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Update ffmpeg to 7.1.1
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Isaac
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* common internal api header.
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*/
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#ifndef AVCODEC_INTERNAL_H
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#define AVCODEC_INTERNAL_H
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#include <stdint.h>
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#include "libavutil/channel_layout.h"
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#include "avcodec.h"
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#include "config.h"
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#if CONFIG_LCMS2
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# include "fflcms2.h"
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#endif
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#define FF_SANE_NB_CHANNELS 512U
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#if HAVE_SIMD_ALIGN_64
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# define STRIDE_ALIGN 64 /* AVX-512 */
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#elif HAVE_SIMD_ALIGN_32
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# define STRIDE_ALIGN 32
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#elif HAVE_SIMD_ALIGN_16
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# define STRIDE_ALIGN 16
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#else
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# define STRIDE_ALIGN 8
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#endif
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typedef struct AVCodecInternal {
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/**
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* When using frame-threaded decoding, this field is set for the first
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* worker thread (e.g. to decode extradata just once).
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*/
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int is_copy;
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/**
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* This field is set to 1 when frame threading is being used and the parent
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* AVCodecContext of this AVCodecInternal is a worker-thread context (i.e.
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* one of those actually doing the decoding), 0 otherwise.
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*/
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int is_frame_mt;
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/**
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* Audio encoders can set this flag during init to indicate that they
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* want the small last frame to be padded to a multiple of pad_samples.
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*/
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int pad_samples;
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struct FramePool *pool;
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struct FFRefStructPool *progress_frame_pool;
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void *thread_ctx;
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/**
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* This packet is used to hold the packet given to decoders
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* implementing the .decode API; it is unused by the generic
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* code for decoders implementing the .receive_frame API and
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* may be freely used (but not freed) by them with the caveat
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* that the packet will be unreferenced generically in
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* avcodec_flush_buffers().
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*/
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AVPacket *in_pkt;
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struct AVBSFContext *bsf;
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/**
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* Properties (timestamps+side data) extracted from the last packet passed
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* for decoding.
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*/
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AVPacket *last_pkt_props;
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/**
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* temporary buffer used for encoders to store their bitstream
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*/
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uint8_t *byte_buffer;
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unsigned int byte_buffer_size;
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void *frame_thread_encoder;
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/**
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* The input frame is stored here for encoders implementing the simple
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* encode API.
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*
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* Not allocated in other cases.
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*/
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AVFrame *in_frame;
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/**
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* When the AV_CODEC_FLAG_RECON_FRAME flag is used. the encoder should store
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* here the reconstructed frame corresponding to the last returned packet.
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*
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* Not allocated in other cases.
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*/
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AVFrame *recon_frame;
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/**
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* If this is set, then FFCodec->close (if existing) needs to be called
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* for the parent AVCodecContext.
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*/
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int needs_close;
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/**
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* Number of audio samples to skip at the start of the next decoded frame
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*/
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int skip_samples;
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/**
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* hwaccel-specific private data
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*/
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void *hwaccel_priv_data;
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/**
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* decoding: AVERROR_EOF has been returned from ff_decode_get_packet(); must
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* not be used by decoders that use the decode() callback, as they
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* do not call ff_decode_get_packet() directly.
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*
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* encoding: a flush frame has been submitted to avcodec_send_frame().
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*/
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int draining;
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/**
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* Temporary buffers for newly received or not yet output packets/frames.
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*/
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AVPacket *buffer_pkt;
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AVFrame *buffer_frame;
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int draining_done;
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#if FF_API_DROPCHANGED
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/* used when avctx flag AV_CODEC_FLAG_DROPCHANGED is set */
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int changed_frames_dropped;
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int initial_format;
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int initial_width, initial_height;
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int initial_sample_rate;
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AVChannelLayout initial_ch_layout;
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#endif
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#if CONFIG_LCMS2
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FFIccContext icc; /* used to read and write embedded ICC profiles */
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#endif
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/**
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* Set when the user has been warned about a failed allocation from
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* a fixed frame pool.
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*/
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int warned_on_failed_allocation_from_fixed_pool;
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} AVCodecInternal;
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/**
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* Return the index into tab at which {a,b} match elements {[0],[1]} of tab.
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* If there is no such matching pair then size is returned.
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*/
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int ff_match_2uint16(const uint16_t (*tab)[2], int size, int a, int b);
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unsigned int ff_toupper4(unsigned int x);
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int avpriv_h264_has_num_reorder_frames(AVCodecContext *avctx);
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int avpriv_codec_get_cap_skip_frame_fill_param(const AVCodec *codec);
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/**
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* Check AVFrame for S12M timecode side data and allocate and fill TC SEI message with timecode info
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*
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* @param frame Raw frame to get S12M timecode side data from
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* @param rate The frame rate
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* @param prefix_len Number of bytes to allocate before SEI message
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* @param data Pointer to a variable to store allocated memory
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* Upon return the variable will hold NULL on error or if frame has no S12M timecode info.
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* Otherwise it will point to prefix_len uninitialized bytes followed by
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* *sei_size SEI message
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* @param sei_size Pointer to a variable to store generated SEI message length
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* @return Zero on success, negative error code on failure
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*/
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int ff_alloc_timecode_sei(const AVFrame *frame, AVRational rate, size_t prefix_len,
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void **data, size_t *sei_size);
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/**
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* Get an estimated video bitrate based on frame size, frame rate and coded
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* bits per pixel.
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*/
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int64_t ff_guess_coded_bitrate(AVCodecContext *avctx);
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#endif /* AVCODEC_INTERNAL_H */
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