lavf: Don't explicitly flush after each written packet in muxers

Since 596e5d4783, this is not necessary anymore. It also allows to
actually disable the flushing, improving write performance (but
possibly giving worse latency in real-time streaming).

Signed-off-by: Martin Storsjö <martin@martin.st>

22 files changed, 0 insertions, 27 deletions

diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c
index 0c9194449e..e7c9ca6ce1 100644
--- a/libavformat/adtsenc.c
+++ b/libavformat/adtsenc.c
@@ -158,7 +158,6 @@ static int adts_write_packet(AVFormatContext *s, AVPacket *pkt)
         }
     }
     avio_write(pb, pkt->data, pkt->size);
-    avio_flush(pb);
 
     return 0;
 }
diff --git a/libavformat/amr.c b/libavformat/amr.c
index ba91d7c139..3b1a468e34 100644
--- a/libavformat/amr.c
+++ b/libavformat/amr.c
@@ -55,7 +55,6 @@ static int amr_write_header(AVFormatContext *s)
 static int amr_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     avio_write(s->pb, pkt->data, pkt->size);
-    avio_flush(s->pb);
     return 0;
 }
 #endif /* CONFIG_AMR_MUXER */
diff --git a/libavformat/assenc.c b/libavformat/assenc.c
index 5bf2e20134..751485dfb5 100644
--- a/libavformat/assenc.c
+++ b/libavformat/assenc.c
@@ -58,9 +58,6 @@ static int write_header(AVFormatContext *s)
 static int write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     avio_write(s->pb, pkt->data, pkt->size);
-
-    avio_flush(s->pb);
-
     return 0;
 }
 
diff --git a/libavformat/avienc.c b/libavformat/avienc.c
index 9d1f5102a1..751687e658 100644
--- a/libavformat/avienc.c
+++ b/libavformat/avienc.c
@@ -558,7 +558,6 @@ static int avi_write_packet(AVFormatContext *s, AVPacket *pkt)
     if (size & 1)
         avio_w8(pb, 0);
 
-    avio_flush(pb);
     return 0;
 }
 
diff --git a/libavformat/daud.c b/libavformat/daud.c
index 3ceb958d61..bb7ab7fbcd 100644
--- a/libavformat/daud.c
+++ b/libavformat/daud.c
@@ -68,7 +68,6 @@ static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     avio_wb16(s->pb, pkt->size);
     avio_wb16(s->pb, 0x8010); // unknown
     avio_write(s->pb, pkt->data, pkt->size);
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/dvenc.c b/libavformat/dvenc.c
index a991cc6b0c..93ae0b56dc 100644
--- a/libavformat/dvenc.c
+++ b/libavformat/dvenc.c
@@ -388,7 +388,6 @@ static int dv_write_packet(struct AVFormatContext *s, AVPacket *pkt)
                               pkt->data, pkt->size, &frame);
     if (fsize > 0) {
         avio_write(s->pb, frame, fsize);
-        avio_flush(s->pb);
     }
     return 0;
 }
diff --git a/libavformat/flacenc.c b/libavformat/flacenc.c
index b770623b3c..1e4042e070 100644
--- a/libavformat/flacenc.c
+++ b/libavformat/flacenc.c
@@ -113,7 +113,6 @@ static int flac_write_trailer(struct AVFormatContext *s)
 static int flac_write_packet(struct AVFormatContext *s, AVPacket *pkt)
 {
     avio_write(s->pb, pkt->data, pkt->size);
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index 37f37773a0..bcb135dad3 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -545,7 +545,6 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
                               pkt->pts + flv->delay + pkt->duration);
     }
 
-    avio_flush(pb);
     av_free(data);
 
     return pb->error;
diff --git a/libavformat/framecrcenc.c b/libavformat/framecrcenc.c
index fed0cca430..dd55c129f0 100644
--- a/libavformat/framecrcenc.c
+++ b/libavformat/framecrcenc.c
@@ -31,7 +31,6 @@ static int framecrc_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     snprintf(buf, sizeof(buf), "%d, %10"PRId64", %10"PRId64", %8d, %8d, 0x%08x\n",
              pkt->stream_index, pkt->dts, pkt->pts, pkt->duration, pkt->size, crc);
     avio_write(s->pb, buf, strlen(buf));
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/gif.c b/libavformat/gif.c
index 2b1e93ad9f..085c2e03fc 100644
--- a/libavformat/gif.c
+++ b/libavformat/gif.c
@@ -329,7 +329,6 @@ static int gif_write_video(AVFormatContext *s, AVCodecContext *enc,
     gif_image_write_image(pb, 0, 0, enc->width, enc->height,
                           buf, enc->width * 3, AV_PIX_FMT_RGB24);
 
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/gxfenc.c b/libavformat/gxfenc.c
index 74df237e61..fea1d5d818 100644
--- a/libavformat/gxfenc.c
+++ b/libavformat/gxfenc.c
@@ -896,8 +896,6 @@ static int gxf_write_packet(AVFormatContext *s, AVPacket *pkt)
         gxf->packet_count = 0;
     }
 
