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ffv1dec: call ff_get_format if the EC coding changes

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Decoders need to track all state that hwaccels may be intersted in,
and trigger a reconfiguration if it changes.
This commit is contained in:
Lynne
2025-11-23 19:49:01 +01:00
parent be9998674a
commit a1154b74a4
2 changed files with 5 additions and 1 deletions
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libavcodec/ffv1.h
+1
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@@ -140,6 +140,7 @@ typedef struct FFV1Context {
enum AVPixelFormat pix_fmt;
enum AVPixelFormat configured_pix_fmt;
int configured_width, configured_height;
int configured_ac;
const AVFrame *cur_enc_frame;
int plane_count;
libavcodec/ffv1dec.c
+4 -1
View File
@@ -509,13 +509,15 @@ static int read_header(FFV1Context *f, RangeCoder *c)
if (f->configured_pix_fmt != f->pix_fmt ||
f->configured_width != f->avctx->width ||
f->configured_height != f->avctx->height) {
f->configured_height != f->avctx->height ||
f->configured_ac != f->ac) {
f->avctx->pix_fmt = get_pixel_format(f);
if (f->avctx->pix_fmt < 0)
return AVERROR(EINVAL);
f->configured_pix_fmt = f->pix_fmt;
f->configured_width = f->avctx->width;
f->configured_height = f->avctx->height;
f->configured_ac = f->ac;
}
ff_dlog(f->avctx, "%d %d %d\n",
@@ -921,6 +923,7 @@ static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
fdst->colorspace = fsrc->colorspace;
fdst->pix_fmt = fsrc->pix_fmt;
fdst->configured_pix_fmt = fsrc->configured_pix_fmt;
fdst->configured_ac = fsrc->configured_ac;
fdst->ec = fsrc->ec;
fdst->intra = fsrc->intra;