return us;
}
-void show_help_options(const OptionDef *options, const char *msg, int mask,
- int value)
+void show_help_options(const OptionDef *options, const char *msg, int req_flags,
+ int rej_flags, int alt_flags)
{
const OptionDef *po;
int first;
first = 1;
for (po = options; po->name != NULL; po++) {
char buf[64];
- if ((po->flags & mask) == value) {
- if (first) {
- printf("%s", msg);
- first = 0;
- }
- av_strlcpy(buf, po->name, sizeof(buf));
- if (po->flags & HAS_ARG) {
- av_strlcat(buf, " ", sizeof(buf));
- av_strlcat(buf, po->argname, sizeof(buf));
- }
- printf("-%-17s %s\n", buf, po->help);
+
+ if (((po->flags & req_flags) != req_flags) ||
+ (alt_flags && !(po->flags & alt_flags)) ||
+ (po->flags & rej_flags))
+ continue;
+
+ if (first) {
+ printf("%s\n", msg);
+ first = 0;
+ }
+ av_strlcpy(buf, po->name, sizeof(buf));
+ if (po->argname) {
+ av_strlcat(buf, " ", sizeof(buf));
+ av_strlcat(buf, po->argname, sizeof(buf));
}
+ printf("-%-17s %s\n", buf, po->help);
}
+ printf("\n");
}
void show_help_children(const AVClass *class, int flags)
{
const AVClass *child = NULL;
- av_opt_show2(&class, NULL, flags, 0);
- printf("\n");
+ if (class->option) {
+ av_opt_show2(&class, NULL, flags, 0);
+ printf("\n");
+ }
while (child = av_opt_child_class_next(class, child))
show_help_children(child, flags);
#if defined(_WIN32) && !defined(__MINGW32CE__)
#include <windows.h>
+#include <shellapi.h>
/* Will be leaked on exit */
static char** win32_argv_utf8 = NULL;
static int win32_argc = 0;
if (po->flags & OPT_STRING) {
char *str;
str = av_strdup(arg);
+// av_freep(dst);
*(char **)dst = str;
} else if (po->flags & OPT_BOOL) {
*(int *)dst = bool_val;
} else if (po->flags & OPT_DOUBLE) {
*(double *)dst = parse_number_or_die(opt, arg, OPT_DOUBLE, -INFINITY, INFINITY);
} else if (po->u.func_arg) {
- int ret = po->flags & OPT_FUNC2 ? po->u.func2_arg(optctx, opt, arg)
- : po->u.func_arg(opt, arg);
+ int ret = po->u.func_arg(optctx, opt, arg);
if (ret < 0) {
av_log(NULL, AV_LOG_ERROR,
"Failed to set value '%s' for option '%s'\n", arg, opt);
if (!idx)
idx = locate_option(argc, argv, options, "v");
if (idx && argv[idx + 1])
- opt_loglevel("loglevel", argv[idx + 1]);
+ opt_loglevel(NULL, "loglevel", argv[idx + 1]);
idx = locate_option(argc, argv, options, "report");
if (idx || getenv("FFREPORT")) {
opt_report("report");
}
#define FLAGS (o->type == AV_OPT_TYPE_FLAGS) ? AV_DICT_APPEND : 0
-int opt_default(const char *opt, const char *arg)
+int opt_default(void *optctx, const char *opt, const char *arg)
{
const AVOption *o;
char opt_stripped[128];
return AVERROR_OPTION_NOT_FOUND;
}
-int opt_loglevel(const char *opt, const char *arg)
+int opt_loglevel(void *optctx, const char *opt, const char *arg)
{
const struct { const char *name; int level; } log_levels[] = {
{ "quiet" , AV_LOG_QUIET },
return 0;
}
-int opt_max_alloc(const char *opt, const char *arg)
+int opt_max_alloc(void *optctx, const char *opt, const char *arg)
{
char *tail;
size_t max;
return 0;
}
-int opt_cpuflags(const char *opt, const char *arg)
+int opt_cpuflags(void *optctx, const char *opt, const char *arg)
{
int ret;
unsigned flags = av_get_cpu_flags();
return 0;
}
-int opt_codec_debug(const char *opt, const char *arg)
+int opt_codec_debug(void *optctx, const char *opt, const char *arg)
{
av_log_set_level(AV_LOG_DEBUG);
- return opt_default(opt, arg);
