#include "libavformat/avformat.h"
#include "libavfilter/avfilter.h"
#include "libavdevice/avdevice.h"
+#include "libavresample/avresample.h"
#include "libswscale/swscale.h"
-#include "libpostproc/postprocess.h"
+#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/mathematics.h"
+#include "libavutil/imgutils.h"
#include "libavutil/parseutils.h"
#include "libavutil/pixdesc.h"
#include "libavutil/eval.h"
#include "libavformat/network.h"
#endif
#if HAVE_SYS_RESOURCE_H
+#include <sys/time.h>
#include <sys/resource.h>
#endif
struct SwsContext *sws_opts;
AVDictionary *format_opts, *codec_opts;
-static const int this_year = 2011;
+static const int this_year = 2012;
void init_opts(void)
{
#if CONFIG_SWSCALE
- sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC, NULL, NULL, NULL);
+ sws_opts = sws_getContext(16, 16, 0, 16, 16, 0, SWS_BICUBIC,
+ NULL, NULL, NULL);
#endif
}
av_dict_free(&codec_opts);
}
-void log_callback_help(void* ptr, int level, const char* fmt, va_list vl)
+void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
{
vfprintf(stdout, fmt, vl);
}
-double parse_number_or_die(const char *context, const char *numstr, int type, double min, double max)
+double parse_number_or_die(const char *context, const char *numstr, int type,
+ double min, double max)
{
char *tail;
const char *error;
double d = av_strtod(numstr, &tail);
if (*tail)
- error= "Expected number for %s but found: %s\n";
+ error = "Expected number for %s but found: %s\n";
else if (d < min || d > max)
- error= "The value for %s was %s which is not within %f - %f\n";
- else if(type == OPT_INT64 && (int64_t)d != d)
- error= "Expected int64 for %s but found %s\n";
+ error = "The value for %s was %s which is not within %f - %f\n";
+ else if (type == OPT_INT64 && (int64_t)d != d)
+ error = "Expected int64 for %s but found %s\n";
else if (type == OPT_INT && (int)d != d)
- error= "Expected int for %s but found %s\n";
+ error = "Expected int for %s but found %s\n";
else
return d;
av_log(NULL, AV_LOG_FATAL, error, context, numstr, min, max);
- exit_program(1);
+ exit(1);
return 0;
}
-int64_t parse_time_or_die(const char *context, const char *timestr, int is_duration)
+int64_t parse_time_or_die(const char *context, const char *timestr,
+ int is_duration)
{
int64_t us;
if (av_parse_time(&us, timestr, is_duration) < 0) {
av_log(NULL, AV_LOG_FATAL, "Invalid %s specification for %s: %s\n",
is_duration ? "duration" : "date", context, timestr);
- exit_program(1);
+ exit(1);
}
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++) {
+ 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)
show_help_children(child, flags);
}
-static const OptionDef* find_option(const OptionDef *po, const char *name){
+static const OptionDef *find_option(const OptionDef *po, const char *name)
+{
const char *p = strchr(name, ':');
int len = p ? p - name : strlen(name);
return po;
}
-#if defined(_WIN32) && !defined(__MINGW32CE__)
+#if HAVE_COMMANDLINETOARGVW
#include <windows.h>
+#include <shellapi.h>
/* Will be leaked on exit */
static char** win32_argv_utf8 = NULL;
static int win32_argc = 0;
buffsize += WideCharToMultiByte(CP_UTF8, 0, argv_w[i], -1,
NULL, 0, NULL, NULL);
- win32_argv_utf8 = av_mallocz(sizeof(char*) * (win32_argc + 1) + buffsize);
- argstr_flat = (char*)win32_argv_utf8 + sizeof(char*) * (win32_argc + 1);
