FFmpeg coverage

GCC Code Coverage Report

Directory:	../../../ffmpeg/		Exec	Total	Coverage
File:	src/libavcodec/options.c	Lines:	127	157	80.9 %
Date:	2020-07-11 02:49:52	Branches:	69	112	61.6 %


/*
 * Copyright (c) 2001 Fabrice Bellard
 * Copyright (c) 2002-2004 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
 */

/**
 * @file
 * Options definition for AVCodecContext.
 */

#include "avcodec.h"
#include "internal.h"
#include "libavutil/avassert.h"
#include "libavutil/internal.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include <string.h>

FF_DISABLE_DEPRECATION_WARNINGS
#include "options_table.h"
FF_ENABLE_DEPRECATION_WARNINGS

static const char* context_to_name(void* ptr) {
    AVCodecContext *avc= ptr;

    if(avc && avc->codec && avc->codec->name)
        return avc->codec->name;
    else
        return "NULL";
}

static void *codec_child_next(void *obj, void *prev)
{
    AVCodecContext *s = obj;
    if (!prev && s->codec && s->codec->priv_class && s->priv_data)
        return s->priv_data;
    return NULL;
}

#if FF_API_CHILD_CLASS_NEXT
static const AVClass *codec_child_class_next(const AVClass *prev)
{
    void *iter = NULL;
    const AVCodec *c = NULL;

    /* find the codec that corresponds to prev */
    while (prev && (c = av_codec_iterate(&iter)))
        if (c->priv_class == prev)
            break;

    /* find next codec with priv options */
    while (c = av_codec_iterate(&iter))
        if (c->priv_class)
            return c->priv_class;
    return NULL;
}
#endif

static const AVClass *codec_child_class_iterate(void **iter)
{
    const AVCodec *c;
    /* find next codec with priv options */
    while (c = av_codec_iterate(iter))
        if (c->priv_class)
            return c->priv_class;
    return NULL;
}

static AVClassCategory get_category(void *ptr)
{
    AVCodecContext* avctx = ptr;
    if(avctx->codec && avctx->codec->decode) return AV_CLASS_CATEGORY_DECODER;
    else                                     return AV_CLASS_CATEGORY_ENCODER;
}

static const AVClass av_codec_context_class = {
    .class_name              = "AVCodecContext",
    .item_name               = context_to_name,
    .option                  = avcodec_options,
    .version                 = LIBAVUTIL_VERSION_INT,
    .log_level_offset_offset = offsetof(AVCodecContext, log_level_offset),
    .child_next              = codec_child_next,
#if FF_API_CHILD_CLASS_NEXT
    .child_class_next        = codec_child_class_next,
#endif
    .child_class_iterate     = codec_child_class_iterate,
    .category                = AV_CLASS_CATEGORY_ENCODER,
    .get_category            = get_category,
};

static int init_context_defaults(AVCodecContext *s, const AVCodec *codec)
{
    int flags=0;
    memset(s, 0, sizeof(AVCodecContext));

    s->av_class = &av_codec_context_class;

    s->codec_type = codec ? codec->type : AVMEDIA_TYPE_UNKNOWN;
    if (codec) {
        s->codec = codec;
        s->codec_id = codec->id;
    }

    if(s->codec_type == AVMEDIA_TYPE_AUDIO)
        flags= AV_OPT_FLAG_AUDIO_PARAM;
    else if(s->codec_type == AVMEDIA_TYPE_VIDEO)
        flags= AV_OPT_FLAG_VIDEO_PARAM;
    else if(s->codec_type == AVMEDIA_TYPE_SUBTITLE)
        flags= AV_OPT_FLAG_SUBTITLE_PARAM;
    av_opt_set_defaults2(s, flags, flags);

