Dynamically print the supported bitrates from the local table,
instead of using a hardcoded log message.
---
libavcodec/libopencore-amr.c | 36
libavcodec/libvo-amrwbenc.c | 37 -
2 files changed, 40 insertions(+), 33 deletions(-)
diff --git a/libavcodec/libopencore-amr.c b/libavcodec/libopencore-amr.c
index 4d26fc6..e6216c9 100644
--- a/libavcodec/libopencore-amr.c
+++ b/libavcodec/libopencore-amr.c
@@ -20,6 +20,7 @@
*/
#include "avcodec.h"
+#include "libavutil/avstring.h"
static void amr_decode_fix_avctx(AVCodecContext *avctx)
{
@@ -40,9 +41,6 @@ static void amr_decode_fix_avctx(AVCodecContext *avctx)
#include
#include
-static const char nb_bitrate_unsupported[] =
-"bitrate not supported: use one of 4.75k, 5.15k, 5.9k, 6.7k, 7.4k, 7.95k,
10.2k or 12.2k\n";
-
/* Common code for fixed and float version*/
typedef struct AMR_bitrates {
int rate;
@@ -50,20 +48,32 @@ typedef struct AMR_bitrates {
} AMR_bitrates;
/* Match desired bitrate */
-static int get_bitrate_mode(int bitrate)
+static int get_bitrate_mode(int bitrate, void *log_ctx)
{
/* make the correspondance between bitrate and mode */
static const AMR_bitrates rates[] = {
{ 4750, MR475 }, { 5150, MR515 }, { 5900, MR59 }, { 6700, MR67 },
{ 7400, MR74 }, { 7950, MR795 }, { 10200, MR102 }, { 12200, MR122 }
};
-int i;
+int i, best = -1, min_diff = 0;
+char log_buf[200];
-for (i = 0; i < 8; i++)
+for (i = 0; i < 8; i++) {
if (rates[i].rate == bitrate)
return rates[i].mode;
-/* no bitrate matching, return an error */
-return -1;
+if (best < 0 || abs(rates[i].rate - bitrate) < min_diff) {
+best = i;
+min_diff = abs(rates[i].rate - bitrate);
+}
+}
+/* no bitrate matching exactly, log a warning */
+snprintf(log_buf, sizeof(log_buf), "bitrate not supported: use one of ");
+for (i = 0; i < 8; i++)
+av_strlcatf(log_buf, sizeof(log_buf), "%.2fk, ", rates[i].rate/
1000.f);
+av_strlcatf(log_buf, sizeof(log_buf), "using %.2fk", rates[best].rate /
1000.f);
+av_log(log_ctx, AV_LOG_WARNING, "%s\n", log_buf);
+
+return best;
}
typedef struct AMRContext {
@@ -171,10 +181,7 @@ static av_cold int amr_nb_encode_init(AVCodecContext
*avctx)
return -1;
}
-if ((s->enc_bitrate = get_bitrate_mode(avctx->bit_rate)) < 0) {
-av_log(avctx, AV_LOG_ERROR, nb_bitrate_unsupported);
-return AVERROR(ENOSYS);
-}
+s->enc_bitrate = get_bitrate_mode(avctx->bit_rate, avctx);
return 0;
}
@@ -195,10 +202,7 @@ static int amr_nb_encode_frame(AVCodecContext *avctx,
AMRContext *s = avctx->priv_data;
int written;
-if ((s->enc_bitrate = get_bitrate_mode(avctx->bit_rate)) < 0) {
-av_log(avctx, AV_LOG_ERROR, nb_bitrate_unsupported);
-return AVERROR(ENOSYS);
-}
+s->enc_bitrate = get_bitrate_mode(avctx->bit_rate, avctx);
written = Encoder_Interface_Encode(s->enc_state, s->enc_bitrate, data,
frame, 0);
diff --git a/libavcodec/libvo-amrwbenc.c b/libavcodec/libvo-amrwbenc.c
index e55fdc6..74caa49 100644
--- a/libavcodec/libvo-amrwbenc.c
+++ b/libavcodec/libvo-amrwbenc.c
@@ -22,10 +22,7 @@
#include
#include "avcodec.h"
-
-static const char wb_bitrate_unsupported[] =
-"bitrate not supported: use one of 6.6k, 8.85k, 12.65k, 14.25k, 15.85k, "
-"18.25k, 19.85k, 23.05k, or 23.85k\n";
+#include "libavutil/avstring.h"
typedef struct AMRWBContext {
void *state;
@@ -33,18 +30,30 @@ typedef struct AMRWBContext {
intallow_dtx;
} AMRWBContext;
-static int get_wb_bitrate_mode(int bitrate)
+static int get_wb_bitrate_mode(int bitrate, void *log_ctx)
{
/* make the correspondance between bitrate and mode */
static const int rates[] = { 6600, 8850, 12650, 14250, 15850, 18250,
19850, 23050, 23850 };
-int i;
+int i, best = -1, min_diff = 0;
+char log_buf[200];
-for (i = 0; i < 9; i++)
+for (i = 0; i < 9; i++) {
if (rates[i] == bitrate)
return i;
-/* no bitrate matching, return an error */
-return -1;
+if (best < 0 || abs(rates[i] - bitrate) < min_diff) {
+best = i;
+min_diff = abs(rates[i] - bitrate);
+}
+}
+/* no bitrate matching exactly, log a warning */
+snprintf(log_buf, sizeof(log_buf), "bitrate not supported: use one of ");
+for (i = 0; i < 9; i++)
+av_strlcatf(log_buf, sizeof(log_buf), "%.2fk, ", rates[i]/ 1000.f);
+av_strlcatf(log_buf, sizeof(log_buf), "using %.2fk", rates[best] / 1000.f);
+av_log(log_ctx, AV_LOG_WARNING, "%s\n", log_buf);
+
+return best;
}
static av_cold int amr_wb_encode_init(AVCodecContext *avctx)
@@ -61,10 +70,7 @@ static av_cold int amr_wb_encode_init(AVCo