+ win32_argv_utf8 = av_mallocz(sizeof(char *) * (win32_argc + 1) + buffsize);
+ argstr_flat = (char *)win32_argv_utf8 + sizeof(char *) * (win32_argc + 1);
if (win32_argv_utf8 == NULL) {
LocalFree(argv_w);
return;
{
/* nothing to do */
}
-#endif /* WIN32 && !__MINGW32CE__ */
+#endif /* HAVE_COMMANDLINETOARGVW */
-int parse_option(void *optctx, const char *opt, const char *arg, const OptionDef *options)
+int parse_option(void *optctx, const char *opt, const char *arg,
+ const OptionDef *options)
{
const OptionDef *po;
int bool_val = 1;
if (!po->name && opt[0] == 'n' && opt[1] == 'o') {
/* handle 'no' bool option */
po = find_option(options, opt + 2);
- if (!(po->name && (po->flags & OPT_BOOL)))
- goto unknown_opt;
- bool_val = 0;
+ if ((po->name && (po->flags & OPT_BOOL)))
+ bool_val = 0;
}
if (!po->name)
po = find_option(options, "default");
if (!po->name) {
-unknown_opt:
av_log(NULL, AV_LOG_ERROR, "Unrecognized option '%s'\n", opt);
return AVERROR(EINVAL);
}
/* new-style options contain an offset into optctx, old-style address of
* a global var*/
- dst = po->flags & (OPT_OFFSET|OPT_SPEC) ? (uint8_t*)optctx + po->u.off : po->u.dst_ptr;
+ dst = po->flags & (OPT_OFFSET | OPT_SPEC) ? (uint8_t *)optctx + po->u.off
+ : po->u.dst_ptr;
if (po->flags & OPT_SPEC) {
SpecifierOpt **so = dst;
char *p = strchr(opt, ':');
- dstcount = (int*)(so + 1);
+ dstcount = (int *)(so + 1);
*so = grow_array(*so, sizeof(**so), dstcount, *dstcount + 1);
(*so)[*dstcount - 1].specifier = av_strdup(p ? p + 1 : "");
dst = &(*so)[*dstcount - 1].u;
if (po->flags & OPT_STRING) {
char *str;
str = av_strdup(arg);
- *(char**)dst = str;
+ av_freep(dst);
+ *(char **)dst = str;
} else if (po->flags & OPT_BOOL) {
- *(int*)dst = bool_val;
+ *(int *)dst = bool_val;
} else if (po->flags & OPT_INT) {
- *(int*)dst = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
+ *(int *)dst = parse_number_or_die(opt, arg, OPT_INT64, INT_MIN, INT_MAX);
} else if (po->flags & OPT_INT64) {
- *(int64_t*)dst = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
+ *(int64_t *)dst = parse_number_or_die(opt, arg, OPT_INT64, INT64_MIN, INT64_MAX);
} else if (po->flags & OPT_TIME) {
- *(int64_t*)dst = parse_time_or_die(opt, arg, 1);
+ *(int64_t *)dst = parse_time_or_die(opt, arg, 1);
} else if (po->flags & OPT_FLOAT) {
- *(float*)dst = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
+ *(float *)dst = parse_number_or_die(opt, arg, OPT_FLOAT, -INFINITY, INFINITY);
} else if (po->flags & OPT_DOUBLE) {
- *(double*)dst = parse_number_or_die(opt, arg, OPT_DOUBLE, -INFINITY, INFINITY);
+ *(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);
+ av_log(NULL, AV_LOG_ERROR,
+ "Failed to set value '%s' for option '%s'\n", arg, opt);
return ret;
}
}
if (po->flags & OPT_EXIT)
- exit_program(0);
+ exit(0);
return !!(po->flags & HAS_ARG);
}
void parse_options(void *optctx, int argc, char **argv, const OptionDef *options,
- void (* parse_arg_function)(void *, const char*))
+ void (*parse_arg_function)(void *, const char*))
{
const char *opt;
int optindex, handleoptions = 1, ret;
opt++;
if ((ret = parse_option(optctx, opt, argv[optindex], options)) < 0)
- exit_program(1);
+ exit(1);
optindex += ret;
} else {
if (parse_arg_function)
}
}
-/*
- * Return index of option opt in argv or 0 if not found.