    s->time_base           = (AVRational){0,1};
    s->framerate           = (AVRational){ 0, 1 };
    s->pkt_timebase        = (AVRational){ 0, 1 };
    s->get_buffer2         = avcodec_default_get_buffer2;
    s->get_format          = avcodec_default_get_format;
    s->execute             = avcodec_default_execute;
    s->execute2            = avcodec_default_execute2;
    s->sample_aspect_ratio = (AVRational){0,1};
    s->pix_fmt             = AV_PIX_FMT_NONE;
    s->sw_pix_fmt          = AV_PIX_FMT_NONE;
    s->sample_fmt          = AV_SAMPLE_FMT_NONE;

    s->reordered_opaque    = AV_NOPTS_VALUE;
    if(codec && codec->priv_data_size){
        if(!s->priv_data){
            s->priv_data= av_mallocz(codec->priv_data_size);
            if (!s->priv_data) {
                return AVERROR(ENOMEM);
            }
        }
        if(codec->priv_class){
            *(const AVClass**)s->priv_data = codec->priv_class;
            av_opt_set_defaults(s->priv_data);
        }
    }
    if (codec && codec->defaults) {
        int ret;
        const AVCodecDefault *d = codec->defaults;
        while (d->key) {
            ret = av_opt_set(s, d->key, d->value, 0);
            av_assert0(ret >= 0);
            d++;
        }
    }
    return 0;
}

#if FF_API_GET_CONTEXT_DEFAULTS
int avcodec_get_context_defaults3(AVCodecContext *s, const AVCodec *codec)
{
    return init_context_defaults(s, codec);
}
#endif

AVCodecContext *avcodec_alloc_context3(const AVCodec *codec)
{
    AVCodecContext *avctx= av_malloc(sizeof(AVCodecContext));

    if (!avctx)
        return NULL;

    if (init_context_defaults(avctx, codec) < 0) {
        av_free(avctx);
        return NULL;
    }

    return avctx;
}

void avcodec_free_context(AVCodecContext **pavctx)
{
    AVCodecContext *avctx = *pavctx;

    if (!avctx)
        return;

    avcodec_close(avctx);

    av_freep(&avctx->extradata);
    av_freep(&avctx->subtitle_header);
    av_freep(&avctx->intra_matrix);
    av_freep(&avctx->inter_matrix);
    av_freep(&avctx->rc_override);

    av_freep(pavctx);
}

#if FF_API_COPY_CONTEXT
static void copy_context_reset(AVCodecContext *avctx)
{
    int i;

    av_opt_free(avctx);
#if FF_API_CODED_FRAME
FF_DISABLE_DEPRECATION_WARNINGS
    av_frame_free(&avctx->coded_frame);
FF_ENABLE_DEPRECATION_WARNINGS
#endif
    av_freep(&avctx->rc_override);
    av_freep(&avctx->intra_matrix);
    av_freep(&avctx->inter_matrix);
    av_freep(&avctx->extradata);
    av_freep(&avctx->subtitle_header);
    av_buffer_unref(&avctx->hw_frames_ctx);
    av_buffer_unref(&avctx->hw_device_ctx);
    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->subtitle_header_size = 0;
    avctx->nb_coded_side_data = 0;
    avctx->extradata_size = 0;
}

int avcodec_copy_context(AVCodecContext *dest, const AVCodecContext *src)
{
    const AVCodec *orig_codec = dest->codec;
    uint8_t *orig_priv_data = dest->priv_data;

    if (avcodec_is_open(dest)) { // check that the dest context is uninitialized
        av_log(dest, AV_LOG_ERROR,
               "Tried to copy AVCodecContext %p into already-initialized %p\n",
               src, dest);
        return AVERROR(EINVAL);
    }

    copy_context_reset(dest);

    memcpy(dest, src, sizeof(*dest));
    av_opt_copy(dest, src);

    dest->priv_data       = orig_priv_data;
    dest->codec           = orig_codec;

    if (orig_priv_data && src->codec && src->codec->priv_class &&
        dest->codec && dest->codec->priv_class)
        av_opt_copy(orig_priv_data, src->priv_data);


    /* set values specific to opened codecs back to their default state */
    dest->slice_offset    = NULL;
    dest->hwaccel         = NULL;
    dest->internal        = NULL;
#if FF_API_CODED_FRAME
FF_DISABLE_DEPRECATION_WARNINGS
    dest->coded_frame     = NULL;
FF_ENABLE_DEPRECATION_WARNINGS
#endif

