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avfilter/vf_uspp: Support any codec 

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2023-03-15 22:53:13 +01:00
parent 771c27119d
commit cee4b99d41
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GPG Key ID: B18E8928B3948D64
2 changed files with 9 additions and 5 deletions
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3
doc/filters.texi
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@ -23364,6 +23364,9 @@ that value the speed drops by a factor of approximately 2. Default value is
@item qp
Force a constant quantization parameter. If not set, the filter will use the QP
from the video stream (if available).
@item codec
Use specified codec instead of snow.
@end table
@section v360

11
libavfilter/vf_uspp.c
View File

@ -46,6 +46,7 @@ typedef struct USPPContext {
int log2_count;
int hsub, vsub;
int qp;
char *codec_name;
enum AVVideoEncParamsType qscale_type;
int temp_stride[3];
uint8_t *src[3];
@ -68,6 +69,7 @@ static const AVOption uspp_options[] = {
{ "quality", "set quality", OFFSET(log2_count), AV_OPT_TYPE_INT, {.i64 = 3}, 0, MAX_LEVEL, FLAGS },
{ "qp", "force a constant quantizer parameter", OFFSET(qp), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 63, FLAGS },
{ "use_bframe_qp", "use B-frames' QP", OFFSET(use_bframe_qp), AV_OPT_TYPE_BOOL,{.i64 = 0}, 0, 1, FLAGS },
{ "codec", "Codec name", OFFSET(codec_name), AV_OPT_TYPE_STRING, {.str = "snow"}, 0, 0, FLAGS },
{ NULL }
};
@ -327,15 +329,14 @@ static int config_input(AVFilterLink *inlink)
const int width = inlink->w;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
int i;
const AVCodec *enc = avcodec_find_encoder(AV_CODEC_ID_SNOW);
const AVCodec *dec = avcodec_find_decoder(AV_CODEC_ID_SNOW);
const AVCodec *enc = avcodec_find_encoder_by_name(uspp->codec_name);
const AVCodec *dec = avcodec_find_decoder_by_name(uspp->codec_name);
if (!enc) {
av_log(ctx, AV_LOG_ERROR, "SNOW encoder not found.\n");
av_log(ctx, AV_LOG_ERROR, "encoder %s not found.\n", uspp->codec_name);
return AVERROR(EINVAL);
}
if (!dec) {
av_log(ctx, AV_LOG_ERROR, "SNOW decoder not found.\n");
av_log(ctx, AV_LOG_ERROR, "decoder %s not found.\n", uspp->codec_name);
return AVERROR(EINVAL);
}