Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 716 insertions, 0 deletions

diff --git a/media/ffvpx/libavcodec/avcodec.c b/media/ffvpx/libavcodec/avcodec.c
new file mode 100644
index 0000000000..fb1362290f
--- /dev/null
+++ b/media/ffvpx/libavcodec/avcodec.c
@@ -0,0 +1,716 @@
+/*
+ * AVCodecContext functions for libavcodec
+ *
+ * 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
+ */
+
+/**
+ * @file
+ * AVCodecContext functions for libavcodec
+ */
+
+#include "config.h"
+#include "libavutil/avassert.h"
+#include "libavutil/avstring.h"
+#include "libavutil/bprint.h"
+#include "libavutil/channel_layout.h"
+#include "libavutil/fifo.h"
+#include "libavutil/imgutils.h"
+#include "libavutil/mem.h"
+#include "libavutil/opt.h"
+#include "libavutil/thread.h"
+#include "avcodec.h"
+#include "bsf.h"
+#include "codec_internal.h"
+#include "decode.h"
+#include "encode.h"
+#include "frame_thread_encoder.h"
+#include "internal.h"
+#include "thread.h"
+
+int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size)
+{
+    int i;
+
+    for (i = 0; i < count; i++) {
+        int r = func(c, (char *)arg + i * size);
+        if (ret)
+            ret[i] = r;
+    }
+    emms_c();
+    return 0;
+}
+
+int avcodec_default_execute2(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2, int jobnr, int threadnr), void *arg, int *ret, int count)
+{
+    int i;
+
+    for (i = 0; i < count; i++) {
+        int r = func(c, arg, i, 0);
+        if (ret)
+            ret[i] = r;
+    }
+    emms_c();
+    return 0;
+}
+
+static AVMutex codec_mutex = AV_MUTEX_INITIALIZER;
+
+static void lock_avcodec(const FFCodec *codec)
+{
+    if (codec->caps_internal & FF_CODEC_CAP_NOT_INIT_THREADSAFE && codec->init)
+        ff_mutex_lock(&codec_mutex);
+}
+
+static void unlock_avcodec(const FFCodec *codec)
+{
+    if (codec->caps_internal & FF_CODEC_CAP_NOT_INIT_THREADSAFE && codec->init)
+        ff_mutex_unlock(&codec_mutex);
+}
+
+static int64_t get_bit_rate(AVCodecContext *ctx)
+{
+    int64_t bit_rate;
+    int bits_per_sample;
+
+    switch (ctx->codec_type) {
+    case AVMEDIA_TYPE_VIDEO:
+    case AVMEDIA_TYPE_DATA:
+    case AVMEDIA_TYPE_SUBTITLE:
+    case AVMEDIA_TYPE_ATTACHMENT:
+        bit_rate = ctx->bit_rate;
+        break;
+    case AVMEDIA_TYPE_AUDIO:
+        bits_per_sample = av_get_bits_per_sample(ctx->codec_id);
+        if (bits_per_sample) {
+            bit_rate = ctx->sample_rate * (int64_t)ctx->ch_layout.nb_channels;
+            if (bit_rate > INT64_MAX / bits_per_sample) {
+                bit_rate = 0;
+            } else
+                bit_rate *= bits_per_sample;
+        } else
+            bit_rate = ctx->bit_rate;
+        break;
+    default:
+        bit_rate = 0;
+        break;
+    }
+    return bit_rate;
+}
+
+int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *codec, AVDictionary **options)
+{
+    int ret = 0;
+    AVCodecInternal *avci;
+    const FFCodec *codec2;
+
+    if (avcodec_is_open(avctx))
+        return 0;
+
+    if (!codec && !avctx->codec) {
+        av_log(avctx, AV_LOG_ERROR, "No codec provided to avcodec_open2()\n");
+        return AVERROR(EINVAL);
+    }
+    if (codec && avctx->codec && codec != avctx->codec) {
+        av_log(avctx, AV_LOG_ERROR, "This AVCodecContext was allocated for %s, "
+                                    "but %s passed to avcodec_open2()\n", avctx->codec->name, codec->name);
+        return AVERROR(EINVAL);
+    }
+    if (!codec)
+        codec = avctx->codec;
+    codec2 = ffcodec(codec);
+
+    if ((avctx->codec_type != AVMEDIA_TYPE_UNKNOWN && avctx->codec_type != codec->type) ||
