->zfree = Z_NULL; zstream->opaque = Z_NULL; zret = inflateInit(zstream); if (zret != Z_OK) { av_log(avctx, AV_LOG_ERROR, "Could not initialize inflate: %d\n", zret); return AVERROR(ENOMEM); } avctx->coded_frame = avcodec_alloc_frame(); if (!avctx->coded_frame) { av_log(avctx, AV_LOG_ERROR, "Could not allocate frame buffer.\n"); zerocodec_decode_close(avctx); return AVERROR(ENOMEM); } return 0; }
static av_cold int zerocodec_decode_init(AVCodecContext *avctx) { ZeroCodecContext *zc = avctx->priv_data; z_stream *zstream = &zc->zstream; int zret; avctx->pix_fmt = AV_PIX_FMT_UYVY422; avctx->bits_per_raw_sample = 8; zstream->zalloc = Z_NULL; zstream->zfree = Z_NULL; zstream->opaque = Z_NULL; zret = inflateInit(zstream); if (zret != Z_OK) { av_log(avctx, AV_LOG_ERROR, "Could not initialize inflate: %d.\n", zret); return AVERROR(ENOMEM); } zc->previous_frame = av_frame_alloc(); if (!zc->previous_frame) { zerocodec_decode_close(avctx); return AVERROR(ENOMEM); } return 0; }