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ffprobe: add count_frames and count_packets options

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Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
This commit is contained in:
Matthieu Bouron 2012-02-01 16:23:53 +01:00 committed by Stefano Sabatini
parent 8c1ebdcea2
commit 29b9aee49f
4 changed files with 54 additions and 11 deletions
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1
Changelog
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@ -6,6 +6,7 @@ version next:
- setfield filter
- CDXL demuxer and decoder
- Apple ProRes encoder
- ffprobe -count_packets and -count_frames options
version 0.10:

8
doc/ffprobe.texi
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@ -127,6 +127,14 @@ multimedia stream.
Each media stream information is printed within a dedicated section
with name "STREAM".
@item -count_frames
Count the number of frames per stream and report it in the
corresponding stream section.
@item -count_packets
Count the number of packets per stream and report it in the
corresponding stream section.
@item -show_private_data, -private
Show private data, that is data depending on the format of the
particular shown element.

2
doc/ffprobe.xsd
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@ -111,6 +111,8 @@
<xsd:attribute name="start_time" type="xsd:float"/>
<xsd:attribute name="duration" type="xsd:float"/>
<xsd:attribute name="nb_frames" type="xsd:int"/>
<xsd:attribute name="nb_read_frames" type="xsd:int"/>
<xsd:attribute name="nb_read_packets" type="xsd:int"/>
</xsd:complexType>
<xsd:complexType name="formatType">