+        (avctx->codec_id   != AV_CODEC_ID_NONE     && avctx->codec_id   != codec->id)) {
+        av_log(avctx, AV_LOG_ERROR, "Codec type or id mismatches\n");
+        return AVERROR(EINVAL);
+    }
+
+    avctx->codec_type = codec->type;
+    avctx->codec_id   = codec->id;
+    avctx->codec      = codec;
+
+    if (avctx->extradata_size < 0 || avctx->extradata_size >= FF_MAX_EXTRADATA_SIZE)
+        return AVERROR(EINVAL);
+
+    avci = av_mallocz(sizeof(*avci));
+    if (!avci) {
+        ret = AVERROR(ENOMEM);
+        goto end;
+    }
+    avctx->internal = avci;
+
+    avci->buffer_frame = av_frame_alloc();
+    avci->buffer_pkt = av_packet_alloc();
+    if (!avci->buffer_frame || !avci->buffer_pkt) {
+        ret = AVERROR(ENOMEM);
+        goto free_and_end;
+    }
+
+    if (codec2->priv_data_size > 0) {
+        if (!avctx->priv_data) {
+            avctx->priv_data = av_mallocz(codec2->priv_data_size);
+            if (!avctx->priv_data) {
+                ret = AVERROR(ENOMEM);
+                goto free_and_end;
+            }
+            if (codec->priv_class) {
+                *(const AVClass **)avctx->priv_data = codec->priv_class;
+                av_opt_set_defaults(avctx->priv_data);
+            }
+        }
+        if (codec->priv_class && (ret = av_opt_set_dict(avctx->priv_data, options)) < 0)
+            goto free_and_end;
+    } else {
+        avctx->priv_data = NULL;
+    }
+    if ((ret = av_opt_set_dict(avctx, options)) < 0)
+        goto free_and_end;
+
+    if (avctx->codec_whitelist && av_match_list(codec->name, avctx->codec_whitelist, ',') <= 0) {
+        av_log(avctx, AV_LOG_ERROR, "Codec (%s) not on whitelist \'%s\'\n", codec->name, avctx->codec_whitelist);
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+
+    // only call ff_set_dimensions() for non H.264/VP6F/DXV codecs so as not to overwrite previously setup dimensions
+    if (!(avctx->coded_width && avctx->coded_height && avctx->width && avctx->height &&
+          (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_VP6F || avctx->codec_id == AV_CODEC_ID_DXV))) {
+        if (avctx->coded_width && avctx->coded_height)
+            ret = ff_set_dimensions(avctx, avctx->coded_width, avctx->coded_height);
+        else if (avctx->width && avctx->height)
+            ret = ff_set_dimensions(avctx, avctx->width, avctx->height);
+        if (ret < 0)
+            goto free_and_end;
+    }
+
+    if ((avctx->coded_width || avctx->coded_height || avctx->width || avctx->height)
+        && (  av_image_check_size2(avctx->coded_width, avctx->coded_height, avctx->max_pixels, AV_PIX_FMT_NONE, 0, avctx) < 0
+           || av_image_check_size2(avctx->width,       avctx->height,       avctx->max_pixels, AV_PIX_FMT_NONE, 0, avctx) < 0)) {
+        av_log(avctx, AV_LOG_WARNING, "Ignoring invalid width/height values\n");
+        ff_set_dimensions(avctx, 0, 0);
+    }
+
+    if (avctx->width > 0 && avctx->height > 0) {
+        if (av_image_check_sar(avctx->width, avctx->height,
+                               avctx->sample_aspect_ratio) < 0) {
+            av_log(avctx, AV_LOG_WARNING, "ignoring invalid SAR: %u/%u\n",
+                   avctx->sample_aspect_ratio.num,
+                   avctx->sample_aspect_ratio.den);
+            avctx->sample_aspect_ratio = (AVRational){ 0, 1 };
+        }
+    }
+
+    if (avctx->sample_rate < 0) {
+        av_log(avctx, AV_LOG_ERROR, "Invalid sample rate: %d\n", avctx->sample_rate);
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+    if (avctx->block_align < 0) {
+        av_log(avctx, AV_LOG_ERROR, "Invalid block align: %d\n", avctx->block_align);