+ return opt_default(NULL, opt, arg);
}
-int opt_timelimit(const char *opt, const char *arg)
+int opt_timelimit(void *optctx, const char *opt, const char *arg)
{
#if HAVE_SETRLIMIT
int lim = parse_number_or_die(opt, arg, OPT_INT64, 0, INT_MAX);
av_log(NULL, level, " Copyright (c) %d-%d the FFmpeg developers",
program_birth_year, this_year);
av_log(NULL, level, "\n");
- av_log(NULL, level, "%sbuilt on %s %s with %s %s\n",
- indent, __DATE__, __TIME__, CC_TYPE, CC_VERSION);
+ av_log(NULL, level, "%sbuilt on %s %s with %s\n",
+ indent, __DATE__, __TIME__, CC_IDENT);
+
av_log(NULL, level, "%sconfiguration: " FFMPEG_CONFIGURATION "\n", indent);
}
print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_INFO);
}
-int opt_version(const char *opt, const char *arg) {
+int show_version(void *optctx, const char *opt, const char *arg)
+{
av_log_set_callback(log_callback_help);
print_program_info (0 , AV_LOG_INFO);
print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
+
return 0;
}
-int opt_license(const char *opt, const char *arg)
+int show_license(void *optctx, const char *opt, const char *arg)
{
printf(
#if CONFIG_NONFREE
program_name, program_name, program_name
#endif
);
+
return 0;
}
-int opt_formats(const char *opt, const char *arg)
+int show_formats(void *optctx, const char *opt, const char *arg)
{
AVInputFormat *ifmt = NULL;
AVOutputFormat *ofmt = NULL;
return 0;
}
+#define PRINT_CODEC_SUPPORTED(codec, field, type, list_name, term, get_name) \
+ if (codec->field) { \
+ const type *p = c->field; \
+ \
+ printf(" Supported " list_name ":"); \
+ while (*p != term) { \
+ get_name(*p); \
+ printf(" %s", name); \
+ p++; \
+ } \
+ printf("\n"); \
+ } \
+
+static void print_codec(const AVCodec *c)
+{
+ int encoder = av_codec_is_encoder(c);
+
+ printf("%s %s [%s]:\n", encoder ? "Encoder" : "Decoder", c->name,
+ c->long_name ? c->long_name : "");
+
+ if (c->type == AVMEDIA_TYPE_VIDEO) {
+ printf(" Threading capabilities: ");
+ switch (c->capabilities & (CODEC_CAP_FRAME_THREADS |
+ CODEC_CAP_SLICE_THREADS)) {
+ case CODEC_CAP_FRAME_THREADS |
+ CODEC_CAP_SLICE_THREADS: printf("frame and slice"); break;
+ case CODEC_CAP_FRAME_THREADS: printf("frame"); break;
+ case CODEC_CAP_SLICE_THREADS: printf("slice"); break;
+ default: printf("no"); break;
+ }
+ printf("\n");
+ }
+
+ if (c->supported_framerates) {
+ const AVRational *fps = c->supported_framerates;
+
+ printf(" Supported framerates:");
+ while (fps->num) {
+ printf(" %d/%d", fps->num, fps->den);
+ fps++;
+ }
+ printf("\n");
+ }
+ PRINT_CODEC_SUPPORTED(c, pix_fmts, enum PixelFormat, "pixel formats",
+ PIX_FMT_NONE, GET_PIX_FMT_NAME);
+ PRINT_CODEC_SUPPORTED(c, supported_samplerates, int, "sample rates", 0,
+ GET_SAMPLE_RATE_NAME);
+ PRINT_CODEC_SUPPORTED(c, sample_fmts, enum AVSampleFormat, "sample formats",
+ AV_SAMPLE_FMT_NONE, GET_SAMPLE_FMT_NAME);
+ PRINT_CODEC_SUPPORTED(c, channel_layouts, uint64_t, "channel layouts",
+ 0, GET_CH_LAYOUT_DESC);
+
+ if (c->priv_class) {
+ show_help_children(c->priv_class,
+ AV_OPT_FLAG_ENCODING_PARAM |
+ AV_OPT_FLAG_DECODING_PARAM);
+ }
+}
+
static char get_media_type_char(enum AVMediaType type)
{
- static const char map[AVMEDIA_TYPE_NB] = {
- [AVMEDIA_TYPE_VIDEO] = 'V',
- [AVMEDIA_TYPE_AUDIO] = 'A',
- [AVMEDIA_TYPE_DATA] = 'D',
- [AVMEDIA_TYPE_SUBTITLE] = 'S',
- [AVMEDIA_TYPE_ATTACHMENT] = 'T',