- */
-static int locate_option(int argc, char **argv, const OptionDef *options, const char *optname)
+int locate_option(int argc, char **argv, const OptionDef *options,
+ const char *optname)
{
const OptionDef *po;
int i;
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]);
}
#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];
const char *p;
- const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class(), *sc = sws_get_class();
+ const AVClass *cc = avcodec_get_class(), *fc = avformat_get_class();
+#if CONFIG_SWSCALE
+ const AVClass *sc = sws_get_class();
+#endif
if (!(p = strchr(opt, ':')))
p = opt + strlen(opt);
av_strlcpy(opt_stripped, opt, FFMIN(sizeof(opt_stripped), p - opt + 1));
- if ((o = av_opt_find(&cc, opt_stripped, NULL, 0, AV_OPT_SEARCH_CHILDREN|AV_OPT_SEARCH_FAKE_OBJ)) ||
- ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') &&
- (o = av_opt_find(&cc, opt+1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ))))
+ if ((o = av_opt_find(&cc, opt_stripped, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)) ||
+ ((opt[0] == 'v' || opt[0] == 'a' || opt[0] == 's') &&
+ (o = av_opt_find(&cc, opt + 1, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ))))
av_dict_set(&codec_opts, opt, arg, FLAGS);
- else if ((o = av_opt_find(&fc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
+ else if ((o = av_opt_find(&fc, opt, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ)))
av_dict_set(&format_opts, opt, arg, FLAGS);
- else if ((o = av_opt_find(&sc, opt, NULL, 0, AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) {
+#if CONFIG_SWSCALE
+ else if ((o = av_opt_find(&sc, opt, NULL, 0,
+ AV_OPT_SEARCH_CHILDREN | AV_OPT_SEARCH_FAKE_OBJ))) {
// XXX we only support sws_flags, not arbitrary sws options
int ret = av_opt_set(sws_opts, opt, arg, 0);
if (ret < 0) {
return ret;
}
}
+#endif
if (o)
return 0;
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 },
"Possible levels are numbers or:\n", arg);
for (i = 0; i < FF_ARRAY_ELEMS(log_levels); i++)
av_log(NULL, AV_LOG_FATAL, "\"%s\"\n", log_levels[i].name);
- exit_program(1);
+ exit(1);
}
av_log_set_level(level);
return 0;
}
-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);
const char *indent = flags & INDENT? " " : ""; \
if (flags & SHOW_VERSION) { \
unsigned int version = libname##_version(); \
- av_log(NULL, level, "%slib%-9s %2d.%3d.%2d / %2d.%3d.%2d\n",\
+ av_log(NULL, level, \
+ "%slib%-10s %2d.%3d.%2d / %2d.%3d.%2d\n", \
indent, #libname, \
LIB##LIBNAME##_VERSION_MAJOR, \
LIB##LIBNAME##_VERSION_MINOR, \
PRINT_LIB_INFO(avformat, AVFORMAT, flags, level);
PRINT_LIB_INFO(avdevice, AVDEVICE, flags, level);
PRINT_LIB_INFO(avfilter, AVFILTER, flags, level);
+ PRINT_LIB_INFO(avresample, AVRESAMPLE, flags, level);
PRINT_LIB_INFO(swscale, SWSCALE, flags, level);
- PRINT_LIB_INFO(postproc, POSTPROC, flags, level);
}
void show_banner(void)
{
- av_log(NULL, AV_LOG_INFO, "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
+ av_log(NULL, AV_LOG_INFO,
+ "%s version " LIBAV_VERSION ", Copyright (c) %d-%d the Libav developers\n",
program_name, program_birth_year, this_year);
- av_log(NULL, AV_LOG_INFO, " built on %s %s with %s %s\n",
- __DATE__, __TIME__, CC_TYPE, CC_VERSION);
+ av_log(NULL, AV_LOG_INFO, " built on %s %s with %s\n",
+ __DATE__, __TIME__, CC_IDENT);
av_log(NULL, AV_LOG_VERBOSE, " configuration: " LIBAV_CONFIGURATION "\n");
