diff options
author | James Almer <jamrial@gmail.com> | 2020-02-29 23:57:48 -0300 |
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committer | James Almer <jamrial@gmail.com> | 2020-03-03 12:18:00 -0300 |
commit | 3117f47f19d051d47ba29c9b78c2ca525f0fdb45 (patch) | |
tree | 2eb0baac7f5e0388a800077feb18263aa761169f /libavcodec/cuviddec.c | |
parent | 5c7b6aadb590df61af4a526fe5394d39e813f256 (diff) | |
download | ffmpeg-3117f47f19d051d47ba29c9b78c2ca525f0fdb45.tar.gz |
avcodec/cuviddec: use AVCodec.bsfs to filter packets
Simplifies code considerably.
Reviewed-by: Anton Khirnov <anton@khirnov.net>
Reviewed-by: Timo Rothenpieler <timo@rothenpieler.org>
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec/cuviddec.c')
-rw-r--r-- | libavcodec/cuviddec.c | 78 |
1 files changed, 16 insertions, 62 deletions
diff --git a/libavcodec/cuviddec.c b/libavcodec/cuviddec.c index acee78cf2c..50dc8956c3 100644 --- a/libavcodec/cuviddec.c +++ b/libavcodec/cuviddec.c @@ -70,8 +70,6 @@ typedef struct CuvidContext AVBufferRef *hwdevice; AVBufferRef *hwframe; - AVBSFContext *bsf; - AVFifoBuffer *frame_queue; int deint_mode; @@ -387,8 +385,6 @@ static int cuvid_decode_packet(AVCodecContext *avctx, const AVPacket *avpkt) AVCUDADeviceContext *device_hwctx = device_ctx->hwctx; CUcontext dummy, cuda_ctx = device_hwctx->cuda_ctx; CUVIDSOURCEDATAPACKET cupkt; - AVPacket filter_packet = { 0 }; - AVPacket filtered_packet = { 0 }; int ret = 0, eret = 0, is_flush = ctx->decoder_flushing; av_log(avctx, AV_LOG_TRACE, "cuvid_decode_packet\n"); @@ -399,29 +395,8 @@ static int cuvid_decode_packet(AVCodecContext *avctx, const AVPacket *avpkt) if (cuvid_is_buffer_full(avctx) && avpkt && avpkt->size) return AVERROR(EAGAIN); - if (ctx->bsf && avpkt && avpkt->size) { - if ((ret = av_packet_ref(&filter_packet, avpkt)) < 0) { - av_log(avctx, AV_LOG_ERROR, "av_packet_ref failed\n"); - return ret; - } - - if ((ret = av_bsf_send_packet(ctx->bsf, &filter_packet)) < 0) { - av_log(avctx, AV_LOG_ERROR, "av_bsf_send_packet failed\n"); - av_packet_unref(&filter_packet); - return ret; - } - - if ((ret = av_bsf_receive_packet(ctx->bsf, &filtered_packet)) < 0) { - av_log(avctx, AV_LOG_ERROR, "av_bsf_receive_packet failed\n"); - return ret; - } - - avpkt = &filtered_packet; - } - ret = CHECK_CU(ctx->cudl->cuCtxPushCurrent(cuda_ctx)); if (ret < 0) { - av_packet_unref(&filtered_packet); return ret; } @@ -445,8 +420,6 @@ static int cuvid_decode_packet(AVCodecContext *avctx, const AVPacket *avpkt) ret = CHECK_CU(ctx->cvdl->cuvidParseVideoData(ctx->cuparser, &cupkt)); - av_packet_unref(&filtered_packet); - if (ret < 0) goto error; @@ -699,9 +672,6 @@ static av_cold int cuvid_decode_end(AVCodecContext *avctx) av_fifo_freep(&ctx->frame_queue); - if (ctx->bsf) - av_bsf_free(&ctx->bsf); - if (ctx->cuparser) ctx->cvdl->cuvidDestroyVideoParser(ctx->cuparser); @@ -823,7 +793,6 @@ static av_cold int cuvid_decode_init(AVCodecContext *avctx) CUVIDSOURCEDATAPACKET seq_pkt; CUcontext cuda_ctx = NULL; CUcontext dummy; - const AVBitStreamFilter *bsf; int ret = 0; enum AVPixelFormat pix_fmts[3] = { AV_PIX_FMT_CUDA, @@ -976,28 +945,12 @@ static av_cold int cuvid_decode_init(AVCodecContext *avctx) return AVERROR_BUG; } - if (avctx->codec->id == AV_CODEC_ID_H264 || avctx->codec->id == AV_CODEC_ID_HEVC) { - if (avctx->codec->id == AV_CODEC_ID_H264) - bsf = av_bsf_get_by_name("h264_mp4toannexb"); - else - bsf = av_bsf_get_by_name("hevc_mp4toannexb"); - - if (!bsf) { - ret = AVERROR_BSF_NOT_FOUND; - goto error; - } - if (ret = av_bsf_alloc(bsf, &ctx->bsf)) { - goto error; - } - if (((ret = avcodec_parameters_from_context(ctx->bsf->par_in, avctx)) < 0) || ((ret = av_bsf_init(ctx->bsf)) < 0)) { - av_bsf_free(&ctx->bsf); - goto error; - } - - ctx->cuparse_ext.format.seqhdr_data_length = ctx->bsf->par_out->extradata_size; + if (avctx->codec->bsfs) { + const AVCodecParameters *par = avctx->internal->filter.bsfs[avctx->internal->filter.nb_bsfs - 1]->par_out; + ctx->cuparse_ext.format.seqhdr_data_length = par->extradata_size; memcpy(ctx->cuparse_ext.raw_seqhdr_data, - ctx->bsf->par_out->extradata, - FFMIN(sizeof(ctx->cuparse_ext.raw_seqhdr_data), ctx->bsf->par_out->extradata_size)); + par->extradata, + FFMIN(sizeof(ctx->cuparse_ext.raw_seqhdr_data), par->extradata_size)); } else if (avctx->extradata_size > 0) { ctx->cuparse_ext.format.seqhdr_data_length = avctx->extradata_size; memcpy(ctx->cuparse_ext.raw_seqhdr_data, @@ -1142,7 +1095,7 @@ static const AVCodecHWConfigInternal *cuvid_hw_configs[] = { NULL }; -#define DEFINE_CUVID_CODEC(x, X) \ +#define DEFINE_CUVID_CODEC(x, X, bsf_name) \ static const AVClass x##_cuvid_class = { \ .class_name = #x "_cuvid", \ .item_name = av_default_item_name, \ @@ -1161,6 +1114,7 @@ static const AVCodecHWConfigInternal *cuvid_hw_configs[] = { .decode = cuvid_decode_frame, \ .receive_frame = cuvid_output_frame, \ .flush = cuvid_flush, \ + .bsfs = bsf_name, \ .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_AVOID_PROBING | AV_CODEC_CAP_HARDWARE, \ .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_CUDA, \ AV_PIX_FMT_NV12, \ @@ -1172,37 +1126,37 @@ static const AVCodecHWConfigInternal *cuvid_hw_configs[] = { }; #if CONFIG_HEVC_CUVID_DECODER -DEFINE_CUVID_CODEC(hevc, HEVC) +DEFINE_CUVID_CODEC(hevc, HEVC, "hevc_mp4toannexb") #endif #if CONFIG_H264_CUVID_DECODER -DEFINE_CUVID_CODEC(h264, H264) +DEFINE_CUVID_CODEC(h264, H264, "h264_mp4toannexb") #endif #if CONFIG_MJPEG_CUVID_DECODER -DEFINE_CUVID_CODEC(mjpeg, MJPEG) +DEFINE_CUVID_CODEC(mjpeg, MJPEG, NULL) #endif #if CONFIG_MPEG1_CUVID_DECODER -DEFINE_CUVID_CODEC(mpeg1, MPEG1VIDEO) +DEFINE_CUVID_CODEC(mpeg1, MPEG1VIDEO, NULL) #endif #if CONFIG_MPEG2_CUVID_DECODER -DEFINE_CUVID_CODEC(mpeg2, MPEG2VIDEO) +DEFINE_CUVID_CODEC(mpeg2, MPEG2VIDEO, NULL) #endif #if CONFIG_MPEG4_CUVID_DECODER -DEFINE_CUVID_CODEC(mpeg4, MPEG4) +DEFINE_CUVID_CODEC(mpeg4, MPEG4, NULL) #endif #if CONFIG_VP8_CUVID_DECODER -DEFINE_CUVID_CODEC(vp8, VP8) +DEFINE_CUVID_CODEC(vp8, VP8, NULL) #endif #if CONFIG_VP9_CUVID_DECODER -DEFINE_CUVID_CODEC(vp9, VP9) +DEFINE_CUVID_CODEC(vp9, VP9, NULL) #endif #if CONFIG_VC1_CUVID_DECODER -DEFINE_CUVID_CODEC(vc1, VC1) +DEFINE_CUVID_CODEC(vc1, VC1, NULL) #endif |