#include "libavformat/avformat.h"
#include "libavcodec/avcodec.h"
+#include "libavutil/avstring.h"
+#include "libavutil/display.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/dict.h"
static const char unit_byte_str[] = "byte" ;
static const char unit_bit_per_second_str[] = "bit/s";
-static void exit_program(void)
+static void avprobe_cleanup(int ret)
{
av_dict_free(&fmt_entries_to_show);
}
typedef enum {
ARRAY,
OBJECT
-} ProbeElementType;
+} PrintElementType;
-typedef struct {
+typedef struct PrintElement {
const char *name;
- ProbeElementType type;
+ PrintElementType type;
int64_t index;
int64_t nb_elems;
-} ProbeElement;
+} PrintElement;
-typedef struct {
- ProbeElement *prefix;
+typedef struct PrintContext {
+ PrintElement *prefix;
int level;
void (*print_header)(void);
void (*print_footer)(void);
- void (*print_array_header) (const char *name);
- void (*print_array_footer) (const char *name);
+ void (*print_array_header) (const char *name, int plain_values);
+ void (*print_array_footer) (const char *name, int plain_values);
void (*print_object_header)(const char *name);
void (*print_object_footer)(const char *name);
void (*print_integer) (const char *key, int64_t value);
void (*print_string) (const char *key, const char *value);
-} OutputContext;
+} PrintContext;
static AVIOContext *probe_out = NULL;
-static OutputContext octx;
+static PrintContext octx;
#define AVP_INDENT() avio_printf(probe_out, "%*c", octx.level * 2, ' ')
/*
}
}
-static void ini_print_array_header(const char *name)
+static void ini_print_array_header(const char *name, int plain_values)
{
- if (octx.prefix[octx.level -1].nb_elems)
+ if (!plain_values) {
+ /* Add a new line if we create a new full group */
+ if (octx.prefix[octx.level -1].nb_elems)
+ avio_printf(probe_out, "\n");
+ } else {
+ ini_escape_print(name);
+ avio_w8(probe_out, '=');
+ }
+}
+
+static void ini_print_array_footer(const char *name, int plain_values)
+{
+ if (plain_values)
avio_printf(probe_out, "\n");
}
static void ini_print_object_header(const char *name)
{
int i;
- ProbeElement *el = octx.prefix + octx.level -1;
+ PrintElement *el = octx.prefix + octx.level -1;
if (el->nb_elems)
avio_printf(probe_out, "\n");
}
avio_printf(probe_out, "%s", name);
- if (el && el->type == ARRAY)
+ if (el->type == ARRAY)
avio_printf(probe_out, ".%"PRId64"", el->nb_elems);
avio_printf(probe_out, "]\n");
}
static void ini_print_integer(const char *key, int64_t value)
{
- ini_escape_print(key);
- avio_printf(probe_out, "=%"PRId64"\n", value);
+ if (key) {
+ ini_escape_print(key);
+ avio_printf(probe_out, "=%"PRId64"\n", value);
+ } else {
+ if (octx.prefix[octx.level -1].nb_elems)
+ avio_printf(probe_out, ",");
+ avio_printf(probe_out, "%"PRId64, value);
+ }
}
avio_printf(probe_out, "}\n");
}
-static void json_print_array_header(const char *name)
+static void json_print_array_header(const char *name, int plain_values)
{
if (octx.prefix[octx.level -1].nb_elems)
avio_printf(probe_out, ",\n");
avio_printf(probe_out, "[\n");
}
-static void json_print_array_footer(const char *name)
+static void json_print_array_footer(const char *name, int plain_values)
{
avio_printf(probe_out, "\n");
AVP_INDENT();
static void json_print_integer(const char *key, int64_t value)
{
- if (octx.prefix[octx.level -1].nb_elems)
- avio_printf(probe_out, ",\n");
- AVP_INDENT();
- avio_printf(probe_out, "\"%s\" : %"PRId64"", key, value);
+ if (key) {