print_all_libs_info(INDENT|SHOW_CONFIG, AV_LOG_VERBOSE);
print_all_libs_info(INDENT|SHOW_VERSION, AV_LOG_VERBOSE);
}
-void show_version(void) {
+int show_version(void *optctx, const char *opt, const char *arg)
+{
av_log_set_callback(log_callback_help);
printf("%s " LIBAV_VERSION "\n", program_name);
print_all_libs_info(SHOW_VERSION, AV_LOG_INFO);
+
+ return 0;
}
-void show_license(void)
+int show_license(void *optctx, const char *opt, const char *arg)
{
printf(
#if CONFIG_NONFREE
program_name, program_name, program_name
#endif
);
+
+ return 0;
}
-void show_formats(void)
+int show_formats(void *optctx, const char *opt, const char *arg)
{
- AVInputFormat *ifmt=NULL;
- AVOutputFormat *ofmt=NULL;
+ AVInputFormat *ifmt = NULL;
+ AVOutputFormat *ofmt = NULL;
const char *last_name;
- printf(
- "File formats:\n"
- " D. = Demuxing supported\n"
- " .E = Muxing supported\n"
- " --\n");
- last_name= "000";
- for(;;){
- int decode=0;
- int encode=0;
- const char *name=NULL;
- const char *long_name=NULL;
-
- while((ofmt= av_oformat_next(ofmt))) {
- if((name == NULL || strcmp(ofmt->name, name)<0) &&
- strcmp(ofmt->name, last_name)>0){
- name= ofmt->name;
- long_name= ofmt->long_name;
- encode=1;
+ printf("File formats:\n"
+ " D. = Demuxing supported\n"
+ " .E = Muxing supported\n"
+ " --\n");
+ last_name = "000";
+ for (;;) {
+ int decode = 0;
+ int encode = 0;
+ const char *name = NULL;
+ const char *long_name = NULL;
+
+ while ((ofmt = av_oformat_next(ofmt))) {
+ if ((name == NULL || strcmp(ofmt->name, name) < 0) &&
+ strcmp(ofmt->name, last_name) > 0) {
+ name = ofmt->name;
+ long_name = ofmt->long_name;
+ encode = 1;
}
}
- while((ifmt= av_iformat_next(ifmt))) {
- if((name == NULL || strcmp(ifmt->name, name)<0) &&
- strcmp(ifmt->name, last_name)>0){
- name= ifmt->name;
- long_name= ifmt->long_name;
- encode=0;
+ while ((ifmt = av_iformat_next(ifmt))) {
+ if ((name == NULL || strcmp(ifmt->name, name) < 0) &&
+ strcmp(ifmt->name, last_name) > 0) {
+ name = ifmt->name;
+ long_name = ifmt->long_name;
+ encode = 0;
}
- if(name && strcmp(ifmt->name, name)==0)
- decode=1;
+ if (name && strcmp(ifmt->name, name) == 0)
+ decode = 1;
}
- if(name==NULL)
+ if (name == NULL)
break;
- last_name= name;
+ last_name = name;
- printf(
- " %s%s %-15s %s\n",
- decode ? "D":" ",
- encode ? "E":" ",
- name,
+ printf(" %s%s %-15s %s\n",
+ decode ? "D" : " ",
+ encode ? "E" : " ",
+ name,
long_name ? long_name:" ");
}
+ return 0;
}
-void show_codecs(void)
+#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)
{
- AVCodec *p=NULL, *p2;
- const char *last_name;
- 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"
- " ------\n");
- last_name= "000";
- for(;;){
- int decode=0;
- int encode=0;
- int cap=0;
- const char *type_str;
-
- 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;
+ 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 AVPixelFormat, "pixel formats",
+ AV_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)
+{
+ switch (type) {
+ case AVMEDIA_TYPE_VIDEO: return 'V';
+ case AVMEDIA_TYPE_AUDIO: return 'A';
+ case AVMEDIA_TYPE_SUBTITLE: return 'S';
+ default: return '?';
+ }
+}
+
+static const AVCodec *next_codec_for_id(enum AVCodecID id, const AVCodec *prev,
+ int encoder)
+{
+ 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"