    /* reallocate values that should be allocated separately */
    dest->extradata       = NULL;
    dest->coded_side_data = NULL;
    dest->intra_matrix    = NULL;
    dest->inter_matrix    = NULL;
    dest->rc_override     = NULL;
    dest->subtitle_header = NULL;
    dest->hw_frames_ctx   = NULL;
    dest->hw_device_ctx   = NULL;
    dest->nb_coded_side_data = 0;

#define alloc_and_copy_or_fail(obj, size, pad) \
    if (src->obj && size > 0) { \
        dest->obj = av_malloc(size + pad); \
        if (!dest->obj) \
            goto fail; \
        memcpy(dest->obj, src->obj, size); \
        if (pad) \
            memset(((uint8_t *) dest->obj) + size, 0, pad); \
    }
    alloc_and_copy_or_fail(extradata,    src->extradata_size,
                           AV_INPUT_BUFFER_PADDING_SIZE);
    dest->extradata_size  = src->extradata_size;
    alloc_and_copy_or_fail(intra_matrix, 64 * sizeof(int16_t), 0);
    alloc_and_copy_or_fail(inter_matrix, 64 * sizeof(int16_t), 0);
    alloc_and_copy_or_fail(rc_override,  src->rc_override_count * sizeof(*src->rc_override), 0);
    alloc_and_copy_or_fail(subtitle_header, src->subtitle_header_size, 1);
    av_assert0(dest->subtitle_header_size == src->subtitle_header_size);
#undef alloc_and_copy_or_fail

    if (src->hw_frames_ctx) {
        dest->hw_frames_ctx = av_buffer_ref(src->hw_frames_ctx);
        if (!dest->hw_frames_ctx)
            goto fail;
    }

    return 0;

fail:
    copy_context_reset(dest);
    return AVERROR(ENOMEM);
}
#endif

const AVClass *avcodec_get_class(void)
{
    return &av_codec_context_class;
}

#define FOFFSET(x) offsetof(AVFrame,x)

static const AVOption frame_options[]={
{"best_effort_timestamp", "", FOFFSET(best_effort_timestamp), AV_OPT_TYPE_INT64, {.i64 = AV_NOPTS_VALUE }, INT64_MIN, INT64_MAX, 0},
{"pkt_pos", "", FOFFSET(pkt_pos), AV_OPT_TYPE_INT64, {.i64 = -1 }, INT64_MIN, INT64_MAX, 0},
{"pkt_size", "", FOFFSET(pkt_size), AV_OPT_TYPE_INT64, {.i64 = -1 }, INT64_MIN, INT64_MAX, 0},
{"sample_aspect_ratio", "", FOFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0},
{"width", "", FOFFSET(width), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"height", "", FOFFSET(height), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"format", "", FOFFSET(format), AV_OPT_TYPE_INT, {.i64 = -1 }, 0, INT_MAX, 0},
{"channel_layout", "", FOFFSET(channel_layout), AV_OPT_TYPE_INT64, {.i64 = 0 }, 0, INT64_MAX, 0},
{"sample_rate", "", FOFFSET(sample_rate), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{NULL},
};

static const AVClass av_frame_class = {
    .class_name              = "AVFrame",
    .item_name               = NULL,
    .option                  = frame_options,
    .version                 = LIBAVUTIL_VERSION_INT,
};

const AVClass *avcodec_get_frame_class(void)
{
    return &av_frame_class;
}

#define SROFFSET(x) offsetof(AVSubtitleRect,x)

static const AVOption subtitle_rect_options[]={
{"x", "", SROFFSET(x), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"y", "", SROFFSET(y), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"w", "", SROFFSET(w), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"h", "", SROFFSET(h), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"type", "", SROFFSET(type), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
{"flags", "", SROFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, 1, 0, "flags"},
{"forced", "", SROFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, 1, 0},
{NULL},
};

static const AVClass av_subtitle_rect_class = {
    .class_name             = "AVSubtitleRect",
    .item_name              = NULL,
    .option                 = subtitle_rect_options,
    .version                = LIBAVUTIL_VERSION_INT,
};

const AVClass *avcodec_get_subtitle_rect_class(void)
{
    return &av_subtitle_rect_class;
}