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+
+#if FF_API_OLD_CHANNEL_LAYOUT
+FF_DISABLE_DEPRECATION_WARNINGS
+    /* compat wrapper for old-style callers */
+    if (avctx->channel_layout && !avctx->channels)
+        avctx->channels = av_popcount64(avctx->channel_layout);
+
+    if ((avctx->channels && avctx->ch_layout.nb_channels != avctx->channels) ||
+        (avctx->channel_layout && (avctx->ch_layout.order != AV_CHANNEL_ORDER_NATIVE ||
+                                   avctx->ch_layout.u.mask != avctx->channel_layout))) {
+        av_channel_layout_uninit(&avctx->ch_layout);
+        if (avctx->channel_layout) {
+            av_channel_layout_from_mask(&avctx->ch_layout, avctx->channel_layout);
+        } else {
+            avctx->ch_layout.order       = AV_CHANNEL_ORDER_UNSPEC;
+        }
+        avctx->ch_layout.nb_channels = avctx->channels;
+    }
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
+    /* AV_CODEC_CAP_CHANNEL_CONF is a decoder-only flag; so the code below
+     * in particular checks that nb_channels is set for all audio encoders. */
+    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO && !avctx->ch_layout.nb_channels
+        && !(codec->capabilities & AV_CODEC_CAP_CHANNEL_CONF)) {
+        av_log(avctx, AV_LOG_ERROR, "%s requires channel layout to be set\n",
+               av_codec_is_decoder(codec) ? "Decoder" : "Encoder");
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+    if (avctx->ch_layout.nb_channels && !av_channel_layout_check(&avctx->ch_layout)) {
+        av_log(avctx, AV_LOG_ERROR, "Invalid channel layout\n");
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+    if (avctx->ch_layout.nb_channels > FF_SANE_NB_CHANNELS) {
+        av_log(avctx, AV_LOG_ERROR, "Too many channels: %d\n", avctx->ch_layout.nb_channels);
+        ret = AVERROR(EINVAL);
+        goto free_and_end;
+    }
+
+    avctx->frame_num = 0;
+#if FF_API_AVCTX_FRAME_NUMBER
+FF_DISABLE_DEPRECATION_WARNINGS
+    avctx->frame_number = avctx->frame_num;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+    avctx->codec_descriptor = avcodec_descriptor_get(avctx->codec_id);
+
+    if ((avctx->codec->capabilities & AV_CODEC_CAP_EXPERIMENTAL) &&
+        avctx->strict_std_compliance > FF_COMPLIANCE_EXPERIMENTAL) {
+        const char *codec_string = av_codec_is_encoder(codec) ? "encoder" : "decoder";
+        const AVCodec *codec2;
+        av_log(avctx, AV_LOG_ERROR,
+               "The %s '%s' is experimental but experimental codecs are not enabled, "
+               "add '-strict %d' if you want to use it.\n",
+               codec_string, codec->name, FF_COMPLIANCE_EXPERIMENTAL);
+        codec2 = av_codec_is_encoder(codec) ? avcodec_find_encoder(codec->id) : avcodec_find_decoder(codec->id);
+        if (!(codec2->capabilities & AV_CODEC_CAP_EXPERIMENTAL))
+            av_log(avctx, AV_LOG_ERROR, "Alternatively use the non experimental %s '%s'.\n",
+                codec_string, codec2->name);
+        ret = AVERROR_EXPERIMENTAL;
+        goto free_and_end;
+    }
+
+    if (avctx->codec_type == AVMEDIA_TYPE_AUDIO &&
+        (!avctx->time_base.num || !avctx->time_base.den)) {
+        avctx->time_base.num = 1;
+        avctx->time_base.den = avctx->sample_rate;
+    }
+
+    if (av_codec_is_encoder(avctx->codec))
+        ret = ff_encode_preinit(avctx);
+    else
+        ret = ff_decode_preinit(avctx);
+    if (ret < 0)
+        goto free_and_end;
+
+    if (HAVE_THREADS && !avci->frame_thread_encoder) {
+        /* Frame-threaded decoders call FFCodec.init for their child contexts. */
+        lock_avcodec(codec2);
