diff mbox series

[FFmpeg-devel,22/31] fftools/ffmpeg_dec: pass decoder name through DecoderOpts

Message ID 20240124081702.4759-22-anton@khirnov.net
State Accepted
Commit 097f9ddbe94039b3c6f888560e24cc1753fec3f3
Headers show
Series [FFmpeg-devel,01/31] fftools/ffmpeg_dec: split Decoder into a private and public part | expand

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Commit Message

Anton Khirnov Jan. 24, 2024, 8:16 a.m. UTC 
Do not build it from InputStream values.

This is a step towards decoupling Decoder and InputStream.
---
 fftools/ffmpeg.h       |  2 ++
 fftools/ffmpeg_dec.c   | 17 +++++++++++------
 fftools/ffmpeg_demux.c |  4 ++++
 3 files changed, 17 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index 9add5cac85..bdfacf16b7 100644
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -295,6 +295,8 @@  enum DecoderFlags {
 typedef struct DecoderOpts {
     int                         flags;
 
+    char                       *name;
+
     /* hwaccel options */
     enum HWAccelID              hwaccel_id;
     enum AVHWDeviceType         hwaccel_device_type;
diff --git a/fftools/ffmpeg_dec.c b/fftools/ffmpeg_dec.c
index e34b23b40c..6c8f08d33e 100644
--- a/fftools/ffmpeg_dec.c
+++ b/fftools/ffmpeg_dec.c
@@ -73,6 +73,7 @@  typedef struct DecoderPriv {
 
     void           *log_parent;
     char            log_name[32];
+    char           *parent_name;
 } DecoderPriv;
 
 static DecoderPriv *dp_from_dec(Decoder *d)
@@ -104,6 +105,8 @@  void dec_free(Decoder **pdec)
         av_frame_free(&dp->sub_prev[i]);
     av_frame_free(&dp->sub_heartbeat);
 
+    av_freep(&dp->parent_name);
+
     av_freep(pdec);
 }
 
@@ -499,7 +502,6 @@  static int transcode_subtitles(InputStream *ist, const AVPacket *pkt,
 
 static int packet_decode(InputStream *ist, AVPacket *pkt, AVFrame *frame)
 {
-    const InputFile *ifile = ist->file;
     DecoderPriv *dp = dp_from_dec(ist->decoder);
     AVCodecContext *dec = dp->dec_ctx;
     const char *type_desc = av_get_media_type_string(dec->codec_type);
@@ -554,8 +556,7 @@  static int packet_decode(InputStream *ist, AVPacket *pkt, AVFrame *frame)
 
         update_benchmark(NULL);
         ret = avcodec_receive_frame(dec, frame);
-        update_benchmark("decode_%s %d.%d", type_desc,
-                         ifile->index, ist->index);
+        update_benchmark("decode_%s %s", type_desc, dp->parent_name);
 
         if (ret == AVERROR(EAGAIN)) {
             av_assert0(pkt); // should never happen during flushing
@@ -616,10 +617,10 @@  static int packet_decode(InputStream *ist, AVPacket *pkt, AVFrame *frame)
     }
 }
 
-static void dec_thread_set_name(const InputStream *ist, const DecoderPriv *dp)
+static void dec_thread_set_name(const DecoderPriv *dp)
 {
     char name[16];
-    snprintf(name, sizeof(name), "dec%d:%d:%s", ist->file->index, ist->index,
+    snprintf(name, sizeof(name), "dec%s:%s", dp->parent_name,
              dp->dec_ctx->codec->name);
     ff_thread_setname(name);
 }
@@ -662,7 +663,7 @@  void *decoder_thread(void *arg)
     if (ret < 0)
         goto finish;
 
-    dec_thread_set_name(ist, dp);
+    dec_thread_set_name(dp);
 
     while (!input_status) {
         int flush_buffers, have_data;
@@ -972,6 +973,10 @@  int dec_open(InputStream *ist, Scheduler *sch, unsigned sch_idx,
 
     snprintf(dp->log_name, sizeof(dp->log_name), "dec:%s", codec->name);
 
+    dp->parent_name = av_strdup(o->name ? o->name : "");
+    if (!dp->parent_name)
+        return AVERROR(ENOMEM);
+
     if (codec->type == AVMEDIA_TYPE_SUBTITLE &&
         (dp->flags & DECODER_FLAG_FIX_SUB_DURATION)) {
         for (int i = 0; i < FF_ARRAY_ELEMS(dp->sub_prev); i++) {
diff --git a/fftools/ffmpeg_demux.c b/fftools/ffmpeg_demux.c
index 3c3be214c5..8bc73e2bf3 100644
--- a/fftools/ffmpeg_demux.c
+++ b/fftools/ffmpeg_demux.c
@@ -73,6 +73,7 @@  typedef struct DemuxStream {
     const AVCodecDescriptor *codec_desc;
 
     DecoderOpts              dec_opts;
+    char                     dec_name[16];
 
     AVBSFContext *bsf;
 
@@ -926,6 +927,9 @@  static int ist_use(InputStream *ist, int decoding_needed)
                        "same time is not fully supported, also see -compute_edt [0|1]\n");
         }
 
+        snprintf(ds->dec_name, sizeof(ds->dec_name), "%d:%d", ist->file->index, ist->index);
+        ds->dec_opts.name = ds->dec_name;
+
         ret = dec_open(ist, d->sch, ds->sch_idx_dec,
                        &ist->decoder_opts, &ds->dec_opts);
         if (ret < 0)