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-rw-r--r--drivers/media/test-drivers/visl/visl-dec.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/media/test-drivers/visl/visl-dec.c b/drivers/media/test-drivers/visl/visl-dec.c
index e9fa80f18a15..6a9639bd4d61 100644
--- a/drivers/media/test-drivers/visl/visl-dec.c
+++ b/drivers/media/test-drivers/visl/visl-dec.c
@@ -295,6 +295,35 @@ static void visl_tpg_fill_sequence(struct visl_ctx *ctx,
" top" : " bottom") : "none");
}
+static bool visl_tpg_fill_codec_specific(struct visl_ctx *ctx,
+ struct visl_run *run,
+ char buf[], size_t bufsz)
+{
+ /*
+ * To add variability, we need a value that is stable for a given
+ * input but is different than already shown fields.
+ * The pic order count value defines the display order of the frames
+ * (which can be different than the decoding order that is shown with
+ * the sequence number).
+ * Therefore it is stable for a given input and will add a different
+ * value that is more specific to the way the input is encoded.
+ */
+ switch (ctx->current_codec) {
+ case VISL_CODEC_H264:
+ scnprintf(buf, bufsz,
+ "H264: %u", run->h264.dpram->pic_order_cnt_lsb);
+ break;
+ case VISL_CODEC_HEVC:
+ scnprintf(buf, bufsz,
+ "HEVC: %d", run->hevc.dpram->pic_order_cnt_val);
+ break;
+ default:
+ return false;
+ }
+
+ return true;
+}
+
static void visl_tpg_fill(struct visl_ctx *ctx, struct visl_run *run)
{
u8 *basep[TPG_MAX_PLANES][2];
@@ -327,6 +356,13 @@ static void visl_tpg_fill(struct visl_ctx *ctx, struct visl_run *run)
frame_dprintk(ctx->dev, run->dst->sequence, "");
line++;
+ if (visl_tpg_fill_codec_specific(ctx, run, buf, TPG_STR_BUF_SZ)) {
+ tpg_gen_text(&ctx->tpg, basep, line++ * line_height, 16, buf);
+ frame_dprintk(ctx->dev, run->dst->sequence, "%s\n", buf);
+ frame_dprintk(ctx->dev, run->dst->sequence, "");
+ line++;
+ }
+
visl_get_ref_frames(ctx, buf, TPG_STR_BUF_SZ, run);
while ((line_str = strsep(&tmp, "\n")) && strlen(line_str)) {