+        ret = ff_thread_init(avctx);
+        unlock_avcodec(codec2);
+        if (ret < 0) {
+            goto free_and_end;
+        }
+    }
+    if (!HAVE_THREADS && !(codec2->caps_internal & FF_CODEC_CAP_AUTO_THREADS))
+        avctx->thread_count = 1;
+
+    if (!(avctx->active_thread_type & FF_THREAD_FRAME) ||
+        avci->frame_thread_encoder) {
+        if (codec2->init) {
+            lock_avcodec(codec2);
+            ret = codec2->init(avctx);
+            unlock_avcodec(codec2);
+            if (ret < 0) {
+                avci->needs_close = codec2->caps_internal & FF_CODEC_CAP_INIT_CLEANUP;
+                goto free_and_end;
+            }
+        }
+        avci->needs_close = 1;
+    }
+
+    ret=0;
+
+    if (av_codec_is_decoder(avctx->codec)) {
+        if (!avctx->bit_rate)
+            avctx->bit_rate = get_bit_rate(avctx);
+
+#if FF_API_OLD_CHANNEL_LAYOUT
+FF_DISABLE_DEPRECATION_WARNINGS
+        /* update the deprecated fields for old-style callers */
+        avctx->channels = avctx->ch_layout.nb_channels;
+        avctx->channel_layout = avctx->ch_layout.order == AV_CHANNEL_ORDER_NATIVE ?
+                                avctx->ch_layout.u.mask : 0;
+FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
+        /* validate channel layout from the decoder */
+        if ((avctx->ch_layout.nb_channels && !av_channel_layout_check(&avctx->ch_layout)) ||
+            avctx->ch_layout.nb_channels > FF_SANE_NB_CHANNELS) {
+            ret = AVERROR(EINVAL);
+            goto free_and_end;
+        }
+        if (avctx->bits_per_coded_sample < 0) {
+            ret = AVERROR(EINVAL);
+            goto free_and_end;
+        }
+    }
+    if (codec->priv_class)
+        av_assert0(*(const AVClass **)avctx->priv_data == codec->priv_class);
+
+end:
+
+    return ret;
+free_and_end:
+    avcodec_close(avctx);
+    goto end;
+}
+
+void avcodec_flush_buffers(AVCodecContext *avctx)
+{
+    AVCodecInternal *avci = avctx->internal;
+
+    if (av_codec_is_encoder(avctx->codec)) {
+        int caps = avctx->codec->capabilities;
+
+        if (!(caps & AV_CODEC_CAP_ENCODER_FLUSH)) {
+            // Only encoders that explicitly declare support for it can be
+            // flushed. Otherwise, this is a no-op.
+            av_log(avctx, AV_LOG_WARNING, "Ignoring attempt to flush encoder "
+                   "that doesn't support it\n");
+            return;
+        }
+        if (avci->in_frame)
+            av_frame_unref(avci->in_frame);
+        if (avci->recon_frame)
+            av_frame_unref(avci->recon_frame);
+    } else {
+        av_packet_unref(avci->last_pkt_props);
+        av_packet_unref(avci->in_pkt);
+
+        avctx->pts_correction_last_pts =
+        avctx->pts_correction_last_dts = INT64_MIN;
+
+        av_bsf_flush(avci->bsf);
+    }
+
+    avci->draining      = 0;
+    avci->draining_done = 0;
+    avci->nb_draining_errors = 0;
+    av_frame_unref(avci->buffer_frame);
+    av_packet_unref(avci->buffer_pkt);
+
+    if (HAVE_THREADS && avctx->active_thread_type & FF_THREAD_FRAME)
+        ff_thread_flush(avctx);
+    else if (ffcodec(avctx->codec)->flush)
+        ffcodec(avctx->codec)->flush(avctx);
+}
+
+void avsubtitle_free(AVSubtitle *sub)
+{
+    int i;
+
+    for (i = 0; i < sub->num_rects; i++) {
+        AVSubtitleRect *const rect = sub->rects[i];
+
+        av_freep(&rect->data[0]);
+        av_freep(&rect->data[1]);
+        av_freep(&rect->data[2]);
+        av_freep(&rect->data[3]);
+        av_freep(&rect->text);
+        av_freep(&rect->ass);
+
+        av_freep(&sub->rects[i]);
+    }
+
+    av_freep(&sub->rects);
+
+    memset(sub, 0, sizeof(*sub));
