[FFmpeg-cvslog] avconv: print verbose per-stream transcoding statistics
Anton Khirnov
git at videolan.org
Mon Mar 24 16:45:53 CET 2014
ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Mon Mar 17 10:58:05 2014 +0100| [4754345027eb85cfa51aeb88beec68d7b036c11e] | committer: Anton Khirnov
avconv: print verbose per-stream transcoding statistics
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4754345027eb85cfa51aeb88beec68d7b036c11e
---
avconv.c | 91 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
avconv.h | 17 +++++++++---
2 files changed, 104 insertions(+), 4 deletions(-)
diff --git a/avconv.c b/avconv.c
index df9bbb9..68e3329 100644
--- a/avconv.c
+++ b/avconv.c
@@ -368,6 +368,7 @@ static void write_frame(AVFormatContext *s, AVPacket *pkt, OutputStream *ost)
ost->last_mux_dts = pkt->dts;
ost->data_size += pkt->size;
+ ost->packets_written++;
pkt->stream_index = ost->index;
ret = av_interleaved_write_frame(s, pkt);
@@ -405,6 +406,9 @@ static void do_audio_out(AVFormatContext *s, OutputStream *ost,
frame->pts = ost->sync_opts;
ost->sync_opts = frame->pts + frame->nb_samples;
+ ost->samples_encoded += frame->nb_samples;
+ ost->frames_encoded++;
+
if (avcodec_encode_audio2(enc, &pkt, frame, &got_packet) < 0) {
av_log(NULL, AV_LOG_FATAL, "Audio encoding failed\n");
exit_program(1);
@@ -465,6 +469,9 @@ static void do_subtitle_out(AVFormatContext *s,
sub->pts += av_rescale_q(sub->start_display_time, (AVRational){ 1, 1000 }, AV_TIME_BASE_Q);
sub->end_display_time -= sub->start_display_time;
sub->start_display_time = 0;
+
+ ost->frames_encoded++;
+
subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
subtitle_out_max_size, sub);
if (subtitle_out_size < 0) {
@@ -555,6 +562,9 @@ static void do_video_out(AVFormatContext *s,
in_picture->pict_type = AV_PICTURE_TYPE_I;
ost->forced_kf_index++;
}
+
+ ost->frames_encoded++;
+
ret = avcodec_encode_video2(enc, &pkt, in_picture, &got_packet);
if (ret < 0) {
av_log(NULL, AV_LOG_FATAL, "Video encoding failed\n");
@@ -741,7 +751,7 @@ static void print_final_stats(int64_t total_size)
uint64_t video_size = 0, audio_size = 0, extra_size = 0, other_size = 0;
uint64_t data_size = 0;
float percent = -1.0;
- int i;
+ int i, j;
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
@@ -768,6 +778,75 @@ static void print_final_stats(int64_t total_size)
else
av_log(NULL, AV_LOG_INFO, "unknown");
av_log(NULL, AV_LOG_INFO, "\n");
+
+ /* print verbose per-stream stats */
+ for (i = 0; i < nb_input_files; i++) {
+ InputFile *f = input_files[i];
+ uint64_t total_packets = 0, total_size = 0;
+
+ av_log(NULL, AV_LOG_VERBOSE, "Input file #%d (%s):\n",
+ i, f->ctx->filename);
+
+ for (j = 0; j < f->nb_streams; j++) {
+ InputStream *ist = input_streams[f->ist_index + j];
+ enum AVMediaType type = ist->st->codec->codec_type;
+
+ total_size += ist->data_size;
+ total_packets += ist->nb_packets;
+
+ av_log(NULL, AV_LOG_VERBOSE, " Input stream #%d:%d (%s): ",
+ i, j, media_type_string(type));
+ av_log(NULL, AV_LOG_VERBOSE, "%"PRIu64" packets read (%"PRIu64" bytes); ",
+ ist->nb_packets, ist->data_size);
+
+ if (ist->decoding_needed) {
+ av_log(NULL, AV_LOG_VERBOSE, "%"PRIu64" frames decoded",
+ ist->frames_decoded);
+ if (type == AVMEDIA_TYPE_AUDIO)
+ av_log(NULL, AV_LOG_VERBOSE, " (%"PRIu64" samples)", ist->samples_decoded);
+ av_log(NULL, AV_LOG_VERBOSE, "; ");
+ }
+
+ av_log(NULL, AV_LOG_VERBOSE, "\n");
+ }
+
+ av_log(NULL, AV_LOG_VERBOSE, " Total: %"PRIu64" packets (%"PRIu64" bytes) demuxed\n",
+ total_packets, total_size);
+ }
+
+ for (i = 0; i < nb_output_files; i++) {
