[FFmpeg-devel] [PATCH 18/87] avcodec/codec2utils: Remove legacy avpriv functions
James Almer
jamrial at gmail.com
Mon Apr 19 17:09:15 EEST 2021
From: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
Unused since 37d742b607d47122d23d548ffd7ad9b09cbc5298.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
---
libavcodec/Makefile | 7 +---
libavcodec/codec2utils.c | 82 ----------------------------------------
libavcodec/codec2utils.h | 18 ---------
3 files changed, 2 insertions(+), 105 deletions(-)
delete mode 100644 libavcodec/codec2utils.c
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 5b41450b86..c11645616d 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -978,9 +978,6 @@ OBJS-$(CONFIG_VP8_QSV_HWACCEL) += qsvdec.o
OBJS-$(CONFIG_ISO_MEDIA) += mpeg4audio.o mpegaudiodata.o
OBJS-$(CONFIG_ADTS_MUXER) += mpeg4audio.o
-OBJS-$(CONFIG_CODEC2_DEMUXER) += codec2utils.o
-OBJS-$(CONFIG_CODEC2_MUXER) += codec2utils.o
-OBJS-$(CONFIG_CODEC2RAW_DEMUXER) += codec2utils.o
OBJS-$(CONFIG_DNXHD_DEMUXER) += dnxhddata.o
OBJS-$(CONFIG_FITS_DEMUXER) += fits.o
OBJS-$(CONFIG_LATM_MUXER) += mpeg4audio.o
@@ -1023,8 +1020,8 @@ OBJS-$(CONFIG_LIBAOM_AV1_DECODER) += libaomdec.o
OBJS-$(CONFIG_LIBAOM_AV1_ENCODER) += libaomenc.o
OBJS-$(CONFIG_LIBARIBB24_DECODER) += libaribb24.o ass.o
OBJS-$(CONFIG_LIBCELT_DECODER) += libcelt_dec.o
-OBJS-$(CONFIG_LIBCODEC2_DECODER) += libcodec2.o codec2utils.o
-OBJS-$(CONFIG_LIBCODEC2_ENCODER) += libcodec2.o codec2utils.o
+OBJS-$(CONFIG_LIBCODEC2_DECODER) += libcodec2.o
+OBJS-$(CONFIG_LIBCODEC2_ENCODER) += libcodec2.o
OBJS-$(CONFIG_LIBDAV1D_DECODER) += libdav1d.o
OBJS-$(CONFIG_LIBDAVS2_DECODER) += libdavs2.o
OBJS-$(CONFIG_LIBFDK_AAC_DECODER) += libfdk-aacdec.o
diff --git a/libavcodec/codec2utils.c b/libavcodec/codec2utils.c
deleted file mode 100644
index a942662403..0000000000
--- a/libavcodec/codec2utils.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * codec2 utility functions
- * Copyright (c) 2017 Tomas Härdin
- *
- * 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
- */
-
-#include <string.h>
-#include "internal.h"
-#include "libavcodec/codec2utils.h"
-
-#if LIBAVCODEC_VERSION_MAJOR < 59
-int avpriv_codec2_mode_bit_rate(void *logctx, int mode)
-{
- int frame_size = avpriv_codec2_mode_frame_size(logctx, mode);
- int block_align = avpriv_codec2_mode_block_align(logctx, mode);
-
- if (frame_size <= 0 || block_align <= 0) {
- return 0;
- }
-
- return 8 * 8000 * block_align / frame_size;
-}
-
-int avpriv_codec2_mode_frame_size(void *logctx, int mode)
-{
- int frame_size_table[CODEC2_MODE_MAX+1] = {
- 160, // 3200
- 160, // 2400
- 320, // 1600
- 320, // 1400
- 320, // 1300
- 320, // 1200
- 320, // 700
- 320, // 700B
- 320, // 700C
- };
-
- if (mode < 0 || mode > CODEC2_MODE_MAX) {
- av_log(logctx, AV_LOG_ERROR, "unknown codec2 mode %i, can't find frame_size\n", mode);
- return 0;
- } else {
- return frame_size_table[mode];
- }
-}
-
-int avpriv_codec2_mode_block_align(void *logctx, int mode)
-{
- int block_align_table[CODEC2_MODE_MAX+1] = {
- 8, // 3200
- 6, // 2400
- 8, // 1600
- 7, // 1400
- 7, // 1300
- 6, // 1200
- 4, // 700
- 4, // 700B
- 4, // 700C
- };
-
- if (mode < 0 || mode > CODEC2_MODE_MAX) {
- av_log(logctx, AV_LOG_ERROR, "unknown codec2 mode %i, can't find block_align\n", mode);
- return 0;
- } else {
- return block_align_table[mode];
- }
-}
-#endif
diff --git a/libavcodec/codec2utils.h b/libavcodec/codec2utils.h
index 37f0693dc7..6812ae895c 100644
--- a/libavcodec/codec2utils.h
+++ b/libavcodec/codec2utils.h
@@ -24,8 +24,6 @@
#include <stdint.h>
-#include "version.h"
-
//Highest mode we're willing to use.
//Don't want to let users accidentally produce files that can't be decoded in the future.
//CODEC2_MODE_WB (9) is experimental/unstable as of 2017-11-23.
@@ -47,22 +45,6 @@
{ "700B", "700B", 0, AV_OPT_TYPE_CONST, {.i64 = 7}, .flags=option_flags, .unit="codec2_mode"},\
{ "700C", "700C", 0, AV_OPT_TYPE_CONST, {.i64 = 8}, .flags=option_flags, .unit="codec2_mode"}
-#if LIBAVCODEC_VERSION_MAJOR < 59
-//The three following functions are here to avoid needing libavformat/codec2.c to depend on libcodec2
-
-//Computes bitrate from mode, with frames rounded up to the nearest octet.
-//So 700 bit/s (28 bits/frame) becomes 800 bits/s (32 bits/frame).
-//logctx is used for av_log()
-//Returns <0 if mode is invalid
-int avpriv_codec2_mode_bit_rate(void *logctx, int mode);
-
-//Mimics codec2_samples_per_frame()
-int avpriv_codec2_mode_frame_size(void *logctx, int mode);
-
-//Mimics (codec2_bits_per_frame()+7)/8
-int avpriv_codec2_mode_block_align(void *logctx, int mode);
-#endif
-
#define CODEC2_EXTRADATA_SIZE 4
//Used in codec2raw demuxer and libcodec2 encoder
--
2.31.1
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