Generated by: GCOVR (Version 4.2)

Line	Branch	Exec	Source
1			/*
2			* Copyright (c) 2001 Fabrice Bellard
3			* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
4			*
5			* This file is part of FFmpeg.
6			*
7			* FFmpeg is free software; you can redistribute it and/or
8			* modify it under the terms of the GNU Lesser General Public
9			* License as published by the Free Software Foundation; either
10			* version 2.1 of the License, or (at your option) any later version.
11			*
12			* FFmpeg is distributed in the hope that it will be useful,
13			* but WITHOUT ANY WARRANTY; without even the implied warranty of
14			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15			* Lesser General Public License for more details.
16			*
17			* You should have received a copy of the GNU Lesser General Public
18			* License along with FFmpeg; if not, write to the Free Software
19			* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20			*/
21
22			/**
23			* @file
24			* Options definition for AVCodecContext.
25			*/
26
27			#include "avcodec.h"
28			#include "internal.h"
29			#include "libavutil/avassert.h"
30			#include "libavutil/internal.h"
31			#include "libavutil/mem.h"
32			#include "libavutil/opt.h"
33			#include <string.h>
34
35			FF_DISABLE_DEPRECATION_WARNINGS
36			#include "options_table.h"
37			FF_ENABLE_DEPRECATION_WARNINGS
38
39		4419	static const char* context_to_name(void* ptr) {
40		4419	AVCodecContext *avc= ptr;
41
42	✓✗✓✓ ✓✗	4419	if(avc && avc->codec && avc->codec->name)
43		4000	return avc->codec->name;
44			else
45		419	return "NULL";
46			}
47
48		1	static void codec_child_next(void obj, void *prev)
49			{
50		1	AVCodecContext *s = obj;
51	✓✗✓✗ ✓✗✓✗	1	if (!prev && s->codec && s->codec->priv_class && s->priv_data)
52		1	return s->priv_data;
53			return NULL;
54			}
55
56			#if FF_API_CHILD_CLASS_NEXT
57			static const AVClass codec_child_class_next(const AVClass prev)
58			{
59			void *iter = NULL;
60			const AVCodec *c = NULL;
61
62			/* find the codec that corresponds to prev */
63			while (prev && (c = av_codec_iterate(&iter)))
64			if (c->priv_class == prev)
65			break;
66
67			/* find next codec with priv options */
68			while (c = av_codec_iterate(&iter))
69			if (c->priv_class)
70			return c->priv_class;
71			return NULL;
72			}
73			#endif
74
75		8264450	static const AVClass codec_child_class_iterate(void *iter)
76			{
77			const AVCodec *c;
78			/* find next codec with priv options */
79	✓✓	45328789	while (c = av_codec_iterate(iter))
80	✓✓	45256982	if (c->priv_class)
81		8192643	return c->priv_class;
82		71807	return NULL;
83			}
84
85		4419	static AVClassCategory get_category(void *ptr)
86			{
87		4419	AVCodecContext* avctx = ptr;
88	✓✓✓✓	4419	if(avctx->codec && avctx->codec->decode) return AV_CLASS_CATEGORY_DECODER;
89		528	else return AV_CLASS_CATEGORY_ENCODER;
90			}
91
92			static const AVClass av_codec_context_class = {
93			.class_name = "AVCodecContext",
94			.item_name = context_to_name,
95			.option = avcodec_options,
96			.version = LIBAVUTIL_VERSION_INT,
97			.log_level_offset_offset = offsetof(AVCodecContext, log_level_offset),
98			.child_next = codec_child_next,
