X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fav1_parser.c;h=b6c8004ee3d814632bf4eb7804ec1042f02c8ccc;hb=e5af9203098a889f36b759652615046254d45102;hp=bb8737a393ad5d3cdb9e346a5bb7927e5e5e6694;hpb=c2631dfd0a0a12050cc1765fd41702c5e93abee5;p=ffmpeg diff --git a/libavcodec/av1_parser.c b/libavcodec/av1_parser.c index bb8737a393a..b6c8004ee3d 100644 --- a/libavcodec/av1_parser.c +++ b/libavcodec/av1_parser.c @@ -20,9 +20,10 @@ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "av1_parse.h" +#include "libavutil/avassert.h" #include "cbs.h" #include "cbs_av1.h" +#include "internal.h" #include "parser.h" typedef struct AV1ParseContext { @@ -44,6 +45,10 @@ static const enum AVPixelFormat pix_fmts_12bit[2][2] = { { AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV420P12 }, }; +static const enum AVPixelFormat pix_fmts_rgb[3] = { + AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12, +}; + static int av1_parser_parse(AVCodecParserContext *ctx, AVCodecContext *avctx, const uint8_t **out_data, int *out_size, @@ -52,6 +57,8 @@ static int av1_parser_parse(AVCodecParserContext *ctx, AV1ParseContext *s = ctx->priv_data; CodedBitstreamFragment *td = &s->temporal_unit; CodedBitstreamAV1Context *av1 = s->cbc->priv_data; + AV1RawSequenceHeader *seq; + AV1RawColorConfig *color; int ret; *out_data = data; @@ -66,13 +73,12 @@ static int av1_parser_parse(AVCodecParserContext *ctx, if (avctx->extradata_size && !s->parsed_extradata) { s->parsed_extradata = 1; - ret = ff_cbs_read(s->cbc, td, avctx->extradata, avctx->extradata_size); + ret = ff_cbs_read_extradata_from_codec(s->cbc, td, avctx); if (ret < 0) { - av_log(avctx, AV_LOG_ERROR, "Failed to parse extradata.\n"); - goto end; + av_log(avctx, AV_LOG_WARNING, "Failed to parse extradata.\n"); } - ff_cbs_fragment_reset(s->cbc, td); + ff_cbs_fragment_reset(td); } ret = ff_cbs_read(s->cbc, td, data, size); @@ -86,13 +92,13 @@ static int av1_parser_parse(AVCodecParserContext *ctx, goto end; } + seq = av1->sequence_header; + color = &seq->color_config; + for (int i = 0; i < td->nb_units; i++) { CodedBitstreamUnit *unit = &td->units[i]; AV1RawOBU *obu = unit->content; - AV1RawSequenceHeader *seq = av1->sequence_header; - AV1RawColorConfig *color = &seq->color_config; AV1RawFrameHeader *frame; - int frame_type; if (unit->type == AV1_OBU_FRAME) frame = &obu->obu.frame.header; @@ -101,33 +107,18 @@ static int av1_parser_parse(AVCodecParserContext *ctx, else continue; - if (frame->show_existing_frame) { - AV1ReferenceFrameState *ref = &av1->ref[frame->frame_to_show_map_idx]; - - if (!ref->valid) { - av_log(avctx, AV_LOG_ERROR, "Invalid reference frame\n"); - goto end; - } - - ctx->width = ref->frame_width; - ctx->height = ref->frame_height; - frame_type = ref->frame_type; + if (obu->header.spatial_id > 0) + continue; - ctx->key_frame = 0; - } else if (!frame->show_frame) { + if (!frame->show_frame && !frame->show_existing_frame) continue; - } else { - ctx->width = av1->frame_width; - ctx->height = av1->frame_height; - frame_type = frame->frame_type; - ctx->key_frame = frame_type == AV1_FRAME_KEY; - } + ctx->width = frame->frame_width_minus_1 + 1; + ctx->height = frame->frame_height_minus_1 + 1; - avctx->profile = seq->seq_profile; - avctx->level = seq->seq_level_idx[0]; + ctx->key_frame = frame->frame_type == AV1_FRAME_KEY && !frame->show_existing_frame; - switch (frame_type) { + switch (frame->frame_type) { case