- };
- return type >= 0 && type < AVMEDIA_TYPE_NB && map[type] ? map[type] : '?';
+ switch (type) {
+ case AVMEDIA_TYPE_VIDEO: return 'V';
+ case AVMEDIA_TYPE_AUDIO: return 'A';
+ case AVMEDIA_TYPE_DATA: return 'D';
+ case AVMEDIA_TYPE_SUBTITLE: return 'S';
+ case AVMEDIA_TYPE_ATTACHMENT:return 'T';
+ default: return '?';
+ }
}
-int opt_codecs(const char *opt, const char *arg)
+static const AVCodec *next_codec_for_id(enum AVCodecID id, const AVCodec *prev,
+ int encoder)
{
- AVCodec *p = NULL, *p2;
- const char *last_name;
+ while ((prev = av_codec_next(prev))) {
+ if (prev->id == id &&
+ (encoder ? av_codec_is_encoder(prev) : av_codec_is_decoder(prev)))
+ return prev;
+ }
+ return NULL;
+}
+
+static void print_codecs_for_id(enum AVCodecID id, int encoder)
+{
+ const AVCodec *codec = NULL;
+
+ printf(" (%s: ", encoder ? "encoders" : "decoders");
+
+ while ((codec = next_codec_for_id(id, codec, encoder)))
+ printf("%s ", codec->name);
+
+ printf(")");
+}
+
+int show_codecs(void *optctx, const char *opt, const char *arg)
+{
+ const AVCodecDescriptor *desc = NULL;
+
printf("Codecs:\n"
- " D...... = Decoding supported\n"
- " .E..... = Encoding supported\n"
- " ..V.... = Video codec\n"
- " ..A.... = Audio codec\n"
- " ..S.... = Subtitle codec\n"
- " ...S... = Supports draw_horiz_band\n"
- " ....D.. = Supports direct rendering method 1\n"
- " .....T. = Supports weird frame truncation\n"
- " ......F = Supports frame-based multi-threading\n"
- " ......S = Supports slice-based multi-threading\n"
- " ......B = Supports both frame-based and slice-based multi-threading\n"
- " --------\n");
- last_name= "000";
- for (;;) {
- int decode = 0;
- int encode = 0;
- int cap = 0;
-
- p2 = NULL;
- while ((p = av_codec_next(p))) {
- if ((p2 == NULL || strcmp(p->name, p2->name) < 0) &&
- strcmp(p->name, last_name) > 0) {
- p2 = p;
- decode = encode = cap = 0;
+ " D..... = Decoding supported\n"
+ " .E.... = Encoding supported\n"
+ " ..V... = Video codec\n"
+ " ..A... = Audio codec\n"
+ " ..S... = Subtitle codec\n"
+ " ...I.. = Intra frame-only codec\n"
+ " ....L. = Lossy compression\n"
+ " .....S = Lossless compression\n"
+ " -------\n");
+ while ((desc = avcodec_descriptor_next(desc))) {
+ const AVCodec *codec = NULL;
+
+ printf(" ");
+ printf(avcodec_find_decoder(desc->id) ? "D" : ".");
+ printf(avcodec_find_encoder(desc->id) ? "E" : ".");
+
+ printf("%c", get_media_type_char(desc->type));
+ printf((desc->props & AV_CODEC_PROP_INTRA_ONLY) ? "I" : ".");
+ printf((desc->props & AV_CODEC_PROP_LOSSY) ? "L" : ".");
+ printf((desc->props & AV_CODEC_PROP_LOSSLESS) ? "S" : ".");
+
+ printf(" %-20s %s", desc->name, desc->long_name ? desc->long_name : "");
+
+ /* print decoders/encoders when there's more than one or their
+ * names are different from codec name */
+ while ((codec = next_codec_for_id(desc->id, codec, 0))) {
+ if (strcmp(codec->name, desc->name)) {
+ print_codecs_for_id(desc->id, 0);
+ break;
}
- if (p2 && strcmp(p->name, p2->name) == 0) {
- if (av_codec_is_decoder(p))
- decode = 1;
- if (av_codec_is_encoder(p))
- encode = 1;
- cap |= p->capabilities;
+ }
+ codec = NULL;
+ while ((codec = next_codec_for_id(desc->id, codec, 1))) {
+ if (strcmp(codec->name, desc->name)) {
+ print_codecs_for_id(desc->id, 1);
+ break;
}
}
- if (p2 == NULL)
- break;
- last_name = p2->name;