+ if (octx.prefix[octx.level -1].nb_elems)
+ avio_printf(probe_out, ",\n");
+ AVP_INDENT();
+ avio_printf(probe_out, "\"%s\" : ", key);
+ } else {
+ if (octx.prefix[octx.level -1].nb_elems)
+ avio_printf(probe_out, ", ");
+ else
+ AVP_INDENT();
+ }
+ avio_printf(probe_out, "%"PRId64, value);
}
static void json_escape_print(const char *s)
return;
str = p = av_strdup(name);
+ if (!str)
+ return;
while (*p) {
- *p = toupper(*p);
+ *p = av_toupper(*p);
p++;
}
return;
str = p = av_strdup(name);
+ if (!str)
+ return;
while (*p) {
- *p = toupper(*p);
+ *p = av_toupper(*p);
p++;
}
int64_t count = -1;
octx.prefix =
- av_realloc(octx.prefix, sizeof(ProbeElement) * (octx.level + 1));
+ av_realloc(octx.prefix, sizeof(PrintElement) * (octx.level + 1));
if (!octx.prefix || !name) {
fprintf(stderr, "Out of memory\n");
- exit(1);
+ exit_program(1);
}
if (octx.level) {
- ProbeElement *parent = octx.prefix + octx.level -1;
+ PrintElement *parent = octx.prefix + octx.level -1;
if (parent->type == ARRAY)
count = parent->nb_elems;
parent->nb_elems++;
}
- octx.prefix[octx.level++] = (ProbeElement){name, type, count, 0};
+ octx.prefix[octx.level++] = (PrintElement){name, type, count, 0};
}
static void probe_group_leave(void)
}
-static void probe_array_header(const char *name)
+static void probe_array_header(const char *name, int plain_values)
{
if (octx.print_array_header)
- octx.print_array_header(name);
+ octx.print_array_header(name, plain_values);
probe_group_enter(name, ARRAY);
}
-static void probe_array_footer(const char *name)
+static void probe_array_footer(const char *name, int plain_values)
{
probe_group_leave();
if (octx.print_array_footer)
- octx.print_array_footer(name);
+ octx.print_array_footer(name, plain_values);
}
static void probe_object_header(const char *name)
return buf;
}
-
-
-static const char *media_type_string(enum AVMediaType media_type)
-{
- switch (media_type) {
- case AVMEDIA_TYPE_VIDEO: return "video";
- case AVMEDIA_TYPE_AUDIO: return "audio";
- case AVMEDIA_TYPE_DATA: return "data";
- case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
- case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
- default: return "unknown";
- }
-}
-
static void show_packet(AVFormatContext *fmt_ctx, AVPacket *pkt)
{
char val_str[128];
AVPacket pkt;
av_init_packet(&pkt);
- probe_array_header("packets");
+ probe_array_header("packets", 0);
while (!av_read_frame(fmt_ctx, &pkt))
show_packet(fmt_ctx, &pkt);
- probe_array_footer("packets");
+ probe_array_footer("packets", 0);
}
static void show_stream(AVFormatContext *fmt_ctx, int stream_idx)
const AVCodec *dec;
const char *profile;
char val_str[128];
- AVRational display_aspect_ratio;
+ AVRational display_aspect_ratio, *sar = NULL;
+ const AVPixFmtDescriptor *desc;
probe_object_header("stream");
case AVMEDIA_TYPE_VIDEO:
probe_int("width", dec_ctx->width);
probe_int("height", dec_ctx->height);
+ probe_int("coded_width", dec_ctx->coded_width);
+ probe_int("coded_height", dec_ctx->coded_height);
probe_int("has_b_frames", dec_ctx->has_b_frames);
- if (dec_ctx->sample_aspect_ratio.num) {
+ if (dec_ctx->sample_aspect_ratio.num)
+ sar = &dec_ctx->sample_aspect_ratio;
+ else if (stream->sample_aspect_ratio.num)
+ sar = &stream->sample_aspect_ratio;
+
+ if (sar) {
probe_str("sample_aspect_ratio",
- rational_string(val_str, sizeof(val_str), ":",
- &dec_ctx->sample_aspect_ratio));
+ rational_string(val_str, sizeof(val_str), ":", sar));