99			#if FF_API_CHILD_CLASS_NEXT
100			.child_class_next = codec_child_class_next,
101			#endif
102			.child_class_iterate = codec_child_class_iterate,
103			.category = AV_CLASS_CATEGORY_ENCODER,
104			.get_category = get_category,
105			};
106
107		51179	static int init_context_defaults(AVCodecContext s, const AVCodec codec)
108			{
109		51179	int flags=0;
110		51179	memset(s, 0, sizeof(AVCodecContext));
111
112		51179	s->av_class = &av_codec_context_class;
113
114	✓✓	51179	s->codec_type = codec ? codec->type : AVMEDIA_TYPE_UNKNOWN;
115	✓✓	51179	if (codec) {
116		12389	s->codec = codec;
117		12389	s->codec_id = codec->id;
118			}
119
120	✓✓	51179	if(s->codec_type == AVMEDIA_TYPE_AUDIO)
121		2566	flags= AV_OPT_FLAG_AUDIO_PARAM;
122	✓✓	48613	else if(s->codec_type == AVMEDIA_TYPE_VIDEO)
123		9748	flags= AV_OPT_FLAG_VIDEO_PARAM;
124	✓✓	38865	else if(s->codec_type == AVMEDIA_TYPE_SUBTITLE)
125		75	flags= AV_OPT_FLAG_SUBTITLE_PARAM;
126		51179	av_opt_set_defaults2(s, flags, flags);
127
128		51179	s->time_base = (AVRational){0,1};
129		51179	s->framerate = (AVRational){ 0, 1 };
130		51179	s->pkt_timebase = (AVRational){ 0, 1 };
131		51179	s->get_buffer2 = avcodec_default_get_buffer2;
132		51179	s->get_format = avcodec_default_get_format;
133		51179	s->execute = avcodec_default_execute;
134		51179	s->execute2 = avcodec_default_execute2;
135		51179	s->sample_aspect_ratio = (AVRational){0,1};
136		51179	s->pix_fmt = AV_PIX_FMT_NONE;
137		51179	s->sw_pix_fmt = AV_PIX_FMT_NONE;
138		51179	s->sample_fmt = AV_SAMPLE_FMT_NONE;
139
140		51179	s->reordered_opaque = AV_NOPTS_VALUE;
141	✓✓✓✓	51179	if(codec && codec->priv_data_size){
142	✓✗	7099	if(!s->priv_data){
143		7099	s->priv_data= av_mallocz(codec->priv_data_size);
144	✗✓	7099	if (!s->priv_data) {
145			return AVERROR(ENOMEM);
146			}
147			}
148	✓✓	7099	if(codec->priv_class){
149		2320	(const AVClass*)s->priv_data = codec->priv_class;
150		2320	av_opt_set_defaults(s->priv_data);
151			}
152			}
153	✓✓✓✓	51179	if (codec && codec->defaults) {
154			int ret;
155		186	const AVCodecDefault *d = codec->defaults;
156	✓✓	372	while (d->key) {
157		186	ret = av_opt_set(s, d->key, d->value, 0);
158	✗✓	186	av_assert0(ret >= 0);
159		186	d++;
160			}
161			}
162		51179	return 0;
163			}
164
165			#if FF_API_GET_CONTEXT_DEFAULTS
166			int avcodec_get_context_defaults3(AVCodecContext s, const AVCodec codec)
167			{
168			return init_context_defaults(s, codec);
169			}
170			#endif
171
172		51179	AVCodecContext avcodec_alloc_context3(const AVCodec codec)
173			{
174		51179	AVCodecContext *avctx= av_malloc(sizeof(AVCodecContext));
175
176	✗✓	51179	if (!avctx)
177			return NULL;
178
179	✗✓	51179	if (init_context_defaults(avctx, codec) < 0) {
180			av_free(avctx);
181			return NULL;
182			}
183
184		51179	return avctx;
185			}
186
187		51050	void avcodec_free_context(AVCodecContext **pavctx)
188			{
189		51050	AVCodecContext avctx = pavctx;
190
191	✓✓	51050	if (!avctx)
192		3	return;
193
194		51047	avcodec_close(avctx);
195
196		51047	av_freep(&avctx->extradata);
197		51047	av_freep(&avctx->subtitle_header);
198		51047	av_freep(&avctx->intra_matrix);
199		51047	av_freep(&avctx->inter_matrix);