+ " ...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(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(p->decode) decode=1;
- if(p->encode) 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;
- switch(p2->type) {
- case AVMEDIA_TYPE_VIDEO:
- type_str = "V";
- break;
- case AVMEDIA_TYPE_AUDIO:
- type_str = "A";
- break;
- case AVMEDIA_TYPE_SUBTITLE:
- type_str = "S";
- break;
- default:
- type_str = "?";
- break;
- }
- printf(
- " %s%s%s%s%s%s %-15s %s",
- decode ? "D": (/*p2->decoder ? "d":*/" "),
- encode ? "E":" ",
- type_str,
- cap & CODEC_CAP_DRAW_HORIZ_BAND ? "S":" ",
- cap & CODEC_CAP_DR1 ? "D":" ",
- cap & CODEC_CAP_TRUNCATED ? "T":" ",
- p2->name,
- p2->long_name ? p2->long_name : "");
- /* if(p2->decoder && decode==0)
- printf(" use %s for decoding", p2->decoder->name);*/
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;
}
-void show_bsfs(void)
+static void print_codecs(int encoder)
{
- AVBitStreamFilter *bsf=NULL;
+ 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"
+ " ---\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(" %-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;
printf("Bitstream filters:\n");
- while((bsf = av_bitstream_filter_next(bsf)))
+ while ((bsf = av_bitstream_filter_next(bsf)))
printf("%s\n", bsf->name);
printf("\n");
+ return 0;
}
-void show_protocols(void)
+int show_protocols(void *optctx, const char *opt, const char *arg)
{
void *opaque = NULL;
const char *name;
printf("Output:\n");
while ((name = avio_enum_protocols(&opaque, 1)))
printf("%s\n", name);
+ return 0;
}
-void show_filters(void)
+int show_filters(void *optctx, const char *opt, const char *arg)
{
AVFilter av_unused(**filter) = NULL;
while ((filter = av_filter_next(filter)) && *filter)
printf("%-16s %s\n", (*filter)->name, (*filter)->description);
#endif
+ return 0;
}
-void show_pix_fmts(void)
+int show_pix_fmts(void *optctx, const char *opt, const char *arg)
{
- enum PixelFormat pix_fmt;
+ const AVPixFmtDescriptor *pix_desc = NULL;
- printf(
- "Pixel formats:\n"
- "I.... = Supported Input format for conversion\n"
- ".O... = Supported Output format for conversion\n"
- "..H.. = Hardware accelerated format\n"
- "...P. = Paletted format\n"
- "....B = Bitstream format\n"
- "FLAGS NAME NB_COMPONENTS BITS_PER_PIXEL\n"
- "-----\n");
+ printf("Pixel formats:\n"
+ "I.... = Supported Input format for conversion\n"
+ ".O... = Supported Output format for conversion\n"
+ "..H.. = Hardware accelerated format\n"
+ "...P. = Paletted format\n"
+ "....B = Bitstream format\n"
+ "FLAGS NAME NB_COMPONENTS BITS_PER_PIXEL\n"
+ "-----\n");
#if !CONFIG_SWSCALE
# define sws_isSupportedInput(x) 0
# define sws_isSupportedOutput(x) 0
#endif
- for (pix_fmt = 0; pix_fmt < PIX_FMT_NB; pix_fmt++) {
- const AVPixFmtDescriptor *pix_desc = &av_pix_fmt_descriptors[pix_fmt];
+ while ((pix_desc = av_pix_fmt_desc_next(pix_desc))) {
+ enum AVPixelFormat pix_fmt = av_pix_fmt_desc_get_id(pix_desc);
printf("%c%c%c%c%c %-16s %d %2d\n",
sws_isSupportedInput (pix_fmt) ? 'I' : '.',
sws_isSupportedOutput(pix_fmt) ? 'O' : '.',
pix_desc->nb_components,
av_get_bits_per_pixel(pix_desc));
}
+ return 0;
}
-int show_sample_fmts(const char *opt, const char *arg)
+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 Libav, "
+ "but no %s for it are available. Libav 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 Libav.\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();
