From: Anton Khirnov <anton@khirnov.net>
To: ffmpeg-devel@ffmpeg.org
Subject: [FFmpeg-devel] [PATCH 07/10] fftools/ffmpeg: do not assume input streams exist
Date: Thu, 17 Nov 2022 11:16:37 +0100
Message-ID: <20221117101640.6789-7-anton@khirnov.net> (raw)
In-Reply-To: <20221117101640.6789-1-anton@khirnov.net>
There can be zero input streams, with input provided by lavfi complex
filtergraphs.
---
fftools/ffmpeg.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/fftools/ffmpeg.c b/fftools/ffmpeg.c
index 0944f56b80..c43c3ca3bc 100644
--- a/fftools/ffmpeg.c
+++ b/fftools/ffmpeg.c
@@ -3401,7 +3401,11 @@ static int check_keyboard_interaction(int64_t cur_time)
if (key == 'd' || key == 'D'){
int debug=0;
if(key == 'D') {
- debug = ist_iter(NULL)->dec_ctx->debug << 1;
+ InputStream *ist = ist_iter(NULL);
+
+ if (ist)
+ debug = ist->dec_ctx->debug << 1;
+
if(!debug) debug = 1;
while (debug & FF_DEBUG_DCT_COEFF) //unsupported, would just crash
debug += debug;
--
2.35.1
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next prev parent reply other threads:[~2022-11-17 10:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-17 10:16 [FFmpeg-devel] [PATCH 01/10] fftools/ffmpeg: move freeing an input stream into a separate function Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 02/10] fftools/ffmpeg: drop an arbitrary condition Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 03/10] fftools/ffmpeg: stop inventing fake source information Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 04/10] fftools/ffmpeg: replace OutputStream.source_index with a pointer to InputStream Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 05/10] fftools/ffmpeg_mux_init: simplify inner loop in map_auto_{video, audio} Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 06/10] fftools/ffmpeg: remove the input_streams global Anton Khirnov
2022-11-17 10:16 ` Anton Khirnov [this message]
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 08/10] fftools/ffmpeg: declare loop variables inside loops in transcode_init() Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 09/10] fftools/ffmpeg: _-prefix variables in MATCH_PER_STREAM_OPT() Anton Khirnov
2022-11-17 10:16 ` [FFmpeg-devel] [PATCH 10/10] fftools/ffmpeg_mux_init: postpone matching -disposition to streams Anton Khirnov
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