200		51047	av_freep(&avctx->rc_override);
201
202		51047	av_freep(pavctx);
203			}
204
205			#if FF_API_COPY_CONTEXT
206		5850	static void copy_context_reset(AVCodecContext *avctx)
207			{
208			int i;
209
210		5850	av_opt_free(avctx);
211			#if FF_API_CODED_FRAME
212			FF_DISABLE_DEPRECATION_WARNINGS
213		5850	av_frame_free(&avctx->coded_frame);
214			FF_ENABLE_DEPRECATION_WARNINGS
215			#endif
216		5850	av_freep(&avctx->rc_override);
217		5850	av_freep(&avctx->intra_matrix);
218		5850	av_freep(&avctx->inter_matrix);
219		5850	av_freep(&avctx->extradata);
220		5850	av_freep(&avctx->subtitle_header);
221		5850	av_buffer_unref(&avctx->hw_frames_ctx);
222		5850	av_buffer_unref(&avctx->hw_device_ctx);
223	✗✓	5850	for (i = 0; i < avctx->nb_coded_side_data; i++)
224			av_freep(&avctx->coded_side_data[i].data);
225		5850	av_freep(&avctx->coded_side_data);
226		5850	avctx->subtitle_header_size = 0;
227		5850	avctx->nb_coded_side_data = 0;
228		5850	avctx->extradata_size = 0;
229		5850	}
230
231		5850	int avcodec_copy_context(AVCodecContext dest, const AVCodecContext src)
232			{
233		5850	const AVCodec *orig_codec = dest->codec;
234		5850	uint8_t *orig_priv_data = dest->priv_data;
235
236	✗✓	5850	if (avcodec_is_open(dest)) { // check that the dest context is uninitialized
237			av_log(dest, AV_LOG_ERROR,
238			"Tried to copy AVCodecContext %p into already-initialized %p\n",
239			src, dest);
240			return AVERROR(EINVAL);
241			}
242
243		5850	copy_context_reset(dest);
244
245		5850	memcpy(dest, src, sizeof(*dest));
246		5850	av_opt_copy(dest, src);
247
248		5850	dest->priv_data = orig_priv_data;
249		5850	dest->codec = orig_codec;
250
251	✓✓✓✓ ✓✓	5850	if (orig_priv_data && src->codec && src->codec->priv_class &&
252	✓✗✓✓	12	dest->codec && dest->codec->priv_class)
253		8	av_opt_copy(orig_priv_data, src->priv_data);
254
255
256			/* set values specific to opened codecs back to their default state */
257		5850	dest->slice_offset = NULL;
258		5850	dest->hwaccel = NULL;
259		5850	dest->internal = NULL;
260			#if FF_API_CODED_FRAME
261			FF_DISABLE_DEPRECATION_WARNINGS
262		5850	dest->coded_frame = NULL;
263			FF_ENABLE_DEPRECATION_WARNINGS
264			#endif
265
266			/* reallocate values that should be allocated separately */
267		5850	dest->extradata = NULL;
268		5850	dest->coded_side_data = NULL;
269		5850	dest->intra_matrix = NULL;
270		5850	dest->inter_matrix = NULL;
271		5850	dest->rc_override = NULL;
272		5850	dest->subtitle_header = NULL;
273		5850	dest->hw_frames_ctx = NULL;
274		5850	dest->hw_device_ctx = NULL;
275		5850	dest->nb_coded_side_data = 0;
276
277			#define alloc_and_copy_or_fail(obj, size, pad) \
278			if (src->obj && size > 0) { \
279			dest->obj = av_malloc(size + pad); \
280			if (!dest->obj) \
281			goto fail; \
282			memcpy(dest->obj, src->obj, size); \
283			if (pad) \
284			memset(((uint8_t *) dest->obj) + size, 0, pad); \
285			}
286	✓✓✓✗ ✗✓	5850	alloc_and_copy_or_fail(extradata, src->extradata_size,
287			AV_INPUT_BUFFER_PADDING_SIZE);
288		5850	dest->extradata_size = src->extradata_size;
289	✗✓✗✗	5850	alloc_and_copy_or_fail(intra_matrix, 64 * sizeof(int16_t), 0);