FILE *f = fopen(filename, "rb");
if (!f) {
- av_log(NULL, AV_LOG_ERROR, "Cannot read file '%s': %s\n", filename, strerror(errno));
+ av_log(NULL, AV_LOG_ERROR, "Cannot read file '%s': %s\n", filename,
+ strerror(errno));
return AVERROR(errno);
}
fseek(f, 0, SEEK_END);
ret = AVERROR_EOF;
} else {
ret = 0;
- (*bufptr)[*size++] = '\0';
+ (*bufptr)[(*size)++] = '\0';
}
fclose(f);
ctx->last_pts = ctx->last_dts = INT64_MIN;
}
-int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts, int64_t dts)
+int64_t guess_correct_pts(PtsCorrectionContext *ctx, int64_t reordered_pts,
+ int64_t dts)
{
int64_t pts = AV_NOPTS_VALUE;
ctx->last_pts = reordered_pts;
}
if ((ctx->num_faulty_pts<=ctx->num_faulty_dts || dts == AV_NOPTS_VALUE)
- && reordered_pts != AV_NOPTS_VALUE)
+ && reordered_pts != AV_NOPTS_VALUE)
pts = reordered_pts;
else
pts = dts;
}
FILE *get_preset_file(char *filename, size_t filename_size,
- const char *preset_name, int is_path, const char *codec_name)
+ const char *preset_name, int is_path,
+ const char *codec_name)
{
FILE *f = NULL;
int i;
- const char *base[3]= { getenv("AVCONV_DATADIR"),
- getenv("HOME"),
- AVCONV_DATADIR,
- };
+ const char *base[3] = { getenv("AVCONV_DATADIR"),
+ getenv("HOME"),
+ AVCONV_DATADIR, };
if (is_path) {
av_strlcpy(filename, preset_name, filename_size);
for (i = 0; i < 3 && !f; i++) {
if (!base[i])
continue;
- snprintf(filename, filename_size, "%s%s/%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", preset_name);
+ snprintf(filename, filename_size, "%s%s/%s.avpreset", base[i],
+ i != 1 ? "" : "/.avconv", preset_name);
f = fopen(filename, "r");
if (!f && codec_name) {
snprintf(filename, filename_size,
- "%s%s/%s-%s.ffpreset", base[i], i != 1 ? "" : "/.avconv", codec_name, preset_name);
+ "%s%s/%s-%s.avpreset",
+ base[i], i != 1 ? "" : "/.avconv", codec_name,
+ preset_name);
f = fopen(filename, "r");
}
}
int check_stream_specifier(AVFormatContext *s, AVStream *st, const char *spec)
{
- if (*spec <= '9' && *spec >= '0') /* opt:index */
+ 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] */
+ 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 '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 */
+ 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)
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]);
+ 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++)
return AVERROR(EINVAL);
}
-AVDictionary *filter_codec_opts(AVDictionary *opts, enum CodecID codec_id, AVFormatContext *s, AVStream *st)
+AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
+ AVFormatContext *s, AVStream *st, AVCodec *codec)
{
AVDictionary *ret = NULL;
AVDictionaryEntry *t = NULL;
- AVCodec *codec = s->oformat ? avcodec_find_encoder(codec_id) : avcodec_find_decoder(codec_id);
- int flags = s->oformat ? AV_OPT_FLAG_ENCODING_PARAM : AV_OPT_FLAG_DECODING_PARAM;
+ int flags = s->oformat ? AV_OPT_FLAG_ENCODING_PARAM
+ : AV_OPT_FLAG_DECODING_PARAM;
char prefix = 0;
const AVClass *cc = avcodec_get_class();
+ if (!codec)
+ codec = s->oformat ? avcodec_find_encoder(codec_id)
+ : avcodec_find_decoder(codec_id);
if (!codec)
return NULL;
switch (codec->type) {
- case AVMEDIA_TYPE_VIDEO: prefix = 'v'; flags |= AV_OPT_FLAG_VIDEO_PARAM; break;
- case AVMEDIA_TYPE_AUDIO: prefix = 'a'; flags |= AV_OPT_FLAG_AUDIO_PARAM; break;