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
- dec_ctx->width * dec_ctx->sample_aspect_ratio.num,
- dec_ctx->height * dec_ctx->sample_aspect_ratio.den,
+ dec_ctx->width * sar->num, dec_ctx->height * sar->den,
1024*1024);
probe_str("display_aspect_ratio",
rational_string(val_str, sizeof(val_str), ":",
&display_aspect_ratio));
}
- probe_str("pix_fmt",
- dec_ctx->pix_fmt != PIX_FMT_NONE ? av_pix_fmt_descriptors[dec_ctx->pix_fmt].name
- : "unknown");
+ desc = av_pix_fmt_desc_get(dec_ctx->pix_fmt);
+ probe_str("pix_fmt", desc ? desc->name : "unknown");
probe_int("level", dec_ctx->level);
+
+ probe_str("color_range", av_color_range_name(dec_ctx->color_range));
+ probe_str("color_space", av_color_space_name(dec_ctx->colorspace));
+ probe_str("color_trc", av_color_transfer_name(dec_ctx->color_trc));
+ probe_str("color_pri", av_color_primaries_name(dec_ctx->color_primaries));
+ probe_str("chroma_loc", av_chroma_location_name(dec_ctx->chroma_sample_location));
break;
case AVMEDIA_TYPE_AUDIO:
probe_str("avg_frame_rate",
rational_string(val_str, sizeof(val_str), "/",
&stream->avg_frame_rate));
+ if (dec_ctx->bit_rate)
+ probe_str("bit_rate",
+ value_string(val_str, sizeof(val_str),
+ dec_ctx->bit_rate, unit_bit_per_second_str));
probe_str("time_base",
rational_string(val_str, sizeof(val_str), "/",
&stream->time_base));
probe_dict(stream->metadata, "tags");
+ if (stream->nb_side_data) {
+ int i, j;
+ probe_object_header("sidedata");
+ for (i = 0; i < stream->nb_side_data; i++) {
+ const AVPacketSideData* sd = &stream->side_data[i];
+ switch (sd->type) {
+ case AV_PKT_DATA_DISPLAYMATRIX:
+ probe_object_header("displaymatrix");
+ probe_array_header("matrix", 1);
+ for (j = 0; j < 9; j++)
+ probe_int(NULL, ((int32_t *)sd->data)[j]);
+ probe_array_footer("matrix", 1);
+ probe_int("rotation",
+ av_display_rotation_get((int32_t *)sd->data));
+ probe_object_footer("displaymatrix");
+ break;
+ }
+ }
+ probe_object_footer("sidedata");
+ }
+
probe_object_footer("stream");
}
show_format(fmt_ctx);
if (do_show_streams) {
- probe_array_header("streams");
+ probe_array_header("streams", 0);
for (i = 0; i < fmt_ctx->nb_streams; i++)
show_stream(fmt_ctx, i);
- probe_array_footer("streams");
+ probe_array_footer("streams", 0);
}
if (do_show_packets)
octx.print_header = ini_print_header;
octx.print_footer = ini_print_footer;
octx.print_array_header = ini_print_array_header;
+ octx.print_array_footer = ini_print_array_footer;
octx.print_object_header = ini_print_object_header;
octx.print_integer = ini_print_integer;
fprintf(stderr,
"Argument '%s' provided as input filename, but '%s' was already specified.\n",
arg, input_filename);
- exit(1);
+ exit_program(1);
}
if (!strcmp(arg, "-"))
arg = "pipe:";
if (!buffer)
exit(1);
- atexit(exit_program);
+ register_exit(avprobe_cleanup);
options = real_options;
parse_loglevel(argc, argv, options);
octx.print_footer = ini_print_footer;
octx.print_array_header = ini_print_array_header;
+ octx.print_array_footer = ini_print_array_footer;
octx.print_object_header = ini_print_object_header;
octx.print_integer = ini_print_integer;
fprintf(stderr,
"Use -h to get full help or, even better, run 'man %s'.\n",
program_name);
- exit(1);
+ exit_program(1);
}
probe_out = avio_alloc_context(buffer, AVP_BUFFSIZE, 1, NULL, NULL,
probe_buf_write, NULL);
if (!probe_out)
- exit(1);
+ exit_program(1);
probe_header();
ret = probe_file(input_filename);