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ffmpeg.wasm-core
Commit 5e553cab authored by Burt P's avatar Burt P
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af_hdcd: some types renamed to remove _t 

Following a suggestion by Diego Biurrun.
_t is reserved for POSIX, apparently.
Signed-off-by: 's avatarBurt P <pburt0@gmail.com>
parent 7a258ef9
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Showing with 29 additions and 29 deletions
libavfilter/af_hdcd.c
View file @ 5e553cab
......@@ -872,13 +872,13 @@ typedef struct {
int count_sustain_expired;
int _ana_snb; /**< used in the analyze mode tone generator */
} hdcd_state_t;
} hdcd_state;
typedef enum {
HDCD_PE_NEVER = 0, /**< All valid packets have PE set to off */
HDCD_PE_INTERMITTENT = 1, /**< Some valid packets have PE set to on */
HDCD_PE_PERMANENT = 2, /**< All valid packets have PE set to on */
} hdcd_pe_t;
} hdcd_pe;
static const char * const pe_str[] = {
"never enabled",
......@@ -890,31 +890,31 @@ typedef enum {
HDCD_NONE = 0, /**< HDCD packets do not (yet) appear */
HDCD_NO_EFFECT = 1, /**< HDCD packets appear, but all control codes are NOP */
HDCD_EFFECTUAL = 2, /**< HDCD packets appear, and change the output in some way */
} hdcd_detection_t;
} hdcd_dv;
typedef enum {
HDCD_PVER_NONE = 0, /**< No packets (yet) discovered */
HDCD_PVER_A = 1, /**< Packets of type A (8-bit control) discovered */
HDCD_PVER_B = 2, /**< Packets of type B (8-bit control, 8-bit XOR) discovered */
HDCD_PVER_MIX = 3, /**< Packets of type A and B discovered, most likely an encoding error */
} hdcd_pf_t;
} hdcd_pf;
static const char * const pf_str[] = {
"?", "A", "B", "A+B"
};
typedef struct {
hdcd_detection_t hdcd_detected;
hdcd_pf_t packet_type;
hdcd_dv hdcd_detected;
hdcd_pf packet_type;
int total_packets; /**< valid packets */
int errors; /**< detectable errors */
hdcd_pe_t peak_extend;
hdcd_pe peak_extend;
int uses_transient_filter;
float max_gain_adjustment; /**< in dB, expected in the range -7.5 to 0.0 */
int cdt_expirations; /**< -1 for never set, 0 for set but never expired */
int _active_count; /**< used internally */
} hdcd_detection_data_t;
} hdcd_detection_data;
typedef enum {
HDCD_ANA_OFF = 0,
......@@ -923,7 +923,7 @@ typedef enum {
HDCD_ANA_CDT = 3,
HDCD_ANA_TGM = 4,
HDCD_ANA_TOP = 5, /**< used in max value of AVOption */
} hdcd_ana_mode_t;
} hdcd_ana_mode;
/** analyze mode descriptions: macro for AVOption definitions, array of const char for mapping mode to string */
#define HDCD_ANA_OFF_DESC "disabled"
......@@ -941,7 +941,7 @@ static const char * const ana_mode_str[] = {
typedef struct HDCDContext {
const AVClass *class;
hdcd_state_t state[HDCD_MAX_CHANNELS];
hdcd_state state[HDCD_MAX_CHANNELS];
/* AVOption members */
/** use hdcd_*_stereo() functions to process both channels together.
......@@ -975,7 +975,7 @@ typedef struct HDCDContext {
int val_target_gain; /**< last matching target_gain in both channels */
/* User information/stats */
hdcd_detection_data_t detect;
hdcd_detection_data detect;
} HDCDContext;
#define OFFSET(x) offsetof(HDCDContext, x)
......@@ -1001,7 +1001,7 @@ static const AVOption hdcd_options[] = {
AVFILTER_DEFINE_CLASS(hdcd);
static void hdcd_reset(hdcd_state_t *state, unsigned rate, unsigned cdt_ms)
static void hdcd_reset(hdcd_state *state, unsigned rate, unsigned cdt_ms)
{
int i;
......@@ -1031,7 +1031,7 @@ static void hdcd_reset(hdcd_state_t *state, unsigned rate, unsigned cdt_ms)
}
/** update the user info/counters */
static void hdcd_update_info(hdcd_state_t *state)
static void hdcd_update_info(hdcd_state *state)
{
if (state->control & 16) state->count_peak_extend++;
if (state->control & 32) state->count_transient_filter++;
......@@ -1047,9 +1047,9 @@ typedef enum {
HDCD_CODE_B_CHECKFAIL,
HDCD_CODE_EXPECT_A,
HDCD_CODE_EXPECT_B,
} hdcd_code_result_t;
} hdcd_code_result;
static hdcd_code_result_t hdcd_code(const uint32_t bits, unsigned char *code)
static hdcd_code_result hdcd_code(const uint32_t bits, unsigned char *code)
{
if ((bits & 0x0fa00500) == 0x0fa00500) {
/* A: 8-bit code 0x7e0fa005[..] */
......@@ -1078,7 +1078,7 @@ static hdcd_code_result_t hdcd_code(const uint32_t bits, unsigned char *code)
return HDCD_CODE_NONE;
}
static int hdcd_integrate(HDCDContext *ctx, hdcd_state_t *state, int *flag, const int32_t *samples, int count, int stride)
static int hdcd_integrate(HDCDContext *ctx, hdcd_state *state, int *flag, const int32_t *samples, int count, int stride)
{
uint32_t bits = 0;
int result = FFMIN(state->readahead, count);
......@@ -1213,7 +1213,7 @@ static int hdcd_integrate_stereo(HDCDContext *ctx, int *flag, const int32_t *sam