+}
+
+av_cold int avcodec_close(AVCodecContext *avctx)
+{
+    int i;
+
+    if (!avctx)
+        return 0;
+
+    if (avcodec_is_open(avctx)) {
+        AVCodecInternal *avci = avctx->internal;
+
+        if (CONFIG_FRAME_THREAD_ENCODER &&
+            avci->frame_thread_encoder && avctx->thread_count > 1) {
+            ff_frame_thread_encoder_free(avctx);
+        }
+        if (HAVE_THREADS && avci->thread_ctx)
+            ff_thread_free(avctx);
+        if (avci->needs_close && ffcodec(avctx->codec)->close)
+            ffcodec(avctx->codec)->close(avctx);
+        avci->byte_buffer_size = 0;
+        av_freep(&avci->byte_buffer);
+        av_frame_free(&avci->buffer_frame);
+        av_packet_free(&avci->buffer_pkt);
+        av_packet_free(&avci->last_pkt_props);
+
+        av_packet_free(&avci->in_pkt);
+        av_frame_free(&avci->in_frame);
+        av_frame_free(&avci->recon_frame);
+
+        av_buffer_unref(&avci->pool);
+
+        if (avctx->hwaccel && avctx->hwaccel->uninit)
+            avctx->hwaccel->uninit(avctx);
+        av_freep(&avci->hwaccel_priv_data);
+
+        av_bsf_free(&avci->bsf);
+
+        av_channel_layout_uninit(&avci->initial_ch_layout);
+
+#if CONFIG_LCMS2
+        ff_icc_context_uninit(&avci->icc);
+#endif
+
+        av_freep(&avctx->internal);
+    }
+
+    for (i = 0; i < avctx->nb_coded_side_data; i++)
+        av_freep(&avctx->coded_side_data[i].data);
+    av_freep(&avctx->coded_side_data);
+    avctx->nb_coded_side_data = 0;
+
+    av_buffer_unref(&avctx->hw_frames_ctx);
+    av_buffer_unref(&avctx->hw_device_ctx);
+
+    if (avctx->priv_data && avctx->codec && avctx->codec->priv_class)
+        av_opt_free(avctx->priv_data);
+    av_opt_free(avctx);
+    av_freep(&avctx->priv_data);
+    if (av_codec_is_encoder(avctx->codec)) {
+        av_freep(&avctx->extradata);
+        avctx->extradata_size = 0;
+    } else if (av_codec_is_decoder(avctx->codec))
+        av_freep(&avctx->subtitle_header);
+
+    avctx->codec = NULL;
+    avctx->active_thread_type = 0;
+
+    return 0;
+}
+
+static const char *unknown_if_null(const char *str)
+{
+    return str ? str : "unknown";
+}
+
+void avcodec_string(char *buf, int buf_size, AVCodecContext *enc, int encode)
+{
+    const char *codec_type;
+    const char *codec_name;
+    const char *profile = NULL;
+    AVBPrint bprint;
+    int64_t bitrate;
+    int new_line = 0;
+    AVRational display_aspect_ratio;
+    const char *separator = enc->dump_separator ? (const char *)enc->dump_separator : ", ";
+    const char *str;
+
+    if (!buf || buf_size <= 0)
+        return;
+    av_bprint_init_for_buffer(&bprint, buf, buf_size);
+    codec_type = av_get_media_type_string(enc->codec_type);
+    codec_name = avcodec_get_name(enc->codec_id);
+    profile = avcodec_profile_name(enc->codec_id, enc->profile);
+
+    av_bprintf(&bprint, "%s: %s", codec_type ? codec_type : "unknown",
+               codec_name);
+    buf[0] ^= 'a' ^ 'A'; /* first letter in uppercase */
+
+    if (enc->codec && strcmp(enc->codec->name, codec_name))
+        av_bprintf(&bprint, " (%s)", enc->codec->name);
+
+    if (profile)
+        av_bprintf(&bprint, " (%s)", profile);
+    if (   enc->codec_type == AVMEDIA_TYPE_VIDEO
+        && av_log_get_level() >= AV_LOG_VERBOSE
+        && enc->refs)
+        av_bprintf(&bprint, ", %d reference frame%s",
+                   enc->refs, enc->refs > 1 ? "s" : "");
+
+    if (enc->codec_tag)
+        av_bprintf(&bprint, " (%s / 0x%04X)",
+                   av_fourcc2str(enc->codec_tag), enc->codec_tag);
+
+    switch (enc->codec_type) {
+    case AVMEDIA_TYPE_VIDEO:
+        {
+            unsigned len;
+
+            av_bprintf(&bprint, "%s%s", separator,
+                       enc->pix_fmt == AV_PIX_FMT_NONE ? "none" :
+                       unknown_if_null(av_get_pix_fmt_name(enc->pix_fmt)));
+
+            av_bprint_chars(&bprint, '(', 1);
+            len = bprint.len;
+
+            /* The following check ensures that '(' has been written
+             * and therefore allows us to erase it if it turns out
+             * to be unnecessary. */
+            if (!av_bprint_is_complete(&bprint))
+                return;
+
+            if (enc->bits_per_raw_sample && enc->pix_fmt != AV_PIX_FMT_NONE &&
+                enc->bits_per_raw_sample < av_pix_fmt_desc_get(enc->pix_fmt)->comp[0].depth)
+                av_bprintf(&bprint, "%d bpc, ", enc->bits_per_raw_sample);
+            if (enc->color_range != AVCOL_RANGE_UNSPECIFIED &&
+                (str = av_color_range_name(enc->color_range)))
+                av_bprintf(&bprint, "%s, ", str);
+
+            if (enc->colorspace != AVCOL_SPC_UNSPECIFIED ||
+                enc->color_primaries != AVCOL_PRI_UNSPECIFIED ||
+                enc->color_trc != AVCOL_TRC_UNSPECIFIED) {
+                const char *col = unknown_if_null(av_color_space_name(enc->colorspace));
+                const char *pri = unknown_if_null(av_color_primaries_name(enc->color_primaries));
+                const char *trc = unknown_if_null(av_color_transfer_name(enc->color_trc));
+                if (strcmp(col, pri) || strcmp(col, trc)) {
+                    new_line = 1;
+                    av_bprintf(&bprint, "%s/%s/%s, ", col, pri, trc);
+                } else
+                    av_bprintf(&bprint, "%s, ", col);
+            }
+
+            if (enc->field_order != AV_FIELD_UNKNOWN) {
+                const char *field_order = "progressive";
+                if (enc->field_order == AV_FIELD_TT)
+                    field_order = "top first";
+                else if (enc->field_order == AV_FIELD_BB)
+                    field_order = "bottom first";
+                else if (enc->field_order == AV_FIELD_TB)
+                    field_order = "top coded first (swapped)";
+                else if (enc->field_order == AV_FIELD_BT)
+                    field_order = "bottom coded first (swapped)";
+
+                av_bprintf(&bprint, "%s, ", field_order);
+            }
+
+            if (av_log_get_level() >= AV_LOG_VERBOSE &&
+                enc->chroma_sample_location != AVCHROMA_LOC_UNSPECIFIED &&
+                (str = av_chroma_location_name(enc->chroma_sample_location)))
+                av_bprintf(&bprint, "%s, ", str);
+
+            if (len == bprint.len) {
+                bprint.str[len - 1] = '\0';
+                bprint.len--;
+            } else {
+                if (bprint.len - 2 < bprint.size) {
+                    /* Erase the last ", " */
+                    bprint.len -= 2;
+                    bprint.str[bprint.len] = '\0';
+                }
+                av_bprint_chars(&bprint, ')', 1);
+            }
+        }
+
+        if (enc->width) {
+            av_bprintf(&bprint, "%s%dx%d", new_line ? separator : ", ",
+                       enc->width, enc->height);
+
+            if (av_log_get_level() >= AV_LOG_VERBOSE &&
+                (enc->width != enc->coded_width ||
+                 enc->height != enc->coded_height))
+                av_bprintf(&bprint, " (%dx%d)",
+                           enc->coded_width, enc->coded_height);
+
+            if (enc->sample_aspect_ratio.num) {
+                av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