- printf(" %s%s%c%s%s%s%s %-15s %s",
- decode ? "D" : (/* p2->decoder ? "d" : */ " "),
- encode ? "E" : " ",
- get_media_type_char(p2->type),
- cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S" : " ",
- cap & CODEC_CAP_DR1 ? "D" : " ",
- cap & CODEC_CAP_TRUNCATED ? "T" : " ",
- cap & CODEC_CAP_FRAME_THREADS ? cap & CODEC_CAP_SLICE_THREADS ? "B" : "F" :
- cap & CODEC_CAP_SLICE_THREADS ? "S" : " ",
- p2->name,
- p2->long_name ? p2->long_name : "");
-#if 0
- if (p2->decoder && decode == 0)
- printf(" use %s for decoding", p2->decoder->name);
-#endif
printf("\n");
}
- printf("\n");
- printf("Note, the names of encoders and decoders do not always match, so there are\n"
- "several cases where the above table shows encoder only or decoder only entries\n"
- "even though both encoding and decoding are supported. For example, the h263\n"
- "decoder corresponds to the h263 and h263p encoders, for file formats it is even\n"
- "worse.\n");
return 0;
}
-int opt_bsfs(const char *opt, const char *arg)
+static void print_codecs(int encoder)
+{
+ const AVCodecDescriptor *desc = NULL;
+
+ printf("%s:\n"
+ " V..... = Video\n"
+ " A..... = Audio\n"
+ " S..... = Subtitle\n"
+ " .F.... = Frame-level multithreading\n"
+ " ..S... = Slice-level multithreading\n"
+ " ...X.. = Codec is experimental\n"
+ " ....B. = Supports draw_horiz_band\n"
+ " .....D = Supports direct rendering method 1\n"
+ " ------\n",
+ encoder ? "Encoders" : "Decoders");
+ while ((desc = avcodec_descriptor_next(desc))) {
+ const AVCodec *codec = NULL;
+
+ while ((codec = next_codec_for_id(desc->id, codec, encoder))) {
+ printf(" %c", get_media_type_char(desc->type));
+ printf((codec->capabilities & CODEC_CAP_FRAME_THREADS) ? "F" : ".");
+ printf((codec->capabilities & CODEC_CAP_SLICE_THREADS) ? "S" : ".");
+ printf((codec->capabilities & CODEC_CAP_EXPERIMENTAL) ? "X" : ".");
+ printf((codec->capabilities & CODEC_CAP_DRAW_HORIZ_BAND)?"B" : ".");
+ printf((codec->capabilities & CODEC_CAP_DR1) ? "D" : ".");
+
+ printf(" %-20s %s", codec->name, codec->long_name ? codec->long_name : "");
+ if (strcmp(codec->name, desc->name))
+ printf(" (codec %s)", desc->name);
+
+ printf("\n");
+ }
+ }
+}
+
+int show_decoders(void *optctx, const char *opt, const char *arg)
+{
+ print_codecs(0);
+ return 0;
+}
+
+int show_encoders(void *optctx, const char *opt, const char *arg)
+{
+ print_codecs(1);
+ return 0;
+}
+
+int show_bsfs(void *optctx, const char *opt, const char *arg)
{
AVBitStreamFilter *bsf = NULL;
return 0;
}
-int opt_protocols(const char *opt, const char *arg)
+int show_protocols(void *optctx, const char *opt, const char *arg)
{
void *opaque = NULL;
const char *name;
return 0;
}
-int opt_filters(const char *opt, const char *arg)
+int show_filters(void *optctx, const char *opt, const char *arg)
{
AVFilter av_unused(**filter) = NULL;
char descr[64], *descr_cur;
return 0;
}
-int opt_pix_fmts(const char *opt, const char *arg)
+int show_pix_fmts(void *optctx, const char *opt, const char *arg)
{
enum PixelFormat pix_fmt;
return 0;
}
-int show_sample_fmts(const char *opt, const char *arg)
+int show_layouts(void *optctx, const char *opt, const char *arg)
+{
+ int i = 0;
+ uint64_t layout, j;
+ const char *name, *descr;
+
+ printf("Individual channels:\n"
+ "NAME DESCRIPTION\n");
+ for (i = 0; i < 63; i++) {
+ name = av_get_channel_name((uint64_t)1 << i);
