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fftools/ffmpeg: move do_video_stats() to avoid a forward declaration

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This commit is contained in:
Anton Khirnov 2022-05-11 09:53:09 +02:00
parent 1753fbd095
commit 19d1e1fb06
1 changed files with 46 additions and 47 deletions
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93
fftools/ffmpeg.c
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@ -127,7 +127,6 @@ typedef struct BenchmarkTimeStamps {
int64_t sys_usec; int64_t sys_usec;
} BenchmarkTimeStamps; } BenchmarkTimeStamps;
static void do_video_stats(OutputStream *ost, int frame_size);
static BenchmarkTimeStamps get_benchmark_time_stamps(void); static BenchmarkTimeStamps get_benchmark_time_stamps(void);
static int64_t getmaxrss(void); static int64_t getmaxrss(void);
static int ifilter_has_all_input_formats(FilterGraph *fg); static int ifilter_has_all_input_formats(FilterGraph *fg);
@ -831,6 +830,52 @@ static int init_output_stream_wrapper(OutputStream *ost, AVFrame *frame,
return ret; return ret;
} }
static double psnr(double d)
{
return -10.0 * log10(d);
}
static void do_video_stats(OutputStream *ost, int frame_size)
{
AVCodecContext *enc;
int frame_number;
double ti1, bitrate, avg_bitrate;
/* this is executed just the first time do_video_stats is called */
if (!vstats_file) {
vstats_file = fopen(vstats_filename, "w");
if (!vstats_file) {
perror("fopen");
exit_program(1);
}
}
enc = ost->enc_ctx;
frame_number = ost->st->nb_frames;
if (vstats_version <= 1) {
fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number,
ost->quality / (float)FF_QP2LAMBDA);
} else {
fprintf(vstats_file, "out= %2d st= %2d frame= %5d q= %2.1f ", ost->file_index, ost->index, frame_number,
ost->quality / (float)FF_QP2LAMBDA);
}
if (ost->error[0]>=0 && (enc->flags & AV_CODEC_FLAG_PSNR))
fprintf(vstats_file, "PSNR= %6.2f ", psnr(ost->error[0] / (enc->width * enc->height * 255.0 * 255.0)));
fprintf(vstats_file,"f_size= %6d ", frame_size);
/* compute pts value */
ti1 = av_stream_get_end_pts(ost->st) * av_q2d(ost->st->time_base);
if (ti1 < 0.01)
ti1 = 0.01;
bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
avg_bitrate = (double)(ost->data_size * 8) / ti1 / 1000.0;
fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
(double)ost->data_size / 1024, ti1, bitrate, avg_bitrate);
fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(ost->pict_type));
}
static int encode_frame(OutputFile *of, OutputStream *ost, AVFrame *frame) static int encode_frame(OutputFile *of, OutputStream *ost, AVFrame *frame)
{ {
AVCodecContext *enc = ost->enc_ctx; AVCodecContext *enc = ost->enc_ctx;
@ -1231,52 +1276,6 @@ static void do_video_out(OutputFile *of,
av_frame_move_ref(ost->last_frame, next_picture); av_frame_move_ref(ost->last_frame, next_picture);
} }
static double psnr(double d)
{
return -10.0 * log10(d);
}
static void do_video_stats(OutputStream *ost, int frame_size)
{
AVCodecContext *enc;
int frame_number;
double ti1, bitrate, avg_bitrate;
/* this is executed just the first time do_video_stats is called */
if (!vstats_file) {
vstats_file = fopen(vstats_filename, "w");
if (!vstats_file) {
perror("fopen");
exit_program(1);
}
}
enc = ost->enc_ctx;
frame_number = ost->st->nb_frames;
if (vstats_version <= 1) {
fprintf(vstats_file, "frame= %5d q= %2.1f ", frame_number,
ost->quality / (float)FF_QP2LAMBDA);
} else {
fprintf(vstats_file, "out= %2d st= %2d frame= %5d q= %2.1f ", ost->file_index, ost->index, frame_number,
ost->quality / (float)FF_QP2LAMBDA);
}
if (ost->error[0]>=0 && (enc->flags & AV_CODEC_FLAG_PSNR))
fprintf(vstats_file, "PSNR= %6.2f ", psnr(ost->error[0] / (enc->width * enc->height * 255.0 * 255.0)));
fprintf(vstats_file,"f_size= %6d ", frame_size);
/* compute pts value */
ti1 = av_stream_get_end_pts(ost->st) * av_q2d(ost->st->time_base);
if (ti1 < 0.01)
ti1 = 0.01;
bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
avg_bitrate = (double)(ost->data_size * 8) / ti1 / 1000.0;
fprintf(vstats_file, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
(double)ost->data_size / 1024, ti1, bitrate, avg_bitrate);
fprintf(vstats_file, "type= %c\n", av_get_picture_type_char(ost->pict_type));
}
static void finish_output_stream(OutputStream *ost) static void finish_output_stream(OutputStream *ost)
{ {
OutputFile *of = output_files[ost->file_index]; OutputFile *of = output_files[ost->file_index];