AV1_FRAME_KEY: case AV1_FRAME_INTRA_ONLY: ctx->pict_type = AV_PICTURE_TYPE_I; @@ -140,26 +131,43 @@ static int av1_parser_parse(AVCodecParserContext *ctx, break; } ctx->picture_structure = AV_PICTURE_STRUCTURE_FRAME; + } - switch (av1->bit_depth) { - case 8: - ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY8 - : pix_fmts_8bit [color->subsampling_x][color->subsampling_y]; - break; - case 10: - ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY10 - : pix_fmts_10bit[color->subsampling_x][color->subsampling_y]; - break; - case 12: - ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY12 - : pix_fmts_12bit[color->subsampling_x][color->subsampling_y]; - break; - } - av_assert2(ctx->format != AV_PIX_FMT_NONE); + switch (av1->bit_depth) { + case 8: + ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY8 + : pix_fmts_8bit [color->subsampling_x][color->subsampling_y]; + break; + case 10: + ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY10 + : pix_fmts_10bit[color->subsampling_x][color->subsampling_y]; + break; + case 12: + ctx->format = color->mono_chrome ? AV_PIX_FMT_GRAY12 + : pix_fmts_12bit[color->subsampling_x][color->subsampling_y]; + break; } + av_assert2(ctx->format != AV_PIX_FMT_NONE); + + if (!color->subsampling_x && !color->subsampling_y && + color->matrix_coefficients == AVCOL_SPC_RGB && + color->color_primaries == AVCOL_PRI_BT709 && + color->transfer_characteristics == AVCOL_TRC_IEC61966_2_1) + ctx->format = pix_fmts_rgb[color->high_bitdepth + color->twelve_bit]; + + avctx->profile = seq->seq_profile; + avctx->level = seq->seq_level_idx[0]; + + avctx->colorspace = (enum AVColorSpace) color->matrix_coefficients; + avctx->color_primaries = (enum AVColorPrimaries) color->color_primaries; + avctx->color_trc = (enum AVColorTransferCharacteristic) color->transfer_characteristics; + avctx->color_range = color->color_range ? AVCOL_RANGE_JPEG : AVCOL_RANGE_MPEG; + + if (avctx->framerate.num) + avctx->time_base = av_inv_q(av_mul_q(avctx->framerate, (AVRational){avctx->ticks_per_frame, 1})); end: - ff_cbs_fragment_reset(s->cbc, td); + ff_cbs_fragment_reset(td); s->cbc->log_ctx = NULL; @@ -183,7 +191,7 @@ static av_cold int av1_parser_init(AVCodecParserContext *ctx) if (ret < 0) return ret; - s->cbc->decompose_unit_types = (CodedBitstreamUnitType *)decompose_unit_types; + s->cbc->decompose_unit_types = decompose_unit_types; s->cbc->nb_decompose_unit_types = FF_ARRAY_ELEMS(decompose_unit_types); return 0; @@ -193,37 +201,14 @@ static void av1_parser_close(AVCodecParserContext *ctx) { AV1ParseContext *s = ctx->priv_data; - ff_cbs_fragment_free(s->cbc, &s->temporal_unit); + ff_cbs_fragment_free(&s->temporal_unit); ff_cbs_close(&s->cbc); } -static int av1_parser_split(AVCodecContext *avctx, - const uint8_t *buf, int buf_size) -{ - AV1OBU obu; - const uint8_t *ptr = buf, *end = buf + buf_size; - - while (ptr < end) { - int len = ff_av1_extract_obu(&obu, ptr, buf_size, avctx); - if (len < 0) - break; - - if (obu.type == AV1_OBU_FRAME_HEADER || - obu.type == AV1_OBU_FRAME) { - return ptr - buf; - } - ptr += len; - buf_size -= len; - } - - return 0; -} - -AVCodecParser ff_av1_parser = { +const AVCodecParser ff_av1_parser = { .codec_ids = { AV_CODEC_ID_AV1 }, .priv_data_size = sizeof(AV1ParseContext), .parser_init = av1_parser_init, .parser_close = av1_parser_close, .parser_parse = av1_parser_parse, - .split = av1_parser_split, };