PR #20641 opened by mkver URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20641 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20641.patch
>From 2eb23623c006631e4201e57360a70f2d30a72da9 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt <[email protected]> Date: Thu, 2 Oct 2025 21:07:48 +0200 Subject: [PATCH] avcodec/pngenc: Mark unreachable default switch cases as such Signed-off-by: Andreas Rheinhardt <[email protected]> --- libavcodec/pngenc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/libavcodec/pngenc.c b/libavcodec/pngenc.c index 5baad9aad5..8e4f42125e 100644 --- a/libavcodec/pngenc.c +++ b/libavcodec/pngenc.c @@ -195,6 +195,8 @@ static void png_filter_row(PNGEncContext *c, uint8_t *dst, int filter_type, dst[i] = src[i] - top[i]; sub_png_paeth_prediction(dst + i, src + i, top + i, size - i, bpp); break; + default: + av_unreachable("PNG_FILTER_VALUE_MIXED can't happen here and all others are covered"); } } @@ -816,6 +818,9 @@ static int apng_do_inverse_blend(AVFrame *output, const AVFrame *input, palette[*background] >> 24 == 0) break; return -1; + + default: + av_unreachable("Pixfmt has been checked before"); } memmove(output_data, foreground, bpp); @@ -1193,7 +1198,7 @@ static av_cold int png_enc_init(AVCodecContext *avctx) s->color_type = PNG_COLOR_TYPE_PALETTE; break; default: - return -1; + av_unreachable("Already checked via CODEC_PIXFMTS"); } s->bits_per_pixel = ff_png_get_nb_channels(s->color_type) * s->bit_depth; -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
