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[85.250.113.197]) by smtp.gmail.com with ESMTPSA id q3sm4242806wmc.47.2020.01.08.08.48.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 08 Jan 2020 08:48:03 -0800 (PST) From: Eran Gonen To: FFmpeg development discussions and patches Date: Wed, 8 Jan 2020 18:47:36 +0200 Message-Id: <20200108164736.26243-1-eran.gonen@cloudinary.com> X-Mailer: git-send-email 2.24.0 MIME-Version: 1.0 Subject: [FFmpeg-devel] [PATCH] avcodec/h265_metadata_bsf: Add vps/sps/pps id offset X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Cc: Eran Gonen Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" --- doc/bitstream_filters.texi | 5 ++ libavcodec/h265_metadata_bsf.c | 106 +++++++++++++++++++++++++++++++-- 2 files changed, 105 insertions(+), 6 deletions(-) diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi index 8fe5b3ad75..2e874bf6ff 100644 --- a/doc/bitstream_filters.texi +++ b/doc/bitstream_filters.texi @@ -357,6 +357,11 @@ Set poc_proportional_to_timing_flag in VPS and VUI and use this value to set num_ticks_poc_diff_one_minus1 (see H.265 sections 7.4.3.1 and E.3.1). Ignored if @option{tick_rate} is not also set. +@item vps_id_offset +@item sps_id_offset +@item pps_id_offset +Replace the original VPS/SPS/PPS identifier by increasing its value by an offset. + @item crop_left @item crop_right @item crop_top diff --git a/libavcodec/h265_metadata_bsf.c b/libavcodec/h265_metadata_bsf.c index b3a1fda144..7aeb1bffd1 100644 --- a/libavcodec/h265_metadata_bsf.c +++ b/libavcodec/h265_metadata_bsf.c @@ -68,6 +68,10 @@ typedef struct H265MetadataContext { int level; int level_guess; int level_warned; + + int vps_id_offset; + int sps_id_offset; + int pps_id_offset; } H265MetadataContext; @@ -168,6 +172,8 @@ static int h265_metadata_update_vps(AVBSFContext *bsf, { H265MetadataContext *ctx = bsf->priv_data; + vps->vps_video_parameter_set_id = (vps->vps_video_parameter_set_id + ctx->vps_id_offset) % HEVC_MAX_VPS_COUNT; + if (ctx->tick_rate.num && ctx->tick_rate.den) { int num, den; @@ -200,6 +206,9 @@ static int h265_metadata_update_sps(AVBSFContext *bsf, int need_vui = 0; int crop_unit_x, crop_unit_y; + sps->sps_video_parameter_set_id = (sps->sps_video_parameter_set_id + ctx->vps_id_offset) % HEVC_MAX_VPS_COUNT; + sps->sps_seq_parameter_set_id = (sps->sps_seq_parameter_set_id + ctx->sps_id_offset) % HEVC_MAX_SPS_COUNT; + if (ctx->sample_aspect_ratio.num && ctx->sample_aspect_ratio.den) { // Table E-1. static const AVRational sar_idc[] = { @@ -336,6 +345,27 @@ static int h265_metadata_update_sps(AVBSFContext *bsf, return 0; } +static int h265_metadata_update_pps(AVBSFContext *bsf, + H265RawPPS *pps) +{ + H265MetadataContext *ctx = bsf->priv_data; + + pps->pps_seq_parameter_set_id = (pps->pps_seq_parameter_set_id + ctx->sps_id_offset) % HEVC_MAX_SPS_COUNT; + pps->pps_pic_parameter_set_id = (pps->pps_pic_parameter_set_id + ctx->pps_id_offset) % HEVC_MAX_PPS_COUNT; + + return 0; +} + +static int h265_metadata_update_slice_header(AVBSFContext *bsf, + H265RawSliceHeader *slice) +{ + H265MetadataContext *ctx = bsf->priv_data; + + slice->slice_pic_parameter_set_id = (slice->slice_pic_parameter_set_id + ctx->pps_id_offset) % HEVC_MAX_PPS_COUNT; + + return 0; +} + static int h265_metadata_filter(AVBSFContext *bsf, AVPacket *pkt) { H265MetadataContext *ctx = bsf->priv_data; @@ -406,15 +436,42 @@ static int h265_metadata_filter(AVBSFContext *bsf, AVPacket *pkt) h265_metadata_guess_level(bsf, au); for (i = 0; i < au->nb_units; i++) { - if (au->units[i].type == HEVC_NAL_VPS) { + switch (au->units[i].type) { + case HEVC_NAL_VPS: err = h265_metadata_update_vps(bsf, au->units[i].content); if (err < 0) goto fail; - } - if (au->units[i].type == HEVC_NAL_SPS) { + break; + case HEVC_NAL_SPS: err = h265_metadata_update_sps(bsf, au->units[i].content); if (err < 0) goto fail; + break; + case HEVC_NAL_PPS: + err = h265_metadata_update_pps(bsf, au->units[i].content); + if (err < 0) + goto fail; + break; + case HEVC_NAL_TRAIL_N: + case HEVC_NAL_TRAIL_R: + case HEVC_NAL_TSA_N: + case HEVC_NAL_TSA_R: + case HEVC_NAL_STSA_N: + case HEVC_NAL_STSA_R: + case HEVC_NAL_BLA_W_LP: + case HEVC_NAL_BLA_W_RADL: + case HEVC_NAL_BLA_N_LP: + case HEVC_NAL_IDR_W_RADL: + case HEVC_NAL_IDR_N_LP: + case HEVC_NAL_CRA_NUT: + case HEVC_NAL_RADL_N: + case HEVC_NAL_RADL_R: + case HEVC_NAL_RASL_N: + case HEVC_NAL_RASL_R: + err = h265_metadata_update_slice_header(bsf, au->units[i].content); + if (err < 0) + goto fail; + break; } } @@ -455,15 +512,42 @@ static int h265_metadata_init(AVBSFContext *bsf) h265_metadata_guess_level(bsf, au); for (i = 0; i < au->nb_units; i++) { - if (au->units[i].type == HEVC_NAL_VPS) { + switch (au->units[i].type) { + case HEVC_NAL_VPS: err = h265_metadata_update_vps(bsf, au->units[i].content); if (err < 0) goto fail; - } - if (au->units[i].type == HEVC_NAL_SPS) { + break; + case HEVC_NAL_SPS: err = h265_metadata_update_sps(bsf, au->units[i].content); if (err < 0) goto fail; + break; + case HEVC_NAL_PPS: + err = h265_metadata_update_pps(bsf, au->units[i].content); + if (err < 0) + goto fail; + break; + case HEVC_NAL_TRAIL_N: + case HEVC_NAL_TRAIL_R: + case HEVC_NAL_TSA_N: + case HEVC_NAL_TSA_R: + case HEVC_NAL_STSA_N: + case HEVC_NAL_STSA_R: + case HEVC_NAL_BLA_W_LP: + case HEVC_NAL_BLA_W_RADL: + case HEVC_NAL_BLA_N_LP: + case HEVC_NAL_IDR_W_RADL: + case HEVC_NAL_IDR_N_LP: + case HEVC_NAL_CRA_NUT: + case HEVC_NAL_RADL_N: + case HEVC_NAL_RADL_R: + case HEVC_NAL_RASL_N: + case HEVC_NAL_RASL_R: + err = h265_metadata_update_slice_header(bsf, au->units[i].content); + if (err < 0) + goto fail; + break; } } @@ -547,6 +631,16 @@ static const AVOption h265_metadata_options[] = { OFFSET(crop_bottom), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, HEVC_MAX_HEIGHT, FLAGS }, + { "vps_id_offset", "Increase the vps id by this offset", + OFFSET(vps_id_offset), AV_OPT_TYPE_INT, + { .i64 = 0 }, 0, HEVC_MAX_VPS_COUNT, FLAGS }, + { "sps_id_offset", "Increase the sps id by this offset", + OFFSET(sps_id_offset), AV_OPT_TYPE_INT, + { .i64 = 0 }, 0, HEVC_MAX_SPS_COUNT, FLAGS }, + { "pps_id_offset", "Increase the pps id by this offset", + OFFSET(pps_id_offset), AV_OPT_TYPE_INT, + { .i64 = 0 }, 0, HEVC_MAX_PPS_COUNT, FLAGS }, + { "level", "Set level (tables A.6 and A.7)", OFFSET(level), AV_OPT_TYPE_INT, { .i64 = LEVEL_UNSET }, LEVEL_UNSET, 0xff, FLAGS, "level" },