return result;
}
static void hdcd_sustain_reset(hdcd_state_t *state)
static void hdcd_sustain_reset(hdcd_state *state)
{
state->sustain = state->sustain_reset;
/* if this is the first reset then change
......@@ -1222,7 +1222,7 @@ static void hdcd_sustain_reset(hdcd_state_t *state)
state->count_sustain_expired = 0;
}
static int hdcd_scan(HDCDContext *ctx, hdcd_state_t *state, const int32_t *samples, int max, int stride)
static int hdcd_scan(HDCDContext *ctx, hdcd_state *state, const int32_t *samples, int max, int stride)
{
int result;
int cdt_active = 0;
......@@ -1297,7 +1297,7 @@ static int hdcd_scan_stereo(HDCDContext *ctx, const int32_t *samples, int max)
}
/** replace audio with solid tone, but save LSBs */
static void hdcd_analyze_prepare(hdcd_state_t *state, int32_t *samples, int count, int stride) {
static void hdcd_analyze_prepare(hdcd_state *state, int32_t *samples, int count, int stride) {
int n;
for (n = 0; n < count * stride; n += stride) {
/* in analyze mode, the audio is replaced by a solid tone, and
......@@ -1446,7 +1446,7 @@ static int hdcd_envelope(int32_t *samples, int count, int stride, int gain, int
}
/** extract fields from control code */
static void hdcd_control(HDCDContext *ctx, hdcd_state_t *state, int *peak_extend, int *target_gain)
static void hdcd_control(HDCDContext *ctx, hdcd_state *state, int *peak_extend, int *target_gain)
{
*peak_extend = (ctx->force_pe || state->control & 16);
*target_gain = (state->control & 15) << 7;
......@@ -1455,9 +1455,9 @@ static void hdcd_control(HDCDContext *ctx, hdcd_state_t *state, int *peak_extend
typedef enum {
HDCD_OK=0,
HDCD_TG_MISMATCH
} hdcd_control_result_t;
} hdcd_control_result;
static hdcd_control_result_t hdcd_control_stereo(HDCDContext *ctx, int *peak_extend0, int *peak_extend1)
static hdcd_control_result hdcd_control_stereo(HDCDContext *ctx, int *peak_extend0, int *peak_extend1)
{
int target_gain[2];
hdcd_control(ctx, &ctx->state[0], peak_extend0, &target_gain[0]);
......@@ -1476,7 +1476,7 @@ static hdcd_control_result_t hdcd_control_stereo(HDCDContext *ctx, int *peak_ext
return HDCD_OK;
}
static void hdcd_process(HDCDContext *ctx, hdcd_state_t *state, int32_t *samples, int count, int stride)
static void hdcd_process(HDCDContext *ctx, hdcd_state *state, int32_t *samples, int count, int stride)
{
int32_t *samples_end = samples + count * stride;
int gain = state->running_gain;
......@@ -1582,7 +1582,7 @@ static void hdcd_process_stereo(HDCDContext *ctx, int32_t *samples, int count)
ctx->state[1].running_gain = gain[1];
}
static void hdcd_detect_reset(hdcd_detection_data_t *detect) {
static void hdcd_detect_reset(hdcd_detection_data *detect) {
detect->hdcd_detected = HDCD_NONE;
detect->packet_type = HDCD_PVER_NONE;
detect->total_packets = 0;
......@@ -1594,15 +1594,15 @@ static void hdcd_detect_reset(hdcd_detection_data_t *detect) {
detect->_active_count = 0;
}
static void hdcd_detect_start(hdcd_detection_data_t *detect) {
static void hdcd_detect_start(hdcd_detection_data *detect) {
detect->errors = 0; /* re-sum every pass */
detect->total_packets = 0;
detect->_active_count = 0; /* will need to match channels at hdcd_detect_end() */
detect->cdt_expirations = -1;
}
static void hdcd_detect_onech(hdcd_state_t *state, hdcd_detection_data_t *detect) {
hdcd_pe_t pe = HDCD_PE_NEVER;
static void hdcd_detect_onech(hdcd_state *state, hdcd_detection_data *detect) {
hdcd_pe pe = HDCD_PE_NEVER;
detect->uses_transient_filter |= !!(state->count_transient_filter);
detect->total_packets += state->code_counterA + state->code_counterB;
if (state->code_counterA) detect->packet_type |= HDCD_PVER_A;
......@@ -1627,7 +1627,7 @@ static void hdcd_detect_onech(hdcd_state_t *state, hdcd_detection_data_t *detect
}
}
static void hdcd_detect_end(hdcd_detection_data_t *detect, int channels) {
static void hdcd_detect_end(hdcd_detection_data *detect, int channels) {
/* HDCD is detected if a valid packet is active in all
* channels at the same time. */
if (detect->_active_count == channels) {
......@@ -1740,7 +1740,7 @@ static av_cold void uninit(AVFilterContext *ctx)
/* dump the state for each channel for AV_LOG_VERBOSE */
for (i = 0; i < HDCD_MAX_CHANNELS; i++) {
hdcd_state_t *state = &s->state[i];
hdcd_state *state = &s->state[i];
av_log(ctx, AV_LOG_VERBOSE, "Channel %d: counter A: %d, B: %d, C: %d\n", i,
state->code_counterA, state->code_counterB, state->code_counterC);
av_log(ctx, AV_LOG_VERBOSE, "Channel %d: pe: %d, tf: %d, almost_A: %d, checkfail_B: %d, unmatched_C: %d, cdt_expired: %d\n", i,
......
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