[FFmpeg-devel] [PATCH 2/3] avfilter/vf_uspp: Support any codec

[Michael Niedermayer <michael@niedermayer.cc>]

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 doc/filters.texi      |  3 +++
 libavfilter/vf_uspp.c | 11 ++++++-----
 2 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index 77b594f69c..d634924bfb 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -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
diff --git a/libavfilter/vf_uspp.c b/libavfilter/vf_uspp.c
index 43114e1b50..a7bf8e3087 100644
--- a/libavfilter/vf_uspp.c
+++ b/libavfilter/vf_uspp.c
@@ -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);
     }
 
-- 
2.17.1

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