+ if (!name)
+ continue;
+ descr = av_get_channel_description((uint64_t)1 << i);
+ printf("%-12s%s\n", name, descr);
+ }
+ printf("\nStandard channel layouts:\n"
+ "NAME DECOMPOSITION\n");
+ for (i = 0; !av_get_standard_channel_layout(i, &layout, &name); i++) {
+ if (name) {
+ printf("%-12s", name);
+ for (j = 1; j; j <<= 1)
+ if ((layout & j))
+ printf("%s%s", (layout & (j - 1)) ? "+" : "", av_get_channel_name(j));
+ printf("\n");
+ }
+ }
+ return 0;
+}
+
+int show_sample_fmts(void *optctx, const char *opt, const char *arg)
{
int i;
char fmt_str[128];
return 0;
}
+static void show_help_codec(const char *name, int encoder)
+{
+ const AVCodecDescriptor *desc;
+ const AVCodec *codec;
+
+ if (!name) {
+ av_log(NULL, AV_LOG_ERROR, "No codec name specified.\n");
+ return;
+ }
+
+ codec = encoder ? avcodec_find_encoder_by_name(name) :
+ avcodec_find_decoder_by_name(name);
+
+ if (codec)
+ print_codec(codec);
+ else if ((desc = avcodec_descriptor_get_by_name(name))) {
+ int printed = 0;
+
+ while ((codec = next_codec_for_id(desc->id, codec, encoder))) {
+ printed = 1;
+ print_codec(codec);
+ }
+
+ if (!printed) {
+ av_log(NULL, AV_LOG_ERROR, "Codec '%s' is known to FFmpeg, "
+ "but no %s for it are available. FFmpeg might need to be "
+ "recompiled with additional external libraries.\n",
+ name, encoder ? "encoders" : "decoders");
+ }
+ } else {
+ av_log(NULL, AV_LOG_ERROR, "Codec '%s' is not recognized by FFmpeg.\n",
+ name);
+ }
+}
+
+static void show_help_demuxer(const char *name)
+{
+ const AVInputFormat *fmt = av_find_input_format(name);
+
+ if (!fmt) {
+ av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
+ return;
+ }
+
+ printf("Demuxer %s [%s]:\n", fmt->name, fmt->long_name);
+
+ if (fmt->extensions)
+ printf(" Common extensions: %s.\n", fmt->extensions);
+
+ if (fmt->priv_class)
+ show_help_children(fmt->priv_class, AV_OPT_FLAG_DECODING_PARAM);
+}
+
+static void show_help_muxer(const char *name)
+{
+ const AVCodecDescriptor *desc;
+ const AVOutputFormat *fmt = av_guess_format(name, NULL, NULL);
+
+ if (!fmt) {
+ av_log(NULL, AV_LOG_ERROR, "Unknown format '%s'.\n", name);
+ return;
+ }
+
+ printf("Muxer %s [%s]:\n", fmt->name, fmt->long_name);
+
+ if (fmt->extensions)
+ printf(" Common extensions: %s.\n", fmt->extensions);
+ if (fmt->mime_type)
+ printf(" Mime type: %s.\n", fmt->mime_type);
+ if (fmt->video_codec != AV_CODEC_ID_NONE &&
+ (desc = avcodec_descriptor_get(fmt->video_codec))) {
+ printf(" Default video codec: %s.\n", desc->name);
+ }
+ if (fmt->audio_codec != AV_CODEC_ID_NONE &&
+ (desc = avcodec_descriptor_get(fmt->audio_codec))) {
+ printf(" Default audio codec: %s.\n", desc->name);
+ }
+ if (fmt->subtitle_codec != AV_CODEC_ID_NONE &&
+ (desc = avcodec_descriptor_get(fmt->subtitle_codec))) {
+ printf(" Default subtitle codec: %s.\n", desc->name);
+ }
+
+ if (fmt->priv_class)
+ show_help_children(fmt->priv_class, AV_OPT_FLAG_ENCODING_PARAM);
+}
+
+int show_help(void *optctx, const char *opt, const char *arg)
+{
+ char *topic, *par;
+ av_log_set_callback(log_callback_help);
+
+ topic = av_strdup(arg ? arg : "");
+ par = strchr(topic, '=');
+ if (par)
+ *par++ = 0;
+
+ if (!*topic) {
+ show_help_default(topic, par);
+ } else if (!strcmp(topic, "decoder")) {
+ show_help_codec(par, 0);
+ } else if (!strcmp(topic, "encoder")) {
+ show_help_codec(par, 1);