-    avio_flush(pb);
-
     return 0;
 }
 
diff --git a/libavformat/ilbc.c b/libavformat/ilbc.c
index c01eb6f796..e44af487b2 100644
--- a/libavformat/ilbc.c
+++ b/libavformat/ilbc.c
@@ -56,7 +56,6 @@ static int ilbc_write_header(AVFormatContext *s)
 static int ilbc_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     avio_write(s->pb, pkt->data, pkt->size);
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/ivfenc.c b/libavformat/ivfenc.c
index e0455970e5..3cd16166c7 100644
--- a/libavformat/ivfenc.c
+++ b/libavformat/ivfenc.c
@@ -53,7 +53,6 @@ static int ivf_write_packet(AVFormatContext *s, AVPacket *pkt)
     avio_wl32(pb, pkt->size);
     avio_wl64(pb, pkt->pts);
     avio_write(pb, pkt->data, pkt->size);
-    avio_flush(pb);
 
     return 0;
 }
diff --git a/libavformat/mpjpeg.c b/libavformat/mpjpeg.c
index 6c8bd0ce17..2114189244 100644
--- a/libavformat/mpjpeg.c
+++ b/libavformat/mpjpeg.c
@@ -44,7 +44,6 @@ static int mpjpeg_write_packet(AVFormatContext *s, AVPacket *pkt)
 
     snprintf(buf1, sizeof(buf1), "\n--%s\n", BOUNDARY_TAG);
     avio_write(s->pb, buf1, strlen(buf1));
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/rawenc.c b/libavformat/rawenc.c
index 171c603549..852a27d6e4 100644
--- a/libavformat/rawenc.c
+++ b/libavformat/rawenc.c
@@ -26,7 +26,6 @@
 int ff_raw_write_packet(AVFormatContext *s, AVPacket *pkt)
 {
     avio_write(s->pb, pkt->data, pkt->size);
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/rmenc.c b/libavformat/rmenc.c
index ed1ba7c75b..fba8feb802 100644
--- a/libavformat/rmenc.c
+++ b/libavformat/rmenc.c
@@ -369,7 +369,6 @@ static int rm_write_audio(AVFormatContext *s, const uint8_t *buf, int size, int
     } else {
         avio_write(pb, buf, size);
     }
-    avio_flush(pb);
     stream->nb_frames++;
     av_free(buf1);
     return 0;
@@ -414,7 +413,6 @@ static int rm_write_video(AVFormatContext *s, const uint8_t *buf, int size, int
     avio_w8(pb, stream->nb_frames & 0xff);
 
     avio_write(pb, buf, size);
-    avio_flush(pb);
 
     stream->nb_frames++;
     return 0;
diff --git a/libavformat/smjpegenc.c b/libavformat/smjpegenc.c
index 5c64e844ad..551af8911d 100644
--- a/libavformat/smjpegenc.c
+++ b/libavformat/smjpegenc.c
@@ -109,7 +109,6 @@ static int smjpeg_write_packet(AVFormatContext *s, AVPacket *pkt)
     avio_wb32(pb, pkt->pts);
     avio_wb32(pb, pkt->size);
     avio_write(pb, pkt->data, pkt->size);
-    avio_flush(pb);
 
     smc->duration = FFMAX(smc->duration, pkt->pts + pkt->duration);
     return 0;
diff --git a/libavformat/spdifenc.c b/libavformat/spdifenc.c
index 1f37340a8b..c350f7251c 100644
--- a/libavformat/spdifenc.c
+++ b/libavformat/spdifenc.c
@@ -538,7 +538,6 @@ static int spdif_write_packet(struct AVFormatContext *s, AVPacket *pkt)
     av_log(s, AV_LOG_DEBUG, "type=%x len=%i pkt_offset=%i\n",
            ctx->data_type, ctx->out_bytes, ctx->pkt_offset);
 
-    avio_flush(s->pb);
     return 0;
 }
 
diff --git a/libavformat/swfenc.c b/libavformat/swfenc.c
index 93487cc21a..be2e5cd7d3 100644
--- a/libavformat/swfenc.c
+++ b/libavformat/swfenc.c
@@ -436,8 +436,6 @@ static int swf_write_video(AVFormatContext *s,
     put_swf_tag(s, TAG_SHOWFRAME);
     put_swf_end_tag(s);
 
-    avio_flush(s->pb);
-
     return 0;
 }
 
diff --git a/libavformat/vc1testenc.c b/libavformat/vc1testenc.c
index abe8c6b231..9d55fee46d 100644
--- a/libavformat/vc1testenc.c
+++ b/libavformat/vc1testenc.c
@@ -63,7 +63,6 @@ static int vc1test_write_packet(AVFormatContext *s, AVPacket *pkt)
     avio_wl32(pb, pkt->size | ((pkt->flags & AV_PKT_FLAG_KEY) ? 0x80000000 : 0));
     avio_wl32(pb, pkt->pts);
     avio_write(pb, pkt->data, pkt->size);
-    avio_flush(pb);
     ctx->frames++;
 
     return 0;
diff --git a/libavformat/wvenc.c b/libavformat/wvenc.c
index 0ce08e884c..2e150e1a7a 100644
--- a/libavformat/wvenc.c
+++ b/libavformat/wvenc.c
@@ -51,7 +51,6 @@ static int wv_write_packet(AVFormatContext *ctx, AVPacket *pkt)
     s->samples += header.samples;
 
     avio_write(ctx->pb, pkt->data, pkt->size);
-    avio_flush(ctx->pb);
 
     return 0;
 }
diff --git a/libavformat/yuv4mpeg.c b/libavformat/yuv4mpeg.c
index c38d641e06..cc2755f4b6 100644
--- a/libavformat/yuv4mpeg.c
+++ b/libavformat/yuv4mpeg.c
@@ -147,7 +147,6 @@ static int yuv4_write_packet(AVFormatContext *s, AVPacket *pkt)
             ptr2 += picture->linesize[2];
         }
     }
-    avio_flush(pb);
     return 0;
 }