290	✗✓✗✗	5850	alloc_and_copy_or_fail(inter_matrix, 64 * sizeof(int16_t), 0);
291	✗✓✗✗ ✗✗	5850	alloc_and_copy_or_fail(rc_override, src->rc_override_count * sizeof(*src->rc_override), 0);
292	✓✓✓✗ ✗✓	5850	alloc_and_copy_or_fail(subtitle_header, src->subtitle_header_size, 1);
293	✗✓	5850	av_assert0(dest->subtitle_header_size == src->subtitle_header_size);
294			#undef alloc_and_copy_or_fail
295
296	✗✓	5850	if (src->hw_frames_ctx) {
297			dest->hw_frames_ctx = av_buffer_ref(src->hw_frames_ctx);
298			if (!dest->hw_frames_ctx)
299			goto fail;
300			}
301
302		5850	return 0;
303
304			fail:
305			copy_context_reset(dest);
306			return AVERROR(ENOMEM);
307			}
308			#endif
309
310		97204	const AVClass *avcodec_get_class(void)
311			{
312		97204	return &av_codec_context_class;
313			}
314
315			#define FOFFSET(x) offsetof(AVFrame,x)
316
317			static const AVOption frame_options[]={
318			{"best_effort_timestamp", "", FOFFSET(best_effort_timestamp), AV_OPT_TYPE_INT64, {.i64 = AV_NOPTS_VALUE }, INT64_MIN, INT64_MAX, 0},
319			{"pkt_pos", "", FOFFSET(pkt_pos), AV_OPT_TYPE_INT64, {.i64 = -1 }, INT64_MIN, INT64_MAX, 0},
320			{"pkt_size", "", FOFFSET(pkt_size), AV_OPT_TYPE_INT64, {.i64 = -1 }, INT64_MIN, INT64_MAX, 0},
321			{"sample_aspect_ratio", "", FOFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0},
322			{"width", "", FOFFSET(width), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
323			{"height", "", FOFFSET(height), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
324			{"format", "", FOFFSET(format), AV_OPT_TYPE_INT, {.i64 = -1 }, 0, INT_MAX, 0},
325			{"channel_layout", "", FOFFSET(channel_layout), AV_OPT_TYPE_INT64, {.i64 = 0 }, 0, INT64_MAX, 0},
326			{"sample_rate", "", FOFFSET(sample_rate), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
327			{NULL},
328			};
329
330			static const AVClass av_frame_class = {
331			.class_name = "AVFrame",
332			.item_name = NULL,
333			.option = frame_options,
334			.version = LIBAVUTIL_VERSION_INT,
335			};
336
337			const AVClass *avcodec_get_frame_class(void)
338			{
339			return &av_frame_class;
340			}
341
342			#define SROFFSET(x) offsetof(AVSubtitleRect,x)
343
344			static const AVOption subtitle_rect_options[]={
345			{"x", "", SROFFSET(x), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
346			{"y", "", SROFFSET(y), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
347			{"w", "", SROFFSET(w), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
348			{"h", "", SROFFSET(h), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
349			{"type", "", SROFFSET(type), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, 0},
350			{"flags", "", SROFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, 1, 0, "flags"},
351			{"forced", "", SROFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = 0}, 0, 1, 0},
352			{NULL},
353			};
354
355			static const AVClass av_subtitle_rect_class = {
356			.class_name = "AVSubtitleRect",
357			.item_name = NULL,
358			.option = subtitle_rect_options,
359			.version = LIBAVUTIL_VERSION_INT,
360			};
361
362			const AVClass *avcodec_get_subtitle_rect_class(void)
363			{
364			return &av_subtitle_rect_class;
365			}