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avcodec, avformat: Remove old BSF API

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2021-02-25 17:49:56 +01:00 committed by James Almer
parent 1137ddf330
commit 0f247986ad
6 changed files with 0 additions and 316 deletions
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1
libavcodec/Makefile
View File

@ -34,7 +34,6 @@ OBJS = ac3_parser.o \
avpacket.o \
avpicture.o \
bitstream.o \
bitstream_filter.o \
bitstream_filters.o \
bsf.o \
codec_desc.o \

52
libavcodec/avcodec.h
View File

@ -3978,58 +3978,6 @@ int av_get_audio_frame_duration(AVCodecContext *avctx, int frame_bytes);
*/
int av_get_audio_frame_duration2(AVCodecParameters *par, int frame_bytes);
#if FF_API_OLD_BSF
typedef struct AVBitStreamFilterContext {
void *priv_data;
const struct AVBitStreamFilter *filter;
AVCodecParserContext *parser;
struct AVBitStreamFilterContext *next;
/**
* Internal default arguments, used if NULL is passed to av_bitstream_filter_filter().
* Not for access by library users.
*/
char *args;
} AVBitStreamFilterContext;
/**
* @deprecated the old bitstream filtering API (using AVBitStreamFilterContext)
* is deprecated. Use the new bitstream filtering API (using AVBSFContext).
*/
attribute_deprecated
void av_register_bitstream_filter(AVBitStreamFilter *bsf);
/**
* @deprecated the old bitstream filtering API (using AVBitStreamFilterContext)
* is deprecated. Use av_bsf_get_by_name(), av_bsf_alloc(), and av_bsf_init()
* from the new bitstream filtering API (using AVBSFContext).
*/
attribute_deprecated
AVBitStreamFilterContext *av_bitstream_filter_init(const char *name);
/**
* @deprecated the old bitstream filtering API (using AVBitStreamFilterContext)
* is deprecated. Use av_bsf_send_packet() and av_bsf_receive_packet() from the
* new bitstream filtering API (using AVBSFContext).
*/
attribute_deprecated
int av_bitstream_filter_filter(AVBitStreamFilterContext *bsfc,
AVCodecContext *avctx, const char *args,
uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size, int keyframe);
/**
* @deprecated the old bitstream filtering API (using AVBitStreamFilterContext)
* is deprecated. Use av_bsf_free() from the new bitstream filtering API (using
* AVBSFContext).
*/
attribute_deprecated
void av_bitstream_filter_close(AVBitStreamFilterContext *bsf);
/**
* @deprecated the old bitstream filtering API (using AVBitStreamFilterContext)
* is deprecated. Use av_bsf_iterate() from the new bitstream filtering API (using
* AVBSFContext).
*/
attribute_deprecated
const AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f);
#endif
/* memory */
/**

185
libavcodec/bitstream_filter.c
View File

@ -1,185 +0,0 @@
/*
* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
*
* 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 "avcodec.h"
#include "libavutil/internal.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#if FF_API_OLD_BSF
FF_DISABLE_DEPRECATION_WARNINGS
const AVBitStreamFilter *av_bitstream_filter_next(const AVBitStreamFilter *f)
{
const AVBitStreamFilter *filter = NULL;
void *opaque = NULL;
while (filter != f)
filter = av_bsf_iterate(&opaque);
return av_bsf_iterate(&opaque);
}
void av_register_bitstream_filter(AVBitStreamFilter *bsf)
{
}
typedef struct BSFCompatContext {
AVBSFContext *ctx;
int extradata_updated;
} BSFCompatContext;
AVBitStreamFilterContext *av_bitstream_filter_init(const char *name)
{
AVBitStreamFilterContext *ctx = NULL;
BSFCompatContext *priv = NULL;
const AVBitStreamFilter *bsf;
bsf = av_bsf_get_by_name(name);
if (!bsf)
return NULL;
ctx = av_mallocz(sizeof(*ctx));
if (!ctx)
return NULL;
priv = av_mallocz(sizeof(*priv));
if (!priv)
goto fail;
ctx->filter = bsf;
ctx->priv_data = priv;
return ctx;
fail:
if (priv)
av_bsf_free(&priv->ctx);
av_freep(&priv);
av_freep(&ctx);
return NULL;
}
void av_bitstream_filter_close(AVBitStreamFilterContext *bsfc)
{
BSFCompatContext *priv;
if (!bsfc)
return;
priv = bsfc->priv_data;
av_bsf_free(&priv->ctx);
av_freep(&bsfc->priv_data);
av_free(bsfc);
}
int av_bitstream_filter_filter(AVBitStreamFilterContext *bsfc,
AVCodecContext *avctx, const char *args,
uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size, int keyframe)
{
BSFCompatContext *priv = bsfc->priv_data;
AVPacket pkt = { 0 };
int ret;
if (!priv->ctx) {
ret = av_bsf_alloc(bsfc->filter, &priv->ctx);
if (ret < 0)
return ret;
ret = avcodec_parameters_from_context(priv->ctx->par_in, avctx);
if (ret < 0)
return ret;
priv->ctx->time_base_in = avctx->time_base;
if (bsfc->args && bsfc->filter->priv_class) {
const AVOption *opt = av_opt_next(priv->ctx->priv_data, NULL);
const char * shorthand[2] = {NULL};
if (opt)
shorthand[0] = opt->name;
ret = av_opt_set_from_string(priv->ctx->priv_data, bsfc->args, shorthand, "=", ":");
if (ret < 0)
return ret;
}
ret = av_bsf_init(priv->ctx);
if (ret < 0)
return ret;
}
pkt.data = (uint8_t *)buf;
pkt.size = buf_size;
ret = av_bsf_send_packet(priv->ctx, &pkt);
if (ret < 0)
return ret;
*poutbuf = NULL;
*poutbuf_size = 0;
ret = av_bsf_receive_packet(priv->ctx, &pkt);
if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
return 0;
else if (ret < 0)
return ret;
*poutbuf = av_malloc(pkt.size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!*poutbuf) {
av_packet_unref(&pkt);
return AVERROR(ENOMEM);
}
*poutbuf_size = pkt.size;
memcpy(*poutbuf, pkt.data, pkt.size);
av_packet_unref(&pkt);
/* drain all the remaining packets we cannot return */
while (ret >= 0) {
ret = av_bsf_receive_packet(priv->ctx, &pkt);
av_packet_unref(&pkt);
}
if (!priv->extradata_updated) {
/* update extradata in avctx from the output codec parameters */
if (priv->ctx->par_out->extradata_size && (!args || !strstr(args, "private_spspps_buf"))) {
av_freep(&avctx->extradata);
avctx->extradata_size = 0;
avctx->extradata = av_mallocz(priv->ctx->par_out->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata)
return AVERROR(ENOMEM);
memcpy(avctx->extradata, priv->ctx->par_out->extradata, priv->ctx->par_out->extradata_size);
avctx->extradata_size = priv->ctx->par_out->extradata_size;
}
priv->extradata_updated = 1;
}
return 1;
}
FF_ENABLE_DEPRECATION_WARNINGS
#endif