+ } else if (!strcmp(topic, "demuxer")) {
+ show_help_demuxer(par);
+ } else if (!strcmp(topic, "muxer")) {
+ show_help_muxer(par);
+ } else {
+ show_help_default(topic, par);
+ }
+
+ av_freep(&topic);
+ return 0;
+}
+
int read_yesno(void)
{
int c = getchar();
int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
{
- if (*spec <= '9' && *spec >= '0') /* opt:index */
- return strtol(spec, NULL, 0) == st->index;
- else if (*spec == 'v' || *spec == 'a' || *spec == 's' || *spec == 'd' ||
- *spec == 't') { /* opt:[vasdt] */
- enum AVMediaType type;
-
- switch (*spec++) {
- case 'v': type = AVMEDIA_TYPE_VIDEO; break;
- case 'a': type = AVMEDIA_TYPE_AUDIO; break;
- case 's': type = AVMEDIA_TYPE_SUBTITLE; break;
- case 'd': type = AVMEDIA_TYPE_DATA; break;
- case 't': type = AVMEDIA_TYPE_ATTACHMENT; break;
- default: av_assert0(0);
- }
- if (type != st->codec->codec_type)
- return 0;
- if (*spec++ == ':') { /* possibly followed by :index */
- int i, index = strtol(spec, NULL, 0);
- for (i = 0; i < s->nb_streams; i++)
- if (s->streams[i]->codec->codec_type == type && index-- == 0)
- return i == st->index;
- return 0;
- }
- return 1;
- } else if (*spec == 'p' && *(spec + 1) == ':') {
- int prog_id, i, j;
- char *endptr;
- spec += 2;
- prog_id = strtol(spec, &endptr, 0);
- for (i = 0; i < s->nb_programs; i++) {
- if (s->programs[i]->id != prog_id)
- continue;
-
- if (*endptr++ == ':') {
- int stream_idx = strtol(endptr, NULL, 0);
- return stream_idx >= 0 &&
- stream_idx < s->programs[i]->nb_stream_indexes &&
- st->index == s->programs[i]->stream_index[stream_idx];
- }
-
- for (j = 0; j < s->programs[i]->nb_stream_indexes; j++)
- if (st->index == s->programs[i]->stream_index[j])
- return 1;
- }
- return 0;
- } else if (*spec == '#') {
- int sid;
- char *endptr;
- sid = strtol(spec + 1, &endptr, 0);
- if (!*endptr)
- return st->id == sid;
- } else if (!*spec) /* empty specifier, matches everything */
- return 1;
-
- av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
- return AVERROR(EINVAL);
+ int ret = avformat_match_stream_specifier(s, st, spec);
+ if (ret < 0)
+ av_log(s, AV_LOG_ERROR, "Invalid stream specifier: %s.\n", spec);
+ return ret;
}
-AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id,
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
AVFormatContext *s, AVStream *st, AVCodec *codec)
{
AVDictionary *ret = NULL;
if ((ret = av_image_alloc(buf->base, buf->linesize, w, h,
s->pix_fmt, 32)) < 0) {
av_freep(&buf);
+ av_log(s, AV_LOG_ERROR, "alloc_buffer: av_image_alloc() failed\n");
return ret;
}
/* XXX this shouldn't be needed, but some tests break without this line
for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
const int h_shift = i==0 ? 0 : h_chroma_shift;
const int v_shift = i==0 ? 0 : v_chroma_shift;
- if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[1] || !buf->base[i])
+ if ((s->flags & CODEC_FLAG_EMU_EDGE) || !buf->linesize[i] || !buf->base[i])
buf->data[i] = buf->base[i];
else
buf->data[i] = buf->base[i] +
FrameBuffer *buf;
int ret, i;
- if(av_image_check_size(s->width, s->height, 0, s) || s->pix_fmt<0)
+ if(av_image_check_size(s->width, s->height, 0, s) || s->pix_fmt<0) {
+ av_log(s, AV_LOG_ERROR, "codec_get_buffer: image parameters invalid\n");
return -1;
+ }
if (!*pool && (ret = alloc_buffer(pool, s, pool)) < 0)
return ret;
projects / ffmpeg / blobdiff