- case AVMEDIA_TYPE_SUBTITLE: prefix = 's'; flags |= AV_OPT_FLAG_SUBTITLE_PARAM; break;
+ case AVMEDIA_TYPE_VIDEO:
+ prefix = 'v';
+ flags |= AV_OPT_FLAG_VIDEO_PARAM;
+ break;
+ case AVMEDIA_TYPE_AUDIO:
+ prefix = 'a';
+ flags |= AV_OPT_FLAG_AUDIO_PARAM;
+ break;
+ case AVMEDIA_TYPE_SUBTITLE:
+ prefix = 's';
+ flags |= AV_OPT_FLAG_SUBTITLE_PARAM;
+ break;
}
while (t = av_dict_get(opts, "", t, AV_DICT_IGNORE_SUFFIX)) {
}
if (av_opt_find(&cc, t->key, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ) ||
- (codec && codec->priv_class && av_opt_find(&codec->priv_class, t->key, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ)))
+ (codec && codec->priv_class &&
+ av_opt_find(&codec->priv_class, t->key, NULL, flags,
+ AV_OPT_SEARCH_FAKE_OBJ)))
av_dict_set(&ret, t->key, t->value, 0);
- else if (t->key[0] == prefix && av_opt_find(&cc, t->key+1, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ))
- av_dict_set(&ret, t->key+1, t->value, 0);
+ else if (t->key[0] == prefix &&
+ av_opt_find(&cc, t->key + 1, NULL, flags,
+ AV_OPT_SEARCH_FAKE_OBJ))
+ av_dict_set(&ret, t->key + 1, t->value, 0);
if (p)
*p = ':';
return ret;
}
-AVDictionary **setup_find_stream_info_opts(AVFormatContext *s, AVDictionary *codec_opts)
+AVDictionary **setup_find_stream_info_opts(AVFormatContext *s,
+ AVDictionary *codec_opts)
{
int i;
AVDictionary **opts;
return NULL;
opts = av_mallocz(s->nb_streams * sizeof(*opts));
if (!opts) {
- av_log(NULL, AV_LOG_ERROR, "Could not alloc memory for stream options.\n");
+ av_log(NULL, AV_LOG_ERROR,
+ "Could not alloc memory for stream options.\n");
return NULL;
}
for (i = 0; i < s->nb_streams; i++)
- opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codec->codec_id, s, s->streams[i]);
+ opts[i] = filter_codec_opts(codec_opts, s->streams[i]->codec->codec_id,
+ s, s->streams[i], NULL);
return opts;
}
-#if CONFIG_AVFILTER
-
-static int ffsink_init(AVFilterContext *ctx, const char *args, void *opaque)
+void *grow_array(void *array, int elem_size, int *size, int new_size)
{
- FFSinkContext *priv = ctx->priv;
+ if (new_size >= INT_MAX / elem_size) {
+ av_log(NULL, AV_LOG_ERROR, "Array too big.\n");
+ exit(1);
+ }
+ if (*size < new_size) {
+ uint8_t *tmp = av_realloc(array, new_size*elem_size);
+ if (!tmp) {
+ av_log(NULL, AV_LOG_ERROR, "Could not alloc buffer.\n");
+ exit(1);
+ }
+ memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
+ *size = new_size;
+ return tmp;
+ }
+ return array;
+}
- if (!opaque)
+static int alloc_buffer(FrameBuffer **pool, AVCodecContext *s, FrameBuffer **pbuf)
+{
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(s->pix_fmt);
+ FrameBuffer *buf;
+ int i, ret;
+ int pixel_size;
+ int h_chroma_shift, v_chroma_shift;
+ int edge = 32; // XXX should be avcodec_get_edge_width(), but that fails on svq1
+ int w = s->width, h = s->height;
+
+ if (!desc)
return AVERROR(EINVAL);
- *priv = *(FFSinkContext *)opaque;
+ pixel_size = desc->comp[0].step_minus1 + 1;
+
+ buf = av_mallocz(sizeof(*buf));
+ if (!buf)
+ return AVERROR(ENOMEM);
+
+ if (!(s->flags & CODEC_FLAG_EMU_EDGE)) {
+ w += 2*edge;
+ h += 2*edge;
+ }
+ avcodec_align_dimensions(s, &w, &h);
+ if ((ret = av_image_alloc(buf->base, buf->linesize, w, h,
+ s->pix_fmt, 32)) < 0) {
+ av_freep(&buf);
+ return ret;
+ }
+ /* XXX this shouldn't be needed, but some tests break without this line
+ * those decoders are buggy and need to be fixed.