+                          enc->width * (int64_t)enc->sample_aspect_ratio.num,
+                          enc->height * (int64_t)enc->sample_aspect_ratio.den,
+                          1024 * 1024);
+                av_bprintf(&bprint, " [SAR %d:%d DAR %d:%d]",
+                         enc->sample_aspect_ratio.num, enc->sample_aspect_ratio.den,
+                         display_aspect_ratio.num, display_aspect_ratio.den);
+            }
+            if (av_log_get_level() >= AV_LOG_DEBUG) {
+                int g = av_gcd(enc->time_base.num, enc->time_base.den);
+                av_bprintf(&bprint, ", %d/%d",
+                           enc->time_base.num / g, enc->time_base.den / g);
+            }
+        }
+        if (encode) {
+            av_bprintf(&bprint, ", q=%d-%d", enc->qmin, enc->qmax);
+        } else {
+            if (enc->properties & FF_CODEC_PROPERTY_CLOSED_CAPTIONS)
+                av_bprintf(&bprint, ", Closed Captions");
+            if (enc->properties & FF_CODEC_PROPERTY_FILM_GRAIN)
+                av_bprintf(&bprint, ", Film Grain");
+            if (enc->properties & FF_CODEC_PROPERTY_LOSSLESS)
+                av_bprintf(&bprint, ", lossless");
+        }
+        break;
+    case AVMEDIA_TYPE_AUDIO:
+        av_bprintf(&bprint, "%s", separator);
+
+        if (enc->sample_rate) {
+            av_bprintf(&bprint, "%d Hz, ", enc->sample_rate);
+        }
+        {
+            char buf[512];
+            int ret = av_channel_layout_describe(&enc->ch_layout, buf, sizeof(buf));
+            if (ret >= 0)
+                av_bprintf(&bprint, "%s", buf);
+        }
+        if (enc->sample_fmt != AV_SAMPLE_FMT_NONE &&
+            (str = av_get_sample_fmt_name(enc->sample_fmt))) {
+            av_bprintf(&bprint, ", %s", str);
+        }
+        if (   enc->bits_per_raw_sample > 0
+            && enc->bits_per_raw_sample != av_get_bytes_per_sample(enc->sample_fmt) * 8)
+            av_bprintf(&bprint, " (%d bit)", enc->bits_per_raw_sample);
+        if (av_log_get_level() >= AV_LOG_VERBOSE) {
+            if (enc->initial_padding)
+                av_bprintf(&bprint, ", delay %d", enc->initial_padding);
+            if (enc->trailing_padding)
+                av_bprintf(&bprint, ", padding %d", enc->trailing_padding);
+        }
+        break;
+    case AVMEDIA_TYPE_DATA:
+        if (av_log_get_level() >= AV_LOG_DEBUG) {
+            int g = av_gcd(enc->time_base.num, enc->time_base.den);
+            if (g)
+                av_bprintf(&bprint, ", %d/%d",
+                           enc->time_base.num / g, enc->time_base.den / g);
+        }
+        break;
+    case AVMEDIA_TYPE_SUBTITLE:
+        if (enc->width)
+            av_bprintf(&bprint, ", %dx%d", enc->width, enc->height);
+        break;
+    default:
+        return;
+    }
+    if (encode) {
+        if (enc->flags & AV_CODEC_FLAG_PASS1)
+            av_bprintf(&bprint, ", pass 1");
+        if (enc->flags & AV_CODEC_FLAG_PASS2)
+            av_bprintf(&bprint, ", pass 2");
+    }
+    bitrate = get_bit_rate(enc);
+    if (bitrate != 0) {
+        av_bprintf(&bprint, ", %"PRId64" kb/s", bitrate / 1000);
+    } else if (enc->rc_max_rate > 0) {
+        av_bprintf(&bprint, ", max. %"PRId64" kb/s", enc->rc_max_rate / 1000);
+    }
+}
+
+int avcodec_is_open(AVCodecContext *s)
+{
+    return !!s->internal;
+}
+
+int attribute_align_arg avcodec_receive_frame(AVCodecContext *avctx, AVFrame *frame)
+{
+    av_frame_unref(frame);
+
+    if (av_codec_is_decoder(avctx->codec))
+        return ff_decode_receive_frame(avctx, frame);
+    return ff_encode_receive_frame(avctx, frame);
+}