[FFmpeg-devel] [PATCH 5/9] fftools/ffmpeg: move do_video_stats() to avoid a forward declaration

[Anton Khirnov <anton@khirnov.net>]

---
 fftools/ffmpeg.c | 93 ++++++++++++++++++++++++------------------------
 1 file changed, 46 insertions(+), 47 deletions(-)

diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index 2bc612f448..ae3cc57bef 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -127,7 +127,6 @@ typedef struct BenchmarkTimeStamps {
     int64_t sys_usec;
 } BenchmarkTimeStamps;
 
-static void do_video_stats(OutputStream *ost, int frame_size);
 static BenchmarkTimeStamps get_benchmark_time_stamps(void);
 static int64_t getmaxrss(void);
 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;
 }
 
+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)
 {
     AVCodecContext   *enc = ost->enc_ctx;
@@ -1230,52 +1275,6 @@ static void do_video_out(OutputFile *of,
         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)
 {
     OutputFile *of = output_files[ost->file_index];
-- 
2.34.1

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