+ * the following tests fail:
+ * cdgraphics, ansi, aasc, fraps-v1, qtrle-1bit
+ */
+ memset(buf->base[0], 128, ret);
+
+ av_pix_fmt_get_chroma_sub_sample(s->pix_fmt,
+ &h_chroma_shift, &v_chroma_shift);
+
+ 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->data[i] = buf->base[i];
+ else if (buf->base[i])
+ buf->data[i] = buf->base[i] +
+ FFALIGN((buf->linesize[i]*edge >> v_shift) +
+ (pixel_size*edge >> h_shift), 32);
+ }
+ buf->w = s->width;
+ buf->h = s->height;
+ buf->pix_fmt = s->pix_fmt;
+ buf->pool = pool;
+
+ *pbuf = buf;
return 0;
}
-static void null_end_frame(AVFilterLink *inlink) { }
-
-static int ffsink_query_formats(AVFilterContext *ctx)
+int codec_get_buffer(AVCodecContext *s, AVFrame *frame)
{
- FFSinkContext *priv = ctx->priv;
- enum PixelFormat pix_fmts[] = { priv->pix_fmt, PIX_FMT_NONE };
+ FrameBuffer **pool = s->opaque;
+ FrameBuffer *buf;
+ int ret, i;
+
+ if (!*pool && (ret = alloc_buffer(pool, s, pool)) < 0)
+ return ret;
+
+ buf = *pool;
+ *pool = buf->next;
+ buf->next = NULL;
+ if (buf->w != s->width || buf->h != s->height || buf->pix_fmt != s->pix_fmt) {
+ av_freep(&buf->base[0]);
+ av_free(buf);
+ if ((ret = alloc_buffer(pool, s, &buf)) < 0)
+ return ret;
+ }
+ buf->refcount++;
+
+ frame->opaque = buf;
+ frame->type = FF_BUFFER_TYPE_USER;
+ frame->extended_data = frame->data;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(buf->data); i++) {
+ frame->base[i] = buf->base[i]; // XXX h264.c uses base though it shouldn't
+ frame->data[i] = buf->data[i];
+ frame->linesize[i] = buf->linesize[i];
+ }
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
return 0;
}
-AVFilter ffsink = {
- .name = "ffsink",
- .priv_size = sizeof(FFSinkContext),
- .init = ffsink_init,
-
- .query_formats = ffsink_query_formats,
+static void unref_buffer(FrameBuffer *buf)
+{
+ FrameBuffer **pool = buf->pool;
- .inputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .end_frame = null_end_frame,
- .min_perms = AV_PERM_READ, },
- { .name = NULL }},
- .outputs = (AVFilterPad[]) {{ .name = NULL }},
-};
+ av_assert0(buf->refcount);
+ buf->refcount--;
+ if (!buf->refcount) {
+ buf->next = *pool;
+ *pool = buf;
+ }
+}
-int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame,
- AVFilterBufferRef **picref_ptr, AVRational *tb)
+void codec_release_buffer(AVCodecContext *s, AVFrame *frame)
{
- int ret;
- AVFilterBufferRef *picref;
+ FrameBuffer *buf = frame->opaque;
+ int i;
- if ((ret = avfilter_request_frame(ctx->inputs[0])) < 0)
- return ret;
- if (!(picref = ctx->inputs[0]->cur_buf))
- return AVERROR(ENOENT);
- *picref_ptr = picref;
- ctx->inputs[0]->cur_buf = NULL;
- *tb = ctx->inputs[0]->time_base;
-
- memcpy(frame->data, picref->data, sizeof(frame->data));
- memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));
- frame->interlaced_frame = picref->video->interlaced;
- frame->top_field_first = picref->video->top_field_first;
- frame->key_frame = picref->video->key_frame;
- frame->pict_type = picref->video->pict_type;
- frame->sample_aspect_ratio = picref->video->pixel_aspect;
-
- return 1;
+ for (i = 0; i < FF_ARRAY_ELEMS(frame->data); i++)
+ frame->data[i] = NULL;
+
+ unref_buffer(buf);
}
-#endif /* CONFIG_AVFILTER */
+void filter_release_buffer(AVFilterBuffer *fb)
+{
+ FrameBuffer *buf = fb->priv;
+ av_free(fb);
+ unref_buffer(buf);
+}
-void *grow_array(void *array, int elem_size, int *size, int new_size)
+void free_buffer_pool(FrameBuffer **pool)
{
- if (new_size >= INT_MAX / elem_size) {
- av_log(NULL, AV_LOG_ERROR, "Array too big.\n");
- exit_program(1);
+ FrameBuffer *buf = *pool;
+ while (buf) {
+ *pool = buf->next;
+ av_freep(&buf->base[0]);
+ av_free(buf);
+ buf = *pool;
}
- if (*size < new_size) {
- uint8_t *tmp = av_realloc(array, new_size*elem_size);
- if (!tmp) {
- av_log(NULL, AV_LOG_ERROR, "Could not alloc buffer.\n");
- exit_program(1);
- }
- memset(tmp + *size*elem_size, 0, (new_size-*size) * elem_size);
- *size = new_size;
- return tmp;
- }
- return array;
}