Re: [FFmpeg-devel] [PATCH] aacenc: move to libavcodec/aac/

[James Almer <jamrial@gmail.com>]

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On 2/8/2025 2:32 AM, Lynne wrote:
> The decoder was already moved there.
> ---
>   libavcodec/Makefile                           |  5 +-
>   libavcodec/aac/Makefile                       |  2 +
>   libavcodec/{ => aac}/aaccoder.c               |  0
>   libavcodec/aac/aaccoder.h                     | 46 +++++++++++++++++++
>   libavcodec/{ => aac}/aaccoder_twoloop.h       |  0
>   libavcodec/{ => aac}/aacenc.c                 |  0
>   libavcodec/{ => aac}/aacenc.h                 |  0
>   libavcodec/{ => aac}/aacenc_is.c              |  0
>   libavcodec/{ => aac}/aacenc_is.h              |  0
>   libavcodec/{ => aac}/aacenc_quantization.h    |  0
>   .../{ => aac}/aacenc_quantization_misc.h      |  0
>   libavcodec/{ => aac}/aacenc_tns.c             |  0
>   libavcodec/{ => aac}/aacenc_tns.h             |  0
>   libavcodec/{ => aac}/aacenc_utils.h           |  0
>   libavcodec/{ => aac}/aacencdsp.h              |  0
>   libavcodec/{ => aac}/aacenctab.c              |  0
>   libavcodec/{ => aac}/aacenctab.h              |  0
>   libavcodec/aarch64/aacencdsp_init.c           |  2 +-
>   libavcodec/riscv/aacencdsp_init.c             |  2 +-
>   libavcodec/x86/aacencdsp_init.c               |  2 +-
>   tests/checkasm/aacencdsp.c                    |  4 +-
>   21 files changed, 54 insertions(+), 9 deletions(-)
>   rename libavcodec/{ => aac}/aaccoder.c (100%)
>   create mode 100644 libavcodec/aac/aaccoder.h
>   rename libavcodec/{ => aac}/aaccoder_twoloop.h (100%)
>   rename libavcodec/{ => aac}/aacenc.c (100%)
>   rename libavcodec/{ => aac}/aacenc.h (100%)
>   rename libavcodec/{ => aac}/aacenc_is.c (100%)
>   rename libavcodec/{ => aac}/aacenc_is.h (100%)
>   rename libavcodec/{ => aac}/aacenc_quantization.h (100%)
>   rename libavcodec/{ => aac}/aacenc_quantization_misc.h (100%)
>   rename libavcodec/{ => aac}/aacenc_tns.c (100%)
>   rename libavcodec/{ => aac}/aacenc_tns.h (100%)
>   rename libavcodec/{ => aac}/aacenc_utils.h (100%)
>   rename libavcodec/{ => aac}/aacencdsp.h (100%)
>   rename libavcodec/{ => aac}/aacenctab.c (100%)
>   rename libavcodec/{ => aac}/aacenctab.h (100%)
> 
> diff --git a/libavcodec/Makefile b/libavcodec/Makefile
> index 499f826635..a5dcfb7d1b 100644
> --- a/libavcodec/Makefile
> +++ b/libavcodec/Makefile
> @@ -194,10 +194,7 @@ OBJS-$(CONFIG_AAC_FIXED_DECODER)       += aactab.o \
>                                             aacsbr_fixed.o aacps_common.o aacps_fixed.o \
>                                             kbdwin.o \
>                                             sbrdsp_fixed.o aacpsdsp_fixed.o cbrt_data_fixed.o
> -OBJS-$(CONFIG_AAC_ENCODER)             += aacenc.o aaccoder.o aacenctab.o    \
> -                                          aacpsy.o aactab.o      \
> -                                          aacenc_is.o \
> -                                          aacenc_tns.o \
> +OBJS-$(CONFIG_AAC_ENCODER)             += aacpsy.o aactab.o      \
>                                             psymodel.o kbdwin.o \
>                                             mpeg4audio_sample_rates.o
>   OBJS-$(CONFIG_AAC_MEDIACODEC_DECODER)  += mediacodecdec.o
> diff --git a/libavcodec/aac/Makefile b/libavcodec/aac/Makefile
> index 70b1dca274..489fa9f67a 100644
> --- a/libavcodec/aac/Makefile
> +++ b/libavcodec/aac/Makefile
> @@ -1,6 +1,8 @@
>   clean::
>   		$(RM) $(CLEANSUFFIXES:%=libavcodec/aac/%)
>   
> +OBJS-$(CONFIG_AAC_ENCODER)          +=  aacenc.o aaccoder.o aacenctab.o \
> +                                        aacenc_is.o aacenc_tns.o
>   OBJS-$(CONFIG_AAC_DECODER)          +=  aac/aacdec.o aac/aacdec_tab.o \
>                                           aac/aacdec_float.o aac/aacdec_usac.o \
>                                           aac/aacdec_ac.o aac/aacdec_lpd.o
> diff --git a/libavcodec/aaccoder.c b/libavcodec/aac/aaccoder.c
> similarity index 100%
> rename from libavcodec/aaccoder.c
> rename to libavcodec/aac/aaccoder.c
> diff --git a/libavcodec/aac/aaccoder.h b/libavcodec/aac/aaccoder.h
> new file mode 100644
> index 0000000000..3f3b2612aa
> --- /dev/null
> +++ b/libavcodec/aac/aaccoder.h
> @@ -0,0 +1,46 @@
> +/*
> + * AAC encoder
> + * Copyright (C) 2008 Konstantin Shishkov
> + *
> + * This file is part of FFmpeg.
> + *
> + * FFmpeg is free software; you can redistribute it and/or
> + * modify it under the terms of the GNU Lesser General Public
> + * License as published by the Free Software Foundation; either
> + * version 2.1 of the License, or (at your option) any later version.
> + *
> + * FFmpeg is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
> + * Lesser General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with FFmpeg; if not, write to the Free Software
> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> + */
> +
> +#ifndef AVCODEC_AACCODER_H
> +#define AVCODEC_AACCODER_H
> +
> +#include "aacenc.h"
> +
> +void ff_aac_search_for_quantizers(AVCodecContext *avctx, AACEncContext *s,
> +                                     SingleChannelElement *sce, const float lambda);
> +void ff_aac_set_special_band_scalefactors(AACEncContext *s,
> +                                          SingleChannelElement *sce);
> +
> +void ff_aac_search_for_pns(AACEncContext *s, AVCodecContext *avctx,
> +                           SingleChannelElement *sce);
> +void ff_aac_mark_pns(AACEncContext *s, AVCodecContext *avctx,
> +                     SingleChannelElement *sce);
> +
> +void ff_aac_search_for_ms(AACEncContext *s, ChannelElement *cpe);
> +
> +void ff_aac_encode_window_bands_info(AACEncContext *s, SingleChannelElement *sce,
> +                                     int win, int group_len, const float lambda);
> +void ff_aac_quantize_and_encode_band(AACEncContext *s, PutBitContext *pb,
> +                                     const float *in, float *out, int size,
> +                                     int scale_idx, int cb, const float lambda,
> +                                     int rtz);
> +
> +#endif /* AVCODEC_AACCODER_H */

This new header seems unrelated to this change?


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