54
ffprobe.c
View File

@ -42,6 +42,10 @@
const char program_name[] = "ffprobe";
const int program_birth_year = 2007;
static int do_count_frames = 0;
static int do_count_packets = 0;
static int do_read_frames = 0;
static int do_read_packets = 0;
static int do_show_error = 0;
static int do_show_format = 0;
static int do_show_frames = 0;
@ -71,6 +75,8 @@ static const char *unit_second_str = "s" ;
static const char *unit_hertz_str = "Hz" ;
static const char *unit_byte_str = "byte" ;
static const char *unit_bit_per_second_str = "bit/s";
static uint64_t *nb_streams_packets;
static uint64_t *nb_streams_frames;
void av_noreturn exit_program(int ret)
{
@ -1360,7 +1366,7 @@ static av_always_inline int get_decoded_frame(AVFormatContext *fmt_ctx,
return ret;
}
static void show_packets(WriterContext *w, AVFormatContext *fmt_ctx)
static void read_packets(WriterContext *w, AVFormatContext *fmt_ctx)
{
AVPacket pkt, pkt1;
AVFrame frame;
@ -1369,18 +1375,23 @@ static void show_packets(WriterContext *w, AVFormatContext *fmt_ctx)
av_init_packet(&pkt);
while (!av_read_frame(fmt_ctx, &pkt)) {
if (do_show_packets)
show_packet(w, fmt_ctx, &pkt, i++);
if (do_show_frames) {
if (do_read_packets) {
if (do_show_packets)
show_packet(w, fmt_ctx, &pkt, i++);
nb_streams_packets[pkt.stream_index]++;
}
if (do_read_frames) {
pkt1 = pkt;
while (1) {
avcodec_get_frame_defaults(&frame);
ret = get_decoded_frame(fmt_ctx, &frame, &got_frame, &pkt1);
if (ret < 0 || !got_frame)
break;
show_frame(w, &frame, fmt_ctx->streams[pkt.stream_index]);
if (do_show_frames)
show_frame(w, &frame, fmt_ctx->streams[pkt.stream_index]);
pkt1.data += ret;
pkt1.size -= ret;
nb_streams_frames[pkt.stream_index]++;
}
}
av_free_packet(&pkt);
@ -1391,8 +1402,13 @@ static void show_packets(WriterContext *w, AVFormatContext *fmt_ctx)
//Flush remaining frames that are cached in the decoder
for (i = 0; i < fmt_ctx->nb_streams; i++) {
pkt.stream_index = i;
while (get_decoded_frame(fmt_ctx, &frame, &got_frame, &pkt) >= 0 && got_frame)
show_frame(w, &frame, fmt_ctx->streams[pkt.stream_index]);
while (get_decoded_frame(fmt_ctx, &frame, &got_frame, &pkt) >= 0 && got_frame) {
if (do_read_frames) {
if (do_show_frames)
show_frame(w, &frame, fmt_ctx->streams[pkt.stream_index]);
nb_streams_frames[pkt.stream_index]++;
}
}
}
}
@ -1495,6 +1511,10 @@ static void show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_i
print_time("duration", stream->duration, &stream->time_base);
if (stream->nb_frames) print_fmt ("nb_frames", "%"PRId64, stream->nb_frames);
else print_str_opt("nb_frames", "N/A");
if (nb_streams_frames[stream_idx]) print_fmt ("nb_read_frames", "%"PRIu64, nb_streams_frames[stream_idx]);
else print_str_opt("nb_read_frames", "N/A");
if (nb_streams_packets[stream_idx]) print_fmt ("nb_read_packets", "%"PRIu64, nb_streams_packets[stream_idx]);
else print_str_opt("nb_read_packets", "N/A");
show_tags(stream->metadata);
print_section_footer("stream");
@ -1603,9 +1623,14 @@ static int probe_file(WriterContext *wctx, const char *filename)
AVFormatContext *fmt_ctx;
int ret, i;
do_read_frames = do_show_frames || do_count_frames;
do_read_packets = do_show_packets || do_count_packets;
ret = open_input_file(&fmt_ctx, filename);
nb_streams_frames = av_calloc(fmt_ctx->nb_streams, sizeof(*nb_streams_frames));
nb_streams_packets = av_calloc(fmt_ctx->nb_streams, sizeof(*nb_streams_packets));
if (ret >= 0) {
if (do_show_packets || do_show_frames) {
if (do_read_frames || do_read_packets) {
const char *chapter;
if (do_show_frames && do_show_packets &&
wctx->writer->flags & WRITER_FLAG_PUT_PACKETS_AND_FRAMES_IN_SAME_CHAPTER)
@ -1614,9 +1639,11 @@ static int probe_file(WriterContext *wctx, const char *filename)
chapter = "packets";
else // (!do_show_packets && do_show_frames)
chapter = "frames";
writer_print_chapter_header(wctx, chapter);
show_packets(wctx, fmt_ctx);
writer_print_chapter_footer(wctx, chapter);
if (do_show_frames || do_show_packets)
writer_print_chapter_header(wctx, chapter);
read_packets(wctx, fmt_ctx);
if (do_show_frames || do_show_packets)
writer_print_chapter_footer(wctx, chapter);
}
PRINT_CHAPTER(streams);
PRINT_CHAPTER(format);
@ -1626,6 +1653,9 @@ static int probe_file(WriterContext *wctx, const char *filename)
avformat_close_input(&fmt_ctx);
}
av_freep(&nb_streams_frames);
av_freep(&nb_streams_packets);
return ret;
}
@ -1753,6 +1783,8 @@ static const OptionDef options[] = {
{ "show_frames", OPT_BOOL, {(void*)&do_show_frames} , "show frames info" },
{ "show_packets", OPT_BOOL, {(void*)&do_show_packets}, "show packets info" },
{ "show_streams", OPT_BOOL, {(void*)&do_show_streams}, "show streams info" },
{ "count_frames", OPT_BOOL, {(void*)&do_count_frames}, "count the number of frames per stream" },
{ "count_packets", OPT_BOOL, {(void*)&do_count_packets}, "count the number of packets per stream" },
{ "show_program_version", OPT_BOOL, {(void*)&do_show_program_version}, "show ffprobe version" },
{ "show_library_versions", OPT_BOOL, {(void*)&do_show_library_versions}, "show library versions" },
{ "show_versions", 0, {(void*)&opt_show_versions}, "show program and library versions" },