3
libavcodec/version.h
View File

@ -87,9 +87,6 @@
#ifndef FF_API_ASS_TIMING
#define FF_API_ASS_TIMING (LIBAVCODEC_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_OLD_BSF
#define FF_API_OLD_BSF (LIBAVCODEC_VERSION_MAJOR < 59)
#endif
#ifndef FF_API_COPY_CONTEXT
#define FF_API_COPY_CONTEXT (LIBAVCODEC_VERSION_MAJOR < 59)
#endif

17
libavformat/avformat.h
View File

@ -2953,23 +2953,6 @@ int avformat_match_stream_specifier(AVFormatContext *s, AVStream *st,
int avformat_queue_attached_pictures(AVFormatContext *s);
#if FF_API_OLD_BSF
/**
* Apply a list of bitstream filters to a packet.
*
* @param codec AVCodecContext, usually from an AVStream
* @param pkt the packet to apply filters to. If, on success, the returned
* packet has size == 0 and side_data_elems == 0, it indicates that
* the packet should be dropped
* @param bsfc a NULL-terminated list of filters to apply
* @return >=0 on success;
* AVERROR code on failure
*/
attribute_deprecated
int av_apply_bitstream_filters(AVCodecContext *codec, AVPacket *pkt,
AVBitStreamFilterContext *bsfc);
#endif
enum AVTimebaseSource {
AVFMT_TBCF_AUTO = -1,
AVFMT_TBCF_DECODER,

58
libavformat/utils.c
View File

@ -5669,64 +5669,6 @@ int ff_stream_add_bitstream_filter(AVStream *st, const char *name, const char *a
return 1;
}
#if FF_API_OLD_BSF
FF_DISABLE_DEPRECATION_WARNINGS
int av_apply_bitstream_filters(AVCodecContext *codec, AVPacket *pkt,
AVBitStreamFilterContext *bsfc)
{
int ret = 0;
while (bsfc) {
AVPacket new_pkt = *pkt;
int a = av_bitstream_filter_filter(bsfc, codec, NULL,
&new_pkt.data, &new_pkt.size,
pkt->data, pkt->size,
pkt->flags & AV_PKT_FLAG_KEY);
if (a == 0 && new_pkt.size == 0 && new_pkt.side_data_elems == 0) {
av_packet_unref(pkt);
memset(pkt, 0, sizeof(*pkt));
return 0;
}
if(a == 0 && new_pkt.data != pkt->data) {
uint8_t *t = av_malloc(new_pkt.size + AV_INPUT_BUFFER_PADDING_SIZE); //the new should be a subset of the old so cannot overflow
if (t) {
memcpy(t, new_pkt.data, new_pkt.size);
memset(t + new_pkt.size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
new_pkt.data = t;
new_pkt.buf = NULL;
a = 1;
} else {
a = AVERROR(ENOMEM);
}
}
if (a > 0) {
new_pkt.buf = av_buffer_create(new_pkt.data, new_pkt.size,
av_buffer_default_free, NULL, 0);
if (new_pkt.buf) {
pkt->side_data = NULL;
pkt->side_data_elems = 0;
av_packet_unref(pkt);
} else {
av_freep(&new_pkt.data);
a = AVERROR(ENOMEM);
}
}
if (a < 0) {
av_log(codec, AV_LOG_ERROR,
"Failed to open bitstream filter %s for stream %d with codec %s",
bsfc->filter->name, pkt->stream_index,
codec->codec ? codec->codec->name : "copy");
ret = a;
break;
}
*pkt = new_pkt;
bsfc = bsfc->next;
}
return ret;
}
FF_ENABLE_DEPRECATION_WARNINGS
#endif
int ff_format_output_open(AVFormatContext *s, const char *url, AVDictionary **options)
{
if (!s->oformat)