+ OutputFile *of = output_files[i];
+ uint64_t total_packets = 0, total_size = 0;
+
+ av_log(NULL, AV_LOG_VERBOSE, "Output file #%d (%s):\n",
+ i, of->ctx->filename);
+
+ for (j = 0; j < of->ctx->nb_streams; j++) {
+ OutputStream *ost = output_streams[of->ost_index + j];
+ enum AVMediaType type = ost->st->codec->codec_type;
+
+ total_size += ost->data_size;
+ total_packets += ost->packets_written;
+
+ av_log(NULL, AV_LOG_VERBOSE, " Output stream #%d:%d (%s): ",
+ i, j, media_type_string(type));
+ if (ost->encoding_needed) {
+ av_log(NULL, AV_LOG_VERBOSE, "%"PRIu64" frames encoded",
+ ost->frames_encoded);
+ if (type == AVMEDIA_TYPE_AUDIO)
+ av_log(NULL, AV_LOG_VERBOSE, " (%"PRIu64" samples)", ost->samples_encoded);
+ av_log(NULL, AV_LOG_VERBOSE, "; ");
+ }
+
+ av_log(NULL, AV_LOG_VERBOSE, "%"PRIu64" packets muxed (%"PRIu64" bytes); ",
+ ost->packets_written, ost->data_size);
+
+ av_log(NULL, AV_LOG_VERBOSE, "\n");
+ }
+
+ av_log(NULL, AV_LOG_VERBOSE, " Total: %"PRIu64" packets (%"PRIu64" bytes) muxed\n",
+ total_packets, total_size);
+ }
}
static void print_report(int is_last_report, int64_t timer_start)
@@ -1087,6 +1166,9 @@ static int decode_audio(InputStream *ist, AVPacket *pkt, int *got_output)
return ret;
}
+ ist->samples_decoded += decoded_frame->nb_samples;
+ ist->frames_decoded++;
+
/* if the decoder provides a pts, use it instead of the last packet pts.
the decoder could be delaying output by a packet or more. */
if (decoded_frame->pts != AV_NOPTS_VALUE)
@@ -1181,6 +1263,8 @@ static int decode_video(InputStream *ist, AVPacket *pkt, int *got_output)
return ret;
}
+ ist->frames_decoded++;
+
if (ist->hwaccel_retrieve_data && decoded_frame->format == ist->hwaccel_pix_fmt) {
err = ist->hwaccel_retrieve_data(ist->st->codec, decoded_frame);
if (err < 0)
@@ -1251,6 +1335,8 @@ static int transcode_subtitles(InputStream *ist, AVPacket *pkt, int *got_output)
if (!*got_output)
return ret;
+ ist->frames_decoded++;
+
for (i = 0; i < nb_output_streams; i++) {
OutputStream *ost = output_streams[i];
@@ -2232,7 +2318,10 @@ static int process_input(void)
goto discard_packet;
ist = input_streams[ifile->ist_index + pkt.stream_index];
+
+ ist->data_size += pkt.size;
ist->nb_packets++;
+
if (ist->discard)
goto discard_packet;
diff --git a/avconv.h b/avconv.h
index 29f7dd9..2484314 100644
--- a/avconv.h
+++ b/avconv.h
@@ -233,9 +233,6 @@ typedef struct InputStream {
AVDictionary *opts;
AVRational framerate; /* framerate forced with -r */
- /* number of packets successfully read for this stream */
- uint64_t nb_packets;
-
int resample_height;
int resample_width;
int resample_pix_fmt;
@@ -262,6 +259,15 @@ typedef struct InputStream {
int (*hwaccel_retrieve_data)(AVCodecContext *s, AVFrame *frame);
enum AVPixelFormat hwaccel_pix_fmt;
enum AVPixelFormat hwaccel_retrieved_pix_fmt;
+
+ /* stats */
+ // combined size of all the packets read
+ uint64_t data_size;
+ /* number of packets successfully read for this stream */
+ uint64_t nb_packets;
+ // number of frames/samples retrieved from the decoder
+ uint64_t frames_decoded;
+ uint64_t samples_decoded;
} InputStream;
typedef struct InputFile {
@@ -343,6 +349,11 @@ typedef struct OutputStream {
/* stats */
// combined size of all the packets written
uint64_t data_size;
+ // number of packets send to the muxer
+ uint64_t packets_written;
+ // number of frames/samples sent to the encoder
+ uint64_t frames_encoded;
+ uint64_t samples_encoded;
} OutputStream;
typedef struct OutputFile {
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